/*! tailwindcss v4.1.10 | MIT License | https://tailwindcss.com */
@layer theme, base, components, utilities;
@layer theme {
  :root, :host {
    --font-sans: "Segoe UI Variable", "Aptos", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-mono: "Cascadia Code", "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --default-font-family: var(--font-sans);
    --default-mono-font-family: var(--font-mono);
  }
}
@layer base {
  *, ::after, ::before, ::backdrop, ::file-selector-button {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    border: 0 solid;
  }
  html, :host {
    line-height: 1.5;
    -webkit-text-size-adjust: 100%;
    tab-size: 4;
    font-family: var(--default-font-family, ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");
    font-feature-settings: var(--default-font-feature-settings, normal);
    font-variation-settings: var(--default-font-variation-settings, normal);
    -webkit-tap-highlight-color: transparent;
  }
  hr {
    height: 0;
    color: inherit;
    border-top-width: 1px;
  }
  abbr:where([title]) {
    -webkit-text-decoration: underline dotted;
    text-decoration: underline dotted;
  }
  h1, h2, h3, h4, h5, h6 {
    font-size: inherit;
    font-weight: inherit;
  }
  a {
    color: inherit;
    -webkit-text-decoration: inherit;
    text-decoration: inherit;
  }
  b, strong {
    font-weight: bolder;
  }
  code, kbd, samp, pre {
    font-family: var(--default-mono-font-family, ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);
    font-feature-settings: var(--default-mono-font-feature-settings, normal);
    font-variation-settings: var(--default-mono-font-variation-settings, normal);
    font-size: 1em;
  }
  small {
    font-size: 80%;
  }
  sub, sup {
    font-size: 75%;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
  }
  sub {
    bottom: -0.25em;
  }
  sup {
    top: -0.5em;
  }
  table {
    text-indent: 0;
    border-color: inherit;
    border-collapse: collapse;
  }
  :-moz-focusring {
    outline: auto;
  }
  progress {
    vertical-align: baseline;
  }
  summary {
    display: list-item;
  }
  ol, ul, menu {
    list-style: none;
  }
  img, svg, video, canvas, audio, iframe, embed, object {
    display: block;
    vertical-align: middle;
  }
  img, video {
    max-width: 100%;
    height: auto;
  }
  button, input, select, optgroup, textarea, ::file-selector-button {
    font: inherit;
    font-feature-settings: inherit;
    font-variation-settings: inherit;
    letter-spacing: inherit;
    color: inherit;
    border-radius: 0;
    background-color: transparent;
    opacity: 1;
  }
  :where(select:is([multiple], [size])) optgroup {
    font-weight: bolder;
  }
  :where(select:is([multiple], [size])) optgroup option {
    padding-inline-start: 20px;
  }
  ::file-selector-button {
    margin-inline-end: 4px;
  }
  ::placeholder {
    opacity: 1;
  }
  @supports (not (-webkit-appearance: -apple-pay-button))  or (contain-intrinsic-size: 1px) {
    ::placeholder {
      color: currentcolor;
      @supports (color: color-mix(in lab, red, red)) {
        color: color-mix(in oklab, currentcolor 50%, transparent);
      }
    }
  }
  textarea {
    resize: vertical;
  }
  ::-webkit-search-decoration {
    -webkit-appearance: none;
  }
  ::-webkit-date-and-time-value {
    min-height: 1lh;
    text-align: inherit;
  }
  ::-webkit-datetime-edit {
    display: inline-flex;
  }
  ::-webkit-datetime-edit-fields-wrapper {
    padding: 0;
  }
  ::-webkit-datetime-edit, ::-webkit-datetime-edit-year-field, ::-webkit-datetime-edit-month-field, ::-webkit-datetime-edit-day-field, ::-webkit-datetime-edit-hour-field, ::-webkit-datetime-edit-minute-field, ::-webkit-datetime-edit-second-field, ::-webkit-datetime-edit-millisecond-field, ::-webkit-datetime-edit-meridiem-field {
    padding-block: 0;
  }
  :-moz-ui-invalid {
    box-shadow: none;
  }
  button, input:where([type="button"], [type="reset"], [type="submit"]), ::file-selector-button {
    appearance: button;
  }
  ::-webkit-inner-spin-button, ::-webkit-outer-spin-button {
    height: auto;
  }
  [hidden]:where(:not([hidden="until-found"])) {
    display: none !important;
  }
}
@layer utilities {
  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
  }
  .scroll-smooth {
    scroll-behavior: smooth;
  }
}
:root {
  color-scheme: light;
  --bg: #f5f8fc;
  --bg-soft: #edf3f8;
  --surface: #ffffff;
  --surface-raised: #ffffff;
  --surface-muted: #f1f5f9;
  --text: #102033;
  --heading: #071522;
  --muted: #617184;
  --muted-strong: #46586b;
  --line: #dbe5ee;
  --line-strong: #c9d6e2;
  --brand: #0866e8;
  --brand-deep: #0749a7;
  --brand-soft: #eaf2ff;
  --teal: #0497a8;
  --teal-soft: #e7f8fa;
  --gold: #e99a19;
  --code: #07111f;
  --code-soft: #0d1c2e;
  --shadow-sm: 0 8px 30px rgba(23, 48, 74, .07);
  --shadow-md: 0 18px 55px rgba(23, 48, 74, .11);
  --shadow-lg: 0 34px 90px rgba(15, 38, 62, .16);
  --header: rgba(255, 255, 255, .88);
  --selection: rgba(8, 102, 232, .18);
}
html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #07111f;
  --bg-soft: #0a1625;
  --surface: #0d1a2b;
  --surface-raised: #102035;
  --surface-muted: #122238;
  --text: #dce6f1;
  --heading: #f7faff;
  --muted: #91a2b6;
  --muted-strong: #b0bfd0;
  --line: #20324a;
  --line-strong: #2b4260;
  --brand: #53a4ff;
  --brand-deep: #87bfff;
  --brand-soft: rgba(52, 138, 236, .13);
  --teal: #42ced6;
  --teal-soft: rgba(45, 203, 213, .1);
  --gold: #ffc45c;
  --code: #040b14;
  --code-soft: #091728;
  --shadow-sm: 0 10px 36px rgba(0, 0, 0, .18);
  --shadow-md: 0 22px 65px rgba(0, 0, 0, .3);
  --shadow-lg: 0 36px 100px rgba(0, 0, 0, .4);
  --header: rgba(7, 17, 31, .9);
  --selection: rgba(83, 164, 255, .24);
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  transition: background-color .25s ease, color .25s ease;
}
body::selection {
  background: var(--selection);
}
a {
  color: inherit;
  text-decoration: none;
}
button, input, select, textarea {
  font: inherit;
}
button, a {
  -webkit-tap-highlight-color: transparent;
}
img, svg {
  display: block;
}
svg {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}
.sr-only, .skip-link:not(:focus) {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0,0,0,0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}
.skip-link:focus {
  position: fixed;
  z-index: 9999;
  top: 1rem;
  left: 1rem;
  padding: .8rem 1rem;
  border-radius: .7rem;
  background: var(--heading);
  color: var(--surface);
  font-weight: 800;
}
.site-shell {
  width: min(100% - 2.5rem, 1280px);
  margin-inline: auto;
}
.section {
  padding: 6rem 0;
}
.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
}
.refined-heading > div {
  max-width: 780px;
}
.refined-heading h2, .library-intro-row h2 {
  margin: .9rem 0 0;
  color: var(--heading);
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.07;
  letter-spacing: -.045em;
  font-weight: 850;
}
.refined-heading p {
  margin: 1.15rem 0 0;
  max-width: 700px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
}
.compact-heading h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
}
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  color: var(--brand);
  font-size: .72rem;
  font-weight: 850;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.section-kicker::before {
  width: 1.8rem;
  height: 1px;
  background: currentColor;
  content: "";
}
.inline-link, .read-link {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  color: var(--brand);
  font-weight: 780;
  transition: gap .18s ease, color .18s ease;
}
.inline-link:hover, .read-link:hover {
  gap: .8rem;
  color: var(--brand-deep);
}
.button {
  display: inline-flex;
  min-height: 3.15rem;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  border: 1px solid transparent;
  border-radius: .8rem;
  padding: .85rem 1.25rem;
  font-size: .91rem;
  font-weight: 800;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
}
.button:hover {
  transform: translateY(-2px);
}
.button-primary {
  background: linear-gradient(135deg, var(--brand), #187cfa);
  color: #fff;
  box-shadow: 0 12px 30px rgba(8, 102, 232, .2);
}
.button-primary:hover {
  box-shadow: 0 16px 38px rgba(8, 102, 232, .3);
}
.button-secondary {
  border-color: var(--line-strong);
  background: var(--surface);
  color: var(--heading);
}
.button-secondary:hover {
  border-color: var(--brand);
  color: var(--brand);
  box-shadow: var(--shadow-sm);
}
.button-light {
  background: #fff;
  color: #102033;
  box-shadow: 0 15px 35px rgba(0,0,0,.16);
}
.announcement-bar {
  position: relative;
  z-index: 70;
  border-bottom: 1px solid rgba(255,255,255,.12);
  background: #071421;
  color: #cbd9e8;
}
.announcement-inner {
  display: flex;
  min-height: 2.2rem;
  align-items: center;
  justify-content: center;
  gap: .7rem;
  font-size: .75rem;
}
.announcement-inner a {
  color: #75b6ff;
  font-weight: 750;
}
.announcement-dot {
  width: .42rem;
  height: .42rem;
  border-radius: 50%;
  background: #31d1c6;
  box-shadow: 0 0 0 .24rem rgba(49,209,198,.12);
}
.site-header {
  position: sticky;
  z-index: 60;
  top: 0;
  border-bottom: 1px solid var(--line);
  background: var(--header);
  backdrop-filter: blur(18px);
}
.header-inner {
  display: flex;
  min-height: 5rem;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .78rem;
  flex-shrink: 0;
}
.brand-symbol {
  position: relative;
  display: grid;
  width: 2.8rem;
  height: 2.8rem;
  place-items: center;
  overflow: hidden;
  border-radius: .85rem;
  background: linear-gradient(145deg, #0870ef, #04479e);
  color: white;
  box-shadow: 0 8px 24px rgba(8,102,232,.25);
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -.08em;
}
.brand-symbol::before {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 25% 20%, rgba(255,255,255,.32), transparent 38%);
  content: "";
}
.brand-symbol span, .brand-symbol strong {
  position: relative;
}
.brand-symbol strong {
  color: #83e8ed;
  font-size: .66rem;
  transform: translate(.7rem,-.5rem);
  position: absolute;
}
.brand-copy {
  display: grid;
  gap: .05rem;
}
.brand-name {
  color: var(--heading);
  font-size: 1.26rem;
  font-weight: 880;
  letter-spacing: -.04em;
}
.brand-name > span {
  color: var(--brand);
}
.brand-tagline {
  color: var(--muted);
  font-size: .63rem;
  font-weight: 680;
  letter-spacing: .04em;
}
.desktop-nav {
  display: flex;
  align-items: center;
  gap: .15rem;
}
.desktop-nav a {
  border-radius: .65rem;
  padding: .65rem .7rem;
  color: var(--muted-strong);
  font-size: .82rem;
  font-weight: 720;
  transition: background .18s ease, color .18s ease;
}
.desktop-nav a:hover {
  background: var(--brand-soft);
  color: var(--brand);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: .55rem;
}
.header-search {
  display: inline-flex;
  min-height: 2.6rem;
  align-items: center;
  gap: .55rem;
  border: 1px solid var(--line);
  border-radius: .7rem;
  background: var(--surface);
  padding: 0 .65rem;
  color: var(--muted);
  font-size: .78rem;
  box-shadow: var(--shadow-sm);
}
.header-search svg {
  width: 1rem;
}
.header-search kbd {
  border: 1px solid var(--line);
  border-radius: .3rem;
  background: var(--surface-muted);
  padding: .05rem .35rem;
  font-family: var(--font-mono);
  font-size: .65rem;
}
.theme-toggle, .mobile-menu-button {
  display: grid;
  width: 2.6rem;
  height: 2.6rem;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: .72rem;
  background: var(--surface);
  color: var(--heading);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}
.theme-icon {
  width: 1.18rem;
  height: 1.18rem;
}
html[data-theme="light"] .theme-icon-sun, html[data-theme="dark"] .theme-icon-moon {
  display: none;
}
.mobile-menu-button {
  display: none;
  padding: .65rem;
}
.mobile-menu-button span {
  display: block;
  width: 1.1rem;
  height: 1.5px;
  background: currentColor;
}
.mobile-nav {
  border-top: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow-md);
}
.mobile-nav-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .75rem;
  padding-block: 1.2rem;
}
.mobile-nav a {
  display: grid;
  gap: .25rem;
  border: 1px solid var(--line);
  border-radius: .8rem;
  padding: 1rem;
}
.mobile-nav span {
  color: var(--heading);
  font-weight: 800;
}
.mobile-nav small {
  color: var(--muted);
}
.hero-section {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--surface) 0%, var(--bg) 100%);
}
.hero-section::before {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(48,90,130,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(48,90,130,.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
  content: "";
}
.hero-orbit {
  position: absolute;
  border: 1px solid rgba(8,102,232,.12);
  border-radius: 50%;
}
.hero-orbit-one {
  top: -18rem;
  right: -15rem;
  width: 50rem;
  height: 50rem;
}
.hero-orbit-two {
  top: 7rem;
  right: 6rem;
  width: 24rem;
  height: 24rem;
}
.hero-layout {
  position: relative;
  display: grid;
  min-height: 740px;
  grid-template-columns: minmax(0,1.03fr) minmax(430px,.97fr);
  align-items: center;
  gap: 5rem;
  padding-block: 6rem;
}
.hero-copy h1 {
  margin: 1.4rem 0 0;
  max-width: 780px;
  color: var(--heading);
  font-size: clamp(3.3rem, 6.5vw, 6.2rem);
  font-weight: 900;
  line-height: .97;
  letter-spacing: -.068em;
}
.hero-copy h1 span {
  background: linear-gradient(100deg, var(--brand), var(--teal));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-lead {
  max-width: 720px;
  margin: 1.7rem 0 0;
  color: var(--muted-strong);
  font-size: clamp(1.05rem, 1.55vw, 1.24rem);
  line-height: 1.78;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 2rem;
}
.hero-search {
  display: grid;
  max-width: 740px;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: .75rem;
  margin-top: 2.1rem;
  border: 1px solid var(--line-strong);
  border-radius: 1rem;
  background: var(--surface);
  padding: .55rem;
  box-shadow: var(--shadow-md);
}
.hero-search svg {
  width: 1.15rem;
  margin-left: .65rem;
  color: var(--muted);
}
.hero-search input {
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--heading);
}
.hero-search input::placeholder {
  color: var(--muted);
}
.hero-search button {
  min-height: 2.8rem;
  border: 0;
  border-radius: .68rem;
  background: var(--heading);
  padding: 0 1.2rem;
  color: var(--surface);
  cursor: pointer;
  font-weight: 800;
}
html[data-theme="dark"] .hero-search button {
  background: #edf5ff;
  color: #07111f;
}
.hero-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 2rem;
}
.hero-metrics div {
  min-width: 145px;
  border-left: 1px solid var(--line-strong);
  padding: .1rem 1.4rem;
}
.hero-metrics div:first-child {
  border-left: 0;
  padding-left: 0;
}
.hero-metrics strong {
  display: block;
  color: var(--heading);
  font-size: 1.08rem;
  font-weight: 850;
}
.hero-metrics span {
  display: block;
  margin-top: .2rem;
  color: var(--muted);
  font-size: .75rem;
}
.hero-showcase {
  position: relative;
  min-height: 570px;
}
.showcase-glow {
  position: absolute;
  inset: 15% 5%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(8,102,232,.22), transparent 67%);
  filter: blur(18px);
}
.editorial-console {
  position: relative;
  z-index: 2;
  overflow: hidden;
  border: 1px solid rgba(149,179,207,.25);
  border-radius: 1.6rem;
  background: linear-gradient(155deg, #0e2035, #07111f 68%);
  color: #edf6ff;
  box-shadow: 0 38px 100px rgba(7,17,31,.34);
  transform: perspective(1300px) rotateY(-3deg) rotateX(1.5deg);
}
.console-topbar {
  display: flex;
  min-height: 3.55rem;
  align-items: center;
  gap: .7rem;
  border-bottom: 1px solid rgba(255,255,255,.09);
  padding: 0 1.25rem;
  color: #8296ab;
  font-family: var(--font-mono);
  font-size: .68rem;
}
.console-dots {
  display: flex;
  gap: .35rem;
}
.console-dots span {
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: #2e4862;
}
.console-dots span:first-child {
  background: #ff7a7a;
}
.console-dots span:nth-child(2) {
  background: #ffcb66;
}
.console-dots span:last-child {
  background: #58d6a7;
}
.console-status {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-left: auto;
  color: #7ed7c8;
}
.console-status i {
  width: .42rem;
  height: .42rem;
  border-radius: 50%;
  background: #45d1b0;
  box-shadow: 0 0 12px #45d1b0;
}
.console-body {
  padding: 2rem;
}
.console-label {
  color: #6ed5dd;
  font-size: .68rem;
  font-weight: 850;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.console-body h2 {
  max-width: 460px;
  margin: .8rem 0 1.8rem;
  font-size: 1.65rem;
  line-height: 1.22;
  letter-spacing: -.035em;
}
.path-stack {
  display: grid;
  gap: .65rem;
}
.path-stack a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: .9rem;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: .85rem;
  background: rgba(255,255,255,.035);
  padding: .95rem 1rem;
  transition: background .18s ease, border-color .18s ease, transform .18s ease;
}
.path-stack a:hover {
  transform: translateX(.2rem);
  border-color: rgba(83,164,255,.35);
  background: rgba(83,164,255,.08);
}
.path-index {
  color: #5ca9ff;
  font-family: var(--font-mono);
  font-size: .72rem;
}
.path-stack strong {
  display: block;
  color: #fff;
  font-size: .88rem;
}
.path-stack small {
  display: block;
  margin-top: .18rem;
  color: #8da1b6;
  font-size: .7rem;
}
.path-stack b {
  color: #62cfd5;
  font-weight: 400;
}
.floating-card {
  position: absolute;
  z-index: 4;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: .95rem;
  background: rgba(255,255,255,.88);
  padding: .9rem 1rem;
  color: #102033;
  box-shadow: 0 18px 45px rgba(7,17,31,.2);
  backdrop-filter: blur(14px);
}
html[data-theme="dark"] .floating-card {
  background: rgba(16,32,53,.88);
  color: #eaf4ff;
}
.floating-card span {
  display: block;
  color: #66788b;
  font-size: .61rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}
html[data-theme="dark"] .floating-card span {
  color: #91a6bb;
}
.floating-card strong {
  display: block;
  margin-top: .35rem;
  font-size: .82rem;
}
.floating-card i {
  color: var(--teal);
  font-style: normal;
}
.floating-card-standard {
  right: -1.2rem;
  bottom: 3rem;
}
.floating-card-compiler {
  left: -2.2rem;
  bottom: -1.2rem;
}
.floating-card-compiler div {
  display: flex;
  gap: .35rem;
  margin-top: .45rem;
}
.floating-card-compiler b {
  border-radius: .3rem;
  background: #edf3f8;
  padding: .2rem .4rem;
  font-family: var(--font-mono);
  font-size: .65rem;
}
html[data-theme="dark"] .floating-card-compiler b {
  background: #1a2c42;
}
.trust-strip {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
}
.trust-grid > div {
  display: flex;
  min-height: 6rem;
  align-items: center;
  gap: .85rem;
  border-right: 1px solid var(--line);
  padding: 1.2rem 1.5rem;
}
.trust-grid > div:first-child {
  padding-left: 0;
}
.trust-grid > div:last-child {
  border-right: 0;
}
.trust-grid svg {
  width: 1.5rem;
  color: var(--brand);
}
.trust-grid strong,.trust-grid small {
  display: block;
}
.trust-grid strong {
  color: var(--heading);
  font-size: .83rem;
}
.trust-grid small {
  margin-top: .2rem;
  color: var(--muted);
  font-size: .7rem;
}
.section-disciplines {
  background: var(--bg);
}
.discipline-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 1.2rem;
  margin-top: 3rem;
}
.discipline-card {
  position: relative;
  display: flex;
  min-height: 460px;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1.35rem;
  background: var(--surface);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}
.discipline-card::after {
  position: absolute;
  right: -3rem;
  bottom: -3rem;
  width: 13rem;
  height: 13rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  content: "";
}
.discipline-card:hover {
  transform: translateY(-7px);
  border-color: var(--brand);
  @supports (color: color-mix(in lab, red, red)) {
    border-color: color-mix(in srgb, var(--brand) 45%, var(--line));
  }
  box-shadow: var(--shadow-md);
}
.discipline-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.discipline-symbol {
  display: grid;
  min-width: 3.8rem;
  height: 3.8rem;
  place-items: center;
  border-radius: .9rem;
  background: var(--brand-soft);
  color: var(--brand);
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 850;
}
.discipline-count {
  color: var(--muted);
  font-size: .65rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.discipline-card h3 {
  margin: 2rem 0 0;
  color: var(--heading);
  font-size: 2rem;
  letter-spacing: -.04em;
  font-weight: 850;
}
.discipline-card p {
  margin: .9rem 0 0;
  color: var(--muted);
  font-size: .94rem;
  line-height: 1.72;
}
.discipline-card ul {
  display: grid;
  gap: .65rem;
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
}
.discipline-card li {
  display: flex;
  align-items: center;
  gap: .65rem;
  color: var(--muted-strong);
  font-size: .8rem;
  font-weight: 680;
}
.discipline-card li::before {
  width: .42rem;
  height: .42rem;
  border-radius: 50%;
  background: var(--teal);
  content: "";
}
.discipline-action {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  border-top: 1px solid var(--line);
  padding-top: 1.2rem;
  color: var(--heading);
  font-size: .82rem;
  font-weight: 800;
}
.discipline-action b {
  color: var(--brand);
  font-size: 1.1rem;
}
.discipline-cpp {
  background: linear-gradient(155deg, var(--surface), var(--brand-soft));
}
.discipline-engineering .discipline-symbol {
  background: var(--teal-soft);
  color: var(--teal);
}
.section-editorial {
  border-block: 1px solid var(--line);
  background: var(--surface);
}
.editorial-layout {
  display: grid;
  grid-template-columns: minmax(0,1.03fr) minmax(390px,.97fr);
  gap: 1.4rem;
  margin-top: 3rem;
}
.lead-article-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1.35rem;
  background: var(--bg);
  box-shadow: var(--shadow-sm);
}
.lead-article-visual,.article-card-visual {
  position: relative;
  display: grid;
  min-height: 310px;
  place-items: center;
  overflow: hidden;
  background: linear-gradient(145deg,#071421,#0b3159 62%,#0a5862);
  color: #fff;
}
.lead-article-visual::after,.article-card-visual::after {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 22% 16%,rgba(91,170,255,.35),transparent 32%),radial-gradient(circle at 80% 78%,rgba(60,213,205,.22),transparent 34%);
  content: "";
}
.visual-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(135deg,black,transparent 92%);
}
.visual-code {
  position: relative;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: clamp(3rem,8vw,6rem);
  font-weight: 900;
  letter-spacing: -.08em;
  text-shadow: 0 0 60px rgba(77,173,255,.45);
}
.visual-caption {
  position: absolute;
  z-index: 2;
  left: 1.4rem;
  bottom: 1.2rem;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 999px;
  background: rgba(5,17,31,.55);
  padding: .45rem .72rem;
  font-size: .66rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}
.lead-article-copy {
  padding: 2rem;
}
.content-meta {
  display: flex;
  align-items: center;
  gap: .55rem;
  color: var(--brand);
  font-size: .66rem;
  font-weight: 820;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.content-meta i {
  width: .25rem;
  height: .25rem;
  border-radius: 50%;
  background: var(--line-strong);
}
.content-meta span:last-child {
  color: var(--muted);
}
.lead-article-copy h3 {
  margin: .9rem 0 0;
  color: var(--heading);
  font-size: clamp(1.55rem,3vw,2.35rem);
  line-height: 1.14;
  letter-spacing: -.04em;
  font-weight: 850;
}
.lead-article-copy h3 a:hover,.article-row h3 a:hover,.article-card-body h2 a:hover,.library-book-copy h2 a:hover {
  color: var(--brand);
}
.lead-article-copy p {
  margin: .9rem 0 1.2rem;
  color: var(--muted);
  line-height: 1.72;
}
.article-list-panel {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1.35rem;
  background: var(--bg);
}
.article-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: start;
  border-bottom: 1px solid var(--line);
  padding: 1.4rem;
  transition: background .18s ease;
}
.article-row:last-child {
  border-bottom: 0;
}
.article-row:hover {
  background: var(--surface);
}
.article-row-number {
  padding-top: .1rem;
  color: var(--brand);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 800;
}
.article-row h3 {
  margin: .5rem 0 0;
  color: var(--heading);
  font-size: 1rem;
  line-height: 1.35;
  font-weight: 800;
}
.article-row p {
  display: -webkit-box;
  overflow: hidden;
  margin: .45rem 0 0;
  color: var(--muted);
  font-size: .78rem;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.row-arrow {
  align-self: center;
  color: var(--brand);
  font-size: 1.1rem;
}
.section-topics {
  background: var(--bg-soft);
}
.topic-cloud-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: .75rem;
  margin-top: 2.5rem;
}
.topic-tile {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: .85rem;
  border: 1px solid var(--line);
  border-radius: .9rem;
  background: var(--surface);
  padding: 1rem 1.1rem;
  transition: transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.topic-tile:hover {
  transform: translateY(-3px);
  border-color: var(--brand);
  box-shadow: var(--shadow-sm);
}
.topic-icon {
  display: grid;
  width: 2.3rem;
  height: 2.3rem;
  place-items: center;
  border-radius: .6rem;
  background: var(--brand-soft);
  color: var(--brand);
  font-family: var(--font-mono);
  font-size: .67rem;
  font-weight: 850;
}
.topic-tile strong,.topic-tile small {
  display: block;
}
.topic-tile strong {
  color: var(--heading);
  font-size: .82rem;
}
.topic-tile small {
  margin-top: .2rem;
  color: var(--muted);
  font-size: .67rem;
}
.topic-tile b {
  color: var(--brand);
}
.section-library {
  background: var(--surface);
}
.library-layout {
  display: grid;
  grid-template-columns: minmax(0,.82fr) minmax(0,1.18fr);
  gap: 2.2rem;
  margin-top: 3rem;
}
.featured-book-card {
  align-self: start;
  display: grid;
  grid-template-columns: minmax(220px,.9fr) 1.1fr;
  align-items: center;
  gap: 2rem;
  border: 1px solid var(--line);
  border-radius: 1.35rem;
  background: linear-gradient(145deg,var(--bg),var(--surface));
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}
.premium-book-cover,.library-book-cover,.mini-book-cover {
  position: relative;
  display: flex;
  aspect-ratio: 3/4;
  flex-direction: column;
  overflow: hidden;
  border-radius: .9rem;
  background: linear-gradient(145deg,#092546,#071421 58%,#08606a);
  color: #fff;
  box-shadow: 0 25px 55px rgba(7,17,31,.28);
  transition: transform .22s ease,box-shadow .22s ease;
}
.premium-book-cover:hover,.library-book-cover:hover,.mini-book-cover:hover {
  transform: translateY(-5px) rotate(-.4deg);
  box-shadow: 0 32px 65px rgba(7,17,31,.35);
}
.premium-book-cover::before,.library-book-cover::before,.mini-book-cover::before {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 82% 16%,rgba(56,205,211,.34),transparent 25%),linear-gradient(120deg,transparent 52%,rgba(255,255,255,.055) 52%,transparent 53%);
  content: "";
}
.cover-spine {
  position: absolute;
  inset: 0 auto 0 0;
  width: .7rem;
  background: linear-gradient(#53a4ff,#29c6c8);
}
.cover-series {
  position: relative;
  margin: 1.3rem 1.25rem 0;
  color: #88dfe3;
  font-size: .54rem;
  font-weight: 850;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.cover-mark {
  position: relative;
  margin: 1.6rem 1.25rem 0;
  font-family: var(--font-mono);
  font-size: 1.9rem;
  font-weight: 900;
  letter-spacing: -.08em;
}
.premium-book-cover strong,.library-book-cover strong {
  position: relative;
  margin: 1.4rem 1.25rem 0;
  font-size: clamp(1rem,2vw,1.5rem);
  line-height: 1.18;
  letter-spacing: -.025em;
}
.premium-book-cover .cover-author,.library-book-cover small {
  position: relative;
  margin: auto 1.25rem 1.25rem;
  color: #b9c9d8;
  font-size: .58rem;
  font-weight: 750;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.featured-book-copy h3 {
  margin: .9rem 0 0;
  color: var(--heading);
  font-size: clamp(1.65rem,3vw,2.4rem);
  line-height: 1.13;
  letter-spacing: -.045em;
  font-weight: 850;
}
.featured-book-copy p {
  margin: 1rem 0;
  color: var(--muted);
  line-height: 1.75;
}
.book-meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin: 1.2rem 0;
}
.book-meta-line span {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  padding: .35rem .65rem;
  color: var(--muted);
  font-size: .65rem;
  font-weight: 750;
}
.book-shelf-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 1.2rem;
}
.shelf-book {
  min-width: 0;
}
.mini-book-cover {
  padding: 1rem;
}
.mini-book-cover span {
  position: relative;
  color: #75dce1;
  font-size: .5rem;
  font-weight: 850;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.mini-book-cover strong {
  position: relative;
  margin-top: 1.5rem;
  font-size: .88rem;
  line-height: 1.22;
}
.mini-book-cover small {
  position: relative;
  margin-top: auto;
  color: #b9c9d8;
  font-size: .5rem;
  text-transform: uppercase;
}
.shelf-book h3 {
  margin: .75rem 0 0;
  color: var(--heading);
  font-size: .8rem;
  line-height: 1.35;
  font-weight: 800;
}
.shelf-book h3 a:hover {
  color: var(--brand);
}
.shelf-book p {
  margin: .25rem 0 0;
  color: var(--muted);
  font-size: .63rem;
  font-weight: 700;
  text-transform: uppercase;
}
.compiler-section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg,#0a2140,#071421 60%,#07555e);
  color: #fff;
}
.compiler-section::before {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size: 42px 42px;
  content: "";
}
.compiler-layout {
  position: relative;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  align-items: center;
  gap: 4rem;
}
.compiler-copy h2 {
  margin: 1rem 0 0;
  font-size: clamp(2.3rem,4vw,3.7rem);
  line-height: 1.03;
  letter-spacing: -.055em;
  font-weight: 880;
}
.compiler-copy p {
  margin: 1.3rem 0 1.7rem;
  color: #aebfd0;
  font-size: 1rem;
  line-height: 1.75;
}
.compiler-section .section-kicker {
  color: #5fd6d8;
}
.compiler-cards {
  display: grid;
  grid-template-columns: repeat(2,1fr);
  gap: .8rem;
}
.compiler-cards a {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .3rem;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 1rem;
  background: rgba(255,255,255,.055);
  padding: 1.3rem;
  backdrop-filter: blur(8px);
  transition: transform .18s ease,background .18s ease,border-color .18s ease;
}
.compiler-cards a:hover {
  transform: translateY(-4px);
  border-color: rgba(95,214,216,.5);
  background: rgba(95,214,216,.09);
}
.compiler-cards strong {
  font-family: var(--font-mono);
  font-size: 1.15rem;
}
.compiler-cards span {
  grid-column: 1;
  color: #9fb1c4;
  font-size: .72rem;
}
.compiler-cards b {
  grid-column: 2;
  grid-row: 1/3;
  align-self: center;
  color: #64d7d9;
}
.page-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(145deg,var(--surface),var(--bg-soft));
}
.page-hero::after {
  position: absolute;
  right: -10rem;
  top: -15rem;
  width: 36rem;
  height: 36rem;
  border: 1px solid rgba(8,102,232,.12);
  border-radius: 50%;
  content: "";
}
.page-hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: 330px;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  padding-block: 4.5rem;
}
.page-hero-inner>div:first-child {
  max-width: 850px;
}
.page-hero h1 {
  margin: 1rem 0 0;
  color: var(--heading);
  font-size: clamp(3rem,6vw,5.2rem);
  line-height: .99;
  letter-spacing: -.065em;
  font-weight: 900;
}
.page-hero p {
  max-width: 740px;
  margin: 1.2rem 0 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.75;
}
.page-hero-stat {
  display: grid;
  min-width: 170px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  background: var(--surface);
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
}
.page-hero-stat strong {
  color: var(--heading);
  font-family: var(--font-mono);
  font-size: 2.5rem;
}
.page-hero-stat span {
  margin-top: .25rem;
  color: var(--muted);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-align: center;
  text-transform: uppercase;
}
.archive-search-panel {
  display: grid;
  grid-template-columns: 1fr minmax(210px,260px) auto;
  gap: .7rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface);
  padding: .7rem;
  box-shadow: var(--shadow-sm);
}
.archive-search-field {
  display: flex;
  align-items: center;
  gap: .65rem;
  border: 1px solid var(--line);
  border-radius: .72rem;
  background: var(--bg);
  padding: 0 .9rem;
}
.archive-search-field svg {
  width: 1rem;
  color: var(--muted);
}
.archive-search-panel input,.archive-search-panel select {
  min-height: 3rem;
  border: 1px solid var(--line);
  border-radius: .72rem;
  background: var(--bg);
  padding: 0 .85rem;
  color: var(--heading);
  outline: 0;
}
.archive-search-field input {
  width: 100%;
  border: 0;
  padding: 0;
}
.archive-search-panel input:focus,.archive-search-panel select:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft);
}
.archive-layout {
  display: grid;
  grid-template-columns: 260px minmax(0,1fr);
  gap: 2.5rem;
  margin-top: 3rem;
}
.archive-sidebar {
  min-width: 0;
}
.sidebar-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding-bottom: .8rem;
}
.sidebar-heading span {
  color: var(--heading);
  font-size: .8rem;
  font-weight: 820;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.sidebar-heading small {
  color: var(--muted);
  font-size: .68rem;
}
.category-navigation {
  display: grid;
  margin-top: .65rem;
}
.category-navigation a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-radius: .55rem;
  padding: .67rem .7rem;
  color: var(--muted-strong);
  font-size: .76rem;
  font-weight: 680;
}
.category-navigation a:hover,.category-navigation a.active {
  background: var(--brand-soft);
  color: var(--brand);
}
.category-navigation b {
  border-radius: 999px;
  background: var(--surface-muted);
  padding: .12rem .42rem;
  font-family: var(--font-mono);
  font-size: .6rem;
}
.category-navigation a.active b {
  background: var(--surface);
}
.sidebar-note {
  margin-top: 1.5rem;
  border: 1px solid var(--line);
  border-radius: .9rem;
  background: var(--surface);
  padding: 1.1rem;
}
.sidebar-note p {
  margin: .75rem 0;
  color: var(--muted);
  font-size: .75rem;
  line-height: 1.6;
}
.sidebar-note a {
  color: var(--brand);
  font-size: .72rem;
  font-weight: 800;
}
.archive-results-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.4rem;
}
.archive-results-heading h2 {
  margin: .65rem 0 0;
  color: var(--heading);
  font-size: 1.65rem;
  letter-spacing: -.035em;
  font-weight: 850;
}
.archive-results-heading>span {
  color: var(--muted);
  font-size: .72rem;
}
.article-grid {
  display: grid;
  grid-template-columns: repeat(2,1fr);
  gap: 1.2rem;
}
.refined-article-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.refined-article-card:hover {
  transform: translateY(-5px);
  border-color: var(--brand);
  @supports (color: color-mix(in lab, red, red)) {
    border-color: color-mix(in srgb,var(--brand) 38%,var(--line));
  }
  box-shadow: var(--shadow-md);
}
.article-card-visual {
  min-height: 180px;
}
.article-card-code {
  position: relative;
  z-index: 2;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 900;
  letter-spacing: -.08em;
}
.article-card-category {
  position: absolute;
  z-index: 2;
  right: .8rem;
  bottom: .75rem;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  background: rgba(7,17,31,.55);
  padding: .32rem .55rem;
  color: #dbe8f4;
  font-size: .56rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}
.article-card-body {
  padding: 1.3rem;
}
.article-card-body h2 {
  margin: .75rem 0 0;
  color: var(--heading);
  font-size: 1.15rem;
  line-height: 1.34;
  letter-spacing: -.025em;
  font-weight: 820;
}
.article-card-body p {
  display: -webkit-box;
  overflow: hidden;
  margin: .65rem 0 1rem;
  color: var(--muted);
  font-size: .79rem;
  line-height: 1.62;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}
.article-card-body .read-link {
  font-size: .74rem;
}
.pagination {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  margin-top: 3rem;
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}
.pagination>div {
  display: flex;
  gap: .35rem;
}
.pagination a,.pagination span {
  display: grid;
  min-width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border-radius: .55rem;
  color: var(--muted);
  font-size: .72rem;
  font-weight: 780;
}
.pagination a:hover,.pagination a.active {
  background: var(--brand);
  color: #fff;
}
.pagination-arrow {
  width: max-content !important;
  padding: 0 .7rem;
}
.pagination-arrow:last-child {
  justify-self: end;
}
.empty-state {
  display: grid;
  min-height: 380px;
  place-items: center;
  align-content: center;
  border: 1px dashed var(--line-strong);
  border-radius: 1.2rem;
  background: var(--surface);
  padding: 3rem;
  text-align: center;
}
.empty-state-mark {
  color: var(--brand);
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 900;
}
.empty-state h2 {
  margin: 1rem 0 0;
  color: var(--heading);
  font-size: 1.5rem;
}
.empty-state p {
  max-width: 500px;
  margin: .7rem 0 1.4rem;
  color: var(--muted);
}
.article-header {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(145deg,var(--surface),var(--bg-soft));
}
.article-header-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(8,102,232,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(8,102,232,.035) 1px,transparent 1px);
  background-size: 48px 48px;
}
.article-header-inner {
  position: relative;
  padding-block: 3rem 4.5rem;
}
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  color: var(--muted);
  font-size: .72rem;
}
.breadcrumbs a:hover {
  color: var(--brand);
}
.article-heading-layout {
  display: grid;
  grid-template-columns: minmax(0,1fr) 190px;
  align-items: end;
  gap: 3rem;
  margin-top: 2.2rem;
}
.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
}
.badge {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  padding: .42rem .7rem;
  color: var(--muted-strong);
  font-size: .62rem;
  font-weight: 820;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.badge-primary {
  border-color: transparent;
  background: var(--brand);
  color: #fff;
}
.article-heading-layout h1,.book-detail-copy h1 {
  margin: 1.2rem 0 0;
  color: var(--heading);
  font-size: clamp(3rem,6vw,5.4rem);
  line-height: .99;
  letter-spacing: -.064em;
  font-weight: 900;
}
.article-deck {
  max-width: 850px;
  margin: 1.35rem 0 0;
  color: var(--muted-strong);
  font-size: 1.12rem;
  line-height: 1.75;
}
.article-byline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem;
  margin-top: 1.8rem;
}
.author-avatar {
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(135deg,var(--brand),var(--teal));
  color: #fff;
  font-size: .68rem;
  font-weight: 850;
}
.article-byline>span strong,.article-byline>span small {
  display: block;
}
.article-byline>span strong {
  color: var(--heading);
  font-size: .74rem;
}
.article-byline>span small {
  margin-top: .15rem;
  color: var(--muted);
  font-size: .62rem;
}
.article-byline>i {
  width: 1px;
  height: 1.8rem;
  background: var(--line);
}
.article-header-mark {
  display: grid;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  background: linear-gradient(145deg,#0b3159,#071421);
  color: #fff;
  box-shadow: var(--shadow-lg);
}
.article-header-mark span {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 900;
  letter-spacing: -.08em;
}
.article-header-mark small {
  margin-top: -3rem;
  color: #79d7db;
  font-size: .57rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.article-content-layout {
  display: grid;
  grid-template-columns: 70px minmax(0,760px) 260px;
  justify-content: center;
  gap: 2.2rem;
  padding-block: 4rem;
}
.share-rail {
  position: sticky;
  top: 8rem;
  display: grid;
  justify-items: center;
  gap: .55rem;
}
.share-rail>span {
  margin-bottom: .4rem;
  color: var(--muted);
  font-size: .58rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}
.share-rail a,.share-rail button {
  display: grid;
  width: 2.3rem;
  height: 2.3rem;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: .65rem;
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
}
.share-rail a:hover,.share-rail button:hover {
  border-color: var(--brand);
  color: var(--brand);
}
.sticky-stack {
  position: sticky;
  top: 8rem;
  display: grid;
  gap: 1rem;
}
.side-card,.ad-slot {
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface);
  padding: 1.2rem;
  box-shadow: var(--shadow-sm);
}
.side-card-label,.ad-slot>span {
  color: var(--brand);
  font-size: .6rem;
  font-weight: 850;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.article-details-card dl {
  display: grid;
  gap: .8rem;
  margin: 1rem 0 0;
}
.article-details-card dl div {
  border-bottom: 1px solid var(--line);
  padding-bottom: .7rem;
}
.article-details-card dl div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.article-details-card dt {
  color: var(--muted);
  font-size: .62rem;
}
.article-details-card dd {
  margin: .22rem 0 0;
  color: var(--heading);
  font-size: .76rem;
  font-weight: 780;
}
.ad-slot {
  display: grid;
  gap: .65rem;
  min-height: 170px;
  align-content: center;
  text-align: center;
}
.ad-slot strong {
  color: var(--heading);
  font-size: .78rem;
}
.ad-slot small {
  color: var(--muted);
  font-size: .65rem;
  line-height: 1.5;
}
.related-section {
  border-top: 1px solid var(--line);
  background: var(--bg-soft);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: .85rem;
  margin-top: 2rem;
}
.refined-related-card {
  position: relative;
  display: flex;
  min-height: 190px;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface);
  padding: 1.3rem;
  transition: transform .18s ease,border-color .18s ease;
}
.refined-related-card:hover {
  transform: translateY(-4px);
  border-color: var(--brand);
}
.related-index {
  color: var(--brand);
  font-family: var(--font-mono);
  font-size: .65rem;
}
.refined-related-card strong {
  margin-top: 1.2rem;
  color: var(--heading);
  font-size: .9rem;
  line-height: 1.45;
}
.refined-related-card small {
  margin-top: auto;
  color: var(--muted);
  font-size: .65rem;
}
.refined-related-card b {
  position: absolute;
  right: 1.1rem;
  bottom: 1rem;
  color: var(--brand);
}
.article-prose {
  min-width: 0;
  color: var(--text);
  font-size: 1.04rem;
  line-height: 1.88;
}
.article-prose>:first-child {
  margin-top: 0;
}
.article-prose h2,.article-prose h3,.article-prose h4 {
  scroll-margin-top: 7rem;
  color: var(--heading);
  font-weight: 850;
  line-height: 1.22;
  letter-spacing: -.03em;
}
.article-prose h2 {
  margin: 3rem 0 1rem;
  font-size: 2rem;
}
.article-prose h3 {
  margin: 2.3rem 0 .8rem;
  font-size: 1.45rem;
}
.article-prose h4 {
  margin: 1.8rem 0 .65rem;
  font-size: 1.15rem;
}
.article-prose p,.article-prose ul,.article-prose ol,.article-prose blockquote,.article-prose table,.article-prose pre {
  margin: 1.15rem 0;
}
.article-prose ul,.article-prose ol {
  padding-left: 1.5rem;
}
.article-prose ul {
  list-style: disc;
}
.article-prose ol {
  list-style: decimal;
}
.article-prose li {
  margin: .45rem 0;
}
.article-prose a {
  color: var(--brand);
  text-decoration: underline;
  text-decoration-color: var(--brand);
  @supports (color: color-mix(in lab, red, red)) {
    text-decoration-color: color-mix(in srgb,var(--brand) 35%,transparent);
  }
  text-underline-offset: .2em;
}
.article-prose blockquote {
  border-left: 4px solid var(--brand);
  background: var(--brand-soft);
  padding: 1rem 1.25rem;
  color: var(--muted-strong);
}
.article-prose code:not(pre code) {
  border: 1px solid var(--line);
  border-radius: .35rem;
  background: var(--surface-muted);
  padding: .13rem .35rem;
  color: var(--brand-deep);
  font-family: var(--font-mono);
  font-size: .9em;
}
.article-prose table {
  display: block;
  width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
}
.article-prose th,.article-prose td {
  border: 1px solid var(--line);
  padding: .7rem .8rem;
  text-align: left;
}
.article-prose th {
  background: var(--surface-muted);
  color: var(--heading);
}
.code-shell {
  overflow: hidden;
  border: 1px solid #20364e;
  border-radius: 1rem;
  background: var(--code);
  box-shadow: var(--shadow-sm);
}
.code-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,.1);
  padding: .55rem .8rem;
  color: #7890a8;
  font-family: var(--font-mono);
  font-size: .68rem;
  text-transform: uppercase;
}
.code-shell pre {
  overflow-x: auto;
  margin: 0 !important;
  padding: 1.2rem;
  color: #d8e8f8;
}
.copy-button {
  border: 1px solid rgba(255,255,255,.13);
  border-radius: .45rem;
  padding: .25rem .55rem;
  color: #b9cadd;
  cursor: pointer;
}
.copy-button:hover {
  border-color: #53a4ff;
  color: #8ac2ff;
}
.book-filter-bar {
  display: flex;
  overflow-x: auto;
  gap: .55rem;
  padding-bottom: .35rem;
  scrollbar-width: thin;
}
.book-filter-bar a {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: .45rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  padding: .62rem .85rem;
  color: var(--muted-strong);
  font-size: .7rem;
  font-weight: 760;
}
.book-filter-bar a:hover,.book-filter-bar a.active {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
}
.book-filter-bar span {
  border-radius: 999px;
  background: var(--surface-muted);
  padding: .1rem .35rem;
  font-family: var(--font-mono);
  font-size: .55rem;
  color: var(--muted);
}
.book-filter-bar a.active span {
  background: rgba(255,255,255,.18);
  color: #fff;
}
.library-intro-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin: 3rem 0 2rem;
}
.library-intro-row>div {
  max-width: 700px;
}
.library-intro-row>p {
  max-width: 440px;
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.7;
}
.books-library-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 2.3rem 1.3rem;
}
.library-book-card {
  min-width: 0;
}
.library-book-featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: minmax(180px,.72fr) 1.28fr;
  align-items: center;
  gap: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  background: var(--surface);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}
.library-book-cover {
  width: 100%;
}
.library-book-copy {
  padding-top: .85rem;
}
.library-book-featured .library-book-copy {
  padding-top: 0;
}
.library-book-copy h2 {
  margin: .55rem 0 0;
  color: var(--heading);
  font-size: .9rem;
  line-height: 1.4;
  font-weight: 820;
}
.library-book-featured .library-book-copy h2 {
  font-size: 1.65rem;
  line-height: 1.15;
  letter-spacing: -.035em;
}
.library-book-copy p {
  margin: .8rem 0;
  color: var(--muted);
  font-size: .83rem;
  line-height: 1.65;
}
.library-book-copy .read-link {
  margin-top: .7rem;
  font-size: .72rem;
}
.book-detail-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(145deg,var(--surface),var(--bg-soft));
}
.book-detail-pattern {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(8,102,232,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(8,102,232,.035) 1px,transparent 1px);
  background-size: 48px 48px;
}
.book-detail-layout {
  position: relative;
  display: grid;
  grid-template-columns: 340px minmax(0,1fr);
  align-items: center;
  gap: 5rem;
  padding-block: 5rem;
}
.book-detail-cover-wrap {
  position: relative;
  display: grid;
  place-items: center;
}
.book-detail-cover {
  width: min(100%,300px);
  box-shadow: 0 38px 75px rgba(7,17,31,.32);
}
.book-shadow {
  position: absolute;
  bottom: -1.5rem;
  width: 80%;
  height: 2rem;
  border-radius: 50%;
  background: rgba(7,17,31,.28);
  filter: blur(15px);
}
.book-detail-copy>p {
  max-width: 780px;
  margin: 1.3rem 0 0;
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.8;
}
.book-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 1.8rem;
}
.book-detail-meta {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: .7rem;
  margin-top: 2.2rem;
}
.book-detail-meta div {
  border-left: 1px solid var(--line-strong);
  padding-left: 1rem;
}
.book-detail-meta span,.book-detail-meta strong {
  display: block;
}
.book-detail-meta span {
  color: var(--muted);
  font-size: .61rem;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.book-detail-meta strong {
  margin-top: .35rem;
  color: var(--heading);
  font-size: .75rem;
}
.book-value-section {
  background: var(--surface);
}
.book-value-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 1rem;
}
.book-value-grid>div {
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--bg);
  padding: 1.5rem;
}
.book-value-grid span {
  color: var(--brand);
  font-family: var(--font-mono);
  font-size: .7rem;
}
.book-value-grid strong {
  display: block;
  margin: 1rem 0 .5rem;
  color: var(--heading);
  font-size: 1rem;
}
.book-value-grid p {
  margin: 0;
  color: var(--muted);
  font-size: .78rem;
  line-height: 1.65;
}
.prose-page-layout {
  display: grid;
  grid-template-columns: 300px minmax(0,760px);
  justify-content: center;
  gap: 5rem;
}
.prose-page-layout>aside {
  position: sticky;
  top: 8rem;
  align-self: start;
}
.prose-page-layout>aside h2 {
  margin: 1rem 0 0;
  color: var(--heading);
  font-size: 2rem;
  line-height: 1.15;
  letter-spacing: -.04em;
}
.prose-page-layout>aside p {
  color: var(--muted);
  line-height: 1.7;
}
.error-page {
  display: grid;
  min-height: 65vh;
  grid-template-columns: minmax(220px,.7fr) minmax(0,1.3fr);
  align-items: center;
  gap: 5rem;
  width: min(100% - 2.5rem,1050px);
  margin: auto;
  padding-block: 5rem;
}
.error-code {
  color: var(--brand-soft);
  font-family: var(--font-mono);
  font-size: clamp(5rem,15vw,11rem);
  font-weight: 900;
  letter-spacing: -.1em;
}
.error-copy h1 {
  margin: 1rem 0 0;
  color: var(--heading);
  font-size: clamp(2.5rem,5vw,4.5rem);
  line-height: 1;
  letter-spacing: -.055em;
}
.error-copy p {
  max-width: 620px;
  margin: 1.2rem 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.75;
}
.error-copy>div {
  display: flex;
  gap: .7rem;
  margin-top: 1.5rem;
}
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
}
.footer-newsletter {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 3rem;
  border-bottom: 1px solid var(--line);
  padding-block: 3rem;
}
.footer-newsletter h2 {
  margin: .75rem 0 0;
  color: var(--heading);
  font-size: 2rem;
  letter-spacing: -.04em;
}
.footer-newsletter p {
  margin: .6rem 0 0;
  color: var(--muted);
  font-size: .86rem;
}
.newsletter-form {
  display: grid;
  grid-template-columns: minmax(220px,320px) auto;
  gap: .55rem;
  border: 1px solid var(--line);
  border-radius: .9rem;
  background: var(--bg);
  padding: .45rem;
}
.newsletter-form input {
  border: 0;
  outline: 0;
  background: transparent;
  padding: 0 .7rem;
  color: var(--heading);
}
.newsletter-form button {
  border: 0;
  border-radius: .65rem;
  background: var(--heading);
  padding: .8rem 1rem;
  color: var(--surface);
  font-weight: 800;
  cursor: pointer;
}
html[data-theme="dark"] .newsletter-form button {
  background: #edf5ff;
  color: #07111f;
}
.footer-main {
  display: grid;
  grid-template-columns: 1.6fr repeat(3,1fr);
  gap: 4rem;
  padding-block: 4rem;
}
.brand-footer .brand-tagline {
  display: none;
}
.footer-brand p {
  max-width: 390px;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: .8rem;
  line-height: 1.75;
}
.footer-column {
  display: grid;
  align-content: start;
  gap: .65rem;
}
.footer-column h2 {
  margin: 0 0 .5rem;
  color: var(--heading);
  font-size: .72rem;
  font-weight: 850;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.footer-column a {
  color: var(--muted);
  font-size: .76rem;
}
.footer-column a:hover {
  color: var(--brand);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  border-top: 1px solid var(--line);
  padding-block: 1.3rem;
  color: var(--muted);
  font-size: .65rem;
}
@media (max-width: 1100px) {
  .desktop-nav {
    display: none;
  }
  .mobile-menu-button {
    display: grid;
  }
  .hero-layout {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 3rem;
    padding-block: 5rem;
  }
  .hero-copy {
    max-width: 850px;
  }
  .hero-showcase {
    width: min(100%,650px);
    min-height: 540px;
    margin-inline: auto;
  }
  .discipline-grid {
    grid-template-columns: 1fr 1fr;
  }
  .discipline-card:last-child {
    grid-column: span 2;
    min-height: 360px;
  }
  .editorial-layout,.library-layout,.compiler-layout {
    grid-template-columns: 1fr;
  }
  .book-shelf-grid {
    grid-template-columns: repeat(4,1fr);
  }
  .archive-layout {
    grid-template-columns: 220px 1fr;
  }
  .article-content-layout {
    grid-template-columns: minmax(0,760px) 250px;
  }
  .article-rail-left {
    display: none;
  }
  .related-grid {
    grid-template-columns: repeat(2,1fr);
  }
  .books-library-grid {
    grid-template-columns: repeat(3,1fr);
  }
  .library-book-featured {
    grid-column: span 2;
  }
  .book-detail-layout {
    gap: 3rem;
  }
  .book-detail-meta {
    grid-template-columns: repeat(2,1fr);
  }
  .footer-main {
    grid-template-columns: 1.5fr repeat(3,1fr);
    gap: 2rem;
  }
}
@media (max-width: 820px) {
  .site-shell {
    width: min(100% - 2rem,1280px);
  }
  .section {
    padding: 4.5rem 0;
  }
  .announcement-inner {
    justify-content: flex-start;
    overflow: hidden;
    white-space: nowrap;
  }
  .announcement-inner a {
    display: none;
  }
  .brand-tagline,.header-search span,.header-search kbd {
    display: none;
  }
  .header-search {
    width: 2.6rem;
    justify-content: center;
    padding: 0;
  }
  .mobile-nav-grid {
    grid-template-columns: 1fr;
  }
  .hero-layout {
    padding-block: 4rem;
  }
  .hero-copy h1 {
    font-size: clamp(3rem,12vw,5.2rem);
  }
  .hero-metrics div {
    min-width: 33.333%;
    padding-inline: 1rem;
  }
  .floating-card-standard {
    right: 0;
  }
  .floating-card-compiler {
    left: 0;
  }
  .trust-grid {
    grid-template-columns: repeat(2,1fr);
  }
  .trust-grid>div:nth-child(2) {
    border-right: 0;
  }
  .trust-grid>div:nth-child(-n+2) {
    border-bottom: 1px solid var(--line);
  }
  .trust-grid>div:first-child,.trust-grid>div:nth-child(3) {
    padding-left: 0;
  }
  .discipline-grid {
    grid-template-columns: 1fr;
  }
  .discipline-card:last-child {
    grid-column: auto;
  }
  .topic-cloud-grid {
    grid-template-columns: repeat(2,1fr);
  }
  .featured-book-card {
    grid-template-columns: 220px 1fr;
  }
  .book-shelf-grid {
    grid-template-columns: repeat(3,1fr);
  }
  .archive-layout {
    grid-template-columns: 1fr;
  }
  .archive-sidebar {
    display: none;
  }
  .article-grid {
    grid-template-columns: repeat(2,1fr);
  }
  .article-heading-layout {
    grid-template-columns: 1fr;
  }
  .article-header-mark {
    display: none;
  }
  .article-content-layout {
    grid-template-columns: minmax(0,760px);
  }
  .article-rail-right {
    display: none;
  }
  .books-library-grid {
    grid-template-columns: repeat(2,1fr);
  }
  .library-book-featured {
    grid-column: span 2;
  }
  .book-detail-layout {
    grid-template-columns: 260px 1fr;
  }
  .prose-page-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .prose-page-layout>aside {
    position: static;
  }
  .footer-newsletter {
    grid-template-columns: 1fr;
  }
  .newsletter-form {
    width: 100%;
  }
  .footer-main {
    grid-template-columns: repeat(2,1fr);
  }
  .footer-brand {
    grid-column: span 2;
  }
  .footer-bottom {
    flex-direction: column;
  }
  .page-hero-inner {
    min-height: 290px;
  }
  .page-hero-stat {
    display: none;
  }
}
@media (max-width: 620px) {
  .section-heading,.library-intro-row {
    align-items: flex-start;
    flex-direction: column;
  }
  .header-inner {
    min-height: 4.5rem;
  }
  .brand-symbol {
    width: 2.5rem;
    height: 2.5rem;
  }
  .brand-name {
    font-size: 1.1rem;
  }
  .hero-layout {
    gap: 2rem;
  }
  .hero-actions {
    display: grid;
  }
  .hero-actions .button {
    width: 100%;
  }
  .hero-search {
    grid-template-columns: auto 1fr;
  }
  .hero-search button {
    grid-column: 1/-1;
  }
  .hero-metrics {
    display: grid;
    grid-template-columns: repeat(3,1fr);
  }
  .hero-metrics div {
    min-width: 0;
    border-left: 0;
    border-top: 1px solid var(--line);
    padding: 1rem .4rem 0;
  }
  .hero-showcase {
    min-height: auto;
  }
  .editorial-console {
    transform: none;
  }
  .floating-card {
    display: none;
  }
  .trust-grid {
    grid-template-columns: 1fr;
  }
  .trust-grid>div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding-left: 0;
  }
  .trust-grid>div:last-child {
    border-bottom: 0;
  }
  .discipline-card {
    min-height: 420px;
    padding: 1.5rem;
  }
  .editorial-layout {
    display: block;
  }
  .article-list-panel {
    margin-top: 1rem;
  }
  .article-row p {
    display: none;
  }
  .topic-cloud-grid {
    grid-template-columns: 1fr;
  }
  .featured-book-card {
    grid-template-columns: 1fr;
  }
  .premium-book-cover {
    width: min(72%,250px);
    margin: auto;
  }
  .book-shelf-grid {
    grid-template-columns: repeat(2,1fr);
  }
  .compiler-cards {
    grid-template-columns: 1fr;
  }
  .archive-search-panel {
    grid-template-columns: 1fr;
  }
  .article-grid {
    grid-template-columns: 1fr;
  }
  .pagination {
    grid-template-columns: 1fr;
  }
  .pagination>div {
    justify-content: center;
  }
  .pagination-arrow {
    display: none !important;
  }
  .article-heading-layout h1,.book-detail-copy h1 {
    font-size: clamp(2.5rem,12vw,4rem);
  }
  .article-header-inner {
    padding-block: 2rem 3rem;
  }
  .article-byline>i {
    display: none;
  }
  .article-content-layout {
    padding-block: 2.5rem;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .books-library-grid {
    grid-template-columns: repeat(2,1fr);
    gap: 1.7rem .8rem;
  }
  .library-book-featured {
    grid-column: span 2;
    grid-template-columns: 1fr;
  }
  .library-book-featured .library-book-cover {
    width: min(75%,260px);
    margin: auto;
  }
  .book-detail-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding-block: 3rem;
  }
  .book-detail-cover {
    width: min(70%,260px);
  }
  .book-detail-meta {
    grid-template-columns: repeat(2,1fr);
  }
  .book-value-grid {
    grid-template-columns: 1fr;
  }
  .error-page {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .error-code {
    font-size: 5rem;
  }
  .newsletter-form {
    grid-template-columns: 1fr;
  }
  .newsletter-form input {
    min-height: 2.8rem;
  }
  .footer-main {
    grid-template-columns: 1fr;
  }
  .footer-brand {
    grid-column: auto;
  }
  .footer-bottom {
    line-height: 1.6;
  }
  .page-hero-inner {
    min-height: 260px;
    padding-block: 3.5rem;
  }
  .page-hero h1 {
    font-size: clamp(2.7rem,13vw,4.5rem);
  }
}
/* SimplifyCPP 2.3 premium editorial and community layer */
:root {
  --violet: #6b5cff;
  --violet-soft: rgba(107,92,255,.12);
  --cyan: #00a7c4;
  --cyan-soft: rgba(0,167,196,.11);
  --emerald: #00a878;
  --danger: #d1445b;
  --success: #078864;
  --hero-ink: #071426;
}
html[data-theme="dark"] { --violet:#9488ff; --cyan:#4ed8ec; --emerald:#3fd5a7; --danger:#ff8294; --success:#4cddb0; --hero-ink:#020811; }
.narrow-shell{width:min(100% - 2.5rem,980px);margin-inline:auto}
.premium-announcement{background:linear-gradient(90deg,#06111f,#0b2340 45%,#08172a)}
.premium-header{box-shadow:0 1px 0 rgba(255,255,255,.04),0 12px 35px rgba(4,19,38,.04)}
.premium-brand-symbol{border-radius:.65rem 1.1rem .65rem 1.1rem;transform:rotate(-2deg)}
.sign-in-link,.moderation-link{padding:.65rem .45rem;color:var(--muted-strong);font-size:.78rem;font-weight:800}.sign-in-link:hover,.moderation-link:hover{color:var(--brand)}
.join-button{display:inline-flex;min-height:2.65rem;align-items:center;border-radius:.7rem;background:var(--heading);padding:0 .95rem;color:var(--surface);font-size:.78rem;font-weight:850;box-shadow:var(--shadow-sm)}html[data-theme="dark"] .join-button{background:#edf5ff;color:#07111f}
.member-menu{display:flex;align-items:center;gap:.45rem}.member-chip{display:flex;align-items:center;gap:.5rem;border:1px solid var(--line);border-radius:999px;background:var(--surface);padding:.3rem .65rem .3rem .3rem;color:var(--heading);font-size:.72rem;font-weight:800}.member-avatar{display:grid;width:1.9rem;height:1.9rem;place-items:center;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--violet));color:#fff;font-size:.72rem}.logout-form button{border:0;background:none;color:var(--muted);font-size:.72rem;font-weight:750;cursor:pointer}.logout-form button:hover{color:var(--danger)}
.flash-stack{position:fixed;z-index:100;top:7.8rem;right:1.25rem;display:grid;width:min(92vw,420px);gap:.65rem}.flash-message{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:.8rem;background:var(--surface-raised);padding:.9rem 1rem;color:var(--heading);box-shadow:var(--shadow-md);font-size:.83rem}.flash-success{border-left-color:var(--success)}.flash-error{border-left-color:var(--danger)}.flash-message button{border:0;background:none;color:var(--muted);font-size:1.2rem;cursor:pointer}

/* Vision hero */
.vision-hero{position:relative;isolation:isolate;overflow:hidden;border-bottom:1px solid var(--line);background:radial-gradient(circle at 76% 16%,rgba(0,167,196,.1),transparent 27%),radial-gradient(circle at 9% 60%,rgba(107,92,255,.08),transparent 28%),linear-gradient(180deg,var(--surface) 0%,var(--bg) 100%)}
.vision-noise{position:absolute;z-index:-1;inset:0;background-image:linear-gradient(rgba(50,88,125,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(50,88,125,.045) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(to bottom,black 60%,transparent)}
.vision-orb{position:absolute;z-index:-1;border:1px solid color-mix(in srgb,var(--brand) 16%,transparent);border-radius:50%}.vision-orb-a{top:-28rem;right:-22rem;width:62rem;height:62rem}.vision-orb-b{right:18rem;bottom:-18rem;width:30rem;height:30rem}
.vision-hero-grid{display:grid;min-height:800px;grid-template-columns:minmax(0,1.08fr) minmax(480px,.92fr);align-items:center;gap:5rem;padding-block:6.5rem}
.vision-eyebrow{display:inline-flex;align-items:center;gap:.7rem;border:1px solid var(--line);border-radius:999px;background:color-mix(in srgb,var(--surface) 78%,transparent);padding:.48rem .8rem;color:var(--muted-strong);font-size:.7rem;font-weight:750;letter-spacing:.04em;box-shadow:var(--shadow-sm)}.live-pulse{width:.5rem;height:.5rem;border-radius:50%;background:var(--emerald);box-shadow:0 0 0 .3rem color-mix(in srgb,var(--emerald) 13%,transparent)}
.vision-copy h1{max-width:820px;margin:1.45rem 0 0;color:var(--heading);font-size:clamp(3.4rem,6.2vw,6.7rem);font-weight:920;line-height:.93;letter-spacing:-.075em}.vision-copy h1 em{background:linear-gradient(110deg,var(--brand),var(--violet) 50%,var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent;font-style:normal}.vision-copy>p{max-width:720px;margin:1.65rem 0 0;color:var(--muted-strong);font-size:clamp(1.06rem,1.45vw,1.22rem);line-height:1.78}.vision-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:2rem}.vision-primary{border-radius:.9rem;box-shadow:0 18px 45px color-mix(in srgb,var(--brand) 26%,transparent)}
.vision-search{display:grid;max-width:710px;grid-template-columns:auto 1fr auto;align-items:center;gap:.7rem;margin-top:2.2rem;border:1px solid var(--line-strong);border-radius:1rem;background:var(--surface);padding:.45rem;box-shadow:var(--shadow-md)}.vision-search svg{width:1.25rem;margin-left:.7rem;color:var(--muted)}.vision-search input{min-width:0;border:0;outline:0;background:transparent;padding:.7rem 0;color:var(--heading)}.vision-search button{border:0;border-radius:.72rem;background:var(--heading);padding:.85rem 1.15rem;color:var(--surface);font-weight:850;cursor:pointer}html[data-theme="dark"] .vision-search button{background:#eef6ff;color:#07111f}
.vision-metrics{display:flex;flex-wrap:wrap;gap:0;margin-top:2.3rem}.vision-metrics div{display:grid;min-width:135px;gap:.15rem;border-left:1px solid var(--line);padding:0 1.15rem}.vision-metrics div:first-child{border-left:0;padding-left:0}.vision-metrics strong{color:var(--heading);font-family:var(--font-mono);font-size:1.14rem}.vision-metrics span{color:var(--muted);font-size:.64rem;text-transform:uppercase;letter-spacing:.07em}
.vision-stage{position:relative;min-height:650px}.stage-grid{position:absolute;inset:2rem;background-image:linear-gradient(color-mix(in srgb,var(--brand) 9%,transparent) 1px,transparent 1px),linear-gradient(90deg,color-mix(in srgb,var(--brand) 9%,transparent) 1px,transparent 1px);background-size:34px 34px;transform:perspective(700px) rotateY(-7deg) rotateX(2deg);mask-image:radial-gradient(circle,black,transparent 75%)}
.stage-terminal{position:absolute;top:50%;left:50%;width:min(100%,520px);overflow:hidden;border:1px solid color-mix(in srgb,var(--brand) 22%,var(--line));border-radius:1.4rem;background:linear-gradient(160deg,#071729,#091f35 62%,#071522);color:#dbeaff;box-shadow:0 50px 100px rgba(3,16,31,.35);transform:translate(-50%,-50%) rotate(1.8deg)}.stage-terminal::after{position:absolute;inset:0;background:radial-gradient(circle at 80% 10%,rgba(64,190,230,.14),transparent 30%);pointer-events:none;content:""}.stage-terminal-bar{position:relative;z-index:1;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;border-bottom:1px solid rgba(255,255,255,.1);padding:.85rem 1rem;color:#91abc5;font-size:.63rem}.stage-terminal-bar>span{display:flex;gap:.32rem}.stage-terminal-bar i{width:.48rem;height:.48rem;border-radius:50%;background:#ff6f77}.stage-terminal-bar i:nth-child(2){background:#ffc35a}.stage-terminal-bar i:nth-child(3){background:#42d49b}.stage-terminal-bar b{justify-self:end;color:#43d2b3;font-weight:700}.stage-code{position:relative;z-index:1;display:grid;gap:.55rem;padding:2rem 1.6rem}.code-line{display:grid;grid-template-columns:2rem 1fr;gap:1rem;color:#9bb0c8;font-family:var(--font-mono);font-size:.79rem}.code-line i{color:#405b77;font-style:normal}.code-line b{color:#8ea6ff}.code-line em{color:#52d4dc;font-style:normal}.stage-paths{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.09)}.stage-paths a{position:relative;display:grid;min-height:145px;align-content:start;gap:.34rem;border-right:1px solid rgba(255,255,255,.09);padding:1.15rem;transition:background .18s ease}.stage-paths a:last-child{border-right:0}.stage-paths a:hover{background:rgba(255,255,255,.05)}.stage-paths a>span{display:grid;width:2.15rem;height:2.15rem;place-items:center;border:1px solid rgba(255,255,255,.14);border-radius:.6rem;background:rgba(255,255,255,.05);color:#66d7e0;font-family:var(--font-mono);font-size:.7rem}.stage-paths strong{margin-top:.45rem;font-size:.78rem}.stage-paths small{color:#7790aa;font-size:.6rem}.stage-paths b{position:absolute;right:1rem;bottom:1rem;color:#7894b0;font-size:.75rem}
.stage-float{position:absolute;z-index:2;border:1px solid var(--line);border-radius:.8rem;background:color-mix(in srgb,var(--surface) 91%,transparent);padding:.8rem 1rem;box-shadow:var(--shadow-md);backdrop-filter:blur(15px)}.stage-float small,.stage-float strong{display:block}.stage-float small{color:var(--muted);font-size:.57rem;text-transform:uppercase;letter-spacing:.08em}.stage-float strong{margin-top:.25rem;color:var(--heading);font-size:.7rem}.stage-float-one{top:3rem;left:-1rem;transform:rotate(-3deg)}.stage-float-two{right:-1rem;bottom:4rem;display:flex;align-items:center;gap:.7rem;transform:rotate(3deg)}.stage-ring{display:block;width:2.1rem;height:2.1rem;border:4px solid var(--brand-soft);border-top-color:var(--brand);border-radius:50%}
.signal-ribbon{border-block:1px solid var(--line);background:var(--surface)}.signal-ribbon-grid{display:grid;grid-template-columns:repeat(4,1fr)}.signal-ribbon-grid>div{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;column-gap:.8rem;border-right:1px solid var(--line);padding:1.3rem 1.2rem}.signal-ribbon-grid>div:last-child{border-right:0}.signal-ribbon-grid>div>span{grid-row:span 2;color:var(--brand);font-family:var(--font-mono);font-size:.62rem}.signal-ribbon-grid strong{color:var(--heading);font-size:.78rem}.signal-ribbon-grid small{color:var(--muted);font-size:.62rem}

/* architecture */
.architecture-section{background:var(--bg)}.architecture-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;margin-top:3rem}.architecture-card{position:relative;isolation:isolate;display:flex;min-height:520px;flex-direction:column;overflow:hidden;border:1px solid var(--line);border-radius:1.4rem;background:var(--surface);padding:1.8rem;box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}.architecture-card::after{position:absolute;z-index:-1;right:-5rem;bottom:-5rem;width:15rem;height:15rem;border-radius:50%;background:var(--brand-soft);filter:blur(4px);content:""}.architecture-card:hover{border-color:color-mix(in srgb,var(--brand) 38%,var(--line));box-shadow:var(--shadow-lg);transform:translateY(-8px)}.architecture-index{color:var(--muted);font-family:var(--font-mono);font-size:.68rem}.architecture-mark{display:grid;width:5rem;height:5rem;place-items:center;margin:3rem 0 2rem;border:1px solid var(--line);border-radius:1.3rem;background:linear-gradient(145deg,var(--surface),var(--bg-soft));color:var(--brand);font-family:var(--font-mono);font-size:1.25rem;font-weight:900;box-shadow:var(--shadow-sm)}.architecture-card h3{margin:0;color:var(--heading);font-size:1.55rem;letter-spacing:-.035em}.architecture-card p{color:var(--muted);font-size:.88rem;line-height:1.75}.architecture-card ul{display:grid;gap:.55rem;margin:1.4rem 0}.architecture-card li{color:var(--muted-strong);font-size:.75rem}.architecture-card li::before{margin-right:.55rem;color:var(--brand);content:"↳"}.architecture-card>b{margin-top:auto;color:var(--brand);font-size:.75rem}.architecture-cpp::after{background:var(--violet-soft)}.architecture-cpp .architecture-mark{color:var(--violet)}.architecture-tools::after{background:var(--cyan-soft)}.architecture-tools .architecture-mark{color:var(--cyan)}

/* editorial */
.premium-editorial-section{background:var(--surface)}.editorial-bento{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(420px,.85fr);gap:1.1rem;margin-top:3rem}.editorial-feature{display:grid;overflow:hidden;border:1px solid var(--line);border-radius:1.5rem;background:var(--bg);box-shadow:var(--shadow-sm)}.editorial-feature-visual{position:relative;display:grid;min-height:350px;align-content:space-between;overflow:hidden;background:radial-gradient(circle at 76% 22%,rgba(74,206,221,.16),transparent 25%),linear-gradient(145deg,#061426,#0b2845);padding:1.6rem;color:#fff}.editorial-feature-visual::after{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:34px 34px;content:""}.editorial-language,.editorial-category,.editorial-visual-code{position:relative;z-index:1}.editorial-language{display:grid;width:3rem;height:3rem;place-items:center;border:1px solid rgba(255,255,255,.17);border-radius:.8rem;background:rgba(255,255,255,.06);font-family:var(--font-mono);font-weight:850}.editorial-visual-code{display:grid;gap:.45rem;color:#a5bdd5;font-family:var(--font-mono);font-size:clamp(.76rem,1.2vw,.95rem)}.editorial-visual-code code:first-child{color:#9a91ff}.editorial-category{justify-self:start;border:1px solid rgba(255,255,255,.13);border-radius:999px;background:rgba(255,255,255,.06);padding:.42rem .72rem;color:#bcd0e4;font-size:.62rem}.editorial-feature-copy{padding:2rem}.editorial-feature-copy h3{margin:.9rem 0;color:var(--heading);font-size:clamp(1.65rem,3vw,2.55rem);line-height:1.08;letter-spacing:-.045em}.editorial-feature-copy p{color:var(--muted);font-size:.9rem;line-height:1.75}.card-stat-row{display:flex;flex-wrap:wrap;gap:.8rem;color:var(--muted);font-size:.65rem}.editorial-feature-copy .card-stat-row{margin:1.25rem 0}.editorial-mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.1rem}.editorial-mini-card{display:flex;min-height:250px;flex-direction:column;border:1px solid var(--line);border-radius:1.2rem;background:var(--bg);padding:1.3rem;transition:transform .2s ease,box-shadow .2s ease}.editorial-mini-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.mini-card-top{display:flex;justify-content:space-between}.mini-card-top span{color:var(--brand);font-family:var(--font-mono);font-size:.65rem}.mini-card-top small{color:var(--muted);font-size:.58rem}.editorial-mini-card h3{margin:1.3rem 0 .6rem;color:var(--heading);font-size:1rem;line-height:1.35;letter-spacing:-.025em}.editorial-mini-card p{display:-webkit-box;overflow:hidden;color:var(--muted);font-size:.72rem;line-height:1.6;-webkit-box-orient:vertical;-webkit-line-clamp:3}.editorial-mini-card footer{display:flex;align-items:center;gap:.75rem;margin-top:auto;color:var(--muted);font-size:.6rem}.editorial-mini-card footer a{margin-left:auto;color:var(--brand);font-size:.9rem}

/* dark book gallery */
.gallery-library-section{position:relative;isolation:isolate;overflow:hidden;background:linear-gradient(145deg,#06111f,#0a2037 56%,#071527);color:#dce9f7}.gallery-library-glow{position:absolute;z-index:-1;top:-20rem;right:-10rem;width:48rem;height:48rem;border-radius:50%;background:rgba(24,128,220,.14);filter:blur(25px)}.library-heading h2{color:#f5f9ff}.library-heading p{color:#9fb2c7}.gallery-library-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(430px,.9fr);gap:2rem;margin-top:3rem}.gallery-featured-book{display:grid;grid-template-columns:290px 1fr;align-items:center;gap:3rem;border:1px solid rgba(255,255,255,.1);border-radius:1.5rem;background:rgba(255,255,255,.035);padding:2rem;box-shadow:0 35px 80px rgba(0,0,0,.22)}.gallery-book-cover,.gallery-small-book,.premium-cover{position:relative;isolation:isolate;display:flex;aspect-ratio:3/4.25;flex-direction:column;overflow:hidden;border-radius:.45rem .8rem .8rem .45rem;background:radial-gradient(circle at 80% 12%,rgba(91,211,225,.2),transparent 25%),linear-gradient(145deg,#0c3970,#071b36);padding:1.35rem;color:#fff;box-shadow:0 28px 55px rgba(0,0,0,.3);transition:transform .25s ease,box-shadow .25s ease}.gallery-book-cover:hover,.gallery-small-book:hover,.premium-cover:hover{box-shadow:0 34px 65px rgba(0,0,0,.38);transform:translateY(-7px) rotateY(-2deg)}.gallery-book-cover::after,.gallery-small-book::after,.premium-cover::after{position:absolute;z-index:-1;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:26px 26px;content:""}.gallery-book-spine,.small-book-spine,.premium-cover-spine{position:absolute;left:0;top:0;bottom:0;width:.55rem;background:linear-gradient(90deg,rgba(0,0,0,.55),rgba(255,255,255,.08))}.gallery-book-cover>small,.gallery-small-book>small,.premium-cover-series{color:#a8c1da;font-size:.54rem;text-transform:uppercase;letter-spacing:.12em}.gallery-book-symbol,.premium-cover-mark{display:grid;width:3.6rem;height:3.6rem;place-items:center;margin:3.5rem 0 1.4rem;border:1px solid rgba(255,255,255,.18);border-radius:1rem;background:rgba(255,255,255,.07);font-family:var(--font-mono);font-size:1rem;font-weight:900}.gallery-book-cover>strong,.gallery-small-book>strong,.premium-cover>strong{font-size:1.35rem;line-height:1.15;letter-spacing:-.035em}.gallery-book-cover>em{margin-top:auto;color:#a7bbcf;font-size:.64rem;font-style:normal}.gallery-featured-copy .library-label{color:#59d5df;font-size:.64rem;font-weight:850;text-transform:uppercase;letter-spacing:.12em}.gallery-featured-copy h3{margin:1rem 0;color:#fff;font-size:2rem;line-height:1.1;letter-spacing:-.045em}.gallery-featured-copy p{color:#9db1c6;font-size:.85rem;line-height:1.75}.library-stat-line{display:flex;flex-wrap:wrap;gap:1.2rem;margin:1.5rem 0;color:#9eb3c8;font-size:.66rem}.library-stat-line b{color:#fff;font-family:var(--font-mono)}.gallery-book-shelf{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;align-content:start}.gallery-small-book{min-height:240px;padding:1rem}.gallery-small-book>strong{margin-top:4rem;font-size:.72rem}.gallery-small-book footer{display:flex;justify-content:space-between;margin-top:auto;color:#91a8c0;font-size:.5rem}
.community-callout{background:var(--bg)}.community-callout-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:2.4rem;border:1px solid var(--line);border-radius:1.5rem;background:linear-gradient(135deg,var(--surface),var(--bg-soft));padding:2.5rem;box-shadow:var(--shadow-md)}.community-callout-mark{display:flex;width:7rem;height:7rem;align-items:center;justify-content:center;border-radius:1.5rem;background:linear-gradient(145deg,var(--hero-ink),#0b3155);color:#6ce2e7;font-family:var(--font-mono);font-size:1.2rem;box-shadow:0 24px 50px rgba(6,24,42,.25)}.community-callout-mark strong{color:#8c83ff}.community-callout h2{margin:.8rem 0;color:var(--heading);font-size:2rem;letter-spacing:-.04em}.community-callout p{max-width:690px;color:var(--muted);line-height:1.7}.community-callout-actions{display:flex;gap:.65rem}

/* Archive premium */
.archive-hero{position:relative;isolation:isolate;overflow:hidden;border-bottom:1px solid var(--line);background:radial-gradient(circle at 82% 10%,var(--brand-soft),transparent 28%),linear-gradient(180deg,var(--surface),var(--bg))}.archive-hero-grid{position:absolute;z-index:-1;inset:0;background-image:linear-gradient(color-mix(in srgb,var(--brand) 5%,transparent) 1px,transparent 1px),linear-gradient(90deg,color-mix(in srgb,var(--brand) 5%,transparent) 1px,transparent 1px);background-size:48px 48px}.archive-hero-layout{display:flex;min-height:400px;align-items:center;justify-content:space-between;gap:3rem;padding-block:4rem}.archive-hero-layout>div:first-child{max-width:830px}.archive-hero h1{margin:1rem 0 0;color:var(--heading);font-size:clamp(3.2rem,6vw,6rem);line-height:.95;letter-spacing:-.065em}.archive-hero p{max-width:720px;color:var(--muted);font-size:1.05rem;line-height:1.75}.archive-hero-number{display:grid;min-width:190px;place-items:center;border:1px solid var(--line);border-radius:1.4rem;background:color-mix(in srgb,var(--surface) 80%,transparent);padding:2rem;box-shadow:var(--shadow-md)}.archive-hero-number strong{color:var(--heading);font-family:var(--font-mono);font-size:3rem}.archive-hero-number span{color:var(--muted);font-size:.65rem;text-transform:uppercase;letter-spacing:.08em}.premium-search-panel{border-radius:1.2rem;box-shadow:var(--shadow-md)}.premium-archive-layout{grid-template-columns:250px 1fr}.premium-sidebar{border-radius:1.1rem;background:var(--surface);box-shadow:var(--shadow-sm)}.premium-sidebar>a{border-radius:.65rem}.archive-result-heading{display:flex;align-items:end;justify-content:space-between;gap:1rem;margin-bottom:1.4rem}.archive-result-heading h2{margin:.7rem 0 0;color:var(--heading);font-size:2rem;letter-spacing:-.04em}.archive-result-heading>span{color:var(--muted);font-size:.65rem}.premium-article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.premium-article-card{display:grid;overflow:hidden;border:1px solid var(--line);border-radius:1.15rem;background:var(--surface);box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease}.premium-article-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.premium-article-lead{grid-column:span 2;grid-template-columns:1fr 1.15fr}.premium-article-visual{position:relative;isolation:isolate;display:flex;min-height:210px;flex-direction:column;justify-content:space-between;overflow:hidden;background:radial-gradient(circle at 78% 20%,rgba(80,211,224,.16),transparent 28%),linear-gradient(145deg,#061426,#0b2948);padding:1.3rem;color:#fff}.premium-article-visual::after{position:absolute;z-index:-1;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:30px 30px;content:""}.premium-article-visual>span{display:grid;width:2.7rem;height:2.7rem;place-items:center;border:1px solid rgba(255,255,255,.15);border-radius:.7rem;background:rgba(255,255,255,.06);font-family:var(--font-mono);font-size:.75rem;font-weight:850}.premium-article-visual code{color:#b3cae0;font-size:.58rem}.premium-article-visual i{position:absolute;right:-3rem;bottom:-3rem;width:10rem;height:10rem;border:1px solid rgba(255,255,255,.08);border-radius:50%}.premium-article-body{display:flex;flex-direction:column;padding:1.3rem}.premium-article-body h3{margin:.7rem 0;color:var(--heading);font-size:1.15rem;line-height:1.3;letter-spacing:-.03em}.premium-article-lead .premium-article-body h3{font-size:1.75rem;line-height:1.15}.premium-article-body p{display:-webkit-box;overflow:hidden;color:var(--muted);font-size:.74rem;line-height:1.65;-webkit-box-orient:vertical;-webkit-line-clamp:3}.premium-article-body footer{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-top:auto;padding-top:1rem}.premium-article-body footer>a{color:var(--brand);font-size:.7rem;font-weight:850}
.premium-filter-bar{border-radius:1.1rem;background:var(--surface);box-shadow:var(--shadow-sm)}.premium-library-intro{margin-block:3rem}.premium-books-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:3rem 1.4rem}.premium-book-card{display:flex;flex-direction:column;gap:1.3rem}.premium-book-featured{grid-column:span 2;display:grid;grid-template-columns:minmax(220px,.8fr) 1.2fr;align-items:center;border:1px solid var(--line);border-radius:1.4rem;background:var(--surface);padding:1.8rem;box-shadow:var(--shadow-md)}.premium-cover{width:100%;min-height:350px;padding:1.2rem}.premium-cover-series{font-size:.48rem}.premium-cover-mark{margin:3.2rem 0 1.2rem}.premium-cover>strong{font-size:1rem}.premium-cover>small{margin-top:auto;color:#a9bed2;font-size:.56rem}.premium-cover>i{position:absolute;right:-3rem;bottom:-3rem;width:10rem;height:10rem;border:1px solid rgba(255,255,255,.08);border-radius:50%}.premium-book-copy h2{margin:.7rem 0;color:var(--heading);font-size:1rem;line-height:1.3;letter-spacing:-.025em}.premium-book-featured .premium-book-copy h2{font-size:1.8rem;line-height:1.12}.premium-book-copy p{color:var(--muted);font-size:.8rem;line-height:1.7}.book-card-stats{display:flex;flex-wrap:wrap;gap:.7rem;margin:1rem 0;color:var(--muted);font-size:.58rem}.book-card-stats b{color:var(--heading);font-family:var(--font-mono)}

/* Article and book details */
.premium-article-header{position:relative;isolation:isolate;overflow:hidden;border-bottom:1px solid var(--line);background:radial-gradient(circle at 80% 12%,var(--brand-soft),transparent 25%),linear-gradient(180deg,var(--surface),var(--bg))}.article-header-orb{position:absolute;z-index:-1;right:-10rem;bottom:-20rem;width:42rem;height:42rem;border:1px solid color-mix(in srgb,var(--brand) 13%,transparent);border-radius:50%}.premium-article-header-inner{padding-block:3rem 5rem}.premium-article-heading{display:grid;grid-template-columns:minmax(0,1fr) 230px;align-items:end;gap:4rem;margin-top:2.5rem}.premium-article-title h1{max-width:980px;margin:1.2rem 0;color:var(--heading);font-size:clamp(3rem,6vw,6.1rem);line-height:.96;letter-spacing:-.065em}.premium-byline{margin-top:2rem}.article-stat-monolith{display:grid;overflow:hidden;border:1px solid var(--line);border-radius:1.3rem;background:color-mix(in srgb,var(--surface) 85%,transparent);box-shadow:var(--shadow-md)}.monolith-language{display:grid;min-height:105px;place-items:center;background:linear-gradient(145deg,#07182b,#0b355a);color:#65dce5;font-family:var(--font-mono);font-size:1.5rem;font-weight:900}.article-stat-monolith>div{display:grid;grid-template-columns:1fr auto;align-items:center;border-top:1px solid var(--line);padding:.8rem 1rem}.article-stat-monolith strong{color:var(--heading);font-family:var(--font-mono);font-size:.85rem}.article-stat-monolith small{color:var(--muted);font-size:.56rem}.premium-reading-layout{display:grid;grid-template-columns:54px minmax(0,790px) 260px;justify-content:center;gap:3rem;padding-block:4rem}.premium-share{position:sticky;top:8rem}.premium-reading-rail{min-width:0}.premium-detail-card{border-radius:1rem;box-shadow:var(--shadow-sm)}.premium-ad-slot{border-radius:1rem}.premium-prose{font-size:1.01rem}.premium-prose>h2{margin-top:3.4rem}.premium-prose>p{line-height:1.9}.premium-prose a{color:var(--brand);text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--brand) 30%,transparent);text-underline-offset:.2em}.engagement-wrap{border-top:1px solid var(--line);background:linear-gradient(180deg,var(--bg-soft),var(--bg))}.engagement-panel{border:1px solid var(--line);border-radius:1.4rem;background:var(--surface);padding:2rem;box-shadow:var(--shadow-md)}.engagement-heading{display:flex;align-items:end;justify-content:space-between;gap:2rem}.engagement-heading h2{margin:.75rem 0 0;color:var(--heading);font-size:2rem;letter-spacing:-.04em}.engagement-summary{display:flex;gap:.7rem}.engagement-summary>span{display:grid;grid-template-columns:auto auto;grid-template-rows:auto auto;column-gap:.45rem;border:1px solid var(--line);border-radius:.75rem;background:var(--bg);padding:.65rem .8rem}.engagement-summary svg{grid-row:span 2;width:1rem;align-self:center;color:var(--brand)}.engagement-summary strong{color:var(--heading);font-family:var(--font-mono);font-size:.78rem}.engagement-summary small{color:var(--muted);font-size:.53rem;text-transform:uppercase;letter-spacing:.06em}.reaction-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.75rem;margin-top:1.7rem}.reaction-form{display:block}.reaction-button{display:flex;width:100%;min-height:76px;align-items:center;gap:.8rem;border:1px solid var(--line);border-radius:.9rem;background:var(--bg);padding:.8rem;color:var(--text);text-align:left;cursor:pointer;transition:transform .18s ease,border-color .18s ease,background .18s ease}.reaction-button:hover{border-color:var(--brand);transform:translateY(-3px)}.reaction-button.active{border-color:var(--brand);background:var(--brand-soft);box-shadow:0 10px 25px color-mix(in srgb,var(--brand) 12%,transparent)}.reaction-symbol{display:grid;width:2.4rem;height:2.4rem;place-items:center;border-radius:.65rem;background:var(--surface);color:var(--brand);font-size:1rem;box-shadow:var(--shadow-sm)}.reaction-button>span:last-child{display:grid;gap:.15rem}.reaction-button strong{color:var(--heading);font-size:.72rem}.reaction-button small{color:var(--muted);font-family:var(--font-mono);font-size:.62rem}.engagement-signin-note{margin:1rem 0 0;color:var(--muted);font-size:.7rem}.engagement-signin-note a{color:var(--brand);font-weight:800}.comments-section{margin-top:2rem}.comments-heading{display:flex;align-items:end;justify-content:space-between;gap:2rem}.comments-heading h2{margin:.75rem 0 0;color:var(--heading);font-size:2rem;letter-spacing:-.04em}.comments-heading h2 span{color:var(--muted);font-family:var(--font-mono);font-size:.8rem}.comments-heading>p{max-width:430px;color:var(--muted);font-size:.75rem;line-height:1.6}.comment-composer{display:grid;grid-template-columns:auto 1fr;gap:1rem;margin-top:1.5rem;border:1px solid var(--line);border-radius:1.2rem;background:var(--surface);padding:1.3rem;box-shadow:var(--shadow-sm)}.composer-avatar,.comment-avatar{display:grid;width:2.8rem;height:2.8rem;place-items:center;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--violet));color:#fff;font-weight:850}.composer-body{display:grid;gap:.55rem}.composer-body label{color:var(--heading);font-size:.72rem;font-weight:850}.composer-body textarea{width:100%;border:1px solid var(--line);border-radius:.8rem;outline:0;background:var(--bg);padding:1rem;color:var(--text);font-size:.82rem;line-height:1.6}.composer-body textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}.composer-footer{display:flex;align-items:center;justify-content:space-between;gap:1rem}.composer-footer small{color:var(--muted);font-size:.62rem}.comment-gate{display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:1.2rem;margin-top:1.5rem;border:1px solid var(--line);border-radius:1.2rem;background:var(--surface);padding:1.3rem}.comment-gate-icon{display:grid;width:3.4rem;height:3.4rem;place-items:center;border-radius:.8rem;background:linear-gradient(145deg,#07182b,#0b355a);color:#66dbe4;font-family:var(--font-mono)}.comment-gate h3{margin:0;color:var(--heading);font-size:1rem}.comment-gate p{margin:.3rem 0 0;color:var(--muted);font-size:.7rem}.comment-list{display:grid;gap:.8rem;margin-top:1.3rem}.comment-card{display:grid;grid-template-columns:auto 1fr;gap:1rem;border:1px solid var(--line);border-radius:1rem;background:var(--surface);padding:1.2rem}.comment-pending{border-style:dashed;background:var(--brand-soft)}.comment-content header{display:flex;align-items:center;gap:.55rem}.comment-content header strong{color:var(--heading);font-size:.76rem}.comment-content time{margin-left:auto;color:var(--muted);font-size:.56rem}.author-badge,.pending-badge{border-radius:999px;padding:.25rem .45rem;font-size:.48rem;font-weight:850;text-transform:uppercase;letter-spacing:.05em}.author-badge{background:var(--brand-soft);color:var(--brand)}.pending-badge{background:color-mix(in srgb,var(--gold) 14%,transparent);color:var(--gold)}.comment-content p{margin:.7rem 0 0;color:var(--muted-strong);font-size:.78rem;line-height:1.7}.empty-comments{display:grid;place-items:center;border:1px dashed var(--line-strong);border-radius:1rem;padding:2rem;text-align:center}.empty-comments>span{color:var(--brand);font-family:var(--font-mono)}.empty-comments h3{margin:.6rem 0;color:var(--heading)}.empty-comments p{margin:0;color:var(--muted);font-size:.72rem}.premium-related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:2rem}.premium-related-card{position:relative;display:flex;min-height:210px;flex-direction:column;border:1px solid var(--line);border-radius:1rem;background:var(--surface);padding:1.2rem;transition:transform .2s ease,box-shadow .2s ease}.premium-related-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.premium-related-card>span{color:var(--brand);font-family:var(--font-mono);font-size:.62rem}.premium-related-card strong{margin-top:2rem;color:var(--heading);font-size:.9rem;line-height:1.4}.premium-related-card small{margin-top:auto;color:var(--muted);font-size:.58rem}.premium-related-card b{position:absolute;right:1rem;bottom:1rem;color:var(--brand)}
.premium-book-detail-hero{position:relative;isolation:isolate;overflow:hidden;border-bottom:1px solid var(--line);background:radial-gradient(circle at 15% 10%,var(--violet-soft),transparent 24%),linear-gradient(145deg,var(--surface),var(--bg-soft))}.book-detail-glow{position:absolute;z-index:-1;left:-15rem;bottom:-18rem;width:42rem;height:42rem;border-radius:50%;background:var(--brand-soft);filter:blur(10px)}.premium-book-detail-layout{display:grid;grid-template-columns:360px minmax(0,1fr);align-items:center;gap:5rem;padding-block:5.5rem}.premium-book-stage{position:relative;display:grid;place-items:center;perspective:1000px}.premium-detail-cover{width:min(100%,320px);min-height:445px;transform:rotateY(7deg) rotateZ(-1deg);box-shadow:0 45px 90px rgba(6,20,37,.35)}.premium-book-shadow{position:absolute;bottom:-1.6rem;width:84%;height:2.2rem;border-radius:50%;background:rgba(4,16,29,.3);filter:blur(16px)}.premium-book-detail-copy h1{margin:1.2rem 0;color:var(--heading);font-size:clamp(3rem,5.5vw,5.6rem);line-height:.96;letter-spacing:-.065em}.premium-book-detail-copy>p{max-width:780px;color:var(--muted);font-size:1.03rem;line-height:1.8}.premium-book-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:.65rem;margin-top:2rem}.premium-book-metrics>div{border:1px solid var(--line);border-radius:.8rem;background:var(--surface);padding:.8rem}.premium-book-metrics strong,.premium-book-metrics span{display:block}.premium-book-metrics strong{color:var(--heading);font-family:var(--font-mono);font-size:.85rem}.premium-book-metrics span{margin-top:.2rem;color:var(--muted);font-size:.53rem;text-transform:uppercase;letter-spacing:.06em}.premium-book-meta{margin-top:1.3rem}.premium-book-value{background:var(--surface)}.book-engagement-wrap{background:var(--bg)}

/* Auth and admin */
.auth-page{display:grid;min-height:calc(100vh - 7rem);grid-template-columns:minmax(0,1.05fr) minmax(440px,.95fr)}.auth-visual{position:relative;isolation:isolate;display:grid;align-items:center;overflow:hidden;background:radial-gradient(circle at 70% 20%,rgba(73,205,220,.16),transparent 28%),linear-gradient(145deg,#061426,#0a2a49);padding:clamp(3rem,7vw,7rem);color:#eaf4ff}.auth-visual-grid{position:absolute;z-index:-1;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px}.auth-visual-content{max-width:650px}.auth-visual h1{margin:1rem 0;color:#fff;font-size:clamp(3.2rem,6vw,6rem);line-height:.95;letter-spacing:-.065em}.auth-visual p{max-width:560px;color:#9db3c9;font-size:1rem;line-height:1.8}.auth-code-card{display:grid;gap:.7rem;margin-top:3rem;border:1px solid rgba(255,255,255,.11);border-radius:1rem;background:rgba(255,255,255,.045);padding:1.3rem}.auth-code-card span{color:#7591ad;font-size:.62rem}.auth-code-card code{color:#66d8df;font-size:.84rem}.auth-security-list{display:grid;grid-template-columns:repeat(2,1fr);gap:.7rem;margin-top:2.4rem}.auth-security-list span{border:1px solid rgba(255,255,255,.1);border-radius:.7rem;background:rgba(255,255,255,.04);padding:.8rem;color:#bcd0e3;font-size:.7rem}.auth-form-wrap{display:grid;align-content:center;background:var(--bg);padding:clamp(2rem,6vw,6rem)}.auth-back{justify-self:start;margin-bottom:1.2rem;color:var(--muted);font-size:.7rem;font-weight:800}.auth-form-card{width:min(100%,520px);margin-inline:auto;border:1px solid var(--line);border-radius:1.4rem;background:var(--surface);padding:2rem;box-shadow:var(--shadow-lg)}.auth-form-card h2{margin:.8rem 0 0;color:var(--heading);font-size:2.5rem;letter-spacing:-.05em}.auth-form-card>p{color:var(--muted);font-size:.76rem;line-height:1.65}.auth-form{display:grid;gap:1rem;margin-top:1.5rem}.auth-form label{display:grid;gap:.42rem;color:var(--heading);font-size:.68rem;font-weight:850}.auth-form input{width:100%;min-height:3.1rem;border:1px solid var(--line);border-radius:.75rem;outline:0;background:var(--bg);padding:0 .85rem;color:var(--text)}.auth-form input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}.auth-form label small{color:var(--muted);font-weight:500}.auth-switch{margin-top:1.3rem!important;text-align:center}.auth-switch a{color:var(--brand);font-weight:850}.form-errors{display:grid;gap:.35rem;margin-top:1rem;border:1px solid color-mix(in srgb,var(--danger) 30%,var(--line));border-radius:.7rem;background:color-mix(in srgb,var(--danger) 7%,var(--surface));padding:.8rem}.form-errors p{margin:0;color:var(--danger);font-size:.68rem}.honeypot{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;overflow:hidden!important}.account-hero{border-bottom:1px solid var(--line);background:linear-gradient(145deg,var(--surface),var(--bg-soft))}.account-hero-inner{display:flex;min-height:320px;align-items:center;gap:2rem}.account-avatar-large{display:grid;width:7rem;height:7rem;place-items:center;border-radius:2rem;background:linear-gradient(135deg,var(--brand),var(--violet));color:#fff;font-size:2.3rem;font-weight:900;box-shadow:var(--shadow-lg)}.account-hero h1{margin:.7rem 0 0;color:var(--heading);font-size:3rem;letter-spacing:-.055em}.account-hero p{color:var(--muted)}.account-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.account-stat,.account-panel{border:1px solid var(--line);border-radius:1rem;background:var(--surface);padding:1.5rem}.account-stat span{color:var(--muted);font-size:.65rem;text-transform:uppercase;letter-spacing:.08em}.account-stat strong{display:block;margin-top:1rem;color:var(--heading);font-family:var(--font-mono);font-size:2rem}.account-panel{grid-column:1/-1}.account-panel h2{margin:0;color:var(--heading)}.account-panel p{color:var(--muted);font-size:.78rem}.moderation-list{display:grid;gap:1rem}.moderation-card{border:1px solid var(--line);border-radius:1rem;background:var(--surface);padding:1.3rem;box-shadow:var(--shadow-sm)}.moderation-card header,.moderation-card footer{display:flex;align-items:center;justify-content:space-between;gap:1rem}.moderation-card header>div{display:grid}.moderation-card header strong{color:var(--heading)}.moderation-card header span,.moderation-card time{color:var(--muted);font-size:.62rem}.moderation-card>p{color:var(--muted-strong);font-size:.8rem;line-height:1.7}.moderation-card footer>a{color:var(--brand);font-size:.65rem}.moderation-actions{display:flex;gap:.45rem}.moderation-actions form{display:inline}.moderation-actions button{border:1px solid var(--line);border-radius:.55rem;background:var(--bg);padding:.55rem .75rem;font-size:.62rem;font-weight:800;cursor:pointer}.moderation-approve{color:var(--success)}.moderation-reject,.moderation-spam{color:var(--danger)}
.premium-footer{background:linear-gradient(180deg,var(--surface),var(--bg-soft))}.premium-newsletter{position:relative;overflow:hidden}.premium-newsletter::after{position:absolute;right:2rem;width:12rem;height:12rem;border:1px solid var(--line);border-radius:50%;content:"";pointer-events:none}

@media (max-width:1180px){.member-chip>span:last-child,.logout-form,.moderation-link{display:none}.vision-hero-grid{grid-template-columns:1fr;min-height:auto}.vision-copy{max-width:900px}.vision-stage{width:min(100%,680px);margin-inline:auto}.editorial-bento,.gallery-library-layout{grid-template-columns:1fr}.gallery-book-shelf{grid-template-columns:repeat(4,1fr)}.premium-reading-layout{grid-template-columns:minmax(0,790px) 250px}.reading-share-rail{display:none}.premium-books-grid{grid-template-columns:repeat(3,1fr)}.premium-related-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:900px){.architecture-grid{grid-template-columns:1fr}.architecture-card{min-height:400px}.architecture-mark{margin:2rem 0 1.5rem}.signal-ribbon-grid{grid-template-columns:repeat(2,1fr)}.signal-ribbon-grid>div:nth-child(2){border-right:0}.signal-ribbon-grid>div:nth-child(-n+2){border-bottom:1px solid var(--line)}.editorial-mini-grid{grid-template-columns:repeat(2,1fr)}.gallery-featured-book{grid-template-columns:230px 1fr}.gallery-book-shelf{grid-template-columns:repeat(4,1fr)}.community-callout-card{grid-template-columns:auto 1fr}.community-callout-actions,.community-callout-card>.button{grid-column:2}.premium-archive-layout{grid-template-columns:1fr}.premium-sidebar{display:none}.premium-article-grid{grid-template-columns:1fr}.premium-article-lead{grid-column:auto}.premium-books-grid{grid-template-columns:repeat(2,1fr)}.premium-book-featured{grid-column:span 2}.premium-article-heading{grid-template-columns:1fr}.article-stat-monolith{grid-template-columns:1.1fr repeat(3,1fr)}.monolith-language{min-height:90px}.article-stat-monolith>div{display:grid;border-top:0;border-left:1px solid var(--line)}.premium-reading-layout{grid-template-columns:minmax(0,790px)}.premium-reading-rail{display:none}.premium-book-detail-layout{grid-template-columns:280px 1fr;gap:3rem}.premium-book-metrics{grid-template-columns:repeat(2,1fr)}.reaction-grid{grid-template-columns:repeat(2,1fr)}.auth-page{grid-template-columns:1fr}.auth-visual{min-height:550px}.auth-form-wrap{padding-block:4rem}}
@media (max-width:680px){.site-shell,.narrow-shell{width:min(100% - 1.4rem,1280px)}.sign-in-link,.join-button{display:none}.vision-hero-grid{gap:2rem;padding-block:4rem}.vision-copy h1{font-size:clamp(3rem,15vw,5.2rem)}.vision-actions{display:grid}.vision-search{grid-template-columns:auto 1fr}.vision-search button{grid-column:1/-1}.vision-metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.vision-metrics div{border-left:0;padding:0}.vision-stage{min-height:560px}.stage-terminal{width:100%}.stage-paths{grid-template-columns:1fr}.stage-paths a{min-height:90px;border-right:0;border-bottom:1px solid rgba(255,255,255,.09)}.stage-paths a:last-child{border-bottom:0}.stage-float{display:none}.signal-ribbon-grid{grid-template-columns:1fr}.signal-ribbon-grid>div{border-right:0;border-bottom:1px solid var(--line)}.editorial-bento{display:block}.editorial-mini-grid{grid-template-columns:1fr;margin-top:1rem}.gallery-featured-book{grid-template-columns:1fr}.gallery-book-cover{width:min(76%,270px);margin-inline:auto}.gallery-book-shelf{grid-template-columns:repeat(2,1fr)}.community-callout-card{grid-template-columns:1fr;text-align:left}.community-callout-mark{width:5rem;height:5rem}.community-callout-actions,.community-callout-card>.button{grid-column:auto;display:grid}.archive-hero-layout{min-height:330px}.archive-hero-number{display:none}.premium-article-lead{grid-template-columns:1fr}.premium-books-grid{grid-template-columns:repeat(2,1fr);gap:2rem .8rem}.premium-book-featured{grid-column:span 2;grid-template-columns:1fr}.premium-book-featured .premium-cover{width:min(75%,270px);margin-inline:auto}.premium-article-header-inner{padding-block:2rem 3rem}.premium-article-title h1{font-size:clamp(2.8rem,13vw,4.7rem)}.article-stat-monolith{grid-template-columns:1fr 1fr}.monolith-language{grid-column:span 2}.article-stat-monolith>div{border-top:1px solid var(--line);border-left:0}.engagement-panel{padding:1.2rem}.engagement-heading,.comments-heading{align-items:flex-start;flex-direction:column}.engagement-summary{width:100%;overflow:auto}.reaction-grid{grid-template-columns:1fr 1fr}.comment-composer{grid-template-columns:1fr}.composer-avatar{display:none}.composer-footer{align-items:flex-start;flex-direction:column}.comment-gate{grid-template-columns:1fr}.comment-gate .button{width:100%}.premium-related-grid{grid-template-columns:1fr}.premium-book-detail-layout{grid-template-columns:1fr;padding-block:3.5rem}.premium-detail-cover{width:min(75%,270px);min-height:380px;transform:none}.premium-book-detail-copy h1{font-size:clamp(2.8rem,13vw,4.7rem)}.premium-book-metrics{grid-template-columns:repeat(2,1fr)}.auth-visual{min-height:480px;padding:2rem}.auth-visual h1{font-size:3.5rem}.auth-security-list{grid-template-columns:1fr}.auth-form-wrap{padding:2rem 1rem}.auth-form-card{padding:1.3rem}.account-hero-inner{align-items:flex-start;flex-direction:column;justify-content:center}.account-grid{grid-template-columns:1fr}.moderation-card header,.moderation-card footer{align-items:flex-start;flex-direction:column}.moderation-actions{flex-wrap:wrap}.flash-stack{top:6.7rem;right:.7rem}}

/* SimplifyCPP 2.3.2: exact responsive brand artwork. */
.brand-image-link{display:block;line-height:0;min-width:0}.brand-logo{display:block;width:min(286px,26vw);height:auto;max-height:56px;object-fit:contain;object-position:left center}.brand-logo-dark{display:none}html[data-theme="dark"] .brand-logo-light{display:none}html[data-theme="dark"] .brand-logo-dark{display:block}.brand-footer .brand-logo{width:min(330px,100%);max-height:62px}
/* Stable authentication layout: no horizontal expansion at any viewport. */
.auth-page{width:100%;max-width:100%;overflow-x:clip;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr)}.auth-page>*{min-width:0}.auth-visual-content,.auth-form-wrap,.auth-form-card,.auth-form,.auth-form label,.auth-form input{min-width:0;max-width:100%;box-sizing:border-box}.auth-form-wrap{width:100%;overflow:hidden}.auth-visual h1,.auth-visual p,.auth-form-card h2,.auth-form-card p{overflow-wrap:anywhere}.auth-form input{display:block}
/* Twelve-book archive pagination. */
.pagination{display:grid;grid-template-columns:minmax(120px,1fr) auto minmax(120px,1fr);align-items:center;gap:1rem;margin-top:3rem;border-top:1px solid var(--line);padding-top:1.5rem}.pagination-pages{display:flex;align-items:center;justify-content:center;gap:.4rem}.pagination a,.pagination span{display:grid;min-width:2.35rem;height:2.35rem;place-items:center;border:1px solid var(--line);border-radius:.65rem;background:var(--surface);color:var(--muted-strong);font-size:.7rem;font-weight:800}.pagination a:hover{border-color:var(--brand);color:var(--brand)}.pagination a.active{border-color:var(--brand);background:var(--brand);color:#fff}.pagination-direction{padding-inline:.9rem;white-space:nowrap}.pagination-direction:last-child{justify-self:end}.pagination-direction.disabled{pointer-events:none;opacity:.4}.pagination-summary{margin:.8rem 0 0;text-align:center;color:var(--muted);font-size:.68rem}
/* Permanent account-block moderation. */
.moderation-block{border-color:color-mix(in srgb,var(--danger) 45%,var(--line))!important;background:color-mix(in srgb,var(--danger) 8%,var(--surface))!important;color:var(--danger)!important}.moderation-block:hover{background:var(--danger)!important;color:#fff!important}.member-blocked-badge{display:inline-flex;align-items:center;border:1px solid color-mix(in srgb,var(--danger) 35%,var(--line));border-radius:999px;background:color-mix(in srgb,var(--danger) 7%,var(--surface));padding:.5rem .7rem;color:var(--danger);font-size:.62rem;font-weight:850}.block-user-form{display:inline-flex}
@media (max-width:1100px){.brand-logo{width:min(260px,32vw)}.auth-page{grid-template-columns:1fr}.auth-visual{min-height:440px}.auth-form-wrap{padding-block:3rem}}
@media (max-width:760px){.brand-logo{width:198px;max-height:42px}.pagination{grid-template-columns:1fr 1fr}.pagination-pages{grid-column:1/-1;grid-row:1}.pagination-direction{grid-row:2}.pagination-direction:last-child{justify-self:end}.auth-page{display:block}.auth-visual{min-height:auto;padding:2.2rem 1rem}.auth-visual h1{font-size:clamp(2.5rem,14vw,3.7rem)}.auth-form-wrap{padding:2rem .7rem}.auth-form-card{width:100%;padding:1.25rem;border-radius:1rem}}
@media (max-width:430px){.brand-logo{width:168px}.pagination-pages{gap:.25rem}.pagination a,.pagination span{min-width:2rem;height:2rem}.moderation-actions{display:grid;width:100%}.moderation-actions form,.moderation-actions button{width:100%}}

.comment-admin-actions{margin-top:.85rem}.comment-block-button{border:1px solid color-mix(in srgb,var(--danger) 38%,var(--line));border-radius:.55rem;background:color-mix(in srgb,var(--danger) 6%,var(--surface));padding:.5rem .72rem;color:var(--danger);font-size:.62rem;font-weight:850;cursor:pointer}.comment-block-button:hover{background:var(--danger);color:#fff}

/* SimplifyCPP 2.3.2 — organized book disciplines and twelve-volume pages. */
.book-category-panel{
  width:100%;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:1.45rem;
  background:
    radial-gradient(circle at 92% 0,color-mix(in srgb,var(--brand) 10%,transparent),transparent 25%),
    linear-gradient(145deg,var(--surface),color-mix(in srgb,var(--bg-soft) 68%,var(--surface)));
  padding:1.45rem;
  box-shadow:var(--shadow-md);
}
.book-category-heading{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:2rem;
  padding:.35rem .35rem 1.35rem;
  border-bottom:1px solid var(--line);
}
.book-category-heading>div:first-child{max-width:760px}
.book-category-heading h2{
  margin:.7rem 0 .45rem;
  color:var(--heading);
  font-size:clamp(1.65rem,3vw,2.45rem);
  line-height:1.08;
  letter-spacing:-.045em;
}
.book-category-heading p{margin:0;color:var(--muted);font-size:.82rem;line-height:1.65}
.book-category-current{
  display:grid;
  min-width:210px;
  justify-items:end;
  gap:.22rem;
  text-align:right;
}
.book-category-current span{color:var(--muted);font-size:.58rem;font-weight:800;text-transform:uppercase;letter-spacing:.12em}
.book-category-current strong{max-width:260px;color:var(--heading);font-size:.84rem;line-height:1.3}
.book-category-current a{margin-top:.15rem;color:var(--brand);font-size:.65rem;font-weight:850}
.book-category-current a:hover{color:var(--brand-deep)}
.book-category-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:.7rem;
  padding-top:1.15rem;
}
.book-category-card{
  position:relative;
  display:grid;
  min-width:0;
  min-height:84px;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:.8rem;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:.9rem;
  background:color-mix(in srgb,var(--surface) 88%,transparent);
  padding:.8rem .9rem;
  color:var(--muted-strong);
  box-shadow:0 7px 22px rgba(20,45,70,.045);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.book-category-card::after{
  position:absolute;
  right:-2.2rem;
  bottom:-2.2rem;
  width:5.5rem;
  height:5.5rem;
  border:1px solid color-mix(in srgb,var(--brand) 12%,transparent);
  border-radius:50%;
  content:"";
  pointer-events:none;
}
.book-category-card:hover{
  z-index:1;
  border-color:color-mix(in srgb,var(--brand) 48%,var(--line));
  background:var(--surface);
  box-shadow:var(--shadow-sm);
  transform:translateY(-3px);
}
.book-category-index{
  display:grid;
  width:2.45rem;
  height:2.45rem;
  place-items:center;
  border:1px solid var(--line);
  border-radius:.67rem;
  background:var(--surface-muted);
  color:var(--brand);
  font-family:var(--font-mono);
  font-size:.58rem;
  font-weight:900;
  letter-spacing:.04em;
}
.book-category-label{display:grid;min-width:0;gap:.18rem}
.book-category-label strong{
  overflow:hidden;
  color:var(--heading);
  font-size:.72rem;
  line-height:1.25;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.book-category-label small{
  overflow:hidden;
  color:var(--muted);
  font-size:.55rem;
  line-height:1.25;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.book-category-card>b{
  display:grid;
  min-width:2rem;
  height:2rem;
  place-items:center;
  border-radius:999px;
  background:var(--brand-soft);
  color:var(--brand);
  font-family:var(--font-mono);
  font-size:.56rem;
}
.book-category-card.active{
  border-color:transparent;
  background:linear-gradient(135deg,var(--brand-deep),var(--brand));
  color:#fff;
  box-shadow:0 16px 36px color-mix(in srgb,var(--brand) 25%,transparent);
}
.book-category-card.active .book-category-index{
  border-color:rgba(255,255,255,.22);
  background:rgba(255,255,255,.12);
  color:#fff;
}
.book-category-card.active .book-category-label strong,
.book-category-card.active .book-category-label small{color:#fff}
.book-category-card.active .book-category-label small{opacity:.72}
.book-category-card.active>b{background:rgba(255,255,255,.16);color:#fff}
.book-category-card.active::after{border-color:rgba(255,255,255,.18)}
.book-category-all:not(.active){background:linear-gradient(135deg,var(--surface),var(--brand-soft))}

.premium-books-grid-uniform{
  grid-template-columns:repeat(4,minmax(0,1fr));
  align-items:start;
}
.premium-books-grid-uniform .premium-book-card{min-width:0;height:100%}
.premium-books-grid-uniform .premium-book-copy{display:flex;min-height:168px;flex-direction:column}
.premium-books-grid-uniform .premium-book-copy h2{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:3}
.premium-books-grid-uniform .book-card-stats{margin-top:auto}
.premium-books-grid-uniform .read-link{margin-top:.15rem}

@media (max-width:1180px){
  .book-category-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .premium-books-grid-uniform{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:860px){
  .book-category-heading{align-items:flex-start;flex-direction:column;gap:1rem}
  .book-category-current{min-width:0;justify-items:start;text-align:left}
  .book-category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .premium-books-grid-uniform{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:560px){
  .book-category-panel{border-radius:1rem;padding:.85rem}
  .book-category-heading{padding:.25rem .15rem 1rem}
  .book-category-grid{grid-template-columns:1fr;gap:.55rem}
  .book-category-card{min-height:76px;padding:.7rem}
  .book-category-label strong,.book-category-label small{white-space:normal}
  .premium-books-grid-uniform{grid-template-columns:1fr;gap:2.2rem}
  .premium-books-grid-uniform .premium-book-card{width:min(100%,360px);margin-inline:auto}
  .premium-books-grid-uniform .premium-cover{min-height:390px}
}

/* SimplifyCPP 2.3.3 — compact universal content browser and non-disruptive filter drawer. */
.content-browser-toolbar{
  position:sticky;
  z-index:48;
  top:5.1rem;
  margin-bottom:2.4rem;
  border:1px solid var(--line);
  border-radius:1.15rem;
  background:color-mix(in srgb,var(--surface) 92%,transparent);
  box-shadow:0 16px 42px rgba(14,35,58,.1);
  backdrop-filter:blur(18px);
}
.browser-toolbar-row{
  display:grid;
  grid-template-columns:minmax(170px,.7fr) minmax(420px,1.8fr) auto;
  align-items:center;
  gap:1rem;
  min-height:82px;
  padding:.85rem 1rem;
}
.browser-current-context{display:grid;min-width:0;gap:.12rem;padding-right:.8rem;border-right:1px solid var(--line)}
.browser-current-context .section-kicker{font-size:.5rem}
.browser-current-context strong{overflow:hidden;color:var(--heading);font-size:.82rem;line-height:1.25;text-overflow:ellipsis;white-space:nowrap}
.browser-current-context small{color:var(--muted);font-family:var(--font-mono);font-size:.55rem}
.browser-filter-form{display:grid;min-width:0;grid-template-columns:minmax(190px,1fr) minmax(180px,.72fr) auto;align-items:center;gap:.6rem}
.browser-filter-form-books{grid-template-columns:minmax(240px,1fr) auto auto}
.browser-search-field{position:relative;min-width:0}
.browser-search-field svg{position:absolute;top:50%;left:.8rem;width:1rem;fill:none;stroke:var(--muted);stroke-width:1.8;transform:translateY(-50%)}
.browser-search-field input,.browser-filter-form select,.filter-drawer-search input{
  width:100%;
  min-width:0;
  height:2.75rem;
  border:1px solid var(--line);
  border-radius:.75rem;
  outline:0;
  background:var(--bg);
  color:var(--text);
  font-size:.72rem;
}
.browser-search-field input{padding:0 .85rem 0 2.35rem}
.browser-filter-form select{padding:0 2rem 0 .8rem;cursor:pointer}
.browser-search-field input:focus,.browser-filter-form select:focus,.filter-drawer-search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.browser-apply,.browser-clear{min-height:2.75rem;padding-inline:.9rem;white-space:nowrap}
.browser-all-filters{
  display:inline-flex;
  min-height:2.75rem;
  align-items:center;
  justify-content:center;
  gap:.55rem;
  border:1px solid color-mix(in srgb,var(--brand) 34%,var(--line));
  border-radius:.75rem;
  background:var(--brand-soft);
  padding:0 .85rem;
  color:var(--brand-deep);
  font-size:.66rem;
  font-weight:850;
  white-space:nowrap;
  cursor:pointer;
}
.browser-all-filters:hover{border-color:var(--brand);background:color-mix(in srgb,var(--brand-soft) 65%,var(--surface))}
.browser-all-filters b{display:grid;min-width:1.55rem;height:1.55rem;place-items:center;border-radius:999px;background:var(--surface);color:var(--brand);font-family:var(--font-mono);font-size:.52rem;box-shadow:var(--shadow-sm)}
.quick-filter-strip{
  display:flex;
  min-width:0;
  align-items:center;
  gap:.45rem;
  overflow-x:auto;
  border-top:1px solid var(--line);
  padding:.62rem .85rem;
  scrollbar-width:none;
}
.quick-filter-strip::-webkit-scrollbar{display:none}
.quick-filter-strip a{display:inline-flex;flex:0 0 auto;align-items:center;gap:.45rem;border:1px solid transparent;border-radius:999px;padding:.48rem .72rem;color:var(--muted-strong);font-size:.6rem;font-weight:800;white-space:nowrap}
.quick-filter-strip a:hover{border-color:var(--line);background:var(--surface-muted);color:var(--heading)}
.quick-filter-strip a.active{border-color:color-mix(in srgb,var(--brand) 25%,transparent);background:var(--brand);color:#fff;box-shadow:0 8px 20px color-mix(in srgb,var(--brand) 20%,transparent)}
.quick-filter-strip a b{font-family:var(--font-mono);font-size:.5rem;opacity:.72}
.archive-results-full{width:100%;min-width:0}
.compact-library-intro{margin-top:0}

.filter-drawer{position:fixed;z-index:220;inset:0;display:grid;grid-template-columns:1fr minmax(480px,720px);align-items:stretch}
.filter-drawer[hidden]{display:none!important}
.filter-drawer-backdrop{position:absolute;inset:0;border:0;background:rgba(3,11,20,.58);backdrop-filter:blur(7px);cursor:default}
.filter-drawer-panel{position:relative;z-index:1;grid-column:2;display:flex;min-width:0;max-height:100dvh;flex-direction:column;border-left:1px solid var(--line);background:var(--surface);box-shadow:-30px 0 80px rgba(2,14,28,.25);animation:filterDrawerIn .2s ease-out}
.filter-drawer-panel>header{display:flex;align-items:flex-start;justify-content:space-between;gap:1.5rem;border-bottom:1px solid var(--line);padding:1.5rem 1.5rem 1.2rem}
.filter-drawer-panel>header h2{margin:.55rem 0 .3rem;color:var(--heading);font-size:1.65rem;line-height:1.1;letter-spacing:-.035em}
.filter-drawer-panel>header p{margin:0;color:var(--muted);font-size:.7rem;line-height:1.55}
.filter-drawer-panel>header>button{display:grid;flex:0 0 auto;width:2.45rem;height:2.45rem;place-items:center;border:1px solid var(--line);border-radius:.7rem;background:var(--bg);color:var(--heading);font-size:1.25rem;cursor:pointer}
.filter-drawer-search{padding:1rem 1.5rem .5rem}
.filter-drawer-search input{height:2.9rem;padding:0 .9rem}
.filter-drawer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-content:start;gap:.55rem;overflow-y:auto;padding:1rem 1.5rem 2rem}
.filter-drawer-item{display:flex;min-width:0;align-items:center;justify-content:space-between;gap:.8rem;border:1px solid var(--line);border-radius:.82rem;background:var(--bg);padding:.75rem .82rem;color:var(--text);transition:border-color .16s ease,background .16s ease,transform .16s ease}
.filter-drawer-item:hover{border-color:var(--brand);background:var(--brand-soft);transform:translateY(-2px)}
.filter-drawer-item>span{display:grid;min-width:0;gap:.15rem}
.filter-drawer-item strong{overflow:hidden;color:var(--heading);font-size:.68rem;line-height:1.25;text-overflow:ellipsis;white-space:nowrap}
.filter-drawer-item small{overflow:hidden;color:var(--muted);font-size:.52rem;text-overflow:ellipsis;white-space:nowrap}
.filter-drawer-item>b{display:grid;flex:0 0 auto;min-width:2rem;height:2rem;place-items:center;border-radius:999px;background:var(--surface);color:var(--brand);font-family:var(--font-mono);font-size:.54rem}
.filter-drawer-item.active{border-color:transparent;background:linear-gradient(135deg,var(--brand-deep),var(--brand));color:#fff}
.filter-drawer-item.active strong,.filter-drawer-item.active small{color:#fff}.filter-drawer-item.active small{opacity:.72}.filter-drawer-item.active>b{background:rgba(255,255,255,.16);color:#fff}
.filter-empty-message{margin:auto;padding:2rem;color:var(--muted);text-align:center;font-size:.75rem}
body.filter-drawer-open{overflow:hidden}
@keyframes filterDrawerIn{from{opacity:.5;transform:translateX(32px)}to{opacity:1;transform:none}}

@media(max-width:1120px){
  .content-browser-toolbar{position:relative;top:auto}
  .browser-toolbar-row{grid-template-columns:minmax(160px,.7fr) minmax(0,1.8fr)}
  .browser-all-filters{grid-column:1/-1;justify-self:end;margin-top:-.25rem}
  .browser-filter-form{grid-template-columns:minmax(180px,1fr) minmax(160px,.75fr) auto}
  .browser-filter-form-books{grid-template-columns:minmax(220px,1fr) auto auto}
}
@media(max-width:760px){
  .content-browser-toolbar{margin-bottom:1.6rem;border-radius:1rem}
  .browser-toolbar-row{grid-template-columns:1fr;padding:.8rem}
  .browser-current-context{padding:0 0 .7rem;border-right:0;border-bottom:1px solid var(--line)}
  .browser-filter-form,.browser-filter-form-books{grid-template-columns:1fr}
  .browser-apply,.browser-clear{width:100%}
  .browser-all-filters{grid-column:auto;width:100%;justify-self:stretch;margin:0}
  .quick-filter-strip{padding:.55rem .7rem}
  .filter-drawer{grid-template-columns:1fr;align-items:end}
  .filter-drawer-panel{grid-column:1;max-height:88dvh;border-top:1px solid var(--line);border-left:0;border-radius:1.25rem 1.25rem 0 0;animation:filterDrawerUp .2s ease-out}
  .filter-drawer-panel>header{padding:1.15rem 1rem 1rem}
  .filter-drawer-panel>header h2{font-size:1.35rem}
  .filter-drawer-search{padding:.8rem 1rem .35rem}
  .filter-drawer-grid{grid-template-columns:1fr;padding:.8rem 1rem 1.4rem}
  @keyframes filterDrawerUp{from{opacity:.5;transform:translateY(30px)}to{opacity:1;transform:none}}
}
@media(max-width:430px){
  .browser-toolbar-row{padding:.65rem}
  .quick-filter-strip a{padding:.44rem .62rem}
  .filter-drawer-panel>header p{display:none}
}

/* v2.4.0 public platform additions */
.form-honeypot{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important;opacity:0!important;pointer-events:none!important}
.video-library-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.15rem;margin-top:1.1rem}
.video-library-card{min-width:0;overflow:hidden;border:1px solid var(--line);border-radius:1.15rem;background:var(--surface);box-shadow:var(--shadow-soft);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.video-library-card:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--brand) 34%,var(--line));box-shadow:var(--shadow)}
.video-library-cover{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#071a33,#1357ae);color:#fff}
.video-library-cover img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease}.video-library-card:hover .video-library-cover img{transform:scale(1.035)}
.video-library-cover>span{position:absolute;left:1rem;bottom:1rem;display:grid;width:3rem;height:3rem;place-items:center;border:1px solid rgba(255,255,255,.5);border-radius:999px;background:rgba(6,20,39,.72);font-size:1rem;backdrop-filter:blur(10px)}
.video-library-cover>small{position:absolute;right:.75rem;bottom:.75rem;border-radius:.45rem;background:rgba(4,13,26,.82);padding:.35rem .48rem;color:#fff;font-size:.55rem;font-weight:850}
.video-library-body{display:grid;gap:.65rem;padding:1rem}.video-library-body h3{margin:0;color:var(--heading);font-size:.88rem;line-height:1.35}.video-library-body h3 a:hover{color:var(--brand)}
.video-library-body>p{display:-webkit-box;overflow:hidden;margin:0;color:var(--muted-strong);font-size:.62rem;line-height:1.65;-webkit-box-orient:vertical;-webkit-line-clamp:3}.video-library-body footer{display:flex;align-items:center;justify-content:space-between;gap:.8rem;border-top:1px solid var(--line);padding-top:.7rem;color:var(--muted);font-size:.55rem}.video-library-body footer a{color:var(--brand);font-weight:850}
@media(max-width:980px){.video-library-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.video-library-grid{grid-template-columns:1fr}}
.premium-article-visual.has-media{padding:0;background:#071a33}.premium-article-visual.has-media img{width:100%;height:100%;object-fit:cover}.article-featured-media{margin-top:clamp(1.2rem,3vw,2rem)}.article-featured-media img{display:block;width:100%;max-height:680px;object-fit:cover;border:1px solid var(--line);border-radius:1.25rem;box-shadow:var(--shadow)}
.premium-cover.has-book-image{padding:0;background:transparent}.premium-cover.has-book-image img{display:block;width:100%;height:100%;object-fit:cover}.premium-detail-cover.has-book-image{overflow:hidden}
.site-ad{padding:.7rem 0;background:var(--bg)}.site-ad .site-shell{display:grid;gap:.3rem}.site-ad span{color:var(--muted);font-size:.47rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.site-ad a{display:block;overflow:hidden;border:1px solid var(--line);border-radius:.85rem;background:var(--surface);box-shadow:var(--shadow-soft)}.site-ad picture,.site-ad img{display:block;width:100%}.site-ad img{height:auto;object-fit:cover}.site-ad-footer{padding-block:1rem}
.content-ad{display:grid;gap:.3rem;min-width:0}.content-ad>span{color:var(--muted);font-size:.45rem;font-weight:850;letter-spacing:.12em;text-transform:uppercase}.content-ad a{display:block;overflow:hidden;border:1px solid var(--line);border-radius:.85rem;background:var(--surface)}.content-ad picture,.content-ad img{display:block;width:100%}.content-ad img{height:auto;object-fit:cover}.content-ad-inline{grid-column:2;margin:1.2rem 0}.content-ad-sidebar{margin-top:.8rem}.content-ad-library{margin:1rem 0 1.4rem}
@media(max-width:980px){.content-ad-inline{grid-column:1/-1}.content-ad-sidebar{display:none}}
.article-prose .content-ad-inline{margin:2rem 0;grid-column:auto}

/* v2.4.2 dedicated compiler and performance centers */
.engineering-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:
  radial-gradient(circle at 82% 18%,color-mix(in srgb,var(--brand) 20%,transparent),transparent 34%),
  linear-gradient(135deg,var(--surface) 0%,var(--bg) 56%,var(--brand-soft) 100%)}
.engineering-grid-overlay{position:absolute;inset:0;opacity:.26;background-image:linear-gradient(color-mix(in srgb,var(--line) 70%,transparent) 1px,transparent 1px),linear-gradient(90deg,color-mix(in srgb,var(--line) 70%,transparent) 1px,transparent 1px);background-size:38px 38px;mask-image:linear-gradient(to right,#000,transparent 88%)}
.engineering-hero-layout{position:relative;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);align-items:center;gap:clamp(2rem,6vw,5rem);min-height:550px;padding-block:clamp(4.6rem,9vw,7.5rem)}
.engineering-hero-copy{max-width:820px}.engineering-hero-copy h1{max-width:820px;margin:.9rem 0 1rem;color:var(--heading);font-size:clamp(2.7rem,5.3vw,5.7rem);font-weight:900;line-height:.95;letter-spacing:-.065em}.engineering-hero-copy p{max-width:720px;color:var(--muted-strong);font-size:clamp(.9rem,1.4vw,1.13rem);line-height:1.8}.engineering-hero-actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.65rem}
.engineering-hero-console{overflow:hidden;border:1px solid color-mix(in srgb,var(--brand) 28%,var(--line));border-radius:1.2rem;background:color-mix(in srgb,var(--surface) 88%,transparent);box-shadow:0 28px 70px rgba(3,25,55,.16);backdrop-filter:blur(14px)}.console-top{display:flex;align-items:center;gap:.35rem;border-bottom:1px solid var(--line);padding:.75rem .9rem}.console-top>span{width:.52rem;height:.52rem;border-radius:50%;background:#ff6574}.console-top>span:nth-child(2){background:#ffc550}.console-top>span:nth-child(3){background:#39c98b}.console-top b{margin-left:auto;color:var(--muted);font-family:var(--font-mono);font-size:.58rem;font-weight:600}.engineering-hero-console pre{overflow:auto;padding:1.5rem;color:var(--muted-strong);font-size:.76rem;line-height:1.9}.engineering-hero-console pre i{color:#e66882}.engineering-hero-console pre strong{color:var(--brand)}.engineering-hero-console pre em{color:#9b7bea}.engineering-hero-console pre b{color:var(--heading)}.engineering-hero-console footer{display:flex;justify-content:space-between;gap:1rem;border-top:1px solid var(--line);padding:.8rem .95rem;color:var(--muted);font-size:.55rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.engineering-section{background:var(--bg)}.compiler-family-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.compiler-family-card{display:flex;min-width:0;flex-direction:column;border:1px solid var(--line);border-radius:1.15rem;background:var(--surface);padding:1.25rem;box-shadow:var(--shadow-soft);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}.compiler-family-card:hover{transform:translateY(-5px);border-color:color-mix(in srgb,var(--brand) 38%,var(--line));box-shadow:var(--shadow)}.compiler-family-card>header{display:flex;align-items:center;gap:.85rem}.compiler-mark{display:grid;width:3rem;height:3rem;place-items:center;border-radius:.85rem;background:linear-gradient(145deg,var(--brand-deep),var(--brand));color:#fff;font-family:var(--font-mono);font-size:1.15rem;font-weight:900;box-shadow:0 10px 24px color-mix(in srgb,var(--brand) 24%,transparent)}.compiler-family-card header small{color:var(--muted);font-size:.52rem;font-weight:850;letter-spacing:.09em;text-transform:uppercase}.compiler-family-card h3{margin:.15rem 0 0;color:var(--heading);font-size:1.1rem;font-weight:900}.compiler-family-card>p{min-height:4.8rem;margin:.9rem 0;color:var(--muted-strong);font-size:.67rem;line-height:1.72}.engineering-chip-list{display:flex;flex-wrap:wrap;gap:.38rem}.engineering-chip-list li{border:1px solid var(--line);border-radius:999px;background:var(--bg);padding:.34rem .5rem;color:var(--muted-strong);font-size:.5rem;font-weight:800}.compiler-related{display:grid;gap:.45rem;margin-top:1rem;padding-top:.85rem;border-top:1px solid var(--line)}.compiler-related a{display:grid;gap:.18rem;border-radius:.7rem;padding:.55rem .62rem;transition:background .15s ease}.compiler-related a:hover{background:var(--brand-soft)}.compiler-related a span{overflow:hidden;color:var(--heading);font-size:.61rem;font-weight:800;line-height:1.35;text-overflow:ellipsis;white-space:nowrap}.compiler-related a small{color:var(--muted);font-size:.48rem}
.engineering-workflow-section{background:var(--surface)}.workflow-rail{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border:1px solid var(--line);border-radius:1.15rem;background:var(--bg);overflow:hidden}.workflow-rail a{display:grid;gap:.35rem;min-height:160px;padding:1.15rem;border-right:1px solid var(--line);transition:background .18s ease}.workflow-rail a:last-child{border-right:0}.workflow-rail a:hover{background:var(--brand-soft)}.workflow-rail a>span{color:var(--brand);font-family:var(--font-mono);font-size:.62rem;font-weight:900}.workflow-rail strong{margin-top:auto;color:var(--heading);font-size:.78rem}.workflow-rail small{color:var(--muted);font-size:.55rem;line-height:1.55}
.engineering-content-section{background:var(--bg)}.engineering-article-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.8rem}.engineering-article-card{display:grid;grid-template-columns:auto minmax(0,1fr);gap:1rem;border:1px solid var(--line);border-radius:1rem;background:var(--surface);padding:1rem;box-shadow:var(--shadow-soft)}.engineering-article-card.lead{grid-column:1/-1;padding:1.35rem}.engineering-article-index{display:grid;width:2.55rem;height:2.55rem;place-items:center;border:1px solid color-mix(in srgb,var(--brand) 28%,var(--line));border-radius:.75rem;background:var(--brand-soft);color:var(--brand);font-family:var(--font-mono);font-size:.58rem;font-weight:900}.engineering-article-card>div:last-child>span{color:var(--brand);font-size:.5rem;font-weight:850;text-transform:uppercase;letter-spacing:.08em}.engineering-article-card h3{margin:.28rem 0 .35rem;color:var(--heading);font-size:.88rem;font-weight:900;line-height:1.32}.engineering-article-card.lead h3{font-size:1.18rem}.engineering-article-card h3 a:hover{color:var(--brand)}.engineering-article-card p{display:-webkit-box;overflow:hidden;color:var(--muted-strong);font-size:.6rem;line-height:1.65;-webkit-box-orient:vertical;-webkit-line-clamp:2}.engineering-article-card footer{display:flex;align-items:center;justify-content:space-between;gap:.7rem;margin-top:.65rem;padding-top:.6rem;border-top:1px solid var(--line)}.engineering-article-card footer small{color:var(--muted);font-size:.49rem}.engineering-article-card footer a{color:var(--brand);font-size:.54rem;font-weight:850}
.engineering-books-section{background:var(--surface)}.engineering-book-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.9rem}.engineering-book-card{display:grid;grid-template-columns:82px minmax(0,1fr);align-items:center;gap:.9rem;border:1px solid var(--line);border-radius:1rem;background:var(--bg);padding:.8rem;transition:transform .18s ease,border-color .18s ease}.engineering-book-card:hover{transform:translateY(-3px);border-color:var(--brand)}.engineering-book-card img,.engineering-book-placeholder{width:82px;aspect-ratio:3/4;border-radius:.55rem;object-fit:cover}.engineering-book-placeholder{display:grid;place-items:center;background:linear-gradient(145deg,var(--brand-deep),var(--brand));color:#fff;font-family:var(--font-mono);font-weight:900}.engineering-book-card small{color:var(--brand);font-size:.49rem;font-weight:850}.engineering-book-card h3{margin:.22rem 0;color:var(--heading);font-size:.7rem;line-height:1.35}.engineering-book-card p{color:var(--muted);font-size:.5rem}
.performance-meter{border:1px solid color-mix(in srgb,var(--brand) 28%,var(--line));border-radius:1.2rem;background:var(--surface);padding:1.2rem;box-shadow:0 28px 70px rgba(3,25,55,.16)}.performance-meter-ring{display:flex;align-items:center;gap:1rem;border-bottom:1px solid var(--line);padding-bottom:1rem}.performance-meter-ring strong{display:grid;width:4.3rem;height:4.3rem;place-items:center;border:8px solid var(--brand-soft);border-top-color:var(--brand);border-radius:50%;color:var(--brand);font-size:1.5rem}.performance-meter-ring span{color:var(--heading);font-size:.92rem;font-weight:900;line-height:1.25}.performance-meter ol{display:grid;gap:.55rem;padding:1rem 0}.performance-meter li{display:flex;align-items:center;gap:.7rem;color:var(--muted-strong);font-size:.62rem}.performance-meter li b{display:grid;width:1.65rem;height:1.65rem;place-items:center;border-radius:.5rem;background:var(--brand-soft);color:var(--brand);font-family:var(--font-mono);font-size:.52rem}.performance-meter footer{border-top:1px solid var(--line);padding-top:.8rem;color:var(--muted);font-size:.52rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.performance-pillar-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.performance-pillar-card{display:flex;min-width:0;flex-direction:column;border:1px solid var(--line);border-radius:1.1rem;background:var(--surface);padding:1.2rem;box-shadow:var(--shadow-soft)}.performance-pillar-card>header{display:flex;align-items:center;gap:.7rem}.performance-pillar-card>header span{color:var(--brand);font-family:var(--font-mono);font-size:.6rem;font-weight:900}.performance-pillar-card h3{color:var(--heading);font-size:.95rem;font-weight:900}.performance-pillar-card>p{min-height:4.6rem;margin:.75rem 0;color:var(--muted-strong);font-size:.65rem;line-height:1.7}.pillar-links{display:grid;gap:.42rem;margin-top:1rem;padding-top:.8rem;border-top:1px solid var(--line)}.pillar-links a{display:flex;align-items:flex-start;justify-content:space-between;gap:.7rem;border-radius:.65rem;padding:.48rem}.pillar-links a:hover{background:var(--brand-soft)}.pillar-links span{color:var(--heading);font-size:.57rem;font-weight:800;line-height:1.35}.pillar-links small{flex:0 0 auto;color:var(--muted);font-size:.46rem}.pillar-search{margin-top:auto;padding-top:1rem;color:var(--brand);font-size:.57rem;font-weight:850}.performance-principles-section{background:var(--surface)}.performance-principles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:1.1rem;overflow:hidden}.performance-principles article{min-height:185px;padding:1.15rem;border-right:1px solid var(--line)}.performance-principles article:last-child{border-right:0}.performance-principles span{color:var(--brand);font-family:var(--font-mono);font-size:.57rem;font-weight:900}.performance-principles h3{margin:2.5rem 0 .45rem;color:var(--heading);font-size:.78rem;font-weight:900}.performance-principles p{color:var(--muted);font-size:.56rem;line-height:1.6}
@media(max-width:1100px){.engineering-hero-layout{grid-template-columns:1fr;min-height:0}.engineering-hero-console,.performance-meter{max-width:680px}.compiler-family-grid,.performance-pillar-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.workflow-rail{grid-template-columns:repeat(3,minmax(0,1fr))}.workflow-rail a:nth-child(3){border-right:0}.workflow-rail a:nth-child(n+4){border-top:1px solid var(--line)}.engineering-book-row{grid-template-columns:repeat(2,minmax(0,1fr))}.performance-principles{grid-template-columns:repeat(2,minmax(0,1fr))}.performance-principles article:nth-child(2){border-right:0}.performance-principles article:nth-child(n+3){border-top:1px solid var(--line)}}
@media(max-width:720px){.engineering-hero-layout{padding-block:3.8rem}.engineering-hero-copy h1{font-size:clamp(2.35rem,12vw,3.8rem)}.compiler-family-grid,.performance-pillar-grid,.engineering-article-grid,.engineering-book-row{grid-template-columns:1fr}.engineering-article-card.lead{grid-column:auto}.workflow-rail{grid-template-columns:1fr}.workflow-rail a{min-height:120px;border-right:0;border-bottom:1px solid var(--line)}.workflow-rail a:nth-child(n+4){border-top:0}.workflow-rail a:last-child{border-bottom:0}.performance-principles{grid-template-columns:1fr}.performance-principles article{border-right:0;border-bottom:1px solid var(--line)}.performance-principles article:nth-child(n+3){border-top:0}.performance-principles article:last-child{border-bottom:0}.engineering-hero-console footer{flex-direction:column}.compiler-family-card>p,.performance-pillar-card>p{min-height:0}}

/* 2.4.4 — restrained editorial typography.
   Titles remain distinctive without overwhelming book covers, excerpts, or navigation. */
.page-hero h1{font-size:clamp(2.25rem,4.2vw,3.85rem);line-height:1.04;letter-spacing:-.052em}
.page-hero p{font-size:clamp(.94rem,1.25vw,1.04rem)}
.article-heading-layout h1,.book-detail-copy h1{font-size:clamp(2.35rem,4.6vw,4.15rem);line-height:1.04;letter-spacing:-.052em}
.article-deck,.book-detail-copy>p{font-size:clamp(.96rem,1.3vw,1.06rem)}
.article-card-body h2{font-size:1.02rem;line-height:1.38}
.archive-results-heading h2{font-size:1.4rem}
.library-book-copy h2{font-size:.84rem;line-height:1.42}
.library-book-featured .library-book-copy h2{font-size:1.35rem;line-height:1.22}
.premium-book-cover strong,.library-book-cover strong{font-size:clamp(.9rem,1.45vw,1.24rem)}
.featured-book-copy h3{font-size:clamp(1.4rem,2.45vw,2rem)}
.section-heading h2{font-size:clamp(1.75rem,3.2vw,2.65rem)}
.compiler-copy h2{font-size:clamp(1.9rem,3.5vw,3rem)}
.engineering-hero-copy h1{font-size:clamp(2.45rem,5vw,4.65rem)}
.engineering-section-heading h2{font-size:clamp(1.65rem,3vw,2.45rem)}
.error-copy h1{font-size:clamp(2rem,4vw,3.5rem)}
.footer-newsletter h2{font-size:1.65rem}
@media(max-width:720px){.page-hero h1{font-size:clamp(2rem,10vw,3rem)}.article-heading-layout h1,.book-detail-copy h1{font-size:clamp(2.05rem,10vw,3.2rem)}.article-card-body h2{font-size:.98rem}.library-book-featured .library-book-copy h2{font-size:1.15rem}}

/* SimplifyCPP 2.4.5 — balanced, restrained typography system.
   This final layer intentionally overrides earlier display scales across the
   public site so titles support the content instead of dominating it. */
:root{
  --type-display-xl:clamp(2.45rem,4.2vw,3.85rem);
  --type-display-lg:clamp(2.1rem,3.4vw,3.15rem);
  --type-display-md:clamp(1.8rem,2.7vw,2.45rem);
  --type-section:clamp(1.45rem,2.2vw,2rem);
  --type-card-featured:clamp(1.15rem,1.7vw,1.45rem);
  --type-card:clamp(.9rem,1vw,1.02rem);
}

/* Home and major landing areas */
.hero-copy h1,.vision-copy h1{
  max-width:780px;
  font-size:var(--type-display-xl);
  line-height:1.02;
  letter-spacing:-.052em;
}
.refined-heading h2,.library-intro-row h2,.section-heading h2{
  font-size:var(--type-section);
  line-height:1.12;
  letter-spacing:-.036em;
}
.compact-heading h2{font-size:clamp(1.35rem,2vw,1.75rem)}
.discipline-card h3{font-size:clamp(1.25rem,1.8vw,1.55rem);line-height:1.18}
.compiler-copy h2{font-size:var(--type-display-md);line-height:1.08;letter-spacing:-.042em}

/* Archive and directory page titles */
.page-hero h1,.archive-hero h1{
  max-width:760px;
  font-size:var(--type-display-lg);
  line-height:1.06;
  letter-spacing:-.045em;
}
.page-hero-inner,.archive-hero-layout{min-height:300px;padding-block:3.25rem}
.archive-result-heading h2,.archive-results-heading h2{font-size:clamp(1.2rem,1.7vw,1.45rem)}
.library-intro-row{margin:2rem 0 1.5rem}

/* Article cards and editorial lists */
.lead-article-copy h3{font-size:var(--type-card-featured);line-height:1.24}
.article-card-body h2,.premium-article-body h3{
  font-size:var(--type-card);
  line-height:1.42;
  letter-spacing:-.018em;
}
.premium-article-lead .premium-article-body h3{font-size:clamp(1.15rem,1.8vw,1.42rem);line-height:1.25}
.article-row h3{font-size:.94rem}

/* Book cards, covers, and detail pages */
.premium-book-copy h2,.library-book-copy h2{
  font-size:clamp(.82rem,.9vw,.94rem);
  line-height:1.43;
  letter-spacing:-.012em;
}
.premium-book-featured .premium-book-copy h2,
.library-book-featured .library-book-copy h2,
.featured-book-copy h3{
  font-size:var(--type-card-featured);
  line-height:1.24;
  letter-spacing:-.026em;
}
.premium-book-cover strong,.library-book-cover strong,.premium-cover>strong{
  font-size:clamp(.78rem,1vw,.98rem);
  line-height:1.28;
}

/* Individual article and book titles */
.premium-article-title h1,.article-heading-layout h1{
  max-width:900px;
  font-size:var(--type-display-lg);
  line-height:1.07;
  letter-spacing:-.044em;
}
.premium-book-detail-copy h1,.book-detail-copy h1{
  max-width:780px;
  font-size:clamp(2rem,3.15vw,2.85rem);
  line-height:1.08;
  letter-spacing:-.042em;
}
.article-deck,.premium-book-detail-copy>p,.book-detail-copy>p{
  font-size:clamp(.92rem,1.05vw,1rem);
  line-height:1.72;
}
.premium-article-header-inner{padding-block:2.5rem 3.7rem}
.premium-article-heading{gap:2.5rem;margin-top:1.8rem}

/* Headings inside the reading experience */
.article-prose h2{font-size:clamp(1.45rem,2vw,1.72rem);line-height:1.28}
.article-prose h3{font-size:clamp(1.18rem,1.55vw,1.36rem);line-height:1.32}
.article-prose h4{font-size:1.05rem}
.engagement-heading h2,.comments-heading h2{font-size:clamp(1.3rem,1.8vw,1.55rem)}

/* Engineering centers, video library, community and account screens */
.engineering-hero-copy h1{font-size:var(--type-display-lg);line-height:1.06;letter-spacing:-.044em}
.engineering-section-heading h2{font-size:var(--type-section)}
.compiler-family-card h3,.performance-pillar-card h3{font-size:.9rem}
.engineering-article-card h3{font-size:.82rem}
.engineering-article-card.lead h3{font-size:1.02rem}
.auth-visual h1{font-size:var(--type-display-md);line-height:1.05;letter-spacing:-.045em}
.auth-form-card h2{font-size:clamp(1.65rem,2.4vw,2rem);letter-spacing:-.035em}
.account-hero h1{font-size:clamp(1.8rem,3vw,2.35rem);letter-spacing:-.038em}
.empty-state h1,.error-copy h1{font-size:var(--type-display-md)}
.footer-newsletter h2{font-size:clamp(1.3rem,1.8vw,1.55rem)}
.filter-drawer-panel>header h2{font-size:1.2rem}

@media(max-width:720px){
  :root{
    --type-display-xl:clamp(2.15rem,10vw,2.8rem);
    --type-display-lg:clamp(1.9rem,8.8vw,2.45rem);
    --type-display-md:clamp(1.7rem,7.8vw,2.15rem);
    --type-section:clamp(1.3rem,6vw,1.65rem);
  }
  .page-hero-inner,.archive-hero-layout{min-height:250px;padding-block:2.5rem}
  .premium-article-title h1,.article-heading-layout h1,
  .premium-book-detail-copy h1,.book-detail-copy h1{
    font-size:var(--type-display-lg);
    line-height:1.1;
  }
  .premium-article-header-inner{padding-block:2rem 2.8rem}
  .auth-visual h1{font-size:var(--type-display-md)}
  .auth-form-card h2{font-size:1.65rem}
  .article-prose h2{font-size:1.38rem}
  .article-prose h3{font-size:1.18rem}
  .premium-book-copy h2,.library-book-copy h2{font-size:.88rem}
}

/* SimplifyCPP 2.5.1 — compact global title scale. */
:root{--type-display-xl:clamp(2.2rem,3.6vw,3.25rem);--type-display-lg:clamp(1.85rem,2.9vw,2.65rem);--type-display-md:clamp(1.6rem,2.3vw,2.15rem);--type-section:clamp(1.3rem,1.8vw,1.7rem);--type-card-featured:clamp(1.05rem,1.35vw,1.25rem);--type-card:clamp(.84rem,.9vw,.94rem)}
.hero-copy h1,.vision-copy h1{font-size:var(--type-display-xl);line-height:1.06;max-width:760px}.page-hero h1,.archive-hero h1,.engineering-hero-copy h1{font-size:var(--type-display-lg);line-height:1.08;max-width:760px}.page-hero-inner,.archive-hero-layout{min-height:270px;padding-block:2.8rem}.refined-heading h2,.library-intro-row h2,.section-heading h2,.engineering-section-heading h2{font-size:var(--type-section);line-height:1.16}.premium-article-title h1,.article-heading-layout h1{font-size:clamp(1.9rem,3vw,2.55rem);line-height:1.11;max-width:900px;letter-spacing:-.035em}.premium-book-detail-copy h1,.book-detail-copy h1{font-size:clamp(1.8rem,2.7vw,2.35rem);line-height:1.12;max-width:780px;letter-spacing:-.032em}.premium-article-body h3,.article-card-body h2{font-size:clamp(.84rem,.9vw,.94rem);line-height:1.45}.premium-article-lead .premium-article-body h3,.lead-article-copy h3{font-size:clamp(1.02rem,1.35vw,1.22rem);line-height:1.3}.premium-book-copy h2,.library-book-copy h2,.engineering-book-card h3{font-size:clamp(.78rem,.82vw,.88rem);line-height:1.45}.premium-book-featured .premium-book-copy h2,.library-book-featured .library-book-copy h2,.featured-book-copy h3{font-size:clamp(1rem,1.3vw,1.2rem);line-height:1.28}.premium-book-cover strong,.library-book-cover strong,.premium-cover>strong{font-size:clamp(.72rem,.82vw,.88rem);line-height:1.32}.archive-result-heading h2,.archive-results-heading h2{font-size:clamp(1.1rem,1.35vw,1.3rem)}.auth-visual h1{font-size:var(--type-display-md)}.auth-form-card h2{font-size:clamp(1.45rem,2vw,1.8rem)}.account-hero h1{font-size:clamp(1.65rem,2.4vw,2.05rem)}.article-prose h2{font-size:clamp(1.35rem,1.7vw,1.55rem)}.article-prose h3{font-size:clamp(1.12rem,1.35vw,1.28rem)}.engagement-heading h2,.comments-heading h2{font-size:clamp(1.2rem,1.45vw,1.4rem)}
@media(max-width:720px){:root{--type-display-xl:clamp(1.95rem,8.8vw,2.55rem);--type-display-lg:clamp(1.7rem,7.4vw,2.2rem);--type-display-md:clamp(1.55rem,6.6vw,1.95rem);--type-section:clamp(1.22rem,5.2vw,1.48rem)}.premium-article-title h1,.article-heading-layout h1{font-size:clamp(1.75rem,7.5vw,2.2rem)}.premium-book-detail-copy h1,.book-detail-copy h1{font-size:clamp(1.65rem,7vw,2.05rem)}.page-hero-inner,.archive-hero-layout{min-height:225px;padding-block:2.2rem}}

.button-disabled{cursor:not-allowed;opacity:.58;pointer-events:none;filter:saturate(.45)}

/* SimplifyCPP 2.6.2 — keep decorative book layers from intercepting controls */
.book-detail-pattern,
.book-detail-glow,
.book-shadow,
.premium-book-shadow {
  pointer-events: none !important;
  user-select: none;
}
.premium-book-detail-layout,
.book-detail-layout {
  position: relative;
  z-index: 2;
}
.premium-book-detail-copy,
.book-detail-copy,
.book-detail-actions {
  position: relative;
  z-index: 4;
}
.book-detail-actions .button,
.book-detail-actions a {
  position: relative;
  z-index: 5;
  pointer-events: auto !important;
}