/*
  Kevin Diagne portfolio
  Design system: Paper (story) + Ink (tech) surfaces
*/

:root {
  /* Layout */
  --page-max: 1240px;
  --text-max: 820px;
  --gutter: clamp(16px, 3.2vw, 36px);

  /* Spacing */
  --space-1: 6px;
  --space-2: 10px;
  --space-3: 14px;
  --space-4: 18px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 72px;
  --space-9: 96px;
  --space-10: 124px;

  --section-pad: clamp(84px, 9vw, 136px);
  --section-pad-ink: clamp(96px, 10vw, 156px);

  /* Typography */
  --font-display: "New York", "Iowan Old Style", Palatino, "Palatino Linotype", "Times New Roman", serif;
  --font-body: "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "SF Mono", ui-monospace, Menlo, Monaco, Consolas, "Liberation Mono", monospace;

  --h1: clamp(40px, 4.2vw, 74px);
  --h2: clamp(28px, 2.8vw, 48px);
  --h3: clamp(20px, 2.0vw, 30px);
  --h4: 18px;
  --body: 18px;
  --small: 13px;

  /* Color: Paper (light) */
  --paper: #fcfbf8;
  --paper-2: #f3f1ec;
  --ink: #0b0c10;

  --text: #121318;
  --text-muted: rgba(18, 19, 24, 0.68);
  --text-faint: rgba(18, 19, 24, 0.48);

  --ink-text: rgba(244, 242, 238, 0.92);
  --ink-muted: rgba(244, 242, 238, 0.68);
  --ink-faint: rgba(244, 242, 238, 0.46);

  --hairline: rgba(14, 16, 20, 0.12);
  --hairline-ink: rgba(244, 242, 238, 0.14);

  /* Accent */
  --accent: #1d8f6c;
  --accent-warm: #c08457;

  /* Radius & shadow */
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 28px;

  --shadow-soft: 0 18px 50px rgba(0, 0, 0, 0.08);
  --shadow-ink: 0 22px 60px rgba(0, 0, 0, 0.45);

  /* Focus */
  --focus-ring: 0 0 0 3px rgba(29, 143, 108, 0.25);
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--body);
  line-height: 1.58;
  letter-spacing: 0.01em;
  color: var(--text);
  background: var(--paper);
  text-rendering: geometricPrecision;
}

img, video {
  display: block;
  max-width: 100%;
}

picture { display: block; }

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

a:hover {
  text-decoration-color: var(--accent);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-color: rgba(29, 143, 108, 0.7);
}

::selection {
  background: rgba(29, 143, 108, 0.18);
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  padding: 10px 12px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--ink-text);
  z-index: 9999;
}

.skip:focus {
  left: 12px;
  top: 12px;
}

.container {
  width: min(var(--page-max), calc(100% - (var(--gutter) * 2)));
  margin-inline: auto;
}

.text-container {
  width: min(var(--text-max), 100%);
}

.band {
  position: relative;
  padding-block: var(--section-pad);
  background: var(--band-bg);
  color: var(--band-fg);
  overflow: clip;
}

.band--paper {
  --band-bg: var(--paper);
  --band-fg: var(--text);
  --band-muted: var(--text-muted);
  --band-faint: var(--text-faint);
  --band-hairline: var(--hairline);
}

.band--ink {
  --band-bg: var(--ink);
  --band-fg: var(--ink-text);
  --band-muted: var(--ink-muted);
  --band-faint: var(--ink-faint);
  --band-hairline: var(--hairline-ink);
  padding-block: var(--section-pad-ink);

  background:
    radial-gradient(900px 520px at 14% -12%, rgba(29, 143, 108, 0.24), transparent 60%),
    radial-gradient(780px 520px at 92% 0%, rgba(192, 132, 87, 0.18), transparent 58%),
    radial-gradient(700px 540px at 55% 110%, rgba(255, 255, 255, 0.05), transparent 52%),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.05), transparent 18%),
    var(--ink);
}

/* Subtle grid feeling for Ink bands */
.band--ink::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.55;
  background-image:
    linear-gradient(rgba(244, 242, 238, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 242, 238, 0.06) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(closest-side at 50% 10%, black, transparent 86%);
}

/* Transition seam */
.band--ink::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(244, 242, 238, 0.18), transparent);
}

.muted { color: var(--band-muted); }
.faint { color: var(--band-faint); }

.kicker {
  margin: 0 0 var(--space-3);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--band-muted);
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 300;
  margin: 0;
  letter-spacing: -0.02em;
}

h1 {
  font-size: var(--h1);
  line-height: 1.03;
}

h2 {
  font-size: var(--h2);
  line-height: 1.12;
}

h3 {
  font-size: var(--h3);
  line-height: 1.18;
}

h4 {
  font-size: var(--h4);
  font-weight: 500;
  margin: 0;
}

p {
  margin: 0;
}

.prose {
  margin-top: var(--space-4);
}

.prose p + p {
  margin-top: 16px;
}

.lead {
  margin-top: var(--space-5);
  font-size: 20px;
  line-height: 1.45;
  color: var(--band-muted);
  max-width: 62ch;
}

.sublead {
  margin-top: var(--space-4);
  max-width: 70ch;
  color: var(--band-muted);
}

.hr {
  height: 1px;
  background: var(--band-hairline);
  margin-block: var(--space-8);
}

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid transparent;
  color: var(--nav-fg, var(--text));
}

.nav__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px var(--gutter);
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease, backdrop-filter 180ms ease;
}

.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  text-decoration: none;
}

.wordmark__kd {
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: -0.03em;
  font-size: 18px;
}

.wordmark__kd--short { display: none; }

.wordmark__dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent);
  transform: translateY(-3px);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav__links a {
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: inherit;
  opacity: 0.88;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
}

.nav__links a[aria-current="page"] {
  opacity: 1;
  border-color: var(--nav-hairline, var(--hairline));
}

.nav__links a:hover {
  opacity: 1;
  border-color: var(--nav-hairline, var(--hairline));
}

.lang {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 999px;
  border: 1px solid var(--nav-hairline, var(--hairline));
  background: transparent;
  color: inherit;
  padding: 8px 12px;
  cursor: pointer;
}

:root[data-nav-surface="paper"] .nav__bar {
  --nav-hairline: rgba(14, 16, 20, 0.12);
  --nav-fg: var(--text);
  background: rgba(252, 251, 248, 0.76);
  border-bottom: 1px solid rgba(14, 16, 20, 0.10);
  color: var(--text);
  backdrop-filter: blur(10px);
}

:root[data-nav-surface="ink"] .nav__bar {
  --nav-hairline: rgba(244, 242, 238, 0.16);
  --nav-fg: var(--ink-text);
  background: rgba(11, 12, 16, 0.62);
  border-bottom: 1px solid rgba(244, 242, 238, 0.10);
  color: var(--ink-text);
  backdrop-filter: blur(12px);
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(18px, 2.6vw, 34px);
  align-items: center;
}

.hero__copy {
  grid-column: 1 / span 6;
}

.hero__media {
  grid-column: 7 / -1;
}

.hero__media-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--band-hairline);
  background: linear-gradient(135deg, rgba(29, 143, 108, 0.10), rgba(192, 132, 87, 0.10));
  box-shadow: var(--shadow-soft);
}

.hero__media-frame picture {
  display: block;
}

.hero__media-frame picture img {
  display: block;
}

.hero__media-frame--portrait picture {
  height: 100%;
}

.hero__media-frame--portrait {
  aspect-ratio: 4 / 5;
  max-width: 520px;
  margin-left: auto;
  background:
    radial-gradient(540px 420px at 60% 20%, rgba(29, 143, 108, 0.14), transparent 60%),
    radial-gradient(520px 420px at 20% 80%, rgba(192, 132, 87, 0.10), transparent 62%),
    rgba(0, 0, 0, 0.02);
}

.band--ink .hero__media-frame {
  box-shadow: var(--shadow-ink);
}

.hero__media-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.hero__media-frame--portrait img {
  height: 100%;
  aspect-ratio: auto;
  object-position: 50% 35%;
}

.hero__media-frame video {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.hero__media-frame--portrait video {
  height: 100%;
  aspect-ratio: auto;
}

.hero__meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: var(--space-6);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--band-hairline);
  font-size: 13px;
  color: var(--band-muted);
  background: rgba(255, 255, 255, 0.35);
}

.band--ink .tag {
  background: rgba(255, 255, 255, 0.04);
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent-warm);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: var(--space-7);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.btn--primary {
  background: var(--text);
  color: white;
}

.band--ink .btn--primary {
  background: rgba(244, 242, 238, 0.92);
  color: var(--ink);
}

.btn--secondary {
  background: transparent;
  border-color: var(--band-hairline);
  color: var(--band-fg);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--secondary:hover {
  background: rgba(255, 255, 255, 0.05);
}

.band--paper .btn--secondary:hover {
  background: rgba(0, 0, 0, 0.04);
}

/* Section headers */
.section-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: var(--space-7);
}

.section-head__desc {
  max-width: 72ch;
  color: var(--band-muted);
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(14px, 1.8vw, 22px);
}

.frame-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: clamp(12px, 1.6vw, 18px);
}

.frame-tile {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--band-hairline);
  background: rgba(255, 255, 255, 0.42);
  text-decoration: none;
  color: inherit;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.band--ink .frame-tile {
  background: rgba(255, 255, 255, 0.04);
}

.frame-tile:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
  border-color: rgba(29, 143, 108, 0.35);
}

.frame-tile img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
}

.cards--thirds .card {
  grid-column: span 4;
}

.card {
  grid-column: span 6;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--band-hairline);
  background: rgba(255, 255, 255, 0.42);
  text-decoration: none;
  color: inherit;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

.card--wide { grid-column: 1 / -1; }

.band--ink .card {
  background: rgba(255, 255, 255, 0.04);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
  border-color: rgba(29, 143, 108, 0.35);
}

.band--ink .card:hover {
  box-shadow: var(--shadow-ink);
}

.card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  background:
    radial-gradient(900px 420px at 30% -10%, rgba(29, 143, 108, 0.18), transparent 60%),
    radial-gradient(760px 420px at 90% 0%, rgba(192, 132, 87, 0.12), transparent 58%),
    linear-gradient(135deg, rgba(0, 0, 0, 0.06), rgba(0, 0, 0, 0.00));
  overflow: hidden;
}

.card__media picture {
  position: absolute;
  inset: 0;
  display: block;
}

.card__media picture img {
  display: block;
}

.band--ink .card__media {
  background:
    radial-gradient(900px 420px at 30% -10%, rgba(29, 143, 108, 0.28), transparent 62%),
    radial-gradient(760px 420px at 90% 0%, rgba(192, 132, 87, 0.18), transparent 60%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.00));
}

.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.94;
  display: block;
}

.card__media iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.card__media--short {
  aspect-ratio: 9 / 16;
}

.card__body {
  padding: 18px 18px 20px;
}

.card__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}

.badge {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--band-muted);
}

.card__desc {
  margin-top: 10px;
  color: var(--band-muted);
  max-width: 62ch;
}

.card__cta {
  margin-top: 16px;
  display: inline-flex;
  gap: 10px;
  align-items: center;
  font-size: 14px;
  color: inherit;
  opacity: 0.92;
  text-decoration: none;
}

.card__cta span {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.card__cta:hover {
  opacity: 1;
}

.arrow {
  width: 18px;
  height: 18px;
  border-radius: 999px;
  border: 1px solid var(--band-hairline);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 12px;
}

/* Editorial blocks */
.cols {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(16px, 2.6vw, 30px);
}

.col-5 { grid-column: span 5; }
.col-7 { grid-column: span 7; }
.col-6 { grid-column: span 6; }

.figure {
  margin: 0;
}

.anchor { scroll-margin-top: 96px; }

.figure__frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--band-hairline);
  background: rgba(255, 255, 255, 0.22);
}

.figure__frame picture {
  display: block;
}

.figure__frame picture img {
  display: block;
}

.band--ink .figure__frame {
  background: rgba(255, 255, 255, 0.03);
}

.figure__frame img,
.figure__frame video {
  width: 100%;
  height: auto;
}

.caption {
  margin-top: 10px;
  font-size: var(--small);
  color: var(--band-muted);
}

/* Docs (tables, code, toc) */
.code {
  margin: 0;
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid var(--band-hairline);
  background: rgba(255, 255, 255, 0.03);
  overflow: auto;
}

.band--paper .code {
  background: rgba(0, 0, 0, 0.02);
}

.code code {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--band-fg);
  white-space: pre;
}

.doc-list {
  margin: var(--space-4) 0 0;
  padding-left: 1.1em;
}

.doc-list li {
  margin-top: 10px;
  color: var(--band-muted);
}

.doc-list li::marker {
  color: var(--accent);
}

.toc {
  position: sticky;
  top: 88px;
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid var(--band-hairline);
  background: rgba(255, 255, 255, 0.02);
}

.band--paper .toc {
  background: rgba(0, 0, 0, 0.02);
}

.toc a {
  display: block;
  padding: 10px 0;
  text-decoration: none;
  color: var(--band-muted);
}

.toc a:hover {
  color: var(--band-fg);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 6px;
  text-decoration-color: var(--accent);
}

.table-wrap {
  margin-top: var(--space-5);
  border-radius: var(--radius);
  border: 1px solid var(--band-hairline);
  overflow: auto;
  background: rgba(255, 255, 255, 0.02);
}

.band--paper .table-wrap {
  background: rgba(0, 0, 0, 0.02);
}

table.table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

table.table th,
table.table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}

table.table th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--band-muted);
  border-bottom: 1px solid var(--band-hairline);
  background: rgba(255, 255, 255, 0.02);
}

.band--paper table.table th {
  background: rgba(0, 0, 0, 0.01);
}

table.table tr + tr td {
  border-top: 1px solid var(--band-hairline);
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--band-hairline);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--band-fg);
  background: rgba(255, 255, 255, 0.02);
  white-space: nowrap;
}

.pill--ok { border-color: rgba(29, 143, 108, 0.45); }
.pill--warn { border-color: rgba(192, 132, 87, 0.55); }
.pill--block { border-color: rgba(244, 242, 238, 0.20); }

/* Metric blocks for Ink */
.metrics {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(12px, 1.8vw, 18px);
  margin-top: var(--space-6);
}

.metrics + .cards {
  margin-top: var(--space-7);
}

.metric {
  grid-column: span 4;
  border-radius: var(--radius);
  border: 1px solid var(--band-hairline);
  background: rgba(255, 255, 255, 0.03);
  padding: 18px;
}

.metric__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--band-muted);
}

.metric__value {
  margin-top: 10px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 28px;
  letter-spacing: -0.02em;
}

.metric__note {
  margin-top: 8px;
  font-size: 14px;
  color: var(--band-muted);
}

/* API demo (homepage) */
.api-demo__form {
  margin-top: var(--space-5);
  display: grid;
  gap: 14px;
}

.api-demo__field {
  display: grid;
  gap: 8px;
}

.api-demo__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.api-demo__hint {
  margin: 0;
  font-size: var(--small);
  color: var(--band-faint);
}

.api-demo__status {
  margin: 0;
  font-size: 14px;
  color: var(--band-muted);
}

.api-demo__result {
  margin-top: 12px;
  min-height: 160px;
}

.api-demo input[type="file"] {
  padding: 10px 12px;
  font-size: 14px;
  color: var(--band-muted);
}

/* Form */
.form {
  margin-top: var(--space-7);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}

.field {
  grid-column: span 6;
  display: grid;
  gap: 8px;
}

.field--full { grid-column: 1 / -1; }

label {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--band-muted);
}

input, textarea {
  width: 100%;
  padding: 14px 14px;
  border-radius: 14px;
  border: 1px solid var(--band-hairline);
  background: rgba(255, 255, 255, 0.48);
  color: var(--band-fg);
  font: inherit;
}

textarea {
  min-height: 160px;
  resize: vertical;
}

.band--ink input, .band--ink textarea {
  background: rgba(255, 255, 255, 0.03);
}

.form__actions {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
  margin-top: 6px;
}

.form__hint {
  font-size: 14px;
  color: var(--band-muted);
}

.form .notice {
  grid-column: 1 / -1;
}

.notice {
  margin: 0 0 12px;
  padding: 14px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--band-hairline);
  background: rgba(255, 255, 255, 0.35);
  color: var(--band-fg);
  font-size: 14px;
}

.band--ink .notice {
  background: rgba(255, 255, 255, 0.04);
}

.notice--success { border-color: rgba(29, 143, 108, 0.45); }
.notice--error { border-color: rgba(192, 132, 87, 0.55); }

/* Footer */
.footer {
  padding-top: var(--space-9);
  padding-bottom: var(--space-7);
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 22px;
  align-items: start;
}

.footer__left {
  grid-column: span 6;
}

.footer__right {
  grid-column: 7 / -1;
  display: flex;
  gap: 14px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.footer a {
  text-decoration: none;
  border: 1px solid var(--band-hairline);
  padding: 10px 12px;
  border-radius: 999px;
  font-size: 14px;
  color: inherit;
  opacity: 0.9;
}

.footer a:hover { opacity: 1; border-color: rgba(29, 143, 108, 0.35); }

/* Reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 560ms ease, transform 560ms ease;
  transition-delay: var(--reveal-delay, 0ms);
}

.is-inview {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  [data-reveal] { transition: none; transform: none; opacity: 1; }
  .btn, .card, .frame-tile { transition: none; }
}

/* Responsive */
@media (max-width: 980px) {
  .hero__copy { grid-column: 1 / -1; }
  .hero__media { grid-column: 1 / -1; }
  .hero__media-frame--portrait { margin-inline: auto; }
  .card { grid-column: 1 / -1; }
  .cards--thirds .card { grid-column: 1 / -1; }
  .metric { grid-column: span 6; }
  .col-5, .col-6, .col-7 { grid-column: 1 / -1; }
  .toc { position: static; top: auto; }
  .footer__left { grid-column: 1 / -1; }
  .footer__right { grid-column: 1 / -1; justify-content: flex-start; }
  .field { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  :root {
    --section-pad: 72px;
    --section-pad-ink: 84px;
  }

  .wordmark__kd--full { display: none; }
  .wordmark__kd--short { display: inline; }
}

@media (max-width: 520px) {
  :root {
    --h1: 36px;
    --body: 16px;
    --section-pad: 64px;
    --section-pad-ink: 72px;
  }

  .lead { font-size: 18px; }

  .nav__bar { padding-block: 12px; }
  .nav__links { gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
  .nav__links a { padding: 7px 8px; font-size: 12px; letter-spacing: 0.04em; }
  .nav__links a[href="/"] { display: none; }
  .lang { padding: 7px 10px; }

  .tag { font-size: 12px; padding: 7px 10px; }

  .actions { flex-direction: column; align-items: flex-start; }
  .btn { width: 100%; justify-content: space-between; }
  .metric { grid-column: 1 / -1; }

  .form__actions { flex-direction: column; align-items: stretch; justify-content: flex-start; }
}