/* ==========================================================================
   Ads Sign — design system
   ========================================================================== */

/* --- tokens ------------------------------------------------------------ */

:root {
  /* accent */
  --accent: #1D4ED8;
  --accent-hover: #1E40AF;
  --accent-soft: rgba(29, 78, 216, 0.08);
  --accent-line: rgba(29, 78, 216, 0.22);
  --accent-contrast: #FFFFFF;

  /* neutrals — light */
  --bg: #FAFAFA;
  --bg-raised: #FFFFFF;
  --bg-sunken: #F2F2F3;
  --text: #111111;
  --text-muted: #5B5B60;
  --text-faint: #8A8A90;
  --line: #E3E3E5;
  --line-strong: #CFCFD3;

  /* chrome */
  --nav-bg: rgba(250, 250, 250, 0.72);
  --shadow-sm: 0 1px 2px rgba(17, 17, 17, 0.06), 0 2px 8px rgba(17, 17, 17, 0.04);
  --shadow-md: 0 4px 12px rgba(17, 17, 17, 0.07), 0 12px 32px rgba(17, 17, 17, 0.06);

  /* type scale — modular, 1.25 ratio, clamped for fluidity */
  --fs-display: clamp(2.75rem, 1.6rem + 5.2vw, 5rem);
  --fs-h1: clamp(2.25rem, 1.5rem + 3.2vw, 3.5rem);
  --fs-h2: clamp(1.75rem, 1.3rem + 1.9vw, 2.5rem);
  --fs-h3: clamp(1.3rem, 1.1rem + 0.9vw, 1.625rem);
  --fs-h4: 1.125rem;
  --fs-lead: clamp(1.0625rem, 1rem + 0.35vw, 1.25rem);
  --fs-body: 1rem;
  --fs-sm: 0.9375rem;
  --fs-xs: 0.8125rem;

  /* spacing — 4px base, single scale used everywhere */
  --s-1: 0.25rem;
  --s-2: 0.5rem;
  --s-3: 0.75rem;
  --s-4: 1rem;
  --s-5: 1.5rem;
  --s-6: 2rem;
  --s-7: 3rem;
  --s-8: 4rem;
  --s-9: 6rem;
  --s-10: 8rem;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-pill: 999px;

  --container: 1200px;
  --container-narrow: 720px;

  --ease: cubic-bezier(0.16, 0.84, 0.44, 1);
  --dur: 200ms;

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --accent: #3B82F6;
    --accent-hover: #60A5FA;
    --accent-soft: rgba(59, 130, 246, 0.12);
    --accent-line: rgba(59, 130, 246, 0.28);
    --accent-contrast: #0A0A0A;

    --bg: #0A0A0A;
    --bg-raised: #141416;
    --bg-sunken: #060607;
    --text: #F5F5F6;
    --text-muted: #A1A1A8;
    --text-faint: #6E6E76;
    --line: #232327;
    --line-strong: #34343A;

    --nav-bg: rgba(10, 10, 10, 0.68);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.45), 0 16px 40px rgba(0, 0, 0, 0.35);

    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --accent: #3B82F6;
  --accent-hover: #60A5FA;
  --accent-soft: rgba(59, 130, 246, 0.12);
  --accent-line: rgba(59, 130, 246, 0.28);
  --accent-contrast: #0A0A0A;

  --bg: #0A0A0A;
  --bg-raised: #141416;
  --bg-sunken: #060607;
  --text: #F5F5F6;
  --text-muted: #A1A1A8;
  --text-faint: #6E6E76;
  --line: #232327;
  --line-strong: #34343A;

  --nav-bg: rgba(10, 10, 10, 0.68);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.45), 0 16px 40px rgba(0, 0, 0, 0.35);

  color-scheme: dark;
}

/* --- reset -------------------------------------------------------------- */

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: var(--fs-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
button, input, select, textarea { font: inherit; color: inherit; }

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 640;
  line-height: 1.08;
  letter-spacing: -0.02em;
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); line-height: 1.2; letter-spacing: -0.015em; }
h4 { font-size: var(--fs-h4); line-height: 1.3; letter-spacing: -0.01em; }
p { margin: 0; }

a { color: var(--accent); text-decoration: none; transition: color var(--dur) var(--ease); }
a:hover { color: var(--accent-hover); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: var(--accent); color: var(--accent-contrast); }

/* --- layout primitives -------------------------------------------------- */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--s-5);
}

.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--s-9); }
.section--tight { padding-block: var(--s-8); }
.section--sunken { background: var(--bg-sunken); }
.section--hairline { border-top: 1px solid var(--line); }

.stack > * + * { margin-top: var(--s-4); }
.stack-lg > * + * { margin-top: var(--s-6); }

.grid { display: grid; gap: var(--s-5); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: minmax(0, 1fr); }
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--s-8);
  align-items: center;
}
@media (max-width: 900px) { .split { grid-template-columns: minmax(0, 1fr); gap: var(--s-6); } }

/* --- type helpers ------------------------------------------------------- */

.display {
  font-size: var(--fs-display);
  font-weight: 680;
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin: 0;
}

.lead {
  font-size: var(--fs-lead);
  line-height: 1.55;
  color: var(--text-muted);
}

.muted { color: var(--text-muted); }
.faint { color: var(--text-faint); }
.small { font-size: var(--fs-sm); }
.xs { font-size: var(--fs-xs); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--accent);
  opacity: 0.6;
}

.section-head { max-width: 46rem; margin-bottom: var(--s-7); }
.section-head h2 { margin-top: var(--s-3); }
.section-head .lead { margin-top: var(--s-4); }

/* --- buttons ------------------------------------------------------------ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  padding: 0.75rem 1.5rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-size: var(--fs-sm);
  font-weight: 560;
  letter-spacing: -0.005em;
  cursor: pointer;
  background: none;
  transition:
    background-color var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    color var(--dur) var(--ease),
    transform 120ms var(--ease);
  will-change: transform;
}

/* pointer-down feedback, not pointer-up */
.btn:active { transform: scale(0.97); }

.btn--primary {
  background: var(--accent);
  color: var(--accent-contrast);
}
.btn--primary:hover { background: var(--accent-hover); color: var(--accent-contrast); }

.btn--ghost {
  border-color: var(--line-strong);
  color: var(--text);
}
.btn--ghost:hover { border-color: var(--text); color: var(--text); background: var(--accent-soft); }

.btn--quiet { color: var(--text); padding-inline: var(--s-3); }
.btn--quiet:hover { color: var(--accent); }

.btn--lg { padding: 0.9375rem 1.875rem; font-size: var(--fs-body); }
.btn--block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: var(--s-3); }

.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-weight: 560;
  font-size: var(--fs-sm);
}
.arrow-link::after {
  content: "→";
  transition: transform var(--dur) var(--ease);
}
.arrow-link:hover::after { transform: translateX(4px); }

/* --- surfaces ----------------------------------------------------------- */

.card {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--s-5);
  transition:
    border-color var(--dur) var(--ease),
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

a.card, .card--link { display: block; color: inherit; }
a.card:hover, .card--link:hover {
  border-color: var(--accent-line);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: inherit;
}

.card__title { font-size: var(--fs-h4); font-weight: 620; margin-bottom: var(--s-2); }
.card__body { color: var(--text-muted); font-size: var(--fs-sm); }

.card--pricing { display: flex; flex-direction: column; }
.card__price {
  font-size: var(--fs-h3);
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--accent);
  margin: var(--s-2) 0 var(--s-3);
}
.card__price span { font-size: var(--fs-sm); font-weight: 500; color: var(--text-muted); }
.card--pricing .btn { margin-top: var(--s-5); align-self: flex-start; }

/* --- founder block ------------------------------------------------------- */

.founder__photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 4 / 5;
  box-shadow: var(--shadow-md);
}
.founder__photo img { width: 100%; height: 100%; object-fit: cover; display: block; }

.founder__gallery { display: flex; gap: var(--s-3); margin-top: var(--s-4); }
.founder__gallery a {
  flex: 1;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  display: block;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.founder__gallery a:hover, .founder__gallery a:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.founder__gallery img { width: 100%; height: 100%; object-fit: cover; display: block; }

.founder__quote {
  border-left: 3px solid var(--accent);
  padding-left: var(--s-5);
  font-size: var(--fs-h4);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.4;
  margin: var(--s-6) 0;
}
.founder__name { font-weight: 650; font-size: var(--fs-h4); }
.founder__role { color: var(--text-muted); font-size: var(--fs-sm); margin-top: 2px; }

.tag {
  display: inline-block;
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  color: var(--accent);
  font-size: var(--fs-xs);
  font-weight: 580;
  letter-spacing: 0.01em;
}
.tag--neutral { background: var(--bg-sunken); color: var(--text-muted); }

.tag-row { display: flex; flex-wrap: wrap; gap: var(--s-2); }

/* --- metrics ------------------------------------------------------------ */

.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--s-5);
}

.metric__value {
  font-size: clamp(2rem, 1.4rem + 2.4vw, 3rem);
  font-weight: 660;
  letter-spacing: -0.035em;
  line-height: 1;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.metric__label {
  margin-top: var(--s-2);
  font-size: var(--fs-sm);
  color: var(--text-muted);
  line-height: 1.4;
}

/* --- generated visuals (placeholders for real photography) -------------- */

/* The accent wash is the base layer so the white line-art on top always has
   contrast; the blobs and grid only add depth over it. */
.visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 4 / 3;
  isolation: isolate;
  background:
    linear-gradient(142deg,
      color-mix(in srgb, var(--accent) 82%, #000000 18%) 0%,
      var(--accent) 46%,
      color-mix(in srgb, var(--accent) 76%, #ffffff 24%) 100%);
}

.visual--wide { aspect-ratio: 16 / 9; }
.visual--tall { aspect-ratio: 3 / 4; }

/* Fixed height rather than a ratio: at full container width a 16/10 box grows
   to ~800px, which is far too tall for a placeholder. */
.visual--hero {
  aspect-ratio: auto;
  height: clamp(240px, 32vw, 460px);
}

.visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(58% 68% at 16% 18%, rgba(255, 255, 255, 0.34), transparent 64%),
    radial-gradient(50% 60% at 84% 28%, rgba(255, 255, 255, 0.16), transparent 62%),
    radial-gradient(72% 82% at 58% 104%, rgba(0, 0, 0, 0.3), transparent 66%);
  z-index: -1;
}

.visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.16) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.16) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(82% 82% at 50% 50%, #000 15%, transparent 88%);
  -webkit-mask-image: radial-gradient(82% 82% at 50% 50%, #000 15%, transparent 88%);
  z-index: -1;
}

.visual--alt {
  background:
    linear-gradient(38deg,
      color-mix(in srgb, var(--accent) 88%, #000000 12%) 0%,
      var(--accent) 52%,
      color-mix(in srgb, var(--accent) 70%, #ffffff 30%) 100%);
}

.visual--alt::before {
  background:
    radial-gradient(52% 62% at 80% 20%, rgba(255, 255, 255, 0.3), transparent 62%),
    radial-gradient(66% 72% at 10% 78%, rgba(0, 0, 0, 0.26), transparent 66%);
}

.visual__mark {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  opacity: 0.9;
}
.visual__mark svg { width: min(46%, 220px); height: auto; }

/* --- nav ---------------------------------------------------------------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}
.nav[data-scrolled="true"] { border-bottom-color: var(--line); }

.nav__inner {
  display: flex;
  align-items: center;
  gap: var(--s-5);
  height: 60px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  color: var(--text);
  font-weight: 640;
  font-size: 1.0625rem;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.brand:hover { color: var(--text); }
.brand__mark { width: 24px; height: 24px; flex-shrink: 0; }

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--s-1);
  margin-left: auto;
}

.nav__link {
  padding: var(--s-2) var(--s-3);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: var(--fs-sm);
  font-weight: 520;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.nav__link:hover { color: var(--text); background: var(--accent-soft); }
.nav__link[aria-current="page"] { color: var(--text); font-weight: 600; }

.nav__tools { display: flex; align-items: center; gap: var(--s-2); }

.icon-btn {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.icon-btn:hover { color: var(--text); border-color: var(--line-strong); background: var(--accent-soft); }
.icon-btn:active { transform: scale(0.94); }
.icon-btn svg { width: 17px; height: 17px; }

.lang {
  position: relative;
}
.lang__btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-1);
  height: 36px;
  padding-inline: var(--s-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.lang__btn:hover { color: var(--text); border-color: var(--line-strong); background: var(--accent-soft); }
.lang__menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 156px;
  padding: var(--s-1);
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  display: none;
  z-index: 10;
}
.lang__menu[data-open="true"] { display: block; }
.lang__item {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-3);
  padding: var(--s-2) var(--s-3);
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text);
  font-size: var(--fs-sm);
  text-align: left;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease);
}
.lang__item:hover { background: var(--accent-soft); }
.lang__item[aria-selected="true"] { color: var(--accent); font-weight: 600; }
.lang__item span { color: var(--text-faint); font-size: var(--fs-xs); text-transform: uppercase; }

.nav__burger { display: none; }

@media (max-width: 940px) {
  .nav__burger { display: grid; margin-left: auto; }
  .nav__links {
    position: fixed;
    inset: 60px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: var(--s-4) var(--s-5) var(--s-6);
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
  }
  .nav__links[data-open="true"] { transform: none; opacity: 1; pointer-events: auto; }
  .nav__link { padding: var(--s-3) var(--s-2); font-size: 1rem; }
}

/* --- hero --------------------------------------------------------------- */

.hero {
  padding-block: var(--s-9) var(--s-8);
  position: relative;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--s-8);
  align-items: center;
}
@media (max-width: 940px) {
  .hero__grid { grid-template-columns: minmax(0, 1fr); gap: var(--s-6); }
}

.hero__copy .display { margin-top: var(--s-4); }
.hero__copy .lead { margin-top: var(--s-5); max-width: 34rem; }
.hero__copy .btn-row { margin-top: var(--s-6); }

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-6);
  margin-top: var(--s-7);
  padding-top: var(--s-5);
  border-top: 1px solid var(--line);
}
.hero__stat strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 640;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}
.hero__stat span { font-size: var(--fs-xs); color: var(--text-muted); }

/* --- page header (inner pages) ------------------------------------------ */

.page-head {
  padding-block: var(--s-8) var(--s-7);
  border-bottom: 1px solid var(--line);
}
.page-head h1 { margin-top: var(--s-3); max-width: 20ch; }
.page-head .lead { margin-top: var(--s-4); max-width: 44rem; }

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-2);
  font-size: var(--fs-xs);
  color: var(--text-faint);
  margin-bottom: var(--s-4);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); }

/* --- feature list ------------------------------------------------------- */

.feature {
  display: grid;
  gap: var(--s-3);
  padding-top: var(--s-5);
  border-top: 1px solid var(--line);
}
.feature__num {
  font-size: var(--fs-xs);
  font-weight: 620;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.feature h3 { font-size: var(--fs-h4); }
.feature p { color: var(--text-muted); font-size: var(--fs-sm); }

/* --- steps -------------------------------------------------------------- */

.steps { counter-reset: step; display: grid; gap: var(--s-5); }
.step {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: var(--s-4);
  padding-bottom: var(--s-5);
  border-bottom: 1px solid var(--line);
}
.step:last-child { border-bottom: 0; padding-bottom: 0; }
.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-size: var(--fs-sm);
  font-weight: 640;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  padding-top: 0.15em;
}
.step h3 { font-size: var(--fs-h4); margin-bottom: var(--s-2); }
.step p { color: var(--text-muted); font-size: var(--fs-sm); }

/* --- article / long-form prose ------------------------------------------ */

.prose {
  max-width: 42rem;
  font-size: 1.0625rem;
  line-height: 1.7;
}
.prose > * + * { margin-top: var(--s-5); }
.prose h2 {
  font-size: var(--fs-h3);
  margin-top: var(--s-8);
  padding-top: var(--s-5);
  border-top: 1px solid var(--line);
}
.prose h3 { font-size: var(--fs-h4); margin-top: var(--s-6); }
.prose ul, .prose ol { margin: 0; padding-left: 1.25rem; color: var(--text-muted); }
.prose li + li { margin-top: var(--s-2); }
.prose p { color: var(--text-muted); }
.prose strong { color: var(--text); font-weight: 620; }
.prose blockquote {
  margin: 0;
  padding: var(--s-5);
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: var(--fs-body);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-3);
  font-size: var(--fs-xs);
  color: var(--text-faint);
}
.article-meta time { font-variant-numeric: tabular-nums; }

/* --- case study layout -------------------------------------------------- */

.case-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--s-5);
  padding: var(--s-5);
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.case-fact dt {
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: var(--s-1);
}
.case-fact dd { margin: 0; font-weight: 580; font-size: var(--fs-sm); }

/* --- filters ------------------------------------------------------------ */

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  margin-bottom: var(--s-6);
}
.filter {
  padding: 0.4375rem 0.875rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--text-muted);
  font-size: var(--fs-xs);
  font-weight: 560;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.filter:hover { color: var(--text); border-color: var(--line-strong); }
.filter:active { transform: scale(0.96); }
.filter[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-contrast);
}

.empty-state {
  padding: var(--s-8) var(--s-5);
  text-align: center;
  color: var(--text-muted);
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
}

/* --- forms -------------------------------------------------------------- */

.field { display: grid; gap: var(--s-2); }
.field label { font-size: var(--fs-sm); font-weight: 560; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 0.75rem var(--s-4);
  background: var(--bg-raised);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.field textarea { min-height: 7.5rem; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.field input::placeholder, .field textarea::placeholder { color: var(--text-faint); }

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-4); }
.form-grid > .field--full { grid-column: 1 / -1; }
@media (max-width: 600px) {
  .form-grid { grid-template-columns: minmax(0, 1fr); }
}

.form-note { font-size: var(--fs-xs); color: var(--text-faint); }

.form-status {
  padding: var(--s-4);
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  display: none;
}
.form-status[data-state="ok"] { display: block; background: var(--accent-soft); color: var(--accent); }
.form-status[data-state="error"] { display: block; background: rgba(220, 38, 38, 0.1); color: #DC2626; }
.form-status[data-state="pending"] { display: block; background: var(--bg-sunken); color: var(--text-muted); }

/* --- jurisdiction switcher ---------------------------------------------- */

.jur-panel { display: none; }
.jur-panel[data-active="true"] { display: block; }

.legal-block {
  display: grid;
  gap: var(--s-4);
  padding: var(--s-6);
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.legal-row {
  display: grid;
  grid-template-columns: 12rem minmax(0, 1fr);
  gap: var(--s-4);
  padding-bottom: var(--s-4);
  border-bottom: 1px solid var(--line);
}
.legal-row:last-child { border-bottom: 0; padding-bottom: 0; }
.legal-row dt { font-size: var(--fs-sm); color: var(--text-muted); }
.legal-row dd { margin: 0; font-size: var(--fs-sm); font-weight: 520; }
@media (max-width: 600px) {
  .legal-row { grid-template-columns: minmax(0, 1fr); gap: var(--s-1); }
}

.todo-slot {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  background: var(--bg-sunken);
  border: 1px dashed var(--line-strong);
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
}

/* --- CTA band ----------------------------------------------------------- */

.cta {
  position: relative;
  padding: var(--s-9) var(--s-6);
  border-radius: var(--radius-lg);
  background: var(--accent);
  color: var(--accent-contrast);
  overflow: hidden;
  text-align: center;
}
.cta::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(52% 60% at 15% 10%, rgba(255, 255, 255, 0.18), transparent 60%),
    radial-gradient(48% 56% at 88% 92%, rgba(255, 255, 255, 0.12), transparent 62%);
  pointer-events: none;
}
.cta > * { position: relative; z-index: 1; }
.cta h2 { max-width: 22ch; margin-inline: auto; }
.cta p { max-width: 42ch; margin: var(--s-4) auto 0; opacity: 0.86; }
.cta .btn-row { justify-content: center; margin-top: var(--s-6); }
.cta .btn--primary {
  background: var(--accent-contrast);
  color: var(--accent);
}
.cta .btn--primary:hover { background: var(--accent-contrast); color: var(--accent-hover); opacity: 0.92; }
.cta .btn--ghost { border-color: rgba(255, 255, 255, 0.4); color: var(--accent-contrast); }
.cta .btn--ghost:hover { border-color: var(--accent-contrast); background: rgba(255, 255, 255, 0.12); color: var(--accent-contrast); }

/* --- footer ------------------------------------------------------------- */

.footer {
  margin-top: var(--s-9);
  padding-block: var(--s-8) var(--s-6);
  border-top: 1px solid var(--line);
  background: var(--bg-sunken);
}

.footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: var(--s-6);
}
@media (max-width: 900px) { .footer__top { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .footer__top { grid-template-columns: minmax(0, 1fr); } }

.footer__blurb { color: var(--text-muted); font-size: var(--fs-sm); margin-top: var(--s-3); max-width: 28rem; }

.footer__col h4 {
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  font-weight: 620;
  margin-bottom: var(--s-3);
}
.footer__col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--s-2); }
.footer__col a { color: var(--text-muted); font-size: var(--fs-sm); }
.footer__col a:hover { color: var(--accent); }

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
  margin-top: var(--s-7);
  padding-top: var(--s-5);
  border-top: 1px solid var(--line);
  font-size: var(--fs-xs);
  color: var(--text-faint);
}
.footer__legal { display: flex; flex-wrap: wrap; gap: var(--s-4); }
.footer__legal a { color: var(--text-faint); }
.footer__legal a:hover { color: var(--accent); }

.social-row { display: flex; gap: var(--s-2); margin-top: var(--s-4); }
.social {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: 0.4375rem 0.875rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--text-muted);
  font-size: var(--fs-xs);
  font-weight: 560;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.social:hover { color: var(--accent); border-color: var(--accent-line); background: var(--accent-soft); }
.social svg { width: 14px; height: 14px; }

/* --- cookie banner ------------------------------------------------------ */

.cookie {
  position: fixed;
  left: 50%;
  bottom: var(--s-4);
  transform: translate(-50%, 120%);
  width: min(calc(100vw - 2rem), 640px);
  z-index: 200;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-4);
  padding: var(--s-4) var(--s-5);
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  transition: transform 260ms var(--ease), opacity 260ms var(--ease);
  opacity: 0;
}
.cookie[data-open="true"] { transform: translate(-50%, 0); opacity: 1; }
.cookie p { flex: 1 1 18rem; font-size: var(--fs-sm); color: var(--text-muted); }
.cookie .btn-row { flex-shrink: 0; }

/* --- scroll reveal ------------------------------------------------------ */

/* Scoped to .js (set pre-paint in <head>) so content stays visible when the
   script never runs, instead of the page rendering blank. */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 620ms var(--ease), transform 620ms var(--ease);
}
.js [data-reveal][data-revealed="true"] { opacity: 1; transform: none; }

/* --- utilities ---------------------------------------------------------- */

/* Card/grid rules set an explicit `display`, which otherwise beats the UA
   stylesheet's [hidden] and leaves filtered-out items on screen. */
[hidden] { display: none !important; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: var(--s-4);
  z-index: 300;
  padding: var(--s-3) var(--s-4);
  background: var(--accent);
  color: var(--accent-contrast);
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  font-weight: 560;
}
.skip-link:focus { top: var(--s-4); color: var(--accent-contrast); }

.divider { height: 1px; background: var(--line); border: 0; margin: 0; }

.center { text-align: center; }
.mt-6 { margin-top: var(--s-6); }
.mt-7 { margin-top: var(--s-7); }

/* --- reduced motion ------------------------------------------------------ */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .js [data-reveal] { opacity: 1; transform: none; }
}

/* --- print --------------------------------------------------------------- */

@media print {
  .nav, .footer, .cookie, .cta { display: none; }
  body { background: #fff; color: #000; }
}