/* ==========================================================================
   AdaptUs Group · KOR Showcase Wrapper Stylesheet
   Inherits the exact brand DNA documented in /brand-refs/ADAPTUS-BRIEF.md
   Palette + typography lifted verbatim from the brief's CSS variables.
   ========================================================================== */

:root {
  /* Adaptus brand palette (exact, per ADAPTUS-BRIEF.md §2) */
  --adaptus-amber:        #f59e0b;
  --adaptus-amber-deep:   #d97706;
  --adaptus-terracotta:   #d95d2b;
  --adaptus-copper:       #c27853;
  --adaptus-warm-black:   #0a0a0a;
  --adaptus-warm-900:     #1c1917;
  --adaptus-warm-800:     #292524;
  --adaptus-warm-700:     #44403c;
  --adaptus-warm-600:     #57534e;
  --adaptus-warm-500:     #78716c;
  --adaptus-warm-400:     #a8a29e;
  --adaptus-warm-300:     #d6d3d1;
  --adaptus-warm-200:     #e7e5e4;
  --adaptus-warm-100:     #f5f5f4;
  --adaptus-warm-white:   #fafaf9;

  /* Surfaces */
  --surface-page:   var(--adaptus-warm-white);
  --surface-card:   #ffffff;
  --surface-soft:   var(--adaptus-warm-100);
  --surface-dark:   var(--adaptus-warm-900);
  --surface-deep:   var(--adaptus-warm-black);

  /* Type stack */
  --font-display: "Instrument Serif", Georgia, serif;
  --font-body:    "Space Grotesk", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Geometry (brief §5) */
  --radius:        1rem;       /* 16px buttons + cards */
  --radius-card:   1rem;
  --radius-pill:   999px;
  --container:     1200px;
  --section-pad-y: clamp(5rem, 12vw, 10rem);
  --container-px:  clamp(1rem, 5vw, 2rem);

  /* Easing (brief §3) */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring:   cubic-bezier(0.175, 0.885, 0.32, 1.275);

  color-scheme: light;
}

/* ==========================================================================
   Reset + base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  color: var(--adaptus-warm-900);
  background: var(--surface-page);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg, iframe { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ==========================================================================
   Reveal-on-scroll motion (IntersectionObserver target class)
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 900ms var(--ease-out-expo), transform 900ms var(--ease-out-expo);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal[data-delay="100"] { transition-delay: 100ms; }
.reveal[data-delay="200"] { transition-delay: 200ms; }
.reveal[data-delay="300"] { transition-delay: 300ms; }
.reveal[data-delay="400"] { transition-delay: 400ms; }
.reveal[data-delay="500"] { transition-delay: 500ms; }
@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal.is-visible {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html { scroll-behavior: auto; }
}

/* ==========================================================================
   Header (sticky, brief §5.1)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 250, 249, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--adaptus-warm-200);
}
.site-header__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px var(--container-px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}
.site-header__brand img {
  height: 36px;
  width: auto;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2vw, 28px);
}
.site-nav a {
  color: var(--adaptus-warm-700);
  font-size: 14.5px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color 200ms var(--ease-out-expo);
}
.site-nav a:hover { color: var(--adaptus-amber-deep); }
@media (max-width: 820px) {
  .site-nav { display: none; }
}
.site-header__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 14.5px;
  color: #fff;
  background: linear-gradient(135deg, var(--adaptus-amber) 0%, var(--adaptus-amber-deep) 100%);
  box-shadow: 0 6px 18px -6px rgba(245, 158, 11, 0.55);
  transition: transform 200ms var(--ease-out-expo), box-shadow 200ms var(--ease-out-expo);
  white-space: nowrap;
}
.site-header__cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px -8px rgba(217, 119, 6, 0.65);
}

/* ==========================================================================
   Hero (brief §5.2 · warm-white surface, manual line-breaks)
   ========================================================================== */
.hero {
  background: var(--adaptus-warm-white);
  position: relative;
  padding: clamp(4rem, 9vw, 7rem) var(--container-px) clamp(6rem, 11vw, 9rem);
  overflow: hidden;
}
.hero__inner {
  max-width: var(--container);
  margin: 0 auto;
  position: relative;
  z-index: 2;
}
.hero__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--adaptus-amber-deep);
  margin-bottom: 28px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.hero__eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}
.hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(46px, 8.4vw, 92px);
  line-height: 0.98;
  letter-spacing: -0.022em;
  color: var(--adaptus-warm-black);
  margin: 0 0 32px;
}
.hero__title span {
  display: block;          /* manual line-break device (brief §3) */
}
.hero__title em {
  font-style: italic;
  color: var(--adaptus-amber-deep);
  font-weight: 400;
}
.hero__sub {
  font-size: clamp(17px, 1.4vw, 19px);
  line-height: 1.6;
  color: var(--adaptus-warm-700);
  max-width: 720px;
  margin: 0 0 36px;
}
.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 26px;
  padding: 18px 22px;
  margin: 0 0 36px;
  border: 1px solid var(--adaptus-warm-200);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.7);
  color: var(--adaptus-warm-700);
  font-size: 13.5px;
  font-weight: 500;
}
.hero__trust-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.hero__trust-item::before {
  content: "·";
  color: var(--adaptus-amber);
  font-weight: 700;
  margin-right: 2px;
}
.hero__trust-item:first-child::before { content: none; }
.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

/* Buttons (brief §5) */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.005em;
  border: 1px solid transparent;
  transition: transform 180ms var(--ease-out-expo), box-shadow 180ms var(--ease-out-expo), background 180ms var(--ease-out-expo);
  white-space: nowrap;
}
.btn--amber {
  color: #fff;
  background: linear-gradient(135deg, var(--adaptus-amber) 0%, var(--adaptus-amber-deep) 100%);
  box-shadow: 0 8px 24px -10px rgba(245, 158, 11, 0.55);
}
.btn--amber:hover { transform: translateY(-1px); box-shadow: 0 12px 28px -10px rgba(217, 119, 6, 0.6); }
.btn--ghost {
  color: var(--adaptus-warm-900);
  background: transparent;
  border-color: var(--adaptus-warm-300);
}
.btn--ghost:hover { border-color: var(--adaptus-amber); color: var(--adaptus-amber-deep); }
.btn__arrow { transition: transform 200ms var(--ease-out-expo); }
.btn:hover .btn__arrow { transform: translateX(3px); }

/* Hero decorative layered mockups */
.hero__art {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.5;
  mix-blend-mode: multiply;
  background:
    radial-gradient(circle at 88% 18%, rgba(245,158,11,0.10), transparent 45%),
    radial-gradient(circle at 12% 90%, rgba(217,93,43,0.07), transparent 50%);
}
.hero__scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--adaptus-warm-500);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.hero__scroll::after {
  content: "";
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, var(--adaptus-warm-500), transparent);
  animation: hero-scroll-pulse 2.4s var(--ease-out-expo) infinite;
}
@keyframes hero-scroll-pulse {
  0%   { transform: scaleY(0.4); transform-origin: top; opacity: 0.2; }
  60%  { transform: scaleY(1);   opacity: 1; }
  100% { transform: scaleY(0.4); transform-origin: bottom; opacity: 0.2; }
}

/* ==========================================================================
   Section primitives (brief §5)
   ========================================================================== */
.section {
  padding: var(--section-pad-y) var(--container-px);
  position: relative;
}
.section--soft   { background: var(--adaptus-warm-100); }
.section--white  { background: #ffffff; }
.section--dark   { background: var(--adaptus-warm-900); color: var(--adaptus-warm-100); }
.section--deep   { background: var(--adaptus-warm-black); color: var(--adaptus-warm-100); }

.section__inner {
  max-width: var(--container);
  margin: 0 auto;
}
.section__head {
  text-align: center;
  max-width: 780px;
  margin: 0 auto clamp(3rem, 6vw, 5rem);
}
.section__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--adaptus-amber-deep);
  margin-bottom: 18px;
  display: inline-block;
}
.section__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(36px, 5.4vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--adaptus-warm-black);
  margin: 0 0 18px;
}
.section__title span { display: block; }
.section--dark .section__title,
.section--deep .section__title { color: var(--adaptus-warm-white); }
.section__desc {
  font-size: clamp(16px, 1.2vw, 18px);
  line-height: 1.6;
  color: var(--adaptus-warm-600);
  margin: 0;
}
.section--dark .section__desc,
.section--deep .section__desc { color: var(--adaptus-warm-400); }

/* ==========================================================================
   Trust strip (brief §5.3 standalone)
   ========================================================================== */
.truststrip {
  padding: 24px var(--container-px);
  background: var(--adaptus-warm-100);
  border-top: 1px solid var(--adaptus-warm-200);
  border-bottom: 1px solid var(--adaptus-warm-200);
}
.truststrip__inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 14px 36px;
  font-size: 14px;
  color: var(--adaptus-warm-700);
  font-weight: 500;
}
.truststrip__sep { color: var(--adaptus-warm-400); }

/* ==========================================================================
   Variant cards grid (brief §6 product-card pattern)
   ========================================================================== */
.variants-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}
.variants-grid > .variant-card:last-child {
  grid-column: 1 / -1;
  max-width: calc(50% - 14px);
  justify-self: center;
}
@media (max-width: 880px) {
  .variants-grid { grid-template-columns: 1fr; gap: 24px; }
  .variants-grid > .variant-card:last-child { max-width: 100%; }
}
.variant-card {
  background: var(--surface-card);
  border: 1px solid var(--adaptus-warm-200);
  border-radius: var(--radius-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 350ms var(--ease-out-expo), box-shadow 350ms var(--ease-out-expo), border-color 350ms var(--ease-out-expo);
}
.variant-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 50px -28px rgba(28, 25, 23, 0.18);
  border-color: var(--adaptus-terracotta);
}
.variant-card__body {
  padding: 28px 28px 22px;
}
.variant-card__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--adaptus-amber-deep);
  margin-bottom: 8px;
}
.variant-card__name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 32px;
  line-height: 1.05;
  letter-spacing: -0.012em;
  color: var(--adaptus-warm-black);
  margin: 0 0 12px;
}
.variant-card__name em {
  font-style: italic;
  color: var(--adaptus-terracotta);
}
.variant-card__rationale {
  color: var(--adaptus-warm-700);
  font-size: 15px;
  line-height: 1.55;
  margin: 0 0 18px;
}
.variant-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}
.tag {
  display: inline-block;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 500;
  border-radius: var(--radius-pill);
  background: var(--adaptus-warm-100);
  color: var(--adaptus-warm-700);
  border: 1px solid var(--adaptus-warm-200);
}
.variant-card__frame {
  position: relative;
  background: var(--adaptus-warm-100);
  border-top: 1px solid var(--adaptus-warm-200);
}
.variant-card__frame iframe {
  display: block;
  width: 100%;
  height: 540px;
  border: 0;
  background: #fff;
}
.variant-card__foot {
  padding: 18px 28px 24px;
  border-top: 1px solid var(--adaptus-warm-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--surface-card);
}
.variant-card__open {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--adaptus-amber-deep);
  font-weight: 600;
  font-size: 14px;
  transition: gap 180ms var(--ease-out-expo);
}
.variant-card__open:hover {
  gap: 10px;
  color: var(--adaptus-terracotta);
}
.variant-card__meta {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--adaptus-warm-500);
  letter-spacing: 0.04em;
}

/* ==========================================================================
   Brief stats (brief §5.8 — dark section with large serif numerals)
   ========================================================================== */
.brief-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.brief-item {
  padding: 36px 28px;
  border: 1px solid var(--adaptus-warm-800);
  border-radius: var(--radius-card);
  background: rgba(255,255,255,0.02);
  transition: border-color 250ms var(--ease-out-expo);
}
.brief-item:hover { border-color: var(--adaptus-terracotta); }
.brief-item__num {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 72px;
  line-height: 1;
  letter-spacing: -0.022em;
  color: var(--adaptus-warm-white);
  margin-bottom: 18px;
  display: block;
}
.brief-item__num::after {
  content: "";
  display: block;
  width: 32px;
  height: 2px;
  background: var(--adaptus-amber);
  margin-top: 12px;
  border-radius: 1px;
}
.brief-item__copy {
  font-size: 15px;
  line-height: 1.55;
  color: var(--adaptus-warm-400);
  margin: 0;
}
@media (max-width: 880px) {
  .brief-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .brief-item { padding: 28px 22px; }
  .brief-item__num { font-size: 56px; }
}

/* ==========================================================================
   Process steps (brief §5.11 — four numbered)
   ========================================================================== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.process-card {
  background: var(--surface-card);
  border: 1px solid var(--adaptus-warm-200);
  border-radius: var(--radius-card);
  padding: 36px 28px 30px;
  position: relative;
  transition: transform 250ms var(--ease-out-expo), box-shadow 250ms var(--ease-out-expo), border-color 250ms var(--ease-out-expo);
}
.process-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 36px -22px rgba(28,25,23,0.16);
  border-color: var(--adaptus-amber);
}
.process-card__num {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 88px;
  line-height: 0.9;
  color: var(--adaptus-amber);
  margin-bottom: 18px;
  display: block;
}
.process-card__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 18px;
  color: var(--adaptus-warm-black);
  margin: 0 0 10px;
}
.process-card__copy {
  color: var(--adaptus-warm-700);
  font-size: 14.5px;
  line-height: 1.55;
  margin: 0;
}
@media (max-width: 880px) {
  .process-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 520px) {
  .process-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Objection handler (brief §5.15 — "💡 Common concern:" pattern)
   ========================================================================== */
.objection {
  max-width: 920px;
  margin: 0 auto;
  background: var(--surface-card);
  border: 1px solid var(--adaptus-warm-200);
  border-left: 4px solid var(--adaptus-amber);
  border-radius: var(--radius-card);
  padding: 36px 38px 34px;
  box-shadow: 0 18px 40px -28px rgba(28,25,23,0.12);
}
.objection__label {
  font-weight: 600;
  font-size: 14px;
  color: var(--adaptus-amber-deep);
  letter-spacing: 0.01em;
  margin-bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.objection__quote {
  font-family: var(--font-display);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.3;
  letter-spacing: -0.012em;
  color: var(--adaptus-warm-black);
  margin: 0 0 18px;
}
.objection__body {
  font-size: 16px;
  line-height: 1.6;
  color: var(--adaptus-warm-700);
  margin: 0;
}

/* ==========================================================================
   Final CTA dark section
   ========================================================================== */
.final-cta {
  padding: clamp(5rem, 12vw, 9rem) var(--container-px);
  background: var(--adaptus-warm-black);
  color: var(--adaptus-warm-white);
  position: relative;
  overflow: hidden;
}
.final-cta::before {
  content: "";
  position: absolute;
  inset: -1px;
  background:
    radial-gradient(circle at 18% 30%, rgba(245,158,11,0.10), transparent 50%),
    radial-gradient(circle at 85% 80%, rgba(217,93,43,0.08), transparent 55%);
  pointer-events: none;
}
.final-cta__inner {
  position: relative;
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}
.final-cta__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--adaptus-warm-white);
  margin: 0 0 28px;
}
.final-cta__title em {
  font-style: italic;
  color: var(--adaptus-amber);
}
.final-cta__ctas {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-bottom: 36px;
}
.final-cta .btn--ghost {
  color: var(--adaptus-warm-white);
  border-color: var(--adaptus-warm-700);
}
.final-cta .btn--ghost:hover {
  border-color: var(--adaptus-amber);
  color: var(--adaptus-amber);
}
.trust-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 26px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--adaptus-warm-400);
}
.trust-row span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.trust-row span::before {
  content: "✓";
  color: var(--adaptus-amber);
  font-weight: 700;
}

/* ==========================================================================
   Footer (brief §5.16)
   ========================================================================== */
.site-footer {
  background: var(--adaptus-warm-black);
  color: var(--adaptus-warm-400);
  padding: 64px var(--container-px) 36px;
  border-top: 1px solid var(--adaptus-warm-800);
}
.site-footer__inner {
  max-width: var(--container);
  margin: 0 auto;
}
.site-footer__top {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 36px;
  margin-bottom: 48px;
}
.site-footer__col h4 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--adaptus-warm-200);
  margin: 0 0 16px;
}
.site-footer__col ul { list-style: none; margin: 0; padding: 0; }
.site-footer__col li { margin-bottom: 9px; }
.site-footer__col a {
  color: var(--adaptus-warm-500);
  font-size: 14px;
  transition: color 180ms var(--ease-out-expo);
}
.site-footer__col a:hover { color: var(--adaptus-amber); }
.site-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.site-footer__brand img {
  height: 38px;
  width: auto;
}
.site-footer__brand p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--adaptus-warm-500);
  margin: 0;
}
@media (max-width: 880px) {
  .site-footer__top { grid-template-columns: 1fr 1fr; }
  .site-footer__brand { grid-column: 1 / -1; }
}

.subsidiaries {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 22px 24px;
  background: var(--adaptus-warm-900);
  border: 1px solid var(--adaptus-warm-800);
  border-radius: var(--radius);
  margin: 0 0 36px;
}
.subsidiaries__label {
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--adaptus-amber);
}
.subsidiaries__name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 22px;
  color: var(--adaptus-warm-white);
}
.subsidiaries__copy {
  font-size: 13.5px;
  color: var(--adaptus-warm-500);
  margin-left: auto;
  max-width: 360px;
}
.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  padding-top: 28px;
  border-top: 1px solid var(--adaptus-warm-800);
  font-size: 13px;
  color: var(--adaptus-warm-500);
}
.site-footer__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid var(--adaptus-warm-800);
  color: var(--adaptus-warm-400);
  transition: border-color 180ms var(--ease-out-expo), color 180ms var(--ease-out-expo);
}
.site-footer__social a:hover {
  border-color: var(--adaptus-amber);
  color: var(--adaptus-amber);
}

/* ==========================================================================
   Admin dashboard (gated under /admin/<passcode>/)
   ========================================================================== */
.passcode-gate {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--adaptus-warm-white);
  padding: 40px 20px;
}
.passcode-card {
  width: 100%;
  max-width: 420px;
  background: var(--surface-card);
  border: 1px solid var(--adaptus-warm-200);
  border-radius: var(--radius-card);
  padding: 40px 32px 32px;
  text-align: center;
  box-shadow: 0 24px 60px -32px rgba(28,25,23,0.18);
}
.passcode-card__lock {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  background: var(--adaptus-warm-100);
  margin-bottom: 18px;
  color: var(--adaptus-amber-deep);
}
.passcode-card__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 28px;
  margin: 0 0 6px;
  color: var(--adaptus-warm-black);
}
.passcode-card__sub {
  font-size: 14px;
  color: var(--adaptus-warm-500);
  margin: 0 0 24px;
}
.passcode-card__field {
  display: block;
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  color: var(--adaptus-warm-700);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.passcode-card__input {
  width: 100%;
  padding: 13px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--adaptus-warm-200);
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.06em;
  background: var(--adaptus-warm-white);
  color: var(--adaptus-warm-900);
  margin-bottom: 18px;
  transition: border-color 180ms var(--ease-out-expo);
}
.passcode-card__input:focus {
  outline: none;
  border-color: var(--adaptus-amber);
  box-shadow: 0 0 0 3px rgba(245,158,11,0.18);
}
.passcode-card__error {
  color: var(--adaptus-terracotta);
  font-size: 13.5px;
  margin: -8px 0 14px;
  min-height: 1.2em;
}
.passcode-card .btn { width: 100%; justify-content: center; }

.dash-shell {
  max-width: var(--container);
  margin: 0 auto;
  padding: 56px var(--container-px) 96px;
}
.dash-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: 36px;
}
.dash-head__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12px;
  font-weight: 600;
  color: var(--adaptus-amber-deep);
  margin-bottom: 10px;
}
.dash-head__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(34px, 4.4vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--adaptus-warm-black);
}
.dash-head__sub {
  font-size: 14.5px;
  color: var(--adaptus-warm-500);
  margin: 6px 0 0;
  max-width: 540px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 56px;
}
@media (max-width: 880px) { .metrics-grid { grid-template-columns: repeat(2, 1fr); } }
.metric-card {
  background: var(--surface-card);
  border: 1px solid var(--adaptus-warm-200);
  border-radius: var(--radius-card);
  padding: 22px 24px;
  transition: border-color 250ms var(--ease-out-expo), transform 250ms var(--ease-out-expo);
}
.metric-card:hover { border-color: var(--adaptus-amber); transform: translateY(-2px); }
.metric-card__label {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--adaptus-warm-500);
  margin: 0 0 8px;
}
.metric-card__value {
  font-family: var(--font-display);
  font-size: 44px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--adaptus-warm-black);
  margin: 0;
}
.metric-card__hint {
  font-size: 12.5px;
  color: var(--adaptus-warm-500);
  margin: 8px 0 0;
}

.panel {
  background: var(--surface-card);
  border: 1px solid var(--adaptus-warm-200);
  border-radius: var(--radius-card);
  padding: 28px 30px 26px;
  margin-bottom: 32px;
}
.panel__head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 12px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}
.panel__title {
  font-family: var(--font-display);
  font-size: 28px;
  letter-spacing: -0.012em;
  line-height: 1.1;
  color: var(--adaptus-warm-black);
  margin: 0 0 4px;
}
.panel__sub {
  font-size: 14px;
  color: var(--adaptus-warm-500);
  margin: 0;
}

.data-table-wrap { overflow-x: auto; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.data-table th, .data-table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--adaptus-warm-200);
  vertical-align: top;
}
.data-table th {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--adaptus-warm-500);
  font-weight: 600;
}
.data-table td { color: var(--adaptus-warm-900); }
.data-table tr:last-child td { border-bottom: 0; }
.data-table td code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  padding: 2px 6px;
  background: var(--adaptus-warm-100);
  border-radius: 6px;
}
.data-table .pill {
  display: inline-block;
  padding: 3px 9px;
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  background: var(--adaptus-warm-100);
  color: var(--adaptus-amber-deep);
  border: 1px solid var(--adaptus-warm-200);
  letter-spacing: 0.04em;
}

.empty-state {
  padding: 48px 18px;
  text-align: center;
  font-size: 14px;
  color: var(--adaptus-warm-500);
}
.empty-state code {
  font-family: var(--font-mono);
  background: var(--adaptus-warm-100);
  padding: 2px 8px;
  border-radius: 6px;
}

.heatmaps-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}
@media (max-width: 1100px) { .heatmaps-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px)  { .heatmaps-grid { grid-template-columns: repeat(2, 1fr); } }
.heatmap-cell {
  background: var(--adaptus-warm-100);
  border-radius: var(--radius);
  border: 1px solid var(--adaptus-warm-200);
  padding: 14px 12px;
}
.heatmap-cell__label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--adaptus-amber-deep);
  margin: 0 0 4px;
  text-transform: uppercase;
}
.heatmap-cell__name {
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.2;
  color: var(--adaptus-warm-black);
  margin: 0 0 10px;
}
.heatmap-cell__canvas {
  width: 100%;
  aspect-ratio: 16/10;
  background: var(--adaptus-warm-white);
  border-radius: 8px;
  border: 1px solid var(--adaptus-warm-200);
  display: block;
}
.heatmap-cell__count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--adaptus-warm-500);
  margin: 8px 0 0;
}

.feedback-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
}
.feedback-card {
  background: var(--adaptus-warm-100);
  border: 1px solid var(--adaptus-warm-200);
  border-radius: var(--radius);
  padding: 18px 20px 16px;
  position: relative;
}
.feedback-card__top {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 10px;
  margin-bottom: 10px;
}
.feedback-card__variant {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--adaptus-amber-deep);
}
.feedback-card__time {
  font-size: 12px;
  color: var(--adaptus-warm-500);
  font-family: var(--font-mono);
}
.feedback-card__body {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--adaptus-warm-900);
  margin: 0 0 10px;
}
.feedback-card__email {
  font-size: 12.5px;
  color: var(--adaptus-warm-500);
  font-family: var(--font-mono);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.toolbar .btn { padding: 10px 16px; font-size: 14px; }

/* ==========================================================================
   Scroll-aware utilities
   ========================================================================== */
.no-scroll { overflow: hidden; }
[hidden] { display: none !important; }

/* ==========================================================================
   Feedback form — open anonymous note (added 2026-07-09)
   ========================================================================== */
.section--cream { background: var(--adaptus-warm-50); }
.feedback {
  max-width: 760px;
  margin: 0 auto;
  background: var(--adaptus-warm-white);
  border: 1px solid var(--adaptus-warm-200);
  border-radius: var(--radius-card);
  padding: 32px;
  box-shadow: 0 18px 40px -28px rgba(28,25,23,0.12);
}
.feedback__label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--adaptus-warm-700);
  margin-bottom: 12px;
}
.feedback__input {
  width: 100%;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  color: var(--adaptus-warm-black);
  background: var(--adaptus-warm-50);
  border: 1px solid var(--adaptus-warm-200);
  border-radius: 8px;
  padding: 14px 16px;
  resize: vertical;
  min-height: 96px;
  transition: border-color 200ms ease, box-shadow 200ms ease, background 200ms ease;
}
.feedback__input:focus { outline: none; border-color: var(--adaptus-amber); box-shadow: 0 0 0 3px rgba(217,119,6,0.18); background: #fff; }
.feedback__row {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
  margin-top: 16px;
}
.feedback__name {
  flex: 1 1 220px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--adaptus-warm-black);
  background: var(--adaptus-warm-50);
  border: 1px solid var(--adaptus-warm-200);
  border-radius: 8px;
  padding: 12px 14px;
  transition: border-color 200ms ease, box-shadow 200ms ease;
}
.feedback__name:focus { outline: none; border-color: var(--adaptus-amber); box-shadow: 0 0 0 3px rgba(217,119,6,0.18); background: #fff; }
.feedback__submit { flex: 0 0 auto; min-height: 44px; }
.feedback__hint { font-size: 13px; color: var(--adaptus-warm-500); margin: 14px 0 0; }
.feedback__hint a { color: var(--adaptus-amber-deep); text-decoration: underline; text-underline-offset: 2px; }
.feedback__hint a:hover { color: var(--adaptus-warm-black); }

/* ==========================================================================
   Grain — subtle film-stock noise overlay (added 2026-07-09)
   ========================================================================== */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1000;
  opacity: .04;
  background-image:
    radial-gradient(circle at 25% 25%, rgba(217,119,6,.3) 1px, transparent 1px),
    radial-gradient(circle at 75% 75%, rgba(28,25,23,.3) 1px, transparent 1px);
  background-size: 3px 3px, 5px 5px;
  mix-blend-mode: multiply;
}
.grain::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='1.4' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.11 0 0 0 0 0.10 0 0 0 0 0.09 0 0 0 0.5 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.6'/%3E%3C/svg%3E");
  opacity: .6;
  mix-blend-mode: overlay;
}

/* ==========================================================================
   Designed focus rings — replaces browser default (added 2026-07-09)
   ========================================================================== */
:focus { outline: none; }
:focus-visible {
  outline: 3px solid var(--adaptus-amber);
  outline-offset: 3px;
  box-shadow: 0 0 0 6px rgba(217,119,6,0.18);
  transition: outline-offset 120ms ease, box-shadow 120ms ease;
}
.btn:focus-visible { outline-offset: 4px; }

/* ==========================================================================
   44px touch targets on primary nav (added 2026-07-09)
   ========================================================================== */
.site-nav a { min-height: 44px; display: inline-flex; align-items: center; padding: .35rem .25rem; }
.site-header__cta { min-height: 44px; }

/* ==========================================================================
   Reduced motion (added 2026-07-09)
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .grain { display: none; }
}

/* ==========================================================================
   Print
   ========================================================================== */
@media print {
  .site-header, .site-footer__top > div:last-of-type, .site-footer__bottom { display: none; }
}