/* ============================================================
   麒麟娱乐 — Site Kit /assets/site.css
   墨渊底 · 鳞甲深绿 · 鎏金 · 朱砂红
   ============================================================ */

/* ---------- 1. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body,
h1, h2, h3, h4, h5, h6,
p, figure, blockquote, dl, dd, ul, ol {
  margin: 0;
}

ul, ol { padding: 0; }

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
}

a { color: inherit; text-decoration: none; }

/* ---------- 2. Tokens ---------- */
:root {
  color-scheme: dark;

  --ink: #0B1F1A;
  --scale: #12312A;
  --qilin: #1C4A3C;
  --jade: #2E7A5F;
  --gold: #C9A227;
  --gold-soft: #E8C766;
  --cinnabar: #C0392B;
  --paper: #F3F0E6;
  --mist: #D7E3DE;
  --ash: #8FA9A1;

  --line-gold: rgba(201, 162, 39, 0.32);
  --line-gold-strong: rgba(201, 162, 39, 0.6);
  --line-soft: rgba(215, 227, 222, 0.14);

  --font-display: "Songti SC", "Noto Serif SC", "Source Han Serif SC", Georgia, "Times New Roman", serif;
  --font-sans: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  --radius-s: 3px;
  --radius-m: 10px;
  --radius-l: 18px;

  --shadow-hard: 6px 6px 0 rgba(4, 14, 11, 0.72);
  --shadow-soft: 0 22px 46px -26px rgba(0, 0, 0, 0.95);

  --header-h: 76px;
  --wrap: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
  --ease: cubic-bezier(0.2, 0.7, 0.3, 1);
}

@media (max-width: 900px) {
  :root { --header-h: 66px; }
}

/* ---------- 3. Base ---------- */
body {
  min-height: 100vh;
  background-color: var(--ink);
  background-image:
    radial-gradient(1100px 620px at 84% -10%, rgba(46, 122, 95, 0.34), transparent 62%),
    radial-gradient(880px 520px at 2% 6%, rgba(28, 74, 60, 0.52), transparent 58%),
    radial-gradient(760px 760px at 52% 118%, rgba(201, 162, 39, 0.1), transparent 68%),
    linear-gradient(180deg, #0B1F1A 0%, #0A1B17 48%, #071411 100%);
  color: var(--paper);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

h1 { font-size: clamp(2rem, 5.4vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); }

p { max-width: 68ch; }

strong { color: var(--gold-soft); font-weight: 700; }

::selection {
  background: rgba(201, 162, 39, 0.34);
  color: #FFFDF4;
}

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

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

.meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ash);
}

.rule {
  height: 1px;
  border: 0;
  margin-block: clamp(24px, 4vw, 48px);
  background: linear-gradient(90deg, var(--line-gold-strong), rgba(201, 162, 39, 0));
}

/* ---------- 4. Skip link ---------- */
.skip-link {
  position: absolute;
  top: -80px;
  left: 16px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--gold);
  color: #14100A;
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: var(--radius-s);
  box-shadow: 0 8px 22px -10px rgba(0, 0, 0, 0.9);
  transition: top 0.22s var(--ease);
}

.skip-link:focus { top: 14px; }

/* ---------- 5. Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: linear-gradient(180deg, rgba(8, 21, 18, 0.97) 0%, rgba(9, 24, 20, 0.86) 100%);
  -webkit-backdrop-filter: blur(14px) saturate(1.15);
  backdrop-filter: blur(14px) saturate(1.15);
  border-bottom: 1px solid var(--line-gold);
  transition: box-shadow 0.24s var(--ease), background-color 0.24s var(--ease);
}

.site-header[data-scrolled="true"] {
  box-shadow: 0 18px 34px -24px rgba(0, 0, 0, 0.95);
  background: linear-gradient(180deg, rgba(7, 19, 16, 0.99) 0%, rgba(8, 21, 18, 0.94) 100%);
}

.header-inner {
  width: 100%;
  max-width: var(--wrap);
  min-height: var(--header-h);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(12px, 3vw, 32px);
}

/* Brand */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding-block: 6px;
  flex: 0 0 auto;
}

.brand-mark {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line-gold-strong);
  border-radius: var(--radius-s);
  background:
    radial-gradient(circle at 30% 20%, rgba(232, 199, 102, 0.22), transparent 62%),
    linear-gradient(160deg, #1C4A3C, #0C231D);
  box-shadow: inset 0 0 0 1px rgba(11, 31, 26, 0.9), 0 6px 16px -10px rgba(0, 0, 0, 0.9);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: auto 4px 4px auto;
  width: 6px;
  height: 6px;
  background: var(--gold);
  opacity: 0.85;
}

.brand-mark-core {
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--gold-soft);
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.06rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.2;
  color: var(--paper);
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ash);
  line-height: 1.2;
}

.brand:hover .brand-mark,
.brand:focus-visible .brand-mark {
  border-color: var(--gold-soft);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.16);
}

.brand--footer .brand-mark { width: 48px; height: 48px; }
.brand--footer .brand-mark-core { font-size: 1.4rem; }
.brand--footer .brand-name { font-size: 1.15rem; }

/* Nav toggle */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 10px 13px;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-s);
  background: rgba(18, 49, 42, 0.9);
  color: var(--paper);
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.nav-toggle:hover { border-color: var(--gold-soft); }

.nav-toggle-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--ash);
}

.nav-toggle-glyph {
  position: relative;
  display: block;
  width: 18px;
  height: 2px;
  background: var(--gold-soft);
  transition: background-color 0.2s var(--ease);
}

.nav-toggle-glyph::before,
.nav-toggle-glyph::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--gold-soft);
  transition: transform 0.24s var(--ease);
}

.nav-toggle-glyph::before { top: -6px; }
.nav-toggle-glyph::after { top: 6px; }

.nav-toggle[aria-expanded="true"] .nav-toggle-glyph { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-glyph::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-glyph::after { transform: translateY(-6px) rotate(-45deg); }

/* Nav */
.primary-nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.6vw, 34px);
  margin-left: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.8vw, 26px);
  list-style: none;
}

.nav-item { list-style: none; }

.nav-link {
  position: relative;
  display: inline-block;
  padding: 10px 2px;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  color: rgba(243, 240, 230, 0.78);
  transition: color 0.18s var(--ease);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), var(--gold-soft));
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.24s var(--ease);
}

.nav-link:hover { color: var(--paper); }
.nav-link:hover::after { transform: scaleX(1); }

.nav-link[aria-current="page"] {
  color: var(--gold-soft);
}

.nav-link[aria-current="page"]::before {
  content: "";
  position: absolute;
  top: 4px;
  left: -10px;
  width: 5px;
  height: 5px;
  background: var(--gold);
  transform: rotate(45deg);
}

.nav-link[aria-current="page"]::after { transform: scaleX(1); }

.header-cta {
  flex: 0 0 auto;
  animation: ql-breathe 4.6s ease-in-out infinite;
}

@keyframes ql-breathe {
  0%, 100% { box-shadow: 0 10px 24px -14px rgba(192, 57, 43, 0.85), 0 0 0 0 rgba(192, 57, 43, 0.32); }
  50% { box-shadow: 0 14px 30px -12px rgba(192, 57, 43, 0.95), 0 0 0 6px rgba(192, 57, 43, 0.06); }
}

.nav-note {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--ash);
}

/* Scroll progress */
.scroll-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  overflow: hidden;
  background: rgba(201, 162, 39, 0.14);
}

.scroll-progress-bar {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--jade), var(--gold), var(--gold-soft));
}

body[data-nav-locked] { overflow: hidden; }

/* ---------- 6. Footer ---------- */
.site-footer {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-top: clamp(48px, 7vw, 96px);
  border-top: 1px solid var(--line-gold);
  background: linear-gradient(180deg, rgba(18, 49, 42, 0.55) 0%, rgba(9, 22, 18, 0.98) 62%, #071411 100%);
}

.footer-glow {
  position: absolute;
  left: -12%;
  bottom: -40%;
  width: 560px;
  height: 560px;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.16), transparent 68%);
}

.footer-inner {
  position: relative;
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding: clamp(36px, 5vw, 66px) var(--gutter) clamp(24px, 3vw, 40px);
  display: grid;
  grid-template-columns: minmax(230px, 1fr) minmax(0, 2.2fr);
  gap: clamp(24px, 4vw, 64px);
  align-items: start;
}

.footer-lead { display: grid; justify-items: start; }

.footer-note {
  margin-top: 16px;
  max-width: 34ch;
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--ash);
}

.footer-note--mono {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: rgba(143, 169, 161, 0.88);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr));
  gap: clamp(20px, 3vw, 44px);
}

.footer-title {
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}

.footer-title::after {
  content: "";
  display: block;
  width: 26px;
  height: 1px;
  margin-top: 8px;
  background: var(--line-gold-strong);
}

.footer-list { list-style: none; }

.footer-link {
  display: inline-block;
  padding: 5px 0;
  font-size: 0.9rem;
  color: var(--mist);
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.footer-link:hover,
.footer-link:focus-visible {
  color: var(--gold-soft);
  border-bottom-color: rgba(201, 162, 39, 0.55);
}

.footer-key {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(201, 162, 39, 0.86);
}

.footer-value {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--mist);
  word-break: break-word;
}

.footer-value + .footer-key { margin-top: 14px; }

.footer-legal {
  border-top: 1px solid var(--line-soft);
  background: rgba(7, 20, 17, 0.72);
}

.footer-legal-inner {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding: 16px var(--gutter);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
}

.footer-copy {
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--ash);
}

.footer-icp {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: rgba(201, 162, 39, 0.82);
}

/* ---------- 7. Layout ---------- */
.container {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--narrow { max-width: 820px; }
.container--wide { max-width: 1420px; }

.section { padding-block: clamp(48px, 7vw, 96px); }
.section--tight { padding-block: clamp(28px, 4vw, 52px); }

.section-head {
  display: grid;
  gap: 10px;
  max-width: 64ch;
  margin-bottom: clamp(24px, 3.4vw, 44px);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--gold);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.4vw, 2.5rem);
  line-height: 1.2;
}

.section-lead {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ash);
  max-width: 60ch;
}

.grid {
  display: grid;
  gap: clamp(14px, 2vw, 24px);
}

.grid--auto {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, var(--col-min, 240px)), 1fr));
}

.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

@media (max-width: 760px) {
  .grid--2,
  .grid--3 { grid-template-columns: 1fr; }
}

/* ---------- 8. Panels ---------- */
.panel {
  position: relative;
  padding: clamp(18px, 2.6vw, 30px);
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-m);
  background: linear-gradient(165deg, rgba(28, 74, 60, 0.62) 0%, rgba(11, 31, 26, 0.9) 100%);
  box-shadow: var(--shadow-soft);
}

.panel--frost {
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  background: linear-gradient(165deg, rgba(46, 122, 95, 0.3) 0%, rgba(11, 31, 26, 0.74) 100%);
}

.panel--outline {
  background: transparent;
  border-color: var(--line-soft);
  box-shadow: none;
}

.panel--raised { box-shadow: var(--shadow-hard); }

.panel--hover {
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.panel--hover:hover,
.panel--hover:focus-within {
  transform: translateY(-4px);
  border-color: var(--line-gold-strong);
  box-shadow: 0 26px 44px -26px rgba(0, 0, 0, 0.98), 0 0 0 1px rgba(201, 162, 39, 0.16);
}

.panel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line-gold);
}

.panel-title {
  font-family: var(--font-display);
  font-size: 1.12rem;
  line-height: 1.35;
  letter-spacing: 0.01em;
}

.panel-body p + p { margin-top: 12px; }

.panel-note {
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--ash);
}

/* ---------- 9. Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 14px 22px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.05em;
  text-align: center;
  border: 1px solid transparent;
  border-radius: var(--radius-s);
  cursor: pointer;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease),
              background-color 0.18s var(--ease), color 0.18s var(--ease),
              border-color 0.18s var(--ease);
}

.btn--cinnabar {
  background: linear-gradient(180deg, #CB4436 0%, #A62E22 100%);
  color: #FFF6EE;
  border-color: rgba(255, 214, 201, 0.35);
  box-shadow: 0 10px 24px -14px rgba(192, 57, 43, 0.95), inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.btn--cinnabar:hover {
  transform: translateY(-2px);
  background: linear-gradient(180deg, #D6503F 0%, #B23425 100%);
}

.btn--gold {
  background: linear-gradient(180deg, var(--gold-soft) 0%, var(--gold) 100%);
  color: #1A1408;
  border-color: rgba(255, 244, 200, 0.45);
  box-shadow: 0 10px 24px -16px rgba(201, 162, 39, 0.9);
}

.btn--gold:hover { transform: translateY(-2px); }

.btn--ghost {
  background: rgba(18, 49, 42, 0.6);
  color: var(--paper);
  border-color: var(--line-gold);
}

.btn--ghost:hover {
  transform: translateY(-2px);
  border-color: var(--gold-soft);
  color: var(--gold-soft);
}

.btn--block { width: 100%; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 10. Tags ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-soft);
  background: rgba(201, 162, 39, 0.08);
  border: 1px solid var(--line-gold);
  border-radius: 999px;
}

.tag--jade {
  color: #9ED7C1;
  background: rgba(46, 122, 95, 0.18);
  border-color: rgba(46, 122, 95, 0.6);
}

.tag--cinnabar {
  color: #F5BDB3;
  background: rgba(192, 57, 43, 0.16);
  border-color: rgba(192, 57, 43, 0.55);
}

/* ---------- 11. Media frame ---------- */
.media-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-m);
  background:
    radial-gradient(circle at 76% 12%, rgba(232, 199, 102, 0.18), transparent 58%),
    radial-gradient(circle at 12% 88%, rgba(46, 122, 95, 0.38), transparent 62%),
    linear-gradient(150deg, #1C4A3C 0%, #0A1B17 100%);
  box-shadow: var(--shadow-soft);
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(11, 31, 26, 0) 42%, rgba(11, 31, 26, 0.72) 100%);
}

.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 4 / 5; }
.media-frame--square { aspect-ratio: 1 / 1; }

.media-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--ash);
}

/* ---------- 12. Breadcrumb ---------- */
.breadcrumb { padding-top: 18px; }

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 10px;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--ash);
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  color: rgba(201, 162, 39, 0.55);
}

.breadcrumb-link {
  color: var(--mist);
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.breadcrumb-link:hover {
  color: var(--gold-soft);
  border-bottom-color: var(--line-gold);
}

.breadcrumb-current { color: var(--gold-soft); }

/* ---------- 13. Reveal ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

/* ---------- 14. Responsive ---------- */
@media (max-width: 1024px) {
  .nav-link { font-size: 0.86rem; }
  .header-cta { padding: 12px 18px; font-size: 0.88rem; }
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }

  .primary-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    margin-left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px var(--gutter) 28px;
    max-height: calc(100dvh - var(--header-h));
    overflow-y: auto;
    background: linear-gradient(180deg, #0A1B17 0%, #071411 100%);
    border-bottom: 1px solid var(--line-gold);
    box-shadow: 0 28px 44px -22px rgba(0, 0, 0, 0.95);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-12px);
    pointer-events: none;
    transition: opacity 0.24s var(--ease), transform 0.24s var(--ease), visibility 0.24s var(--ease);
  }

  .primary-nav[data-open="true"] {
    visibility: visible;
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
  }

  .nav-item { border-bottom: 1px solid var(--line-soft); }

  .nav-link {
    display: block;
    padding: 16px 4px;
    font-size: 1.02rem;
    letter-spacing: 0.08em;
  }

  .nav-link::after { display: none; }

  .nav-link[aria-current="page"] {
    padding-left: 14px;
    background: linear-gradient(90deg, rgba(201, 162, 39, 0.16), rgba(201, 162, 39, 0));
  }

  .nav-link[aria-current="page"]::before { left: 4px; top: 22px; }

  .header-cta {
    width: 100%;
    margin-top: 18px;
    padding: 16px 20px;
    animation: none;
  }

  .nav-note { display: block; margin-top: 16px; }

  .footer-inner { grid-template-columns: 1fr; }
  .footer-note { max-width: 46ch; }
}

@media (max-width: 480px) {
  .brand-sub { display: none; }
  .brand-mark { width: 38px; height: 38px; }
  .brand-mark-core { font-size: 1.1rem; }
  .brand-name { font-size: 0.98rem; }
  .btn { padding: 13px 18px; font-size: 0.9rem; }
  .footer-legal-inner { flex-direction: column; align-items: flex-start; }
}

/* ---------- 15. Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .header-cta { animation: none; }

  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}