/* ==========================================================================
   维密品牌 · 电商零售品类集合
   共享外壳样式 /assets/site.css
   ========================================================================== */

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

html, body { margin: 0; padding: 0; }

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

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

button, input, select, textarea { font: inherit; color: inherit; }

a { color: inherit; }

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6, p, figure, blockquote { margin: 0; }

:root {
  /* 色板 */
  --ink: #0B0A0C;
  --ink-soft: #17151A;
  --paper: #FFFFFF;
  --blush: #FBEFF4;
  --brand: #E4007E;
  --brand-deep: #A50E52;
  --brand-dark: #C10069;
  --gold: #C9A46A;
  --gold-ink: #8A6B2E;
  --plum: #3A1B4D;
  --sand: #E7E2DF;
  --slate: #55505A;
  --glow: #FF7BC0;
  --muted-on-ink: #B9B1BD;
  --hairline: rgba(11, 10, 12, 0.12);
  --hairline-light: rgba(255, 255, 255, 0.16);

  /* 字体 */
  --font-display: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Roboto Mono", Menlo, Consolas, "Courier New", monospace;
  --font-script: "Segoe Script", "Bradley Hand", "Kaiti SC", "STKaiti", cursive;

  /* 尺度 */
  --wrap: 1280px;
  --gap: 24px;
  --gap-lg: 48px;
  --r-sm: 14px;
  --r-md: 22px;
  --r-lg: 32px;
  --r-xl: 48px;
  --r-pill: 999px;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.9;
  padding-top: 100px;
  -webkit-font-smoothing: antialiased;
}

/* ---------- 焦点与可访问性 ---------- */
:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
  border-radius: 6px;
}

.site-header :focus-visible,
.site-footer :focus-visible { outline-color: var(--glow); }

#main-content { outline: none; }

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

/* ---------- 排版 ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.display-1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(42px, 7vw, 96px);
  line-height: 1.04;
  letter-spacing: -0.02em;
}

.display-2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 4.6vw, 64px);
  line-height: 1.1;
  letter-spacing: -0.015em;
}

.heading-1 { font-size: clamp(26px, 3vw, 44px); }
.heading-2 { font-size: clamp(21px, 2.2vw, 32px); }
.heading-3 { font-size: clamp(17px, 1.6vw, 22px); }

.lead {
  font-size: clamp(17px, 1.4vw, 20px);
  line-height: 1.85;
  color: var(--slate);
  max-width: 46ch;
}

.prose { max-width: 720px; }
.prose p { margin-bottom: 1.2em; }
.prose p:last-child { margin-bottom: 0; }
.prose ul, .prose ol { list-style: disc; padding-left: 1.4em; margin-bottom: 1.2em; }
.prose ol { list-style: decimal; }
.prose li { margin-bottom: 0.5em; line-height: 2; }
.prose strong { color: var(--brand-deep); font-weight: 600; }
.prose a {
  color: var(--brand-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-ink);
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--gold);
  flex: 0 0 auto;
}

.eyebrow--light { color: var(--gold); }

.gold-rule {
  height: 1px;
  border: 0;
  margin: 32px 0;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.vertical-note {
  writing-mode: vertical-rl;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.32em;
  color: var(--muted-on-ink);
}

.rotate-note {
  display: inline-block;
  transform: rotate(-3deg);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold-ink);
  background: var(--blush);
  border-radius: var(--r-pill);
  padding: 5px 14px;
}

.script-note {
  font-family: var(--font-script);
  font-style: italic;
  font-size: 14px;
  color: var(--brand-deep);
}

/* ---------- 布局 ---------- */
.container {
  width: min(var(--wrap), 100% - 40px);
  margin-inline: auto;
}

.section { padding: clamp(48px, 6vw, 96px) 0; }
[data-section] { scroll-margin-top: 110px; }

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px 32px;
  margin-bottom: clamp(28px, 3.5vw, 48px);
}

.section-title { max-width: 24ch; }
.section-lead { max-width: 52ch; color: var(--slate); font-size: 16px; }

.split {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 7fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: start;
}

.split--wide { grid-template-columns: minmax(0, 4fr) minmax(0, 6fr); }
.split-rail { position: sticky; top: 110px; }

.grid { display: grid; gap: var(--gap); }
.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)); }

/* ---------- 侧栏索引 ---------- */
.index-list { display: grid; gap: 2px; }

.index-link {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  border-radius: var(--r-md);
  color: inherit;
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: background 0.2s ease, color 0.2s ease;
}

.index-link:hover { background: rgba(201, 164, 106, 0.18); }

.index-link.is-active {
  background: var(--brand);
  color: #fff;
  font-weight: 600;
}

.index-link.is-active .index-num { color: rgba(255, 255, 255, 0.85); }

.index-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--gold);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.03em;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.btn--brand { background: var(--brand); color: #fff; }
.btn--brand:hover { background: var(--brand-dark); box-shadow: 0 12px 28px -14px rgba(228, 0, 126, 0.9); }

.btn--line { background: transparent; color: var(--ink); border-color: rgba(11, 10, 12, 0.22); }
.btn--line:hover { border-color: var(--brand); color: var(--brand-deep); }

.btn--ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.32); }
.btn--ghost:hover { border-color: var(--gold); color: var(--gold); }

/* ---------- 标签 / 气泡 ---------- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-pill);
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
  background: transparent;
}

.chip--brand { background: var(--brand); border-color: transparent; color: #fff; font-weight: 600; }
.chip--gold { border-color: var(--gold); color: var(--gold-ink); }
.chip--plum { background: var(--plum); border-color: transparent; color: #fff; }

.stat-bubble {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 7px 16px;
  border-radius: var(--r-pill);
  background: var(--brand);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
}

.count-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 26px;
  padding: 0 8px;
  border-radius: var(--r-pill);
  background: var(--blush);
  border: 1px solid var(--gold);
  color: var(--gold-ink);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

/* ---------- 面包屑 ---------- */
.breadcrumb { margin: 0 0 28px; }

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.breadcrumb-item { display: inline-flex; align-items: center; gap: 8px; color: var(--slate); }
.breadcrumb-item a { color: var(--slate); text-decoration: none; }
.breadcrumb-item a:hover { color: var(--brand-deep); text-decoration: underline; text-underline-offset: 3px; }
.breadcrumb-item + .breadcrumb-item::before { content: "∕"; color: var(--gold); }
.breadcrumb-item[aria-current="page"] { color: var(--brand-deep); font-weight: 600; }

/* ---------- 面板 / 表格 ---------- */
.panel {
  border-radius: var(--r-lg);
  padding: clamp(22px, 3vw, 34px);
  background: var(--blush);
}

.panel--ink { background: var(--ink); color: #fff; }
.panel--ink .lead, .panel--ink .section-lead { color: var(--muted-on-ink); }
.panel--sand { background: var(--sand); }
.panel--blush { background: var(--blush); }

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  line-height: 1.8;
}

.table caption {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold-ink);
  padding-bottom: 12px;
}

.table th, .table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--hairline);
  vertical-align: top;
}

.table thead th {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink);
  border-bottom-color: var(--gold);
}

.table tbody tr:nth-child(even) { background: var(--sand); }

/* ---------- 折叠面板 ---------- */
.disclosure { border-top: 1px solid var(--hairline); }
.disclosure:last-of-type { border-bottom: 1px solid var(--hairline); }

.disclosure-head { margin: 0; }

.disclosure-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 4px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--ink);
}

.disclosure-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
}

.disclosure-trigger:hover .disclosure-title { color: var(--brand-deep); }

.disclosure-icon {
  position: relative;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  color: var(--brand);
  transition: transform 0.26s ease;
}

.disclosure-icon::before,
.disclosure-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: currentColor;
  border-radius: 2px;
}

.disclosure-icon::before { width: 15px; height: 1.5px; transform: translate(-50%, -50%); }
.disclosure-icon::after { width: 1.5px; height: 15px; transform: translate(-50%, -50%); }

.disclosure[data-open] .disclosure-icon { transform: rotate(45deg); }

.disclosure-panel {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows 0.3s ease, opacity 0.24s ease;
}

.disclosure-panel > * { overflow: hidden; }

.disclosure[data-open] .disclosure-panel { grid-template-rows: 1fr; opacity: 1; }

.disclosure-body {
  padding: 0 4px 24px;
  max-width: 720px;
  color: var(--slate);
  line-height: 2;
}

.disclosure-body p { margin-bottom: 1em; }
.disclosure-body p:last-child { margin-bottom: 0; }

.disclosure-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

/* ---------- 图片容器基础规则 ---------- */
.media-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-lg);
  aspect-ratio: 4 / 5;
  background:
    radial-gradient(120% 90% at 20% 8%, rgba(255, 123, 192, 0.34), transparent 62%),
    linear-gradient(150deg, #1C1418 0%, #0B0A0C 72%);
}

.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(115deg, rgba(255, 255, 255, 0.16), transparent 44%);
}

.media-frame--wide { aspect-ratio: 16 / 9; border-radius: var(--r-xl); }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--square { aspect-ratio: 1 / 1; border-radius: var(--r-md); }

/* ---------- 渐显 ---------- */
.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.has-js [data-reveal].is-visible { opacity: 1; transform: none; }

/* ==========================================================================
   页头
   ========================================================================== */
.skip-link {
  position: fixed;
  left: 16px;
  top: -120px;
  z-index: 200;
  padding: 10px 20px;
  border-radius: var(--r-pill);
  background: var(--brand);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: top 0.22s ease;
}

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

.site-header {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  z-index: 80;
  padding: 14px 0;
  pointer-events: none;
  transition: padding 0.24s ease;
}

.site-header[data-stuck] { padding: 8px 0; }

.header-inner {
  pointer-events: auto;
  position: relative;
  width: min(var(--wrap), 100% - 40px);
  min-height: 62px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 10px 12px 10px 24px;
  background: var(--ink);
  color: #fff;
  border-radius: var(--r-pill);
  box-shadow:
    0 20px 48px -28px rgba(11, 10, 12, 0.9),
    inset 0 0 0 1px rgba(201, 164, 106, 0.3);
}

.brand {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-right: 20px;
  margin-right: 2px;
  border-right: 1px solid rgba(201, 164, 106, 0.38);
  color: #fff;
  text-decoration: none;
}

.brand-mark {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.12;
  letter-spacing: 0.06em;
}

.brand-descriptor {
  font-size: 11px;
  line-height: 1.2;
  letter-spacing: 0.16em;
  color: var(--muted-on-ink);
}

.site-nav {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-list { display: flex; align-items: center; gap: 2px; }
.nav-item { display: block; }

.nav-link {
  display: block;
  padding: 9px 15px;
  border-radius: var(--r-pill);
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
  line-height: 1;
  white-space: nowrap;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 0 1px var(--gold);
}

.nav-link[aria-current="page"] {
  background: var(--brand);
  color: #fff;
  font-weight: 600;
  box-shadow: none;
}

.nav-utility { display: none; }

.header-tail {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 18px;
}

.header-utility { display: flex; align-items: center; gap: 14px; }

.utility-link {
  color: rgba(255, 255, 255, 0.62);
  font-size: 12.5px;
  line-height: 1.6;
  text-decoration: none;
  padding-bottom: 1px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.utility-link:hover { color: #fff; border-bottom-color: var(--gold); }

.header-cta { padding: 11px 20px; font-size: 13.5px; }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 10px 16px;
  background: transparent;
  border: 1px solid rgba(201, 164, 106, 0.48);
  border-radius: var(--r-pill);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.nav-toggle:hover { border-color: var(--gold); background: rgba(255, 255, 255, 0.06); }

.nav-toggle-icon { position: relative; display: block; width: 16px; height: 10px; }

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 1.5px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.22s ease, top 0.22s ease;
}

.nav-toggle-icon::before { top: 1px; }
.nav-toggle-icon::after { top: 7px; }

.site-header[data-open] .nav-toggle-icon::before { top: 4px; transform: rotate(45deg); }
.site-header[data-open] .nav-toggle-icon::after { top: 4px; transform: rotate(-45deg); }

.header-progress {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--brand), var(--glow) 55%, var(--gold));
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s ease;
}

.site-header[data-stuck] .header-progress { opacity: 1; }

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer {
  position: relative;
  margin-top: clamp(64px, 9vw, 140px);
  background: var(--ink);
  color: #fff;
  border-radius: var(--r-xl) var(--r-xl) 0 0;
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(78% 58% at 12% 0%, rgba(228, 0, 126, 0.28), transparent 62%),
    radial-gradient(58% 50% at 92% 8%, rgba(58, 27, 77, 0.72), transparent 60%),
    linear-gradient(115deg, rgba(255, 255, 255, 0.06), transparent 46%);
}

.footer-inner {
  position: relative;
  width: min(var(--wrap), 100% - 40px);
  margin-inline: auto;
  padding: clamp(48px, 6vw, 88px) 0 28px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 0.85fr 0.85fr 1.15fr;
  gap: clamp(24px, 4vw, 56px);
}

.footer-mark {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.2;
  letter-spacing: 0.03em;
}

.footer-sub {
  margin-top: 10px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--muted-on-ink);
}

.footer-cta { margin-top: 26px; }

.footer-title {
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.footer-list { display: grid; gap: 11px; }

.footer-list a {
  display: inline-block;
  color: rgba(255, 255, 255, 0.76);
  font-size: 15px;
  line-height: 1.7;
  text-decoration: none;
  transition: color 0.2s ease, transform 0.2s ease;
}

.footer-list a:hover { color: #fff; transform: translateX(3px); }

.footer-contact-list {
  display: grid;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
  word-break: break-word;
}

.footer-note {
  margin-top: 18px;
  max-width: 34ch;
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--muted-on-ink);
}

.footer-bottom {
  margin-top: clamp(40px, 5vw, 64px);
  padding-top: 22px;
  border-top: 1px solid rgba(201, 164, 106, 0.32);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  font-size: 12.5px;
  color: #9A939F;
}

.footer-legal { font-family: var(--font-mono); letter-spacing: 0.06em; }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1180px) {
  .header-utility { display: none; }
}

@media (max-width: 1024px) {
  .nav-link { padding: 9px 12px; font-size: 13.5px; }
  .brand-descriptor { font-size: 10px; letter-spacing: 0.12em; }
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-top { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-contact { grid-column: 1 / -1; }
  .footer-note { max-width: 56ch; }
}

@media (max-width: 900px) {
  body { padding-top: 88px; }

  .site-header { padding: 10px 0; }
  .site-header[data-stuck] { padding: 8px 0; }

  .header-inner {
    width: calc(100% - 24px);
    min-height: 54px;
    gap: 12px;
    padding: 9px 10px 9px 20px;
  }

  .brand { padding-right: 0; margin-right: 0; border-right: 0; }
  .brand-mark { font-size: 17px; }
  .brand-descriptor { display: none; }

  .header-tail { gap: 10px; }
  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 12px;
    background: var(--ink);
    border-radius: var(--r-lg);
    box-shadow:
      0 34px 64px -32px rgba(0, 0, 0, 0.92),
      inset 0 0 0 1px rgba(201, 164, 106, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s;
  }

  .site-header[data-open] .site-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-list { flex-direction: column; align-items: stretch; gap: 4px; }

  .nav-link {
    padding: 13px 16px;
    border-radius: var(--r-sm);
    font-size: 15px;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  }

  .nav-link:hover { box-shadow: inset 0 0 0 1px var(--gold); }

  .nav-utility {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 20px;
    margin-top: 10px;
    padding: 14px 16px 4px;
    border-top: 1px solid rgba(201, 164, 106, 0.3);
  }

  .split,
  .split--wide { grid-template-columns: minmax(0, 1fr); }

  .split-rail { position: static; top: auto; }

  .footer-top { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-contact { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  body { font-size: 15.5px; }
  .container, .footer-inner, .header-inner { width: calc(100% - 32px); }

  .grid--2, .grid--3, .grid--4 { grid-template-columns: minmax(0, 1fr); }

  .footer-top { grid-template-columns: minmax(0, 1fr); }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }

  .section-head { align-items: flex-start; }
}

@media (max-width: 420px) {
  .header-cta { display: none; }
  .nav-toggle { padding: 10px 12px; }
  .nav-toggle-text { display: none; }
}

/* ==========================================================================
   动效克制
   ========================================================================== */
@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;
  }

  .has-js [data-reveal] { opacity: 1; transform: none; }
}