/* =========================================================
   /assets/site.css — 澳门新葡萄 共享外壳
   主题：索引地图 · 葡萄紫 / 新京红 / 暖金 / 深墨绿 / 米杏
   ========================================================= */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 148px;
  height: 100%;
}

body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-sans);
  font-size: clamp(16px, 0.34vw + 15.1px, 18px);
  line-height: 1.8;
  font-weight: 500;
  color: var(--graphite);
  background-color: var(--paper);
  background-image: repeating-linear-gradient(
    90deg,
    rgba(107, 63, 160, 0.06) 0 1px,
    transparent 1px 96px
  );
  overflow-x: hidden;
}

img, svg, video, canvas { max-width: 100%; }
img, video { height: auto; }

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 0.6em;
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--grape-deep);
}

p { margin: 0 0 1.2em; }
p:last-child { margin-bottom: 0; }

a { color: var(--grape); }
a:hover { color: var(--jing); }

ul, ol { margin: 0 0 1.2em; padding-inline-start: 1.2em; }

strong, b { font-weight: 900; color: var(--grape-deep); }

hr { border: 0; border-top: 1px solid var(--hairline); margin: 2rem 0; }

button { font: inherit; color: inherit; }

:target { scroll-margin-top: 150px; }

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

  --grape: #6B3FA0;
  --grape-deep: #3E1F63;
  --grape-ink: #2A123F;
  --jing: #C8102E;
  --jing-dark: #9E0C24;
  --gold: #F2B33D;
  --gold-deep: #E09A1C;
  --ink-green: #14403A;
  --paper: #F6EFE4;
  --lilac: #E7DEF4;
  --glass: rgba(255, 255, 255, 0.62);
  --graphite: #22202A;
  --hairline: #D8C9A3;

  --font-sans: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC",
    "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI",
    Roboto, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "JetBrains Mono",
    "Cascadia Mono", Menlo, Consolas, "Courier New", monospace;

  --gutter: clamp(16px, 4vw, 40px);
  --shell-max: 1240px;
  --radius: 3px;

  --shadow-card: 0 18px 40px -30px rgba(62, 31, 99, 0.85);
  --shadow-lift: 0 26px 52px -30px rgba(62, 31, 99, 0.95);

  --dur: 240ms;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

/* ---------- 3. 焦点可见 ---------- */
:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ---------- 4. 跳过导航 ---------- */
.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  padding: 0.7rem 1.15rem;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: #fff;
  background: var(--jing);
  border-radius: var(--radius);
  text-decoration: none;
  transform: translateY(-180%);
  transition: transform 180ms var(--ease);
}
.skip-link:focus { transform: translateY(0); color: #fff; }

/* ---------- 5. 容器与分区 ---------- */
.shell {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.site-main { display: block; }

.band { padding-block: clamp(40px, 7vw, 88px); }
.band-tight { padding-block: clamp(24px, 4vw, 48px); }
.band-lilac {
  background: linear-gradient(180deg, rgba(231, 222, 244, 0.9), rgba(231, 222, 244, 0.55));
  border-block: 1px solid rgba(107, 63, 160, 0.14);
}
.band-ink {
  background: var(--ink-green);
  color: #E4F0ED;
}
.band-ink h2, .band-ink h3 { color: #fff; }

.divider {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, var(--hairline), rgba(216, 201, 163, 0));
  margin-block: clamp(24px, 4vw, 52px);
}

/* ---------- 6. 排版件 ---------- */
.eyebrow {
  display: inline-block;
  margin-bottom: 0.7rem;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--jing);
}

.section-head {
  display: flex;
  align-items: flex-start;
  gap: clamp(10px, 1.4vw, 18px);
  margin-bottom: clamp(18px, 2.6vw, 32px);
}

.section-num,
.num-badge {
  flex: none;
  display: inline-grid;
  place-items: center;
  min-width: 2.4rem;
  height: 2.4rem;
  padding: 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--grape-ink);
  background: linear-gradient(140deg, var(--gold), var(--gold-deep));
  border-radius: var(--radius);
  box-shadow: 0 10px 20px -16px rgba(42, 18, 63, 0.95);
}
.num-badge { height: auto; min-height: 1.9rem; padding: 0.25rem 0.65rem; }

.section-title {
  position: relative;
  margin: 0;
  padding-left: 0.8rem;
  font-size: clamp(1.5rem, 2.8vw, 2.15rem);
  font-weight: 900;
  color: var(--grape-deep);
}
.section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.16em;
  bottom: 0.16em;
  width: 4px;
  background: var(--grape);
}

.section-kicker {
  margin: 0.45rem 0 0;
  font-size: 0.92rem;
  color: rgba(34, 32, 42, 0.72);
}

.annot {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--grape);
  opacity: 0.78;
}
.annot-gold { color: var(--gold); opacity: 1; }

/* ---------- 7. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.66rem 1.1rem;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1.2;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  background: transparent;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    background-color var(--dur) var(--ease), color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--jing) 0%, var(--jing-dark) 100%);
  box-shadow: 0 14px 26px -18px rgba(200, 16, 46, 0.98);
}
.btn-primary:hover,
.btn-primary:focus-visible {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 20px 34px -18px rgba(200, 16, 46, 0.98);
}

.btn-ghost {
  color: var(--grape-deep);
  border-color: rgba(107, 63, 160, 0.55);
  background: rgba(255, 255, 255, 0.5);
}
.btn-ghost:hover,
.btn-ghost:focus-visible {
  color: var(--grape-deep);
  background: var(--lilac);
  border-color: var(--grape);
}

.btn-gold {
  color: var(--grape-ink);
  background: linear-gradient(135deg, var(--gold), var(--gold-deep));
}
.btn-gold:hover, .btn-gold:focus-visible { color: var(--grape-ink); transform: translateY(-2px); }

.btn-sm { padding: 0.45rem 0.8rem; font-size: 0.82rem; }

/* ---------- 8. 面包屑 ---------- */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 1.4rem;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  color: rgba(34, 32, 42, 0.6);
}
.crumbs li { display: inline-flex; align-items: center; gap: 0.45rem; }
.crumbs li::after { content: "/"; color: var(--gold); }
.crumbs li:last-child::after { content: ""; }
.crumbs a {
  color: var(--grape);
  text-decoration: none;
  border-bottom: 1px solid rgba(107, 63, 160, 0.35);
}
.crumbs a:hover { color: var(--jing); border-bottom-color: var(--jing); }
.crumbs [aria-current="page"] { color: var(--graphite); border-bottom-color: transparent; }

/* ---------- 9. 正文容器 ---------- */
.prose {
  max-width: 70ch;
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--graphite);
}
.prose h2 {
  margin: 2.2em 0 0.7em;
  padding-left: 0.8rem;
  position: relative;
  font-size: clamp(1.3rem, 2.1vw, 1.7rem);
}
.prose h2::before {
  content: "";
  position: absolute;
  left: 0; top: 0.18em; bottom: 0.18em;
  width: 4px;
  background: var(--grape);
}
.prose h3 { margin: 1.8em 0 0.55em; font-size: 1.15rem; }
.prose p { margin: 0 0 1.2em; }
.prose ul, .prose ol { margin: 0 0 1.2em; padding-inline-start: 1.3em; }
.prose li { margin-bottom: 0.35em; }
.prose blockquote {
  margin: 1.6em 0;
  padding: 0.35em 0 0.35em 1.1em;
  border-left: 4px solid var(--gold);
  color: rgba(34, 32, 42, 0.82);
}

/* ---------- 10. 网格与布局工具 ---------- */
.grid { display: grid; gap: clamp(14px, 2vw, 26px); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.layout-aside {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 17rem);
  gap: clamp(20px, 3.4vw, 48px);
  align-items: start;
}
.layout-aside-week {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 2fr);
  gap: clamp(18px, 3vw, 40px);
  align-items: start;
}

.rail {
  border-left: 1px solid var(--hairline);
  padding-left: clamp(12px, 1.8vw, 20px);
}

/* ---------- 11. 材料层 ---------- */
.panel {
  position: relative;
  padding: clamp(18px, 2.4vw, 28px);
  border: 1px solid rgba(62, 31, 99, 0.14);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}
.panel-solid { background: #fff; }
.panel-glass {
  background: var(--glass);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  border-color: rgba(255, 255, 255, 0.6);
}
.panel-ink {
  background: var(--ink-green);
  color: #E4F0ED;
  border-color: rgba(20, 64, 58, 0.6);
}
.panel-ink h2, .panel-ink h3, .panel-ink strong { color: #fff; }
.panel-gold {
  background: linear-gradient(150deg, rgba(242, 179, 61, 0.24), rgba(242, 179, 61, 0.06));
  border-color: rgba(242, 179, 61, 0.55);
}

/* ---------- 12. 图片容器基础规则 ---------- */
.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  isolation: isolate;
  border-radius: var(--radius);
  border: 1px solid rgba(62, 31, 99, 0.16);
  background: linear-gradient(140deg, var(--lilac) 0%, #D6C7EC 100%);
}
.media-frame > img,
.media-frame > video,
.media-frame > svg,
.media-frame > picture > img {
  display: block;
  width: 100%;
  aspect-ratio: var(--ratio, 4 / 3);
  object-fit: cover;
  filter: saturate(1.06) contrast(1.04);
}
.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    160deg,
    rgba(62, 31, 99, 0.62) 0%,
    rgba(107, 63, 160, 0.16) 52%,
    rgba(200, 16, 46, 0.28) 100%
  );
}
.media-frame--soft::after {
  background: linear-gradient(
    160deg,
    rgba(62, 31, 99, 0.34) 0%,
    rgba(107, 63, 160, 0.05) 58%,
    rgba(20, 64, 58, 0.26) 100%
  );
}
.media-caption {
  margin-top: 0.6rem;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: rgba(34, 32, 42, 0.6);
}

/* ---------- 13. 框景首屏结构 ---------- */
.hero-frame {
  position: relative;
  padding: clamp(10px, 1.6vw, 18px);
  border: 1px solid rgba(107, 63, 160, 0.45);
  border-radius: 4px;
  background:
    linear-gradient(180deg, rgba(62, 31, 99, 0.06), rgba(62, 31, 99, 0));
}
.hero-frame::before,
.hero-frame::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid var(--jing);
}
.hero-frame::before { top: -2px; left: -2px; border-right: 0; border-bottom: 0; }
.hero-frame::after { bottom: -2px; right: -2px; border-left: 0; border-top: 0; }
.hero-frame-body { padding: clamp(22px, 4vw, 56px); }
.hero-frame-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 1.2rem;
  padding: 0.55rem clamp(12px, 2vw, 22px);
  border-top: 1px dashed var(--hairline);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--grape);
}

/* ---------- 14. 目录跟随样式 ---------- */
.spy-link {
  display: block;
  padding: 0.42rem 0.6rem 0.42rem 0.85rem;
  position: relative;
  font-size: 0.9rem;
  color: rgba(34, 32, 42, 0.68);
  text-decoration: none;
  border-left: 2px solid rgba(216, 201, 163, 0.85);
  transition: color 160ms var(--ease), border-color 160ms var(--ease),
    background-color 160ms var(--ease);
}
.spy-link:hover { color: var(--grape-deep); background: var(--lilac); }
.spy-link[aria-current="true"] {
  color: var(--jing);
  font-weight: 800;
  border-left-color: var(--jing);
  background: rgba(200, 16, 46, 0.06);
}

/* ---------- 15. 滚动进度与返回顶部 ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  z-index: 90;
  pointer-events: none;
  transform: scaleX(var(--p, 0));
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--grape) 0%, var(--jing) 62%, var(--gold) 100%);
}

.to-top {
  position: fixed;
  right: clamp(12px, 2vw, 28px);
  bottom: clamp(16px, 3vw, 32px);
  z-index: 70;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.42);
  background: linear-gradient(140deg, var(--grape) 0%, var(--grape-deep) 100%);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  box-shadow: 0 18px 32px -20px rgba(62, 31, 99, 0.98);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease),
    visibility var(--dur) linear;
}
.to-top.is-active { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: linear-gradient(140deg, var(--jing) 0%, var(--jing-dark) 100%); }

/* ---------- 16. 进场 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- 17. 头部 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: linear-gradient(180deg, rgba(246, 239, 228, 0.97), rgba(246, 239, 228, 0.87));
  backdrop-filter: blur(14px) saturate(150%);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  border-bottom: 1px solid var(--hairline);
  box-shadow: 0 16px 36px -32px rgba(62, 31, 99, 0.98);
}

.ticker {
  background: linear-gradient(90deg, var(--grape-ink) 0%, var(--grape-deep) 46%, var(--grape) 100%);
  color: #F4ECFF;
  border-bottom: 1px solid rgba(242, 179, 61, 0.32);
}
.ticker-inner {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 30px;
  padding-block: 0.42rem;
}
.ticker-dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(242, 179, 61, 0.22);
  animation: ticker-pulse 2.6s var(--ease) infinite;
}
@keyframes ticker-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(242, 179, 61, 0.22); }
  50% { box-shadow: 0 0 0 9px rgba(242, 179, 61, 0); }
}
.ticker-text {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: #F4ECFF;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ticker-note {
  margin-inline-start: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.header-bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.4vw, 22px);
  min-height: 70px;
  padding-block: 0.55rem;
}

.brand {
  order: 1;
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: inherit;
}
.brand-seal {
  position: relative;
  flex: none;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 33% 28%, #C4A2E6 0 16%, transparent 17%),
    radial-gradient(circle at 64% 36%, #9366CC 0 16%, transparent 17%),
    radial-gradient(circle at 40% 68%, var(--grape) 0 18%, transparent 19%),
    radial-gradient(circle at 72% 70%, #4E2A78 0 15%, transparent 16%),
    linear-gradient(150deg, var(--grape) 0%, var(--grape-deep) 100%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35),
    0 10px 22px -14px rgba(62, 31, 99, 0.95);
}
.brand-seal::after {
  content: "";
  position: absolute;
  inset: -5px;
  border: 1px dashed rgba(107, 63, 160, 0.45);
  border-radius: 50%;
}
.brand-text { display: block; }
.brand-name {
  display: block;
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1.25;
  color: var(--grape-deep);
}
.brand-note {
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  color: var(--grape);
  opacity: 0.85;
}

.nav { order: 2; margin-inline-start: auto; }
.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(2px, 0.5vw, 8px);
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4em;
  padding: 0.5rem 0.72rem;
  font-size: 0.93rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--grape-deep);
  text-decoration: none;
  border-radius: var(--radius);
  border-bottom: 2px solid transparent;
  transition: background-color 160ms var(--ease), color 160ms var(--ease),
    border-color 160ms var(--ease);
}
.nav-index {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--grape);
  opacity: 0.7;
}
.nav-link:hover,
.nav-link:focus-visible {
  background: var(--lilac);
  color: var(--grape-deep);
  border-bottom-color: var(--gold);
}
.nav-link[aria-current="page"] {
  color: #fff;
  background: linear-gradient(135deg, var(--grape) 0%, var(--grape-deep) 100%);
  border-bottom-color: transparent;
  box-shadow: 0 12px 24px -16px rgba(62, 31, 99, 0.98);
}
.nav-link[aria-current="page"] .nav-index { color: var(--gold); opacity: 1; }

.header-actions {
  order: 3;
  flex: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-toggle {
  order: 4;
  display: none;
  align-items: center;
  gap: 0.55rem;
  padding: 0.5rem 0.78rem;
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--grape-deep);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(107, 63, 160, 0.35);
  border-radius: var(--radius);
  cursor: pointer;
}
.nav-toggle:hover { background: var(--lilac); }
.nav-toggle-bars { position: relative; display: block; width: 18px; height: 12px; }
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--grape);
  transition: transform var(--dur) var(--ease), top var(--dur) var(--ease);
}
.nav-toggle-bars::before { top: 0; }
.nav-toggle-bars::after { top: 10px; }
.site-header[data-open] .nav-toggle-bars::before { top: 5px; transform: rotate(45deg); }
.site-header[data-open] .nav-toggle-bars::after { top: 5px; transform: rotate(-45deg); }
.site-header[data-open] .nav-toggle { background: var(--lilac); border-color: var(--grape); }

/* ---------- 18. 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(56px, 9vw, 120px);
  padding-top: clamp(40px, 6vw, 72px);
  padding-bottom: clamp(24px, 4vw, 40px);
  color: #E6DAF6;
  border-top: 3px solid var(--gold);
  background:
    radial-gradient(90% 70% at 92% 4%, rgba(107, 63, 160, 0.62), transparent 62%),
    radial-gradient(70% 60% at 4% 100%, rgba(20, 64, 58, 0.62), transparent 60%),
    linear-gradient(168deg, #2C1444 0%, #3E1F63 48%, #25123B 100%);
  background-color: var(--grape-deep);
}
.site-footer::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 22%;
  max-width: 320px;
  height: 3px;
  background: var(--jing);
}
.site-footer a { color: rgba(230, 218, 246, 0.86); }

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 0.85fr));
  gap: clamp(24px, 3.4vw, 48px);
  padding-bottom: clamp(26px, 4vw, 44px);
  border-bottom: 1px solid rgba(216, 201, 163, 0.28);
}

.footer-seal {
  display: block;
  width: 38px;
  height: 38px;
  margin-bottom: 0.85rem;
  border-radius: 50%;
  background:
    radial-gradient(circle at 33% 28%, #C4A2E6 0 16%, transparent 17%),
    radial-gradient(circle at 64% 36%, #9366CC 0 16%, transparent 17%),
    radial-gradient(circle at 40% 68%, var(--grape) 0 18%, transparent 19%),
    linear-gradient(150deg, var(--grape) 0%, var(--grape-deep) 100%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.28);
}
.footer-brand-name {
  margin: 0 0 0.3rem;
  font-size: 1.28rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: #fff;
}
.footer-brand-sub {
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--gold);
}
.footer-hours {
  max-width: 34ch;
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(230, 218, 246, 0.78);
}

.footer-title {
  position: relative;
  margin: 0 0 0.9rem;
  padding-left: 0.7rem;
  font-size: 0.95rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: #fff;
}
.footer-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.16em;
  bottom: 0.16em;
  width: 4px;
  background: var(--gold);
}
.footer-links {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.footer-links a {
  display: inline-block;
  font-size: 0.92rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}
.footer-links a:hover,
.footer-links a:focus-visible {
  color: #fff;
  border-bottom-color: var(--gold);
}

.footer-contact {
  display: grid;
  gap: 0.5rem;
  padding: clamp(18px, 2.6vw, 28px) 0;
  border-bottom: 1px solid rgba(216, 201, 163, 0.22);
}
.footer-contact-item {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0;
  font-size: 0.92rem;
  color: rgba(230, 218, 246, 0.86);
}
.footer-key {
  flex: none;
  min-width: 5.4em;
  padding-top: 0.28em;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem 1.4rem;
  padding-top: clamp(16px, 2.4vw, 24px);
  font-size: 0.82rem;
  color: rgba(230, 218, 246, 0.66);
}
.footer-legal p { margin: 0; }
.footer-icp { font-family: var(--font-mono); letter-spacing: 0.06em; }

/* ---------- 19. 响应式 ---------- */
@media (max-width: 1100px) {
  .layout-aside-week { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 980px) {
  html { scroll-padding-top: 130px; }

  .nav-toggle { display: inline-flex; order: 3; }
  .header-actions { order: 2; margin-inline-start: auto; }
  .nav {
    order: 4;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    margin-inline-start: 0;
    background: linear-gradient(180deg, rgba(246, 239, 228, 0.99), rgba(231, 222, 244, 0.98));
    border-top: 1px solid var(--hairline);
    border-bottom: 1px solid var(--hairline);
    box-shadow: 0 32px 52px -36px rgba(62, 31, 99, 0.98);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: max-height 300ms var(--ease), opacity 200ms var(--ease),
      visibility 0s linear 300ms;
  }
  .site-header[data-open] .nav {
    max-height: min(72vh, 540px);
    overflow-y: auto;
    opacity: 1;
    visibility: visible;
    transition: max-height 300ms var(--ease), opacity 200ms var(--ease),
      visibility 0s linear 0s;
  }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem var(--gutter) 1.1rem;
  }
  .nav-list > li + li { border-top: 1px solid rgba(216, 201, 163, 0.7); }
  .nav-link {
    width: 100%;
    justify-content: flex-start;
    align-items: center;
    padding: 0.95rem 0.2rem;
    font-size: 1.02rem;
    border-radius: 0;
    border-bottom: 0;
  }
  .nav-link:hover, .nav-link:focus-visible { background: rgba(231, 222, 244, 0.7); }
  .nav-link[aria-current="page"] {
    background: none;
    color: var(--jing);
    box-shadow: none;
  }
  .nav-link[aria-current="page"] .nav-index { color: var(--jing); }
  .nav-link[aria-current="page"]::after {
    content: "当前";
    margin-inline-start: auto;
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.16em;
    color: var(--jing);
  }

  .layout-aside { grid-template-columns: minmax(0, 1fr); }
  .rail { border-left: 0; padding-left: 0; border-top: 1px solid var(--hairline); padding-top: 1rem; }
}

@media (max-width: 760px) {
  .grid-2, .grid-3 { grid-template-columns: minmax(0, 1fr); }
  .footer-grid { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .footer-legal { justify-content: flex-start; }
  .section-head { flex-wrap: wrap; }
}

@media (max-width: 520px) {
  .ticker-note { display: none; }
  .brand-note { display: none; }
  .brand-seal { width: 34px; height: 34px; }
  .brand-seal::after { inset: -4px; }
  .brand-name { font-size: 0.98rem; }
  .btn-header { padding: 0.48rem 0.62rem; font-size: 0.78rem; }
  .nav-toggle-label { display: none; }
  .nav-toggle { padding: 0.5rem 0.6rem; }
  .to-top { width: 46px; height: 46px; }
  .hero-frame-body { padding: 20px 18px; }
}

/* ---------- 20. 动效偏好 ---------- */
@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;
  }
  .reveal { opacity: 1 !important; transform: none !important; }
  .ticker-dot { animation: none; }
  .to-top { transition: none; }
}