/* ============================================================
   杏彩体育 · 共享样式 /assets/site.css
   夜间战术板体系：炭黑底 + 深墨绿轨道 + 杏橙/电光青状态色
   ============================================================ */

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

html {
  background: var(--ink, #0E1211);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

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

ul, ol { padding: 0; }
ul[class], ol[class] { list-style: none; }

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

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

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

table { border-collapse: collapse; width: 100%; }

/* ---------- 2. design tokens ---------- */
:root {
  /* 色彩面积：炭黑 45% / 深墨绿 25% / 暗苔绿 12% / 暖白 10% */
  --ink: #0E1211;
  --deep: #0B241D;
  --moss: #18352C;
  --line: #1F3A34;
  --warm: #F4EFE6;
  --mist: #A7B5AD;
  --apricot: #FF7A3C;
  --cyan: #35E0D0;
  --gold: #F2C14E;
  --danger: #E5484D;
  --on-accent: #14100D;

  /* 字体栈：窄体标题 / 中性正文 / 等宽数字 */
  --font-display: "Barlow Condensed", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Consolas, "Courier New", monospace;

  /* 尺寸 */
  --rail: 76px;
  --maxw: 1360px;
  --edge: clamp(16px, 3.4vw, 40px);
  --r-lg: 26px;
  --r-md: 16px;
  --r-sm: 10px;
  --r-pill: 999px;

  --ease: 200ms cubic-bezier(.2, .7, .3, 1);
  --ease-slow: 320ms cubic-bezier(.2, .7, .3, 1);
}

/* ---------- 3. 基础排版 ---------- */
body {
  min-height: 100vh;
  padding-left: var(--rail);
  background-color: var(--ink);
  background-image:
    radial-gradient(1100px 560px at 82% -12%, rgba(53, 224, 208, .07), transparent 68%),
    radial-gradient(880px 520px at -6% 22%, rgba(255, 122, 60, .06), transparent 70%);
  background-attachment: fixed;
  color: var(--warm);
  font-family: var(--font-body);
  font-size: clamp(15px, .35vw + 14px, 17px);
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--warm);
}

h1 { font-size: clamp(2.4rem, 5vw, 4.8rem); line-height: 1.05; }
h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); }
h3 { font-size: clamp(1.25rem, 1.8vw, 1.6rem); }
h4 { font-size: 1.12rem; }

p { text-wrap: pretty; }

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

::selection {
  background: rgba(255, 122, 60, .32);
  color: var(--warm);
}

/* ---------- 4. 焦点与无障碍 ---------- */
:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: fixed;
  top: -140px;
  left: calc(var(--rail) + 16px);
  z-index: 400;
  padding: 11px 20px;
  border-radius: var(--r-pill);
  background: var(--apricot);
  color: var(--on-accent);
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .06em;
  box-shadow: 0 22px 44px -20px rgba(0, 0, 0, .95);
  transition: top var(--ease);
}

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

#main-content { scroll-margin-top: 110px; }

/* ============================================================
   5. 头部：品牌轨道 + 悬浮胶囊导航
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 120;
  padding: 12px 0 0;
  pointer-events: none;
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 100%;
  background: linear-gradient(180deg, rgba(14, 18, 17, .96) 58%, rgba(14, 18, 17, 0));
  pointer-events: none;
}

.site-header.is-scrolled .nav-dock {
  background: linear-gradient(120deg, rgba(11, 36, 29, .99), rgba(24, 53, 44, .96));
  border-color: rgba(53, 224, 208, .28);
  box-shadow: 0 26px 54px -34px rgba(0, 0, 0, 1), inset 0 1px 0 rgba(244, 239, 230, .07);
}

/* --- 5.1 左侧品牌轨道 --- */
.brand-rail {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 130;
  width: var(--rail);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0 22px;
  background: linear-gradient(180deg, var(--deep) 0%, var(--ink) 72%);
  border-right: 1px solid var(--line);
}

.rail-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 13px;
  background: var(--apricot);
  color: var(--on-accent);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0;
  box-shadow: 0 12px 26px -14px rgba(255, 122, 60, .95);
  transition: transform var(--ease), box-shadow var(--ease);
}

.rail-mark:hover,
.rail-mark:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 16px 30px -14px rgba(255, 122, 60, 1);
}

.rail-word {
  writing-mode: vertical-rl;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: .42em;
  color: var(--warm);
  padding-left: .2em;
}

.rail-tail {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.rail-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(53, 224, 208, .16);
}

.rail-note {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .36em;
  color: var(--mist);
}

/* --- 5.2 悬浮胶囊导航 --- */
.nav-dock {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.6vw, 26px);
  width: min(100% - var(--edge) * 2, var(--maxw));
  margin: 0 auto;
  padding: 9px 14px 9px 13px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: linear-gradient(120deg, rgba(11, 36, 29, .93), rgba(24, 53, 44, .84));
  box-shadow: 0 20px 44px -32px rgba(0, 0, 0, .95), inset 0 1px 0 rgba(244, 239, 230, .06);
  backdrop-filter: blur(14px) saturate(1.25);
  -webkit-backdrop-filter: blur(14px) saturate(1.25);
  pointer-events: auto;
  transition: background var(--ease), border-color var(--ease), box-shadow var(--ease);
}

.dock-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.dock-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 11px;
  background: var(--apricot);
  color: var(--on-accent);
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 800;
  box-shadow: 0 0 0 1px rgba(255, 122, 60, .35), 0 10px 20px -12px rgba(255, 122, 60, .95);
}

.dock-name {
  font-family: var(--font-display);
  font-size: 1.14rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--warm);
  white-space: nowrap;
}

.dock-tag {
  margin-left: 10px;
  padding-left: 16px;
  border-left: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--mist);
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  padding: 9px 15px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: rgba(14, 18, 17, .55);
  color: var(--warm);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  cursor: pointer;
  transition: border-color var(--ease), color var(--ease);
}

.nav-toggle:hover { border-color: rgba(53, 224, 208, .55); color: var(--cyan); }

.nav-toggle-bar {
  position: relative;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}

.nav-toggle-bar::before,
.nav-toggle-bar::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform var(--ease), opacity var(--ease);
}

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

.nav-dock[data-open="true"] .nav-toggle-bar { background: transparent; }
.nav-dock[data-open="true"] .nav-toggle-bar::before { transform: translateY(6px) rotate(45deg); }
.nav-dock[data-open="true"] .nav-toggle-bar::after { transform: translateY(-6px) rotate(-45deg); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

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

.nav-link {
  display: inline-block;
  padding: 9px 13px;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  color: var(--mist);
  font-size: .89rem;
  font-weight: 500;
  white-space: nowrap;
  transition: color var(--ease), background var(--ease), border-color var(--ease);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--warm);
  background: rgba(53, 224, 208, .1);
  border-color: rgba(53, 224, 208, .45);
}

.nav-link[aria-current="page"] {
  color: var(--warm);
  font-weight: 700;
  background: rgba(255, 122, 60, .16);
  border-color: var(--apricot);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--r-pill);
  background: var(--apricot);
  color: var(--on-accent);
  font-size: .86rem;
  font-weight: 700;
  white-space: nowrap;
  transition: background var(--ease), transform var(--ease), box-shadow var(--ease);
}

.nav-cta::after {
  content: "→";
  font-family: var(--font-mono);
  font-size: .86em;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  background: #FF8E58;
  transform: translateY(-1px);
  box-shadow: 0 12px 24px -14px rgba(255, 122, 60, .95);
}

.dock-meter {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 0;
  height: 2px;
  border-radius: 2px;
  background: rgba(244, 239, 230, .08);
  overflow: hidden;
}

.dock-meter span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--apricot));
}

/* ============================================================
   6. 页脚
   ============================================================ */
.site-footer {
  position: relative;
  margin-top: clamp(64px, 9vw, 128px);
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, var(--deep) 0%, #0A0F0E 68%);
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 38%;
  height: 3px;
  background: linear-gradient(90deg, var(--apricot), rgba(255, 122, 60, 0));
  transform: skewX(-32deg);
  transform-origin: left top;
}

.foot-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .34;
  background-image:
    linear-gradient(90deg, rgba(31, 58, 52, .75) 1px, transparent 1px),
    linear-gradient(rgba(31, 58, 52, .75) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 72%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 72%);
}

.foot-inner {
  position: relative;
  z-index: 1;
  width: min(100% - var(--edge) * 2, var(--maxw));
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(230px, 1.35fr) minmax(200px, 1.05fr) minmax(250px, .95fr);
  gap: clamp(26px, 4vw, 68px);
  padding: clamp(40px, 6vw, 78px) 0 clamp(28px, 4vw, 46px);
}

.foot-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.foot-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: var(--apricot);
  color: var(--on-accent);
  font-family: var(--font-display);
  font-size: 1.06rem;
  font-weight: 800;
}

.foot-name {
  font-family: var(--font-display);
  font-size: 1.28rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--warm);
}

.foot-tagline {
  margin-top: 14px;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--warm);
}

.foot-note {
  margin-top: 10px;
  max-width: 34ch;
  font-size: .84rem;
  line-height: 1.75;
  color: var(--mist);
}

.foot-action {
  margin-top: 20px;
}

.foot-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(18px, 2.6vw, 34px);
  align-content: start;
}

.foot-heading {
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 500;
  letter-spacing: .24em;
  line-height: 1.4;
  text-transform: uppercase;
  color: var(--mist);
}

.foot-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.foot-link {
  display: inline-block;
  padding: 5px 0;
  border-bottom: 1px solid transparent;
  font-size: .92rem;
  color: rgba(244, 239, 230, .82);
  transition: color var(--ease), border-color var(--ease);
}

.foot-link:hover,
.foot-link:focus-visible {
  color: var(--cyan);
  border-bottom-color: rgba(53, 224, 208, .6);
}

.foot-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-content: start;
}

.copy-btn {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2px 12px;
  width: 100%;
  padding: 11px 14px;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(14, 18, 17, .42);
  cursor: pointer;
  transition: border-color var(--ease), background var(--ease);
}

.copy-btn:hover,
.copy-btn:focus-visible {
  border-color: rgba(53, 224, 208, .6);
  background: rgba(53, 224, 208, .07);
}

.copy-btn[data-copied="true"] {
  border-color: var(--apricot);
  background: rgba(255, 122, 60, .1);
}

.copy-label {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: .64rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--mist);
}

.copy-value {
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .01em;
  color: var(--warm);
  overflow-wrap: anywhere;
}

.copy-hint {
  align-self: center;
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .14em;
  color: var(--cyan);
  white-space: nowrap;
}

.copy-btn[data-copied="true"] .copy-hint { color: var(--apricot); }

.foot-addr {
  margin-top: 4px;
  font-size: .82rem;
  line-height: 1.7;
  color: var(--mist);
}

.foot-base {
  position: relative;
  z-index: 1;
  width: min(100% - var(--edge) * 2, var(--maxw));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 26px;
  padding: 16px 0 28px;
  border-top: 1px solid var(--line);
}

.foot-copy,
.foot-legal {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--mist);
}

/* ============================================================
   7. 通用布局与组件
   ============================================================ */
.container {
  width: min(100% - var(--edge) * 2, var(--maxw));
  margin-inline: auto;
}

.section {
  padding-block: clamp(38px, 6vw, 84px);
}

.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)); }

.panel {
  padding: clamp(18px, 2.4vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, var(--moss), rgba(11, 36, 29, .72));
}

.prose {
  max-width: 72ch;
  color: rgba(244, 239, 230, .87);
  line-height: 1.8;
}

.prose p + p { margin-top: 1em; }
.prose h2 { margin-top: 1.6em; margin-bottom: .5em; }
.prose h3 { margin-top: 1.4em; margin-bottom: .4em; }
.prose ul, .prose ol { margin: 1em 0; padding-left: 1.2em; list-style: disc; }
.prose li + li { margin-top: .35em; }
.prose a { color: var(--cyan); border-bottom: 1px solid rgba(53, 224, 208, .5); }
.prose a:hover { color: var(--warm); border-bottom-color: var(--warm); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--cyan);
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
}

.h-display {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -.02em;
}

.lead {
  max-width: 56ch;
  font-size: clamp(1rem, 1.2vw, 1.14rem);
  color: var(--mist);
}

/* 面包屑 */
.breadcrumb {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--mist);
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb li + li::before {
  content: "/";
  color: var(--line);
}

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

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: rgba(53, 224, 208, .6);
}

.breadcrumb [aria-current="page"] { color: var(--warm); }

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 24px;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  background: var(--apricot);
  color: var(--on-accent);
  font-size: .92rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform var(--ease), box-shadow var(--ease), background var(--ease), color var(--ease), border-color var(--ease);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 18px 32px -20px rgba(255, 122, 60, .95);
}

.btn--ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--warm);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: none;
}

.btn--ink {
  background: var(--deep);
  border-color: var(--line);
  color: var(--warm);
}

/* 筛选胶囊 */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: rgba(14, 18, 17, .5);
  color: var(--mist);
  font-size: .84rem;
  white-space: nowrap;
  cursor: pointer;
  transition: color var(--ease), border-color var(--ease), background var(--ease);
}

.pill:hover,
.pill:focus-visible {
  color: var(--warm);
  border-color: rgba(53, 224, 208, .55);
}

.pill[aria-pressed="true"],
.pill.is-active {
  background: var(--apricot);
  border-color: var(--apricot);
  color: var(--on-accent);
  font-weight: 700;
}

/* 图片容器基础规则（共享头尾不放图，供页面阶段使用） */
.media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 120% at 18% 0%, var(--moss) 0%, var(--deep) 58%, #080D0C 100%);
}

.media > img,
.media > svg,
.media > picture {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(90deg, rgba(53, 224, 208, .08) 1px, transparent 1px),
    linear-gradient(rgba(53, 224, 208, .08) 1px, transparent 1px);
  background-size: 38px 38px;
  mix-blend-mode: screen;
}

.media--wide { aspect-ratio: 21 / 9; }
.media--square { aspect-ratio: 1 / 1; }
.media--tall { aspect-ratio: 3 / 4; }

.media-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--mist);
}

/* 排名 / 胜负色块 */
.rank-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  white-space: nowrap;
}

.rank-tag--gold {
  color: var(--gold);
  background: rgba(242, 193, 78, .16);
  border: 1px solid rgba(242, 193, 78, .42);
}

.rank-tag--cyan {
  color: var(--cyan);
  background: rgba(53, 224, 208, .12);
  border: 1px solid rgba(53, 224, 208, .38);
}

.rank-tag--danger {
  color: var(--danger);
  background: rgba(229, 72, 77, .14);
  border: 1px solid rgba(229, 72, 77, .4);
}

/* ============================================================
   8. 响应式
   ============================================================ */
@media (max-width: 1240px) {
  .dock-tag { display: none; }
  .nav-link { padding: 9px 11px; font-size: .85rem; }
  .nav-cta { padding: 9px 14px; font-size: .82rem; }
}

@media (max-width: 1080px) {
  :root { --rail: 0px; }

  body { padding-left: 0; }

  .brand-rail { display: none; }

  .skip-link { left: 16px; }

  .site-header { padding-top: 10px; }

  .nav-dock {
    padding: 8px 10px 8px 12px;
    border-radius: 22px;
    gap: 8px;
  }

  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    margin-left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    max-height: calc(100vh - 130px);
    overflow: auto;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: linear-gradient(160deg, rgba(11, 36, 29, .99), rgba(14, 18, 17, .99));
    box-shadow: 0 34px 64px -34px #000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity var(--ease), transform var(--ease), visibility var(--ease);
  }

  .nav-dock[data-open="true"] .site-nav {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .nav-link {
    display: block;
    padding: 12px 14px;
    border-radius: 12px;
    font-size: .95rem;
  }

  .nav-cta {
    justify-content: center;
    padding: 12px 16px;
    margin-top: 4px;
  }

  .dock-meter { left: 18px; right: 18px; }

  .foot-inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  }

  .foot-contact { grid-column: 1 / -1; }
}

@media (max-width: 860px) {
  .grid--2, .grid--3 { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 720px) {
  .dock-name { font-size: 1.04rem; }
  .dock-mark { width: 30px; height: 30px; border-radius: 10px; font-size: .94rem; }

  .foot-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
    padding-top: 38px;
  }

  .foot-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot-contact { grid-column: auto; }

  .foot-base {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .foot-copy, .foot-legal { font-size: .68rem; }
}

@media (max-width: 420px) {
  .nav-toggle-label { display: none; }
  .nav-toggle { padding: 9px 12px; }
}

/* ============================================================
   9. 动效与偏好
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
}