/* =========================================================
   /assets/site.css — 亚博888登录 共享外壳与基础组件
   赛季数据终端 · 深墨绿底 / 纸层 / 青柠与暖橙高亮
   ========================================================= */

/* ---------- 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;
  list-style: none;
}

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

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

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

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

/* ---------- 2. 变量 ---------- */
:root {
  --ink-950: #04140F;
  --ink-900: #08211A;
  --ink-800: #0E2E24;
  --ink-700: #174034;
  --paper-50: #F5F1E6;
  --paper-200: #DDD5C2;
  --lime-400: #C6FF4A;
  --lime-600: #7FBF1F;
  --orange-500: #FF7A33;
  --orange-200: #FFD3B0;
  --mist-300: #A9C3B7;
  --text-100: #EAF4EE;

  --font-display: "Oswald", "Barlow Condensed", "Arial Narrow", "Helvetica Neue", system-ui, sans-serif;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", Georgia, "Times New Roman", serif;
  --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Roboto Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --wrap-max: 1180px;
  --gutter: clamp(18px, 4vw, 40px);
  --radius: 2px;
  --edge: 1px solid var(--ink-700);
  --dur: 160ms;
  --shadow-paper: 6px 6px 0 rgba(23, 64, 52, 0.6), 0 18px 40px rgba(0, 0, 0, 0.4);
  --shadow-lift: 0 12px 26px rgba(0, 0, 0, 0.45);
}

/* ---------- 3. 基础排版 ---------- */
body {
  min-height: 100%;
  background-color: var(--ink-950);
  background-image: repeating-linear-gradient(
    0deg,
    rgba(234, 244, 238, 0.018) 0 1px,
    transparent 1px 4px
  );
  background-attachment: fixed;
  color: var(--text-100);
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.05vw + 12px, 17px);
  line-height: 1.75;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--text-100);
}

h1 { font-size: clamp(28px, 4.4vw, 44px); }
h2 { font-size: clamp(23px, 3vw, 34px); }
h3 { font-size: clamp(18px, 2vw, 24px); }
h4 { font-size: clamp(16px, 1.4vw, 19px); }

p { line-height: 1.85; }

strong { color: var(--lime-400); font-weight: 700; }

::selection {
  background: var(--lime-400);
  color: var(--ink-950);
}

main { display: block; }
main:focus { outline: none; }

/* ---------- 4. 焦点与无障碍 ---------- */
:focus-visible {
  outline: 2px solid var(--lime-400);
  outline-offset: 2px;
  box-shadow: 0 0 0 1px var(--ink-950);
  border-radius: 2px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -120px;
  left: var(--gutter);
  z-index: 200;
  padding: 10px 18px;
  background: var(--lime-400);
  color: var(--ink-950);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  border-radius: var(--radius);
  transition: top var(--dur) ease;
}

.skip-link:focus,
.skip-link:focus-visible {
  top: 12px;
}

/* ---------- 5. 布局助手 ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: clamp(48px, 7vw, 96px); }
.section--tight { padding-block: clamp(30px, 4vw, 56px); }

.section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px 20px;
  padding-bottom: 14px;
  margin-bottom: clamp(22px, 3vw, 38px);
  border-bottom: var(--edge);
}

.section__title {
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.3;
  color: var(--text-100);
}

.section__num {
  flex: 0 0 auto;
  padding: 4px 9px;
  border: var(--edge);
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--lime-400);
}

.stack { display: grid; gap: clamp(18px, 2.6vw, 30px); }

.stagger { display: grid; gap: clamp(18px, 2.6vw, 30px); }

.stagger > *:nth-child(even) {
  margin-inline-start: clamp(0px, 3vw, 48px);
}

.grid { display: grid; gap: clamp(18px, 2.6vw, 30px); }
.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)); }
.grid--split { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }

/* ---------- 6. 标签与数字 ---------- */
.label-caps {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist-300);
}

.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.num--lime { color: var(--lime-400); }
.num--orange { color: var(--orange-500); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border: var(--edge);
  border-radius: var(--radius);
  background: rgba(8, 33, 26, 0.65);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist-300);
}

.tag--lime {
  color: var(--lime-400);
  border-color: rgba(198, 255, 74, 0.5);
  background: rgba(198, 255, 74, 0.08);
}

.tag--orange {
  color: var(--orange-200);
  border-color: rgba(255, 122, 51, 0.5);
  background: rgba(255, 122, 51, 0.12);
}

/* ---------- 7. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border: var(--edge);
  border-radius: var(--radius);
  background: var(--ink-800);
  color: var(--text-100);
  font-size: 14px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: background-color var(--dur) ease, color var(--dur) ease,
              border-color var(--dur) ease, transform var(--dur) ease;
}

.btn:hover { transform: translateY(-2px); border-color: var(--lime-400); }

.btn--lime {
  background: var(--lime-400);
  border-color: var(--lime-400);
  color: var(--ink-950);
  font-weight: 700;
}

.btn--lime:hover { background: var(--lime-600); border-color: var(--lime-600); }

.btn--orange {
  background: var(--orange-500);
  border-color: var(--orange-500);
  color: var(--ink-950);
  font-weight: 700;
}

.btn--orange:hover { background: var(--orange-200); border-color: var(--orange-200); }

.btn--ghost {
  background: transparent;
  color: var(--text-100);
}

.btn--ghost:hover { color: var(--lime-400); }

.btn--sm { padding: 7px 14px; font-size: 13px; }

/* ---------- 8. 面板与卡片 ---------- */
.panel {
  position: relative;
  padding: clamp(20px, 3vw, 36px);
  background: var(--ink-900);
  border: var(--edge);
  border-radius: var(--radius);
}

.panel--raised {
  background: var(--ink-800);
  box-shadow: var(--shadow-paper);
}

.panel--paper {
  background: var(--paper-50);
  border-color: var(--paper-200);
  color: var(--ink-900);
}

.panel--paper h1,
.panel--paper h2,
.panel--paper h3,
.panel--paper h4 { color: var(--ink-950); }

.panel--paper .label-caps { color: var(--ink-700); }

.ticked::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 16px;
  height: 16px;
  border-top: 2px solid var(--lime-400);
  border-left: 2px solid var(--lime-400);
  pointer-events: none;
}

.card {
  position: relative;
  display: block;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--ink-900);
  border: var(--edge);
  border-radius: var(--radius);
  transition: transform var(--dur) ease, border-color var(--dur) ease,
              background-color var(--dur) ease, box-shadow var(--dur) ease;
}

.card:hover,
.card:focus-visible {
  transform: translateY(-2px);
  background: var(--ink-800);
  border-color: var(--lime-400);
  box-shadow: var(--shadow-lift);
}

/* ---------- 9. 数据组件 ---------- */
.index-list {
  border-top: var(--edge);
}

.index-list__row {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 12px 6px;
  border-bottom: var(--edge);
  transition: background-color var(--dur) ease, box-shadow var(--dur) ease;
}

.index-list__row:hover,
.index-list__row:focus-within {
  background: var(--ink-800);
  box-shadow: inset 3px 0 0 var(--lime-400);
}

.index-list__row a {
  display: flex;
  flex: 1 1 auto;
  align-items: baseline;
  gap: 14px;
  min-width: 0;
}

.index-list__rank {
  flex: 0 0 auto;
  min-width: 2.2em;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--mist-300);
}

.index-list__label {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.index-list__value {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--lime-400);
}

.data-table { font-size: 14px; }

.data-table th,
.data-table td {
  padding: 10px 12px;
  border-bottom: var(--edge);
  text-align: left;
  vertical-align: baseline;
}

.data-table th {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist-300);
}

.data-table td.num { text-align: right; }

.data-table tbody tr { transition: background-color var(--dur) ease; }
.data-table tbody tr:hover { background: var(--ink-800); }

.data-table--paper th,
.data-table--paper td {
  border-color: var(--paper-200);
  color: var(--ink-900);
}

.data-table--paper th { color: var(--ink-700); }

.stat { display: flex; flex-direction: column; gap: 4px; }

.stat__value {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.6vw, 54px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--lime-400);
}

.stat__label {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist-300);
}

/* ---------- 10. 正文与面包屑 ---------- */
.prose {
  max-width: 34em;
  color: var(--text-100);
}

.prose p { margin-bottom: 1.05em; }

.prose a {
  color: var(--lime-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.prose h2,
.prose h3 {
  font-family: var(--font-serif);
  margin: 1.6em 0 0.6em;
}

.prose ul,
.prose ol {
  padding-left: 1.4em;
  margin-bottom: 1.1em;
  list-style: disc;
}

.prose ol { list-style: decimal; }
.prose li { margin-bottom: 0.5em; }

.prose blockquote {
  margin: 1.4em 0;
  padding-left: 16px;
  border-left: 3px solid var(--lime-400);
  color: var(--mist-300);
}

.prose--paper { color: var(--ink-900); }
.prose--paper a { color: var(--lime-600); }
.prose--paper blockquote { color: var(--ink-700); }

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: 14px;
  font-size: 13px;
  color: var(--mist-300);
}

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

.breadcrumbs li + li::before {
  content: "/";
  color: var(--ink-700);
}

.breadcrumbs a:hover { color: var(--lime-400); }

/* ---------- 11. 图片容器（页面阶段放占位图） ---------- */
.image-frame {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--ink-800);
  border: var(--edge);
  border-radius: var(--radius);
}

.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.72) contrast(1.05);
}

.image-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(180deg, rgba(4, 20, 15, 0.08), rgba(4, 20, 15, 0.62)),
    repeating-linear-gradient(0deg, rgba(198, 255, 74, 0.06) 0 1px, transparent 1px 4px);
}

.image-frame--square { aspect-ratio: 1 / 1; }
.image-frame--wide { aspect-ratio: 21 / 9; }
.image-frame--tall { aspect-ratio: 3 / 4; }
.image-frame--paper { background: var(--paper-200); border-color: var(--paper-200); }

.image-frame__caption {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 10px;
  z-index: 1;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--paper-50);
}

/* =========================================================
   12. 头部外壳
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: var(--ink-950);
  transition: box-shadow 240ms ease;
}

.site-header.is-condensed {
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.5);
}

/* 快讯条 */
.topbar {
  max-height: 72px;
  overflow: hidden;
  background: var(--ink-900);
  border-bottom: var(--edge);
  transition: max-height 260ms ease, opacity 200ms ease, border-color 260ms ease;
}

.topbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 20px;
  padding-block: 10px;
}

.topbar__meta { margin: 0; }

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px clamp(10px, 2vw, 22px);
}

.quick-actions__link {
  display: inline-block;
  padding-block: 4px;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--mist-300);
  border-bottom: 1px solid transparent;
  transition: color var(--dur) ease, border-color var(--dur) ease;
}

.quick-actions__link:hover {
  color: var(--lime-400);
  border-bottom-color: var(--lime-400);
}

/* 刊头 */
.masthead {
  background: var(--ink-950);
  text-align: center;
}

.masthead__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding-block: clamp(22px, 3.6vw, 40px);
  transition: padding 240ms ease;
}

.masthead__kicker,
.masthead__tagline {
  max-height: 44px;
  overflow: hidden;
  transition: max-height 240ms ease, opacity 180ms ease;
}

.masthead__brand {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: clamp(30px, 5vw, 54px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.06em;
  color: var(--text-100);
  transition: font-size 240ms ease, color var(--dur) ease;
}

.masthead__brand:hover { color: var(--lime-400); }

.masthead__tagline {
  font-size: 13px;
  letter-spacing: 0.28em;
  color: var(--mist-300);
}

/* 收窄状态 */
.site-header.is-condensed .topbar {
  max-height: 0;
  opacity: 0;
  border-color: transparent;
}

.site-header.is-condensed .masthead__inner { padding-block: 10px; }

.site-header.is-condensed .masthead__brand {
  font-size: clamp(20px, 2.4vw, 28px);
}

.site-header.is-condensed .masthead__kicker,
.site-header.is-condensed .masthead__tagline {
  max-height: 0;
  opacity: 0;
}

/* 栏目带 */
.navbar {
  position: relative;
  background: var(--ink-900);
  border-top: var(--edge);
  border-bottom: var(--edge);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
}

.nav__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 4px clamp(10px, 2.6vw, 36px);
}

.nav__link {
  display: inline-block;
  padding: 16px 2px;
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--mist-300);
  border-bottom: 2px solid transparent;
  transition: color var(--dur) ease, border-color var(--dur) ease;
}

.nav__link:hover {
  color: var(--lime-400);
  border-bottom-color: var(--lime-400);
}

.nav__link[aria-current="page"] {
  color: var(--text-100);
  border-bottom-color: var(--orange-500);
}

/* 移动导航按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--ink-800);
  border: var(--edge);
  border-radius: var(--radius);
  color: var(--text-100);
  font-size: 13px;
  letter-spacing: 0.14em;
  cursor: pointer;
  transition: border-color var(--dur) ease, color var(--dur) ease;
}

.nav-toggle:hover { border-color: var(--lime-400); color: var(--lime-400); }

.nav-toggle__bars {
  display: grid;
  gap: 3px;
  width: 18px;
}

.nav-toggle__bars span {
  display: block;
  height: 2px;
  background: currentColor;
  transition: transform 200ms ease, opacity 200ms ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

/* 赛季标签带 */
.seasonbar {
  background: var(--ink-950);
  border-bottom: var(--edge);
}

.seasonbar__inner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-block: 9px;
}

.seasonbar__tabs {
  display: flex;
  flex: 1 1 auto;
  gap: 6px;
  min-width: 0;
  padding: 4px 2px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--ink-700) transparent;
  cursor: grab;
}

.seasonbar__tabs:active { cursor: grabbing; }

.seasonbar__tabs::-webkit-scrollbar { height: 6px; }
.seasonbar__tabs::-webkit-scrollbar-track { background: transparent; }
.seasonbar__tabs::-webkit-scrollbar-thumb {
  background: var(--ink-700);
  border-radius: 3px;
}

.season-tab {
  flex: 0 0 auto;
  padding: 7px 13px;
  background: transparent;
  border: var(--edge);
  border-bottom: 3px solid transparent;
  border-radius: var(--radius);
  color: var(--mist-300);
  font-size: 13px;
  letter-spacing: 0.1em;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color var(--dur) ease, color var(--dur) ease,
              border-color var(--dur) ease;
}

.season-tab:hover {
  color: var(--lime-400);
  border-color: rgba(198, 255, 74, 0.5);
  border-bottom-color: rgba(198, 255, 74, 0.5);
}

.season-tab[aria-pressed="true"] {
  background: var(--orange-500);
  border-color: var(--orange-500);
  border-bottom-color: var(--lime-400);
  color: var(--ink-950);
  font-weight: 700;
}

.seasonbar__reset {
  flex: 0 0 auto;
  padding: 7px 14px;
  background: var(--ink-800);
  border: 1px solid rgba(198, 255, 74, 0.45);
  border-radius: var(--radius);
  color: var(--lime-400);
  font-size: 12.5px;
  letter-spacing: 0.12em;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color var(--dur) ease, color var(--dur) ease,
              opacity var(--dur) ease, border-color var(--dur) ease;
}

.seasonbar__reset:hover {
  background: var(--lime-400);
  color: var(--ink-950);
}

.seasonbar__reset.is-idle {
  opacity: 0.5;
  color: var(--mist-300);
  border-color: var(--ink-700);
}

/* 滚动进度 */
.scroll-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  overflow: hidden;
  background: rgba(23, 64, 52, 0.7);
}

.scroll-progress__bar {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--lime-400), var(--orange-500));
  transition: transform 120ms linear;
}

/* =========================================================
   13. 页脚外壳
   ========================================================= */
.site-footer {
  margin-top: clamp(56px, 9vw, 128px);
  padding-block: clamp(36px, 5vw, 64px) 28px;
  background: var(--ink-900);
  border-top: var(--edge);
}

.footer__inner {
  display: grid;
  grid-template-columns: minmax(200px, 1fr) minmax(0, 2.1fr) minmax(240px, 1.1fr);
  gap: clamp(24px, 3.4vw, 48px);
  align-items: start;
}

.footer__masthead {
  padding-left: 16px;
  border-left: 3px solid var(--lime-400);
}

.footer__kicker { margin-bottom: 6px; }

.footer__brand {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text-100);
  transition: color var(--dur) ease;
}

.footer__brand:hover { color: var(--lime-400); }

.footer__tagline {
  margin-top: 6px;
  font-size: 12.5px;
  letter-spacing: 0.22em;
  color: var(--mist-300);
}

.footer__columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(112px, 1fr));
  gap: 20px 22px;
}

.footer__col-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--text-100);
}

.footer__col-title::before {
  content: "";
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  background: var(--orange-500);
}

.footer__links { display: grid; gap: 6px; }

.footer__link {
  display: inline-block;
  padding-block: 2px;
  font-size: 14px;
  color: var(--mist-300);
  border-bottom: 1px solid transparent;
  transition: color var(--dur) ease, border-color var(--dur) ease;
}

.footer__link:hover {
  color: var(--lime-400);
  border-bottom-color: var(--lime-400);
}

.footer__contact {
  padding: clamp(18px, 2.2vw, 24px);
  background: var(--paper-50);
  border: 1px solid var(--paper-200);
  border-radius: var(--radius);
  color: var(--ink-900);
  box-shadow: 6px 6px 0 rgba(23, 64, 52, 0.65);
}

.footer__contact .footer__col-title { color: var(--ink-950); }
.footer__contact .footer__col-title::before { background: var(--lime-600); }

.footer__contact-list { display: grid; gap: 8px; }

.footer__contact-line {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink-800);
}

.footer__contact-line--mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--ink-950);
  word-break: break-all;
}

.footer__contact-line--note {
  margin-top: 2px;
  padding-top: 8px;
  border-top: 1px dashed var(--paper-200);
  font-size: 12.5px;
  color: var(--ink-700);
}

.footer__base {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 24px;
  padding-top: 18px;
  border-top: var(--edge);
  font-size: 13px;
  color: var(--mist-300);
}

.footer__note {
  flex: 1 1 320px;
  max-width: 56ch;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist-300);
}

.footer__icp {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--paper-200);
}

.footer__copyright { font-size: 13px; }

.footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

/* =========================================================
   14. 显现（配合 data-reveal）
   ========================================================= */
.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 420ms ease var(--reveal-delay, 0ms),
              transform 420ms ease var(--reveal-delay, 0ms);
}

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

/* =========================================================
   15. 响应式
   ========================================================= */
@media (max-width: 1023px) {
  .footer__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
  .footer__masthead { grid-column: 1 / -1; }
  .footer__contact { grid-column: 1 / -1; }
}

@media (max-width: 899px) {
  .grid--2,
  .grid--3,
  .grid--4,
  .grid--split { grid-template-columns: minmax(0, 1fr); }

  .stagger > *:nth-child(even) { margin-inline-start: 0; }

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

  .navbar__inner {
    justify-content: space-between;
    min-height: 54px;
  }

  .nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: 90;
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
    background: var(--ink-900);
    border-bottom: var(--edge);
    transition: max-height 260ms ease, visibility 260ms ease;
  }

  .nav[data-open="true"] {
    max-height: min(72vh, 540px);
    overflow-y: auto;
    visibility: visible;
  }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 6px var(--gutter) 14px;
  }

  .nav__item { border-bottom: var(--edge); }
  .nav__item:last-child { border-bottom: 0; }

  .nav__link {
    display: block;
    padding: 15px 0 15px 12px;
    border-bottom: 0;
    border-left: 2px solid transparent;
  }

  .nav__link:hover { border-left-color: var(--lime-400); }

  .nav__link[aria-current="page"] {
    color: var(--lime-400);
    border-bottom-color: transparent;
    border-left-color: var(--orange-500);
  }
}

@media (max-width: 640px) {
  .topbar { max-height: 96px; }

  .topbar__inner { justify-content: flex-start; }

  .quick-actions { gap: 6px 16px; }
  .quick-actions__link { font-size: 12px; }

  .masthead__brand { letter-spacing: 0.04em; }

  .seasonbar__inner {
    flex-wrap: wrap;
    gap: 8px;
  }

  .seasonbar__tabs { flex: 1 1 100%; }
  .seasonbar__reset { flex: 1 1 100%; text-align: center; }

  .footer__inner { grid-template-columns: minmax(0, 1fr); }
  .footer__columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__base { flex-direction: column; align-items: flex-start; }
}

/* =========================================================
   16. 减弱动效
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

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

  .card:hover,
  .btn:hover,
  .nav__link:hover { transform: none; }

  .scroll-progress__bar { transition: none; }
}