/* =========================================================
   Site Kit — 365 在线登录 / 赛事资料站
   共享层：reset、变量、中文排版、页头、页脚、通用组件
   ========================================================= */

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

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

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

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

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

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

a { color: inherit; }

/* ---------- tokens ---------- */
:root {
  --paper: #E9E4D6;
  --paper-soft: #E1DACA;
  --panel: #F1EDE2;
  --ink: #15211F;
  --ink-60: rgba(21, 33, 31, .66);
  --ink-40: rgba(21, 33, 31, .42);
  --line: rgba(21, 33, 31, .16);
  --deep: #0B3B3C;
  --deep-2: #145A57;
  --sea: #2A8C80;
  --signal: #F26A2E;
  --fluoro: #5FF2D6;
  --sand: #D8C7A8;
  --brick: #A83A2A;
  --mist: #AFC2BC;

  --shell-w: 1160px;
  --gutter: clamp(18px, 4.2vw, 44px);
  --stack: clamp(14px, 2.2vw, 26px);
  --cut: 18px;

  --font-body: -apple-system, "PingFang SC", "HarmonyOS Sans SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-head: "PingFang SC", "HarmonyOS Sans SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-serif: "Songti SC", "Source Han Serif SC", "Noto Serif SC", "SimSun", Georgia, serif;
  --font-mono: ui-monospace, "SFMono-Regular", "Cascadia Mono", Menlo, Consolas, monospace;

  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ---------- base ---------- */
body {
  background-color: var(--paper);
  background-image:
    radial-gradient(120% 70% at 50% -12%, rgba(42, 140, 128, .12), transparent 62%),
    repeating-linear-gradient(0deg, rgba(21, 33, 31, .028) 0 1px, transparent 1px 36px);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

@media (max-width: 640px) {
  body { font-size: 16px; line-height: 1.8; }
}

::selection {
  background: var(--fluoro);
  color: var(--deep);
}

:focus-visible {
  outline: 2px solid var(--fluoro);
  outline-offset: 2px;
  box-shadow: 0 0 0 1px rgba(11, 59, 60, .55);
}

/* ---------- 布局工具 ---------- */
.shell {
  width: 100%;
  max-width: var(--shell-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: clamp(34px, 5.4vw, 68px); }

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--stack);
}

.grid {
  display: grid;
  gap: clamp(16px, 2.4vw, 28px);
}

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

.grid--split {
  grid-template-columns: minmax(0, 1.28fr) minmax(0, .72fr);
  align-items: start;
}

@media (max-width: 960px) {
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--split { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .grid--2,
  .grid--3 { grid-template-columns: 1fr; }
}

/* ---------- 文字 ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6em;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--brick);
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--brick);
  transform: skewX(-32deg);
}

.display {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(34px, 5.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--ink);
  text-wrap: balance;
}

.section-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(23px, 2.9vw, 33px);
  line-height: 1.28;
  letter-spacing: .01em;
  color: var(--ink);
}

.lede {
  font-size: clamp(16px, 1.7vw, 19px);
  line-height: 1.8;
  color: var(--ink-60);
  max-width: 62ch;
}

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
}

.prose {
  max-width: 68ch;
  font-size: 17px;
  line-height: 1.8;
  color: var(--ink);
}

.prose > * + * { margin-top: 1em; }

.prose h2 {
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.32;
  margin-top: 1.9em;
}

.prose h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: .04em;
  margin-top: 1.6em;
}

.prose ul { padding-left: 0; }

.prose ul li {
  position: relative;
  padding-left: 1.25em;
  margin-top: .5em;
}

.prose ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 8px;
  height: 2px;
  background: var(--signal);
  transform: skewX(-30deg);
}

.prose a {
  color: var(--deep-2);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.prose a:hover { color: var(--brick); }

.prose blockquote {
  border-left: 3px solid var(--signal);
  padding-left: 18px;
  font-family: var(--font-serif);
  color: var(--ink-60);
}

/* ---------- 标签 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: .4em;
  padding: 3px 11px;
  font-size: 12px;
  letter-spacing: .08em;
  border: 1px solid currentColor;
  color: var(--deep-2);
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}

.tag--signal { color: var(--signal); }
.tag--brick { color: var(--brick); }

/* ---------- 面板 ---------- */
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: clamp(18px, 2.6vw, 30px);
}

.panel--cut {
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut)) 0,
    100% var(--cut),
    100% 100%,
    var(--cut) 100%,
    0 calc(100% - var(--cut))
  );
}

.panel--deep {
  background: var(--deep);
  color: var(--paper);
  border-color: rgba(95, 242, 214, .22);
}

.panel--deep .section-title,
.panel--deep .display { color: var(--paper); }

.panel--deep .lede { color: rgba(233, 228, 214, .74); }

.panel--sand {
  background: var(--sand);
  border-color: rgba(21, 33, 31, .2);
}

.panel--lift {
  transition: transform .28s var(--ease), border-color .28s var(--ease);
}

.panel--lift:hover {
  transform: translateY(-3px);
  border-color: var(--sea);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5em;
  min-height: 44px;
  padding: 10px 22px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .06em;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color .22s var(--ease), color .22s var(--ease),
              transform .22s var(--ease), border-color .22s var(--ease);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.btn--signal {
  background: var(--signal);
  color: #14100B;
}

.btn--signal:hover { background: #FF8248; }

.btn--ghost {
  color: var(--paper);
  border-color: rgba(233, 228, 214, .45);
}

.btn--ghost:hover {
  color: var(--fluoro);
  border-color: var(--fluoro);
}

.btn--quiet {
  color: var(--ink);
  border-color: rgba(21, 33, 31, .34);
}

.btn--quiet:hover {
  border-color: var(--deep-2);
  color: var(--deep-2);
}

.btn:active { transform: translateY(1px); }

.btn:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--fluoro);
}

/* ---------- 图片容器 ---------- */
.media {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--deep) 0%, var(--deep-2) 60%, var(--sea) 100%);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.media--wide { aspect-ratio: 21 / 9; }
.media--4x3 { aspect-ratio: 4 / 3; }
.media--1x1 { aspect-ratio: 1 / 1; }

.media__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-60);
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5em;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--ink-60);
}

.breadcrumb__item { display: inline-flex; align-items: center; }

.breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: .5em;
  color: var(--mist);
}

.breadcrumb a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.breadcrumb a:hover {
  color: var(--ink);
  border-bottom-color: var(--signal);
}

/* ---------- 坐标索引列表 ---------- */
.index-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.index-list__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 2vw, 26px);
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.index-list__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--brick);
}

/* ---------- 时间轴 ---------- */
.track {
  position: relative;
  padding-left: 26px;
}

.track::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--sea), var(--fluoro));
}

.track__item {
  position: relative;
  padding-block: 14px;
}

.track__item::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 22px;
  width: 10px;
  height: 10px;
  background: var(--paper);
  border: 2px solid var(--sea);
  transform: rotate(45deg);
}

.track__node {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--sea);
}

/* ---------- 数据条 ---------- */
.meter {
  height: 6px;
  background: rgba(21, 33, 31, .14);
  overflow: hidden;
}

.meter__fill {
  display: block;
  height: 100%;
  width: var(--meter-value, 50%);
  background: var(--signal);
}

/* ---------- 渐显 ---------- */
html.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}

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

/* ---------- 跳转链接 ---------- */
.skip-link {
  position: fixed;
  left: 14px;
  top: -80px;
  z-index: 120;
  padding: 10px 20px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  background: var(--fluoro);
  color: var(--deep);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 14px;
  letter-spacing: .06em;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: top .22s var(--ease);
}

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

/* =========================================================
   页头
   ========================================================= */
.site-header {
  position: relative;
  z-index: 40;
  color: var(--paper);
  background-color: var(--deep);
  background-image:
    repeating-linear-gradient(115deg, rgba(95, 242, 214, .05) 0 1px, transparent 1px 28px),
    linear-gradient(180deg, #0C3F40 0%, #0A3334 100%);
  border-bottom: 1px solid rgba(95, 242, 214, .18);
}

.masthead__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  padding-block: clamp(13px, 2vw, 22px);
}

.masthead__side {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.6vw, 20px);
  min-width: 0;
}

.masthead__side--end { justify-content: flex-end; }

.masthead__tool {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 12.5px;
  letter-spacing: .08em;
  text-decoration: none;
  color: rgba(233, 228, 214, .74);
  border-bottom: 1px solid transparent;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.masthead__tool:hover {
  color: var(--fluoro);
  border-bottom-color: var(--fluoro);
}

.masthead__cta {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 16px;
  background: var(--signal);
  color: #14100B;
  font-family: var(--font-head);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .08em;
  text-decoration: none;
  white-space: nowrap;
  clip-path: polygon(0 0, calc(100% - 9px) 0, 100% 9px, 100% 100%, 9px 100%, 0 calc(100% - 9px));
  transition: background-color .2s var(--ease);
}

.masthead__cta:hover { background: #FF8248; }

/* 品牌 */
.brand {
  display: inline-flex;
  align-items: baseline;
  gap: .55rem;
  justify-self: center;
  padding: 6px 0;
  line-height: 1;
  font-family: var(--font-head);
  text-decoration: none;
  color: var(--paper);
}

.brand__num {
  font-weight: 900;
  font-size: clamp(24px, 3.2vw, 32px);
  letter-spacing: -.04em;
  color: var(--fluoro);
}

.brand__word {
  font-weight: 800;
  font-size: clamp(15px, 1.7vw, 18px);
  letter-spacing: .14em;
  color: var(--paper);
  white-space: nowrap;
}

.brand__sub {
  position: relative;
  padding-left: 14px;
  font-size: 12px;
  letter-spacing: .14em;
  color: rgba(233, 228, 214, .62);
  white-space: nowrap;
}

.brand__sub::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 7px;
  height: 14px;
  margin-top: -7px;
  background: var(--signal);
  transform: skewX(-20deg);
}

/* 移动端开关 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 12px 0 9px;
  border: 1px solid rgba(233, 228, 214, .26);
  color: var(--paper);
  font-family: var(--font-head);
  font-size: 12.5px;
  letter-spacing: .1em;
  cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.nav-toggle:hover {
  color: var(--fluoro);
  border-color: rgba(95, 242, 214, .55);
}

.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  width: 18px;
}

.nav-toggle__bars span {
  display: block;
  height: 2px;
  background: currentColor;
  transition: transform .25s var(--ease), opacity .2s var(--ease);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1) {
  transform: translateY(6px) 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(-6px) rotate(-45deg);
}

/* 入口状态条 */
.statusbar {
  background: var(--signal);
  color: #1B110A;
}

.statusbar__inner {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 26px);
  min-height: 42px;
  padding-block: 6px;
  font-size: 12.5px;
  letter-spacing: .06em;
}

.statusbar__item {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  min-width: 0;
}

.statusbar__item--note {
  margin-inline-start: auto;
  color: rgba(27, 17, 10, .74);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.statusbar__value {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: .06em;
}

.status-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #17110C;
  box-shadow: 0 0 0 3px rgba(23, 17, 12, .18);
}

.statusbar__link {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  color: #1B110A;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 1px solid rgba(27, 17, 10, .45);
  transition: border-color .2s var(--ease);
}

.statusbar__link:hover {
  border-bottom-color: #1B110A;
}

/* 主导航 */
.site-nav {
  background: var(--deep);
  border-top: 1px solid rgba(233, 228, 214, .14);
}

.site-nav__list {
  display: flex;
  justify-content: center;
  gap: clamp(8px, 2.4vw, 34px);
  padding-inline: var(--gutter);
}

.site-nav__link {
  display: inline-block;
  padding: 14px 2px;
  min-height: 44px;
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: .08em;
  text-decoration: none;
  white-space: nowrap;
  color: rgba(233, 228, 214, .78);
  border-bottom: 2px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.site-nav__link:hover {
  color: var(--fluoro);
  border-bottom-color: rgba(95, 242, 214, .42);
}

.site-nav__link[aria-current="page"] {
  color: var(--fluoro);
  border-bottom-color: var(--fluoro);
}

.site-nav__link:focus-visible {
  outline: 2px solid var(--fluoro);
  outline-offset: 2px;
}

/* 阅读进度 */
.progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 90;
  pointer-events: none;
  background: linear-gradient(90deg, var(--signal), var(--fluoro));
  transform: scaleX(0);
  transform-origin: 0 50%;
}

/* ---------- 页头响应式 ---------- */
@media (max-width: 880px) {
  .masthead__inner {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 10px;
  }

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

  .masthead__side--start .masthead__tool,
  .masthead__side--end .masthead__tool { display: none; }

  .brand__sub { display: none; }

  .statusbar__item--note { display: none; }

  .statusbar__inner { justify-content: space-between; }

  .site-nav {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows .34s var(--ease);
  }

  .site-nav[data-open] { grid-template-rows: 1fr; }

  .site-nav__list {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    min-height: 0;
    overflow: hidden;
    padding-inline: var(--gutter);
  }

  .site-nav[data-open] .site-nav__list { padding-bottom: 14px; }

  .site-nav__link {
    display: block;
    padding: 12px 10px;
    min-height: 46px;
    border-bottom: 1px solid rgba(233, 228, 214, .12);
    border-left: 2px solid transparent;
    transition: color .2s var(--ease), border-color .2s var(--ease),
                background-color .2s var(--ease);
  }

  .site-nav__link:hover {
    border-bottom-color: rgba(233, 228, 214, .12);
    border-left-color: rgba(95, 242, 214, .5);
    background: rgba(95, 242, 214, .06);
  }

  .site-nav__link[aria-current="page"] {
    border-bottom-color: rgba(95, 242, 214, .24);
    border-left-color: var(--fluoro);
    background: rgba(95, 242, 214, .08);
  }
}

@media (max-width: 420px) {
  .brand__word { letter-spacing: .06em; font-size: 14px; }
  .masthead__cta { padding: 0 12px; font-size: 12px; }
}

/* =========================================================
   页脚
   ========================================================= */
.site-footer {
  position: relative;
  margin-top: clamp(56px, 9vw, 116px);
  padding-top: clamp(34px, 5vw, 58px);
  background-color: var(--deep);
  background-image:
    repeating-linear-gradient(115deg, rgba(95, 242, 214, .04) 0 1px, transparent 1px 30px),
    linear-gradient(180deg, #0B3B3C 0%, #072B2C 100%);
  color: var(--paper);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: repeating-linear-gradient(115deg, var(--signal) 0 12px, transparent 12px 30px);
}

.footer__top {
  display: grid;
  grid-template-columns: minmax(200px, 1fr) minmax(0, 2.1fr);
  gap: clamp(26px, 4vw, 60px);
  padding-bottom: clamp(24px, 3.6vw, 42px);
}

.footer__brand { min-width: 0; }

.brand--footer {
  justify-self: start;
  margin-bottom: 14px;
  padding: 0;
}

.brand--footer .brand__num { color: var(--fluoro); }
.brand--footer .brand__word { color: var(--paper); }
.brand--footer .brand__sub { color: rgba(233, 228, 214, .6); }

.footer__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--mist);
}

.footer__cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 3vw, 36px);
}

.footer__col { min-width: 0; }

.footer__title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--fluoro);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(95, 242, 214, .22);
}

.footer__list li + li { margin-top: 6px; }

.footer__list a {
  display: inline-block;
  padding: 4px 0;
  font-size: 14px;
  text-decoration: none;
  color: rgba(233, 228, 214, .78);
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.footer__list a:hover {
  color: var(--fluoro);
  border-bottom-color: var(--fluoro);
}

.footer__contact {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 18px 32px;
  padding-block: clamp(18px, 2.6vw, 28px);
  border-top: 1px solid rgba(233, 228, 214, .16);
  border-bottom: 1px solid rgba(233, 228, 214, .16);
}

.footer__contact-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.footer__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

.footer__value {
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(233, 228, 214, .86);
  overflow-wrap: anywhere;
}

.footer__base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 22px;
  padding-block: 18px 28px;
  font-size: 12.5px;
  color: rgba(233, 228, 214, .6);
}

.footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
}

.footer__legal a {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  text-decoration: none;
  color: rgba(233, 228, 214, .8);
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.footer__legal a:hover {
  color: var(--fluoro);
  border-bottom-color: var(--fluoro);
}

.footer__copy { font-family: var(--font-mono); }

.footer__icp {
  margin-inline-start: auto;
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

@media (max-width: 960px) {
  .footer__top { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .footer__cols { grid-template-columns: 1fr; gap: 22px; }
  .footer__icp { margin-inline-start: 0; }
}

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

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

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