/* ==========================================================================
   博澳体育赛场 · 全站共享样式 /assets/site.css
   深空黑基底 + 电光蓝结构线 + 功能化点缀色
   ========================================================================== */

:root{
  --ink-900:#0A0E14;
  --ink-800:#121826;
  --ink-700:#1A2334;
  --blue:#2E7DFF;
  --blue-soft:#7FB2FF;
  --orange:#FF7A45;
  --cyan:#9FE6E0;
  --lime:#35E08D;
  --amber:#FFB020;
  --line:#223047;
  --line-strong:#31456A;
  --glass:rgba(255,255,255,.10);
  --glass-soft:rgba(255,255,255,.045);
  --text:#C7D0DC;
  --text-strong:#EDF4FF;
  --text-dim:#7C8AA3;
  --rail-w:236px;
  --topbar-h:62px;
  --topbar-h-lg:74px;
  --radius:16px;
  --radius-sm:10px;
  --radius-pill:999px;
  --maxw:1180px;
  --prose:38em;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,"JetBrains Mono","Cascadia Mono","Roboto Mono",Menlo,Consolas,"Liberation Mono",monospace;
}

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

html{
  -webkit-text-size-adjust:100%;
  background:var(--ink-900);
}
@media (prefers-reduced-motion: no-preference){
  html{scroll-behavior:smooth;}
}

body{
  margin:0;
  min-height:100vh;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.7;
  color:var(--text);
  background-color:var(--ink-900);
  padding-top:var(--topbar-h);
  overflow-x:hidden;
}

/* 底层光晕与雷达网格：铺满视口，不随内容滚动 */
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-2;
  pointer-events:none;
  background:
    radial-gradient(1180px 640px at 10% -16%, rgba(46,125,255,.22), rgba(46,125,255,0) 62%),
    radial-gradient(860px 520px at 99% 2%, rgba(255,122,69,.13), rgba(255,122,69,0) 60%),
    radial-gradient(780px 780px at 80% 108%, rgba(159,230,224,.08), rgba(159,230,224,0) 66%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  opacity:.55;
  background-image:
    linear-gradient(rgba(46,125,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46,125,255,.055) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(125% 88% at 50% -4%, #000 10%, transparent 72%);
  mask-image:radial-gradient(125% 88% at 50% -4%, #000 10%, transparent 72%);
}

/* ------------------------------ 排版 ------------------------------ */
h1,h2,h3,h4{
  margin:0 0 .55em;
  color:var(--text-strong);
  font-weight:800;
  line-height:1.22;
  letter-spacing:-.015em;
}
h1{font-size:clamp(2rem,5vw,3.5rem);}
h2{font-size:clamp(1.5rem,3vw,2.25rem);}
h3{font-size:clamp(1.1rem,2vw,1.4rem);font-weight:700;}
h4{font-size:1.05rem;font-weight:700;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
a{color:var(--blue-soft);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:#fff;}
strong{color:var(--text-strong);}
small{font-size:.85em;}
hr{border:0;height:1px;background:var(--line);margin:32px 0;}
address{font-style:normal;}
code,kbd,samp{font-family:var(--font-mono);font-size:.9em;color:var(--cyan);}

:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:2px;
  border-radius:4px;
}
[hidden]{display:none !important;}

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

/* ------------------------------ 容器与分区 ------------------------------ */
.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:768px){
  .container{padding:0 32px;}
}

.section{padding:44px 0;}
.section--tight{padding:26px 0;}
.section--loose{padding:60px 0;}
@media (min-width:768px){
  .section{padding:66px 0;}
  .section--tight{padding:34px 0;}
  .section--loose{padding:88px 0;}
}

.prose{max-width:var(--prose);}

.eyebrow{
  margin:0 0 10px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--blue-soft);
}

.section-head{
  display:flex;
  align-items:baseline;
  gap:14px;
  margin-bottom:22px;
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
}
.section-head h2,
.section-head h3{margin:0;}
.section-head__index{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.2em;
  color:var(--cyan);
}

.page-head{padding:30px 0 10px;}
@media (min-width:768px){.page-head{padding:44px 0 14px;}}
.page-head__title{margin:0 0 12px;}
.page-head__lede{
  max-width:var(--prose);
  margin:0;
  font-size:17px;
  color:var(--text);
}

.rule{height:1px;background:var(--line);border:0;margin:0;}
.ticks{
  height:12px;
  background-image:repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 14px);
}

/* ------------------------------ 按钮 ------------------------------ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:10px 18px;
  border-radius:var(--radius-pill);
  font-family:var(--font-sans);
  font-size:14px;
  font-weight:700;
  line-height:1.2;
  color:var(--text-strong);
  text-decoration:none;
  white-space:nowrap;
  cursor:pointer;
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.035);
  transition:transform .18s var(--ease), background-color .18s var(--ease),
             border-color .18s var(--ease), color .18s var(--ease), box-shadow .18s var(--ease);
}
.btn:hover{transform:translateY(-1px);border-color:var(--blue);color:#fff;}
.btn:active{transform:translateY(0);}

.btn--accent{
  border-color:transparent;
  color:#1B0A02;
  background:linear-gradient(120deg,#FF9A5B,var(--orange) 46%,#FF5A28);
  box-shadow:0 10px 26px rgba(255,122,69,.26);
}
.btn--accent:hover{
  color:#1B0A02;
  box-shadow:0 14px 32px rgba(255,122,69,.4);
}

.btn--blue{
  border-color:transparent;
  color:#02101F;
  background:linear-gradient(120deg,var(--blue-soft),var(--blue));
}
.btn--blue:hover{color:#02101F;}

.btn--ghost{
  border-color:var(--line);
  background:transparent;
  color:var(--text);
}
.btn--ghost:hover{background:rgba(255,255,255,.05);color:#fff;}

.btn--sm{padding:7px 14px;font-size:13px;border-radius:var(--radius-sm);}
.btn--block{width:100%;}

/* ------------------------------ 标签与筛选 ------------------------------ */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 10px;
  border-radius:var(--radius-pill);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--text);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.tag--live{color:#04140C;background:var(--lime);border-color:transparent;font-weight:700;}
.tag--injury{color:#1A1000;background:var(--amber);border-color:transparent;font-weight:700;}
.tag--league{color:var(--cyan);border-color:rgba(159,230,224,.35);background:rgba(159,230,224,.07);}

.chip-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:0 0 22px;
  padding:0 0 18px;
  border-bottom:1px solid var(--line);
}
.chip{
  padding:7px 15px;
  border-radius:var(--radius-pill);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--text);
  background:transparent;
  border:1px solid var(--line);
  cursor:pointer;
  transition:border-color .18s var(--ease), color .18s var(--ease), background-color .18s var(--ease);
}
.chip:hover{border-color:var(--blue-soft);color:#fff;}
.chip[aria-pressed="true"]{
  background:var(--blue);
  border-color:transparent;
  color:#03101F;
  font-weight:700;
}

/* ------------------------------ 面板与网格 ------------------------------ */
.grid{display:grid;gap:16px;}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(216px,1fr));}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(172px,1fr));}

.panel{
  position:relative;
  padding:20px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(160deg, rgba(18,24,38,.92), rgba(10,14,20,.72));
}
.panel--glass{
  background:var(--glass-soft);
  -webkit-backdrop-filter:blur(12px) saturate(130%);
  backdrop-filter:blur(12px) saturate(130%);
  border-color:rgba(255,255,255,.12);
}
.panel--accent{border-color:rgba(46,125,255,.42);}
.panel__label{
  display:block;
  margin:0 0 10px;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--text-dim);
}
.panel__title{margin:0 0 8px;font-size:1.05rem;}
.panel p{font-size:14.5px;color:var(--text);}

.metric{
  display:block;
  font-family:var(--font-mono);
  font-weight:700;
  font-size:clamp(2rem,6vw,3.25rem);
  line-height:.98;
  letter-spacing:-.02em;
  color:var(--text-strong);
}
.metric--lime{color:var(--lime);}
.metric--blue{color:var(--blue-soft);}
.metric--amber{color:var(--amber);}
.metric--cyan{color:var(--cyan);}
.metric__unit{
  font-size:.34em;
  letter-spacing:.1em;
  color:var(--text-dim);
  margin-left:6px;
}

/* ------------------------------ 面包屑 ------------------------------ */
.breadcrumb{
  padding:16px 0 0;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.06em;
}
.breadcrumb__list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin:0;
  padding:0;
  list-style:none;
  color:var(--text-dim);
}
.breadcrumb__list li{display:flex;align-items:center;gap:8px;}
.breadcrumb__list li + li::before{
  content:"/";
  color:var(--line-strong);
}
.breadcrumb a{color:var(--text-dim);}
.breadcrumb a:hover{color:var(--blue-soft);}
.breadcrumb [aria-current="page"]{color:var(--text-strong);}

/* ------------------------------ 表格 ------------------------------ */
.data-table{
  width:100%;
  border-collapse:collapse;
  font-size:14.5px;
}
.data-table caption{
  padding:0 0 10px;
  text-align:left;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--text-dim);
}
.data-table th,
.data-table td{
  padding:11px 12px;
  text-align:left;
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
.data-table th{
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:600;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--cyan);
  white-space:nowrap;
}
.data-table tbody tr{transition:background-color .16s var(--ease);}
.data-table tbody tr:hover{background:rgba(46,125,255,.08);}
.data-table td.num{
  font-family:var(--font-mono);
  color:var(--text-strong);
  white-space:nowrap;
}

/* ------------------------------ 图片容器 ------------------------------ */
.img-frame{
  position:relative;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(150deg,#131C2E 0%,#0B1018 72%);
  isolation:isolate;
}
.img-frame::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:1;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:30px 30px;
}
.img-frame > img{
  position:relative;
  z-index:2;
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.img-frame--wide{aspect-ratio:16/9;}
.img-frame--banner{aspect-ratio:21/9;}
.img-frame--square{aspect-ratio:1/1;}
.img-frame--tall{aspect-ratio:4/5;}
.img-frame__caption{
  margin-top:10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--text-dim);
}

/* ------------------------------ 滚动显现 ------------------------------ */
[data-reveal]{transition:opacity .26s var(--ease), transform .26s var(--ease);}
html.js [data-reveal]{opacity:0;transform:translateY(18px);}
html.js [data-reveal].is-visible{opacity:1;transform:none;}

/* ------------------------------ 滚动进度 ------------------------------ */
.scroll-progress{
  position:fixed;
  top:0;left:0;right:0;
  height:2px;
  z-index:220;
  pointer-events:none;
  transform:scaleX(0);
  transform-origin:0 50%;
  background:linear-gradient(90deg,var(--blue),var(--cyan) 55%,var(--lime));
}

/* ==========================================================================
   跳至主内容
   ========================================================================== */
.skip-link{
  position:fixed;
  top:10px;
  left:50%;
  z-index:320;
  padding:10px 20px;
  border-radius:var(--radius-pill);
  background:var(--cyan);
  color:#04201D;
  font-size:14px;
  font-weight:700;
  text-decoration:none;
  transform:translate(-50%,-220%);
  transition:transform .2s var(--ease);
}
.skip-link:focus{transform:translate(-50%,0);}

/* ==========================================================================
   头部：左侧导航轨道 + 顶部条
   ========================================================================== */
.site-header{position:relative;z-index:80;}

/* ---- 导航轨道（桌面常驻 / 移动抽屉） ---- */
.rail{
  position:fixed;
  top:0;left:0;bottom:0;
  z-index:96;
  width:min(312px,86vw);
  display:flex;
  flex-direction:column;
  padding:20px 18px 22px;
  overflow-y:auto;
  overscroll-behavior:contain;
  background:linear-gradient(180deg, rgba(18,24,38,.985), rgba(10,14,20,.985));
  border-right:1px solid var(--line);
  transform:translateX(-102%);
  visibility:hidden;
  transition:transform .28s var(--ease), visibility .28s var(--ease);
}
.rail[data-open]{
  transform:translateX(0);
  visibility:visible;
}

.rail__head{padding:2px 4px 18px;}
.rail__eyebrow{
  margin:0;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.26em;
  color:var(--blue-soft);
}
.rail__title{
  margin:6px 0 0;
  font-size:16px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--text-strong);
}
.rail__title::after{
  content:"";
  display:block;
  width:40px;height:2px;
  margin-top:10px;
  background:linear-gradient(90deg,var(--cyan),rgba(159,230,224,0));
}

.rail__list{
  list-style:none;
  margin:0 0 18px;
  padding:0 0 0 1px;
  display:flex;
  flex-direction:column;
  gap:2px;
  border-left:1px solid var(--line);
}
.rail__item{display:block;}

.rail__link{
  position:relative;
  display:flex;
  align-items:center;
  gap:14px;
  padding:11px 14px 11px 18px;
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--text);
  font-size:15px;
  text-decoration:none;
  transition:color .18s var(--ease), background-color .18s var(--ease);
}
.rail__link::before{
  content:"";
  position:absolute;
  left:-1px;
  top:50%;
  width:2px;
  height:0;
  border-radius:2px;
  background:var(--blue-soft);
  transform:translateY(-50%);
  transition:height .22s var(--ease), background-color .22s var(--ease);
}
.rail__link:hover{color:var(--text-strong);background:var(--glass-soft);}
.rail__link:hover::before{height:44%;}
.rail__link[aria-current="page"]{
  color:#FFFFFF;
  font-weight:700;
  background:linear-gradient(90deg, rgba(46,125,255,.22), rgba(46,125,255,0) 88%);
}
.rail__link[aria-current="page"]::before{
  height:72%;
  background:linear-gradient(180deg,var(--cyan),var(--blue));
}
.rail__num{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--text-dim);
  transition:color .18s var(--ease);
}
.rail__link:hover .rail__num,
.rail__link[aria-current="page"] .rail__num{color:var(--cyan);}
.rail__label{white-space:nowrap;}

.rail__foot{
  margin-top:auto;
  padding-top:18px;
  border-top:1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:6px;
}
.rail__mini{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:9px 12px;
  border-radius:var(--radius-sm);
  border:1px solid transparent;
  background:var(--glass-soft);
  color:var(--text);
  font-size:13.5px;
  text-decoration:none;
  transition:border-color .18s var(--ease), color .18s var(--ease), background-color .18s var(--ease);
}
.rail__mini::after{
  content:"→";
  font-family:var(--font-mono);
  color:var(--text-dim);
  transition:transform .18s var(--ease), color .18s var(--ease);
}
.rail__mini:hover{
  color:#fff;
  border-color:var(--line-strong);
  background:rgba(46,125,255,.10);
}
.rail__mini:hover::after{transform:translateX(3px);color:var(--cyan);}
.rail__meta{
  margin:8px 4px 0;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.16em;
  color:var(--text-dim);
}

/* ---- 顶部条 ---- */
.topbar{
  position:fixed;
  top:0;right:0;left:0;
  z-index:90;
  height:var(--topbar-h);
  display:flex;
  align-items:center;
  gap:14px;
  padding:0 16px;
  background:rgba(10,14,20,.82);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.topbar::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  pointer-events:none;
  background:linear-gradient(90deg, rgba(46,125,255,.55), rgba(159,230,224,.25) 45%, transparent 88%);
}

/* ---- 品牌 ---- */
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
  flex:0 0 auto;
  text-decoration:none;
}
.brand__mono{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:34px;
  padding:0 9px;
  border-radius:8px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  color:var(--cyan);
  border:1px solid rgba(159,230,224,.28);
  background:linear-gradient(150deg, rgba(46,125,255,.24), rgba(159,230,224,.06));
}
.brand__text{
  display:flex;
  flex-direction:column;
  min-width:0;
  line-height:1.2;
}
.brand__wordmark{
  font-size:16px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--text-strong);
  white-space:nowrap;
}
.brand__tagline{
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.06em;
  color:var(--text-dim);
  white-space:nowrap;
}
.brand:hover .brand__wordmark{color:#fff;}

/* ---- 顶部快捷入口 ---- */
.quicknav{display:none;}
@media (min-width:960px){
  .quicknav{display:block;margin-left:auto;}
}
.quicknav__list{
  display:flex;
  align-items:center;
  gap:2px;
  margin:0;
  padding:0;
  list-style:none;
}
.quicknav__link{
  display:inline-block;
  padding:8px 13px;
  border-radius:var(--radius-pill);
  border:1px solid transparent;
  color:var(--text);
  font-size:13.5px;
  text-decoration:none;
  transition:color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}
.quicknav__link:hover{
  color:#fff;
  border-color:var(--line-strong);
  background:rgba(255,255,255,.04);
}
.quicknav__link[aria-current="page"]{
  color:var(--blue-soft);
  border-color:rgba(46,125,255,.45);
  background:rgba(46,125,255,.12);
}

/* ---- 顶栏动作区 ---- */
.topbar__actions{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:auto;
}
@media (min-width:960px){
  .topbar__actions{margin-left:0;}
}
@media (max-width:900px){
  .topbar__secondary{display:none;}
}
@media (max-width:600px){
  .topbar__actions .btn{padding:9px 14px;font-size:13px;}
}

/* ---- 移动导航按钮 ---- */
.nav-toggle{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  padding:0;
  border-radius:12px;
  cursor:pointer;
  color:var(--text-strong);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.04);
  transition:border-color .18s var(--ease), background-color .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--blue);background:rgba(46,125,255,.12);}
.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:100%;
  height:2px;
  border-radius:2px;
  background:currentColor;
  transition:top .22s var(--ease), bottom .22s var(--ease), transform .22s var(--ease);
}
.nav-toggle__bars::before{top:0;}
.nav-toggle__bars::after{bottom:0;}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before{top:5px;transform:rotate(45deg);}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after{bottom:5px;transform:rotate(-45deg);}

/* ---- 小屏品牌精简 ---- */
@media (max-width:600px){
  .brand__tagline{display:none;}
  .brand__wordmark{font-size:15px;}
  .brand__mono{height:30px;padding:0 7px;font-size:10px;}
}

/* ---- 桌面端：轨道常驻 + 主画布偏移 ---- */
@media (min-width:1024px){
  body{
    padding-top:var(--topbar-h-lg);
    padding-left:var(--rail-w);
  }
  .topbar{
    left:var(--rail-w);
    height:var(--topbar-h-lg);
    padding:0 28px;
    gap:20px;
  }
  .rail{
    width:var(--rail-w);
    transform:none;
    visibility:visible;
    padding:calc(var(--topbar-h-lg) + 26px) 18px 22px;
    background:linear-gradient(180deg, rgba(18,24,38,.90), rgba(10,14,20,.94));
    -webkit-backdrop-filter:blur(18px) saturate(130%);
    backdrop-filter:blur(18px) saturate(130%);
  }
  .rail__head{padding-bottom:20px;}
  .nav-toggle{display:none;}
}

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer{
  position:relative;
  margin-top:72px;
  overflow:hidden;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg, rgba(18,24,38,.9) 0%, rgba(10,14,20,.98) 62%);
}
.site-footer::before{
  content:"";
  position:absolute;
  top:-1px;left:0;right:0;
  height:1px;
  opacity:.75;
  background:linear-gradient(90deg, var(--blue) 0%, var(--cyan) 38%, rgba(53,224,141,.5) 58%, transparent 92%);
}

.footer__inner{
  max-width:var(--maxw);
  margin:0 auto;
  padding:48px 20px 30px;
  display:grid;
  gap:34px;
  grid-template-columns:1fr;
}
@media (min-width:720px){
  .footer__inner{
    grid-template-columns:1.1fr 1.8fr;
    padding:56px 28px 34px;
  }
}
@media (min-width:1024px){
  .footer__inner{
    grid-template-columns:1.05fr 1.7fr 1fr;
    gap:40px;
    padding:66px 32px 38px;
  }
}

.footer__brand .brand{margin-bottom:16px;}
.footer__desc{
  max-width:34em;
  margin:0 0 16px;
  font-size:14px;
  line-height:1.75;
  color:var(--text);
}
.footer__tags{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  margin:0;
  padding:0;
  list-style:none;
}
.footer__tags li{
  padding:3px 9px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.06em;
  color:var(--text-dim);
}

.footer__nav{
  display:grid;
  gap:26px;
  grid-template-columns:repeat(auto-fit,minmax(118px,1fr));
}
.footer__col-title{
  margin:0 0 12px;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:600;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--cyan);
}
.footer__col ul{
  display:flex;
  flex-direction:column;
  gap:9px;
  margin:0;
  padding:0;
  list-style:none;
}
.footer__col a{
  color:var(--text);
  font-size:14px;
  text-decoration:none;
}
.footer__col a:hover{color:var(--blue-soft);}

.footer__contact-list{
  display:flex;
  flex-direction:column;
  gap:12px;
  margin:0;
  padding:0;
  list-style:none;
}
.footer__contact-list li{display:flex;flex-direction:column;gap:3px;}
.footer__k{
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.16em;
  color:var(--text-dim);
}
.footer__v{
  font-size:14px;
  line-height:1.6;
  color:var(--text-strong);
  word-break:break-word;
}
.footer__note{
  margin:14px 0 0;
  font-size:12.5px;
  line-height:1.65;
  color:var(--text-dim);
}

.footer__bottom{
  max-width:var(--maxw);
  margin:0 auto;
  padding:16px 20px 26px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:8px 24px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.05em;
  color:var(--text-dim);
}
.footer__bottom p{margin:0;}
.footer__legal{color:var(--text-dim);}
@media (min-width:1024px){
  .footer__bottom{padding:18px 32px 30px;}
}

/* ==========================================================================
   动效偏好
   ========================================================================== */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  html.js [data-reveal]{opacity:1;transform:none;}
  .btn:hover{transform:none;}
}