/* =========================================================
   奇异果体育链 · 共享外壳样式 /assets/site.css
   夜班数据校对室：深色数据网格 + 手写批注 + 荧光标记
   ========================================================= */

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,h6,p,ul,ol,dl,dd,dt,figure,blockquote,fieldset{margin:0}
ul,ol{list-style:none}
img,svg{max-width:100%;display:block}
a{color:inherit}
button{font:inherit;color:inherit}
table{border-collapse:collapse}
[hidden]{display:none !important}

/* ---------- 变量：夜班深蓝 / 暖米 / 奇异果绿 / 荧光青柠 ---------- */
:root{
  --night:#1C2B36;
  --deep:#14202A;
  --paper:#F5F1E6;
  --paper-2:#EDE6D6;
  --kiwi:#8BC34A;
  --peel:#6D4C41;
  --lime:#C6FF00;
  --leaf:#3F6B24;
  --clay:#7A5346;
  --rule:#E3DCC9;
  --white:#FFFFFF;

  --max:1240px;
  --gut:clamp(16px,3vw,32px);
  --r-lg:28px;
  --r-md:18px;
  --pill:999px;

  --f-display:"Archivo Black","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  --f-serif:"Noto Serif SC",Georgia,"Songti SC","SimSun",serif;
  --f-mono:"IBM Plex Mono","Sarasa Mono SC","Menlo","Consolas",ui-monospace,monospace;
  --f-hand:"LXGW WenKai","Kaiti SC","STKaiti","KaiTi",cursive;

  --t:240ms cubic-bezier(.4,.1,.2,1);
}

/* ---------- 基础排版（中文） ---------- */
body{
  background:var(--night);
  color:var(--paper);
  font-family:var(--f-mono);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  min-height:100vh;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--f-serif);font-weight:700;line-height:1.25;letter-spacing:.01em}
h1{font-size:clamp(2rem,4.4vw,3.4rem)}
h2{font-size:clamp(1.55rem,2.9vw,2.35rem)}
h3{font-size:clamp(1.15rem,1.7vw,1.4rem)}
h4{font-size:1.05rem}
p{max-width:70ch}
strong,b{font-weight:700}
em{font-style:normal;color:var(--kiwi)}
::selection{background:var(--lime);color:var(--night)}

/* ---------- 焦点可见 ---------- */
:focus-visible{outline:3px solid var(--kiwi);outline-offset:3px;border-radius:6px}
.site-head :focus-visible,
.site-foot :focus-visible,
.band--deep :focus-visible{outline-color:var(--lime)}

/* ---------- skip link ---------- */
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--lime);color:var(--night);
  font-family:var(--f-mono);font-weight:700;font-size:14px;
  padding:12px 22px;border-radius:0 0 var(--r-md) 0;text-decoration:none;
}
.skip-link:focus{left:0}

/* =========================================================
   页头：滚动状态条 + 左右分置导航
   ========================================================= */
.relay-bar{
  background:var(--deep);
  border-bottom:1px solid rgba(198,255,0,.18);
  overflow:hidden;
}
.relay-bar__track{
  display:flex;
  width:max-content;
  animation:relay-scroll 40s linear infinite;
}
.relay-bar__item{
  flex:0 0 auto;
  font-size:12px;letter-spacing:.09em;line-height:1.9;
  color:var(--kiwi);
  padding:8px 30px;
  white-space:nowrap;
  position:relative;
}
.relay-bar__item::after{
  content:"";position:absolute;right:0;top:50%;
  width:5px;height:5px;margin-top:-2.5px;
  border-radius:50%;background:var(--lime);
}
@keyframes relay-scroll{to{transform:translateX(-50%)}}

.site-head{
  position:sticky;top:0;z-index:60;
  background:var(--deep);
  color:var(--paper);
  border-bottom:1px solid rgba(245,241,230,.13);
}
.site-head__inner{
  position:relative;
  display:flex;align-items:center;
  gap:clamp(10px,1.6vw,22px);
  padding-right:var(--gut);
  min-height:64px;
}

/* 品牌铭牌：贴左缘，果皮褐底 */
.brand-lockup{
  align-self:stretch;
  display:flex;flex-direction:column;justify-content:center;gap:2px;
  background:var(--peel);
  color:var(--paper);
  text-decoration:none;
  padding:10px clamp(14px,2.2vw,30px) 12px;
  border-radius:0 22px 22px 0;
  flex:0 0 auto;
  transition:background-color var(--t);
}
.brand-lockup:hover{background:#7E594C}
.brand-lockup__name{
  font-family:var(--f-mono);font-weight:700;
  font-size:15px;line-height:1.3;letter-spacing:.05em;
}
.brand-lockup__sub{
  font-size:11px;line-height:1.3;letter-spacing:.16em;
  color:var(--kiwi);
}

/* 移动端汉堡 */
.nav-toggle{
  display:none;
  margin-left:auto;
  align-items:center;gap:9px;
  background:transparent;
  border:1px solid rgba(245,241,230,.3);
  border-radius:var(--pill);
  padding:9px 16px;
  font-family:var(--f-mono);font-size:13px;letter-spacing:.06em;
  cursor:pointer;
  transition:border-color var(--t),color var(--t),background-color var(--t);
}
.nav-toggle:hover{border-color:var(--lime);color:var(--lime)}
.nav-toggle__bars{
  position:relative;width:16px;height:2px;background:var(--lime);
}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--lime);
}
.nav-toggle__bars::before{top:-5px}
.nav-toggle__bars::after{top:5px}

/* 数据链导航 */
.site-nav{margin-left:auto}
.chain{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.chain__node a{
  display:block;
  padding:9px 15px;
  border-radius:var(--pill);
  border:1px solid rgba(245,241,230,.26);
  color:var(--paper);
  text-decoration:none;
  font-size:13px;line-height:1;letter-spacing:.04em;
  white-space:nowrap;
  transition:background-color var(--t),color var(--t),border-color var(--t);
}
.chain__node a:hover{
  border-color:var(--kiwi);
  color:var(--kiwi);
  background:rgba(139,195,74,.13);
}
.chain__node a[aria-current="page"]{
  background:var(--lime);
  border-color:var(--lime);
  color:var(--night);
  font-weight:700;
}

/* 页头 CTA */
.probe-btn{
  flex:0 0 auto;
  display:inline-flex;align-items:center;
  padding:11px 20px;
  border-radius:var(--pill);
  background:var(--kiwi);
  color:var(--deep);
  text-decoration:none;
  font-family:var(--f-mono);font-size:13px;font-weight:700;letter-spacing:.05em;
  white-space:nowrap;
  transition:background-color var(--t),color var(--t);
}
.probe-btn:hover{background:var(--lime)}

/* 滚动进度 */
.scroll-progress{
  position:absolute;left:0;bottom:-1px;
  width:100%;height:3px;
  background:var(--lime);
  transform:scaleX(0);transform-origin:0 50%;
  pointer-events:none;
}

/* =========================================================
   页脚
   ========================================================= */
.site-foot{
  background:var(--deep);
  color:var(--paper);
  border-top:3px solid var(--peel);
}
.foot-grid{
  width:100%;max-width:var(--max);margin-inline:auto;
  padding:clamp(38px,5vw,68px) var(--gut) clamp(22px,3vw,34px);
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;
  gap:clamp(22px,3vw,42px) clamp(16px,2.2vw,32px);
  align-items:start;
}
.foot-brand__name{
  font-family:var(--f-mono);font-weight:700;
  font-size:20px;letter-spacing:.04em;color:var(--paper);
}
.foot-brand__line{
  margin-top:10px;
  font-size:13px;line-height:1.8;
  color:rgba(245,241,230,.7);
  max-width:34ch;
}
.foot-brand__meta{
  margin-top:16px;
  font-size:12px;letter-spacing:.1em;
  color:var(--kiwi);
}
.foot-col__title{
  font-family:var(--f-mono);
  font-size:12px;font-weight:700;letter-spacing:.16em;
  color:var(--lime);
  margin-bottom:14px;
  text-transform:uppercase;
}
.foot-list{display:flex;flex-direction:column;gap:9px}
.foot-list li{font-size:14px;line-height:1.6;color:rgba(245,241,230,.82)}
.foot-list--link a{
  color:rgba(245,241,230,.88);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color var(--t),border-color var(--t);
}
.foot-list--link a:hover{color:var(--kiwi);border-bottom-color:var(--kiwi)}

.foot-status{
  grid-column:1 / -1;
  border-top:1px solid rgba(245,241,230,.14);
  padding-top:clamp(20px,2.6vw,30px);
}
.status-row{display:flex;flex-wrap:wrap;gap:10px}
.status-chip{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 16px;
  border-radius:var(--pill);
  background:var(--night);
  border:1px solid rgba(245,241,230,.16);
  font-size:12.5px;letter-spacing:.04em;
  color:rgba(245,241,230,.9);
}
.status-chip__dot{
  width:8px;height:8px;border-radius:50%;flex:0 0 auto;
  background:var(--kiwi);
}
.status-chip[data-state="live"]{border-color:rgba(198,255,0,.45)}
.status-chip[data-state="live"] .status-chip__dot{
  background:var(--lime);
  animation:node-breathe 2.6s ease-in-out infinite;
}
.status-chip[data-state="wait"] .status-chip__dot{background:var(--peel)}
@keyframes node-breathe{
  0%,100%{box-shadow:0 0 0 0 rgba(198,255,0,.65)}
  50%{box-shadow:0 0 0 7px rgba(198,255,0,0)}
}

.foot-contact{
  grid-column:1 / -1;
  display:flex;flex-wrap:wrap;gap:10px 30px;align-items:baseline;
  border-top:1px solid rgba(245,241,230,.14);
  padding-top:clamp(18px,2.4vw,26px);
  font-size:13px;color:rgba(245,241,230,.82);
}
.foot-contact__item b{color:var(--kiwi);font-weight:400}
.foot-contact__note{
  width:100%;max-width:78ch;
  font-size:12px;line-height:1.8;
  color:rgba(245,241,230,.58);
}
.foot-legal{background:var(--night);border-top:1px solid rgba(245,241,230,.14)}
.foot-legal__inner{
  width:100%;max-width:var(--max);margin-inline:auto;
  padding:18px var(--gut);
  display:flex;flex-wrap:wrap;gap:10px 24px;
  align-items:center;justify-content:space-between;
  font-size:12px;letter-spacing:.06em;
  color:rgba(245,241,230,.62);
}

/* =========================================================
   布局工具
   ========================================================= */
.wrap{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--gut)}
.wrap--wide{max-width:1420px}

.band{padding-block:clamp(44px,6vw,84px)}
.band--tight{padding-block:clamp(26px,4vw,48px)}
.band--paper{background:var(--paper);color:var(--night)}
.band--deep{background:var(--deep)}
.band--peel{background:var(--peel);color:var(--paper)}
.band--paper h1,.band--paper h2,.band--paper h3{color:var(--night)}
.band--paper p{color:#26343D}
.band--paper a{color:var(--leaf)}

.split{
  display:grid;
  grid-template-columns:minmax(250px,34%) minmax(0,1fr);
  gap:clamp(24px,4vw,64px);
  align-items:start;
}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,3vw,40px)}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.4vw,32px)}

.rule{border:0;height:1px;background:var(--rule)}
.rule--dark{background:rgba(245,241,230,.16)}

/* 章节头 */
.section-head{
  display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;
  margin-bottom:clamp(18px,2.4vw,30px);
}
.section-head__num{
  font-family:var(--f-mono);
  font-size:12px;letter-spacing:.18em;
  color:var(--lime);
}
.band--paper .section-head__num{color:var(--leaf)}

/* 面包屑 */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;
  margin-bottom:clamp(16px,2.2vw,26px);
}
.crumbs li{display:flex;align-items:center;gap:8px}
.crumbs li+li::before{content:"/";color:var(--clay)}
.crumbs a{color:var(--kiwi);text-decoration:none}
.crumbs a:hover{text-decoration:underline}
.band--paper .crumbs a{color:var(--leaf)}
.crumbs [aria-current="page"]{color:var(--clay)}

/* =========================================================
   通用组件
   ========================================================= */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 22px;
  border:1px solid transparent;
  border-radius:var(--pill);
  font-family:var(--f-mono);font-size:14px;font-weight:700;letter-spacing:.05em;
  text-decoration:none;cursor:pointer;
  transition:background-color var(--t),color var(--t),border-color var(--t);
}
.btn--lime{background:var(--lime);color:var(--night)}
.btn--lime:hover{background:var(--kiwi);color:var(--deep)}
.btn--kiwi{background:var(--kiwi);color:var(--deep)}
.btn--kiwi:hover{background:var(--lime)}
.btn--ghost{background:transparent;border-color:var(--kiwi);color:var(--kiwi)}
.btn--ghost:hover{background:var(--kiwi);color:var(--deep)}
.btn--paper{background:var(--paper);color:var(--night)}
.btn--paper:hover{background:var(--lime)}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 13px;
  border:1px solid currentColor;
  border-radius:var(--pill);
  font-size:12px;line-height:1.7;letter-spacing:.08em;
}
.tag--kiwi{color:var(--kiwi)}
.tag--lime{color:var(--lime)}
.tag--leaf{color:var(--leaf)}

.stamp{
  font-family:var(--f-mono);
  font-size:12px;letter-spacing:.08em;
  color:var(--clay);
}
.band--deep .stamp,.site-foot .stamp{color:var(--kiwi)}

.hand{
  font-family:var(--f-hand);
  font-size:1.12rem;line-height:1.7;
  color:var(--leaf);
}
.band--deep .hand,.site-foot .hand{color:var(--lime)}

.panel{
  background:var(--deep);
  border:1px solid rgba(198,255,0,.15);
  border-radius:var(--r-lg);
  padding:clamp(20px,3vw,34px);
}
.band--paper .panel{
  background:var(--paper-2);
  border-color:var(--rule);
  color:var(--night);
}

/* 字段表 / 对照表 */
.ledger{width:100%;font-size:14px}
.ledger caption{
  text-align:left;font-size:12px;letter-spacing:.08em;
  color:var(--clay);padding-bottom:10px;
}
.ledger th,.ledger td{
  text-align:left;vertical-align:top;
  padding:12px 14px;
  border-bottom:1px solid var(--rule);
}
.ledger th{
  font-size:12px;font-weight:700;letter-spacing:.1em;
  color:var(--leaf);
}
.band--deep .ledger th{color:var(--kiwi)}
.band--deep .ledger th,.band--deep .ledger td{border-bottom-color:rgba(245,241,230,.16)}
.ledger tbody tr:hover{background:rgba(139,195,74,.13)}

/* 图片容器（页面阶段放 img） */
.media{
  position:relative;margin:0;overflow:hidden;
  border-radius:var(--r-lg);
  aspect-ratio:16/10;
  background:
    linear-gradient(150deg,var(--deep) 0%,var(--night) 55%,var(--peel) 100%);
}
.media img{width:100%;height:100%;object-fit:cover}
.media--tilt{transform:rotate(-1.4deg)}
.media--square{aspect-ratio:1/1}
.media--tall{aspect-ratio:3/4}
.media--grid::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(198,255,0,.14) 1px,transparent 1px),
    linear-gradient(90deg,rgba(198,255,0,.14) 1px,transparent 1px);
  background-size:32px 32px;
}
.media figcaption{
  position:absolute;left:14px;right:14px;bottom:14px;
  padding:6px 15px;
  border-radius:var(--pill);
  background:rgba(20,32,42,.84);
  color:var(--paper);
  font-size:12px;letter-spacing:.06em;line-height:1.6;
}

/* 手风琴 */
.fold{border-top:1px solid rgba(245,241,230,.16)}
.band--paper .fold{border-top-color:var(--rule)}
.fold__head{
  width:100%;display:flex;align-items:center;gap:14px;
  background:transparent;border:0;
  padding:18px 2px;
  text-align:left;cursor:pointer;
  font-family:var(--f-mono);font-size:15px;line-height:1.6;
  color:inherit;
}
.fold__head:hover{color:var(--kiwi)}
.band--paper .fold__head:hover{color:var(--leaf)}
.fold__sign{
  margin-left:auto;flex:0 0 auto;
  position:relative;width:22px;height:22px;
  border:1px solid var(--kiwi);border-radius:50%;
}
.fold__sign::before,.fold__sign::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--kiwi);transform:translate(-50%,-50%);
}
.fold__sign::before{width:10px;height:1.5px}
.fold__sign::after{width:1.5px;height:10px;transition:transform var(--t)}
[data-accordion-item][data-open] .fold__sign::after{transform:translate(-50%,-50%) scaleY(0)}
.fold__body{
  overflow:hidden;max-height:0;opacity:0;
  transition:max-height 280ms cubic-bezier(.4,.1,.2,1),opacity 240ms ease;
}
[data-accordion-item][data-open] .fold__body{max-height:720px;opacity:1}
.fold__body-inner{padding:0 2px 24px}

/* 文字工具 */
.u-display{
  font-family:var(--f-display);font-weight:900;
  letter-spacing:-.02em;line-height:1.02;
}
.u-lead{
  font-size:clamp(1.05rem,1.6vw,1.25rem);
  line-height:1.7;max-width:62ch;
}
.band--paper .u-lead{color:#26343D}
.u-mono{font-family:var(--f-mono)}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width:1120px){
  .chain__node a{padding:8px 12px;font-size:12.5px}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}
  .foot-col:last-of-type{grid-column:auto}
}

@media (max-width:980px){
  .nav-toggle{display:inline-flex}
  .probe-btn{display:none}

  .site-nav{
    position:absolute;
    left:0;right:0;top:100%;
    margin-left:0;
    background:var(--deep);
    border-top:1px solid rgba(245,241,230,.14);
    border-radius:0 0 22px 22px;
    padding:0 var(--gut);
    max-height:none;
    overflow:hidden;
    opacity:0;visibility:hidden;
    transform:translateY(-8px);
    transition:opacity 180ms ease,transform 260ms cubic-bezier(.4,.1,.2,1),visibility 0s linear 280ms;
    box-shadow:0 22px 40px rgba(0,0,0,.4);
  }
  .site-nav[data-open]{
    opacity:1;visibility:visible;transform:translateY(0);
    padding-block:14px 18px;
    transition:opacity 160ms ease,transform 260ms cubic-bezier(.4,.1,.2,1),visibility 0s;
  }
  .site-nav .chain{flex-direction:column;align-items:stretch;gap:5px}
  .site-nav .chain__node a{
    padding:13px 18px;border-radius:var(--r-md);font-size:14.5px;
  }
  .site-nav .chain__node a[aria-current="page"]{
    background:var(--lime);border-color:var(--lime);color:var(--night);
  }

  .brand-lockup{min-width:0;padding:9px 18px 11px}
  .brand-lockup__name{font-size:14px}
  .brand-lockup__sub{font-size:10px;letter-spacing:.12em}

  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1 / -1}
}

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

@media (max-width:600px){
  .foot-grid{grid-template-columns:1fr}
  .foot-legal__inner{justify-content:flex-start}
  .relay-bar__item{font-size:11px;padding:7px 22px}
  .media{border-radius:var(--r-md)}
  .status-chip{font-size:12px;padding:6px 13px}
}

/* ---------- 尊重减少动效 ---------- */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  html{scroll-behavior:auto}
  .relay-bar{overflow-x:auto}
  .relay-bar__track{animation:none;width:auto}
  .media--tilt{transform:none}
}