/* ===== 6688体育赛事 · 共享样式 /assets/site.css ===== */

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

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

body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd{margin:0;padding:0}
ul,ol{list-style:none}
img,svg{display:block;max-width:100%}
button{font:inherit;color:inherit}

:root{
  --ink:#071A2B;
  --turf:#0B2B23;
  --stand:#1E3A34;
  --mint:#38F2C4;
  --amber:#FFB24A;
  --red:#FF5A5F;
  --paper:#F2EFE6;
  --fog:#E8F0EC;
  --mute:#8FA89D;
  --indigo:#2A1E4A;
  --wine:#3B1F2B;

  --line:rgba(232,240,236,.15);
  --line-strong:rgba(232,240,236,.32);

  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono","SFMono-Regular",monospace;

  --shell:1180px;
  --gut:24px;
}

/* ---------- 基础排版 ---------- */
body{
  background:var(--ink);
  color:var(--fog);
  font-family:var(--font-sans);
  font-size:16px;
  font-weight:400;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4{font-weight:800;line-height:1.14;letter-spacing:-.01em}
h1{font-weight:900;line-height:1.03;letter-spacing:-.02em}

::selection{background:var(--mint);color:var(--ink)}

/* ---------- 布局工具 ---------- */
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 var(--gut)}
.band{padding:clamp(48px,7vw,100px) 0}

.split{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  position:relative;
}
.split::after{
  content:"";
  position:absolute;
  top:0;bottom:0;left:50%;
  width:1px;
  background:linear-gradient(180deg,transparent,var(--line-strong) 18%,var(--line-strong) 82%,transparent);
  pointer-events:none;
}

/* ---------- 跳转链接 ---------- */
.skip-link{
  position:fixed;
  top:-120px;left:16px;
  z-index:300;
  padding:10px 18px;
  background:var(--mint);
  color:#04120D;
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  text-decoration:none;
  transition:top .18s ease;
}
.skip-link:focus{top:12px}

/* ---------- 页头 ---------- */
.site-head{
  position:sticky;
  top:0;
  z-index:100;
  background:var(--ink);
  border-bottom:1px solid var(--line-strong);
}

.read-progress{
  position:absolute;
  left:0;bottom:0;
  height:2px;
  width:0;
  background:linear-gradient(90deg,var(--amber),var(--mint));
  box-shadow:0 0 12px rgba(56,242,196,.55);
  transition:width .1s linear;
  pointer-events:none;
  z-index:3;
}

.head-inner{
  max-width:var(--shell);
  margin:0 auto;
  padding:0 var(--gut);
  min-height:66px;
  display:flex;
  align-items:center;
  gap:16px;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
  text-decoration:none;
  color:var(--fog);
}
.brand-mark{
  font-family:var(--font-mono);
  font-size:19px;
  font-weight:700;
  letter-spacing:-.02em;
  line-height:1;
  padding:5px 8px;
  color:#04120D;
  background:var(--mint);
  box-shadow:3px 3px 0 rgba(56,242,196,.22);
}
.brand-text{display:flex;flex-direction:column;gap:3px;line-height:1.1}
.brand-name{font-size:15px;font-weight:800;letter-spacing:.06em}
.brand-sub{
  font-family:var(--font-mono);
  font-size:9.5px;
  letter-spacing:.16em;
  color:var(--mute);
}

.head-meta{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.batch-chip{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  line-height:1.5;
  white-space:nowrap;
  padding:4px 10px;
  color:var(--amber);
  border:1px solid rgba(255,178,74,.42);
  background:rgba(255,178,74,.07);
}
.head-cta{white-space:nowrap}

.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  padding:9px 12px;
  background:transparent;
  border:1px solid var(--line-strong);
  color:var(--fog);
  cursor:pointer;
  transition:border-color .18s,color .18s,background-color .18s;
}
.nav-toggle:hover{border-color:var(--mint);color:var(--mint)}
.nav-toggle-bars{
  position:relative;
  display:block;
  width:16px;height:10px;
}
.nav-toggle-bars::before,
.nav-toggle-bars::after{
  content:"";
  position:absolute;left:0;
  width:16px;height:1.5px;
  background:var(--mint);
  transition:transform .2s ease,top .2s ease;
}
.nav-toggle-bars::before{top:0}
.nav-toggle-bars::after{top:8px}
.site-head[data-open] .nav-toggle-bars::before{top:4px;transform:rotate(45deg)}
.site-head[data-open] .nav-toggle-bars::after{top:4px;transform:rotate(-45deg)}
.nav-toggle-label{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  line-height:1;
}

/* ---------- 命令栏导航 ---------- */
.site-nav{
  position:relative;
  background:var(--turf);
  border-top:1px solid var(--line);
}
.site-nav::before{
  content:"";
  display:block;
  height:4px;
  background-image:repeating-linear-gradient(90deg,rgba(143,168,157,.30) 0 1px,transparent 1px 22px);
  pointer-events:none;
}

.nav-list{
  max-width:var(--shell);
  margin:0 auto;
  padding:0 var(--gut);
  display:flex;
  flex-wrap:wrap;
  align-items:stretch;
}
.nav-list li{display:flex}
.nav-list a{
  position:relative;
  display:flex;
  align-items:baseline;
  gap:8px;
  padding:11px 20px;
  border-left:1px solid var(--line);
  color:var(--fog);
  font-size:14px;
  font-weight:500;
  letter-spacing:.06em;
  text-decoration:none;
  transition:color .18s,background-color .18s;
}
.nav-list li:last-child a{border-right:1px solid var(--line)}
.nav-idx{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.1em;
  color:var(--mute);
  transition:color .18s;
}
.nav-label{font-weight:500}
.nav-list a:hover{background:var(--stand);color:var(--mint)}
.nav-list a:hover .nav-idx{color:var(--mint)}

.nav-list a[aria-current="page"]{
  color:var(--mint);
  background:rgba(56,242,196,.07);
}
.nav-list a[aria-current="page"] .nav-idx{color:var(--mint)}
.nav-list a[aria-current="page"]::after{
  content:"";
  position:absolute;
  left:20px;right:20px;bottom:7px;
  height:2px;
  background:var(--mint);
  box-shadow:0 0 10px var(--mint);
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:12px 22px;
  border:1px solid transparent;
  background:var(--mint);
  color:#04120D;
  font-family:var(--font-sans);
  font-size:14px;
  font-weight:700;
  letter-spacing:.08em;
  line-height:1.4;
  text-decoration:none;
  cursor:pointer;
  box-shadow:4px 4px 0 rgba(56,242,196,.18);
  transition:transform .16s ease,box-shadow .16s ease,background-color .18s,color .18s,border-color .18s;
}
.btn:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 rgba(56,242,196,.28)}
.btn--amber{background:var(--amber);color:#1A0F00;box-shadow:4px 4px 0 rgba(255,178,74,.22)}
.btn--amber:hover{box-shadow:6px 6px 0 rgba(255,178,74,.32)}
.btn--ghost{
  background:transparent;
  color:var(--fog);
  border-color:var(--line-strong);
  box-shadow:none;
}
.btn--ghost:hover{
  border-color:var(--mint);
  color:var(--mint);
  transform:none;
  box-shadow:none;
}
.btn--sm{padding:7px 13px;font-size:12px;letter-spacing:.1em}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  color:var(--mute);
}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:var(--line-strong)}
.crumb a{color:var(--mute);text-decoration:none;transition:color .18s}
.crumb a:hover{color:var(--mint)}
.crumb [aria-current="page"]{color:var(--fog)}

/* ---------- 编号章节 ---------- */
.chapter{
  position:relative;
  padding:clamp(40px,6vw,84px) 0;
  border-top:1px solid var(--line);
}
.chapter-index{
  display:inline-block;
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.22em;
  color:var(--mint);
}
.chapter-title{
  font-size:clamp(1.8rem,3.2vw,3rem);
  font-weight:900;
  line-height:1.06;
  letter-spacing:-.015em;
}
.lede{
  max-width:33em;
  margin-top:16px;
  font-size:17px;
  line-height:1.8;
  color:rgba(232,240,236,.82);
}

/* ---------- 正文 ---------- */
.prose{max-width:36em}
.prose p{font-size:16.5px;line-height:1.85;color:rgba(232,240,236,.9)}
.prose p+p{margin-top:1.05em}
.prose h2{margin:2em 0 .6em;font-size:clamp(1.35rem,2vw,1.8rem);font-weight:800}
.prose h3{margin:1.8em 0 .5em;font-size:1.08rem;font-weight:800}
.prose ul{margin:1em 0}
.prose ul li{
  position:relative;
  padding-left:20px;
  font-size:16px;
  line-height:1.85;
  color:rgba(232,240,236,.9);
}
.prose ul li+li{margin-top:.5em}
.prose ul li::before{
  content:"";
  position:absolute;
  left:0;top:.78em;
  width:8px;height:1px;
  background:var(--mint);
}
.prose a{
  color:var(--mint);
  text-decoration:none;
  border-bottom:1px solid rgba(56,242,196,.45);
}
.prose a:hover{color:#fff;border-bottom-color:#fff}
.prose strong{color:#fff;font-weight:700}

/* ---------- 图片容器基础 ---------- */
.media-frame{
  position:relative;
  display:block;
  overflow:hidden;
  background:linear-gradient(160deg,var(--stand),var(--turf));
  border:1px solid var(--line-strong);
}
.media-frame img{width:100%;height:100%;object-fit:cover}
.media-frame--grid::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    repeating-linear-gradient(90deg,rgba(56,242,196,.16) 0 1px,transparent 1px 9.09%),
    repeating-linear-gradient(0deg,rgba(56,242,196,.10) 0 1px,transparent 1px 33.33%);
}
.ratio-wide{aspect-ratio:16/9}
.ratio-sq{aspect-ratio:1/1}
.ratio-tall{aspect-ratio:4/5}
.media-cap{
  margin-top:10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  color:var(--mute);
}

/* ---------- 等宽状态标签 ---------- */
.mono-tag{
  display:inline-block;
  padding:4px 9px;
  border:1px solid currentColor;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  line-height:1.4;
  color:var(--mute);
}
.mono-tag--mint{color:var(--mint)}
.mono-tag--amber{color:var(--amber)}
.mono-tag--red{color:var(--red)}
.mono-tag--paper{
  color:var(--ink);
  background:var(--paper);
  border-color:var(--paper);
  box-shadow:2px 2px 0 rgba(0,0,0,.35);
}

/* ---------- 显现 ---------- */
.js [data-rise]{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .55s ease,transform .55s ease;
}
.js [data-rise].is-in{opacity:1;transform:none}

/* ---------- 页脚 ---------- */
.site-foot{
  background:linear-gradient(180deg,var(--ink) 0%,#0A1E2E 62%,var(--wine) 100%);
  border-top:1px solid var(--line-strong);
  color:var(--fog);
}
.foot-inner{
  max-width:var(--shell);
  margin:0 auto;
  padding:clamp(40px,6vw,64px) var(--gut) clamp(28px,4vw,40px);
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(0,1.5fr) minmax(0,.9fr);
  gap:clamp(24px,4vw,48px);
}

.foot-wordmark{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  letter-spacing:.06em;
  color:var(--fog);
}
.foot-mark{
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:700;
  line-height:1.2;
  padding:3px 6px;
  color:var(--ink);
  background:var(--paper);
  box-shadow:2px 2px 0 rgba(0,0,0,.35);
}
.foot-note{
  max-width:22em;
  margin-top:12px;
  font-size:13px;
  line-height:1.8;
  color:var(--mute);
}
.foot-batch{
  margin-top:20px;
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.batch-tag{
  padding:5px 10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  line-height:1.4;
  color:var(--ink);
  background:var(--paper);
  box-shadow:3px 3px 0 rgba(0,0,0,.42);
}
.copy-btn{
  appearance:none;
  padding:5px 12px;
  background:transparent;
  border:1px solid var(--line-strong);
  color:var(--fog);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  line-height:1.4;
  cursor:pointer;
  transition:border-color .18s,color .18s,background-color .18s;
}
.copy-btn:hover,.copy-btn:focus-visible{border-color:var(--mint);color:var(--mint)}
.copy-btn.is-copied{
  background:var(--mint);
  border-color:var(--mint);
  color:var(--ink);
}
.copy-status{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.12em;
  color:var(--mint);
  opacity:0;
  transition:opacity .2s ease;
}
.copy-status.is-on{opacity:1}

.foot-cols{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px 18px;
}
.foot-col-title{
  margin-bottom:12px;
  padding-bottom:10px;
  border-bottom:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.18em;
  color:var(--mute);
}
.foot-list li+li{margin-top:9px}
.foot-list a{
  color:var(--fog);
  font-size:14px;
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .18s,border-color .18s;
}
.foot-list a:hover,.foot-list a:focus-visible{
  color:var(--mint);
  border-bottom-color:rgba(56,242,196,.6);
}

.foot-contact{
  font-size:13px;
  line-height:1.9;
  color:rgba(232,240,236,.8);
}
.foot-contact .foot-label{
  display:block;
  margin-bottom:2px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.16em;
  color:var(--mute);
}
.foot-contact p+p{margin-top:10px}
.foot-mail{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--mint);
  word-break:break-all;
}
.foot-phone{
  font-family:var(--font-mono);
  font-size:14px;
  letter-spacing:.06em;
  font-variant-numeric:tabular-nums;
  color:var(--fog);
}
.foot-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:14px;
  padding:6px 12px;
  border:1px solid var(--line-strong);
  color:var(--fog);
  font-size:12px;
  letter-spacing:.1em;
  text-decoration:none;
  transition:border-color .18s,color .18s;
}
.foot-link:hover,.foot-link:focus-visible{border-color:var(--mint);color:var(--mint)}

.foot-legal{
  max-width:var(--shell);
  margin:0 auto;
  padding:16px var(--gut) 26px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:6px 20px;
  border-top:1px dashed rgba(242,239,230,.22);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--mute);
}

/* ---------- 焦点 ---------- */
:focus-visible{
  outline:2px solid var(--mint);
  outline-offset:3px;
}
a:focus:not(:focus-visible),
button:focus:not(:focus-visible){outline:none}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .head-cta{display:none}
}

@media (max-width:980px){
  .foot-inner{grid-template-columns:minmax(0,1fr)}
  .foot-cols{order:2}
  .foot-contact{order:3}
}

@media (max-width:860px){
  .nav-toggle{display:inline-flex}
  .site-nav{display:none}
  .site-head[data-open] .site-nav{display:block}
  .site-nav::before{height:0}
  .nav-list{flex-direction:column;padding:8px var(--gut) 14px}
  .nav-list li{width:100%}
  .nav-list a{
    width:100%;
    padding:13px 0;
    border-left:0;
    border-right:0;
    border-bottom:1px solid var(--line);
    font-size:15px;
  }
  .nav-list li:last-child a{border-right:0;border-bottom:0}
  .nav-list a[aria-current="page"]{background:transparent}
  .nav-list a[aria-current="page"]::after{
    left:0;right:auto;
    width:24px;bottom:9px;
  }
  .split{grid-template-columns:minmax(0,1fr)}
  .split::after{display:none}
}

@media (max-width:640px){
  :root{--gut:18px}
  body{font-size:15.5px}
  .head-inner{min-height:60px;gap:12px}
  .batch-chip{display:none}
  .foot-cols{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-legal{justify-content:flex-start}
}

@media (max-width:420px){
  .brand-sub{display:none}
  .brand-name{font-size:14px}
}

/* ---------- 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;
    scroll-behavior:auto !important;
  }
  .js [data-rise]{opacity:1;transform:none}
  .btn:hover{transform:none}
}