/* ===== 333体育官网 · 共享外壳样式 /assets/site.css ===== */

:root{
  /* 色彩 */
  --ink:#0B0F0D;
  --ink-2:#121814;
  --arena:#10362A;
  --arena-2:#1C5C46;
  --lime:#C6FF3D;
  --flame:#FF5A2B;
  --paper:#F2F0E6;
  --text:#D6DDD6;
  --text-dim:#93A096;
  --rule:#2A3A31;

  /* 字体 */
  --font-body:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-head:"Source Han Sans SC Heavy","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-serif:"Songti SC","Source Han Serif SC","Noto Serif SC",Georgia,"Times New Roman",serif;
  --font-num:"Roboto Condensed","DIN Alternate","Oswald",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  /* 尺度与节奏 */
  --bar-h:72px;
  --width:1240px;
  --gap:24px;
  --shadow-a:6px 6px 0 rgba(0,0,0,.45);
  --shadow-b:11px 13px 0 rgba(0,0,0,.52);
}

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

html{
  background:var(--ink);
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
}

body{
  margin:0;
  background:transparent;
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  min-height:100vh;
  overflow-x:hidden;
}

/* 球场网格底纹 */
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:
    linear-gradient(to right, rgba(42,58,49,.55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42,58,49,.55) 1px, transparent 1px);
  background-size:72px 72px;
  -webkit-mask-image:radial-gradient(ellipse 120% 90% at 50% 0%, #000 0%, transparent 78%);
  mask-image:radial-gradient(ellipse 120% 90% at 50% 0%, #000 0%, transparent 78%);
  opacity:.6;
}

main{display:block;position:relative;z-index:1;}

h1,h2,h3,h4{
  font-family:var(--font-head);
  font-weight:900;
  color:var(--paper);
  line-height:1.25;
  letter-spacing:-.01em;
  margin:0 0 .6em;
}
h1{font-size:clamp(30px,4.4vw,44px);}
h2{font-size:clamp(22px,2.6vw,28px);}
h3{font-size:20px;}
h4{font-size:16px;}

p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}

a{color:var(--text);text-decoration:underline;text-decoration-color:var(--arena-2);text-underline-offset:3px;}
a:hover{color:var(--paper);text-decoration-color:var(--lime);}

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

ul,ol{margin:0;padding-left:1.15em;}

hr{border:0;}

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

:where(a,button,summary,[tabindex]):focus-visible{
  outline:2px solid var(--lime);
  outline-offset:2px;
}

/* ---------- 容器 ---------- */
.wrap{
  width:min(100% - 40px, var(--width));
  margin-inline:auto;
}
.wrap--narrow{width:min(100% - 40px, 820px);}

/* ---------- 跳转链接 ---------- */
.skip-link{
  position:fixed;
  top:12px;
  left:12px;
  z-index:200;
  background:var(--lime);
  color:var(--ink);
  font-size:14px;
  font-weight:900;
  padding:10px 16px;
  text-decoration:none;
  border:1px solid var(--lime);
  transform:translateY(-180%);
  transition:transform .18s ease;
}
.skip-link:focus{transform:translateY(0);}

/* =========================================================
   页头 · 命令栏
   ========================================================= */
.cmd-bar{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(11,15,13,.94);
  border-bottom:1px solid var(--rule);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
}

.cmd-bar__inner{
  width:min(100% - 40px, var(--width));
  margin-inline:auto;
  display:grid;
  grid-template-columns:auto 1fr auto;
  align-items:center;
  gap:24px;
  min-height:var(--bar-h);
  padding:8px 0;
  transition:min-height .18s ease;
}
.cmd-bar[data-stuck="true"] .cmd-bar__inner{min-height:58px;}

/* 品牌 */
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  color:var(--paper);
}
.brand__mark{
  font-family:var(--font-num);
  font-size:19px;
  font-weight:700;
  letter-spacing:-.04em;
  line-height:1;
  color:var(--ink);
  background:var(--lime);
  border:1px solid var(--lime);
  padding:5px 8px 4px;
}
.brand__text{display:flex;flex-direction:column;gap:2px;}
.brand__name{
  font-family:var(--font-head);
  font-weight:900;
  font-size:15px;
  letter-spacing:-.01em;
  color:var(--paper);
  line-height:1.2;
}
.brand__status{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:11px;
  letter-spacing:.16em;
  color:var(--text-dim);
  line-height:1;
}
.dot{
  width:5px;
  height:5px;
  background:var(--lime);
  display:inline-block;
}

/* 栏目命令 */
.cmd-nav{justify-self:center;}
.cmd-nav__list{
  display:flex;
  align-items:center;
  gap:2px;
  list-style:none;
  margin:0;
  padding:0;
}
.cmd-nav__item{display:block;}
.cmd-nav__link{
  position:relative;
  display:inline-flex;
  align-items:baseline;
  gap:7px;
  padding:10px 13px;
  border:1px solid transparent;
  color:var(--text-dim);
  font-size:14px;
  letter-spacing:.02em;
  text-decoration:none;
  transition:color .16s ease,background-color .16s ease,border-color .16s ease;
}
.cmd-nav__link::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:3px;
  height:2px;
  background:var(--lime);
  transform:scaleX(0);
  transform-origin:0 50%;
  transition:transform .18s ease;
}
.cmd-nav__idx{
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--arena-2);
  line-height:1;
}
.cmd-nav__label{line-height:1.2;}
.cmd-nav__link:hover{
  color:var(--paper);
  background:rgba(28,92,70,.28);
  border-color:var(--rule);
}
.cmd-nav__link:hover .cmd-nav__idx{color:var(--text-dim);}
.cmd-nav__link[aria-current="page"]{
  color:var(--paper);
  background:rgba(16,54,42,.85);
  border-color:var(--rule);
}
.cmd-nav__link[aria-current="page"] .cmd-nav__idx{color:var(--lime);}
.cmd-nav__link[aria-current="page"]::after{transform:scaleX(1);}

/* 右区 */
.cmd-bar__side{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:16px;
}
.cmd-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--lime);
  color:var(--ink);
  border:1px solid var(--lime);
  font-size:13px;
  font-weight:900;
  letter-spacing:.02em;
  padding:10px 16px;
  text-decoration:none;
  white-space:nowrap;
  transition:background-color .16s ease,transform .16s ease;
}
.cmd-cta::after{
  content:"→";
  font-family:var(--font-num);
  font-size:13px;
  line-height:1;
}
.cmd-cta:hover{background:#D8FF6B;border-color:#D8FF6B;color:var(--ink);transform:translateY(-2px);}
.cmd-tel{
  font-family:var(--font-num);
  font-size:13px;
  letter-spacing:.04em;
  color:var(--text-dim);
  white-space:nowrap;
}

/* 移动端索引按钮 */
.nav-toggle{
  display:none;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  width:44px;
  height:44px;
  padding:0;
  background:transparent;
  border:1px solid var(--rule);
  color:var(--paper);
  cursor:pointer;
}
.nav-toggle__bar{
  display:block;
  width:18px;
  height:1.5px;
  background:currentColor;
  transition:transform .16s ease,opacity .16s ease;
}
.nav-toggle[aria-expanded="true"]{border-color:var(--lime);}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1){transform:translateY(5.5px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3){transform:translateY(-5.5px) rotate(-45deg);}

/* 读长进度 */
.cmd-bar__progress{
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:2px;
  background:var(--lime);
  transform:scaleX(0);
  transform-origin:0 50%;
  transition:transform .08s linear;
  pointer-events:none;
}

/* =========================================================
   页脚
   ========================================================= */
.site-foot{
  position:relative;
  z-index:1;
  margin-top:clamp(56px,8vw,112px);
  background:var(--ink-2);
  border-top:1px solid var(--rule);
  box-shadow:inset 0 3px 0 var(--arena);
  padding:clamp(40px,5vw,72px) 0 0;
}
.site-foot__grid{
  display:grid;
  grid-template-columns:1.35fr 1fr 1fr 1.5fr;
  gap:clamp(24px,3vw,48px);
  padding-bottom:clamp(32px,4vw,56px);
}
.foot-col{min-width:0;}
.foot-brand{
  font-family:var(--font-head);
  font-weight:900;
  font-size:20px;
  color:var(--paper);
  letter-spacing:-.01em;
  margin:0 0 12px;
}
.foot-region{
  display:inline-block;
  font-size:12px;
  letter-spacing:.16em;
  color:var(--text-dim);
  border:1px solid var(--rule);
  padding:3px 9px;
  margin:0 0 14px;
}
.foot-line{
  font-size:14px;
  line-height:1.7;
  color:var(--text-dim);
  max-width:30ch;
  margin:0;
}
.foot-title{
  font-family:var(--font-num);
  font-size:12px;
  font-weight:400;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--text-dim);
  margin:0 0 16px;
}
.foot-list{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.foot-list a{
  font-size:14px;
  color:var(--text);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .16s ease,border-color .16s ease;
}
.foot-list a:hover{color:var(--paper);border-bottom-color:var(--arena-2);}
.foot-meta{
  margin:0;
  display:grid;
  gap:10px;
}
.foot-meta__row{
  display:grid;
  grid-template-columns:48px 1fr;
  gap:10px;
  align-items:baseline;
}
.foot-meta dt{
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--text-dim);
}
.foot-meta dd{
  margin:0;
  font-size:14px;
  color:var(--text);
  word-break:break-word;
}
.site-foot__base{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:18px 0 26px;
  border-top:1px solid var(--rule);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--text-dim);
}
.foot-icp,.foot-copy{margin:0;}
.foot-icp{color:var(--paper);}

/* =========================================================
   通用组件
   ========================================================= */
.section{
  position:relative;
  padding:clamp(48px,7vw,96px) 0;
}
.section--tight{padding:clamp(32px,4vw,56px) 0;}
.section__head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  padding-bottom:14px;
  border-bottom:1px solid var(--rule);
  margin-bottom:clamp(24px,3vw,40px);
}
.section__no{
  font-family:var(--font-num);
  font-size:12px;
  letter-spacing:.2em;
  color:var(--text-dim);
  white-space:nowrap;
}
.section__title{margin:0;}

.grid12{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:var(--gap);
}
.span-3{grid-column:span 3;}
.span-4{grid-column:span 4;}
.span-5{grid-column:span 5;}
.span-6{grid-column:span 6;}
.span-7{grid-column:span 7;}
.span-8{grid-column:span 8;}

.split{
  display:grid;
  grid-template-columns:38fr 62fr;
  gap:var(--gap);
}
.split--alt{grid-template-columns:44fr 56fr;}

.stack{
  display:flex;
  flex-direction:column;
  gap:var(--stack-gap,16px);
}

.rule-line{
  height:1px;
  background:var(--rule);
  border:0;
  margin:0;
}

/* 纸张叠层底板 */
.plate{
  position:relative;
  background:var(--ink-2);
  border:1px solid var(--rule);
  padding:32px 24px 24px;
  box-shadow:var(--shadow-a);
  transition:transform .18s ease,box-shadow .18s ease;
}
.plate:hover{transform:translateY(-4px);box-shadow:var(--shadow-b);}
.plate--arena{background:var(--arena);}
.plate__tag{
  position:absolute;
  top:0;
  left:-1px;
  transform:translateY(-50%);
  z-index:2;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.16em;
  line-height:1;
  padding:4px 9px 3px;
  white-space:nowrap;
}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 20px;
  border:1px solid var(--rule);
  background:transparent;
  color:var(--paper);
  font-family:var(--font-body);
  font-size:14px;
  font-weight:700;
  letter-spacing:.02em;
  text-decoration:none;
  cursor:pointer;
  transition:background-color .16s ease,color .16s ease,border-color .16s ease,transform .16s ease;
}
.btn:hover{transform:translateY(-2px);border-color:var(--arena-2);background:rgba(28,92,70,.3);color:var(--paper);}
.btn--lime{
  background:var(--lime);
  border-color:var(--lime);
  color:var(--ink);
  font-weight:900;
}
.btn--lime:hover{background:#D8FF6B;border-color:#D8FF6B;color:var(--ink);}
.btn--ghost{color:var(--text);}
.btn--ghost:hover{border-color:var(--lime);color:var(--paper);}

/* 展签 */
.lab{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  line-height:1;
  padding:5px 10px 4px;
}
.lab--outline{
  background:transparent;
  color:var(--text-dim);
  border:1px solid var(--rule);
}
.lab--flame{
  background:transparent;
  color:var(--flame);
  border:1px solid var(--flame);
}

/* 筛选标签 */
.chips{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  list-style:none;
  margin:0;
  padding:0;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 13px;
  border:1px solid var(--rule);
  background:transparent;
  color:var(--text-dim);
  font-family:var(--font-body);
  font-size:12px;
  letter-spacing:.08em;
  cursor:pointer;
  transition:color .16s ease,border-color .16s ease,background-color .16s ease;
}
.chip:hover{color:var(--paper);border-color:var(--arena-2);}
.chip[aria-pressed="true"],
.chip.is-active{
  background:var(--lime);
  border-color:var(--lime);
  color:var(--ink);
  font-weight:700;
}

/* 面包屑 */
.crumbs{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin:0 0 24px;
  padding:0;
  font-size:12px;
  letter-spacing:.1em;
  color:var(--text-dim);
}
.crumbs li{display:flex;align-items:center;gap:10px;}
.crumbs li + li::before{
  content:"/";
  color:var(--arena-2);
}
.crumbs a{color:var(--text-dim);text-decoration:none;}
.crumbs a:hover{color:var(--paper);}
.crumbs [aria-current="page"]{color:var(--paper);}

/* 文本层级 */
.eyebrow{
  display:block;
  font-family:var(--font-num);
  font-size:12px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--text-dim);
  margin:0 0 12px;
}
.lede{
  font-size:clamp(17px,1.5vw,20px);
  line-height:1.7;
  color:var(--text);
  max-width:62ch;
}
.muted{
  font-size:14px;
  color:var(--text-dim);
}

/* 数字锚点 */
.num{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
  line-height:1;
}
.num--xl{
  display:block;
  font-size:clamp(44px,7vw,72px);
  color:var(--paper);
}
.num--lime{color:var(--lime);}
.num--flame{color:var(--flame);}

/* 图片容器（供页面阶段放置图片） */
.figure{
  position:relative;
  margin:0;
  border:1px solid var(--rule);
  background:var(--arena);
  box-shadow:var(--shadow-a);
}
.figure__media{
  position:relative;
  aspect-ratio:16 / 9;
  overflow:hidden;
  background:var(--arena);
}
.figure__media--wide{aspect-ratio:21 / 9;}
.figure__media--tall{aspect-ratio:4 / 5;}
.figure__media > img,
.figure__media > svg,
.figure__media > picture > img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.figure__cap{
  font-size:12px;
  letter-spacing:.06em;
  color:var(--text-dim);
  padding:10px 12px;
  border-top:1px solid var(--rule);
  background:var(--ink-2);
}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width:1180px){
  .cmd-bar__inner{gap:16px;}
  .cmd-nav__list{gap:0;}
  .cmd-nav__link{padding:9px 9px;font-size:13px;}
  .cmd-nav__idx{font-size:10px;}
  .cmd-tel{display:none;}
}

@media (max-width:1023px){
  :root{--bar-h:64px;}

  .cmd-bar__inner{
    grid-template-columns:1fr auto;
    gap:12px;
    min-height:var(--bar-h);
  }

  .cmd-nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    justify-self:stretch;
    background:var(--ink-2);
    border-top:1px solid var(--rule);
    border-bottom:1px solid var(--rule);
    box-shadow:0 24px 42px rgba(0,0,0,.6);
    padding:8px 20px 20px;
    max-height:min(72vh,520px);
    overflow-y:auto;
    opacity:0;
    visibility:hidden;
    transform:translateY(-6px);
    transition:opacity .16s ease,transform .16s ease,visibility .16s;
  }
  .cmd-nav[data-open]{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
  }
  .cmd-nav__list{
    flex-direction:column;
    align-items:stretch;
    gap:0;
  }
  .cmd-nav__item{border-bottom:1px dashed var(--rule);}
  .cmd-nav__item:last-child{border-bottom:0;}
  .cmd-nav__link{
    width:100%;
    padding:15px 6px;
    font-size:15px;
    border:0;
  }
  .cmd-nav__link::after{display:none;}
  .cmd-nav__link:hover{background:rgba(28,92,70,.24);border:0;}
  .cmd-nav__link[aria-current="page"]{
    background:transparent;
    border:0;
    box-shadow:inset 2px 0 0 var(--lime);
  }
  .cmd-nav__link[aria-current="page"] .cmd-nav__label{color:var(--lime);}

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

  .grid12{grid-template-columns:repeat(6,minmax(0,1fr));gap:20px;}
  .span-3,.span-4,.span-5{grid-column:span 3;}
  .span-6,.span-7,.span-8{grid-column:span 6;}

  .split,
  .split--alt{grid-template-columns:1fr;gap:20px;}

  .site-foot__grid{grid-template-columns:1fr 1fr;gap:32px;}
}

@media (max-width:767px){
  body{font-size:15px;line-height:1.72;}
  .wrap,.wrap--narrow,.cmd-bar__inner{width:min(100% - 28px, var(--width));}

  .brand__mark{font-size:17px;padding:4px 7px 3px;}
  .brand__name{font-size:14px;}
  .brand__status{display:none;}

  .cmd-cta{padding:9px 12px;font-size:12px;gap:6px;}
  .nav-toggle{width:40px;height:40px;}

  .section__head{flex-direction:column;align-items:flex-start;gap:8px;}

  .grid12{grid-template-columns:1fr;}
  .span-3,.span-4,.span-5,.span-6,.span-7,.span-8{grid-column:1 / -1;}

  .plate{padding:30px 18px 20px;}

  .site-foot__grid{grid-template-columns:1fr;gap:32px;}
  .site-foot__base{flex-direction:column;align-items:flex-start;gap:6px;}
  .foot-line{max-width:none;}
}

@media (max-width:399px){
  .cmd-cta::after{display:none;}
  .cmd-tel{display:none;}
}

/* =========================================================
   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;
  }
  .plate:hover{transform:none;box-shadow:var(--shadow-a);}
  .btn:hover{transform:none;}
  .cmd-cta:hover{transform:none;}
  .skip-link{transition:none;}
}