/* ============================================================
   九游看台 · 共享站点样式 /assets/site.css
   矩阵看台：奶油纸底 + 深棕黑框架 + 橙红切角 + 墨绿对照
   ============================================================ */

/* 1. Reset ------------------------------------------------ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:150px}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,figcaption,blockquote{margin:0;padding:0}
ul,ol{list-style:none}
img,svg,video{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}

/* 2. 变量 -------------------------------------------------- */
:root{
  --cream:#F3E9D8;
  --ink:#1B1511;
  --orange:#E94821;
  --brick:#A6311B;
  --green:#123B32;
  --slate:#5C7285;
  --lime:#BDFF4A;
  --paper:#FFF9F0;
  --gold:#D9A441;
  --charcoal:#2A2E33;

  --line:rgba(27,21,17,.16);
  --line-strong:rgba(27,21,17,.44);
  --line-light:rgba(243,233,216,.18);

  --font-display:"PingFang SC","Helvetica Neue","Arial Narrow",Arial,"Microsoft YaHei",sans-serif;
  --font-body:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-mono:"SFMono-Regular",Menlo,Consolas,"Liberation Mono","Courier New",monospace;

  --ease:cubic-bezier(.2,.7,.3,1);
  --gutter:clamp(16px,4vw,48px);
  --maxw:1240px;
  --shadow:0 22px 44px -30px rgba(27,21,17,.6);
}

/* 3. 基础排版 --------------------------------------------- */
body{
  background-color:var(--cream);
  background-image:linear-gradient(90deg,rgba(27,21,17,.035) 1px,transparent 1px);
  background-size:88px 100%;
  color:var(--ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  letter-spacing:.01em;
  min-height:100vh;
  overflow-x:hidden;
}

h1,h2,h3{font-family:var(--font-display);font-weight:300;letter-spacing:-.03em;line-height:1.04}
h1{font-size:clamp(44px,7vw,120px)}
h2{font-size:clamp(28px,4vw,72px)}
h3{font-size:clamp(20px,2.2vw,28px);font-weight:600;letter-spacing:-.01em}
h4{font-size:18px;font-weight:700;letter-spacing:.01em}
p{max-width:72ch}
strong{font-weight:700}
code,kbd{font-family:var(--font-mono);font-size:.92em}

#main-content{display:block}
#main-content:focus{outline:none}

/* 焦点反馈：沙金 + 橙红双层描边 */
:focus-visible{
  outline:2px solid var(--gold);
  outline-offset:3px;
  box-shadow:0 0 0 5px rgba(233,72,33,.35);
  border-radius:2px;
}

/* 4. 布局工具 --------------------------------------------- */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}
.container--narrow{max-width:820px}
.section{padding:clamp(40px,6vw,80px) 0}
.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(16px,2.4vw,32px)}
.grid--split{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}
.grid--mirror{grid-template-columns:repeat(2,minmax(0,1fr))}

.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px;padding-bottom:14px;margin-bottom:clamp(20px,3vw,32px);
  border-bottom:2px solid var(--ink);
}
.eyebrow{font-family:var(--font-mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--slate)}
.section-title{font-size:clamp(26px,3.4vw,44px);font-weight:300;letter-spacing:-.02em}
.lead{font-size:clamp(17px,1.6vw,20px);line-height:1.7;color:rgba(27,21,17,.82)}
.rule{height:1px;background:var(--line-strong);border:0;margin:clamp(24px,4vw,40px) 0}

/* 5. 按钮 ------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:48px;padding:12px 24px;
  font-size:15px;font-weight:600;letter-spacing:.04em;line-height:1.2;
  border:1.5px solid var(--ink);background:var(--paper);color:var(--ink);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%);
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--orange);border-color:var(--orange);color:#FFF9F0}
.btn--primary:hover{background:var(--brick);border-color:var(--brick)}
.btn--ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--cream)}
.btn--lime{background:var(--lime);border-color:var(--lime);color:var(--ink)}
.btn--lime:hover{background:#a6ea2f;border-color:#a6ea2f}
.btn--sm{min-height:40px;padding:8px 16px;font-size:14px}

/* 6. 标签 ------------------------------------------------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;background:var(--ink);color:var(--cream);
  font-family:var(--font-mono);font-size:11px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;line-height:1.6;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%);
}
.tag--lime{background:var(--lime);color:var(--ink)}
.tag--gold{background:var(--gold);color:var(--ink)}
.tag--outline{background:transparent;border:1px solid var(--line-strong);color:var(--ink)}

/* 7. 面包屑 ----------------------------------------------- */
.breadcrumb{padding:16px 0;font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:var(--slate)}
.breadcrumb__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb__item{display:inline-flex;align-items:center;gap:8px}
.breadcrumb__item + .breadcrumb__item::before{content:"/";color:var(--gold)}
.breadcrumb__link{color:var(--slate);transition:color .15s var(--ease)}
.breadcrumb__link:hover{color:var(--orange)}
.breadcrumb__current{color:var(--ink);font-weight:700}

/* 8. 面板与图像容器 --------------------------------------- */
.panel{position:relative;background:var(--paper);border:1.5px solid var(--ink);padding:clamp(18px,2.4vw,32px)}
.panel--dark{background:var(--green);border-color:var(--green);color:var(--cream)}
.panel--dark p{color:rgba(243,233,216,.82)}
.panel--accent{background:var(--cream);border-color:var(--orange)}
.panel--cut{clip-path:polygon(0 0,100% 0,100% calc(100% - 22px),calc(100% - 22px) 100%,0 100%)}

.media-frame{
  position:relative;display:block;overflow:hidden;
  aspect-ratio:16/9;border:1.5px solid var(--ink);
  background-color:var(--charcoal);
  background-image:
    repeating-linear-gradient(90deg,rgba(243,233,216,.09) 0 1px,transparent 1px 44px),
    repeating-linear-gradient(0deg,rgba(243,233,216,.09) 0 1px,transparent 1px 44px);
}
.media-frame img{width:100%;height:100%;object-fit:cover}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--tall{aspect-ratio:4/5}
.media-frame__caption{
  position:absolute;left:0;right:0;bottom:0;
  padding:10px 14px;color:var(--cream);font-size:13px;line-height:1.6;
  background:linear-gradient(180deg,rgba(27,21,17,0) 0%,rgba(27,21,17,.86) 70%);
}

/* 9. 索引列表（看台阶梯） --------------------------------- */
.index-list{border-top:1.5px solid var(--ink);background:rgba(255,249,240,.55)}
.index-list__item{
  display:grid;grid-template-columns:64px minmax(0,1fr) auto;
  align-items:center;gap:16px;
  padding:14px 12px;border-bottom:1px solid var(--line);
  transition:background .18s var(--ease),padding-left .18s var(--ease);
}
.index-list__item:nth-child(even){padding-left:28px}
.index-list__item:hover{background:var(--paper);padding-left:36px}
.index-list__num{font-family:var(--font-mono);font-size:20px;font-weight:800;color:var(--gold);letter-spacing:-.02em}
.index-list__link{font-size:16px;font-weight:600;color:var(--ink)}
.index-list__link:hover{color:var(--orange)}
.index-list__meta{font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--slate)}

/* 10. 比分牌数据块 ---------------------------------------- */
.data-figure{display:flex;flex-direction:column;gap:4px}
.data-figure__value{font-family:var(--font-mono);font-size:clamp(28px,3.4vw,44px);font-weight:800;line-height:1;letter-spacing:-.02em}
.data-figure__label{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--slate)}
.data-figure--lime .data-figure__value{color:var(--lime)}
.data-figure--lime .data-figure__label{color:rgba(243,233,216,.72)}

/* 11. 头部框架 -------------------------------------------- */
.skip-link{
  position:absolute;left:16px;top:-72px;z-index:300;
  padding:10px 18px;background:var(--ink);color:var(--cream);
  font-size:14px;font-weight:600;letter-spacing:.08em;
  border:2px solid var(--gold);
  transition:top .18s var(--ease);
}
.skip-link:focus{top:12px}

.site-header{
  position:sticky;top:0;z-index:100;
  background:var(--cream);
  border-bottom:3px solid var(--ink);
}

/* 顶部赛程条 */
.ticker-bar{background:var(--charcoal);color:rgba(243,233,216,.8);border-bottom:1px solid var(--line-light)}
.ticker-bar__inner{
  display:flex;align-items:center;gap:14px;
  max-width:var(--maxw);margin:0 auto;
  padding:0 var(--gutter);min-height:46px;
}
.ticker-bar__label{
  display:inline-flex;align-items:center;gap:8px;flex:0 0 auto;
  font-family:var(--font-mono);font-size:11px;font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;color:var(--lime);
}
.ticker-bar__dot{
  width:8px;height:8px;border-radius:50%;background:var(--lime);
  box-shadow:0 0 0 4px rgba(189,255,74,.16);
  animation:ticker-pulse 2.4s ease-in-out infinite;
}
@keyframes ticker-pulse{0%,100%{opacity:1}50%{opacity:.3}}
.ticker-bar__list{
  display:flex;align-items:center;gap:6px;flex:1 1 auto;
  min-width:0;overflow-x:auto;padding:6px 0;
  scrollbar-width:none;
}
.ticker-bar__list::-webkit-scrollbar{display:none}
.ticker-bar__item{flex:0 0 auto}
.ticker-bar__link{
  display:inline-flex;align-items:baseline;gap:8px;white-space:nowrap;
  padding:5px 12px;font-size:13px;
  color:rgba(243,233,216,.72);
  border:1px solid rgba(243,233,216,.16);border-radius:999px;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.ticker-bar__link:hover,.ticker-bar__link:focus-visible{
  background:var(--lime);border-color:var(--lime);color:var(--ink);
}
.ticker-bar__time{font-family:var(--font-mono);font-weight:700;color:var(--cream);letter-spacing:.02em}
.ticker-bar__league{letter-spacing:.02em}
.ticker-bar__status{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--orange)}
.ticker-bar__link:hover .ticker-bar__time,
.ticker-bar__link:focus-visible .ticker-bar__time{color:var(--ink)}
.ticker-bar__link:hover .ticker-bar__status,
.ticker-bar__link:focus-visible .ticker-bar__status{color:var(--brick)}
.ticker-bar__cta{
  flex:0 0 auto;display:inline-flex;align-items:center;
  padding:8px 16px;background:var(--orange);color:#FFF9F0;
  font-size:13px;font-weight:700;letter-spacing:.04em;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%);
  transition:background .18s var(--ease);
}
.ticker-bar__cta:hover{background:var(--brick)}

/* 品牌栏 */
.masthead{background:var(--cream);border-bottom:1px solid var(--line-strong)}
.masthead__inner{
  display:flex;align-items:center;gap:20px;
  max-width:var(--maxw);margin:0 auto;
  padding:14px var(--gutter);min-height:78px;
}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto}
.brand__mark{
  display:grid;place-items:center;flex:0 0 auto;
  width:44px;height:44px;background:var(--ink);color:var(--cream);
  font-family:var(--font-display);font-size:22px;font-weight:700;line-height:1;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%);
  transition:background .18s var(--ease);
}
.brand:hover .brand__mark{background:var(--orange)}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__name{font-family:var(--font-display);font-size:22px;font-weight:700;letter-spacing:-.02em}
.brand__line{
  margin-top:5px;font-family:var(--font-mono);font-size:10.5px;
  letter-spacing:.18em;text-transform:uppercase;color:var(--slate);
}
.masthead__meta{display:flex;align-items:center;gap:14px;margin-left:auto}
.masthead__tag{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--slate);
}

/* 移动导航按钮 */
.nav-toggle{
  display:none;align-items:center;gap:10px;margin-left:14px;
  padding:10px 14px;border:1.5px solid var(--ink);background:var(--paper);
  font-size:13px;font-weight:700;letter-spacing:.1em;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.nav-toggle:hover{background:var(--ink);color:var(--cream)}
.nav-toggle__bars{display:flex;flex-direction:column;gap:3px;width:16px}
.nav-toggle__bar{height:2px;background:currentColor;transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1){transform:translateY(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(-5px) rotate(-45deg)}

/* 阶梯索引导航条 */
.site-nav{background:var(--ink);color:var(--cream);border-bottom:1px solid var(--ink)}
.site-nav[data-open]{display:block}
.site-nav__list{display:flex;align-items:stretch;max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.site-nav__item{flex:1 1 0;min-width:0;border-right:1px solid var(--line-light)}
.site-nav__item:first-child{border-left:1px solid var(--line-light)}
.site-nav__link{
  position:relative;display:flex;align-items:baseline;gap:8px;
  padding:15px 10px;color:rgba(243,233,216,.82);font-size:15px;line-height:1.3;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.site-nav__link:hover,.site-nav__link:focus-visible{background:var(--green);color:var(--cream)}
.site-nav__index{font-family:var(--font-mono);font-size:11px;font-weight:700;letter-spacing:.08em;color:var(--gold)}
.site-nav__label{letter-spacing:.02em}
.site-nav__link[aria-current="page"]{background:var(--orange);color:#FFF9F0}
.site-nav__link[aria-current="page"] .site-nav__index{color:rgba(255,249,240,.82)}
.site-nav__link[aria-current="page"]::after{
  content:"";position:absolute;top:0;right:0;
  width:0;height:0;
  border-top:15px solid var(--cream);
  border-left:15px solid transparent;
}

/* 阅读进度线 */
.scroll-progress{position:absolute;left:0;right:0;bottom:-3px;height:3px;background:rgba(27,21,17,.14);overflow:hidden;pointer-events:none}
.scroll-progress__bar{display:block;width:100%;height:100%;background:var(--orange);transform:scaleX(0);transform-origin:0 50%}

/* 滚动后的紧凑态 */
.site-header[data-compact] .ticker-bar{display:none}
.site-header[data-compact] .masthead__inner{min-height:62px;padding-top:9px;padding-bottom:9px}

/* 12. 页脚 ------------------------------------------------ */
.site-footer{margin-top:clamp(48px,8vw,96px);background:var(--green);color:var(--cream)}

.footer-feedback{background:var(--cream);color:var(--ink);border-top:6px solid var(--orange);border-bottom:3px solid var(--ink)}
.footer-feedback__inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  max-width:var(--maxw);margin:0 auto;
  padding:clamp(20px,3vw,34px) var(--gutter);
}
.footer-feedback__text{max-width:60ch}
.footer-feedback__label{
  font-family:var(--font-mono);font-size:11px;font-weight:700;
  letter-spacing:.24em;text-transform:uppercase;color:var(--brick);
}
.footer-feedback__title{
  margin-top:8px;font-family:var(--font-display);
  font-size:clamp(20px,2.4vw,28px);font-weight:700;letter-spacing:-.01em;line-height:1.25;
}
.footer-feedback__note{margin-top:6px;font-size:14px;line-height:1.65;color:rgba(27,21,17,.72)}
.footer-feedback__actions{display:flex;flex-wrap:wrap;gap:12px}

.footer-main{border-bottom:1px solid var(--line-light)}
.footer-main__inner{
  display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,2fr);
  gap:clamp(24px,4vw,56px);
  max-width:var(--maxw);margin:0 auto;
  padding:clamp(32px,5vw,56px) var(--gutter);
}
.footer-brand__link{display:inline-flex;align-items:center;gap:12px}
.brand__mark--footer{background:var(--cream);color:var(--green)}
.footer-brand__link:hover .brand__mark--footer{background:var(--orange);color:var(--cream)}
.footer-brand__title{font-family:var(--font-display);font-size:24px;font-weight:700;letter-spacing:-.02em}
.footer-brand__desc{margin-top:14px;font-size:14px;line-height:1.75;color:rgba(243,233,216,.72);max-width:36ch}
.footer-contact{display:grid;gap:8px;margin-top:18px;font-size:13px;line-height:1.6}
.footer-contact__item{display:grid;grid-template-columns:56px minmax(0,1fr);gap:10px}
.footer-contact__key{
  padding-top:2px;font-family:var(--font-mono);font-size:10.5px;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;color:var(--lime);
}
.footer-contact__value{color:rgba(243,233,216,.9);word-break:break-word}

.footer-nav{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(16px,2.4vw,28px)}
.footer-col__title{
  padding-bottom:10px;margin-bottom:12px;
  border-bottom:1px solid var(--line-light);
  font-family:var(--font-mono);font-size:11px;font-weight:700;
  letter-spacing:.22em;text-transform:uppercase;color:var(--lime);
}
.footer-col__list{display:grid;gap:9px}
.footer-col__link{
  display:inline-block;font-size:14px;color:rgba(243,233,216,.8);
  transition:color .15s var(--ease),transform .15s var(--ease);
}
.footer-col__link:hover{color:var(--lime);transform:translateX(3px)}

.footer-legal{background:var(--ink);color:rgba(243,233,216,.62)}
.footer-legal__inner{
  display:grid;gap:6px;
  max-width:var(--maxw);margin:0 auto;
  padding:20px var(--gutter) 28px;
  font-size:12.5px;line-height:1.7;
}
.footer-legal__copy{font-family:var(--font-mono);letter-spacing:.06em;color:rgba(243,233,216,.86)}
.footer-legal__meta{color:rgba(243,233,216,.6)}
.footer-legal__note{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--gold)}

/* 13. 响应式 ---------------------------------------------- */
@media (max-width:1100px){
  .masthead__tag{display:none}
  .site-nav__link{font-size:14px;padding:14px 8px}
  .site-nav__index{font-size:10px}
}

@media (max-width:1024px){
  .grid--split{grid-template-columns:minmax(0,1fr)}
  .footer-main__inner{grid-template-columns:minmax(0,1fr)}
  .footer-brand__desc{max-width:60ch}
}

@media (max-width:899px){
  html{scroll-padding-top:120px}
  .masthead__inner{padding:12px var(--gutter);min-height:68px}
  .nav-toggle{display:inline-flex}
  .site-nav{display:none;border-top:1px solid var(--line-light)}
  .site-nav[data-open]{display:block}
  .site-nav__list{flex-direction:column;padding:6px 0 14px}
  .site-nav__item{flex:none;border:0;border-top:1px solid var(--line-light)}
  .site-nav__item:first-child{border-left:0}
  .site-nav__link{padding:16px var(--gutter);font-size:17px}
  .site-nav__link[aria-current="page"]::after{border-top-width:18px;border-left-width:18px}
  .site-nav[data-open] .site-nav__link{color:rgba(243,233,216,.9)}
  .site-header[data-compact] .masthead__inner{min-height:58px}
  .footer-feedback__actions{width:100%}
  .footer-nav{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
}

@media (max-width:640px){
  body{font-size:16px;background-size:64px 100%}
  .ticker-bar__label{display:none}
  .ticker-bar__inner{min-height:44px;gap:8px}
  .ticker-bar__cta{padding:7px 12px;font-size:12px}
  .masthead__meta{display:none}
  .nav-toggle{margin-left:auto}
  .brand__mark{width:38px;height:38px;font-size:19px}
  .brand__name{font-size:19px}
  .brand__line{font-size:9.5px;letter-spacing:.14em}
  .grid{grid-template-columns:minmax(0,1fr)}
  .grid--mirror{grid-template-columns:minmax(0,1fr)}
  .index-list__item{grid-template-columns:44px minmax(0,1fr);gap:10px}
  .index-list__item:nth-child(even){padding-left:18px}
  .index-list__meta{grid-column:2;font-size:11px}
  .footer-feedback__actions .btn{width:100%}
  .footer-contact__item{grid-template-columns:52px minmax(0,1fr)}
}

/* 14. 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;
  }
  .ticker-bar__dot{animation:none}
  .btn:hover{transform:none}
  .index-list__item:hover{padding-left:12px}
  .index-list__item:nth-child(even):hover{padding-left:28px}
  .footer-col__link:hover{transform:none}
}