/* ===== M8体育中心 · /assets/site.css ===== */

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;min-height:100vh;background-color:#0E1210;color:#F4F1E8;font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;font-size:16px;line-height:1.75;background-image:repeating-linear-gradient(0deg,rgba(244,241,232,.028) 0 1px,transparent 1px 96px),repeating-linear-gradient(90deg,rgba(244,241,232,.028) 0 1px,transparent 1px 96px)}
img,svg{display:block;max-width:100%}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
a{color:#C6FF3D}
button{font:inherit}
::selection{background:#C6FF3D;color:#0E1210}
:focus-visible{outline:2px solid #C6FF3D;outline-offset:3px}

:root{
  --carbon:#0E1210;
  --stand:#1B211E;
  --stand-2:#212A25;
  --lime:#C6FF3D;
  --lime-soft:rgba(198,255,61,.08);
  --lime-line:rgba(198,255,61,.42);
  --copper:#B87333;
  --rock:#5C6660;
  --moss:#3F5A46;
  --clay:#A65E44;
  --cream:#F4F1E8;
  --glass:rgba(244,241,232,.12);
  --amber:#FFB03A;
  --line:rgba(244,241,232,.13);
  --line-strong:rgba(244,241,232,.3);
  --text-soft:rgba(244,241,232,.78);
  --text-mute:rgba(244,241,232,.55);
  --font-display:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --font-body:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --font-mono:'JetBrains Mono','Roboto Mono','Courier New',monospace;
  --shell:1240px;
  --gut:clamp(16px,3vw,32px);
  --radius:4px;
  --ease:180ms cubic-bezier(.2,.7,.3,1);
  --shadow-soft:0 18px 44px rgba(0,0,0,.45);
}

/* ===== 布局与通用组件 ===== */
.m8-container{width:min(calc(100% - var(--gut) * 2),var(--shell));margin-inline:auto}
.m8-mono{font-family:var(--font-mono);letter-spacing:.1em}
.m8-section{padding:clamp(48px,7vw,96px) 0}
.m8-eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.2em;color:var(--copper);text-transform:uppercase}
.m8-eyebrow::before{content:"";width:22px;height:1px;background:var(--copper)}
.m8-display{font-family:var(--font-display);font-weight:900;line-height:.94;letter-spacing:-.02em;transform:skewX(-2deg);transform-origin:left bottom}
.m8-display__num{font-family:var(--font-mono);font-weight:700;letter-spacing:-.04em}
.m8-lede{font-size:clamp(17px,2.1vw,21px);line-height:1.7;color:var(--text-soft);max-width:62ch}
.m8-prose{font-size:17px;line-height:1.75;color:rgba(244,241,232,.84);max-width:68ch}
.m8-prose h2{font-size:clamp(22px,3vw,30px);font-weight:800;margin:36px 0 12px;color:var(--cream)}
.m8-prose h3{font-size:clamp(18px,2.2vw,22px);font-weight:700;margin:28px 0 8px;color:var(--cream)}
.m8-prose p{margin:0 0 16px}
.m8-prose ul,.m8-prose ol{margin:0 0 18px;padding-left:22px;color:var(--text-soft)}
.m8-prose li{margin:0 0 8px}
.m8-rule{height:1px;background:linear-gradient(90deg,var(--copper),rgba(184,115,51,.05) 70%,transparent)}
.m8-grid{display:grid;gap:clamp(14px,1.8vw,22px);grid-template-columns:repeat(12,1fr)}
.m8-grid--auto{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.m8-drum-texture{background-image:repeating-radial-gradient(circle at 50% 50%,rgba(184,115,51,.16) 0 1px,transparent 1px 8px)}
.m8-copper-notch{position:relative}
.m8-copper-notch::after{content:"";position:absolute;top:0;right:0;width:22px;height:22px;border-top:2px solid var(--copper);border-right:2px solid var(--copper);border-radius:0 var(--radius) 0 0;opacity:.85}
.m8-card{position:relative;background:var(--stand);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(18px,2.4vw,28px);transition:border-color var(--ease),background var(--ease)}
.m8-card:hover{border-color:var(--lime-line);background:var(--stand-2)}
.m8-card > h2,.m8-card > h3{font-size:clamp(18px,2.2vw,22px);font-weight:800;margin-bottom:8px}
.m8-card > p{color:var(--text-soft);font-size:15.5px}
.m8-glass{background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);backdrop-filter:blur(12px)}
.m8-status{display:inline-flex;align-items:center;gap:7px;font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--text-soft)}
.m8-status::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px rgba(198,255,61,.16)}
.m8-tag{display:inline-flex;align-items:center;gap:6px;padding:3px 9px;border:1px solid var(--line-strong);border-radius:999px;background:var(--glass);font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--text-soft)}
.m8-tag--lime{color:var(--lime);border-color:var(--lime-line);background:var(--lime-soft)}
.m8-tag--copper{color:var(--copper);border-color:rgba(184,115,51,.45);background:rgba(184,115,51,.1)}
.m8-tag--clay{color:#D08A70;border-color:rgba(166,94,68,.5);background:rgba(166,94,68,.14)}
.m8-tag--amber{color:var(--amber);border-color:rgba(255,176,58,.45);background:rgba(255,176,58,.1)}

.m8-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border:1px solid var(--line-strong);border-radius:3px;background:transparent;color:var(--cream);font-family:var(--font-body);font-size:14px;font-weight:600;line-height:1.4;text-decoration:none;cursor:pointer;transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease)}
.m8-btn:hover{border-color:var(--lime);color:var(--lime)}
.m8-btn--primary{background:var(--lime);border-color:var(--lime);color:var(--carbon)}
.m8-btn--primary:hover{background:#D6FF77;border-color:#D6FF77;color:var(--carbon)}
.m8-btn--ghost{background:var(--glass);border-color:var(--line)}
.m8-btn--small{padding:7px 12px;font-size:12.5px}
.m8-btn:active{transform:translateY(1px)}

.breadcrumbs{padding:14px 0;border-bottom:1px solid var(--line)}
.breadcrumbs__list{display:flex;flex-wrap:wrap;gap:8px;list-style:none;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;color:var(--rock)}
.breadcrumbs__item{display:flex;align-items:center}
.breadcrumbs__item + .breadcrumbs__item::before{content:"/";margin-right:8px;color:var(--copper)}
.breadcrumbs__link{color:var(--text-soft);text-decoration:none;transition:color var(--ease)}
.breadcrumbs__link:hover{color:var(--lime)}

.media-frame{position:relative;overflow:hidden;aspect-ratio:16/9;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(140deg,#151B18,#0B0F0D 55%,#1A1512)}
.media-frame img{width:100%;height:100%;object-fit:cover;filter:saturate(.96) contrast(1.06)}
.media-frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 42%,rgba(14,18,16,.74));pointer-events:none}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--tall{aspect-ratio:4/5}
.media-frame--square{aspect-ratio:1/1}
.media-frame__caption{position:absolute;left:14px;right:14px;bottom:12px;z-index:2;font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--cream)}

.m8-reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
.m8-reveal.is-visible{opacity:1;transform:none}

/* ===== 跳至主要内容 ===== */
.skip-link{position:fixed;left:14px;top:-64px;z-index:400;padding:10px 16px;background:var(--lime);color:var(--carbon);font-weight:700;text-decoration:none;border-radius:0 0 4px 4px;transition:top var(--ease)}
.skip-link:focus{top:0}

/* ===== 头部 ===== */
.site-header{position:sticky;top:0;z-index:200;background:rgba(14,18,16,.88);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}
.site-header__progress{position:absolute;left:0;right:0;bottom:0;height:2px;background:transparent}
.scroll-progress{display:block;width:100%;height:2px;background:linear-gradient(90deg,var(--lime),var(--copper));transform:scaleX(0);transform-origin:left center}
.header-rail{position:relative}
.header-rail__inner{display:flex;align-items:center;justify-content:space-between;gap:clamp(14px,3vw,48px);min-height:68px;padding:9px 0}
.brand-lockup{display:flex;align-items:center;gap:clamp(10px,1.6vw,20px);min-width:0}
.brand{display:inline-flex;align-items:center;gap:11px;color:var(--cream);text-decoration:none}
.brand__mark{display:grid;place-items:center;width:40px;height:40px;background:var(--lime);border-radius:3px;flex:0 0 auto}
.brand__mark-text{font-size:15px;font-weight:700;color:var(--carbon);letter-spacing:-.02em}
.brand__text{display:block;min-width:0}
.brand__name{display:block;font-size:17px;font-weight:800;letter-spacing:.01em;line-height:1.2;color:var(--cream)}
.brand__meta{display:block;font-size:10.5px;color:var(--rock)}
.match-state{display:inline-flex;align-items:center;gap:8px;padding:5px 11px;border:1px solid var(--line);border-radius:999px;background:var(--stand)}
.state-lamp{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px rgba(198,255,61,.16);flex:0 0 auto}
.match-state__label{font-size:10.5px;color:var(--lime)}
.match-state__text{font-size:10.5px;color:var(--rock)}
.header-right{display:flex;align-items:center;gap:12px}
.site-nav{display:flex;align-items:center;gap:clamp(8px,1.4vw,20px)}
.site-nav__list{display:flex;align-items:center;gap:2px;list-style:none}
.site-nav__item{display:block}
.site-nav__link{position:relative;display:inline-block;padding:8px 10px;font-size:14px;color:var(--text-soft);text-decoration:none;border-radius:3px;transition:color var(--ease),background var(--ease)}
.site-nav__link::after{content:"";position:absolute;left:10px;right:10px;bottom:4px;height:1px;background:var(--copper);transform:scaleX(0);transform-origin:left center;transition:transform var(--ease)}
.site-nav__link:hover{color:var(--lime);background:var(--glass)}
.site-nav__link:hover::after{transform:scaleX(1)}
.site-nav__link[aria-current="page"]{color:var(--carbon);background:var(--lime)}
.site-nav__link[aria-current="page"]::after{transform:scaleX(0)}
.site-nav__cta{white-space:nowrap}
.nav-toggle{display:none;align-items:center;gap:9px;padding:9px 13px;background:transparent;border:1px solid var(--line-strong);border-radius:3px;color:var(--cream);cursor:pointer;transition:border-color var(--ease),color var(--ease)}
.nav-toggle:hover{border-color:var(--lime);color:var(--lime)}
.nav-toggle__bars{display:grid;gap:4px;width:16px}
.nav-toggle__bars span{display:block;height:1.5px;background:currentColor}
.nav-toggle__text{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em}

.fixture-strip{display:flex;align-items:center;gap:14px;border-top:1px solid var(--line);background:linear-gradient(90deg,rgba(27,33,30,.92),rgba(14,18,16,.92))}
.fixture-strip__label{flex:0 0 auto;font-size:10px;letter-spacing:.24em;color:var(--copper);padding-inline-start:max(16px,calc((100vw - var(--shell)) / 2))}
.fixture-strip__list{display:flex;align-items:stretch;flex:1 1 auto;list-style:none;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding-inline-end:16px;-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 22px,#000 calc(100% - 22px),transparent 100%);mask-image:linear-gradient(90deg,transparent 0,#000 22px,#000 calc(100% - 22px),transparent 100%)}
.fixture-strip__list::-webkit-scrollbar{display:none}
.fx{display:inline-flex;align-items:center;gap:10px;padding:10px 18px;border-left:1px solid var(--line);white-space:nowrap;font-size:12.5px;transition:background var(--ease)}
.fx:hover{background:var(--glass)}
.fx__time{font-size:10px;color:var(--copper)}
.fx__name{color:var(--text-soft)}
.fx__tag{font-size:10px;padding:2px 6px;border:1px solid currentColor;border-radius:2px}
.fx__tag--live{color:var(--lime)}
.fx__tag--soon{color:var(--amber)}
.fx__tag--idle{color:var(--rock)}

/* ===== 页脚 ===== */
.site-footer{margin-top:clamp(56px,8vw,110px);border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(27,33,30,.72),var(--carbon) 62%);color:var(--text-soft)}
.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1.15fr;gap:clamp(24px,4vw,64px);padding:clamp(38px,5vw,72px) 0 34px}
.footer-col{min-width:0}
.footer-col--brand .brand{margin-bottom:14px}
.footer-note{font-size:13.5px;line-height:1.7;color:var(--text-mute);max-width:34ch}
.footer-heading{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.2em;color:var(--copper);text-transform:uppercase;margin-bottom:16px}
.footer-links{list-style:none;display:grid;gap:10px;font-size:14.5px}
.footer-links a{display:inline-block;color:var(--text-soft);text-decoration:none;transition:color var(--ease),transform var(--ease)}
.footer-links a:hover{color:var(--lime);transform:translateX(3px)}
.footer-links--legal{margin-top:20px;padding-top:16px;border-top:1px solid var(--line);font-size:13.5px}
.contact-list{list-style:none;display:grid;gap:11px;margin-top:18px}
.contact-list li{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.contact-list__key{flex:0 0 56px;font-size:10px;color:var(--rock)}
.contact-list__val{font-size:14px;color:var(--cream)}
.copy-btn{display:inline-flex;align-items:center;gap:6px;padding:4px 9px;background:transparent;border:1px dashed var(--line-strong);border-radius:2px;color:var(--cream);cursor:pointer;transition:border-color var(--ease),color var(--ease),background var(--ease)}
.copy-btn:hover{border-color:var(--lime);color:var(--lime);background:var(--lime-soft)}
.copy-btn[data-copied="true"]{border-style:solid;border-color:var(--lime);color:var(--lime);background:var(--lime-soft)}
.copy-btn__text{font-family:var(--font-mono);font-size:12px;letter-spacing:.04em}
.rule-card{position:relative;overflow:hidden;padding:20px 20px 22px;border:1px solid var(--line-strong);border-radius:var(--radius);background:linear-gradient(135deg,rgba(63,90,70,.4),rgba(14,18,16,.6))}
.rule-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--lime),var(--copper))}
.rule-card__label{display:block;font-size:10.5px;color:var(--copper);margin-bottom:9px}
.rule-card__text{font-size:14px;line-height:1.7;color:var(--text-soft)}
.rule-card__link{margin-top:16px}
.footer-bottom{border-top:1px solid var(--line);background:rgba(14,18,16,.7)}
.footer-bottom__inner{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:18px 0}
.footer-copy{font-size:12.5px;color:var(--text-mute)}
.footer-icp{font-size:11.5px;color:var(--rock)}

/* ===== 响应式 ===== */
@media (max-width:1080px){
  .site-nav__link{padding:8px 7px;font-size:13.5px}
  .site-nav__cta{display:none}
}
@media (max-width:960px){
  .brand__meta{display:none}
  .match-state__text{display:none}
  .nav-toggle{display:inline-flex}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-col--brand{grid-column:1 / -1}
  .site-nav{position:fixed;left:12px;right:12px;bottom:12px;z-index:240;flex-direction:column;align-items:stretch;gap:10px;padding:16px;background:rgba(14,18,16,.97);border:1px solid var(--line-strong);border-radius:6px;box-shadow:var(--shadow-soft);opacity:0;visibility:hidden;transform:translateY(calc(100% + 28px));transition:transform var(--ease),opacity var(--ease),visibility var(--ease)}
  .site-nav[data-open="true"]{opacity:1;visibility:visible;transform:translateY(0)}
  .site-nav__list{flex-direction:column;align-items:stretch;gap:2px;max-height:52vh;overflow-y:auto}
  .site-nav__link{display:block;padding:12px 12px;font-size:15.5px;border-bottom:1px solid var(--line)}
  .site-nav__link::after{display:none}
  .site-nav__cta{display:inline-flex;width:100%}
  body.is-nav-open{overflow:hidden}
}
@media (max-width:760px){
  .fixture-strip__label{font-size:0;padding-inline-start:14px;width:0}
  .fixture-strip__label::before{content:"";display:block;width:8px;height:8px;border:1px solid var(--copper);transform:rotate(45deg)}
  .fx{padding:9px 14px;font-size:12px}
  .footer-grid{grid-template-columns:1fr}
  .footer-col--brand{grid-column:auto}
  .footer-bottom__inner{flex-direction:column;align-items:flex-start;gap:6px}
}
@media (max-width:560px){
  .header-rail__inner{min-height:60px;padding:8px 0}
  .brand__mark{width:34px;height:34px}
  .brand__mark-text{font-size:13px}
  .brand__name{font-size:15.5px}
  .match-state{display:none}
  .m8-prose{font-size:16px}
  .m8-prose h2{font-size:20px}
  .m8-prose h3{font-size:18px}
  .m8-card{padding:16px}
  .copy-btn__text{font-size:11px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important;animation-iteration-count:1 !important}
  .m8-reveal{opacity:1;transform:none}
  .m8-btn:hover,.footer-links a:hover{transform:none}
}