/* ============================================================
   亚星赛事 · 共享样式  /assets/site.css
   夜墨蓝底 + 脉冲青 / 信号橙高亮 + 暖白文字
   ============================================================ */

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{margin:0;}
h1,h2,h3,h4,h5,p,figure,blockquote,dl,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;}
img,svg,video{display:block;max-width:100%;}

/* ---------- tokens ---------- */
:root{
  --ink:#070D18;
  --ink-2:#0F1B2E;
  --ink-3:#16263D;
  --cyan:#35E6D4;
  --orange:#FF6B2C;
  --warm:#F2EDE3;
  --mist:#93A4BA;
  --grid:#1E3550;
  --green:#4AD991;

  --cyan-dim:rgba(53,230,212,.13);
  --orange-dim:rgba(255,107,44,.13);
  --green-dim:rgba(74,217,145,.13);

  --shell:1240px;
  --gutter:clamp(18px,4vw,44px);
  --radius-lg:28px;
  --radius-md:18px;
  --radius-sm:12px;
  --pill:999px;

  --font-title:"Oswald","Barlow Condensed","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono","Noto Sans Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --ease:cubic-bezier(.22,.8,.24,1);
}

/* ---------- base ---------- */
body{
  background-color:var(--ink);
  background-image:
    radial-gradient(900px 520px at 12% -8%,rgba(53,230,212,.10),transparent 62%),
    radial-gradient(780px 460px at 94% 6%,rgba(255,107,44,.09),transparent 60%),
    linear-gradient(180deg,#070D18 0%,#0A1422 46%,#070D18 100%);
  background-repeat:no-repeat;
  color:var(--warm);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--font-title);font-weight:600;line-height:1.15;letter-spacing:.06em;}
::selection{background:var(--cyan);color:#04211F;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px;}

/* ---------- layout ---------- */
.yx-shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter);}
.yx-section{padding-block:clamp(48px,7vw,96px);}
.yx-split{display:grid;gap:clamp(22px,4vw,56px);grid-template-columns:minmax(0,1fr);align-items:start;}
@media (min-width:900px){
  .yx-split{grid-template-columns:minmax(0,.85fr) minmax(0,1.6fr);}
  .yx-split--reverse{grid-template-columns:minmax(0,1.5fr) minmax(0,.9fr);}
  .yx-split--reverse > *:first-child{order:2;}
}
.yx-grid{display:grid;gap:clamp(14px,2vw,24px);grid-template-columns:repeat(auto-fit,minmax(240px,1fr));}
.yx-rule{height:1px;background:linear-gradient(90deg,var(--grid),transparent);border:0;margin-block:clamp(20px,3vw,36px);}

/* ---------- typography ---------- */
.yx-title{font-family:var(--font-title);text-transform:uppercase;letter-spacing:.1em;font-weight:600;line-height:1.12;}
.yx-eyebrow{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;color:var(--cyan);}
.yx-eyebrow::before{content:"";width:22px;height:1px;background:var(--cyan);opacity:.7;}
.yx-lead{color:#CFCBC2;font-size:1.02rem;max-width:62ch;}
.yx-mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.yx-vert{writing-mode:vertical-rl;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.32em;text-transform:uppercase;color:var(--mist);}
.yx-prose{max-width:68ch;color:#D6D1C7;font-size:1rem;}
.yx-prose p + p{margin-top:1em;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  padding:.72em 1.35em;border-radius:var(--pill);
  border:1px solid var(--grid);background:var(--ink-2);color:var(--warm);
  font-size:.9rem;font-weight:500;letter-spacing:.04em;line-height:1.2;
  transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.btn:hover{transform:translateY(-2px);border-color:var(--cyan);color:var(--warm);}
.btn--sm{padding:.5em 1em;font-size:.82rem;}
.btn--signal{background:linear-gradient(120deg,var(--orange),#FF9243);border-color:transparent;color:#16100B;font-weight:700;box-shadow:0 10px 26px rgba(255,107,44,.28);}
.btn--signal:hover{box-shadow:0 14px 32px rgba(255,107,44,.4);color:#16100B;}
.btn--cyan{background:var(--cyan-dim);border-color:rgba(53,230,212,.5);color:var(--cyan);}
.btn--cyan:hover{background:rgba(53,230,212,.2);}
.btn--ghost{background:transparent;color:var(--mist);}
.btn--ghost:hover{color:var(--warm);background:var(--ink-2);}

/* ---------- tags / panels / media ---------- */
.yx-tag{display:inline-flex;align-items:center;gap:.4em;padding:.28em .78em;border-radius:var(--pill);font-family:var(--font-mono);font-size:.72rem;letter-spacing:.08em;border:1px solid var(--grid);background:rgba(22,38,61,.6);color:var(--mist);}
.yx-tag--home{color:var(--orange);border-color:rgba(255,107,44,.45);background:var(--orange-dim);}
.yx-tag--away{color:var(--cyan);border-color:rgba(53,230,212,.4);background:var(--cyan-dim);}
.yx-tag--live{color:var(--green);border-color:rgba(74,217,145,.4);background:var(--green-dim);}

.yx-panel{background:linear-gradient(160deg,rgba(22,38,61,.92),rgba(15,27,46,.86));border:1px solid var(--grid);border-radius:var(--radius-lg);padding:clamp(18px,3vw,30px);}

.yx-media{position:relative;display:block;width:100%;aspect-ratio:16/10;overflow:hidden;border-radius:var(--radius-md);border:1px solid var(--grid);background:linear-gradient(140deg,#0F1B2E,#16263D);}
.yx-media > img{width:100%;height:100%;object-fit:cover;filter:saturate(.72) contrast(1.06) brightness(.94);}
.yx-media--wide{aspect-ratio:21/9;}
.yx-media--tall{aspect-ratio:4/5;}
.yx-media--square{aspect-ratio:1/1;}
.yx-media__scan{position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,transparent,rgba(53,230,212,.18),transparent);transform:translateY(-100%);animation:yx-scan 6.5s linear infinite;}
.yx-media__tag{position:absolute;left:12px;bottom:12px;display:inline-flex;align-items:center;gap:.4em;padding:.26em .7em;border-radius:var(--pill);font-family:var(--font-mono);font-size:.7rem;letter-spacing:.08em;background:rgba(7,13,24,.78);border:1px solid var(--grid);color:var(--warm);}
@keyframes yx-scan{to{transform:translateY(100%);}}

/* ---------- breadcrumb ---------- */
.yx-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:.55rem;font-family:var(--font-mono);font-size:.76rem;letter-spacing:.08em;color:var(--mist);}
.yx-breadcrumb a{transition:color .2s var(--ease);}
.yx-breadcrumb a:hover{color:var(--cyan);}
.yx-breadcrumb__sep{opacity:.45;}

/* ---------- filter ---------- */
.yx-filter{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.yx-filter__label{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.24em;color:var(--mist);text-transform:uppercase;margin-right:4px;}
.yx-filter__btn{padding:.46em 1.05em;border-radius:var(--pill);border:1px solid var(--grid);background:var(--ink-2);color:var(--mist);font-size:.84rem;letter-spacing:.05em;transition:.25s var(--ease);}
.yx-filter__btn:hover{color:var(--warm);border-color:var(--cyan);}
.yx-filter__btn[aria-pressed="true"]{background:var(--cyan-dim);color:var(--cyan);border-color:rgba(53,230,212,.55);box-shadow:inset 0 0 0 1px rgba(53,230,212,.22);}
.yx-filter__empty{margin-top:14px;padding:18px 20px;border:1px dashed var(--grid);border-radius:var(--radius-md);color:var(--mist);font-size:.9rem;}
[data-filter-item][hidden]{display:none;}

/* ---------- skip link ---------- */
.skip-link{position:fixed;left:50%;top:-120px;transform:translateX(-50%);z-index:200;padding:.65em 1.3em;border-radius:0 0 14px 14px;background:var(--cyan);color:#04211F;font-weight:700;font-size:.88rem;letter-spacing:.05em;transition:top .25s var(--ease);}
.skip-link:focus{top:0;}

/* ---------- scroll progress ---------- */
.scroll-progress{position:fixed;left:0;top:0;width:100%;height:2px;z-index:150;pointer-events:none;transform:scaleX(0);transform-origin:0 50%;background:linear-gradient(90deg,var(--cyan),var(--orange));}

/* ============================================================
   HEADER
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:linear-gradient(180deg,rgba(7,13,24,.97),rgba(7,13,24,.84));
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--grid);
}
.scanline{position:absolute;left:0;right:0;bottom:-1px;height:1px;pointer-events:none;background:linear-gradient(90deg,transparent,rgba(53,230,212,.6),rgba(255,107,44,.4),transparent);}

/* 上层：品牌 + 数据状态 */
.yx-topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-block:14px 12px;border-bottom:1px dashed rgba(30,53,80,.9);}
.brand{display:inline-flex;align-items:center;gap:.72rem;min-width:0;}
.brand__mark{position:relative;flex:none;width:34px;height:34px;border-radius:11px;background:conic-gradient(from 200deg,var(--cyan),#1B6F68 46%,var(--orange));box-shadow:0 0 0 1px rgba(53,230,212,.32),0 0 22px rgba(53,230,212,.22);}
.brand__mark::after{content:"";position:absolute;inset:9px;border-radius:4px;background:var(--ink);}
.brand__text{display:flex;flex-direction:column;line-height:1.15;min-width:0;}
.brand__name{font-family:var(--font-title);font-size:1.22rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;white-space:nowrap;}
.brand__sub{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.26em;color:var(--mist);text-transform:uppercase;white-space:nowrap;}
.topbar__status{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--font-mono);font-size:.78rem;letter-spacing:.04em;color:var(--mist);}
.pulse-dot{flex:none;width:8px;height:8px;border-radius:50%;background:var(--cyan);animation:yx-pulse 2.6s infinite;}
@keyframes yx-pulse{
  0%{box-shadow:0 0 0 0 rgba(53,230,212,.6);}
  70%{box-shadow:0 0 0 11px rgba(53,230,212,0);}
  100%{box-shadow:0 0 0 0 rgba(53,230,212,0);}
}

/* 下层：栏目胶囊 */
.yx-mainbar{display:flex;align-items:center;gap:clamp(12px,2vw,26px);padding-block:10px 12px;}
.yx-nav{display:flex;align-items:center;gap:14px;flex:1 1 auto;min-width:0;}
.yx-nav__title{display:none;}
.yx-nav__list{display:flex;align-items:center;gap:6px;flex-wrap:wrap;}
.yx-nav__link{display:inline-flex;align-items:center;gap:.55em;padding:.5em .95em;border-radius:var(--pill);border:1px solid transparent;color:var(--mist);font-size:.92rem;letter-spacing:.04em;white-space:nowrap;transition:.25s var(--ease);}
.yx-nav__link:hover{color:var(--warm);background:var(--ink-2);border-color:var(--grid);}
.yx-nav__no{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.1em;opacity:.72;}
.yx-nav__link[aria-current="page"]{color:#04171A;background:linear-gradient(120deg,var(--cyan),#7BF2E4);border-color:transparent;font-weight:700;box-shadow:0 10px 26px rgba(53,230,212,.22);}
.yx-nav__link[aria-current="page"] .yx-nav__no{color:rgba(4,23,26,.6);opacity:1;}

/* 移动导航按钮 */
.nav-toggle{display:none;align-items:center;gap:.6rem;padding:.5em .95em;border-radius:var(--pill);border:1px solid var(--grid);background:var(--ink-2);color:var(--warm);font-size:.82rem;letter-spacing:.08em;transition:.25s var(--ease);}
.nav-toggle:hover{border-color:var(--cyan);}
.nav-toggle__bars{display:grid;gap:4px;width:16px;}
.nav-toggle__bars i{display:block;height:2px;border-radius:2px;background:var(--cyan);transition:transform .3s var(--ease),opacity .3s var(--ease);}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:first-child{transform:translateY(3px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:last-child{transform:translateY(-3px) rotate(-45deg);}

/* 抽屉遮罩 */
.yx-nav-scrim{position:fixed;inset:0;z-index:70;background:rgba(4,8,16,.72);backdrop-filter:blur(2px);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);}
.yx-nav-scrim[data-open]{opacity:1;visibility:visible;}

/* ---------- 平板 / 手机 ---------- */
@media (max-width:900px){
  .yx-mainbar{justify-content:space-between;}
  .nav-toggle{display:inline-flex;}
  .yx-nav{
    position:fixed;top:0;right:0;bottom:0;z-index:80;
    width:min(86vw,330px);
    display:flex;flex-direction:column;align-items:stretch;gap:16px;
    padding:26px 22px 40px;
    background:linear-gradient(180deg,#0F1B2E,#070D18 72%);
    border-left:1px solid var(--grid);
    overflow-y:auto;
    transform:translateX(102%);
    visibility:hidden;
    transition:transform .42s var(--ease),visibility .42s var(--ease);
  }
  .yx-nav[data-open]{transform:none;visibility:visible;}
  .yx-nav__title{display:block;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.3em;text-transform:uppercase;color:var(--cyan);padding-bottom:12px;border-bottom:1px dashed var(--grid);}
  .yx-nav__list{flex-direction:column;align-items:stretch;gap:4px;flex-wrap:nowrap;}
  .yx-nav__link{justify-content:flex-start;padding:.85em 1em;border-radius:14px;border-left:2px solid var(--grid);}
  .yx-nav__link[aria-current="page"]{border-left-color:transparent;}
}
@media (max-width:720px){
  .yx-topbar{display:none;}
  .yx-mainbar{padding-block:10px;}
  .brand__name{font-size:1.06rem;}
}
@media (max-width:420px){
  .nav-toggle__label{display:none;}
  .btn--sm{padding:.5em .85em;font-size:.78rem;}
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{position:relative;margin-top:clamp(48px,8vw,110px);border-top:1px solid var(--grid);background:linear-gradient(180deg,#070D18,#0B1523 42%,#070D18);}
.site-footer::before{content:"";position:absolute;top:-1px;left:0;width:min(340px,46%);height:2px;background:linear-gradient(90deg,var(--cyan),rgba(255,107,44,.5),transparent);}
.footer__grid{display:grid;gap:clamp(26px,4vw,48px);grid-template-columns:minmax(0,1fr);padding-block:clamp(40px,6vw,72px) clamp(26px,4vw,44px);}
@media (min-width:720px){.footer__grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1080px){.footer__grid{grid-template-columns:1.5fr 1fr 1fr 1.35fr;}}

.footer__brand{display:flex;flex-direction:column;gap:14px;}
.brand--footer .brand__name{font-size:1.1rem;}
.footer__desc{color:var(--mist);font-size:.9rem;max-width:34ch;}
.footer__meta{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.12em;color:rgba(147,164,186,.8);}
.footer__title{font-family:var(--font-mono);font-size:.72rem;font-weight:500;letter-spacing:.26em;text-transform:uppercase;color:var(--cyan);margin-bottom:14px;}
.footer__list li + li{margin-top:9px;}
.footer__list a{display:inline-block;color:var(--mist);font-size:.92rem;transition:color .22s var(--ease),transform .22s var(--ease);}
.footer__list a:hover{color:var(--warm);transform:translateX(4px);}
.footer__contact{min-width:0;}
.contact-list{display:flex;flex-direction:column;}
.contact-list__row{display:grid;grid-template-columns:56px minmax(0,1fr);gap:12px;padding:9px 0;border-bottom:1px dashed rgba(30,53,80,.9);}
.contact-list dt{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.1em;color:var(--mist);}
.contact-list dd{font-size:.9rem;color:var(--warm);word-break:break-word;}
.footer__note{margin-top:14px;color:var(--mist);font-size:.78rem;}
.footer__bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;padding-block:18px 26px;border-top:1px solid var(--grid);}
.footer__copy{font-family:var(--font-mono);font-size:.75rem;letter-spacing:.04em;color:var(--mist);}
.to-top{display:inline-flex;align-items:center;gap:.5em;padding:.45em 1.05em;border-radius:var(--pill);border:1px solid var(--grid);color:var(--mist);font-size:.78rem;letter-spacing:.08em;transition:.25s var(--ease);}
.to-top:hover{color:var(--cyan);border-color:rgba(53,230,212,.55);background:var(--cyan-dim);}

/* ============================================================
   REVEAL
   ============================================================ */
[data-reveal]{transition:opacity .62s var(--ease),transform .62s var(--ease);}
.js-reveal-ready [data-reveal]:not(.is-in){opacity:0;transform:translateY(20px);}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
  .js-reveal-ready [data-reveal]:not(.is-in){opacity:1;transform:none;}
  .yx-media__scan{display:none;}
  .yx-nav{transition:none;}
}