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

/* ============ 2. 变量 ============ */
:root{
  --grass-deep:#0B2E22;
  --grass-panel:#144A36;
  --grass-panel-2:#0F3B2B;
  --ink:#061A13;
  --neon:#4FF0D0;
  --neon-soft:#9FFFE8;
  --orange:#FF7A1A;
  --amber:#FFC247;
  --ice:#8ED8FF;
  --cream:#F4F7F2;
  --body-text:#CFE0D8;
  --muted:#6E8F84;
  --edge:rgba(110,143,132,.42);
  --edge-strong:rgba(79,240,208,.55);
  --shadow-paper:10px 10px 0 rgba(4,16,11,.55);
  --radius-lg:18px;
  --radius-md:12px;
  --radius-sm:8px;
  --shell:1240px;
  --gutter:clamp(1rem,4vw,2rem);
  --font-head:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

/* ============ 3. 基础排版 ============ */
body{
  min-height:100%;
  font-family:var(--font-body);
  font-size:16.5px;
  line-height:1.8;
  color:var(--cream);
  background-color:var(--grass-deep);
  background-image:
    radial-gradient(1100px 620px at 88% -12%, rgba(79,240,208,.10), transparent 62%),
    radial-gradient(820px 520px at -8% 10%, rgba(255,122,26,.08), transparent 60%),
    repeating-linear-gradient(96deg, rgba(244,247,242,.026) 0 2px, transparent 2px 26px);
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:800;line-height:1.14;letter-spacing:-.012em;color:var(--cream);}
h1{font-size:clamp(2.1rem,5.4vw,4.1rem);}
h2{font-size:clamp(1.6rem,3.4vw,2.5rem);}
h3{font-size:clamp(1.15rem,1.8vw,1.45rem);}
p{color:var(--body-text);}
strong{color:var(--cream);font-weight:700;}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:-.02em;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
:focus-visible{outline:2px solid var(--neon);outline-offset:3px;border-radius:6px;}

/* ============ 4. 布局 ============ */
.container{width:100%;max-width:var(--shell);margin:0 auto;padding-inline:var(--gutter);}
.section{padding:clamp(2.4rem,6vw,4.6rem) 0;}
.section__eyebrow{display:inline-block;font-family:var(--font-head);font-size:12.5px;font-weight:700;letter-spacing:.22em;color:var(--neon);}
.section__title{margin:.55rem 0 .8rem;}
.section__lead{max-width:64ch;color:var(--body-text);}
.grid{display:grid;gap:clamp(1rem,2.4vw,1.75rem);}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid--4{grid-template-columns:repeat(4,minmax(0,1fr));}

.bento{display:grid;gap:clamp(.9rem,2vw,1.4rem);grid-template-columns:repeat(12,minmax(0,1fr));}
.bento__cell{grid-column:span 12;min-width:0;}
@media (min-width:760px){
  .bento__cell--3{grid-column:span 3;}
  .bento__cell--4{grid-column:span 4;}
  .bento__cell--5{grid-column:span 5;}
  .bento__cell--6{grid-column:span 6;}
  .bento__cell--7{grid-column:span 7;}
  .bento__cell--8{grid-column:span 8;}
  .bento__cell--9{grid-column:span 9;}
}

/* ============ 5. skip link ============ */
.skip-link{
  position:fixed;top:.6rem;left:.6rem;z-index:200;
  padding:.55rem 1rem;border-radius:999px;
  background:var(--amber);color:var(--ink);font-weight:700;font-size:14px;
  transform:translateY(-160%);transition:transform .2s ease;
}
.skip-link:focus-visible{transform:translateY(0);outline-color:var(--cream);}

/* ============ 6. 滚动进度 ============ */
.scroll-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:90;background:rgba(6,26,19,.45);}
.scroll-progress__bar{height:100%;width:0;background:linear-gradient(90deg,var(--neon),var(--ice),var(--amber));transition:width .12s linear;}

/* ============ 7. 角球公告条幅 ============ */
.ticker{
  display:flex;align-items:center;gap:.6rem;
  background:var(--ice);color:var(--ink);
  font-size:13px;font-weight:700;font-family:var(--font-head);
  border-bottom:1px solid rgba(6,26,19,.28);
}
.ticker__label{
  flex:none;align-self:stretch;display:inline-flex;align-items:center;
  background:var(--ink);color:var(--ice);
  padding:0 .75rem;font-size:11px;letter-spacing:.2em;
}
.ticker__viewport{flex:1 1 auto;min-width:0;overflow:hidden;padding:.34rem 0;}
.ticker__track{display:flex;width:max-content;gap:2.4rem;animation:ticker-scroll 42s linear infinite;}
.ticker:hover .ticker__track,
.ticker:focus-within .ticker__track{animation-play-state:paused;}
.ticker__item{display:inline-flex;align-items:center;gap:.5rem;white-space:nowrap;}
.ticker__item::before{content:"";width:6px;height:6px;flex:none;border-radius:50%;background:var(--orange);}
@keyframes ticker-scroll{from{transform:translateX(0);}to{transform:translateX(-50%);}}

/* ============ 8. 头部 ============ */
.site-top{position:sticky;top:0;z-index:60;}
.site-header{background:rgba(11,46,34,.96);border-bottom:1px solid rgba(79,240,208,.22);box-shadow:0 14px 30px -22px rgba(0,0,0,.9);}
.site-header__inner{
  max-width:var(--shell);margin:0 auto;
  padding:.8rem var(--gutter);
  display:flex;align-items:center;justify-content:space-between;gap:1.2rem;
}
.brand{display:inline-flex;align-items:center;gap:.7rem;min-width:0;}
.brand__mark{
  position:relative;flex:none;width:42px;height:42px;border-radius:13px;
  background:linear-gradient(150deg,var(--neon) 0%, #1E8F72 55%, var(--ink) 100%);
  box-shadow:inset 0 0 0 1px rgba(6,26,19,.55), 4px 4px 0 rgba(4,16,11,.6);
}
.brand__mark::before{content:"";position:absolute;inset:8px;border:2px solid rgba(6,26,19,.82);border-radius:50%;}
.brand__mark::after{content:"";position:absolute;left:50%;top:50%;width:9px;height:9px;margin:-4.5px 0 0 -4.5px;background:var(--orange);border-radius:2px;transform:rotate(45deg);}
.brand__text{display:flex;flex-direction:column;min-width:0;}
.brand__name{font-family:var(--font-head);font-size:17.5px;font-weight:800;letter-spacing:.02em;color:var(--cream);line-height:1.24;}
.brand__sub{font-size:11.5px;letter-spacing:.06em;color:var(--muted);line-height:1.5;}
.brand__season{
  flex:none;margin-left:.35rem;padding:.22rem .55rem;border-radius:6px;
  font-family:var(--font-mono);font-size:11.5px;font-weight:700;
  color:var(--ink);background:var(--ice);
}
.header-actions{display:flex;align-items:center;gap:.5rem;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--edge);background:rgba(6,26,19,.5);
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
  transition:border-color .2s ease,background-color .2s ease;
}
.nav-toggle:hover{border-color:var(--edge-strong);}
.nav-toggle__bar{display:block;width:19px;height:2px;background:var(--neon);border-radius:2px;transition:transform .22s ease,opacity .22s ease;}
.nav-toggle.is-active .nav-toggle__bar:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-active .nav-toggle__bar:nth-child(2){opacity:0;}
.nav-toggle.is-active .nav-toggle__bar:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.primary-nav__list{display:flex;align-items:center;gap:.15rem;}
.primary-nav__link{
  display:inline-block;padding:.5rem .78rem;border-radius:999px;
  font-size:15px;font-weight:600;color:rgba(244,247,242,.82);
  transition:color .18s ease,background-color .18s ease,box-shadow .18s ease;
}
.primary-nav__link:hover{color:var(--neon);background:rgba(79,240,208,.10);}
.primary-nav__link[aria-current="page"]{
  color:var(--neon);background:rgba(79,240,208,.14);
  box-shadow:inset 0 0 0 1px rgba(79,240,208,.5);
}
.nav-scrim{
  position:fixed;inset:0;z-index:70;
  background:rgba(4,16,11,.72);
  opacity:0;pointer-events:none;transition:opacity .28s ease;
}
.primary-nav[data-open] + .nav-scrim{opacity:1;pointer-events:auto;}

/* ============ 9. 按钮与标签 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.72rem 1.3rem;border-radius:999px;border:1px solid transparent;
  font-family:var(--font-head);font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn:hover{transform:translateY(-2px);}
.btn--primary{background:var(--orange);color:#26120A;box-shadow:0 10px 0 -4px rgba(255,122,26,.35);}
.btn--primary:hover{box-shadow:0 14px 0 -6px rgba(255,122,26,.45);}
.btn--amber{background:var(--amber);color:#241A03;}
.btn--ghost{background:transparent;color:var(--neon);border-color:var(--edge-strong);}
.btn--ghost:hover{background:rgba(79,240,208,.12);}
.btn--sm{padding:.42rem .9rem;font-size:13.5px;}
.btn--block{width:100%;}
.tag{
  display:inline-flex;align-items:center;gap:.35rem;
  padding:.24rem .58rem;border-radius:6px;border:1px solid transparent;
  font-family:var(--font-head);font-size:12px;font-weight:700;letter-spacing:.1em;
}
.tag--cyan{background:rgba(79,240,208,.14);color:var(--neon);border-color:rgba(79,240,208,.5);}
.tag--orange{background:rgba(255,122,26,.16);color:#FFB37A;border-color:rgba(255,122,26,.55);}
.tag--amber{background:rgba(255,194,71,.16);color:var(--amber);border-color:rgba(255,194,71,.55);}
.tag--ice{background:var(--ice);color:var(--ink);}
.tag--muted{background:rgba(110,143,132,.18);color:#AFC6BD;border-color:var(--edge);}

/* ============ 10. 卡片 / 数据 / 图片框 ============ */
.card{
  position:relative;min-width:0;
  background:linear-gradient(180deg,var(--grass-panel),var(--grass-panel-2));
  border:1px solid var(--edge);border-radius:var(--radius-lg);
  padding:clamp(1.05rem,2.4vw,1.6rem);
  box-shadow:var(--shadow-paper);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card:hover,.card:focus-within{transform:translateY(-4px);border-color:var(--edge-strong);box-shadow:12px 12px 0 rgba(4,16,11,.6);}
.card__label{display:inline-flex;align-items:center;gap:.4rem;font-family:var(--font-head);font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--neon);}
.card__title{margin:.5rem 0 .55rem;font-family:var(--font-head);font-size:clamp(1.05rem,1.7vw,1.35rem);font-weight:800;color:var(--cream);}
.card__body{font-size:15.5px;color:var(--body-text);}
.card__foot{margin-top:1rem;display:flex;align-items:center;justify-content:space-between;gap:.75rem;font-size:13px;color:var(--muted);}
.card--focus{border-color:rgba(255,122,26,.6);}
.card--amber{border-color:rgba(255,194,71,.55);}
.card--ice{background:var(--ice);border-color:rgba(6,26,19,.28);color:var(--ink);}
.card--ice .card__title,.card--ice .card__body,.card--ice .card__foot{color:var(--ink);}
.card--ice .card__label{color:#0B2E22;}
.panel{background:rgba(6,26,19,.55);border:1px solid var(--edge);border-radius:var(--radius-md);padding:1rem 1.15rem;}
.stat{display:flex;flex-direction:column;gap:.25rem;}
.stat__value{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:700;font-size:clamp(1.6rem,3vw,2.4rem);line-height:1.1;color:var(--neon);}
.stat__value--orange{color:var(--orange);}
.stat__value--amber{color:var(--amber);}
.stat__value--ice{color:var(--ice);}
.stat__label{font-size:12.5px;letter-spacing:.14em;color:var(--muted);}

.media-frame{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid var(--edge);aspect-ratio:16 / 9;
  background:linear-gradient(180deg,rgba(79,240,208,.14),rgba(6,26,19,.92)),var(--grass-panel);
}
.media-frame__img{width:100%;height:100%;object-fit:cover;}
.media-frame__ph{
  position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:1rem;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;color:rgba(244,247,242,.5);
}
.media-frame__note{
  position:absolute;left:0;bottom:0;padding:.3rem .7rem;
  background:var(--ice);color:var(--ink);
  font-family:var(--font-head);font-size:11.5px;font-weight:700;letter-spacing:.14em;
}
.media-frame--square{aspect-ratio:1 / 1;}
.media-frame--portrait{aspect-ratio:3 / 4;}
.media-frame--wide{aspect-ratio:21 / 9;}
.media-frame--tilt{transform:rotate(-1.2deg);}

/* ============ 11. 面包屑 ============ */
.breadcrumbs{padding:1.1rem 0 .2rem;font-size:13px;}
.breadcrumbs__list{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;}
.breadcrumbs__item{display:inline-flex;align-items:center;gap:.45rem;color:var(--muted);}
.breadcrumbs__item + .breadcrumbs__item::before{content:"/";color:rgba(110,143,132,.7);}
.breadcrumbs__link{color:#A8C2B9;transition:color .18s ease;}
.breadcrumbs__link:hover{color:var(--neon);}
.breadcrumbs__current{color:var(--neon-soft);}

/* ============ 12. 页脚 ============ */
.site-footer{
  margin-top:clamp(3rem,7vw,5.5rem);
  background:var(--ink);
  border-top:1px solid rgba(79,240,208,.2);
}
.footer__inner{max-width:var(--shell);margin:0 auto;padding:clamp(2.4rem,5vw,3.8rem) var(--gutter) 1.6rem;}
.footer__top{display:grid;gap:clamp(1.8rem,4vw,3rem);grid-template-columns:minmax(0,1fr) minmax(0,1.85fr);}
.footer__brand{display:flex;flex-direction:column;align-items:flex-start;gap:1rem;}
.brand--footer .brand__mark{width:38px;height:38px;}
.footer__tagline{font-size:14.5px;color:#AFC6BD;max-width:34ch;line-height:1.75;}
.footer__grid{display:grid;gap:1.6rem;grid-template-columns:repeat(3,minmax(0,1fr));}
.footer__title{
  font-family:var(--font-head);font-size:12.5px;font-weight:700;letter-spacing:.2em;
  color:var(--neon);margin-bottom:.85rem;
}
.footer__list{display:flex;flex-direction:column;gap:.15rem;}
.footer__link{
  display:inline-block;padding:.22rem 0;font-size:14.5px;color:#B9CFC7;
  transition:color .18s ease,transform .18s ease;
}
.footer__link:hover{color:var(--neon);transform:translateX(3px);}
.footer__contact{
  margin-top:clamp(1.8rem,4vw,2.6rem);
  padding-top:1.4rem;border-top:1px solid rgba(110,143,132,.28);
  display:grid;gap:.6rem;
}
.footer__contact-row{display:grid;grid-template-columns:6.2rem minmax(0,1fr) auto;align-items:center;gap:.75rem;font-size:14px;}
.footer__label{font-family:var(--font-head);font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--muted);}
.footer__value{color:#D4E4DC;word-break:break-word;}
.copy-btn{
  padding:.24rem .6rem;border-radius:6px;border:1px solid var(--edge);
  font-family:var(--font-head);font-size:11.5px;font-weight:700;letter-spacing:.1em;
  color:var(--neon-soft);background:rgba(79,240,208,.08);
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.copy-btn:hover{border-color:var(--edge-strong);color:var(--neon);}
.copy-btn.is-copied{background:var(--neon);color:var(--ink);border-color:var(--neon);}
.footer__legal{
  margin-top:1.6rem;padding-top:1.15rem;border-top:1px solid rgba(110,143,132,.28);
  display:flex;flex-wrap:wrap;gap:.5rem 1.6rem;justify-content:space-between;
}
.footer__meta{font-size:12.5px;color:var(--muted);}

/* ============ 13. 返回顶部 ============ */
.to-top{
  position:fixed;right:clamp(.9rem,3vw,1.6rem);bottom:clamp(.9rem,3vw,1.6rem);z-index:55;
  width:46px;height:46px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grass-panel);border:1px solid var(--edge-strong);color:var(--neon);
  opacity:0;transform:translateY(12px);pointer-events:none;
  transition:opacity .22s ease,transform .22s ease,background-color .22s ease;
}
.to-top.is-visible{opacity:1;transform:none;pointer-events:auto;}
.to-top:hover{background:rgba(79,240,208,.16);}
.to-top__arrow{font-size:18px;line-height:1;}

/* ============ 14. 显现 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .55s ease,transform .55s ease;}
.reveal.is-visible{opacity:1;transform:none;}

/* ============ 15. 响应式 ============ */
@media (max-width:1060px){
  .brand__season{display:none;}
  .primary-nav__link{padding:.5rem .6rem;font-size:14.5px;}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex;order:2;}
  .nav-cta{order:1;}
  .primary-nav{
    position:fixed;top:0;right:0;z-index:80;
    width:min(330px,86vw);height:100dvh;
    padding:4.6rem 1.15rem 2rem;overflow-y:auto;
    background:var(--ink);border-left:1px solid var(--edge-strong);
    box-shadow:-24px 0 40px -24px rgba(0,0,0,.9);
    transform:translateX(103%);transition:transform .28s ease;
  }
  .primary-nav[data-open]{transform:translateX(0);}
  .primary-nav__list{flex-direction:column;align-items:stretch;gap:.2rem;}
  .primary-nav__item{border-bottom:1px solid rgba(110,143,132,.22);}
  .primary-nav__item:last-child{border-bottom:0;}
  .primary-nav__link{display:block;padding:.85rem .7rem;border-radius:10px;font-size:16px;}
  .footer__top{grid-template-columns:minmax(0,1fr);}
}
@media (max-width:760px){
  body{font-size:16px;}
  .grid--2,.grid--3,.grid--4{grid-template-columns:minmax(0,1fr);}
  .footer__grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer__contact-row{grid-template-columns:5.4rem minmax(0,1fr) auto;}
}
@media (max-width:560px){
  .brand__sub{display:none;}
  .footer__grid{grid-template-columns:minmax(0,1fr);}
  .footer__contact-row{grid-template-columns:minmax(0,1fr) auto;row-gap:.2rem;}
  .footer__label{grid-column:1 / -1;}
  .ticker__label{font-size:10px;padding:0 .5rem;letter-spacing:.12em;}
  .footer__legal{flex-direction:column;}
}

/* ============ 16. 动效降级 ============ */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  html{scroll-behavior:auto;}
  .ticker__track{animation:none;}
  .reveal{opacity:1;transform:none;}
  .btn:hover,.card:hover,.card:focus-within,.footer__link:hover{transform:none;}
}