/* =========================================================
   365赛事 · B365 Official 共享站点套件 (site.css)
   夜场球场灯光下的数据指挥台
   ========================================================= */

:root{
  --ink:#07110E;
  --deep:#0E2A22;
  --panel:#123B31;
  --line:#1E4B3F;
  --accent:#35FFC1;
  --accent-soft:#9BFFE0;
  --amber:#F2B84B;
  --mist:#EAF7F1;
  --muted:#8FAEA3;
  --alert:#FF6B6B;

  --radius-lg:30px;
  --radius-md:20px;
  --radius-sm:14px;
  --pill:999px;

  --shell:min(100% - 2.5rem, 1240px);
  --gap:clamp(16px, 2.2vw, 28px);

  --font-display:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;

  --shadow:0 34px 70px -46px rgba(0,0,0,.95);
}

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

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
}

body,
h1,h2,h3,h4,h5,p,figure,blockquote,ul,ol,dl{margin:0;}
ul,ol{padding:0;list-style:none;}
img,svg,video{max-width:100%;display:block;}
button{font:inherit;color:inherit;background:none;border:0;}
a{color:inherit;}

body{
  min-height:100vh;
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.72;
  color:var(--mist);
  background:
    radial-gradient(1100px 560px at 12% -8%, rgba(53,255,193,.10), transparent 62%),
    radial-gradient(900px 480px at 92% 2%, rgba(242,184,75,.055), transparent 58%),
    var(--ink);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:900;
  line-height:1.12;
  letter-spacing:-0.015em;
  color:var(--mist);
}
h1{font-size:clamp(2rem, 4.6vw, 3.3rem);line-height:1.06;}
h2{font-size:clamp(1.45rem, 2.8vw, 2.1rem);}
h3{font-size:clamp(1.08rem, 1.8vw, 1.3rem);letter-spacing:.005em;}
h4{font-size:1rem;letter-spacing:.02em;}

p{max-width:72ch;}
a{text-decoration-thickness:1px;text-underline-offset:.22em;}

:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
  border-radius:6px;
}
#main-content:focus{outline:none;}

/* ---------- 基础容器 ---------- */
.container{
  width:var(--shell);
  margin-inline:auto;
}

.section{
  padding-block:clamp(38px, 6vw, 78px);
}

.section-head{
  display:grid;
  gap:12px;
  max-width:64ch;
  margin-bottom:var(--gap);
}
.section-head__title{font-size:clamp(1.4rem, 2.6vw, 2rem);}
.section-head__note{
  color:var(--muted);
  font-size:.94rem;
  letter-spacing:.02em;
}

.stack{
  display:grid;
  gap:var(--gap);
  align-content:start;
}

.grid{
  display:grid;
  gap:var(--gap);
  align-items:start;
}
.grid--two{grid-template-columns:repeat(2, minmax(0,1fr));}
.grid--three{grid-template-columns:repeat(3, minmax(0,1fr));}
.grid--rail{grid-template-columns:minmax(200px,266px) minmax(0,1fr);}

/* ---------- 文字组件 ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.6em;
  font-size:.72rem;
  font-weight:700;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--accent);
}
.eyebrow::before{
  content:"";
  width:7px;height:7px;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(53,255,193,.16);
}

.lede{
  font-size:clamp(1rem, 1.5vw, 1.14rem);
  line-height:1.78;
  color:rgba(234,247,241,.8);
  max-width:66ch;
}

.num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  letter-spacing:.07em;
}

.tag{
  display:inline-flex;
  align-items:center;
  gap:.45em;
  padding:.32em .85em;
  border-radius:var(--pill);
  border:1px solid var(--line);
  background:rgba(18,59,49,.55);
  color:var(--accent-soft);
  font-size:.74rem;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
  line-height:1.5;
}
.tag--amber{
  color:var(--amber);
  border-color:rgba(242,184,75,.42);
  background:rgba(242,184,75,.1);
}

.stat{
  display:grid;
  gap:2px;
  padding:14px 16px;
  border-radius:var(--radius-sm);
  border:1px solid var(--line);
  background:rgba(7,17,14,.5);
}
.stat__value{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:clamp(1.35rem, 2.6vw, 1.9rem);
  font-weight:700;
  letter-spacing:.05em;
  color:var(--accent);
  line-height:1.15;
}
.stat__label{
  font-size:.72rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
}

/* ---------- 面板 ---------- */
.panel{
  display:grid;
  gap:14px;
  align-content:start;
  padding:clamp(20px, 3vw, 34px);
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:linear-gradient(165deg, rgba(18,59,49,.94), rgba(14,42,34,.94));
  box-shadow:var(--shadow);
}
.panel__title{
  font-family:var(--font-display);
  font-size:clamp(1.08rem, 1.9vw, 1.4rem);
  font-weight:900;
  letter-spacing:-.01em;
}
.panel__note{
  color:var(--muted);
  font-size:.88rem;
  letter-spacing:.02em;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5em;
  padding:.64em 1.15em;
  border-radius:var(--pill);
  border:1px solid transparent;
  font-family:var(--font-body);
  font-size:.86rem;
  font-weight:800;
  letter-spacing:.05em;
  text-decoration:none;
  white-space:nowrap;
  cursor:pointer;
  transition:background-color .2s ease, border-color .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:translateY(0);}

.btn--accent{
  background:var(--accent);
  color:#04120E;
  box-shadow:0 0 0 1px rgba(53,255,193,.4), 0 16px 32px -20px rgba(53,255,193,.85);
}
.btn--accent:hover{background:var(--accent-soft);}

.btn--ghost{
  background:rgba(18,59,49,.5);
  border-color:var(--line);
  color:var(--accent-soft);
}
.btn--ghost:hover{
  border-color:rgba(53,255,193,.6);
  color:var(--accent);
  background:rgba(53,255,193,.08);
}

.btn--block{width:100%;}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  font-size:.8rem;
  color:var(--muted);
  letter-spacing:.06em;
}
.breadcrumb ol{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:.6em;
}
.breadcrumb li{display:inline-flex;align-items:center;gap:.6em;}
.breadcrumb li + li::before{
  content:"/";
  color:var(--line);
}
.breadcrumb a{
  color:var(--muted);
  text-decoration:none;
  transition:color .2s ease;
}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb [aria-current="page"]{color:var(--mist);}

/* ---------- 图片容器（页面阶段放置占位） ---------- */
.media{
  position:relative;
  overflow:hidden;
  aspect-ratio:16 / 9;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:
    radial-gradient(120% 90% at 20% 0%, rgba(53,255,193,.16), transparent 62%),
    linear-gradient(160deg, var(--panel), var(--ink));
  box-shadow:var(--shadow);
  isolation:isolate;
}
.media img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.media::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    linear-gradient(180deg, transparent 40%, rgba(7,17,14,.72) 100%),
    radial-gradient(120% 100% at 50% 50%, transparent 55%, rgba(7,17,14,.55) 100%);
  z-index:1;
}
.media--wide{aspect-ratio:21 / 9;}
.media--square{aspect-ratio:1 / 1;}
.media--tall{aspect-ratio:3 / 4;}

.media__label{
  position:absolute;
  left:14px;
  bottom:14px;
  z-index:2;
  display:inline-flex;
  align-items:center;
  gap:.5em;
  padding:.34em .9em;
  border-radius:var(--pill);
  background:rgba(7,17,14,.72);
  border:1px solid var(--line);
  color:var(--accent-soft);
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.12em;
}

/* ---------- 滚动显现 ---------- */
.reveal{
  transition:opacity .62s ease, transform .62s cubic-bezier(.2,.7,.2,1);
  will-change:opacity, transform;
}
.reveal[data-reveal="pending"]{
  opacity:0;
  transform:translateY(18px);
}
.reveal[data-reveal="shown"]{
  opacity:1;
  transform:none;
}

/* ---------- 跳转链接 ---------- */
.skip-link{
  position:fixed;
  top:10px;
  left:10px;
  z-index:300;
  transform:translateY(-180%);
  padding:.7em 1.2em;
  border-radius:var(--pill);
  background:var(--accent);
  color:#04120E;
  font-weight:900;
  font-size:.86rem;
  letter-spacing:.06em;
  text-decoration:none;
  transition:transform .18s ease;
}
.skip-link:focus{
  transform:none;
}

/* =========================================================
   头部
   ========================================================= */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
}

.header-top{
  background:linear-gradient(180deg, rgba(14,42,34,.97), rgba(7,17,14,.94));
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.header-top__inner{
  display:flex;
  align-items:center;
  gap:clamp(12px, 2.4vw, 30px);
  padding-block:13px;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  flex:0 0 auto;
}
.brand__mark{
  display:grid;
  place-items:center;
  width:46px;
  height:46px;
  border-radius:15px;
  background:linear-gradient(140deg, var(--accent), #12B98C 78%);
  color:#04120E;
  font-family:var(--font-mono);
  font-size:.9rem;
  font-weight:800;
  letter-spacing:.02em;
  box-shadow:0 0 0 1px rgba(53,255,193,.45), 0 18px 30px -18px rgba(53,255,193,.9);
}
.brand__text{display:grid;gap:1px;}
.brand__name{
  font-family:var(--font-display);
  font-size:1.06rem;
  font-weight:900;
  letter-spacing:.04em;
  color:var(--mist);
  line-height:1.2;
}
.brand__sub{
  font-size:.68rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
  line-height:1.3;
}

.header-strap{
  flex:1 1 auto;
  max-width:44ch;
  padding-left:18px;
  border-left:1px solid var(--line);
  color:var(--muted);
  font-size:.82rem;
  line-height:1.6;
  letter-spacing:.03em;
}

.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:auto;
  flex:0 0 auto;
}

.header-nav{
  position:relative;
  background:rgba(7,17,14,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.header-nav__inner{
  display:flex;
  align-items:center;
  gap:16px;
  min-height:54px;
}

/* 导航 */
.primary-nav{display:block;}

.nav-list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:4px;
}
.nav-link{
  display:inline-flex;
  align-items:center;
  padding:.5em 1em;
  border-radius:var(--pill);
  border:1px solid transparent;
  color:var(--mist);
  font-size:.9rem;
  font-weight:700;
  letter-spacing:.05em;
  text-decoration:none;
  transition:color .2s ease, background-color .2s ease, border-color .2s ease;
}
.nav-link:hover,
.nav-link:focus-visible{
  color:var(--accent);
  background:rgba(53,255,193,.09);
  border-color:rgba(53,255,193,.28);
}
.nav-link[aria-current="page"]{
  color:#04120E;
  background:var(--accent);
  border-color:var(--accent);
  box-shadow:0 12px 26px -18px rgba(53,255,193,.95);
}
.nav-link[aria-current="page"]:hover{
  color:#04120E;
  background:var(--accent-soft);
  border-color:var(--accent-soft);
}

/* 移动按钮 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:10px;
  padding:.5em .95em;
  border-radius:var(--pill);
  border:1px solid var(--line);
  background:rgba(18,59,49,.6);
  color:var(--mist);
  font-size:.82rem;
  font-weight:800;
  letter-spacing:.14em;
  cursor:pointer;
  transition:border-color .2s ease, color .2s ease, background-color .2s ease;
}
.nav-toggle:hover{border-color:rgba(53,255,193,.55);color:var(--accent);}
.nav-toggle__bars{
  display:inline-flex;
  flex-direction:column;
  gap:4px;
}
.nav-toggle__bars span{
  display:block;
  width:16px;
  height:2px;
  border-radius:2px;
  background:var(--accent);
  transition:transform .2s ease, opacity .2s ease;
}
.nav-toggle__label{line-height:1;}

/* 右侧状态 */
.header-meta{
  display:inline-flex;
  align-items:center;
  gap:.55em;
  margin-left:auto;
  font-family:var(--font-mono);
  font-size:.74rem;
  letter-spacing:.1em;
  color:var(--muted);
  white-space:nowrap;
}
.header-meta__dot{
  width:7px;height:7px;
  border-radius:50%;
  background:var(--amber);
  box-shadow:0 0 0 4px rgba(242,184,75,.14);
}

/* =========================================================
   页脚
   ========================================================= */
.site-footer{
  margin-top:clamp(40px, 7vw, 88px);
  border-top:1px solid var(--line);
  background:
    radial-gradient(900px 420px at 8% 0%, rgba(53,255,193,.08), transparent 62%),
    linear-gradient(180deg, var(--deep), var(--ink) 88%);
}
.footer-inner{
  display:grid;
  gap:clamp(24px, 3.4vw, 42px);
  padding-block:clamp(38px, 5vw, 64px) clamp(22px, 3vw, 32px);
}

.footer-brand{
  display:grid;
  gap:12px;
  max-width:56ch;
  padding-bottom:clamp(20px, 2.6vw, 28px);
  border-bottom:1px solid var(--line);
}
.brand--footer .brand__mark{
  width:42px;height:42px;border-radius:13px;
  font-size:.84rem;
}
.footer-brand__note{
  color:var(--muted);
  font-size:.88rem;
  letter-spacing:.08em;
  line-height:1.7;
}
.footer-brand__meta{
  font-family:var(--font-mono);
  font-size:.76rem;
  letter-spacing:.14em;
  color:var(--accent-soft);
}

.footer-grid{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:clamp(20px, 2.6vw, 34px);
  align-items:start;
}

.footer-col{
  display:grid;
  gap:12px;
  align-content:start;
}
.footer-col__heading{
  font-family:var(--font-display);
  font-size:.78rem;
  font-weight:900;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--accent);
}
.footer-list{
  display:grid;
  gap:9px;
  font-size:.92rem;
}
.footer-list a{
  color:var(--mist);
  text-decoration:none;
  border-bottom:1px solid transparent;
  padding-bottom:2px;
  transition:color .2s ease, border-color .2s ease;
}
.footer-list a:hover,
.footer-list a:focus-visible{
  color:var(--accent);
  border-bottom-color:rgba(53,255,193,.5);
}

.footer-col__text{
  color:var(--muted);
  font-size:.88rem;
  line-height:1.75;
  max-width:38ch;
}

.footer-col--feedback{
  padding:clamp(16px, 2vw, 22px);
  border-radius:var(--radius-md);
  border:1px solid rgba(53,255,193,.28);
  background:linear-gradient(158deg, rgba(53,255,193,.12), rgba(18,59,49,.72));
  box-shadow:var(--shadow);
}

.footer-col--contact{
  gap:14px;
}
.contact-list{
  display:grid;
  gap:10px;
  font-size:.88rem;
}
.contact-list li{
  display:grid;
  gap:2px;
  padding-bottom:9px;
  border-bottom:1px dashed rgba(30,75,63,.9);
}
.contact-list li:last-child{border-bottom:0;padding-bottom:0;}
.contact-list__key{
  font-size:.68rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--muted);
}
.contact-list__val{
  color:var(--mist);
  line-height:1.6;
  overflow-wrap:anywhere;
}

.copy-wrap{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-top:2px;
}
.copy-btn{
  padding:.44em 1em;
  border-radius:var(--pill);
  border:1px dashed rgba(53,255,193,.45);
  color:var(--accent-soft);
  font-size:.8rem;
  font-weight:800;
  letter-spacing:.08em;
  cursor:pointer;
  transition:border-color .2s ease, color .2s ease, background-color .2s ease, border-style .2s ease;
}
.copy-btn:hover,
.copy-btn:focus-visible{
  border-style:solid;
  border-color:var(--accent);
  color:var(--accent);
  background:rgba(53,255,193,.08);
}
.copy-btn[data-copied="true"]{
  border-style:solid;
  border-color:var(--accent);
  background:rgba(53,255,193,.16);
  color:var(--accent);
}
.copy-status{
  flex:1 1 100%;
  min-height:1.2em;
  font-size:.78rem;
  letter-spacing:.04em;
  color:var(--accent);
}

.footer-legal{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding-top:clamp(16px, 2.2vw, 24px);
  border-top:1px solid var(--line);
  font-size:.8rem;
  color:var(--muted);
}
.legal-links{
  display:flex;
  flex-wrap:wrap;
  gap:18px;
}
.legal-links a{
  color:var(--muted);
  text-decoration:none;
  letter-spacing:.06em;
  transition:color .2s ease;
}
.legal-links a:hover,
.legal-links a:focus-visible{color:var(--accent);}
.footer-copy{
  margin:0;
  letter-spacing:.08em;
  font-family:var(--font-mono);
  font-size:.76rem;
}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width:1080px){
  .header-strap{display:none;}
  .grid--three{grid-template-columns:repeat(2, minmax(0,1fr));}
}

@media (max-width:900px){
  :root{--shell:min(100% - 1.9rem, 1240px);}

  .header-top__inner{padding-block:11px;gap:12px;}
  .header-actions .btn--ghost{display:none;}

  .header-nav__inner{min-height:52px;gap:10px;}

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

  .primary-nav{
    position:absolute;
    inset-inline:0;
    top:100%;
    display:none;
    padding:12px 0 16px;
    border-bottom:1px solid var(--line);
    background:linear-gradient(180deg, rgba(14,42,34,.99), rgba(7,17,14,.99));
    box-shadow:0 30px 50px -30px rgba(0,0,0,.95);
  }
  .primary-nav[data-open="true"]{display:block;}

  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    padding-inline:clamp(14px, 4vw, 26px);
  }
  .nav-link{
    display:block;
    padding:.72em 1em;
    border-radius:var(--radius-sm);
    font-size:.95rem;
  }
  .nav-link[aria-current="page"]{
    box-shadow:none;
  }

  .header-meta{display:none;}

  .footer-grid{grid-template-columns:repeat(2, minmax(0,1fr));}
  .footer-col--contact{grid-column:1 / -1;}

  .grid--rail{grid-template-columns:minmax(0,1fr);}
}

@media (max-width:620px){
  :root{--shell:min(100% - 1.6rem, 1240px);--gap:16px;}

  h1{font-size:clamp(1.75rem, 7vw, 2.4rem);}

  .brand__mark{width:40px;height:40px;border-radius:13px;font-size:.8rem;}
  .brand__name{font-size:.98rem;}
  .brand__sub{font-size:.62rem;letter-spacing:.12em;}

  .header-actions .btn{
    padding:.55em .9em;
    font-size:.8rem;
  }

  .grid--two,
  .grid--three{grid-template-columns:minmax(0,1fr);}

  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .footer-col--contact{grid-column:auto;}

  .footer-legal{flex-direction:column;align-items:flex-start;gap:10px;}

  .media{border-radius:var(--radius-md);}
}

/* =========================================================
   动效兼容
   ========================================================= */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}

  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    transition-delay:0ms !important;
  }

  .reveal[data-reveal="pending"]{
    opacity:1;
    transform:none;
  }

  .btn:hover{transform:none;}
}