:root{
  --bg:#07162b;
  --bg-soft:#0c223d;
  --card:#102845;
  --line:#1d4776;
  --text:#eef6ff;
  --muted:#b9cde2;
  --accent:#28f0a3;
  --accent-2:#8dffdd;
  --shadow:0 20px 50px rgba(0,0,0,.28);
  --radius:22px;
  --content:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top right, rgba(40,240,163,.14), transparent 28%),
    linear-gradient(180deg, #061324 0%, #0a1e37 45%, #08182e 100%);
  line-height:1.82;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent-2);text-decoration:none}
a:hover{text-decoration:underline}
.site-header{padding:18px 20px 0}
.topbar{
  max-width:var(--content);
  margin:0 auto;
  display:flex;
  gap:18px;
  justify-content:space-between;
  align-items:center;
  padding:16px 18px;
  border:1px solid rgba(141,255,221,.18);
  background:rgba(9,24,45,.78);
  backdrop-filter:blur(10px);
  border-radius:24px;
  box-shadow:var(--shadow);
}
.brand{display:flex;align-items:center;gap:12px;color:#fff;font-weight:800;font-size:1.25rem}
.brand span{letter-spacing:.04em}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px 16px;justify-content:flex-end}
.main-nav a{display:inline-block;padding:8px 12px;border-radius:999px;color:var(--text);background:rgba(255,255,255,.03)}
.main-nav a:hover{background:rgba(40,240,163,.12);text-decoration:none}
.hero,.sub-hero{
  max-width:var(--content);
  margin:26px auto 18px;
  padding:0 20px;
  display:grid;
  grid-template-columns:1.15fr .95fr;
  gap:24px;
  align-items:stretch;
}
.hero>picture img,.sub-hero>img{border-radius:28px;box-shadow:var(--shadow);min-height:100%;object-fit:cover}
.hero-copy,.sub-hero-copy{
  background:linear-gradient(180deg, rgba(16,40,69,.96), rgba(8,22,43,.92));
  border:1px solid rgba(40,240,163,.18);
  border-radius:28px;
  padding:34px;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.eyebrow,.section-tag{margin:0 0 12px;color:var(--accent);letter-spacing:.08em;font-size:.9rem;font-weight:800}
.hero h1,.sub-hero h1{font-size:clamp(2rem,4vw,3.6rem);line-height:1.12;margin:.2rem 0 1rem}
.hero .lead,.sub-hero p{font-size:1.08rem;color:var(--muted)}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}
.cta-primary,.cta-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 18px;border-radius:999px;font-weight:700}
.cta-primary{background:linear-gradient(90deg, var(--accent), #8dfdd7); color:#002214}
.cta-secondary{border:1px solid rgba(141,255,221,.35); color:var(--text)}
.cta-primary:hover,.cta-secondary:hover{text-decoration:none;transform:translateY(-1px)}
.breadcrumb{max-width:var(--content);padding:0 20px;margin:8px auto 0}
.breadcrumb ol{list-style:none;margin:0;padding:0;display:flex;gap:10px;flex-wrap:wrap;color:var(--muted)}
.breadcrumb li+li::before{content:"›";margin-right:10px;color:var(--accent)}
main{max-width:var(--content);margin:0 auto;padding:16px 20px 50px}
.content-block,.author-box,.support-panel,.faq-section,.review-section,.split,.cards-grid{margin:20px 0}
.content-block,.author-box,.support-panel,.faq-section,.review-section,.split>div,.split>figure{
  background:linear-gradient(180deg, rgba(16,40,69,.96), rgba(7,22,43,.92));
  border:1px solid rgba(141,255,221,.13);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.content-block,.faq-section,.review-section{padding:28px}
.author-box{display:grid;grid-template-columns:160px 1fr;gap:22px;align-items:center;padding:24px}
.author-box img{border-radius:20px;border:2px solid rgba(40,240,163,.35)}
.cards-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.event-card{overflow:hidden;background:linear-gradient(180deg, rgba(16,40,69,.98), rgba(11,31,55,.95));border:1px solid rgba(141,255,221,.14);border-radius:24px;box-shadow:var(--shadow)}
.event-card img{aspect-ratio:5/3;object-fit:cover}
.event-card-body{padding:20px}
.event-card h3{margin:.2rem 0 .6rem;font-size:1.5rem}
.split.two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:stretch}
.split figure{margin:0;overflow:hidden}
.split figure img{height:100%;object-fit:cover;border-radius:var(--radius)}
.bullet-list{margin:18px 0 0;padding-left:1.25rem}
.bullet-list li{margin:.45rem 0;color:var(--muted)}
.support-panel{display:grid;grid-template-columns:1.1fr .9fr;gap:0;overflow:hidden}
.support-panel img{height:100%;object-fit:cover}
.support-panel>div{padding:28px}
.support-list p{margin:.45rem 0}
.faq-list{display:grid;gap:14px}
.faq-list details{border:1px solid rgba(141,255,221,.16);border-radius:16px;padding:14px 16px;background:rgba(255,255,255,.02)}
.faq-list summary{cursor:pointer;font-weight:700}
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.review-card{padding:18px;border-radius:18px;background:rgba(255,255,255,.03);border:1px solid rgba(141,255,221,.14)}
.review-card .meta,.mono,.meta{color:var(--muted)}
.scoreboard{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.score-card{padding:20px;background:rgba(255,255,255,.03);border:1px solid rgba(141,255,221,.12);border-radius:18px}
.score-live{font-size:2rem;font-weight:800;letter-spacing:.08em}
.score-live.flash{animation:flashScore 1s ease-in-out infinite}
@keyframes flashScore{0%,100%{text-shadow:0 0 0 rgba(40,240,163,0)}50%{text-shadow:0 0 18px rgba(40,240,163,.75)}}
.site-footer{border-top:1px solid rgba(141,255,221,.16);background:rgba(5,17,33,.92);padding:30px 20px 44px}
.footer-grid{max-width:var(--content);margin:0 auto;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.footer-grid h2{font-size:1.05rem}
.footer-grid ul{list-style:none;padding:0;margin:0}
.footer-grid li,.footer-grid p{margin:.45rem 0;color:var(--muted)}
.copyright{max-width:var(--content);margin:22px auto 0;color:var(--muted)}
@media (max-width:980px){
  .hero,.sub-hero,.split.two-col,.support-panel,.footer-grid,.review-grid,.scoreboard,.cards-grid,.author-box{grid-template-columns:1fr}
  .topbar{flex-direction:column;align-items:flex-start}
}
@media (max-width:640px){
  .site-header{padding:12px 14px 0}
  .hero,.sub-hero{padding:0 14px}
  main{padding:14px 14px 38px}
  .hero-copy,.sub-hero-copy,.content-block,.faq-section,.review-section,.support-panel>div,.author-box{padding:20px}
  .main-nav ul{gap:8px}
  .main-nav a{padding:7px 10px}
}