:root{
  --bg:#f5f5f4;
  --fg:#1c1917;
  --muted:#78716c;
  --line:#e2ded6;
  --accent:#b45309;
  --accent-2:#065f46;
  --gap:56px;
  --radius:10px;
  --shadow:0 8px 24px rgba(28,25,23,.10);
  --font:"Segoe UI","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font);font-size:16px;line-height:1.8;}
h1,h2,h3,h4,p,figure,blockquote{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
summary{list-style:none;}
summary::-webkit-details-marker{display:none;}
.openhthsport-header{position:sticky;top:0;z-index:30;background:#faf9f6;border-bottom:2px solid var(--accent);}
.openhthsport-nav{max-width:1180px;margin:0 auto;padding:12px 24px;display:flex;flex-wrap:wrap;align-items:center;gap:16px 20px;}
.openhthsport-brand{font-size:20px;font-weight:800;letter-spacing:-.5px;color:var(--accent);}
.nav-links{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:14px;margin-left:auto;}
.nav-links a{display:inline-block;padding:4px 0;color:#292524;border-bottom:2px solid transparent;transition:color .18s,border-color .18s;}
.nav-links a:hover{color:var(--accent);border-bottom-color:var(--accent);}
.nav-links a:focus-visible{outline:2px solid var(--accent-2);outline-offset:2px;}
.openhthsport-main{max-width:1180px;margin:0 auto;padding:0 24px;}
.openhthsport-hero{display:grid;grid-template-columns:minmax(0,1fr) 200px;gap:40px;padding:56px 0 0;align-items:start;}
.openhthsport-hero-title{font-size:40px;font-weight:800;letter-spacing:-.5px;line-height:1.25;}
.openhthsport-hero-body{margin-top:24px;columns:2;column-gap:36px;font-size:16px;}
.openhthsport-hero-body p{margin-bottom:18px;break-inside:avoid;color:#33302c;}
.openhthsport-hero-body p:first-child{color:var(--fg);}
.openhthsport-hero-aside{position:sticky;top:96px;background:#efece4;border-radius:var(--radius);padding:16px;}
.openhthsport-hero-aside img{width:128px;height:128px;object-fit:cover;border-radius:8px;margin-left:auto;}
.openhthsport-aside-note{margin-top:12px;font-size:13px;line-height:1.7;color:var(--muted);}
.openhthsport-block{padding:var(--gap) 0;border-top:1px solid var(--line);}
.openhthsport-block:first-of-type{border-top:none;}
.openhthsport-block-title{font-size:26px;font-weight:800;letter-spacing:-.5px;line-height:1.35;margin-bottom:20px;}
.openhthsport-block-lead{font-size:20px;line-height:1.7;color:#44403c;margin-bottom:22px;}
.openhthsport-cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 36px;}
.openhthsport-cols p{margin-bottom:16px;font-size:16px;color:#33302c;}
.openhthsport-cols p:last-child{margin-bottom:0;}
.openhthsport-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:10px;}
.openhthsport-card{background:var(--accent-2);color:#f5f5f4;padding:24px 22px;border:none;border-radius:var(--radius);transition:transform .2s ease,box-shadow .2s ease;}
.openhthsport-card:nth-child(3n+2){background:var(--accent);}
.openhthsport-card:nth-child(3n+3){background:#3f3a33;}
.openhthsport-card:nth-child(odd){border-radius:22px 10px 22px 10px;}
.openhthsport-card:nth-child(even){border-radius:10px 22px 10px 22px;}
.openhthsport-card h3{font-size:20px;font-weight:800;letter-spacing:-.5px;color:#fff;margin-bottom:10px;}
.openhthsport-card p{font-size:15px;line-height:1.75;color:rgba(245,245,244,.9);}
.openhthsport-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.openhthsport-table-wrap{overflow-x:auto;border-radius:var(--radius);margin:20px 0;}
.openhthsport-table{width:100%;border-collapse:collapse;font-size:15px;background:#fdfcfa;}
.openhthsport-table th,.openhthsport-table td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top;}
.openhthsport-table thead th{background:#ebe6dc;font-weight:800;color:#3f3a33;}
.openhthsport-table tbody tr:nth-child(even){background:#f7f5f0;}
.openhthsport-table tbody tr:hover{background:#efe9dc;}
.openhthsport-faq-list{display:grid;gap:12px;}
.openhthsport-faq-item{background:#efece5;border-radius:8px;padding:16px 20px;transition:background .18s ease;}
.openhthsport-faq-item summary{cursor:pointer;font-size:16px;font-weight:700;line-height:1.6;display:flex;justify-content:space-between;gap:16px;align-items:flex-start;}
.openhthsport-faq-item summary::after{content:"+";color:var(--accent);font-weight:800;font-size:20px;line-height:1;}
.openhthsport-faq-item[open] summary::after{content:"–";}
.openhthsport-faq-item[open]{background:#e7e2d6;}
.openhthsport-faq-item p{margin-top:12px;font-size:15px;line-height:1.85;color:#3f3b36;}
.openhthsport-faq-item:hover{background:#eae5d9;}
.openhthsport-news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px 28px;}
.openhthsport-news-item{border-top:2px solid var(--line);padding-top:12px;}
.openhthsport-news-item:nth-child(3n+1){border-top-color:var(--accent-2);}
.openhthsport-news-date{font-size:13px;color:var(--muted);letter-spacing:.4px;}
.openhthsport-news-title{font-size:16px;font-weight:700;line-height:1.65;margin:6px 0 8px;transition:color .18s;}
.openhthsport-news-item summary{cursor:pointer;font-size:14px;color:var(--accent);font-weight:700;}
.openhthsport-news-item p{margin-top:10px;font-size:14px;line-height:1.8;color:#4a453f;}
.openhthsport-news-item:hover .openhthsport-news-title{color:var(--accent);}
.openhthsport-cta{background:linear-gradient(135deg,#f5f5f4,#e8dfd1 60%,#d8c6ae);border-radius:var(--radius);padding:40px 36px;margin:var(--gap) 0;}
.openhthsport-cta h2{font-size:26px;font-weight:800;letter-spacing:-.5px;margin-bottom:14px;}
.openhthsport-cta p{font-size:16px;color:#3f3b36;max-width:780px;margin-bottom:22px;}
.openhthsport-btn{display:inline-block;background:var(--accent);color:#fff;font-weight:800;font-size:16px;padding:12px 26px;border-radius:8px;transition:background .18s,transform .18s;}
.openhthsport-btn:hover{background:#92400e;transform:translateY(-2px);}
.openhthsport-btn:active{transform:translateY(0);}
.openhthsport-btn:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;}
.openhthsport-figure{margin:0 0 22px;display:flex;gap:20px;align-items:center;background:#efece5;border-radius:var(--radius);padding:16px;}
.openhthsport-figure img{width:150px;height:96px;object-fit:cover;border-radius:8px;flex:none;}
.openhthsport-figure figcaption{font-size:14px;color:#4a453f;line-height:1.75;}
.openhthsport-footer{margin-top:var(--gap);background:#1c1917;color:#d6d3d1;padding:44px 0 28px;}
.openhthsport-footer-inner{max-width:1180px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;font-size:14px;line-height:1.9;}
.openhthsport-footer h3{font-size:16px;font-weight:800;color:#fafaf9;margin-bottom:10px;letter-spacing:-.5px;}
.openhthsport-footer a{color:#e7e5e4;border-bottom:1px solid transparent;transition:color .18s,border-color .18s;}
.openhthsport-footer a:hover{color:#fbbf24;border-bottom-color:#fbbf24;}
.openhthsport-footer-bottom{max-width:1180px;margin:26px auto 0;padding:16px 24px 0;border-top:1px solid #44403c;font-size:13px;color:#a8a29e;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;}
.openhthsport-tag{display:inline-block;font-size:13px;font-weight:800;color:#fff;background:var(--accent-2);padding:2px 10px;border-radius:999px;letter-spacing:.5px;}
@media (max-width:1024px){
  .openhthsport-hero{grid-template-columns:1fr;gap:24px;}
  .openhthsport-hero-aside{position:static;display:flex;gap:16px;align-items:center;}
  .openhthsport-hero-aside img{width:96px;height:96px;}
  .openhthsport-aside-note{margin-top:0;}
  .openhthsport-cards{grid-template-columns:repeat(2,minmax(0,1fr));}
  .openhthsport-news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .openhthsport-cols{grid-template-columns:1fr;}
  .openhthsport-footer-inner{grid-template-columns:1fr;gap:20px;}
}
@media (max-width:720px){
  .openhthsport-nav{padding:10px 16px;}
  .nav-links{margin-left:0;font-size:13px;gap:6px 14px;}
  .openhthsport-main{padding:0 16px;}
  .openhthsport-hero-title{font-size:28px;}
  .openhthsport-hero-body{columns:1;}
  .openhthsport-cards{grid-template-columns:1fr;}
  .openhthsport-news-grid{grid-template-columns:1fr;}
  .openhthsport-block-title{font-size:22px;}
  .openhthsport-block-lead{font-size:17px;}
  .openhthsport-cta{padding:28px 20px;}
  .openhthsport-figure{flex-direction:column;align-items:flex-start;}
  .openhthsport-table{font-size:14px;}
  .openhthsport-footer-bottom{flex-direction:column;gap:8px;}
}