:root{--bg:#f7fbff;--panel:#fff;--text:#102033;--muted:#64748b;--border:#dbe7f3;--brand:#0f3b7a;--accent:#14b8a6;--shadow:0 12px 34px rgba(15,23,42,.08)}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text);line-height:1.65}a{color:#0369a1;text-decoration:none}a:hover{text-decoration:underline}
header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.header-inner{max-width:1180px;margin:0 auto;padding:15px 22px;display:flex;align-items:center;justify-content:space-between;gap:20px}.logo{font-size:28px;font-weight:900;color:var(--brand)}.logo span{color:var(--accent)}nav{display:flex;flex-wrap:wrap;gap:15px}nav a{font-size:14px;font-weight:800;color:#334155}
.hero{background:linear-gradient(135deg,#0f3b7a,#0f172a);color:#fff;text-align:center;padding:46px 22px}.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.05;margin:0 0 14px}.hero p{max-width:880px;margin:0 auto;color:#dbeafe;font-size:19px}
.container{max-width:1180px;margin:0 auto;padding:34px 22px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:18px}.card,article,.notice{background:var(--panel);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);padding:24px}.card h3{margin-top:0}
.clock-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,340px);gap:24px;align-items:start}.clock-grid>*{min-width:0}.clock-panel{background:var(--panel);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);padding:28px}.clock-panel h2{margin:0 0 14px}.time-display{color:var(--brand);font-size:64px;font-weight:900;font-variant-numeric:tabular-nums;letter-spacing:0;line-height:1.05}.date-display{margin-top:8px;color:#334155;font-size:18px}.meta-grid{display:grid;gap:9px;margin-top:24px}.meta{display:grid;grid-template-columns:minmax(165px,auto) minmax(0,1fr);gap:12px}.meta strong{color:#334155}
.article-layout{max-width:1180px;margin:0 auto;padding:34px 22px;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px}.article-layout>article,.article-layout>.sidebar{min-width:0}article h1{font-size:clamp(32px,4vw,48px);line-height:1.08;margin-top:0;color:#0f172a}article h2{margin-top:34px;color:#0f172a}.sidebar{position:sticky;top:96px;align-self:start}.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:18px}.key-points{background:#f0fdfa;border:1px solid #99f6e4;border-radius:14px;padding:18px;margin:22px 0}.key-points h2{margin-top:0}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;background:#fff}th,td{border:1px solid var(--border);padding:12px;text-align:left}th{background:#f1f5f9}.faq-item{border-bottom:1px solid var(--border);padding:14px 0}.faq-item h3{margin:0 0 7px}.btn{display:inline-block;background:var(--accent);color:#fff;border:0;border-radius:12px;padding:13px 18px;font-weight:900;text-align:center}.btn:hover{background:#0f766e;text-decoration:none}
footer{margin-top:36px;background:#0f172a;color:#cbd5e1;padding:34px 22px}footer a{color:#99f6e4}.footer-grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px}footer h3{color:#fff}@media(max-width:860px){.header-inner{flex-direction:column;align-items:flex-start}.article-layout{grid-template-columns:minmax(0,1fr)}.article-layout table{display:block;max-width:100%;overflow-x:auto}.sidebar{position:static}}
@media(max-width:860px){.clock-grid{grid-template-columns:minmax(0,1fr)}}@media(max-width:520px){.clock-panel{padding:22px}.time-display{font-size:44px}.meta{grid-template-columns:minmax(0,1fr)}.meta strong{margin-bottom:-4px}}