:root{--text:#0f172a;--muted:#64748b;--line:#e5e7eb;--blue:#2563eb;--indigo:#4f46e5;--teal:#0f766e;--orange:#ea580c;}
@media (prefers-color-scheme: dark){:root{--text:#f1f5f9;--muted:#94a3b8;--line:#334155;}}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#ffffff;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'PingFang SC','Microsoft YaHei',sans-serif;}
@media (prefers-color-scheme: dark){body{background:#0f172a;}}
a{text-decoration:none;color:inherit}
.wrap{max-width:1240px;margin:0 auto;padding:20px}
.hero{position:relative;margin-bottom:22px;padding:0;border-radius:28px;background:#ffffff;color:#0f172a;border:1px solid #e5e7eb;box-shadow:0 16px 40px rgba(15,23,42,.06);overflow:hidden}
@media (prefers-color-scheme: dark){.hero{background:#1e293b;border-color:#334155;}}
.hero-top{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin:0;padding:12px 18px;background:linear-gradient(135deg,#0f172a,#1e3a8a 58%,#4f46e5)}
.brand{font-weight:900;font-size:18px;color:#fff;letter-spacing:.02em}
.hero-nav{display:flex;gap:10px;flex-wrap:wrap}
.hero-nav a{padding:8px 12px;border:1px solid rgba(255,255,255,.18);border-radius:999px;background:rgba(255,255,255,.08);font-size:13px;font-weight:700;color:#fff;backdrop-filter:blur(10px);transition:background .2s}
.hero-nav a:hover{background:rgba(255,255,255,.14)}
.quick-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:16px 24px 8px}
.quick-link{display:flex;align-items:center;gap:10px;padding:14px 16px;border-radius:18px;background:linear-gradient(180deg,#fff,#f8fbff);border:1px solid #dbeafe;box-shadow:0 10px 24px rgba(15,23,42,.05);font-weight:800;color:#0f172a;transition:transform .2s,box-shadow .2s}
.quick-link:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(15,23,42,.08)}
.quick-link span{font-size:14px;color:#64748b;font-weight:600}
.hero-main{display:block;padding:18px 22px 22px;background:linear-gradient(135deg,#0f172a,#1e3a8a 58%,#4f46e5)}
.hero h1{font-size:38px;line-height:1.1;margin:0 0 10px;color:#ffffff}
.hero p{font-size:16px;line-height:1.82;color:rgba(255,255,255,.86);margin:0;max-width:none}
.main-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);gap:18px;margin-bottom:22px}
.news-wrap,.side-panel,.card,.tool{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 12px 30px rgba(15,23,42,.06)}
@media (prefers-color-scheme: dark){.news-wrap,.side-panel,.card,.tool{background:#1e293b;border-color:#334155;}}
.news-wrap{padding:22px 24px;background:linear-gradient(135deg,#fff7ed,#ffffff);border-color:#fed7aa;display:flex;flex-direction:column;height:100%}
.section-top{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:12px}
.section-title-sm{font-size:15px;font-weight:800;color:#9a3412}
.section-sub{font-size:13px;color:#7c2d12;line-height:1.8}
.link-cta{font-size:13px;font-weight:700;color:var(--orange);transition:color .2s}
.link-cta:hover{color:#c2410c}
.news-main{overflow:hidden;position:relative;min-height:380px;flex:1;border-radius:16px;background:#fff7ed;border:1px dashed #fdba74;padding:0 14px}
.news-list{list-style:none;margin:0;padding:0;position:absolute;left:14px;right:14px;top:0;transition:transform .6s ease}
.side-col{display:grid;gap:18px}
.side-panel{padding:20px;min-height:100%}
.side-panel.orange{background:linear-gradient(135deg,#eff6ff,#ffffff);border-color:#dbeafe}
.side-title{font-size:14px;font-weight:800;color:#1d4ed8;margin-bottom:10px}
.panel-note{font-size:13px;line-height:1.8;color:#64748b;margin-bottom:12px}
.panel-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.panel-list li{padding:10px 0;border-bottom:1px solid #dbeafe}
.panel-list li:last-child{border-bottom:none}
.section-title{font-size:24px;margin:26px 0 16px;padding-left:8px;color:#0f172a}
@media (prefers-color-scheme: dark){.section-title{color:#f1f5f9;}}
.toolgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.tool{display:block;padding:20px;transition:transform .2s,box-shadow .2s}
.tool:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(15,23,42,.1)}
.tool .name{display:flex;align-items:center;gap:12px;font-weight:800;font-size:21px;margin-bottom:12px}
.smallicon{width:48px;height:48px;border-radius:16px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:14px}
.desc{font-size:14px;line-height:1.9;color:var(--muted)}
.recent-wrap{margin-top:26px;padding:22px 24px;border-radius:22px;background:#ffffff;border:1px solid #e5e7eb;box-shadow:0 10px 30px rgba(15,23,42,.05)}
@media (prefers-color-scheme: dark){.recent-wrap{background:#1e293b;border-color:#334155;}}
.recent-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px}
.footer{padding:40px 0 10px;color:var(--muted);font-size:13px;text-align:center}
.skeleton{background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0 50%,#f1f5f9 75%);background-size:200% 100%;animation:skeleton 1.5s ease-in-out infinite}
@keyframes skeleton{0%{background-position:200% 0}100%{background-position:-200% 0}}
@media (max-width: 980px){.hero-main,.main-grid{grid-template-columns:1fr}.news-main{min-height:230px}}
@media (max-width: 720px){.wrap{padding:16px}.hero{padding:20px}.hero h1{font-size:34px}.hero-nav a{font-size:12px;padding:8px 12px}.quick-links{grid-template-columns:1fr;margin:14px 0 8px}}