.apicat-site{min-height:100vh;background:#f7f8fc;color:#1a1a2e;font-family:Inter,-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif}.apicat-hero{padding:72px 20px 56px;background:linear-gradient(135deg,#eef1ff,#f7f8fc 45%,#fdf2f8);border-bottom:1px solid rgba(2,42,153,.12)}.apicat-hero-inner{max-width:880px;margin:0 auto;text-align:center}.apicat-badge{display:inline-block;padding:5px 14px;border-radius:999px;background:#022a991f;color:#022a99;font-size:12.5px;font-weight:600;letter-spacing:.3px}.apicat-title{margin:18px 0 10px;font-size:52px;font-weight:800;letter-spacing:-1.5px;background:linear-gradient(135deg,#2a55d8,#a855f7);-webkit-background-clip:text;background-clip:text;color:transparent}.apicat-slogan{max-width:620px;margin:0 auto;font-size:16px;line-height:1.7;color:#5b5f73}.apicat-cta{margin-top:30px}.apicat-btn{display:inline-flex;flex-direction:column;align-items:center;gap:2px;padding:14px 34px;border-radius:12px;font-size:15px;font-weight:600;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease}.apicat-btn-primary{background:linear-gradient(135deg,#2a55d8,#022a99);color:#fff;box-shadow:0 10px 24px #022a9952}.apicat-btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px #022a9966}.apicat-btn-sub{font-size:12px;font-weight:500;opacity:.85}.apicat-btn-outline{margin-top:12px;padding:9px 20px;border:1px solid rgba(2,42,153,.45);color:#022a99;background:#fff;font-size:13.5px}.apicat-btn-outline:hover{background:#022a9914;transform:translateY(-1px)}.apicat-cta-meta{margin-top:12px;font-size:12.5px;color:#8b8fa3}.apicat-loading,.apicat-empty{margin-top:28px;font-size:14px;color:#8b8fa3}.apicat-error{margin-top:28px;font-size:14px;color:#e11d48}.apicat-retry{margin-left:10px;padding:4px 12px;border:1px solid rgba(225,29,72,.4);border-radius:8px;background:#fff;color:#e11d48;font-size:13px;cursor:pointer}.apicat-section{max-width:980px;margin:0 auto;padding:48px 20px 8px}.apicat-section-title{margin:0 0 20px;font-size:20px;font-weight:700;color:#1a1a2e}.apicat-platforms{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.apicat-platform-card{padding:18px;border:1px solid #e8eaf2;border-radius:14px;background:#fff;box-shadow:0 2px 10px #1414320a;transition:box-shadow .18s ease,transform .18s ease}.apicat-platform-card:hover{box-shadow:0 8px 22px #14143214;transform:translateY(-2px)}.apicat-platform-head{display:flex;align-items:center;gap:8px;margin-bottom:8px}.apicat-platform-name{font-size:15px;font-weight:600}.apicat-recommend{padding:2px 8px;border-radius:999px;background:#22c55e24;color:#16a34a;font-size:11px;font-weight:600}.apicat-platform-meta{display:flex;flex-wrap:wrap;gap:4px 12px;margin-bottom:4px;font-size:12px;color:#8b8fa3;font-variant-numeric:tabular-nums}.apicat-others{margin-top:10px;font-size:12px;color:#8b8fa3}.apicat-others-label{margin-right:4px}.apicat-others-link{margin-right:10px;color:#022a99;text-decoration:none}.apicat-others-link:hover{text-decoration:underline}.apicat-sha{margin-top:10px;font-size:11px;color:#a5a8b8;font-family:JetBrains Mono,ui-monospace,monospace}.apicat-tip{margin-top:16px;font-size:12.5px;line-height:1.7;color:#8b8fa3}.apicat-tip b{color:#5b5f73}.apicat-history{border:1px solid #e8eaf2;border-radius:12px;background:#fff;overflow:hidden}.apicat-history-row{display:flex;align-items:center;gap:14px;padding:12px 18px;border-bottom:1px solid #f0f1f7;font-size:13px;color:#5b5f73}.apicat-history-row:last-child{border-bottom:none}.apicat-history-version{font-weight:700;color:#022a99;font-variant-numeric:tabular-nums;min-width:56px}.apicat-history-platform{min-width:140px}.apicat-history-meta{color:#8b8fa3;font-variant-numeric:tabular-nums}.apicat-history-link{margin-left:auto;color:#022a99;text-decoration:none;font-weight:600}.apicat-history-link:hover{text-decoration:underline}.apicat-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.apicat-feature{padding:20px;border:1px solid #e8eaf2;border-radius:14px;background:#fff}.apicat-feature-icon{font-size:24px;margin-bottom:10px}.apicat-feature-title{font-size:14.5px;font-weight:700;margin-bottom:6px}.apicat-feature-desc{font-size:13px;line-height:1.65;color:#6b6f83}.apicat-changelog{display:flex;flex-direction:column;gap:12px}.apicat-release{padding:16px 18px;border:1px solid #e8eaf2;border-radius:12px;background:#fff}.apicat-release-head{display:flex;align-items:center;gap:12px;margin-bottom:6px}.apicat-release-version{font-size:14px;font-weight:700;color:#022a99;font-variant-numeric:tabular-nums}.apicat-release-platform,.apicat-release-date{font-size:12px;color:#8b8fa3}.apicat-release-date{margin-left:auto}.apicat-release-notes{font-size:13px;line-height:1.7;color:#5b5f73;white-space:pre-wrap}@media (max-width: 640px){.apicat-hero{padding:48px 16px 36px}.apicat-title{font-size:38px}.apicat-slogan{font-size:14.5px}.apicat-section{padding:32px 16px 8px}}