*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f5f5f7;--surface:#fff;--surface2:#f5f5f7;--border:#00000014;--text-primary:#1d1d1f;--text-secondary:#6e6e73;--text-tertiary:#a1a1a6;--accent:#0071e3;--accent-hover:#0077ed;--red:#ff3b30;--green:#34c759;--yellow:#ff9f0a;--purple:#bf5af2;--blue:#007aff;--font:-apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;--radius:12px;--radius-lg:18px;--shadow:0 2px 20px #0000000f;--shadow-hover:0 8px 32px #0000001f}html{scroll-behavior:smooth}body{font-family:var(--font);background:var(--bg);color:var(--text-primary);-webkit-font-smoothing:antialiased;min-height:100vh}.app{background:var(--bg);flex-direction:column;min-height:100vh;display:flex}.site-header{-webkit-backdrop-filter:saturate(180%)blur(20px);border-bottom:1px solid var(--border);z-index:100;background:#fffc;padding:0 24px;position:sticky;top:0}.header-inner{align-items:center;gap:16px;max-width:1200px;height:64px;margin:0 auto;display:flex}.header-icon{flex-shrink:0;font-size:28px}.header-text{flex:1;min-width:0}.header-text h1{color:var(--text-primary);letter-spacing:-.3px;font-size:17px;font-weight:600}.header-text p{color:var(--text-secondary);margin-top:1px;font-size:12px}.header-badges{flex-shrink:0;gap:6px;display:flex}.lang-toggle{background:var(--surface2);border:1px solid var(--border);border-radius:20px;flex-shrink:0;display:flex;overflow:hidden}.lang-btn{cursor:pointer;color:var(--text-secondary);font-size:13px;font-weight:500;font-family:var(--font);background:0 0;border:none;padding:5px 12px;transition:all .2s}.lang-btn.active{background:var(--accent);color:#fff;border-radius:20px}.badge{border:1px solid #0000;border-radius:20px;padding:3px 10px;font-size:12px;font-weight:500}.badge-blue{color:#007aff;background:#007aff1a;border-color:#007aff33}.badge-purple{color:#bf5af2;background:#bf5af21a;border-color:#bf5af233}.badge-green{color:#34c759;background:#34c7591a;border-color:#34c75933}.badge-red{color:#ff3b30;background:#ff3b301a;border-color:#ff3b3033}.nav-bar{-webkit-backdrop-filter:saturate(180%)blur(20px);border-bottom:1px solid var(--border);z-index:90;background:#ffffffb8;padding:0 24px;position:sticky;top:64px;overflow-x:auto}.nav-bar::-webkit-scrollbar{display:none}.nav-inner{gap:2px;max-width:1200px;margin:0 auto;padding:8px 0;display:flex}.nav-btn{cursor:pointer;color:var(--text-secondary);white-space:nowrap;font-size:13px;font-weight:500;font-family:var(--font);background:0 0;border:none;border-radius:8px;padding:7px 14px;transition:all .15s}.nav-btn:hover{color:var(--text-primary);background:#0000000a}.nav-btn.active{background:var(--accent);color:#fff}.nav-full{display:inline}.nav-short{display:none}@media (width<=768px){.nav-full{display:none}.nav-short{display:inline}.header-badges,.header-text p{display:none}}.main-content{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:32px 24px 64px}.section-label{letter-spacing:.5px;color:var(--accent);text-transform:uppercase;margin-bottom:6px;font-size:11px;font-weight:600}.section-title{color:var(--text-primary);letter-spacing:-.5px;margin-bottom:10px;font-size:28px;font-weight:700;line-height:1.2}.section-sub{color:var(--text-secondary);margin-bottom:32px;font-size:15px;line-height:1.5}.card{background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow);padding:24px;transition:box-shadow .2s,transform .2s}.card:hover{box-shadow:var(--shadow-hover)}.card-clickable{cursor:pointer}.card-clickable:hover{transform:translateY(-2px)}.card-title{color:var(--text-primary);flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:16px;font-size:16px;font-weight:600;display:flex}.grid-2{grid-template-columns:1fr 1fr;gap:16px;display:grid}.grid-3{grid-template-columns:1fr 1fr 1fr;gap:16px;display:grid}.grid-auto{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}@media (width<=768px){.grid-2,.grid-3{grid-template-columns:1fr}}.pill{border-radius:20px;align-items:center;padding:3px 10px;font-size:12px;font-weight:500;display:inline-flex}.pill-blue{color:#007aff;background:#007aff1a}.pill-purple{color:#bf5af2;background:#bf5af21a}.pill-green{color:#34c759;background:#34c7591a}.pill-red{color:#ff3b30;background:#ff3b301a}.pill-yellow{color:#ff9f0a;background:#ff9f0a1a}.pill-gray{color:var(--text-secondary);background:#0000000d}.tag{border-radius:6px;padding:2px 8px;font-size:11px;display:inline-block}.tag-gray{background:var(--surface2);color:var(--text-secondary)}.tag-blue{color:#007aff;background:#007aff14}.tag-purple{color:#bf5af2;background:#bf5af214}.callout{border-radius:var(--radius);color:var(--text-primary);margin-bottom:20px;padding:14px 18px;font-size:14px;line-height:1.6}.callout-blue{background:#007aff0f;border:1px solid #007aff26}.callout-purple{background:#bf5af20f;border:1px solid #bf5af226}.callout-red{background:#ff3b300f;border:1px solid #ff3b3026}.callout-green{background:#34c7590f;border:1px solid #34c75926}.callout-yellow{background:#ff9f0a0f;border:1px solid #ff9f0a26}.role-pm{border-radius:var(--radius);background:#bf5af20d;border:1px solid #bf5af226;padding:16px}.role-it{border-radius:var(--radius);background:#007aff0d;border:1px solid #007aff26;padding:16px}.role-label{color:var(--text-secondary);margin-bottom:8px;font-size:12px;font-weight:600}.role-content{color:var(--text-primary);font-size:13px;line-height:1.6}.step-list{flex-direction:column;gap:8px;display:flex}.step-item{align-items:flex-start;gap:10px;display:flex}.step-num{background:var(--accent);color:#fff;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:22px;height:22px;font-size:11px;font-weight:700;display:flex}.step-text{color:var(--text-primary);padding-top:2px;font-size:13px;line-height:1.5}.code-block{border-radius:var(--radius);color:#ced4da;white-space:pre;background:#1c1c1e;border:1px solid #ffffff0f;padding:16px;font-family:SF Mono,Fira Code,Fira Mono,Menlo,Consolas,monospace;font-size:12px;line-height:1.7;overflow-x:auto}.code-comment{color:#6c757d}.code-val{color:#63b3ed}.code-str{color:#68d391}.code-key{color:#b794f4}.divider{background:var(--border);height:1px;margin:24px 0}.timeline{flex-direction:column;gap:0;display:flex}.timeline-item{gap:16px;padding-bottom:20px;display:flex;position:relative}.timeline-item:last-child{padding-bottom:0}.timeline-dot{color:#fff;z-index:1;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:14px;font-weight:700;display:flex;position:relative}.timeline-item:not(:last-child) .timeline-dot:after{content:"";background:var(--border);width:2px;height:calc(100% + 4px);position:absolute;top:32px;left:50%;transform:translate(-50%)}.timeline-content{flex:1;padding-top:4px}.timeline-label{color:var(--text-primary);margin-bottom:3px;font-size:13px;font-weight:600}.timeline-desc{color:var(--text-secondary);font-size:12px;line-height:1.5}.data-table{border-collapse:collapse;width:100%;font-size:13px}.data-table th{background:var(--surface2);text-align:left;color:var(--text-secondary);border-bottom:1px solid var(--border);padding:10px 14px;font-size:12px;font-weight:600}.data-table td{border-bottom:1px solid var(--border);color:var(--text-primary);padding:10px 14px}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:#00000005}.pipeline{align-items:center;gap:4px;padding:4px 0;display:flex;overflow-x:auto}.pipeline::-webkit-scrollbar{height:4px}.pipeline::-webkit-scrollbar-track{background:0 0}.pipeline::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.pipeline-node{text-align:center;border-radius:var(--radius);background:var(--surface);border:1px solid var(--border);cursor:pointer;flex-shrink:0;min-width:90px;padding:12px 14px;transition:all .2s}.pipeline-node:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}.pipeline-arrow{color:var(--text-tertiary);flex-shrink:0;padding:0 2px;font-size:16px}.metric-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px;display:grid}.metric-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);text-align:center;padding:16px}.metric-val{letter-spacing:-1px;color:var(--text-primary);font-size:24px;font-weight:700}.metric-label{color:var(--text-secondary);margin-top:4px;font-size:12px}.metric-trend{margin-top:6px;font-size:12px;font-weight:600}