*,*:before,*:after{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh}:root{--bg: #0f1117;--bg2: #161b27;--bg3: #1e2536;--border: #2a3348;--text: #e2e8f0;--text-muted:#8899aa;--blue: #3b82f6;--green: #22c55e;--red: #ef4444;--purple: #a855f7;--orange: #f97316;--radius: 12px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,sans-serif;font-size:14px;line-height:1.6}a{text-decoration:none;color:inherit}.container{max-width:1200px;margin:0 auto;padding:0 24px}.loading-screen,.error-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;gap:16px;color:var(--text-muted)}.error-screen p{font-size:16px}.home-header{background:linear-gradient(135deg,#1e2536,#0f1117);border-bottom:1px solid var(--border);padding:48px 0;margin-bottom:32px}.home-title{display:flex;align-items:center;gap:12px;font-size:36px;font-weight:800;margin-bottom:8px}.title-icon{color:var(--blue)}.home-subtitle{font-size:16px;color:var(--text-muted)}.controls{display:flex;gap:16px;margin-bottom:24px;flex-wrap:wrap}.search-box{display:flex;align-items:center;gap:10px;background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:10px 16px;flex:1;min-width:280px;color:var(--text-muted)}.search-box input{background:none;border:none;outline:none;color:var(--text);font-size:15px;flex:1}.filter-tabs{display:flex;gap:6px;background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:4px}.filter-tab{background:transparent;border:none;color:var(--text-muted);padding:8px 16px;border-radius:7px;cursor:pointer;font-size:14px;font-weight:500;transition:all .15s}.filter-tab:hover{background:var(--bg3);color:var(--text)}.filter-tab.active{background:var(--blue);color:#fff;font-weight:600}.coin-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px;margin-bottom:48px}.coin-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:all .2s;cursor:pointer;display:flex;flex-direction:column;gap:14px}.coin-card:hover{border-color:var(--blue);transform:translateY(-2px);box-shadow:0 8px 24px #0000004d}.coin-card-header{display:flex;align-items:center;gap:12px}.coin-card-logo{width:44px;height:44px;border-radius:50%;object-fit:contain;flex-shrink:0}.coin-card-info{flex:1;min-width:0}.coin-card-name{font-size:17px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.coin-card-symbol{font-size:13px;color:var(--text-muted);font-weight:500}.coin-card-price{font-size:28px;font-weight:800;font-variant-numeric:tabular-nums}.coin-card-stats{display:flex;flex-direction:column;gap:8px;padding-top:8px;border-top:1px solid var(--border)}.stat-item{display:flex;justify-content:space-between;align-items:center}.stat-label{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.stat-value{font-size:14px;font-weight:600;display:flex;align-items:center;gap:4px}.coin-card-footer{display:flex;justify-content:space-between;align-items:center;padding-top:8px;border-top:1px solid var(--border)}.coin-card-type{font-size:11px;color:var(--text-muted);font-weight:600}.badge{display:inline-block;font-size:10px;font-weight:700;padding:4px 8px;border-radius:6px;text-transform:uppercase;letter-spacing:.03em}.badge-binance{background:#f0b90b26;color:#f0b90b}.badge-okx{background:#3b82f626;color:var(--blue)}.badge-bybit{background:#eab30826;color:#eab308}.badge-dexscreener{background:#a855f726;color:var(--purple)}.badge-cat{font-size:11px;font-weight:600;padding:3px 10px;border-radius:20px;text-transform:capitalize}.badge-cat-layer1{background:#3b82f626;color:var(--blue)}.badge-cat-layer2{background:#22c55e26;color:var(--green)}.badge-cat-meme{background:#f9731626;color:var(--orange)}.badge-cat-defi{background:#a855f726;color:var(--purple)}.badge-cat-nft{background:#ec489926;color:#ec4899}.badge-cat-gamefi{background:#0ea5e926;color:#0ea5e9}.badge-cat-stablecoin{background:#64748b26;color:#64748b}.empty-state{text-align:center;padding:80px 20px;color:var(--text-muted);font-size:16px}.detail-page{min-height:100vh;padding:32px 0 48px}.back-link{display:inline-flex;align-items:center;gap:6px;color:var(--text-muted);font-size:14px;font-weight:500;margin-bottom:24px;transition:color .15s}.back-link:hover{color:var(--text)}.detail-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:20px;flex-wrap:wrap}.detail-header-left{display:flex;align-items:center;gap:16px;flex:1}.detail-logo{width:72px;height:72px;border-radius:50%;object-fit:contain;flex-shrink:0}.detail-title{font-size:32px;font-weight:800;margin-bottom:8px}.detail-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.detail-symbol{font-size:16px;color:var(--text-muted);font-weight:600}.detail-description{color:var(--text-muted);line-height:1.7;margin-bottom:32px;max-width:800px}.btn-secondary{display:inline-flex;align-items:center;gap:8px;background:var(--bg2);border:1px solid var(--border);color:var(--text);padding:10px 18px;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;transition:all .15s}.btn-secondary:hover{background:var(--bg3);border-color:var(--blue)}.btn-primary{display:inline-flex;align-items:center;gap:8px;background:var(--blue);border:none;color:#fff;padding:11px 20px;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;transition:background .15s}.btn-primary:hover{background:#2563eb}.price-section{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:28px;margin-bottom:32px}.price-main{margin-bottom:24px}.price-label{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;font-weight:600;margin-bottom:8px}.price-value{font-size:48px;font-weight:900;font-variant-numeric:tabular-nums;margin-bottom:8px}.price-change{display:inline-flex;align-items:center;gap:6px;font-size:20px;font-weight:700}.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;padding-top:20px;border-top:1px solid var(--border);margin-bottom:16px}.stat-box{background:var(--bg3);border-radius:10px;padding:14px 16px}.stat-box-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;font-weight:600;margin-bottom:6px}.stat-box-value{font-size:18px;font-weight:700;font-variant-numeric:tabular-nums}.update-time{font-size:12px;color:var(--text-muted);text-align:right}.chart-section{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.chart-title{font-size:20px;font-weight:700;margin-bottom:16px}.chart-container{border-radius:10px;overflow:hidden;background:#161b27;margin-bottom:12px}.chart-note{font-size:12px;color:var(--text-muted);text-align:center}.green{color:var(--green)}.red{color:var(--red)}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:spin .8s linear infinite}@media(max-width:768px){.home-title{font-size:28px}.coin-grid{grid-template-columns:1fr}.detail-title{font-size:24px}.price-value{font-size:36px}.stats-row{grid-template-columns:1fr 1fr}}