*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--primary:#7c3aed;--primary-light:#a78bfa;--primary-dark:#5b21b6;--bg:#f5f3ff;--card:#fff;--text:#1e1b4b;--text-secondary:#6b7280;--text-muted:#9ca3af;--success:#10b981;--danger:#ef4444;--warning:#f59e0b;--border:#e5e7eb;--radius:12px;--shadow:0 1px 3px #00000014, 0 1px 2px #0000000f;--shadow-lg:0 10px 25px #0000001a}html,body,#root{background:var(--bg);height:100%;color:var(--text);-webkit-font-smoothing:antialiased;overscroll-behavior:none;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}input,button{font-family:inherit;font-size:inherit}button{cursor:pointer;border:none;outline:none}a{color:inherit;text-decoration:none}.page{min-height:100%;padding-bottom:60px}.page-header{background:linear-gradient(135deg, var(--primary), var(--primary-dark));color:#fff;z-index:10;padding:48px 20px 20px;position:sticky;top:0}.page-header h1{font-size:20px;font-weight:700}.page-header p{opacity:.75;margin-top:4px;font-size:13px}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:12px;padding:16px}.bottom-nav{background:var(--card);border-top:1px solid var(--border);padding:8px 0;padding-bottom:max(8px, env(safe-area-inset-bottom));z-index:100;justify-content:space-around;display:flex;position:fixed;bottom:0;left:0;right:0}.nav-item{border-radius:8px;flex-direction:column;align-items:center;gap:2px;padding:4px 16px;transition:all .2s;display:flex}.nav-item .icon{font-size:22px}.nav-item .label{color:var(--text-muted);font-size:11px;font-weight:500}.nav-item.active .label{color:var(--primary);font-weight:700}.btn-primary{background:linear-gradient(135deg, var(--primary), var(--primary-dark));color:#fff;border-radius:var(--radius);text-align:center;width:100%;padding:14px 24px;font-size:16px;font-weight:600;transition:opacity .2s}.btn-primary:disabled{opacity:.5}.btn-primary:active{opacity:.8}.btn-outline{color:var(--primary);border-radius:var(--radius);border:1.5px solid var(--primary);background:0 0;padding:12px 20px;font-size:14px;font-weight:600;transition:all .2s}.btn-outline:active{background:var(--primary);color:#fff}.input{border:1.5px solid var(--border);background:var(--card);border-radius:10px;outline:none;width:100%;padding:14px 16px;font-size:16px;transition:border-color .2s}.input:focus{border-color:var(--primary)}.spinner{border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:24px;height:24px;animation:.6s linear infinite spin}@keyframes 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14px;font-size:13px;position:absolute;bottom:12px;left:50%;transform:translate(-50%)}.record-stats{gap:4px;display:flex;position:absolute;top:52px;left:16px;right:16px}.stat-badge{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);text-align:center;color:#fff;background:#000000a6;border-radius:10px;flex:1;padding:8px 5px}.stat-badge .value{font-size:22px;font-weight:700}.stat-badge .label{opacity:.7;margin-top:2px;font-size:11px}.stat-badge.recording{border:1.5px solid var(--danger)}.stat-badge.recording .value{color:var(--danger)}.record-controls{justify-content:center;gap:20px;display:flex;position:absolute;bottom:100px;left:0;right:0}.record-btn{border-radius:50%;justify-content:center;align-items:center;width:72px;height:72px;font-size:16px;font-weight:700;transition:all .2s;display:flex;box-shadow:0 4px 15px #0000004d}.record-btn.start{color:#fff;background:#10b981;box-shadow:0 0 0 4px #10b9814d}.record-btn.stop{color:#fff;background:#ef4444;box-shadow:0 0 0 4px #ef44444d}.record-btn:active{transform:scale(.95)}.segment-bar{background:#00000080;border-radius:8px;align-items:center;gap:8px;padding:8px 12px;display:flex;position:absolute;bottom:180px;left:16px;right:16px}.segment-progress{background:#fff3;border-radius:2px;flex:1;height:4px;overflow:hidden}.segment-progress-fill{background:var(--primary-light);border-radius:2px;height:100%;transition:width 1s linear}.poi-item{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:12px 0;display:flex}.poi-item:last-child{border-bottom:none}.poi-icon{background:var(--bg);border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;font-size:20px;display:flex}.poi-info{flex:1}.poi-name{font-size:14px;font-weight:600}.poi-meta{color:var(--text-secondary);margin-top:2px;font-size:12px}.balance-card{background:linear-gradient(135deg, var(--primary), var(--primary-dark));color:#fff;border-radius:16px;margin:16px 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8px;transition:all .2s}.recharge-option.selected{border-color:var(--primary);background:var(--bg)}.recharge-option .amount{font-size:18px;font-weight:700}.recharge-option .hours{color:var(--text-secondary);margin-top:2px;font-size:12px}.loading-screen{height:100%;color:var(--text-muted);flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex}