*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root,[data-theme=dark]{--bg: #0f0f1a;--bg-card: #1a1a2e;--bg-surface: #16213e;--primary: #0ea5e9;--primary-glow: rgba(14, 165, 233, .25);--success: #22c55e;--success-glow: rgba(34, 197, 94, .2);--warning: #f59e0b;--danger: #ef4444;--text: #e2e8f0;--text-dim: #94a3b8;--border: #334155;--radius: 12px;--radius-sm: 8px;--shadow: 0 4px 16px rgba(0,0,0,.4);--toast-bg: #1a1a2e}[data-theme=light]{--bg: #f1f5f9;--bg-card: #ffffff;--bg-surface: #e2e8f0;--primary: #0284c7;--primary-glow: rgba(2,132,199,.2);--success: #16a34a;--success-glow: rgba(22,163,74,.15);--warning: #d97706;--danger: #dc2626;--text: #1e293b;--text-dim: #64748b;--border: #cbd5e1;--shadow: 0 4px 16px rgba(0,0,0,.08);--toast-bg: #ffffff}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100dvh;-webkit-font-smoothing:antialiased;overscroll-behavior:none}#root{min-height:100dvh;display:flex;flex-direction:column}.container{max-width:480px;margin:0 auto;width:100%;padding:0 16px}.topbar{background:var(--bg-card);border-bottom:1px solid var(--border);padding:14px 16px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100}.topbar h1{font-size:18px;font-weight:700}.topbar .logo{color:var(--primary);font-size:14px;font-weight:600}.topbar .user-badge{font-size:12px;background:var(--bg-surface);padding:4px 10px;border-radius:20px;color:var(--text-dim)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:var(--bg-card);border-top:1px solid var(--border);display:flex;justify-content:space-around;padding:8px 0 max(8px,env(safe-area-inset-bottom));z-index:100}.bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;text-decoration:none;color:var(--text-dim);font-size:10px;font-weight:500;padding:4px 12px;transition:color .2s}.bottom-nav a.active{color:var(--primary)}.bottom-nav a .nav-icon{font-size:22px}.page{flex:1;padding:16px 16px 80px}.page-title{font-size:22px;font-weight:700;margin-bottom:16px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:12px}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.card-title{font-size:16px;font-weight:600}.card-subtitle{font-size:13px;color:var(--text-dim)}.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.badge-blue{background:#0ea5e926;color:var(--primary)}.badge-green{background:#22c55e26;color:var(--success)}.badge-yellow{background:#f59e0b26;color:var(--warning)}.badge-red{background:#ef444426;color:var(--danger)}.badge-gray{background:#94a3b81f;color:var(--text-dim)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:var(--radius-sm);padding:12px 20px;font-size:15px;font-weight:600;cursor:pointer;transition:all .2s;width:100%}.btn:active{transform:scale(.97)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:#0284c7}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#16a34a}.btn-danger{background:var(--danger);color:#fff}.btn-outline{background:transparent;border:1.5px solid var(--border);color:var(--text)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}.btn-sm{padding:8px 14px;font-size:13px}.btn-lg{padding:16px 24px;font-size:17px;border-radius:var(--radius)}.btn:disabled{opacity:.5;cursor:not-allowed}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:500;color:var(--text-dim);margin-bottom:6px}.form-input,.form-select{width:100%;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;color:var(--text);font-size:15px;outline:none;transition:border-color .2s}.form-input:focus,.form-select:focus{border-color:var(--primary)}.form-input::placeholder{color:var(--text-dim)}.progress-bar{height:8px;background:var(--bg-surface);border-radius:4px;overflow:hidden}.progress-bar .fill{height:100%;background:var(--primary);border-radius:4px;transition:width .5s ease}.progress-bar.success .fill{background:var(--success)}.checkpoint-list{display:flex;flex-direction:column;gap:0}.checkpoint-item{display:flex;gap:12px;position:relative}.checkpoint-line{display:flex;flex-direction:column;align-items:center;width:24px;flex-shrink:0}.checkpoint-dot{width:14px;height:14px;border-radius:50%;background:var(--border);border:2px solid var(--bg);z-index:1;flex-shrink:0}.checkpoint-dot.reached{background:var(--success);box-shadow:0 0 8px var(--success-glow)}.checkpoint-dot.current{background:var(--primary);box-shadow:0 0 8px var(--primary-glow);animation:pulse 2s infinite}.checkpoint-connector{width:2px;flex:1;background:var(--border);min-height:30px}.checkpoint-connector.done{background:var(--success)}.checkpoint-info{padding-bottom:16px;flex:1}.checkpoint-name{font-size:14px;font-weight:600}.checkpoint-meta{font-size:12px;color:var(--text-dim)}.checkpoint-type{font-size:11px;color:var(--text-dim);text-transform:uppercase}@keyframes pulse{0%,to{box-shadow:0 0 4px var(--primary-glow)}50%{box-shadow:0 0 16px var(--primary-glow)}}.scan-result{text-align:center;padding:24px}.scan-result .icon{font-size:48px;margin-bottom:12px}.scan-result .title{font-size:20px;font-weight:700;margin-bottom:6px}.scan-result .desc{color:var(--text-dim);font-size:14px}.meter-item{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border)}.meter-item:last-child{border-bottom:none}.meter-id{font-family:SF Mono,monospace;font-size:14px;font-weight:600}.meter-status{font-size:12px}.login-page{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;padding:24px}.login-box{width:100%;max-width:360px}.login-logo{text-align:center;margin-bottom:32px}.login-logo h1{font-size:28px;color:var(--primary);font-weight:800}.login-logo p{color:var(--text-dim);font-size:14px;margin-top:4px}.login-error{background:#ef44441a;border:1px solid rgba(239,68,68,.3);color:var(--danger);padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:16px}.scanner-wrapper{position:relative;width:100%;max-width:400px;margin:0 auto;border-radius:var(--radius);overflow:hidden;background:#000}.scanner-overlay{text-align:center;padding:20px;color:var(--text-dim);font-size:14px}.manual-entry{margin-top:16px;display:flex;gap:8px}.manual-entry .form-input{flex:1}.manual-entry .btn{width:auto;flex-shrink:0}.empty-state{text-align:center;padding:40px 20px;color:var(--text-dim)}.empty-state .icon{font-size:40px;margin-bottom:12px}.empty-state p{font-size:14px}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;margin:40px auto}@keyframes spin{to{transform:rotate(360deg)}}.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:20px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;text-align:center}.stat-value{font-size:28px;font-weight:800;color:var(--primary)}.stat-label{font-size:12px;color:var(--text-dim);margin-top:2px}.toast{position:fixed;top:20px;left:50%;transform:translate(-50%);background:var(--toast-bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 20px;font-size:14px;font-weight:500;z-index:9999;animation:slideDown .3s ease;box-shadow:var(--shadow)}.toast.success{border-color:var(--success);color:var(--success)}.toast.error{border-color:var(--danger);color:var(--danger)}@keyframes slideDown{0%{opacity:0;transform:translate(-50%) translateY(-20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@media (min-width: 768px){.page{padding:24px 24px 80px}.container{max-width:520px}}.invalid-qr-banner{background:#ef44441f;border:1px solid rgba(239,68,68,.3);color:var(--danger);padding:10px 16px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;text-align:center;margin-top:10px;animation:slideDown .3s ease}.theme-toggle{display:flex;align-items:center;gap:10px;cursor:pointer;-webkit-tap-highlight-color:transparent}.theme-toggle-track{position:relative;width:48px;height:26px;background:var(--bg-surface);border:1px solid var(--border);border-radius:13px;transition:background .3s}.theme-toggle-track .thumb{position:absolute;top:2px;left:2px;width:20px;height:20px;border-radius:50%;background:var(--primary);transition:transform .3s;display:flex;align-items:center;justify-content:center;font-size:12px}[data-theme=light] .theme-toggle-track .thumb{transform:translate(22px)}.theme-toggle-label{font-size:14px;font-weight:500;color:var(--text)}[data-theme=light] .form-select option{background:#fff;color:#1e293b}[data-theme=light] .btn-outline{border-color:var(--border);color:var(--text)}[data-theme=light] .btn-outline:hover{border-color:var(--primary);color:var(--primary)}