:root{--primary: #1e293b;--accent: #3b82f6;--accent-hover: #2563eb;--bg: #f1f5f9;--card: #ffffff;--border: #e2e8f0;--text: #1e293b;--text-muted: #64748b;--success-bg: #f0fdf4;--success-text: #166534;--success-border: #bbf7d0;--error-bg: #fef2f2;--error-text: #991b1b;--error-border: #fecaca;--warning-bg: #fffbeb;--warning-text: #92400e;--warning-border: #fde68a;--radius: 8px;--radius-sm: 4px;--shadow: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07), 0 2px 4px rgba(0, 0, 0, .05)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background-color:var(--bg);color:var(--text);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}.page-wrapper{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;max-width:1100px;width:100%;margin:0 auto;padding:32px 16px}.navbar{background:var(--primary);color:#fff;padding:0 24px;height:56px;display:flex;align-items:center;justify-content:space-between;box-shadow:var(--shadow);position:sticky;top:0;z-index:100}.navbar-brand{font-weight:600;font-size:15px;letter-spacing:.01em;color:#fff;text-decoration:none}.navbar-nav{display:flex;align-items:center;gap:4px}.nav-link{color:#ffffffbf;text-decoration:none;padding:6px 12px;border-radius:var(--radius-sm);font-size:13px;transition:color .15s,background .15s}.nav-link:hover,.nav-link.active{color:#fff;background:#ffffff1a}.btn-logout{background:none;border:1px solid rgba(255,255,255,.25);color:#ffffffbf;padding:5px 12px;border-radius:var(--radius-sm);cursor:pointer;font-size:13px;transition:all .15s;margin-left:8px}.btn-logout:hover{border-color:#ffffff80;color:#fff}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:16px}.auth-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:40px;width:100%;max-width:380px}.auth-title{font-size:20px;font-weight:600;color:var(--text);margin-bottom:6px}.auth-subtitle{color:var(--text-muted);font-size:13px;margin-bottom:28px}.auth-footer{margin-top:20px;text-align:center;font-size:13px;color:var(--text-muted)}.auth-footer a{color:var(--accent);text-decoration:none;font-weight:500}.auth-footer a:hover{text-decoration:underline}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:16px}.card-title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:16px}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:500;color:var(--text);margin-bottom:6px}.form-input,.form-select{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;color:var(--text);background:#fff;transition:border-color .15s,box-shadow .15s;-moz-appearance:none;appearance:none;-webkit-appearance:none}.form-input:focus,.form-select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #3b82f61f}.form-input::placeholder{color:#b0bec5}.form-hint{font-size:12px;color:var(--text-muted);margin-top:4px}.form-row{display:flex;gap:12px}.form-row .form-group{flex:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 18px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;cursor:pointer;border:none;transition:background .15s,opacity .15s;text-decoration:none;white-space:nowrap}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:#e8edf2}.btn-danger{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.btn-danger:hover:not(:disabled){background:#fee2e2}.btn-sm{padding:5px 12px;font-size:12px}.btn-full{width:100%}.alert{padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:16px;border:1px solid}.alert-error{background:var(--error-bg);color:var(--error-text);border-color:var(--error-border)}.alert-success{background:var(--success-bg);color:var(--success-text);border-color:var(--success-border)}.alert-warning{background:var(--warning-bg);color:var(--warning-text);border-color:var(--warning-border)}.tabs{display:flex;gap:2px;border-bottom:1px solid var(--border);margin-bottom:24px}.tab-btn{background:none;border:none;padding:10px 20px;font-size:13px;font-weight:500;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;transition:color .15s,border-color .15s}.tab-btn:hover{color:var(--text)}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}.brand-list{display:flex;flex-direction:column;gap:12px}.brand-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;box-shadow:var(--shadow)}.brand-card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:8px}.brand-name{font-size:15px;font-weight:600;color:var(--text)}.brand-type{font-size:12px;color:var(--text-muted);margin-top:1px}.brand-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.brand-meta{display:flex;flex-wrap:wrap;gap:16px;margin-top:10px;font-size:12px;color:var(--text-muted)}.brand-meta-item{display:flex;flex-direction:column;gap:1px}.brand-meta-label{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:#94a3b8}.brand-meta-value{color:var(--text);font-size:13px}.brand-meta-value a{color:var(--accent);text-decoration:none}.brand-meta-value a:hover{text-decoration:underline}.score-badge{display:inline-block;padding:2px 8px;border-radius:99px;font-size:12px;font-weight:600}.score-high{background:#dcfce7;color:#166534}.score-mid{background:#fef9c3;color:#854d0e}.score-low{background:#fee2e2;color:#991b1b}.brand-expand-btn{background:none;border:none;color:var(--accent);font-size:12px;cursor:pointer;padding:4px 0;margin-top:8px}.brand-expand-btn:hover{text-decoration:underline}.brand-details{margin-top:12px;padding-top:12px;border-top:1px solid var(--border);display:grid;grid-template-columns:1fr 1fr;gap:12px}.brand-detail-block label{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:#94a3b8;display:block;margin-bottom:4px}.brand-detail-block p{font-size:13px;color:var(--text);white-space:pre-wrap;line-height:1.5}.search-summary{background:var(--success-bg);border:1px solid var(--success-border);border-radius:var(--radius-sm);padding:12px 16px;margin-bottom:16px;font-size:13px;color:var(--success-text)}.search-summary-title{font-weight:600;margin-bottom:4px}.search-summary-detail{color:var(--text-muted);font-size:12px}.toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:8px}.toolbar-title{font-size:15px;font-weight:600;color:var(--text)}.settings-section{margin-bottom:24px}.settings-section-title{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-bottom:12px}.usage-bar-bg{background:var(--border);border-radius:99px;height:6px;margin-top:8px;overflow:hidden}.usage-bar-fill{height:100%;border-radius:99px;background:var(--accent);transition:width .4s ease}.usage-bar-fill.full{background:#ef4444}.empty-state{text-align:center;padding:48px 16px;color:var(--text-muted)}.empty-state-title{font-size:15px;font-weight:500;margin-bottom:6px;color:var(--text)}.empty-state-text{font-size:13px}.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}.spinner-dark{border-color:#1e293b33;border-top-color:var(--accent)}@keyframes spin{to{transform:rotate(360deg)}}.page-header{margin-bottom:24px}.page-title{font-size:20px;font-weight:600;color:var(--text)}.page-subtitle{font-size:13px;color:var(--text-muted);margin-top:2px}.offline-banner{position:fixed;top:0;left:0;right:0;z-index:200;background:var(--error-bg);color:var(--error-text);border-bottom:1px solid var(--error-border);padding:10px 16px;font-size:13px;font-weight:500;text-align:center}.install-banner{position:fixed;bottom:0;left:0;right:0;z-index:200;background:var(--primary);color:#fff;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;box-shadow:0 -2px 8px #00000026}.install-banner__text{font-size:13px;flex:1;line-height:1.4}.install-banner__actions{display:flex;gap:8px;flex-shrink:0}.install-banner__btn{background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);padding:7px 14px;font-size:13px;font-weight:500;cursor:pointer;white-space:nowrap;transition:background .15s}.install-banner__btn:hover{background:var(--accent-hover)}.install-banner__close{background:none;border:1px solid rgba(255,255,255,.3);color:#fffc;border-radius:var(--radius-sm);padding:7px 14px;font-size:13px;cursor:pointer;white-space:nowrap;transition:border-color .15s,color .15s}.install-banner__close:hover{border-color:#fff9;color:#fff}@media (max-width: 480px){.install-banner{flex-direction:column;align-items:flex-start}.install-banner__actions{width:100%}.install-banner__btn,.install-banner__close{flex:1;text-align:center}}@media (max-width: 640px){.auth-card{padding:28px 20px}.form-row{flex-direction:column;gap:0}.brand-details{grid-template-columns:1fr}.brand-card-header{flex-direction:column}.brand-actions{width:100%;justify-content:flex-end}.main-content{padding:20px 12px}.navbar{padding:0 12px}}