:root {
            --primary: #2563eb;
            --primary-light: #eff6ff;
            --secondary: #1e293b;
            --bg: #f8fafc;
            --card-bg: #ffffff;
            --text-main: #334155;
            --text-muted: #64748b;
            --border: #e2e8f0;
            --accent-green: #16a34a;
            --accent-red: #dc2626;
            --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
            --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
        }

        * { box-sizing: border-box; margin: 0; padding: 0; }

        body { 
            background-color: var(--bg); 
            color: var(--text-main); 
            font-family: 'Inter', sans-serif;
            padding-bottom: 60px;
        }

        /* Header Fixado */
        header {
            background: var(--card-bg);
            padding: 1rem 1.5rem;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        @media (min-width: 768px) {
            header {
                flex-direction: row;
                justify-content: space-between;
                align-items: center;
                padding: 1rem 2rem;
            }
        }

        .header-title h1 { 
            font-size: 1.25rem; 
            font-weight: 700; 
            color: var(--secondary); 
            display: flex; 
            align-items: center; 
            gap: 0.5rem; 
        }
        .header-title .count-badge {
            background: var(--secondary);
            color: white;
            font-size: 0.75rem;
            padding: 2px 8px;
            border-radius: 12px;
            vertical-align: middle;
        }

        .search-wrapper { position: relative; width: 100%; max-width: 400px; }
        .search-input {
            width: 100%;
            padding: 0.6rem 1rem 0.6rem 2.5rem;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: #f1f5f9;
            font-size: 0.9rem;
            outline: none;
            transition: all 0.2s;
        }
        .search-input:focus { background: white; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }
        .search-icon { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--text-muted); width: 16px; }

        /* Área de Monitoramento (Pin) */
        #comparator-section {
            background: var(--primary-light);
            border-bottom: 1px solid #dbeafe;
            padding: 1.5rem 2rem;
            display: none;
        }
        #comparator-section.active { display: block; animation: fadeIn 0.3s; }
        
        @keyframes fadeIn { from { opacity: 0; transform: translateY(-5px); } to { opacity: 1; transform: translateY(0); } }

        .comparator-header { display: flex; justify-content: space-between; margin-bottom: 1rem; color: #1e40af; font-weight: 600; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.05em; }
        .btn-clear { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 0.8rem; }
        .btn-clear:hover { color: var(--accent-red); text-decoration: underline; }

        .comparator-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 1rem;
        }

        /* Container Principal */
        .main-container { max-width: 1400px; margin: 2rem auto; padding: 0 1.5rem; }

        /* Accordion Categorias */
        .category-group { 
            margin-bottom: 1.5rem; 
            background: var(--card-bg); 
            border: 1px solid var(--border); 
            border-radius: 8px; 
            overflow: hidden; 
            box-shadow: var(--shadow-sm);
        }

        .category-header {
            padding: 1rem 1.5rem;
            background: #fff;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid transparent;
            transition: 0.2s;
        }
        .category-header:hover { background: #f8fafc; }
        .category-header.open { border-bottom: 1px solid var(--border); background: #f8fafc; }
        
        .cat-title { font-weight: 600; color: var(--secondary); font-size: 1rem; }
        .cat-count { background: #e2e8f0; color: var(--text-muted); font-size: 0.75rem; padding: 2px 8px; border-radius: 10px; margin-left: 8px; }
        .chevron { transition: transform 0.3s; width: 20px; height: 20px; color: var(--text-muted); }
        .category-header.open .chevron { transform: rotate(180deg); color: var(--primary); }

        .category-body {
            display: none;
            padding: 1.5rem;
            background: #fff;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
        }
        .category-body.show { display: grid; }

        /* Cards de Indicadores */
        .card {
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 1.25rem;
            background: white;
            display: flex;
            flex-direction: column;
            transition: transform 0.2s, box-shadow 0.2s;
            position: relative;
        }
        .card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: #cbd5e1; }
        
        /* Borda superior azul para itens pinados na área de monitoramento */
        #comparator-grid .card { border-top: 3px solid var(--primary); }

        .card-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 0.5rem; }
        .ticker { 
            font-family: monospace; font-weight: 700; font-size: 0.75rem; 
            background: #e0f2fe; color: #0284c7; padding: 3px 6px; border-radius: 4px; 
        }
        .card-name { font-weight: 600; font-size: 0.95rem; color: var(--secondary); margin-bottom: 0.5rem; line-height: 1.4; }
        
        .card-desc { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 1rem; flex-grow: 1; }
        
        .card-footer { margin-top: auto; padding-top: 0.75rem; border-top: 1px dashed var(--border); }
        .interp-label { display: block; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; color: #94a3b8; margin-bottom: 2px; }
        .interp-text { font-size: 0.85rem; color: var(--text-main); }
        
        .card-actions { display: flex; gap: 4px; }
        .action-btn {
            background: none; border: none; cursor: pointer; color: #cbd5e1; 
            padding: 6px; border-radius: 4px; transition: 0.2s;
            display: flex; align-items: center; justify-content: center;
            text-decoration: none;
        }
        .action-btn:hover { background: #eff6ff; color: var(--primary); }
        .action-btn.active { color: var(--primary); }

        /* Cores de interpretação */
        .txt-green { color: var(--accent-green); font-weight: 500; }
        .txt-red { color: var(--accent-red); font-weight: 500; }