:root {
            --bg-color: #050505;
            --panel-bg: #0a0a0a;
            --border-color: #333;
            --text-main: #e0e0e0;
            --text-dim: #888;
            --neon-green: #00ff41;
            --neon-red: #ff3860;
            --neon-amber: #ffb038;
        }

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

        body {
            background-color: var(--bg-color);
            color: var(--text-main);
            font-family: 'Inter', sans-serif;
            height: 100vh;
            overflow: hidden;
            display: grid;
            grid-template-rows: 60px 1fr 40px; /* Header / Main / Footer */
        }

        .mono { font-family: 'JetBrains Mono', monospace; }
        a { text-decoration: none; color: inherit; transition: 0.2s; }
        
        /* SCROLLBAR */
        ::-webkit-scrollbar { width: 8px; }
        ::-webkit-scrollbar-track { background: #000; border-left: 1px solid var(--border-color); }
        ::-webkit-scrollbar-thumb { background: #333; border: 1px solid #000; }
        ::-webkit-scrollbar-thumb:hover { background: var(--neon-green); }

        /* HEADER */
        header {
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            padding: 0 1.5rem;
            background: var(--panel-bg);
            justify-content: space-between;
        }
        .brand { font-size: 1.2rem; font-weight: 700; letter-spacing: -1px; }
        .brand span { color: var(--neon-red); }
        .top-stats { display: flex; gap: 2rem; font-size: 0.8rem; color: var(--text-dim); }
        .stat-dot { display: inline-block; width: 8px; height: 8px; background: var(--neon-green); border-radius: 50%; margin-right: 5px; box-shadow: 0 0 5px var(--neon-green); }

        /* MAIN STAGE */
        .main-stage {
            display: grid;
            grid-template-columns: 240px 1fr 320px; /* Left / Center / Right */
            height: 100%;
            overflow: hidden;
        }

        /* COLUMNS */
        .col-left {
            border-right: 1px solid var(--border-color);
            background: var(--panel-bg);
            padding: 1.5rem;
            display: flex;
            flex-direction: column;
            gap: 2rem;
            overflow-y: auto;
        }
        
        .col-center {
            padding: 2rem;
            overflow-y: auto;
            background: radial-gradient(circle at top right, #111 0%, #050505 40%);
            position: relative;
        }

        .col-right {
            border-left: 1px solid var(--border-color);
            background: var(--panel-bg);
            padding: 1.5rem;
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            overflow-y: auto;
        }

        /* Nav Items */
        .nav-group h3 { font-size: 0.7rem; color: var(--text-dim); margin-bottom: 1rem; opacity: 0.7; }
        .nav-item { 
            display: block; padding: 0.5rem 0; color: var(--text-dim); font-size: 0.9rem; 
            border-left: 2px solid transparent; padding-left: 10px; cursor: pointer;
        }
        .nav-item:hover, .nav-item.active { 
            color: var(--neon-green); background: rgba(0, 255, 65, 0.05); border-left-color: var(--neon-green); 
        }

        /* Components */
        .terminal-hero { margin-bottom: 3rem; border-bottom: 1px dashed var(--border-color); padding-bottom: 2rem; }
        .terminal-hero h1 { font-size: 2.5rem; line-height: 1.1; margin-bottom: 1rem; }
        
        .search-bar {
            background: #000; border: 1px solid var(--border-color); padding: 0.8rem;
            display: flex; align-items: center; margin-top: 1.5rem;
        }
        .search-bar input { background: transparent; border: none; color: white; width: 100%; outline: none; font-family: 'JetBrains Mono', monospace; }

        .card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
        .dash-card {
            background: rgba(20, 20, 20, 0.6); border: 1px solid var(--border-color); padding: 1.5rem; transition: 0.2s;
        }
        .dash-card:hover { border-color: var(--neon-red); box-shadow: 0 0 15px rgba(255, 56, 96, 0.1); }

        .widget-box { border: 1px solid var(--border-color); background: #000; padding: 1rem; }
        .widget-title { font-size: 0.75rem; color: var(--text-dim); margin-bottom: 1rem; border-bottom: 1px solid #222; padding-bottom: 0.5rem; }
        .log-entry { font-size: 0.75rem; margin-bottom: 0.5rem; display: flex; gap: 10px; }
        .log-time { color: var(--text-dim); } .log-msg { color: var(--neon-green); } .log-err { color: var(--neon-red); }

        /* FOOTER */
        footer {
            border-top: 1px solid var(--border-color);
            background: var(--panel-bg);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 1.5rem;
            font-size: 0.75rem;
            color: var(--text-dim);
        }

        /* MODAL STYLES */
        .modal-overlay {
            position: fixed; top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0, 0, 0, 0.8); backdrop-filter: blur(8px);
            z-index: 1000; display: none; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.3s ease;
        }
        .modal-overlay.active { display: flex; opacity: 1; }
        .modal-window {
            background: #0a0a0a; border: 1px solid var(--text-dim); width: 90%; max-width: 800px; max-height: 90vh;
            overflow-y: auto; box-shadow: 0 0 50px rgba(0, 0, 0, 0.8); position: relative; animation: slideUp 0.3s ease-out;
        }
        @keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
        .modal-header {
            background: #111; border-bottom: 1px solid var(--text-dim); padding: 1rem 1.5rem;
            display: flex; justify-content: space-between; align-items: center; position: sticky; top: 0; z-index: 10;
        }
        .window-controls { display: flex; gap: 1.5rem; align-items: center; }
        .control-btn { background: none; border: none; cursor: pointer; color: var(--text-dim); font-family: 'JetBrains Mono'; font-size: 0.8rem; display: flex; align-items: center; }
        .control-btn:hover { color: var(--text-main); }
        .modal-body { padding: 2rem; }
        .evidence-box { background: #000; border-left: 3px solid var(--neon-red); padding: 1rem; font-family: 'JetBrains Mono'; font-size: 0.85rem; color: var(--text-dim); margin: 1.5rem 0; }

        /* NEW AUTH & LOCKED CARD STYLES */
        .btn-auth {
            width: 100%; background: transparent; border: 1px solid var(--text-dim); color: var(--text-dim);
            padding: 0.5rem; font-family: 'JetBrains Mono', monospace; font-size: 0.75rem; cursor: pointer;
            margin-bottom: 0.5rem; transition: 0.2s;
        }
        .btn-auth:hover { border-color: var(--text-main); color: var(--text-main); }
        .btn-upgrade { background: rgba(255, 176, 56, 0.1); border-color: var(--neon-amber); color: var(--neon-amber); }
        .btn-upgrade:hover { background: var(--neon-amber); color: #000; box-shadow: 0 0 10px rgba(255, 176, 56, 0.4); }

        .card-locked { position: relative; overflow: hidden; opacity: 0.8; border-style: dashed !important; }
        .blur-overlay {
            position: absolute; top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0,0,0,0.8); backdrop-filter: blur(4px);
            display: flex; align-items: center; justify-content: center; flex-direction: column; z-index: 2;
        }

        /* MOBILE RESPONSIVENESS */
        @media (max-width: 900px) {
            body { grid-template-rows: 60px auto 1fr auto; height: auto; overflow: auto; display: block; }
            .main-stage { display: flex; flex-direction: column; }
            
            .col-left { 
                order: 1; 
                display: flex; flex-direction: row; gap: 1rem; border-right: none; border-bottom: 1px solid var(--border-color);
                overflow-x: auto; white-space: nowrap; padding: 1rem;
                background: var(--bg-color);
            }
            .nav-group { display: flex; gap: 1rem; align-items: center; margin-bottom: 0; }
            .nav-group h3 { display: none; }
            .nav-item { padding: 0.5rem; border: 1px solid var(--border-color); border-radius: 4px; font-size: 0.8rem; }

            .col-right { 
                order: 2; 
                display: block; 
                padding: 1rem 1rem 0 1rem;
                border-left: none;
            }

            .col-right .widget-box:not(:first-child) {
                display: none;
            }

            .col-center { 
                order: 3; 
                min-height: 80vh; padding: 1rem; 
            }

            .top-stats { display: none; }
        }

        /* CALCULATOR & RISK STYLES */
        .risk-group { display: grid; gap: 0.5rem; margin-bottom: 1.5rem; }
        .risk-option {
            display: flex; align-items: start; gap: 10px; cursor: pointer;
            padding: 0.75rem; border: 1px solid transparent; transition: 0.2s;
            background: rgba(255,255,255,0.02);
        }
        .risk-option:hover { background: rgba(255, 255, 255, 0.05); border-color: var(--border-color); }
        .risk-option input { accent-color: var(--neon-red); margin-top: 4px; }
        .risk-option span { color: var(--text-dim); font-size: 0.85rem; line-height: 1.4; }
        .risk-option input:checked + span { color: var(--text-main); }