:root {
            --bg-color: #0f172a;
            --sidebar-bg: #1e293b;
            --glass-bg: rgba(30, 41, 59, 0.7);
            --glass-border: rgba(255, 255, 255, 0.1);
            --primary: #3b82f6;
            --primary-hover: #2563eb;
            --danger: #ef4444;
            --success: #10b981;
            --text-main: #f8fafc;
            --text-muted: #94a3b8;
            --sidebar-width: 260px;
            --box-border: #475569; 
        }

        body {
            background-color: var(--bg-color);
            color: var(--text-main);
            font-family: 'Inter', sans-serif;
            margin: 0; padding: 0;
            display: flex; height: 100vh; overflow: hidden;
        }

        .sidebar {
            width: var(--sidebar-width); background-color: var(--sidebar-bg);
            border-right: 1px solid var(--glass-border);
            display: flex; flex-direction: column; padding: 20px 0; z-index: 10;
        }

        .brand {
            font-family: 'Outfit', sans-serif; font-size: 1.5rem; font-weight: 700;
            padding: 0 20px 20px; border-bottom: 1px solid var(--glass-border);
            margin-bottom: 20px;
            background: linear-gradient(135deg, #3b82f6, #8b5cf6);
            -webkit-background-clip: text; -webkit-text-fill-color: transparent;
        }

        .nav-item {
            padding: 12px 20px; margin: 4px 12px; border-radius: 8px; cursor: pointer;
            font-weight: 500; color: var(--text-muted); transition: all 0.2s; display: flex; gap: 12px; align-items: center;
        }
        .nav-item:hover { background: rgba(255,255,255,0.05); color: var(--text-main); }
        .nav-item.active { background: rgba(59, 130, 246, 0.15); color: var(--primary); border-left: 3px solid var(--primary); }

        .main-content {
            flex: 1; overflow-y: auto; padding: 30px;
            background-image: radial-gradient(circle at 100% 0%, rgba(139, 92, 246, 0.1), transparent 50%),
                              radial-gradient(circle at 0% 100%, rgba(59, 130, 246, 0.1), transparent 50%);
        }

        .page-section { display: none; max-width: 1200px; margin: 0; }
        .page-section.active { display: block; }

        .card {
            background: var(--glass-bg); backdrop-filter: blur(12px);
            border: 1px solid var(--glass-border); border-radius: 12px;
            padding: 24px; margin-bottom: 24px; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
        }

        h2 { margin-top: 0; font-family: 'Outfit', sans-serif; border-bottom: 1px solid var(--glass-border); padding-bottom: 12px; margin-bottom: 20px; }

        .settings-grid {
            display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 15px;
        }
        .outline-box {
            border: 1px solid rgba(239, 68, 68, 0.3); 
            border-radius: 8px; padding: 20px;
            background: rgba(15, 23, 42, 0.4);
            display: flex; flex-direction: column; gap: 15px;
        }
        .outline-box h3 { margin: 0 0 10px 0; color: #3b82f6; font-size: 1.1rem; font-weight: 500; }

        .setting-row { display: flex; align-items: center; gap: 15px; }
        .setting-label { min-width: 130px; font-size: 0.9rem; color: var(--text-main); }

        input[type="text"], input[type="number"], select {
            background: #0f172a; border: 1px solid var(--glass-border); color: white;
            padding: 8px 12px; border-radius: 6px; outline: none; transition: 0.2s; width: 100%; box-sizing: border-box;
        }
        input[type="text"]:focus, select:focus { border-color: var(--primary); }
        
        .number-control {
            display: flex; align-items: center; background: #0f172a; border: 1px solid var(--glass-border); border-radius: 6px; overflow: hidden; width: fit-content;
        }
        .number-control input { border: none; width: 60px; text-align: center; background: transparent; }
        .number-control button { background: rgba(255,255,255,0.05); color: white; border: none; padding: 8px 10px; cursor: pointer; border-radius: 0; }
        .number-control button:hover { background: rgba(255,255,255,0.1); }

        .checkbox-container {
            display: flex; align-items: center; padding: 4px 0; gap: 10px; font-size: 0.95rem; cursor: pointer;
        }
        .checkbox-container input[type="checkbox"] {
            appearance: none; width: 18px; height: 18px; border: 2px solid var(--box-border); border-radius: 3px; background: transparent; cursor: pointer;
            position: relative; display: flex; align-items: center; justify-content: center;
        }
        .checkbox-container input[type="checkbox"]:checked {
            background: var(--primary); border-color: var(--primary);
        }
        .checkbox-container input[type="checkbox"]:checked::after {
            content: '✔'; color: white; font-size: 14px; position: absolute;
        }

        .range-slider { flex: 1; accent-color: var(--primary); }

        button.primary {
            background: var(--primary); color: white; border: none; padding: 10px 18px;
            border-radius: 6px; font-weight: 600; cursor: pointer; transition: 0.2s;
        }
        button.primary:hover { background: var(--primary-hover); transform: translateY(-1px); }
        button.danger { background: var(--danger); border: none; color: white; padding: 6px 10px; border-radius: 6px; cursor: pointer; }
        button.outline { background: transparent; border: 1px solid var(--glass-border); color: white; padding: 10px 18px; border-radius: 6px; cursor: pointer; }
        button.outline:hover { background: rgba(255,255,255,0.05); }

        table { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 0.95rem; }
        th, td { text-align: left; padding: 12px; border-bottom: 1px solid var(--glass-border); }
        th { color: var(--text-muted); font-size: 0.85rem; text-transform: uppercase; }

        .log-box { height: 300px; overflow-y: auto; background: #020617; border-radius: 8px; padding: 12px; font-family: monospace; font-size: 0.85rem; }
        .log-entry { margin-bottom: 6px; padding-bottom: 4px; border-bottom: 1px solid rgba(255,255,255,0.02); }
        .log-time { color: var(--text-muted); opacity: 0.7; margin-right: 6px; }

        .picker-dropdown {
            position: absolute; background: #1e293b; border: 1px solid var(--glass-border); border-radius: 6px; 
            max-height: 250px; overflow-y: auto; z-index: 100; margin-top: 4px; display: none; width: 220px;
        }
        .gift-picker-btn {
            background: #0f172a; border: 1px solid var(--glass-border); color: white; padding: 8px 14px;
            border-radius: 6px; cursor: pointer; display: flex; align-items: center; gap: 8px;
            min-width: 180px; justify-content: space-between;
        }
        .gift-item { padding: 8px 12px; display: flex; align-items: center; gap: 10px; cursor: pointer; }
        .gift-item:hover { background: rgba(255,255,255,0.05); }
        .gift-img { width: 24px; height: 24px; object-fit: contain; }
        .gift-name { font-size: 0.9rem; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
        .gift-coins { font-size: 0.75rem; color: var(--text-muted); }
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
            gap: 15px;
            margin-top: 15px;
            max-height: 600px;
            overflow-y: auto;
            padding-right: 4px;
        }

        .gallery-card {
            background: #1e1e1e; border: 1px solid #333; border-radius: 8px;
            padding: 15px; position: relative; display: flex; flex-direction: column; align-items: center;
            transition: all 0.2s ease;
        }
        .gallery-card:hover { border-color: #ef4444; transform: translateY(-2px); }
        .gallery-card img { width: 80px; height: 80px; object-fit: contain; margin-bottom: 10px; filter: drop-shadow(0 4px 6px rgba(0,0,0,0.5)); }
        
        .gallery-info { width: 100%; display: flex; flex-direction: column; }
        .gallery-header { display: flex; justify-content: space-between; align-items: center; width: 100%; margin-bottom: 5px; }
        .gallery-header .name { font-size: 0.95rem; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 140px; }
        
        .gallery-sub { font-size: 0.75rem; color: #888; display: flex; justify-content: space-between; }

        .search-bar { background: #0f172a; border: 1px solid var(--glass-border); color: white; padding: 10px 15px; border-radius: 6px; width: 100%; margin-bottom: 15px; }
    
        /* Accordions */
        details.accordion-box {
            background: rgba(15, 23, 42, 0.4); border: 1px solid var(--glass-border); border-radius: 8px;
            margin-bottom: 20px; overflow: hidden; font-family: 'Inter', sans-serif;
        }
        details.accordion-box > summary {
            padding: 20px 24px; font-weight: 700; cursor: pointer; display: flex; justify-content: space-between;
            color: #fff; background: rgba(0,0,0,0.3); list-style: none;
            font-size: 1.15rem; transition: background 0.2s;
        }
        details.accordion-box > summary:hover { background: rgba(0,0,0,0.4); }
        details.accordion-box > summary::-webkit-details-marker { display: none; }
        details.accordion-box > summary::after { content: '▼'; font-size: 0.8em; transition: 0.3s; color:#888;}
        details.accordion-box[open] > summary { border-bottom: 1px solid var(--glass-border); color: var(--primary);}
        details.accordion-box[open] > summary::after { transform: rotate(180deg); color: var(--primary);}
        details.accordion-box .content-inner { padding: 10px 24px 24px 24px; display:flex; flex-direction:column; gap:0px; }
        details.accordion-box .outline-box { 
            border:none; border-bottom: 1px dashed var(--glass-border); background:transparent; 
            padding: 20px 0; margin:0; border-radius: 0;
        }
        details.accordion-box .outline-box:last-child { border-bottom: none; padding-bottom: 0; }

        /* ===== RESPONSIVE ===== */
        .hamburger {
            display: none;
            position: fixed;
            top: 12px;
            left: 12px;
            z-index: 300;
            background: var(--sidebar-bg);
            border: 1px solid var(--glass-border);
            color: var(--text-main);
            padding: 7px 12px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 1.2rem;
            line-height: 1;
        }

        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 150;
        }
        .sidebar-overlay.active { display: block; }

        @media (max-width: 800px) {
            body {
                flex-direction: column;
                height: auto;
                min-height: 100vh;
                overflow: auto;
            }

            .hamburger { display: block; }

            .sidebar {
                position: fixed;
                left: -290px;
                top: 0;
                height: 100%;
                z-index: 200;
                transition: left 0.28s ease;
                overflow-y: auto;
                box-shadow: 4px 0 20px rgba(0,0,0,0.4);
            }
            .sidebar.open { left: 0; }

            .main-content {
                padding: 70px 12px 20px;
                height: auto;
                min-height: 100vh;
                overflow-y: visible;
            }

            /* Grids become single column */
            .settings-grid {
                grid-template-columns: 1fr !important;
            }

            /* Stacked rows inside outline-box */
            .outline-box[style*="flex-direction:row"],
            .outline-box[style*="flex-direction: row"] {
                flex-direction: column !important;
                align-items: flex-start !important;
            }

            /* URL input boxes – stretch full width */
            input[type="text"][style*="width:380px"],
            input[type="text"][style*="width: 380px"],
            input[type="text"][style*="width:250px"],
            input[type="text"][style*="width: 250px"] {
                width: 100% !important;
                box-sizing: border-box;
            }

            /* Dashboard connect row */
            .card > [style*="display: flex"][style*="gap: 15px"] {
                flex-wrap: wrap;
            }

            /* Table horizontal scroll */
            #alerts-table { font-size: 0.82rem; }
            table th, table td { padding: 8px 6px; }

            /* Gallery grid minimum size */
            .gallery-grid {
                grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
            }

            /* Accordion row items */
            details.accordion-box .outline-box[style*="flex-direction:row"] {
                flex-direction: column !important;
            }
            details.accordion-box .outline-box[style*="flex-direction:row"] > button {
                align-self: flex-start;
                margin-top: 8px;
            }

            h2 { font-size: 1.1rem; }
            .brand { font-size: 1.2rem; }

            /* Close button for sidebar */
            .sidebar-close {
                display: flex !important;
            }
        }

        .sidebar-close {
            display: none;
            justify-content: flex-end;
            padding: 10px 16px 0;
            cursor: pointer;
            color: var(--text-muted);
            font-size: 1.4rem;
        }
        .sidebar-close:hover { color: var(--text-main); }