/* 03-tabs: sekme navigasyonu + sekme icerikleri + fadeIn */
        /* Tabs Navigation */
        .tabs-navigation {
            display: flex;
            background: #f8fafc;
            border-bottom: 1px solid var(--border-color);
            flex-wrap: wrap;
            gap: 6px;
            padding: 12px;
        }

        .tab-btn {
            flex: 1;
            min-width: 130px;
            padding: 12px 18px;
            border: none;
            background: transparent;
            cursor: pointer;
            font-family: inherit;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-light);
            border-radius: 999px;
            transition: all 0.25s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .tab-btn:hover {
            color: var(--primary-dark);
            background: rgba(6, 182, 212, 0.08);
        }

        .tab-btn.active {
            color: white;
            background: linear-gradient(120deg, var(--primary-color), var(--primary-dark));
            box-shadow: 0 6px 16px -4px var(--shadow-color);
        }

        .tab-icon {
            font-size: 17px;
        }

        /* Tab Content */
        .tabs-content {
            position: relative;
            min-height: 400px;
        }

        .tab-content {
            display: none;
            animation: fadeIn 0.35s ease;
        }

        .tab-content.active {
            display: block;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .tab-section {
            padding: 34px 36px;
        }

        .tab-section h2 {
            color: var(--text-dark);
            margin-bottom: 24px;
            font-size: 22px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding-bottom: 12px;
            border-bottom: 3px solid var(--primary-color);
        }

        /* Sekme başlıklarındaki sayaç rozeti */
        .tab-count {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 20px;
            height: 20px;
            padding: 0 6px;
            font-size: 11px;
            font-weight: 800;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.25);
            color: inherit;
        }

        .tab-btn:not(.active) .tab-count {
            background: rgba(6, 182, 212, 0.15);
            color: var(--primary-dark);
        }

        .tab-count.is-zero {
            opacity: 0.55;
        }