/* Active state styles */
.tab-btn.active {
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.tab-btn:not(.active) {
    color: #64748b;
}

.tab-btn:not(.active):hover {
    color: #334155;
    background: rgba(148, 163, 184, 0.1);
}

/* PDF Export Button - Fixed at Top */
.btn-export-fixed-top {
    position: fixed;
    top: 70px;
    right: 50px;
    z-index: 9999;
    padding: 14px 28px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 10px;
    backdrop-filter: blur(10px);
}

.btn-export-fixed-top:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(102, 126, 234, 0.5);
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

.btn-export-fixed-top:active {
    transform: translateY(0);
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
}

.btn-export-fixed-top i {
    font-size: 18px;
    transition: transform 0.3s ease;
}

.btn-export-fixed-top:hover i {
    transform: scale(1.1) rotate(-5deg);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .btn-export-fixed-top {
        top: 85px;
        right: 80px;
        padding: 10px 18px;
        font-size: 14px;
    }

    .btn-export-fixed-top i {
        font-size: 16px;
    }
}