/**
 * Tab Navigation Styles for HM QC Platform
 */

/* ============================================
   Tab Container
   ============================================ */

.hm-tabs {
    background-color: #ffffff;
    border-bottom: 3px solid var(--hm-yellow, #FFDD00);
    padding: 0;
    margin: 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* ============================================
   Tab Items
   ============================================ */

.hm-tabs .nav-item {
    margin: 0;
}

.hm-tabs .nav-link {
    color: #6c757d;
    font-weight: 600;
    font-size: 1rem;
    padding: 1rem 1.5rem;
    border: none;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    background-color: transparent;
}

.hm-tabs .nav-link:hover {
    color: var(--hm-black, #000000);
    background-color: #f8f9fa;
    border-bottom-color: var(--hm-yellow, #FFDD00);
}

.hm-tabs .nav-link.active {
    color: var(--hm-black, #000000);
    background-color: var(--hm-yellow, #FFDD00);
    border-bottom: 3px solid var(--hm-black, #000000);
    font-weight: 700;
}

.hm-tabs .nav-link.active:hover {
    background-color: var(--hm-yellow, #FFDD00);
    border-bottom-color: var(--hm-black, #000000);
}

/* ============================================
   Icons in Tabs
   ============================================ */

.hm-tabs .nav-link i {
    font-size: 1.1rem;
}

/* ============================================
   BETA Badge in Tabs
   ============================================ */

.beta-badge {
    font-size: 0.65rem;
    padding: 0.25rem 0.5rem;
    vertical-align: middle;
    border-radius: 3px;
    font-weight: 700;
    letter-spacing: 0.5px;
    animation: pulse-beta 2s ease-in-out infinite;
}

@keyframes pulse-beta {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.hm-tabs .nav-link.active .beta-badge {
    background-color: var(--hm-black, #000000) !important;
    color: var(--hm-yellow, #FFDD00) !important;
    animation: none; /* Stop pulsing when active */
}

/* ============================================
   Tab Content Transitions
   ============================================ */

.tab-content-wrapper {
    animation: fadeIn 0.3s ease-in;
}

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

/* ============================================
   Coming Soon Overlay (for unimplemented tabs)
   ============================================ */

.coming-soon-overlay {
    position: relative;
}

.coming-soon-overlay::before {
    content: "Coming Soon";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--hm-yellow, #FFDD00);
    color: var(--hm-black, #000000);
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1.5rem;
    z-index: 100;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.coming-soon-overlay::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.9);
    z-index: 99;
}

/* ============================================
   Module Indicator
   ============================================ */

.module-indicator {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--hm-black, #000000);
    color: var(--hm-yellow, #FFDD00);
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* ============================================
   Responsive Tabs
   ============================================ */

@media (max-width: 768px) {
    .hm-tabs .nav-link {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }

    .hm-tabs .nav-link i {
        font-size: 1rem;
    }

    /* Hide icon text on mobile, keep icons */
    .hm-tabs .nav-link {
        justify-content: center;
    }

    .beta-badge {
        font-size: 0.6rem;
        padding: 0.2rem 0.4rem;
    }
}

@media (max-width: 576px) {
    /* Stack tabs vertically on very small screens */
    .hm-tabs {
        flex-direction: column;
    }

    .hm-tabs .nav-item {
        width: 100%;
    }

    .hm-tabs .nav-link {
        justify-content: flex-start;
        border-bottom: 1px solid #dee2e6;
    }

    .hm-tabs .nav-link.active {
        border-left: 4px solid var(--hm-yellow, #FFDD00);
        border-bottom: 1px solid #dee2e6;
    }
}

/* ============================================
   Disabled Tab State
   ============================================ */

.hm-tabs .nav-link.disabled {
    color: #adb5bd;
    cursor: not-allowed;
    opacity: 0.6;
}

.hm-tabs .nav-link.disabled:hover {
    background-color: transparent;
    border-bottom-color: transparent;
}