/**
 * Smart Tabs - Clean Implementation
 * Purpose: Sticky tab navigation with icons and smooth scrolling
 */

/* ===== STICKY TABS CONTAINER ===== */
.smart-tabs-container,
.tabs.smart-tabs-container {
    position: sticky;
    top: 80px;
    z-index: 100;
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: 0 0 24px 24px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-sm);
    overflow-x: auto;
    overflow-y: hidden;
    padding: 15px 20px;
    display: flex;
    gap: 8px;
    scrollbar-width: none;
    scroll-behavior: smooth;
}

.smart-tabs-container::-webkit-scrollbar {
    display: none;
}

/* ===== TAB BUTTONS ===== */
.tab-button {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    white-space: nowrap;
    flex-shrink: 0;
    text-decoration: none;
    min-height: 44px;
}

.tab-button:hover {
    color: var(--primary-color);
    background: var(--card-bg);
    border-color: var(--border-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.tab-button.active {
    color: var(--text-on-primary);
    background: var(--gradient-primary);
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.tab-button.locked-tab {
    border-style: dashed;
    border-color: var(--primary-color);
}

.tab-lock-indicator {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: 8px;
    min-height: 24px;
    padding: 4px 8px;
    border-radius: var(--chip-radius-sm);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--primary-color);
    background: var(--chip-bg);
    border: 1px solid var(--chip-border);
    box-shadow: var(--chip-shadow);
}

.locked-tabs-note {
    margin: 0 0 18px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ===== TAB ICONS ===== */
.smart-tab-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.tab-button:hover .smart-tab-icon {
    transform: scale(1.1);
}

.tab-button.active .smart-tab-icon {
    transform: scale(1.2);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .smart-tabs-container {
        top: 70px;
        padding: 12px 15px;
        gap: 6px;
    }
    
    .tab-button {
        padding: 10px 14px;
        font-size: 0.8rem;
    }

    .tab-lock-indicator {
        margin-left: 6px;
        font-size: 0.6rem;
        padding: 1px 6px;
    }

    .locked-tabs-note {
        font-size: 0.82rem;
        margin: 2px 2px 14px;
    }
}

@media (max-width: 480px) {
    .smart-tab-text {
        display: none;
    }
    
    .tab-button {
        min-width: 44px;
        justify-content: center;
        padding: 10px;
    }

    .tab-button.locked-tab {
        justify-content: flex-start;
    }
    
    .smart-tab-icon {
        width: 20px;
        height: 20px;
    }

    .tab-lock-indicator {
        font-size: 0.58rem;
        margin-left: 4px;
        padding: 1px 5px;
    }
}

/* ===== CONTENT SPACING ===== */
.tab-pane {
    padding-top: 20px;
}

.smart-tabs-container + * {
    margin-top: 20px;
}

/* ======================
   TAB SCORE BADGES
   ====================== */

.tab-score-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    min-height: 24px;
    height: auto;
    padding: 4px 7px;
    margin-left: 8px;
    background: var(--chip-bg);
    color: var(--chip-text);
    font-size: 11px;
    font-weight: 600;
    border: 1px solid var(--chip-border);
    border-radius: var(--chip-radius-sm);
    box-shadow: var(--chip-shadow);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tab-score-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.tab-button:hover .tab-score-badge::before {
    left: 100%;
}

.tab-button:hover .tab-score-badge {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.tab-button.active .tab-score-badge {
    background: var(--chip-bg-strong);
    box-shadow: var(--chip-shadow-hover);
}

/* Score badge color variations based on score ranges */
.tab-score-badge.score-excellent {
    color: var(--success);
    border-color: rgba(52, 211, 153, 0.24);
}

.tab-score-badge.score-good {
    color: var(--info);
    border-color: rgba(56, 189, 248, 0.24);
}

.tab-score-badge.score-fair {
    color: var(--warning);
    border-color: rgba(251, 191, 36, 0.24);
}

.tab-score-badge.score-poor {
    color: var(--danger);
    border-color: rgba(248, 113, 113, 0.24);
}

/* Text-based score badges (for gender, genre names, etc.) */
.tab-score-badge.score-text {
    background: var(--chip-bg);
    color: var(--chip-text);
    font-size: 10px;
    font-weight: 600;
    padding: 2px 8px;
    min-width: auto;
    box-shadow: var(--chip-shadow);
    text-transform: capitalize;
}

.tab-button:hover .tab-score-badge.score-text {
    background: var(--card-bg);
    box-shadow: var(--shadow-sm);
}

.tab-button.active .tab-score-badge.score-text {
    background: var(--card-bg);
    box-shadow: var(--shadow-sm);
}

/* Mobile optimizations for score badges */
@media (max-width: 480px) {
    .tab-score-badge {
        min-width: 24px;
        height: 18px;
        font-size: 10px;
        margin-left: 6px;
        padding: 1px 4px;
    }
    
    @media (max-width: 360px) {
        .tab-score-badge {
            display: none;
        }
    }
}

/* Accessibility */
.tab-score-badge {
    
}

@keyframes scoreAppear {
    0% { opacity: 0; transform: scale(0.8); }
    100% { opacity: 1; transform: scale(1); }
}

.tab-score-badge {
    animation: scoreAppear 0.3s ease-out;
}