/**
 * Mobile Dropdown System for Tabs
 * Activated via data-can-collapse="true" on .tabs container
 * On mobile (<=480px), tabs can collapse into a dropdown menu
 */

/* ========================================
   MOBILE DROPDOWN SYSTEM (data-can-collapse)
   ======================================== */

/* Mobile dropdown wrapper - hidden by default, shown on mobile for collapsible tabs */
.tabs-mobile {
    display: none;
    position: relative;
    z-index: 10020;
}

/* Custom dropdown container */
.tabs-dropdown {
    position: relative;
    width: 100%;
    z-index: 10020;
}

/* Dropdown button - styled like active tab */
.tabs-dropdown-btn {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    
    /* Tab-like appearance - more opaque */
    background: linear-gradient(135deg, rgba(79, 209, 199, 0.3), rgba(79, 209, 199, 0.25));
    border: 1px solid rgba(79, 209, 199, 0.5);
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(79, 209, 199, 0.3);
    
    color: rgba(255, 255, 255, 1);
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tabs-dropdown-btn:hover {
    background: linear-gradient(135deg, rgba(79, 209, 199, 0.4), rgba(79, 209, 199, 0.35));
    border-color: rgba(79, 209, 199, 0.6);
    box-shadow: 0 4px 15px rgba(79, 209, 199, 0.4);
    transform: translateY(-1px);
}

.tabs-dropdown-btn:focus {
    outline: none;
    border-color: rgba(79, 209, 199, 0.5);
    box-shadow: 0 0 0 3px rgba(79, 209, 199, 0.2), 0 2px 10px rgba(79, 209, 199, 0.3);
}

.dropdown-icon {
    font-size: 18px;
    flex-shrink: 0;
}

.dropdown-text {
    flex: 1;
    text-align: left;
}

.dropdown-count {
    background: rgba(255, 255, 255, 0.25);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    min-width: 24px;
    text-align: center;
}

.dropdown-arrow {
    font-size: 10px;
    opacity: 0.7;
    transition: transform 0.3s ease;
}

.tabs-dropdown-btn[aria-expanded="true"] .dropdown-arrow {
    transform: rotate(180deg);
}

/* Dropdown menu */
.tabs-dropdown-menu {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 10020;
    
    background: rgba(30, 30, 30, 0.98);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    
    overflow: hidden;
    
    animation: dropdownFadeIn 0.2s ease;
}

@keyframes dropdownFadeIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Dropdown items */
.tabs-dropdown-item {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tabs-dropdown-item:last-child {
    border-bottom: none;
}

.tabs-dropdown-item:hover {
    background: rgba(79, 209, 199, 0.1);
    color: rgba(255, 255, 255, 0.95);
}

.tabs-dropdown-item.active {
    background: rgba(79, 209, 199, 0.15);
    color: #fff;
    font-weight: 600;
}

.dropdown-item-icon {
    font-size: 18px;
    flex-shrink: 0;
}

.dropdown-item-text {
    flex: 1;
}

.dropdown-item-count {
    background: rgba(255, 255, 255, 0.2);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    min-width: 24px;
    text-align: center;
}

.tabs-dropdown-item.active .dropdown-item-count {
    background: rgba(255, 255, 255, 0.3);
}

/* ========================================
   RESPONSIVE - MOBILE ONLY
   ======================================== */

@media (max-width: 480px) {
    /* Hide regular tabs and show dropdown for tabs with data-can-collapse="true" */
    .tabs[data-can-collapse="true"] {
        display: none !important;
    }
    
    .tabs-mobile[data-collapse-active="true"] {
        display: block;
        padding: 8px;
        background: rgba(0, 0, 0, 0.25);
        box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05), inset 0 -1px 0 rgba(0, 0, 0, 0.1);
        border-radius: 12px;
        margin-bottom: 1rem;
        
        /* Constrain width to stay within header/container */
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
        box-sizing: border-box;
    }
    
    /* Ensure dropdown and button take full width of their container */
    .tabs-dropdown {
        width: 100%;
    }
    
    .tabs-dropdown-btn {
        width: 100%;
        box-sizing: border-box;
    }
    
    /* Inside modals, take full width after header */
    .unified-modal-content > .tabs-mobile[data-collapse-active="true"],
    .skill-modal-content > .tabs-mobile[data-collapse-active="true"],
    .person-modal-content > .tabs-mobile[data-collapse-active="true"] {
        /* Full width with consistent padding */
        width: 100%;
        margin: 0;
        padding: 8px 10px; /* Match modal padding */
        border-radius: 0; /* Square corners to fill width */
        box-sizing: border-box;
    }
}