/* Friends
 * Friends section (list, cards, online status, action buttons), discover tab,
 * social content shell, groups tabs (UI shell), friend selection modal,
 * search section, activity feed.
 */
/* ===== FRIENDS TAB ENHANCEMENTS ===== */

/* Enhanced friend action buttons for mobile */
.friend-actions .btn .btn-text {
    margin-left: 0.5rem;
    font-weight: 500;
}

/* Mobile-specific friend button styling - icon only */
@media (max-width: 768px) {
    .friend-actions {
        gap: 0.5rem;
        justify-content: flex-start;
        margin-top: 0.75rem;
    }

    .friend-actions .btn {
        flex: 0 0 44px;
        width: 44px;
        height: 44px;
        padding: 0 !important;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 10px;
    }

    .friend-actions .btn i {
        margin-right: 0;
        font-size: 1.1rem;
    }

    .friend-actions .btn .btn-text {
        display: none;
    }
    
    /* Enhanced activity indicator for mobile */
    .friend-avatar .status-indicator {
        width: 20px !important;
        height: 20px !important;
        border: 3px solid white !important;
        box-shadow: 0 0 0 1px rgba(0,0,0,0.1);
    }
    
    .status-indicator.online {
        animation: pulse 2s infinite;
    }
    
    /* Make friend status more prominent */
    .friend-status {
        font-weight: 600 !important;
        font-size: 0.85rem !important;
        margin-top: 0.25rem;
    }
    
    .friend-status.online {
        color: #10b981 !important;
    }
    
    .friend-status.away,
    .friend-status.recently_active,
    .friend-status.today {
        color: #f59e0b !important;
    }
    
    .friend-status.offline,
    .friend-status.yesterday {
        color: #6b7280 !important;
    }
}

/* Enhanced Social Features Styling */
.section-header h1 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
}

.friends-tabs .tab-btn,
.social-tabs .tab-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

.friend-count {
    background: var(--gradient-primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.5rem;
    border-radius: 50px;
    min-width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Social Content Container */
.social-content {
    width: 100%;
}

/* Groups Tab Header (inside Social section) */
.groups-tab-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Groups Sub-tabs */
.groups-sub-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.sub-tab-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    border: 2px solid var(--border-color);
    background: white;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
    font-weight: 500;
}

.sub-tab-btn:hover:not(.active) {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    border-color: rgba(99, 102, 241, 0.3);
}

.sub-tab-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

.sub-tab-btn i {
    font-size: 0.9rem;
}

.invitations-count {
    background: var(--danger-color);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.45rem;
    border-radius: 50px;
    min-width: 1.2rem;
    height: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Groups Sub-content */
.groups-sub-content {
    width: 100%;
}

.subtab-content {
    display: none;
}

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

/* Online Status Summary */
.friends-overview {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--background) 0%, rgba(99, 102, 241, 0.05) 100%);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.online-status-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1.5rem;
}

.status-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--card-background);
    border-radius: var(--border-radius);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.status-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.status-item .status-indicator {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    position: relative;
}

.status-indicator.online {
    background: #10b981;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.3);
    animation: pulse 2s infinite;
}

.status-indicator.away {
    background: #f59e0b;
    box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.3);
}

.status-indicator.offline {
    background: #6b7280;
    box-shadow: 0 0 0 2px rgba(107, 114, 128, 0.2);
}

.status-indicator.working_out {
    background: #10b981;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.4);
    animation: pulse-workout 1.5s infinite;
}

.status-indicator.recently_active, .status-indicator.today {
    background: #f59e0b;
    box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.3);
}

.status-indicator.yesterday {
    background: #f97316;
    box-shadow: 0 0 0 2px rgba(249, 115, 22, 0.3);
}

/* Base status indicator styles */
.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
    position: relative;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes pulse-workout {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.4); }
    50% { opacity: 0.7; box-shadow: 0 0 0 5px rgba(16, 185, 129, 0.15); }
}

.friend-status.working_out {
    color: #10b981;
    font-weight: 600;
}

/* Friend Selection Modal */
.friend-selection-search {
    margin-bottom: 1.5rem;
}

.friend-selection-search .form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.friend-selection-search .form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.friend-selection-list {
    max-height: 400px;
    overflow-y: auto;
}

.friend-selection-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.friend-selection-item:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.friend-selection-item:hover .friend-name,
.friend-selection-item:hover .friend-username,
.friend-selection-item:hover .avatar-initials {
    color: white;
}

.friend-selection-item .friend-avatar {
    flex-shrink: 0;
}

.friend-selection-item .friend-info {
    flex: 1;
    min-width: 0;
}

.friend-selection-item .friend-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.friend-selection-item .friend-username {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.friend-selection-action {
    flex-shrink: 0;
    font-size: 1.25rem;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

.friend-selection-item:hover .friend-selection-action {
    color: white;
}

.new-conversation-badge {
    display: inline-block;
    background: var(--gradient-success);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    margin-top: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Friend Selection Modal Responsive */
@media (max-width: 768px) {
    .friend-selection-item {
        padding: 0.75rem;
        gap: 0.75rem;
    }
    
    .friend-selection-list {
        max-height: 300px;
    }
    
    .friend-selection-item .friend-avatar .avatar-circle {
        width: 45px;
        height: 45px;
    }
}

.status-count {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
}

.status-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 600;
}

/* Section Headers */
.section-header-small {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.section-header-small h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 700;
}

.requests-count {
    background: var(--gradient-warning);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    margin-left: 0.5rem;
}

.friends-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.form-select-sm {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--card-background);
    color: var(--text-primary);
    font-size: 0.875rem;
    min-width: 140px;
}

/* Friend Cards */
.friend-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    margin-bottom: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.friend-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.friend-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.friend-card:hover:before {
    transform: scaleY(1);
}


.avatar-circle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.25rem;
    position: relative;
    overflow: hidden;
}

.avatar-initials {
    z-index: 1;
    color: white !important;
}

.friend-workout-item .avatar-initials,
.friend-avatar .avatar-initials,
.avatar-circle .avatar-initials {
    color: white !important;
}

.friend-avatar .status-indicator {
    position: absolute;
    bottom: 3px;
    right: 3px;
    width: 18px;
    height: 18px;
    border: 3px solid var(--card-background);
    border-radius: 50%;
    z-index: 2;
}

.friend-info {
    flex: 1;
    min-width: 0;
}

.friend-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.friend-username {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.friend-status {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    display: inline-block;
}

.friend-status.online {
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
}

.friend-status.recently_active, .friend-status.today {
    color: #f59e0b;
    background: rgba(245, 158, 11, 0.1);
}

.friend-status.yesterday {
    color: #f97316;
    background: rgba(249, 115, 22, 0.1);
}

.friend-status.offline {
    color: #6b7280;
    background: rgba(107, 114, 128, 0.1);
}

.friend-last-seen {
    font-size: 0.75rem;
    color: var(--text-light);
}

.friend-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

/* Search Section Enhancements */
.search-header {
    text-align: center;
    margin-bottom: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--background) 0%, rgba(99, 102, 241, 0.05) 100%);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.search-subtitle {
    color: var(--text-secondary);
    margin-top: 0.5rem;
    font-size: 1rem;
}

.search-input-container {
    position: relative;
    margin-bottom: 2rem;
}

.search-input {
    padding-right: 1rem;
}

.search-btn {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    padding: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.search-btn:hover {
    transform: translateY(-50%) scale(1.05);
}

.search-suggestions {
    margin-bottom: 2rem;
}

.search-suggestions h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.125rem;
    font-weight: 700;
}

/* Activity Feed */
.activity-header {
    text-align: center;
    margin-bottom: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--background) 0%, rgba(99, 102, 241, 0.05) 100%);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.activity-subtitle {
    color: var(--text-secondary);
    margin-top: 0.5rem;
    font-size: 1rem;
}

.activity-filters {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    padding: 0.5rem;
    background: var(--background);
    border-radius: var(--border-radius-lg);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.06);
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: none;
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--card-background);
    color: var(--primary-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Friends Section Styles */
.friends-tabs,
.social-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--border-color);
    background: white;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn:hover:not(.active) {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    border-color: rgba(99, 102, 241, 0.3);
}

.tab-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.tab-content {
    display: none;
}

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

.friend-item, .user-result, .conversation-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: white;
    border-radius: var(--border-radius);
    margin-bottom: 0.75rem;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.friend-item:hover, .user-result:hover, .conversation-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.friend-info h4, .user-info h4, .conversation-info h4 {
    margin: 0 0 0.25rem 0;
    color: var(--text-primary);
}

.friend-info span, .user-info span {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.status {
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.status.pending {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning-color);
}

.status.accepted {
    background: rgba(34, 197, 94, 0.2);
    color: var(--success-color);
}

.search-section {
    max-width: 600px;
}

.search-results {
    margin-top: 1rem;
}

/* Discover Tab */
.discover-section {
    max-width: 700px;
}

.discover-filters {
    display: flex;
    gap: 0.5rem;
    margin: 1rem 0;
}

.discover-filter-btn {
    padding: 0.5rem 1.125rem;
    border: 2px solid var(--border-color);
    background: var(--card-background);
    border-radius: 50px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: var(--transition);
}

.discover-filter-btn:hover:not(.active) {
    border-color: rgba(99, 102, 241, 0.3);
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.05);
}

.discover-filter-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

.discover-results-section {
    margin-top: 1.25rem;
}

.discover-results-heading {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.discover-results-heading i {
    color: var(--primary-color);
    font-size: 0.9rem;
}

.discover-results-section .groups-grid {
    margin-top: 0;
}

.empty-state-inline {
    padding: 1.5rem;
    text-align: center;
    color: var(--text-secondary);
    background: var(--background);
    border-radius: var(--border-radius);
}

.empty-state-inline p {
    margin: 0;
}