/**
 * Community & Social Styles
 * TSI Wildlife Call Training Application
 * Phase 8: Social & Community
 */

/* =========================================================================
   CSS VARIABLES
   ========================================================================= */

:root {
    --community-primary: #2d5016;
    --community-secondary: #4a7c23;
    --community-accent: #8bc34a;
    --community-dark: #1a2e0d;
    --community-light: #e8f5e9;

    --card-bg: rgba(255, 255, 255, 0.95);
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    --card-radius: 16px;

    --text-primary: #1a1a1a;
    --text-secondary: #666;
    --text-muted: #999;

    --border-color: #e0e0e0;
    --hover-bg: rgba(45, 80, 22, 0.08);
}

/* =========================================================================
   PROFILE CARD
   ========================================================================= */

.profile-card {
    background: var(--card-bg);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.profile-banner {
    height: 120px;
    background: linear-gradient(135deg, var(--community-primary), var(--community-secondary));
    position: relative;
}

.profile-avatar-container {
    position: absolute;
    bottom: -50px;
    left: 24px;
}

.profile-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 4px solid white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    object-fit: cover;
}

.profile-avatar-badge {
    position: absolute;
    bottom: 5px;
    right: 5px;
    width: 28px;
    height: 28px;
    background: var(--community-accent);
    border-radius: 50%;
    border: 2px solid white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.profile-content {
    padding: 60px 24px 24px;
}

.profile-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.profile-username {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 4px 0 12px;
}

.profile-bio {
    color: var(--text-primary);
    line-height: 1.5;
    margin-bottom: 16px;
}

.profile-meta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.profile-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.profile-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.profile-stat {
    text-align: center;
}

.profile-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--community-primary);
}

.profile-stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.profile-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

/* =========================================================================
   SOCIAL BUTTONS
   ========================================================================= */

.btn-follow {
    background: var(--community-primary);
    color: white;
    border: none;
    padding: 10px 24px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-follow:hover {
    background: var(--community-secondary);
    transform: translateY(-2px);
}

.btn-follow.following {
    background: transparent;
    border: 2px solid var(--community-primary);
    color: var(--community-primary);
}

.btn-follow.following:hover {
    background: #fee;
    border-color: #c00;
    color: #c00;
}

.btn-message {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 24px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-message:hover {
    border-color: var(--community-primary);
    color: var(--community-primary);
}

/* =========================================================================
   FRIEND LIST
   ========================================================================= */

.friend-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.friend-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--card-bg);
    border-radius: 12px;
    transition: all 0.2s ease;
    cursor: pointer;
}

.friend-item:hover {
    background: var(--hover-bg);
    transform: translateX(4px);
}

.friend-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.friend-info {
    flex: 1;
}

.friend-name {
    font-weight: 600;
    color: var(--text-primary);
}

.friend-status {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.friend-status.online::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background: #4caf50;
    border-radius: 50%;
    margin-right: 6px;
}

.friend-actions {
    display: flex;
    gap: 8px;
}

.friend-action-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--community-light);
    color: var(--community-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.friend-action-btn:hover {
    background: var(--community-primary);
    color: white;
}

/* =========================================================================
   TEAMS
   ========================================================================= */

.team-card {
    background: var(--card-bg);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    transition: transform 0.2s ease;
}

.team-card:hover {
    transform: translateY(-4px);
}

.team-banner {
    height: 80px;
    background: linear-gradient(135deg, var(--community-primary), var(--community-secondary));
    position: relative;
}

.team-logo {
    position: absolute;
    bottom: -30px;
    left: 16px;
    width: 60px;
    height: 60px;
    border-radius: 12px;
    border: 3px solid white;
    background: white;
    object-fit: cover;
}

.team-content {
    padding: 40px 16px 16px;
}

.team-name {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.team-tag {
    display: inline-block;
    background: var(--community-light);
    color: var(--community-primary);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: 8px;
}

.team-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 12px 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.team-meta {
    display: flex;
    gap: 16px;
    margin: 12px 0;
}

.team-meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.team-stats {
    display: flex;
    gap: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.team-stat {
    flex: 1;
    text-align: center;
}

.team-stat-value {
    font-weight: 700;
    color: var(--community-primary);
}

.team-stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.team-join-btn {
    width: 100%;
    margin-top: 12px;
    padding: 10px;
    background: var(--community-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
}

.team-join-btn:hover {
    background: var(--community-secondary);
}

.team-join-btn.member {
    background: var(--community-light);
    color: var(--community-primary);
}

/* Team Type Badges */
.team-type-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.team-type-badge.club { background: #e3f2fd; color: #1976d2; }
.team-type-badge.competitive { background: #fff3e0; color: #f57c00; }
.team-type-badge.regional { background: #f3e5f5; color: #7b1fa2; }
.team-type-badge.species { background: #e8f5e9; color: #388e3c; }

/* =========================================================================
   MENTORSHIP
   ========================================================================= */

.mentor-card {
    background: var(--card-bg);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    padding: 20px;
    transition: all 0.2s ease;
}

.mentor-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.mentor-header {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

.mentor-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--community-accent);
}

.mentor-info {
    flex: 1;
}

.mentor-name {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.mentor-level {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: linear-gradient(135deg, #ffd700, #ffb300);
    color: #5d4037;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-top: 4px;
}

.mentor-specialties {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.mentor-specialty {
    padding: 4px 10px;
    background: var(--community-light);
    color: var(--community-primary);
    border-radius: 16px;
    font-size: 0.8rem;
    font-weight: 500;
}

.mentor-bio {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 16px;
}

.mentor-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding: 12px;
    background: var(--community-light);
    border-radius: 12px;
    margin-bottom: 16px;
}

.mentor-stat {
    text-align: center;
}

.mentor-stat-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--community-primary);
}

.mentor-stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.mentor-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    color: #ffc107;
    font-weight: 600;
}

.mentor-availability {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.mentor-availability.available {
    color: #4caf50;
}

.mentor-availability.busy {
    color: #f44336;
}

.mentor-request-btn {
    width: 100%;
    padding: 12px;
    background: var(--community-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.mentor-request-btn:hover {
    background: var(--community-secondary);
}

.mentor-request-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* =========================================================================
   COMMUNITY FEED
   ========================================================================= */

.feed-container {
    max-width: 680px;
    margin: 0 auto;
}

.post-composer {
    background: var(--card-bg);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    padding: 20px;
    margin-bottom: 24px;
}

.post-composer-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.post-composer-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.post-composer-input {
    flex: 1;
    padding: 12px 16px;
    background: #f5f5f5;
    border: none;
    border-radius: 24px;
    font-size: 1rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: background 0.2s ease;
}

.post-composer-input:hover {
    background: #eeeeee;
}

.post-composer-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.post-composer-buttons {
    display: flex;
    gap: 8px;
}

.composer-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: none;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.composer-btn:hover {
    background: var(--hover-bg);
    color: var(--community-primary);
}

.composer-btn svg {
    width: 20px;
    height: 20px;
}

/* Post Card */
.post-card {
    background: var(--card-bg);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    margin-bottom: 16px;
    overflow: hidden;
}

.post-header {
    display: flex;
    align-items: flex-start;
    padding: 16px 16px 0;
}

.post-author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    margin-right: 12px;
}

.post-author-info {
    flex: 1;
}

.post-author-name {
    font-weight: 600;
    color: var(--text-primary);
}

.post-author-name:hover {
    color: var(--community-primary);
    cursor: pointer;
}

.post-author-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.post-menu-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: none;
    border-radius: 50%;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.post-menu-btn:hover {
    background: var(--hover-bg);
}

.post-type-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: 8px;
}

.post-type-badge.tip { background: #e3f2fd; color: #1976d2; }
.post-type-badge.tutorial { background: #f3e5f5; color: #7b1fa2; }
.post-type-badge.recording { background: #fff3e0; color: #f57c00; }
.post-type-badge.hunt-story { background: #e8f5e9; color: #388e3c; }
.post-type-badge.question { background: #fce4ec; color: #c2185b; }
.post-type-badge.achievement { background: #fff8e1; color: #ff8f00; }

.post-content {
    padding: 12px 16px;
}

.post-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 8px;
}

.post-text {
    color: var(--text-primary);
    line-height: 1.6;
    white-space: pre-wrap;
}

.post-text.truncated {
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-read-more {
    color: var(--community-primary);
    font-weight: 500;
    cursor: pointer;
    margin-top: 8px;
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.post-tag {
    padding: 4px 10px;
    background: var(--community-light);
    color: var(--community-primary);
    border-radius: 16px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: background 0.2s ease;
}

.post-tag:hover {
    background: var(--community-accent);
    color: white;
}

/* Post Recording */
.post-recording {
    margin: 16px;
    padding: 16px;
    background: linear-gradient(135deg, var(--community-dark), var(--community-primary));
    border-radius: 12px;
    color: white;
}

.recording-waveform {
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.recording-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.recording-play-btn {
    width: 48px;
    height: 48px;
    background: white;
    border: none;
    border-radius: 50%;
    color: var(--community-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.recording-info {
    flex: 1;
}

.recording-score {
    font-size: 1.5rem;
    font-weight: 700;
}

.recording-duration {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Post Stats */
.post-stats {
    display: flex;
    justify-content: space-between;
    padding: 8px 16px;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.post-reactions-summary {
    display: flex;
    align-items: center;
    gap: 4px;
}

.reaction-icons {
    display: flex;
}

.reaction-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    margin-left: -4px;
    border: 2px solid white;
}

/* Post Actions */
.post-actions {
    display: flex;
    border-top: 1px solid var(--border-color);
    padding: 4px 8px;
}

.post-action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.post-action-btn:hover {
    background: var(--hover-bg);
    color: var(--community-primary);
}

.post-action-btn.active {
    color: var(--community-primary);
}

.post-action-btn svg {
    width: 20px;
    height: 20px;
}

/* Comments */
.post-comments {
    padding: 0 16px 16px;
    border-top: 1px solid var(--border-color);
}

.comment {
    display: flex;
    gap: 12px;
    padding: 12px 0;
}

.comment-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
}

.comment-content {
    flex: 1;
    background: #f5f5f5;
    border-radius: 12px;
    padding: 10px 14px;
}

.comment-author {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.comment-text {
    font-size: 0.9rem;
    color: var(--text-primary);
    margin-top: 4px;
}

.comment-actions {
    display: flex;
    gap: 16px;
    margin-top: 6px;
    font-size: 0.8rem;
}

.comment-action {
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 500;
}

.comment-action:hover {
    color: var(--community-primary);
}

.comment-input-container {
    display: flex;
    gap: 12px;
    padding-top: 12px;
}

.comment-input {
    flex: 1;
    padding: 10px 16px;
    border: 1px solid var(--border-color);
    border-radius: 24px;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s ease;
}

.comment-input:focus {
    border-color: var(--community-primary);
}

/* =========================================================================
   COMMUNITY HUB LAYOUT
   ========================================================================= */

.community-hub {
    display: grid;
    grid-template-columns: 280px 1fr 320px;
    gap: 24px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
}

.community-sidebar-left {
    position: sticky;
    top: 24px;
    height: fit-content;
}

.community-main {
    min-width: 0;
}

.community-sidebar-right {
    position: sticky;
    top: 24px;
    height: fit-content;
}

/* Sidebar Navigation */
.sidebar-nav {
    background: var(--card-bg);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.sidebar-nav-item:hover {
    background: var(--hover-bg);
}

.sidebar-nav-item.active {
    background: var(--community-light);
    color: var(--community-primary);
    border-left-color: var(--community-primary);
    font-weight: 600;
}

.sidebar-nav-item svg {
    width: 22px;
    height: 22px;
}

.sidebar-nav-badge {
    margin-left: auto;
    background: #f44336;
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Sidebar Card */
.sidebar-card {
    background: var(--card-bg);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    padding: 20px;
    margin-bottom: 16px;
}

.sidebar-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-card-link {
    font-size: 0.85rem;
    color: var(--community-primary);
    text-decoration: none;
}

/* Trending Tags */
.trending-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.trending-tag {
    padding: 6px 12px;
    background: var(--community-light);
    color: var(--community-primary);
    border-radius: 16px;
    font-size: 0.85rem;
    text-decoration: none;
    transition: all 0.2s ease;
}

.trending-tag:hover {
    background: var(--community-primary);
    color: white;
}

.trending-tag-count {
    font-size: 0.75rem;
    opacity: 0.7;
    margin-left: 4px;
}

/* Suggested Users */
.suggested-user {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
}

.suggested-user:not(:last-child) {
    border-bottom: 1px solid var(--border-color);
}

.suggested-user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
}

.suggested-user-info {
    flex: 1;
}

.suggested-user-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.suggested-user-reason {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.suggested-follow-btn {
    padding: 6px 14px;
    background: var(--community-primary);
    color: white;
    border: none;
    border-radius: 16px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
}

.suggested-follow-btn:hover {
    background: var(--community-secondary);
}

/* =========================================================================
   RESPONSIVE
   ========================================================================= */

@media (max-width: 1200px) {
    .community-hub {
        grid-template-columns: 1fr 320px;
    }

    .community-sidebar-left {
        display: none;
    }
}

@media (max-width: 900px) {
    .community-hub {
        grid-template-columns: 1fr;
        padding: 16px;
    }

    .community-sidebar-right {
        display: none;
    }

    .profile-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .post-composer-buttons {
        display: none;
    }

    .post-action-btn span {
        display: none;
    }

    .profile-actions {
        flex-direction: column;
    }

    .btn-follow,
    .btn-message {
        width: 100%;
        justify-content: center;
    }
}

/* =========================================================================
   ANIMATIONS
   ========================================================================= */

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

.post-card {
    animation: fadeIn 0.3s ease;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.post-action-btn.active svg {
    animation: pulse 0.3s ease;
}

/* =========================================================================
   LOADING STATES
   ========================================================================= */

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: 4px;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.skeleton-text {
    height: 16px;
    margin: 8px 0;
}

.skeleton-text.short {
    width: 60%;
}

.skeleton-text.medium {
    width: 80%;
}

.skeleton-text.long {
    width: 100%;
}