/**
 * Community Section CSS
 *
 * Polished styles for the community contribution section on entity pages.
 * Includes: section container, tabs, notes panel, relationships panel,
 * contribute menu, vote buttons, and perspective indicators.
 *
 * Last updated: 2026-01-07
 */

/* ============================================================================
   CSS Custom Properties for Community Section
   ============================================================================ */

.entity-community-section {
    --community-bg: rgba(255, 255, 255, 0.02);
    --community-border: rgba(255, 255, 255, 0.08);
    --community-border-hover: rgba(255, 255, 255, 0.15);
    --community-radius: 20px;
    --community-padding: 2rem;
    --tab-active-bg: var(--color-primary, #6366f1);
    --tab-hover-bg: rgba(255, 255, 255, 0.06);
    --transition-fast: 0.15s ease;
    --transition-normal: 0.2s ease;
    --transition-slow: 0.3s ease;
}

/* ============================================================================
   COMMUNITY SECTION CONTAINER
   ============================================================================ */

.entity-community-section {
    margin-top: 3rem;
    padding: var(--community-padding);
    background: var(--community-bg);
    border-radius: var(--community-radius);
    border: 1px solid var(--community-border);
    position: relative;
    overflow: hidden;
}

/* Subtle gradient overlay */
.entity-community-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(180deg,
        rgba(99, 102, 241, 0.03) 0%,
        transparent 100%);
    pointer-events: none;
}

/* ============================================================================
   COMMUNITY HEADER
   ============================================================================ */

.community-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.75rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--community-border);
    position: relative;
    z-index: 1;
}

.community-header .section-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-primary, #fff);
    margin: 0;
}

.community-header .section-icon {
    font-size: 1.35rem;
    opacity: 0.85;
}

.community-header .section-subtitle {
    margin-top: 0.35rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.55);
    font-weight: 400;
}

/* ============================================================================
   COMMUNITY TABS
   ============================================================================ */

.community-tabs {
    display: flex;
    gap: 0.375rem;
    margin-bottom: 1.75rem;
    padding: 0.375rem;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 14px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    position: relative;
    z-index: 1;
}

.community-tabs::-webkit-scrollbar {
    display: none;
}

.community-tabs .tab-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: transparent;
    border: none;
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
    position: relative;
}

.community-tabs .tab-btn:hover {
    background: var(--tab-hover-bg);
    color: rgba(255, 255, 255, 0.9);
}

.community-tabs .tab-btn.active {
    background: var(--tab-active-bg);
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.35);
}

.community-tabs .tab-btn .tab-icon {
    font-size: 1.1rem;
    opacity: 0.9;
    flex-shrink: 0;
}

.community-tabs .count-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.35rem;
    height: 1.35rem;
    padding: 0 0.4rem;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    transition: background var(--transition-fast);
}

.community-tabs .tab-btn.active .count-badge {
    background: rgba(255, 255, 255, 0.25);
}

/* Tab indicator animation */
.community-tabs .tab-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: white;
    border-radius: 2px;
    transform: translateX(-50%);
    transition: width var(--transition-normal);
}

.community-tabs .tab-btn.active::after {
    width: 30%;
}

/* ============================================================================
   TAB CONTENT PANELS
   ============================================================================ */

.community-tab-content {
    min-height: 250px;
    position: relative;
}

.community-tab-panel {
    display: none;
    animation: fadeSlideIn 0.25s ease;
}

.community-tab-panel.active {
    display: block;
}

@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================================================
   NOTES TAB SPECIFIC STYLES
   ============================================================================ */

.notes-tab-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.notes-tab-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-primary, #fff);
}

/* ============================================================================
   RELATIONSHIPS TAB
   ============================================================================ */

.relationships-list {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.relationship-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.relationship-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateX(4px);
}

.relationship-type-badge {
    padding: 0.4rem 0.85rem;
    background: rgba(99, 102, 241, 0.12);
    border-radius: 8px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--color-primary, #6366f1);
    text-transform: uppercase;
    letter-spacing: 0.75px;
    flex-shrink: 0;
}

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

.relationship-title {
    font-weight: 500;
    color: var(--color-text-primary, #fff);
    margin-bottom: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.relationship-entities {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.relationship-entities .entity-link {
    color: var(--color-primary, #6366f1);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.relationship-entities .entity-link:hover {
    text-decoration: underline;
}

.relationship-votes {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.45);
    font-size: 0.85rem;
    font-variant-numeric: tabular-nums;
}

.relationship-votes.positive {
    color: #22c55e;
}

.relationship-votes.negative {
    color: #ef4444;
}

.relationship-arrow {
    color: rgba(255, 255, 255, 0.3);
    transition: transform var(--transition-fast);
}

.relationship-card:hover .relationship-arrow {
    transform: translateX(4px);
    color: rgba(255, 255, 255, 0.5);
}

/* Suggest Relationship Button */
.btn-suggest-relationship {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    width: 100%;
    padding: 1.1rem;
    margin-top: 1.25rem;
    background: transparent;
    border: 2px dashed rgba(99, 102, 241, 0.25);
    border-radius: 14px;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-suggest-relationship:hover {
    border-color: rgba(99, 102, 241, 0.5);
    color: var(--color-primary, #6366f1);
    background: rgba(99, 102, 241, 0.05);
}

.btn-suggest-relationship svg {
    transition: transform var(--transition-fast);
}

.btn-suggest-relationship:hover svg {
    transform: rotate(90deg);
}

/* ============================================================================
   CONTRIBUTE BUTTON
   ============================================================================ */

.btn-contribute {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--color-primary, #6366f1) 0%, var(--color-secondary, #8b5cf6) 100%);
    border: none;
    border-radius: 12px;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
    position: relative;
    overflow: hidden;
}

.btn-contribute::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn-contribute:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
}

.btn-contribute:hover::before {
    opacity: 1;
}

.btn-contribute:active {
    transform: translateY(0);
}

.btn-contribute .btn-icon {
    font-size: 1.1rem;
    transition: transform var(--transition-fast);
}

.btn-contribute:hover .btn-icon {
    transform: rotate(15deg) scale(1.1);
}

/* Floating Contribute Button */
.btn-contribute.floating {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 100;
    padding: 1rem 1.75rem;
    border-radius: 50px;
    box-shadow:
        0 4px 20px rgba(99, 102, 241, 0.4),
        0 8px 30px rgba(0, 0, 0, 0.2);
}

/* ============================================================================
   CONTRIBUTE MENU (Dropdown)
   ============================================================================ */

.contribute-menu-wrapper {
    position: relative;
}

.contribute-menu {
    position: absolute;
    bottom: 100%;
    right: 0;
    margin-bottom: 0.75rem;
    min-width: 240px;
    padding: 0.5rem;
    background: linear-gradient(180deg, rgba(30, 30, 50, 0.98), rgba(20, 20, 35, 0.98));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px) scale(0.95);
    transform-origin: bottom right;
    transition: all var(--transition-normal);
    z-index: 110;
}

.contribute-menu.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.contribute-menu-item {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    width: 100%;
    padding: 0.85rem 1rem;
    background: transparent;
    border: none;
    border-radius: 10px;
    color: var(--color-text-primary, #fff);
    font-size: 0.9rem;
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.contribute-menu-item:hover {
    background: rgba(99, 102, 241, 0.12);
}

.contribute-menu-item .item-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 10px;
    font-size: 1.1rem;
    transition: all var(--transition-fast);
}

.contribute-menu-item:hover .item-icon {
    background: rgba(99, 102, 241, 0.2);
    transform: scale(1.05);
}

.contribute-menu-item .item-text {
    flex: 1;
}

.contribute-menu-item .item-label {
    display: block;
    font-weight: 500;
    color: var(--color-text-primary, #fff);
}

.contribute-menu-item .item-description {
    display: block;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 0.15rem;
}

.contribute-menu-item .item-arrow {
    color: rgba(255, 255, 255, 0.3);
    transition: transform var(--transition-fast);
}

.contribute-menu-item:hover .item-arrow {
    transform: translateX(3px);
    color: rgba(255, 255, 255, 0.5);
}

/* Menu Divider */
.contribute-menu-divider {
    height: 1px;
    margin: 0.5rem 0.75rem;
    background: rgba(255, 255, 255, 0.08);
}

/* ============================================================================
   COMMUNITY EMPTY STATES
   ============================================================================ */

.community-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    text-align: center;
}

.community-empty-state .empty-icon {
    font-size: 3.5rem;
    margin-bottom: 1.25rem;
    opacity: 0.4;
    filter: grayscale(0.5);
}

.community-empty-state .empty-title {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-text-primary, #fff);
    margin: 0 0 0.5rem;
}

.community-empty-state .empty-description {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.55);
    margin: 0 0 1.75rem;
    max-width: 320px;
    line-height: 1.5;
}

.community-empty-state .btn-action {
    padding: 0.75rem 1.5rem;
    background: var(--color-primary, #6366f1);
    border: none;
    border-radius: 10px;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.community-empty-state .btn-action:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(99, 102, 241, 0.4);
}

/* ============================================================================
   VOTE BUTTONS (Compact Version for Lists)
   ============================================================================ */

.vote-buttons.compact {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.vote-buttons.compact .vote-btn {
    padding: 0.4rem 0.6rem;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.vote-buttons.compact .vote-btn:hover {
    background: rgba(255, 255, 255, 0.05);
}

.vote-buttons.compact .vote-btn.active.upvote {
    background: rgba(34, 197, 94, 0.12);
    border-color: rgba(34, 197, 94, 0.4);
    color: #22c55e;
}

.vote-buttons.compact .vote-btn.active.downvote {
    background: rgba(239, 68, 68, 0.12);
    border-color: rgba(239, 68, 68, 0.4);
    color: #ef4444;
}

.vote-buttons.compact .vote-count {
    min-width: 1.5rem;
    text-align: center;
    font-weight: 600;
    font-size: 0.8rem;
    font-variant-numeric: tabular-nums;
}

/* Vote Score Display */
.vote-score {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.vote-score.positive {
    color: #22c55e;
    background: rgba(34, 197, 94, 0.1);
}

.vote-score.negative {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

.vote-score.neutral {
    color: rgba(255, 255, 255, 0.5);
}

/* ============================================================================
   PERSPECTIVE INDICATOR
   ============================================================================ */

.perspective-indicator {
    position: sticky;
    top: 0;
    z-index: 50;
    margin-bottom: 1.75rem;
}

.perspective-banner {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.1rem 1.5rem;
    background: linear-gradient(135deg, rgba(147, 51, 234, 0.12), rgba(99, 102, 241, 0.12));
    border: 1px solid rgba(147, 51, 234, 0.25);
    border-radius: 14px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.perspective-banner .perspective-icon {
    font-size: 1.6rem;
    flex-shrink: 0;
}

.perspective-banner .perspective-info {
    flex: 1;
}

.perspective-banner .perspective-info strong {
    display: block;
    color: var(--color-text-primary, #fff);
    font-size: 0.95rem;
    margin-bottom: 0.2rem;
}

.perspective-banner .perspective-info span {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.65);
}

.perspective-banner .perspective-actions {
    display: flex;
    gap: 0.5rem;
}

.perspective-banner .perspective-actions button {
    padding: 0.55rem 1rem;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    color: var(--color-text-primary, #fff);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.perspective-banner .perspective-actions button:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.25);
}

.perspective-banner .perspective-actions button.primary {
    background: var(--color-primary, #6366f1);
    border-color: transparent;
}

.perspective-banner .perspective-actions button.primary:hover {
    background: var(--color-secondary, #8b5cf6);
}

/* Perspective Changes Tags */
.perspective-changes {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.85rem;
    padding-top: 0.85rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    flex-wrap: wrap;
}

.perspective-changes .changes-label {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.45);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.perspective-changes .change-tag {
    padding: 0.25rem 0.6rem;
    background: rgba(147, 51, 234, 0.15);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 500;
    color: #a78bfa;
}

/* ============================================================================
   ACTIVITY FEED (Mini)
   ============================================================================ */

.community-activity-feed {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 10px;
    transition: background var(--transition-fast);
}

.activity-item:hover {
    background: rgba(255, 255, 255, 0.04);
}

.activity-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
    min-width: 0;
}

.activity-text {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.4;
}

.activity-text .username {
    font-weight: 500;
    color: var(--color-primary, #6366f1);
}

.activity-text .action {
    color: rgba(255, 255, 255, 0.5);
}

.activity-time {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    margin-top: 0.25rem;
}

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

@media (max-width: 768px) {
    .entity-community-section {
        padding: 1.5rem;
        margin-top: 2rem;
        border-radius: 16px;
    }

    .community-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .community-header .section-title {
        font-size: 1.25rem;
    }

    .community-tabs {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 0.25rem;
    }

    .community-tabs .tab-btn {
        padding: 0.65rem 1rem;
        font-size: 0.85rem;
    }

    .relationship-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .relationship-votes {
        width: 100%;
        justify-content: flex-end;
        padding-top: 0.5rem;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }

    .btn-contribute.floating {
        bottom: 1.25rem;
        right: 1.25rem;
        padding: 0.9rem 1.35rem;
        font-size: 0.85rem;
    }

    .contribute-menu {
        min-width: 220px;
        right: -0.5rem;
    }

    .perspective-banner {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        padding: 1rem 1.25rem;
    }

    .perspective-banner .perspective-actions {
        width: 100%;
    }

    .perspective-banner .perspective-actions button {
        flex: 1;
    }

    .community-empty-state {
        padding: 3rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .entity-community-section {
        padding: 1.25rem;
        border-radius: 14px;
    }

    .community-tabs .tab-btn {
        padding: 0.55rem 0.85rem;
        font-size: 0.8rem;
    }

    .community-tabs .tab-btn .tab-text {
        display: none;
    }

    .community-tabs .count-badge {
        margin-left: 0;
    }

    .contribute-menu-item {
        padding: 0.75rem;
    }

    .contribute-menu-item .item-icon {
        width: 32px;
        height: 32px;
    }

    .perspective-changes {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ============================================================================
   ACCESSIBILITY
   ============================================================================ */

/* Focus visible states */
.community-tabs .tab-btn:focus-visible,
.btn-contribute:focus-visible,
.contribute-menu-item:focus-visible,
.relationship-card:focus-visible,
.btn-suggest-relationship:focus-visible {
    outline: 2px solid var(--color-primary, #6366f1);
    outline-offset: 2px;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .community-tab-panel,
    .contribute-menu,
    .relationship-card,
    .btn-contribute,
    .btn-suggest-relationship,
    .contribute-menu-item {
        animation: none;
        transition: opacity 0.15s ease;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .entity-community-section {
        border-width: 2px;
    }

    .community-tabs .tab-btn.active {
        outline: 2px solid white;
        outline-offset: -2px;
    }

    .relationship-card {
        border-width: 2px;
    }
}

/* ============================================================================
   PRINT STYLES
   ============================================================================ */

@media print {
    .entity-community-section {
        page-break-inside: avoid;
        border: 1px solid #ccc;
        background: white;
    }

    .btn-contribute.floating,
    .contribute-menu,
    .perspective-banner {
        display: none;
    }

    .community-tabs {
        display: none;
    }

    .community-tab-panel {
        display: block !important;
    }
}