/* ============================================
   OpenClaw.ai.vn — Components CSS
   Reusable UI Component Styles
   ============================================ */

/* --- Card Component --- */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-image {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    background: var(--bg-surface);
}

.card-body {
    padding: 24px;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-title a {
    color: var(--text-primary);
}

.card-title a:hover {
    color: var(--color-accent);
}

.card-excerpt {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 16px;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.card-meta img {
    width: 28px;
    height: 28px;
    border-radius: 50%;
}

.card-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Article Card */
.article-card .card-body {
    padding: 20px;
}

.article-card .card-image {
    position: relative;
}

.article-card .card-category {
    position: absolute;
    top: 12px;
    left: 12px;
}

/* Feature Card */
.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 32px 24px;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.feature-card-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    background: rgba(255, 107, 53, 0.1);
    border-radius: 16px;
    font-size: 1.8rem;
}

[data-theme="dark"] .feature-card-icon {
    background: rgba(255, 107, 53, 0.15);
}

.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* --- Badge Component --- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 6px;
    white-space: nowrap;
}

.badge-primary {
    background: rgba(27, 58, 92, 0.1);
    color: var(--color-primary);
}

.badge-secondary {
    background: rgba(46, 117, 182, 0.1);
    color: var(--color-secondary);
}

.badge-accent {
    background: rgba(255, 107, 53, 0.12);
    color: var(--color-accent);
}

.badge-success {
    background: rgba(16, 185, 129, 0.12);
    color: var(--color-success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.12);
    color: var(--color-warning);
}

.badge-error {
    background: rgba(239, 68, 68, 0.12);
    color: var(--color-error);
}

.badge-info {
    background: rgba(59, 130, 246, 0.12);
    color: var(--color-info);
}

[data-theme="dark"] .badge-primary {
    background: rgba(27, 58, 92, 0.3);
    color: #6ba3d6;
}

[data-theme="dark"] .badge-secondary {
    background: rgba(46, 117, 182, 0.2);
}

/* Method badges */
.method-badge {
    display: inline-block;
    padding: 3px 10px;
    font-size: 0.7rem;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
    text-transform: uppercase;
    border-radius: 4px;
    letter-spacing: 0.5px;
}

.method-get {
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-success);
}

.method-post {
    background: rgba(59, 130, 246, 0.15);
    color: var(--color-info);
}

.method-put {
    background: rgba(245, 158, 11, 0.15);
    color: var(--color-warning);
}

.method-delete {
    background: rgba(239, 68, 68, 0.15);
    color: var(--color-error);
}

/* --- Tabs Component --- */
.tabs {
    border-bottom: 2px solid var(--border-color);
    display: flex;
    gap: 0;
    overflow-x: auto;
}

.tab-btn {
    padding: 12px 24px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    font-family: 'Inter', sans-serif;
}

.tab-btn:hover {
    color: var(--text-primary);
}

.tab-btn.active {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
    font-weight: 600;
}

.tab-content {
    display: none;
    padding: 24px 0;
    animation: fadeIn 0.3s ease;
}

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

/* --- Accordion Component --- */
.accordion-item {
    border: 1px solid var(--border-color);
    border-radius: 10px;
    margin-bottom: 8px;
    overflow: hidden;
    transition: border-color 0.2s;
}

.accordion-item:hover {
    border-color: var(--border-hover);
}

.accordion-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 18px 20px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: 'Inter', sans-serif;
    transition: all 0.2s;
}

.accordion-trigger:hover {
    color: var(--color-accent);
}

.accordion-trigger .accordion-icon {
    transition: transform 0.3s ease;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.accordion-item.open .accordion-trigger .accordion-icon {
    transform: rotate(180deg);
}

.accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}

.accordion-body-inner {
    padding: 0 20px 20px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* --- Modal Component --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 5000;
    background: var(--overlay-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s ease;
}

.modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-elevated);
    border-radius: 16px;
    max-width: 520px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    transform: scale(0.95) translateY(10px);
    transition: transform 0.25s ease;
}

.modal-overlay.open .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 1.15rem;
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: var(--bg-surface);
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-muted);
    transition: all 0.15s;
}

.modal-close:hover {
    background: var(--color-error);
    color: #fff;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* --- Toast Notifications --- */
.toast-container {
    position: fixed;
    top: 88px;
    right: 24px;
    z-index: 6000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
    font-size: 0.9rem;
    min-width: 300px;
    max-width: 420px;
    animation: slideDown 0.3s ease;
    border-left: 4px solid var(--color-info);
}

.toast-success {
    border-left-color: var(--color-success);
}

.toast-error {
    border-left-color: var(--color-error);
}

.toast-warning {
    border-left-color: var(--color-warning);
}

.toast-close {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.1rem;
}

/* --- Carousel / Slider --- */
.carousel {
    position: relative;
    overflow: hidden;
}

.carousel-track {
    display: flex;
    transition: transform 0.4s ease;
}

.carousel-slide {
    flex: 0 0 100%;
    min-width: 0;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.2s;
    z-index: 10;
}

.carousel-btn:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}

.carousel-btn-prev {
    left: 12px;
}

.carousel-btn-next {
    right: 12px;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: none;
    background: var(--border-color);
    cursor: pointer;
    transition: all 0.2s;
}

.carousel-dot.active {
    background: var(--color-accent);
    width: 24px;
    border-radius: 4px;
}

/* --- Form Components --- */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.9rem;
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    outline: none;
    transition: all 0.2s;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.form-error {
    font-size: 0.8rem;
    color: var(--color-error);
    margin-top: 4px;
}

/* Checkbox / Radio */
.form-check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-accent);
    margin-top: 2px;
    cursor: pointer;
}

.form-check-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Password Strength */
.password-strength {
    display: flex;
    gap: 4px;
    margin-top: 8px;
}

.password-strength-bar {
    flex: 1;
    height: 4px;
    border-radius: 2px;
    background: var(--border-color);
    transition: background 0.3s;
}

.password-strength-bar.weak {
    background: var(--color-error);
}

.password-strength-bar.fair {
    background: var(--color-warning);
}

.password-strength-bar.good {
    background: var(--color-info);
}

.password-strength-bar.strong {
    background: var(--color-success);
}

.password-strength-text {
    font-size: 0.78rem;
    margin-top: 4px;
    font-weight: 500;
}

/* --- Table Component --- */
.table-container {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    padding: 14px 20px;
    text-align: left;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    background: var(--bg-surface);
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.table td {
    padding: 14px 20px;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.table tr:last-child td {
    border-bottom: none;
}

.table tr:hover td {
    background: var(--bg-surface);
}

/* Comparison Table */
.comparison-table th:first-child,
.comparison-table td:first-child {
    position: sticky;
    left: 0;
    background: var(--bg-secondary);
    z-index: 1;
    font-weight: 600;
}

.comparison-table .check {
    color: var(--color-success);
    font-size: 1.1rem;
}

.comparison-table .cross {
    color: var(--color-error);
    font-size: 1.1rem;
}

.comparison-table .partial {
    color: var(--color-warning);
    font-size: 1.1rem;
}

/* --- Copy Button (Code blocks) --- */
.code-block-wrapper {
    position: relative;
}

.copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 6px 12px;
    font-size: 0.72rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}

.copy-btn:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}

.copy-btn.copied {
    background: var(--color-success);
    border-color: var(--color-success);
    color: #fff;
}

/* --- Callout Boxes --- */
.callout {
    padding: 16px 20px;
    border-radius: 10px;
    margin: 1.5rem 0;
    display: flex;
    gap: 12px;
    font-size: 0.9rem;
    line-height: 1.7;
}

.callout-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.callout-info {
    background: rgba(59, 130, 246, 0.08);
    border-left: 4px solid var(--color-info);
    color: var(--text-primary);
}

.callout-tip {
    background: rgba(16, 185, 129, 0.08);
    border-left: 4px solid var(--color-success);
}

.callout-warning {
    background: rgba(245, 158, 11, 0.08);
    border-left: 4px solid var(--color-warning);
}

.callout-danger {
    background: rgba(239, 68, 68, 0.08);
    border-left: 4px solid var(--color-error);
}

/* --- Pricing Card --- */
.pricing-card {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 40px 32px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card.featured {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 1px var(--color-accent), var(--shadow-xl);
    transform: scale(1.02);
}

.pricing-card.featured::before {
    content: 'PHỔ BIẾN NHẤT';
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 16px;
    background: var(--color-accent);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: 20px;
    letter-spacing: 0.5px;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured:hover {
    transform: scale(1.02) translateY(-4px);
}

.pricing-name {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.pricing-price {
    font-size: 2.75rem;
    font-weight: 800;
    margin-bottom: 4px;
    line-height: 1;
}

.pricing-price .currency {
    font-size: 1.2rem;
    vertical-align: super;
}

.pricing-price .period {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-muted);
}

.pricing-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 28px;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
}

.pricing-features li {
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-features li i {
    color: var(--color-success);
    width: 16px;
    text-align: center;
}

/* --- Pricing Toggle --- */
.pricing-toggle {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-surface);
    padding: 6px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.pricing-toggle-btn {
    padding: 10px 24px;
    font-size: 0.9rem;
    font-weight: 500;
    border: none;
    background: none;
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-muted);
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}

.pricing-toggle-btn.active {
    background: var(--bg-elevated);
    color: var(--text-primary);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

.save-badge {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--color-success);
    background: rgba(16, 185, 129, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
}

/* --- Timeline (Changelog) --- */
.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 15px;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
}

.timeline-dot {
    position: absolute;
    left: -33px;
    top: 6px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--color-accent);
    border: 3px solid var(--bg-primary);
}

.timeline-content {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
}

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

.timeline-version {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-primary);
}

.timeline-date {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* --- Tag Pills --- */
.tag {
    display: inline-block;
    padding: 3px 10px;
    font-size: 0.75rem;
    font-weight: 500;
    background: var(--bg-surface);
    color: var(--text-secondary);
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: all 0.2s;
}

.tag:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* --- Pagination --- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: 40px;
}

.pagination-btn {
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    font-family: 'Inter', sans-serif;
}

.pagination-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.pagination-btn.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}

/* --- Author Box --- */
.author-box {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: var(--bg-surface);
    border-radius: 14px;
    margin: 40px 0;
}

.author-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    flex-shrink: 0;
    object-fit: cover;
}

.author-name {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.author-bio {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* --- Skill Card --- */
.skill-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 24px;
    transition: all 0.3s ease;
}

.skill-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.skill-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 12px;
}

.skill-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-surface);
    border-radius: 12px;
    font-size: 1.4rem;
}

.skill-name {
    font-size: 1rem;
    font-weight: 700;
}

.skill-author {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.skill-desc {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.skill-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.skill-stats {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.skill-stats i {
    margin-right: 4px;
}

.skill-rating {
    color: var(--color-warning);
}

/* --- Docs Sidebar --- */
.docs-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 48px;
    align-items: start;
}

.docs-sidebar {
    position: sticky;
    top: 96px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    padding-right: 16px;
}

.docs-nav-group {
    margin-bottom: 24px;
}

.docs-nav-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 8px;
    padding: 0 12px;
}

.docs-nav-link {
    display: block;
    padding: 8px 12px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    border-radius: 6px;
    border-left: 2px solid transparent;
    transition: all 0.15s;
}

.docs-nav-link:hover {
    color: var(--color-accent);
    background: rgba(255, 107, 53, 0.06);
}

.docs-nav-link.active {
    color: var(--color-accent);
    border-left-color: var(--color-accent);
    background: rgba(255, 107, 53, 0.08);
    font-weight: 600;
}

/* --- Table of Contents (Article) --- */
.toc {
    position: sticky;
    top: 96px;
}

.toc h4 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.toc-list {
    list-style: none;
}

.toc-link {
    display: block;
    padding: 6px 0;
    font-size: 0.85rem;
    color: var(--text-muted);
    border-left: 2px solid var(--border-color);
    padding-left: 14px;
    transition: all 0.15s;
}

.toc-link:hover,
.toc-link.active {
    color: var(--color-accent);
    border-left-color: var(--color-accent);
}

/* --- Discussion Thread --- */
.thread-item {
    display: flex;
    gap: 16px;
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 12px;
    transition: border-color 0.2s;
}

.thread-item:hover {
    border-color: var(--border-hover);
}

.thread-votes {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    min-width: 48px;
}

.thread-vote-count {
    font-size: 1.1rem;
    font-weight: 700;
}

.thread-vote-label {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.thread-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.thread-title a {
    color: var(--text-primary);
}

.thread-title a:hover {
    color: var(--color-accent);
}

/* --- Comment --- */
.comment {
    display: flex;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
}

.comment-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    flex-shrink: 0;
}

.comment-author {
    font-weight: 600;
    font-size: 0.9rem;
}

.comment-date {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.comment-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-top: 6px;
}

/* --- Section Header --- */
.section-header {
    margin-bottom: 48px;
}

.section-header.center {
    text-align: center;
}

.section-header h2 {
    margin-bottom: 12px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 600px;
}

.section-header.center p {
    margin: 0 auto;
}

/* --- Filter Bar --- */
.filter-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.filter-btn {
    padding: 8px 18px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}

.filter-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.filter-btn.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}

/* --- Grid Layouts --- */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .docs-layout {
        grid-template-columns: 1fr;
    }

    .docs-sidebar {
        position: static;
        max-height: none;
    }
}

@media (max-width: 640px) {

    .grid-4,
    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* --- News Grid (Featured) --- */
.news-featured-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 24px;
}

.news-featured-grid .card:first-child .card-image {
    aspect-ratio: 16/10;
}

.news-featured-side {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

@media (max-width: 768px) {
    .news-featured-grid {
        grid-template-columns: 1fr;
    }
}

/* --- Testimonial --- */
.testimonial-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 32px;
}

.testimonial-text {
    font-size: 1rem;
    font-style: italic;
    color: var(--text-primary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.testimonial-text::before {
    content: '"';
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 0;
    vertical-align: -0.3em;
    margin-right: 4px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-author img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
}

.testimonial-author-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.testimonial-author-handle {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* --- Progress Steps --- */
.steps {
    display: flex;
    align-items: center;
    gap: 0;
    margin-bottom: 40px;
    overflow-x: auto;
}

.step {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    white-space: nowrap;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.step.active {
    color: var(--color-accent);
    font-weight: 600;
}

.step.completed {
    color: var(--color-success);
}

.step-number {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    font-size: 0.75rem;
    font-weight: 700;
}

.step.active .step-number {
    border-color: var(--color-accent);
    background: var(--color-accent);
    color: #fff;
}

.step.completed .step-number {
    border-color: var(--color-success);
    background: var(--color-success);
    color: #fff;
}

.step-connector {
    width: 32px;
    height: 2px;
    background: var(--border-color);
    flex-shrink: 0;
}

/* --- Share Buttons --- */
.share-buttons {
    display: flex;
    gap: 8px;
}

.share-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-muted);
    background: var(--bg-secondary);
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.share-btn:hover {
    color: #fff;
    border-color: transparent;
}

.share-btn.twitter:hover {
    background: #1DA1F2;
}

.share-btn.facebook:hover {
    background: #4267B2;
}

.share-btn.linkedin:hover {
    background: #0077B5;
}

.share-btn.copy-link:hover {
    background: var(--color-accent);
}

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.empty-state h3 {
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}