/* 帖子详情 — 深色主题覆盖 post-read.css */

.dev-ui-preview.post-read-page {
    --bg: var(--bg-body);
    --surface: rgba(42, 54, 80, 0.88);
    --surface-soft: rgba(255, 255, 255, 0.06);
    --text: var(--text-primary);
    --muted: var(--text-muted);
    --line: var(--border-primary);
    --accent: var(--color-primary);
    --accent-soft: var(--color-primary-soft);
    --accent-strong: #93c5fd;
    --shadow-sm: var(--shadow-card);
    --shadow-md: var(--shadow-card);
}

.dev-ui-preview.post-read-page .rb-page {
    min-height: 100vh;
}

.dev-ui-preview.post-read-page .post-read-wrap {
    max-width: 1160px;
    margin: 0 auto;
    padding: 8px 20px 72px;
}

.dev-ui-preview.post-read-page .post-panel {
    background: rgba(42, 54, 80, 0.82);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-card), var(--shadow-glow);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
}

.dev-ui-preview.post-read-page .post-hero {
    background:
        radial-gradient(circle at top right, rgba(59, 130, 246, 0.16), transparent 46%),
        rgba(255, 255, 255, 0.04);
    border-bottom-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .post-title {
    color: var(--text-primary);
}

.dev-ui-preview.post-read-page .post-badge {
    background: var(--color-primary-soft);
    color: #93c5fd;
    border-color: rgba(59, 130, 246, 0.28);
}

.dev-ui-preview.post-read-page .post-badge.badge-pending {
    background: rgba(251, 146, 60, 0.16);
    color: #fdba74;
    border-color: rgba(251, 146, 60, 0.28);
}

.dev-ui-preview.post-read-page .post-stat-chip {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--border-primary);
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .post-stat-chip strong {
    color: var(--text-primary);
}

.dev-ui-preview.post-read-page .pending-banner {
    background: rgba(251, 146, 60, 0.12);
    border-color: rgba(251, 146, 60, 0.28);
    color: #fdba74;
}

.dev-ui-preview.post-read-page .pending-banner strong {
    color: #fb923c;
}

.dev-ui-preview.post-read-page .post-author-bar {
    border-top-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .post-tag {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--border-primary);
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .post-tag:hover {
    border-color: rgba(59, 130, 246, 0.35);
    color: #93c5fd;
    background: var(--color-primary-soft);
}

.dev-ui-preview.post-read-page .post-content {
    padding: 18px 20px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-primary);
    color: var(--text-secondary);
    line-height: 1.9;
}

.dev-ui-preview.post-read-page .post-content a {
    color: #93c5fd;
}

.dev-ui-preview.post-read-page .post-content a:hover {
    color: #bfdbfe;
}

.dev-ui-preview.post-read-page .post-author-bar .meta {
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .post-actions .btn-primary {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.28);
}

.dev-ui-preview.post-read-page .post-replies,
.dev-ui-preview.post-read-page .comment-feed {
    background: transparent;
    border-top-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .comment-feed__title {
    color: var(--text-primary);
}

.dev-ui-preview.post-read-page .comment-feed__count,
.dev-ui-preview.post-read-page .comment-feed__empty-state,
.dev-ui-preview.post-read-page .comment-feed__empty-state span {
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .comment-feed__divider {
    background: var(--border-primary);
}

.dev-ui-preview.post-read-page .comment-feed .reply-thread {
    border-bottom-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .comment-feed .reply-body {
    color: var(--text-secondary);
}

.dev-ui-preview.post-read-page .comment-feed .reply-user,
.dev-ui-preview.post-read-page .comment-feed .reply-user-link,
.dev-ui-preview.post-read-page .comment-feed .reply-to-inline,
.dev-ui-preview.post-read-page .comment-feed .reply-meta-time,
.dev-ui-preview.post-read-page .comment-feed .reply-action-btn {
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .comment-feed .reply-action-btn:hover {
    color: #93c5fd;
}

.dev-ui-preview.post-read-page .comment-feed .reply-to {
    color: #93c5fd;
}

.dev-ui-preview.post-read-page .inline-reply-form textarea {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    box-shadow: inset 0 0 0 1px var(--border-strong);
}

.dev-ui-preview.post-read-page .inline-reply-form textarea:focus {
    box-shadow: inset 0 0 0 1px rgba(59, 130, 246, 0.35);
}

.dev-ui-preview.post-read-page .attachments {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .attachments h3,
.dev-ui-preview.post-read-page .video-attachments h3 {
    color: var(--text-primary);
}

.dev-ui-preview.post-read-page .video-attachment-meta {
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .video-attachment-meta a {
    color: #93c5fd;
}

.dev-ui-preview.post-read-page .post-side-card {
    background: rgba(42, 54, 80, 0.82);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-card);
}

.dev-ui-preview.post-read-page .post-side-card h2 {
    color: var(--text-primary);
}

.dev-ui-preview.post-read-page .post-side-card .meta {
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .post-side-card .tag {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--border-primary);
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .post-side-card .tag:hover {
    border-color: rgba(59, 130, 246, 0.35);
    color: #93c5fd;
    background: var(--color-primary-soft);
}

/* ── Tutorial posts: light-theme content island (tutorial-post.css is light-first) ── */
.dev-ui-preview.post-read-page .post-content.tutorial-content {
    --tutorial-ink: #0f172a;
    --tutorial-ink-secondary: #334155;
    --tutorial-ink-muted: #64748b;
    --tutorial-line: #e2e8f0;
    color: var(--tutorial-ink-secondary);
    background: #f8fafc !important;
    border-color: var(--tutorial-line) !important;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-post-hero,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-tier-card,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-summary,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-flow,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-step-card,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-faq,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-callout,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-summary__row,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-generic-body,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-flow__item,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-faq__item {
    background: #fff !important;
    border-color: var(--tutorial-line) !important;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-post-hero {
    background:
        radial-gradient(circle at top right, rgba(37, 99, 235, 0.12), transparent 42%),
        linear-gradient(135deg, #fff 0%, #f8fbff 58%, #eff6ff 100%) !important;
    border-color: rgba(37, 99, 235, 0.16) !important;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-step-card__visual {
    background: linear-gradient(180deg, #f8fafc 0%, #eef2ff 100%) !important;
    border-color: var(--tutorial-line) !important;
    box-shadow: none;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-tier-card.is-trial {
    background: linear-gradient(180deg, #fff 0%, #fff7ed 100%) !important;
    border-color: rgba(234, 88, 12, 0.2) !important;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-tier-card.is-invite {
    background: linear-gradient(180deg, #fff 0%, #eff6ff 100%) !important;
    border-color: rgba(37, 99, 235, 0.18) !important;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-tier-card.is-vip {
    background: linear-gradient(180deg, #fff 0%, #fff9e8 100%) !important;
    border-color: rgba(184, 134, 11, 0.24) !important;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-callout.is-warn {
    background: #fff7ed !important;
    border-color: rgba(234, 88, 12, 0.2) !important;
    color: #9a3412 !important;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-callout.is-summary {
    background: #ecfdf5 !important;
    border-color: rgba(13, 148, 136, 0.2) !important;
    color: #115e59 !important;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-tag {
    background: #eff6ff !important;
    border-color: rgba(37, 99, 235, 0.14) !important;
    color: #1d4ed8 !important;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-tier-badge,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-flow__index,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-step-card__no {
    background: #eff6ff !important;
    color: #1d4ed8 !important;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-summary__label,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-tier-price,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-paragraph a {
    color: #1d4ed8 !important;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-summary__value,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-step-card__lead,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-step-card__points,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-step-card__points li,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-flow__item p,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-faq__item p,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-tier-note,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-feature-text,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-post-hero__desc,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-summary__head p,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-flow__head p {
    color: var(--tutorial-ink-muted) !important;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-post-hero__title,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-tier-label,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-summary__head h3,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-flow__head h3,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-step-card__title,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-paragraph,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-flow__item strong,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-faq__item summary {
    color: var(--tutorial-ink) !important;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-ui-mock,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-ui-mock text,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-ui-mock tspan {
    color: unset;
}

.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-ui-mock text,
.dev-ui-preview.post-read-page .post-content.tutorial-content .tutorial-ui-mock tspan {
    paint-order: stroke fill;
}

.dev-ui-preview.post-read-page .welfare-code-copy {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(59, 130, 246, 0.28);
    color: #93c5fd;
}

.dev-ui-preview.post-read-page .welfare-code-text {
    color: var(--text-primary);
}

.dev-ui-preview.post-read-page .welfare-code-status {
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .welfare-code-row.is-available .welfare-code-status {
    color: #93c5fd;
    background: rgba(59, 130, 246, 0.14);
}

.dev-ui-preview.post-read-page .welfare-code-row.is-used .welfare-code-status {
    color: #86efac;
    background: rgba(34, 197, 94, 0.12);
}

.dev-ui-preview.post-read-page .post-actions {
    border-top-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .post-actions .btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
    border-color: var(--border-strong);
}

.dev-ui-preview.post-read-page .reply-sidebar,
.dev-ui-preview.post-read-page .comment-composer,
.dev-ui-preview.post-read-page .comment-feed {
    background: transparent;
    border-color: var(--border-strong);
    box-shadow: none;
}

.dev-ui-preview.post-read-page .comment-composer__form textarea,
.dev-ui-preview.post-read-page .reply-box textarea {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-strong);
    color: var(--text-primary);
}

.dev-ui-preview.post-read-page .comment-composer__form textarea:focus,
.dev-ui-preview.post-read-page .reply-box textarea:focus {
    background: rgba(255, 255, 255, 0.09);
    box-shadow: inset 0 0 0 1px rgba(59, 130, 246, 0.35);
}

.dev-ui-preview.post-read-page .comment-composer__image,
.dev-ui-preview.post-read-page .reply-image-wrap {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border-strong);
}

.dev-ui-preview.post-read-page .comment-composer__login,
.dev-ui-preview.post-read-page .reply-closed {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .reply-cancel-btn {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .reply-cancel-btn:hover {
    background: rgba(255, 255, 255, 0.12);
}

.dev-ui-preview.post-read-page .comment-feed .reply-thread {
    border-bottom-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .comment-feed .reply-body {
    color: var(--text-secondary);
}

.dev-ui-preview.post-read-page .comment-feed .reply-user,
.dev-ui-preview.post-read-page .comment-feed .reply-user-link,
.dev-ui-preview.post-read-page .comment-feed .reply-to-inline {
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .ui-avatar {
    color: #fff;
    background: linear-gradient(145deg, #2563eb 0%, #3b82f6 100%);
    box-shadow:
        0 0 0 2px rgba(255, 255, 255, 0.14),
        0 0 0 3px rgba(59, 130, 246, 0.28);
}

.dev-ui-preview.post-read-page .welfare-post-countdown {
    padding: 22px 24px;
    border-radius: 18px;
    border: 1px solid rgba(245, 158, 11, 0.22);
    background: rgba(245, 158, 11, 0.08);
}

.dev-ui-preview.post-read-page .welfare-post-countdown-head {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 6px;
    margin-bottom: 18px;
}

.dev-ui-preview.post-read-page .welfare-post-countdown-kicker {
    font-family: var(--font-label);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: #22d3ee;
}

.dev-ui-preview.post-read-page .welfare-post-countdown-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.dev-ui-preview.post-read-page .rb-welfare-countdown--post {
    width: 100%;
    padding: 20px 24px;
    border-radius: 14px;
    background: rgba(0, 0, 0, 0.32);
    border: 1px solid rgba(245, 158, 11, 0.28);
}

.dev-ui-preview.post-read-page .rb-welfare-countdown--post .rb-welfare-countdown-track {
    width: 100%;
    justify-content: center;
    gap: 10px;
}

.dev-ui-preview.post-read-page .rb-welfare-countdown--post .rb-welfare-counter-sep {
    font-size: 32px;
    line-height: 1;
    padding-bottom: 2px;
    color: rgba(252, 211, 77, 0.92);
}

.dev-ui-preview.post-read-page .rb-welfare-countdown--post .rb-welfare-counter-slot {
    min-height: 52px;
}

.dev-ui-preview.post-read-page .welfare-post-countdown-note {
    margin: 12px 0 0;
    font-size: 13px;
    line-height: 1.7;
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .welfare-post-countdown.is-refreshing {
    border-color: rgba(34, 197, 94, 0.28);
    background: rgba(34, 197, 94, 0.1);
}

.dev-ui-preview.post-read-page .welfare-post-countdown.is-refreshing .welfare-post-countdown-title {
    color: #86efac;
}

.dev-ui-preview.post-read-page .welfare-post-head {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.22);
}

.dev-ui-preview.post-read-page .welfare-post-title {
    color: #93c5fd;
}

.dev-ui-preview.post-read-page .welfare-code-group {
    background: rgba(42, 54, 80, 0.72);
    border-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .welfare-code-group-head {
    background: rgba(255, 255, 255, 0.04);
    border-bottom-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .welfare-code-row {
    border-bottom-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .welfare-code-row.is-available .welfare-code-text {
    border-color: rgba(59, 130, 246, 0.28);
    background: rgba(59, 130, 246, 0.12);
}

.dev-ui-preview.post-read-page .welfare-code-row.is-used .welfare-code-text {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-dimmed);
}

.dev-ui-preview.post-read-page .attachment-item {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .post-image-gallery {
    margin-top: 18px;
}

.dev-ui-preview.post-read-page .post-image-zoom {
    border-color: var(--border-strong);
}

.dev-ui-preview.post-read-page .reply-body-image {
    border-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .sidebar-card {
    background: rgba(42, 54, 80, 0.82);
    border-color: var(--border-strong);
}

/* 评论配图 — 深色按钮/预览卡 */
.dev-ui-preview.post-read-page .ui-image-picker-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px dashed rgba(59, 130, 246, 0.35);
    color: #93c5fd;
}

.dev-ui-preview.post-read-page .ui-image-picker-btn:hover {
    background: rgba(59, 130, 246, 0.12);
    border-color: rgba(59, 130, 246, 0.45);
    color: #bfdbfe;
}

.dev-ui-preview.post-read-page .ui-image-picker-card {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .ui-image-picker-thumb-wrap {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border-primary);
}

.dev-ui-preview.post-read-page .ui-image-picker-hint,
.dev-ui-preview.post-read-page .ui-image-picker-name,
.dev-ui-preview.post-read-page .ui-image-picker-size {
    color: var(--text-muted);
}

.dev-ui-preview.post-read-page .ui-image-picker-clear {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border-primary);
    color: #fca5a5;
}

.dev-ui-preview.post-read-page .ui-image-picker-clear:hover {
    background: rgba(248, 113, 113, 0.14);
    border-color: rgba(248, 113, 113, 0.28);
    color: #fecaca;
}

@media (max-width: 960px) {
    .dev-ui-preview.post-read-page .post-read-layout {
        grid-template-columns: 1fr;
    }
}