/* =============================================
   PREMIUM BROADSHEET STYLE - NYT/WSJ Inspired
   ============================================= */

:root {
  /* Premium Paper Colors */
  --paper-bg: #f4f1ec;
  --paper-white: #faf9f6;
  --ink-black: #121212;
  --ink-dark: #333333;
  --ink-body: #444444;
  --ink-caption: #666666;
  --ink-muted: #888888;
  --line-dark: #121212;
  --line-medium: #999999;
  --line-light: #d0d0d0;
  --line-hairline: #e5e5e5;
  --accent-blue: #326891;
}

/* ===== BASE STYLES ===== */
* {
  box-sizing: border-box;
}

body {
  background: var(--paper-bg);
  color: var(--ink-dark);
  font-family: 'Noto Serif KR', Georgia, 'Times New Roman', serif;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Subtle paper texture */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.03;
  z-index: 9999;
}

.newspaper-container {
  background: var(--paper-white);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  min-height: 100vh;
  position: relative;
}

/* ===== MASTHEAD - Premium Broadsheet Style ===== */
.masthead {
  padding: 1rem 0 0.75rem;
  text-align: center;
}

.masthead-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.6875rem;
  color: var(--ink-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line-hairline);
}

.masthead-top .slogan {
  font-style: italic;
  text-transform: none;
  letter-spacing: 0.02em;
  color: var(--ink-caption);
}

.masthead-line {
  display: none;
}

.masthead-line-thick {
  border: none;
  border-top: 2px solid var(--ink-black);
  margin: 0;
}

.masthead-title {
  font-family: 'Playfair Display', 'Times New Roman', Georgia, serif;
  font-weight: 700;
  font-size: 3.5rem;
  color: var(--ink-black);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0.75rem 0;
  /* Old English / Blackletter 느낌을 세리프로 표현 */
}

.masthead-info {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.75rem;
  color: var(--ink-caption);
  padding: 0.625rem 0;
  border-top: 1px solid var(--line-hairline);
  border-bottom: 1px solid var(--line-hairline);
  margin-bottom: 0.5rem;
}

.masthead-info .date {
  font-weight: 500;
}

/* ===== SECTION HEADER ===== */
.section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.25rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line-light);
}

.section-title {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-black);
}

.section-line {
  display: none;
}

.article-count {
  margin-left: auto;
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.75rem;
  color: var(--ink-muted);
}

/* ===== CATEGORY TABS ===== */
.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--ink-black);
}

.tab-item {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink-caption);
  background: none;
  border: none;
  padding: 0.75rem 1.25rem;
  cursor: pointer;
  position: relative;
  transition: color 0.15s ease;
}

.tab-item:hover {
  color: var(--ink-dark);
}

.tab-item.active {
  color: var(--ink-black);
  font-weight: 600;
}

.tab-item.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-blue);
}

/* Category Tabs - Mobile */
@media (max-width: 768px) {
  .category-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  .category-tabs::-webkit-scrollbar {
    display: none;
  }
  .tab-item {
    flex-shrink: 0;
    padding: 0.625rem 1rem;
  }
}

/* ===== NEWS GRID ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

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

@media (max-width: 640px) {
  .news-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== NEWS ARTICLE ===== */
.news-article {
  padding: 1.25rem;
  border-right: 1px solid var(--line-hairline);
  border-bottom: 1px solid var(--line-hairline);
  background: var(--paper-white);
  transition: background-color 0.15s ease;
  display: block;
  text-decoration: none;
  color: inherit;
}

.news-article:hover {
  background: #f8f7f4;
}

.news-article:nth-child(3n) {
  border-right: none;
}

@media (max-width: 1024px) {
  .news-article:nth-child(3n) {
    border-right: 1px solid var(--line-hairline);
  }
  .news-article:nth-child(2n) {
    border-right: none;
  }
}

@media (max-width: 640px) {
  .news-article {
    border-right: none;
  }
}

/* Article Image */
.article-image {
  margin-bottom: 0.875rem;
  position: relative;
  overflow: hidden;
  background: var(--line-hairline);
}

.article-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: opacity 0.2s ease;
}

.news-article:hover .article-image img {
  opacity: 0.95;
}

.image-caption {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.75rem;
  color: var(--ink-caption);
  margin-top: 0.5rem;
  line-height: 1.4;
}

/* Category Label */
.category-label {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-blue);
  margin-bottom: 0.375rem;
  display: block;
}

/* Headline */
.headline {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-weight: 700;
  color: var(--ink-black);
  line-height: 1.25;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.headline-large {
  font-size: 1.5rem;
}

.headline-medium {
  font-size: 1.125rem;
}

/* Lead */
.article-lead {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.875rem;
  color: var(--ink-body);
  line-height: 1.55;
  margin-bottom: 0.75rem;
}

/* Byline */
.byline {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.75rem;
  color: var(--ink-muted);
  padding-top: 0.75rem;
  margin-top: auto;
  border-top: 1px solid var(--line-hairline);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.byline-author {
  font-weight: 500;
  color: var(--ink-caption);
}

.byline-date {
  color: var(--ink-muted);
}

/* Tags */
.article-tags {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.8125rem;
  color: var(--ink-caption);
  margin-bottom: 0.5rem;
}

/* Hide original elements */
.channel-info, .channel-name, .tag {
  display: none;
}

/* Category Badge (legacy) */
.category-badge {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-blue);
  background: none;
  padding: 0;
  border: none;
}

/* ===== DETAIL PAGE ===== */
.article-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--line-light);
}

.article-header .category-badge {
  display: inline-block;
  margin-bottom: 1rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.article-header .headline {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.article-header .article-tags {
  font-size: 1rem;
  color: var(--ink-body);
  margin-bottom: 0;
}

.article-meta {
  max-width: 680px;
  margin: 0 auto 2rem;
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.875rem;
  color: var(--ink-caption);
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line-hairline);
  border-bottom: 1px solid var(--line-hairline);
}

/* Video Thumbnail */
#video-thumbnail-container {
  max-width: 680px;
  margin: 0 auto 2rem;
}

#video-thumbnail-container img {
  width: 100%;
  display: block;
}

#video-thumbnail-container .image-caption {
  text-align: center;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line-hairline);
  margin-top: 0.75rem;
}

/* Article Content */
.article-content {
  max-width: 680px;
  margin: 0 auto;
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--ink-dark);
}

.article-content p {
  margin-bottom: 1.5rem;
}

.article-content p:first-of-type::first-letter {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 4.5rem;
  font-weight: 700;
  float: left;
  line-height: 0.85;
  padding-right: 0.625rem;
  padding-top: 0.25rem;
  color: var(--ink-black);
}

.article-content h1,
.article-content h2,
.article-content h3 {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-weight: 700;
  color: var(--ink-black);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.article-content h1 {
  font-size: 1.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--ink-black);
}

.article-content h2 {
  font-size: 1.375rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line-light);
}

.article-content h3 {
  font-size: 1.125rem;
}

.article-content ul,
.article-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.75rem;
}

.article-content li {
  margin-bottom: 0.625rem;
}

.article-content blockquote {
  margin: 2rem 0;
  padding: 0 2rem;
  border-left: 3px solid var(--ink-black);
  font-style: italic;
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--ink-body);
}

.article-content code {
  background: var(--paper-bg);
  padding: 0.125rem 0.375rem;
  font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
  font-size: 0.875em;
  border-radius: 2px;
}

.article-content pre {
  background: var(--ink-black);
  color: #f0f0f0;
  padding: 1.5rem;
  overflow-x: auto;
  margin: 2rem 0;
  border-radius: 0;
}

.article-content pre code {
  background: transparent;
  padding: 0;
}

/* Speakers Section */
.speakers-section {
  max-width: 680px;
  margin: 3rem auto 0;
  padding-top: 2rem;
  border-top: 2px solid var(--ink-black);
}

.speakers-section h2 {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  color: var(--ink-black);
}

.speaker-card {
  background: var(--paper-bg);
  padding: 1.25rem;
  margin-bottom: 1rem;
  border-left: 3px solid var(--accent-blue);
}

.speaker-name {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-weight: 700;
  color: var(--ink-black);
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.speaker-role {
  font-family: 'Noto Serif KR', Georgia, serif;
  color: var(--ink-caption);
  font-size: 0.875rem;
}

/* Navigation */
.back-link {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.875rem;
  color: var(--accent-blue);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  transition: color 0.15s;
}

.back-link:hover {
  color: var(--ink-black);
}

/* ===== STATES ===== */
.loading-skeleton {
  background: linear-gradient(
    90deg,
    var(--line-hairline) 25%,
    #f0f0f0 50%,
    var(--line-hairline) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

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

.error-message {
  max-width: 480px;
  margin: 0 auto;
  text-align: center;
  padding: 3rem 2rem;
  background: var(--paper-bg);
}

.error-title {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--ink-black);
  margin-bottom: 0.5rem;
}

.retry-btn {
  margin-top: 1.5rem;
  padding: 0.625rem 1.5rem;
  background: var(--ink-black);
  color: var(--paper-white);
  border: none;
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background 0.15s;
}

.retry-btn:hover {
  background: var(--ink-body);
}

.empty-state {
  max-width: 480px;
  margin: 2rem auto;
  text-align: center;
  padding: 4rem 2rem;
  background: var(--paper-bg);
}

.empty-title {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--ink-caption);
  margin-bottom: 0.5rem;
}

/* ===== FOOTER ===== */
.footer-line {
  border: none;
  border-top: 1px solid var(--line-light);
}

.newspaper-footer {
  margin-top: 3rem;
}

.footer-content {
  text-align: center;
  padding: 1.5rem 0;
}

.footer-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--ink-black);
  margin-bottom: 0.375rem;
}

.footer-info {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.75rem;
  color: var(--ink-muted);
}

.footer-contact {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.75rem;
  color: var(--ink-muted);
  margin-top: 0.25rem;
}

/* ===== UTILITIES ===== */
.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.hidden {
  display: none !important;
}

/* ===== SUB NAVIGATION ===== */
.sub-nav {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line-hairline);
}

/* ===== CONTRIBUTORS GRID ===== */
.contributors-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding: 1rem 0;
}

@media (max-width: 1024px) {
  .contributors-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .contributors-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .contributors-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== CONTRIBUTOR CARD ===== */
.contributor-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem 1rem;
  background: var(--paper-white);
  border: 1px solid var(--line-hairline);
  text-decoration: none;
  color: inherit;
  transition: all 0.15s ease;
}

.contributor-card:hover {
  background: #f8f7f4;
  border-color: var(--line-light);
}

.contributor-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  margin-bottom: 1rem;
  background: var(--line-hairline);
}

.contributor-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.contributor-name {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink-black);
  text-align: center;
  margin-bottom: 0.375rem;
}

.contributor-category {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.75rem;
  color: var(--accent-blue);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.contributor-subscribers {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.75rem;
  color: var(--ink-muted);
}

/* ===== CONTRIBUTOR HEADER (Detail Page) ===== */
.contributor-header {
  text-align: center;
  padding: 2rem 0;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--line-light);
}

.contributor-avatar-large {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 1rem;
  background: var(--line-hairline);
}

.contributor-avatar-large img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.contributor-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--ink-black);
  margin-bottom: 0.75rem;
}

.contributor-meta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.contributor-category-badge {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--paper-white);
  background: var(--accent-blue);
  padding: 0.25rem 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contributor-subscribers-text {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.875rem;
  color: var(--ink-caption);
}

.contributor-channel-link {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.875rem;
  color: var(--accent-blue);
  text-decoration: none;
  transition: color 0.15s;
}

.contributor-channel-link:hover {
  color: var(--ink-black);
}

/* ===== BACKFILL FORM ===== */
.backfill-section {
  background: var(--paper-bg);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  border: 1px solid var(--line-light);
}

.backfill-title {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ink-black);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.backfill-form {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 1rem;
}

.backfill-input-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.backfill-input-group label {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.75rem;
  color: var(--ink-caption);
  font-weight: 500;
}

.backfill-input-group input[type="date"] {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.875rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--line-light);
  background: var(--paper-white);
  color: var(--ink-dark);
  min-width: 150px;
}

.backfill-input-group input[type="date"]:focus {
  outline: none;
  border-color: var(--accent-blue);
}

.backfill-btn {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 1.25rem;
  background: var(--ink-black);
  color: var(--paper-white);
  border: none;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}

.backfill-btn:hover {
  background: var(--ink-body);
}

.backfill-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.backfill-btn.loading {
  position: relative;
  color: transparent;
}

.backfill-btn.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  margin: -8px 0 0 -8px;
  border: 2px solid var(--paper-white);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.backfill-result {
  width: 100%;
  margin-top: 0.75rem;
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.875rem;
  padding: 0.75rem 1rem;
  display: none;
}

.backfill-result.show {
  display: block;
}

.backfill-result.success {
  background: #e8f5e9;
  color: #2e7d32;
  border-left: 3px solid #4caf50;
}

.backfill-result.error {
  background: #ffebee;
  color: #c62828;
  border-left: 3px solid #f44336;
}

.backfill-result.info {
  background: #e3f2fd;
  color: #1565c0;
  border-left: 3px solid #2196f3;
}

/* Backfill Form - Mobile */
@media (max-width: 640px) {
  .backfill-form {
    flex-direction: column;
    align-items: stretch;
  }

  .backfill-input-group {
    width: 100%;
  }

  .backfill-input-group input[type="date"] {
    width: 100%;
  }

  .backfill-btn {
    width: 100%;
    padding: 0.75rem;
  }
}

/* ===== PENDING VIDEOS GRID ===== */
.pending-videos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding: 1rem 0;
}

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

@media (max-width: 640px) {
  .pending-videos-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

/* ===== VIDEO CARD ===== */
.video-card {
  position: relative;
  background: var(--paper-white);
  border: 1px solid var(--line-hairline);
  transition: all 0.15s ease;
  overflow: hidden;
}

.video-card:hover {
  border-color: var(--line-light);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.video-card.video-hidden {
  opacity: 0.5;
}

.video-card.video-hidden:hover {
  opacity: 0.75;
}

/* Video Thumbnail */
.video-thumbnail {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--line-hairline);
  overflow: hidden;
}

.video-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.2s ease;
}

.video-card:hover .video-thumbnail img {
  transform: scale(1.02);
}

/* Duration Badge */
.video-duration {
  position: absolute;
  bottom: 0.5rem;
  right: 0.5rem;
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
  font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.125rem 0.375rem;
  border-radius: 2px;
}

/* Video Info */
.video-info {
  padding: 1rem;
}

.video-channel {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-blue);
  margin-bottom: 0.375rem;
}

.video-title {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--ink-black);
  line-height: 1.35;
  margin-bottom: 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-description {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.8125rem;
  color: var(--ink-body);
  line-height: 1.5;
  margin-bottom: 0.75rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.75rem;
  color: var(--ink-muted);
  padding-top: 0.75rem;
  border-top: 1px solid var(--line-hairline);
}

.video-date {
  color: var(--ink-muted);
}

/* Hide Toggle Button */
.hide-toggle-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  width: 2rem;
  height: 2rem;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink-caption);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.15s ease;
  z-index: 10;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.video-card:hover .hide-toggle-btn {
  opacity: 1;
}

.hide-toggle-btn:hover {
  background: var(--paper-white);
  color: var(--ink-black);
  transform: scale(1.1);
}

.video-card.video-hidden .hide-toggle-btn {
  opacity: 1;
  background: var(--ink-black);
  color: var(--paper-white);
}

.video-card.video-hidden .hide-toggle-btn:hover {
  background: var(--ink-body);
}

/* Hide Toggle Icon */
.hide-toggle-btn svg {
  width: 1rem;
  height: 1rem;
}

/* ===== FILTER BAR ===== */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--line-hairline);
}

.filter-checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.filter-checkbox input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  cursor: pointer;
  accent-color: var(--accent-blue);
}

.filter-checkbox label {
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.875rem;
  color: var(--ink-body);
  cursor: pointer;
  user-select: none;
}

.filter-count {
  margin-left: auto;
  font-family: 'Noto Serif KR', Georgia, serif;
  font-size: 0.8125rem;
  color: var(--ink-muted);
}

/* Video Link (wrapper) */
.video-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .masthead-title {
    font-size: 2.25rem;
  }

  .masthead-top {
    flex-direction: column;
    gap: 0.375rem;
  }

  .masthead-info {
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
  }

  .article-header .headline {
    font-size: 1.875rem;
  }

  .article-content {
    font-size: 1.0625rem;
    padding: 0 1rem;
  }

  .article-content p:first-of-type::first-letter {
    font-size: 3.5rem;
  }

  .article-meta {
    flex-direction: column;
    gap: 0.5rem;
  }

  .contributor-title {
    font-size: 1.5rem;
  }

  .contributor-avatar-large {
    width: 100px;
    height: 100px;
  }

  .contributor-meta {
    flex-direction: column;
    gap: 0.5rem;
  }
}