/* Master Design System for 3姉妹のひみつセレクト★ */
:root {
  /* Brand Sister Colors */
  --color-aoi: #3b82f6;
  --color-aoi-dark: #1d4ed8;
  --color-aoi-light: #eff6ff;
  
  --color-koharu: #ec4899;
  --color-koharu-dark: #be185d;
  --color-koharu-light: #fdf2f8;
  
  --color-himari: #f59e0b;
  --color-himari-dark: #b45309;
  --color-himari-light: #fffbeb;

  /* Theme Tokens (Light Default) */
  --bg-primary: #f8fafc;
  --bg-surface: #ffffff;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  
  --border-color: #e2e8f0;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 16px -2px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 30px -5px rgba(0, 0, 0, 0.12);
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --font-main: 'M PLUS Rounded 1c', -apple-system, sans-serif;
  --font-accent: 'Kiwi Maru', serif;
}

[data-theme="dark"] {
  --bg-primary: #090d16;
  --bg-surface: #111827;
  --bg-card: #1f2937;
  --bg-subtle: #374151;
  
  --text-main: #f9fafb;
  --text-muted: #9ca3af;
  --text-light: #6b7280;
  
  --border-color: #374151;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 16px -2px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 30px -5px rgba(0, 0, 0, 0.6);
}

/* Reset & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  transition: background-color 0.3s ease, color 0.3s ease;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Header Styles */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--border-color);
  padding: 0.75rem 1.5rem;
  transition: background-color 0.3s;
}

[data-theme="dark"] .site-header {
  background-color: rgba(17, 24, 39, 0.85);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  font-size: 1.8rem;
  background: linear-gradient(135deg, #ec4899, #3b82f6, #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 900;
}

.logo-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, var(--color-aoi), var(--color-koharu), var(--color-himari));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.theme-toggle-btn {
  background: var(--bg-subtle);
  color: var(--text-main);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: transform 0.2s;
}

.theme-toggle-btn:hover {
  transform: scale(1.05);
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(236, 72, 153, 0.08), rgba(245, 158, 11, 0.08));
  padding: 3rem 1.5rem 2rem;
  border-bottom: 1px solid var(--border-color);
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.hero-tagline {
  display: inline-block;
  background: linear-gradient(90deg, var(--color-aoi), var(--color-koharu), var(--color-himari));
  color: #ffffff;
  font-weight: 800;
  padding: 0.3rem 1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 12px rgba(236, 72, 153, 0.25);
}

.hero-title {
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 1rem;
  color: var(--text-main);
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 800px;
  margin: 0 auto 2rem;
}

/* Sisters Grid */
.sisters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  max-width: 1200px;
  margin: 1.5rem auto 0;
}

.sister-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 2px solid var(--border-color);
  box-shadow: var(--shadow-md);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.sister-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.sister-card.aoi { border-top: 8px solid var(--color-aoi); }
.sister-card.koharu { border-top: 8px solid var(--color-koharu); }
.sister-card.himari { border-top: 8px solid var(--color-himari); }

.sister-portrait-wrapper {
  position: relative;
  margin-bottom: 1rem;
  display: inline-block;
}

.sister-avatar-lg {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease;
}

.sister-card.aoi .sister-avatar-lg { border: 4px solid var(--color-aoi); }
.sister-card.koharu .sister-avatar-lg { border: 4px solid var(--color-koharu); }
.sister-card.himari .sister-avatar-lg { border: 4px solid var(--color-himari); }

.sister-card:hover .sister-avatar-lg {
  transform: scale(1.06);
}

.sister-role-tag {
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.2rem 0.75rem;
  border-radius: 999px;
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.sister-card.aoi .sister-role-tag { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.sister-card.koharu .sister-role-tag { background: linear-gradient(135deg, #ec4899, #be185d); }
.sister-card.himari .sister-role-tag { background: linear-gradient(135deg, #f59e0b, #b45309); }

.sister-info {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.sister-name-title {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.sister-bubble {
  position: relative;
  background: var(--bg-subtle);
  border: 2px solid var(--border-color);
  padding: 0.85rem 1rem;
  border-radius: 16px;
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--text-main);
  margin-bottom: 0.85rem;
  width: 100%;
  box-shadow: var(--shadow-sm);
}

.sister-card.aoi .sister-bubble { border-color: #bfdbfe; background: #eff6ff; color: #1e3a8a; }
.sister-card.koharu .sister-bubble { border-color: #fbcfe8; background: #fdf2f8; color: #831843; }
.sister-card.himari .sister-bubble { border-color: #fde68a; background: #fffbeb; color: #78350f; }

.sister-desc-text {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.55;
  font-weight: 500;
}

/* Category Filter Bar */
.filter-section {
  max-width: 1200px;
  margin: 2rem auto 1rem;
  padding: 0 1.5rem;
}

.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  background: var(--bg-card);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.filter-pills {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-pill {
  padding: 0.4rem 1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 700;
  background: var(--bg-subtle);
  color: var(--text-muted);
  transition: all 0.2s;
}

.filter-pill.active, .filter-pill:hover {
  background: var(--color-aoi);
  color: #ffffff;
}

.search-box {
  position: relative;
  flex: 1;
  max-width: 300px;
}

.search-input {
  width: 100%;
  padding: 0.45rem 1rem 0.45rem 2.2rem;
  border-radius: 999px;
  border: 1px solid var(--border-color);
  background: var(--bg-subtle);
  color: var(--text-main);
  font-size: 0.85rem;
  outline: none;
}

.search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  font-size: 0.85rem;
}

/* Content Main Grid */
.main-content {
  max-width: 1200px;
  margin: 0 auto 4rem;
  padding: 0 1.5rem;
}

.episodes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
  margin-top: 1.5rem;
}

/* Episode Card */
.ep-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 2px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ep-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.ep-thumb-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #0f172a;
}

.ep-thumb-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  height: 100%;
  gap: 2px;
  background: #1e293b;
  transition: transform 0.4s ease;
}

.ep-card:hover .ep-thumb-grid {
  transform: scale(1.05);
}

.ep-thumb-panel {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #0f172a;
}

.ep-thumb-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.4) 0%, rgba(15, 23, 42, 0.75) 100%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0.75rem;
  transition: background 0.3s ease;
}

.ep-card:hover .ep-thumb-overlay {
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.2) 0%, rgba(15, 23, 42, 0.85) 100%);
}

.ep-badge {
  align-self: flex-start;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(6px);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.4);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.ep-play-btn {
  align-self: center;
  background: linear-gradient(135deg, #ec4899, #3b82f6);
  color: #ffffff;
  font-weight: 800;
  font-size: 0.85rem;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ep-card:hover .ep-play-btn {
  transform: scale(1.08);
  box-shadow: 0 6px 16px rgba(236, 72, 153, 0.4);
}

.ep-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.ep-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}

.ep-tag {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-aoi);
  background: var(--color-aoi-light);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

.ep-title {
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.ep-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  flex: 1;
}

/* Counters Row (Rule 2.1 compliance) */
.ep-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--border-color);
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.ep-counter {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-weight: 700;
}

.like-btn {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  background: var(--bg-subtle);
  color: var(--text-main);
  font-weight: 700;
  font-size: 0.85rem;
  transition: all 0.2s;
}

.like-btn.liked {
  background: #fce7f3;
  color: #db2777;
}

.like-btn:hover {
  transform: scale(1.05);
}

/* Action Buttons */
.ep-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-aoi), var(--color-aoi-dark));
  color: #ffffff;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 800;
  font-size: 0.85rem;
  text-align: center;
  box-shadow: 0 4px 10px rgba(59, 130, 246, 0.3);
  transition: all 0.2s;
}

.btn-primary:hover {
  opacity: 0.92;
  transform: translateY(-2px);
}

.btn-amazon {
  background: linear-gradient(135deg, #ff9900, #ff8800);
  color: #0f172a;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 800;
  font-size: 0.85rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  box-shadow: 0 4px 10px rgba(255, 153, 0, 0.3);
  transition: all 0.2s;
}

.btn-amazon:hover {
  opacity: 0.95;
  transform: translateY(-2px);
}

.btn-x-share {
  background: #000000;
  color: #ffffff !important;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 800;
  font-size: 0.85rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.25);
  transition: all 0.2s;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-x-share:hover {
  background: #181818;
  transform: translateY(-2px);
}

.btn-x-copy {
  background: var(--bg-subtle);
  color: var(--text-main) !important;
  border: 2px solid var(--border-color);
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 800;
  font-size: 0.85rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  transition: all 0.2s;
}

.btn-x-copy:hover {
  background: var(--border-color);
  transform: translateY(-2px);
}

/* Modal / Drawer Overlay */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: var(--bg-card);
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--border-color);
  animation: modalUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalUp {
  from { transform: translateY(20px) scale(0.97); }
  to { transform: translateY(0) scale(1); }
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
}

.modal-title-area .title {
  font-size: 1.25rem;
  font-weight: 900;
}

.close-btn {
  font-size: 1.5rem;
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--bg-subtle);
  transition: background-color 0.2s;
}

.close-btn:hover {
  background: var(--border-color);
}

/* Modal Tabs */
.modal-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-subtle);
}

.tab-btn {
  flex: 1;
  padding: 0.85rem;
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--text-muted);
  border-bottom: 3px solid transparent;
  transition: all 0.2s;
}

.tab-btn.active {
  color: var(--color-aoi);
  background: var(--bg-card);
  border-bottom-color: var(--color-aoi);
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  flex: 1;
}

/* Manga Tab View */
.manga-strip-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.manga-strip-img {
  max-width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

/* Video Tab View */
.video-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.shorts-video-player {
  width: 100%;
  max-width: 360px;
  aspect-ratio: 9/16;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  background: #000;
}

/* Review Tab View */
.review-box {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.review-summary {
  font-size: 1rem;
  line-height: 1.6;
  background: var(--bg-subtle);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border-left: 5px solid var(--color-aoi);
}

.review-highlights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.hl-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 1rem;
  border-radius: var(--radius-md);
}

.hl-card .title {
  font-weight: 800;
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
}

.hl-card .desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5rem;
}

.specs-table th, .specs-table td {
  padding: 0.6rem 0.85rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.85rem;
  text-align: left;
}

.specs-table th {
  background: var(--bg-subtle);
  color: var(--text-muted);
  width: 30%;
}

.sisters-comment-box {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.comment-card {
  padding: 1rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
}

.comment-card.aoi { background: var(--color-aoi-light); color: var(--color-aoi-dark); border: 1px solid rgba(59,130,246,0.3); }
.comment-card.koharu { background: var(--color-koharu-light); color: var(--color-koharu-dark); border: 1px solid rgba(236,72,153,0.3); }
.comment-card.himari { background: var(--color-himari-light); color: var(--color-himari-dark); border: 1px solid rgba(245,158,11,0.3); }

/* Footer */
.site-footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 3rem 1.5rem 2rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-logo {
  font-size: 1.25rem;
  font-weight: 900;
  margin-bottom: 0.5rem;
  background: linear-gradient(90deg, var(--color-aoi), var(--color-koharu), var(--color-himari));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Share Buttons (Threads & X) */
.btn-all-sns-share {
  background: linear-gradient(135deg, #09090b 0%, #2563eb 50%, #ec4899 100%);
  color: #ffffff;
  font-weight: 900;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  padding: 0.85rem 1.4rem;
  font-size: 0.95rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
  transition: all 0.2s ease;
  width: 100%;
}
.btn-all-sns-share:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(236, 72, 153, 0.4);
}

.btn-amazon {
  background: linear-gradient(135deg, #ff9900, #ffb700);
  color: #111111;
  font-weight: 900;
  border: none;
  border-radius: 999px;
  padding: 0.85rem 1.5rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: 0 4px 15px rgba(255, 153, 0, 0.35);
  transition: all 0.2s ease;
}
.btn-amazon:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 153, 0, 0.45);
}

.btn-threads-share {
  background: #000000;
  color: #ffffff;
  border: 1px solid #333333;
  border-radius: 999px;
  padding: 0.75rem 1.2rem;
  font-size: 0.9rem;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}
.btn-threads-share:hover {
  background: #1e1e1e;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
}

.btn-threads-copy {
  background: var(--bg-subtle);
  color: var(--text-main);
  border: 1.5px solid var(--border-color);
  border-radius: 999px;
  padding: 0.75rem 1.2rem;
  font-size: 0.88rem;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
}
.btn-threads-copy:hover {
  background: var(--bg-card);
  border-color: var(--text-muted);
  transform: translateY(-2px);
}

.btn-x-share {
  background: #0f1419;
  color: #ffffff;
  border: 1px solid #2f3336;
  border-radius: 999px;
  padding: 0.75rem 1.2rem;
  font-size: 0.9rem;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
}
.btn-x-share:hover {
  background: #272c30;
  transform: translateY(-2px);
}

.btn-x-copy {
  background: var(--bg-subtle);
  color: var(--text-main);
  border: 1.5px solid var(--border-color);
  border-radius: 999px;
  padding: 0.75rem 1.2rem;
  font-size: 0.88rem;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
}
.btn-x-copy:hover {
  background: var(--bg-card);
  border-color: var(--text-muted);
  transform: translateY(-2px);
}