/* ============================================================
   犬からの伝言 - Podcast Management Dashboard Styles
   ============================================================ */

/* --- CSS Variables / Brand Colors --- */
:root {
  --brand-white: #FAFAFA;
  --pale-mist: #e8f5e9;
  --deep-sage: #557A58;
  --healing-sage: #88b08b;
  --warm-alert: #e07a5f;
  --dark-sage: #3d5a3f;
  --text-primary: #2c2c2c;
  --text-secondary: #666666;
  --text-muted: #999999;
  --border-color: #e0e0e0;
  --border-light: #f0f0f0;
  --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  --card-shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.1);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.2s ease;
  --nav-height: 60px;

  /* Platform Colors */
  --spotify-green: #1DB954;
  --youtube-red: #FF0000;
  --x-black: #000000;
  --instagram-pink: #E4405F;
  --note-green: #2cb696;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--pale-mist);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
}

/* ============================================================
   Navigation Bar
   ============================================================ */
.nav-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: linear-gradient(135deg, var(--dark-sage) 0%, var(--deep-sage) 100%);
  color: var(--brand-white);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}

.nav-inner {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 24px;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.nav-brand-icon {
  opacity: 0.9;
}

.nav-brand-text {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.nav-brand-sub {
  font-size: 0.7rem;
  font-weight: 300;
  opacity: 0.7;
  white-space: nowrap;
  display: none;
}

.nav-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-tab {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  padding: 8px 16px;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.nav-tab:hover {
  color: rgba(255, 255, 255, 0.95);
  background: rgba(255, 255, 255, 0.1);
}

.nav-tab.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.2);
  font-weight: 600;
}

.nav-tab svg {
  flex-shrink: 0;
}

.nav-host {
  font-size: 0.75rem;
  opacity: 0.6;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ============================================================
   Main Content
   ============================================================ */
.main-content {
  max-width: 1360px;
  margin: 0 auto;
  padding: 24px;
}

/* ============================================================
   Tab Panels
   ============================================================ */
.tab-panel {
  display: none;
}

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

/* ============================================================
   Section Headers
   ============================================================ */
.section-header {
  margin-bottom: 20px;
}

.section-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--deep-sage);
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--healing-sage);
  margin-bottom: 8px;
}

.section-title svg {
  flex-shrink: 0;
  color: var(--deep-sage);
}

.section-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ============================================================
   Cards
   ============================================================ */
.card {
  background: var(--brand-white);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  padding: 24px;
  transition: box-shadow var(--transition);
  margin-bottom: 20px;
}

.card:hover {
  box-shadow: var(--card-shadow-hover);
}

.card-subtitle {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--deep-sage);
  margin-bottom: 12px;
}

/* ============================================================
   Content Cards (Platform Cards)
   ============================================================ */
.content-card {
  border-left: 4px solid var(--healing-sage);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.card-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Platform Badges */
.platform-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 700;
  padding: 4px 0;
}

.platform-spotify {
  color: var(--spotify-green);
}

.platform-youtube {
  color: var(--youtube-red);
}

.platform-x {
  color: var(--x-black);
}

.platform-instagram {
  color: var(--instagram-pink);
}

.platform-note {
  color: var(--note-green);
}

#spotifyCard {
  border-left-color: var(--spotify-green);
}

#noteCard {
  border-left-color: var(--note-green);
}

#shortsCard,
#youtubeUploadCard {
  border-left-color: var(--youtube-red);
}

#xCard {
  border-left-color: var(--x-black);
}

#instagramCard {
  border-left-color: var(--instagram-pink);
}

/* ============================================================
   Forms
   ============================================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--deep-sage);
  letter-spacing: 0.02em;
}

.form-input,
.form-textarea {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.9rem;
  color: var(--text-primary);
  background: var(--brand-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--deep-sage);
  box-shadow: 0 0 0 3px rgba(85, 122, 88, 0.15);
}

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

.form-textarea {
  resize: vertical;
  min-height: 60px;
}

.form-input-sm {
  padding: 6px 10px;
  font-size: 0.85rem;
}

.form-row {
  display: flex;
  gap: 16px;
}

.form-group-half {
  flex: 1;
  min-width: 0;
}

.form-group-inline {
  flex-direction: row;
  align-items: center;
  gap: 8px;
}

.form-group-inline label {
  white-space: nowrap;
}

.input-with-copy {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.input-with-copy .form-input,
.input-with-copy .form-textarea {
  flex: 1;
  min-width: 0;
}

/* ============================================================
   Upload Area
   ============================================================ */
.upload-card {
  border-left: 4px solid var(--deep-sage);
}

.upload-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.upload-or {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 12px;
}

.upload-or span {
  background: var(--brand-white);
  padding: 0 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
  position: relative;
}

.upload-or::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: var(--border-color);
}

.upload-or span {
  position: relative;
  z-index: 1;
}

/* Drop Zone */
.drop-zone {
  border: 2px dashed var(--healing-sage);
  border-radius: var(--radius);
  padding: 32px 16px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: rgba(232, 245, 233, 0.3);
}

.drop-zone:hover,
.drop-zone.dragover {
  border-color: var(--deep-sage);
  background: rgba(232, 245, 233, 0.6);
  box-shadow: inset 0 0 0 2px rgba(85, 122, 88, 0.1);
}

.drop-zone.dragover {
  transform: scale(1.01);
}

.drop-zone svg {
  color: var(--healing-sage);
}

.drop-zone-text {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.drop-zone-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.drop-zone-browse {
  color: var(--deep-sage);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.drop-zone-formats {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.drop-zone-video {
  padding: 24px 16px;
}

/* Selected File */
.selected-file {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--pale-mist);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-primary);
  margin-top: 8px;
}

.selected-file svg {
  flex-shrink: 0;
  color: var(--deep-sage);
}

.file-size {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: auto;
}

/* ============================================================
   Generate Button & Progress
   ============================================================ */
.generate-area {
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.btn-generate {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--deep-sage) 0%, var(--dark-sage) 100%);
  border: none;
  border-radius: var(--radius);
  padding: 14px 48px;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 4px 12px rgba(85, 122, 88, 0.3);
}

.btn-generate:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(85, 122, 88, 0.4);
}

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

.btn-generate:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Progress */
.generate-progress {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 24px 0;
}

.progress-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border-color);
  border-top-color: var(--deep-sage);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.progress-spinner-sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.progress-text {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--deep-sage);
}

.progress-steps {
  display: flex;
  align-items: center;
  gap: 24px;
}

.progress-step {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

.progress-step[data-status="active"] {
  color: var(--deep-sage);
  font-weight: 600;
}

.progress-step[data-status="done"] {
  color: var(--healing-sage);
}

.step-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-color);
  transition: background var(--transition), transform var(--transition);
}

.progress-step[data-status="active"] .step-dot {
  background: var(--deep-sage);
  animation: pulse 1.2s ease-in-out infinite;
}

.progress-step[data-status="done"] .step-dot {
  background: var(--healing-sage);
  transform: scale(1.1);
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.7; }
}

/* ============================================================
   Buttons
   ============================================================ */
.btn-icon {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: background var(--transition);
  color: var(--text-muted);
}

.btn-icon:hover {
  background: rgba(0, 0, 0, 0.06);
  color: var(--text-primary);
}

.btn-remove-file {
  margin-left: auto;
  color: var(--warm-alert);
}

.btn-remove-file:hover {
  background: rgba(224, 122, 95, 0.1);
  color: var(--warm-alert);
}

/* Copy Button */
.btn-copy {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--pale-mist);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  color: var(--text-secondary);
  align-self: flex-start;
  margin-top: 1px;
}

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

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

.btn-copy.copied .icon-copy {
  display: none;
}

.btn-copy.copied .icon-check {
  display: block !important;
}

/* Action Buttons */
.btn-action {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  background: var(--deep-sage);
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 20px;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  white-space: nowrap;
}

.btn-action:hover {
  background: var(--dark-sage);
}

.btn-action:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-youtube-upload {
  background: var(--youtube-red);
}

.btn-youtube-upload:hover {
  background: #cc0000;
}

.btn-x-post {
  background: var(--x-black);
}

.btn-x-post:hover {
  background: #333;
}

.btn-drive-link {
  background: #4285F4;
}

.btn-drive-link:hover {
  background: #3367D6;
}

.btn-details {
  background: transparent;
  color: var(--deep-sage);
  border: 2px solid var(--deep-sage);
}

.btn-details:hover {
  background: var(--deep-sage);
  color: #fff;
}

/* Auth Buttons */
.auth-status {
  display: flex;
  align-items: center;
  gap: 8px;
}

.auth-label {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 12px;
}

.auth-label-inactive {
  background: #f5f5f5;
  color: var(--text-muted);
}

.auth-label-active {
  background: var(--pale-mist);
  color: var(--deep-sage);
}

.btn-auth {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  padding: 6px 14px;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-auth-google {
  background: #4285F4;
  color: #fff;
}

.btn-auth-google:hover {
  background: #3367D6;
}

.btn-auth-x {
  background: var(--x-black);
  color: #fff;
}

.btn-auth-x:hover {
  background: #333;
}

/* ============================================================
   YouTube Shorts
   ============================================================ */
.shorts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.shorts-pattern {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  background: rgba(232, 245, 233, 0.3);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}

.pattern-label {
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 12px;
  display: inline-block;
  width: fit-content;
}

.pattern-label-problem {
  background: #fff3e0;
  color: #e65100;
}

.pattern-label-solution {
  background: #e3f2fd;
  color: #1565c0;
}

.shorts-common {
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
  margin-top: 8px;
}

/* ============================================================
   YouTube Upload
   ============================================================ */
.yt-upload-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.yt-upload-area {
  display: flex;
  flex-direction: column;
}

.yt-upload-settings {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
}

.radio-label:hover {
  border-color: var(--healing-sage);
  background: rgba(232, 245, 233, 0.3);
}

.radio-label input[type="radio"] {
  accent-color: var(--deep-sage);
}

.radio-label input[type="radio"]:checked + span {
  font-weight: 600;
  color: var(--deep-sage);
}

/* Upload Progress */
.upload-progress {
  display: flex;
  align-items: center;
  gap: 12px;
}

.progress-bar-track {
  flex: 1;
  height: 6px;
  background: var(--border-color);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--deep-sage), var(--healing-sage));
  border-radius: 3px;
  width: 0;
  transition: width 0.3s ease;
}

.progress-percent {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--deep-sage);
  min-width: 40px;
  text-align: right;
}

.yt-channel-info {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--deep-sage);
  font-weight: 500;
}

/* ============================================================
   X (Twitter) Specific
   ============================================================ */
.x-post-block {
  padding: 16px;
  background: rgba(0, 0, 0, 0.015);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}

.x-post-heading {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.x-post-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.x-textarea {
  font-size: 0.85rem;
}

.x-thread-block {
  background: rgba(0, 0, 0, 0.02);
}

.x-thread-post {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-light);
}

.x-thread-post:last-child {
  border-bottom: none;
}

.thread-number {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  min-width: 30px;
  text-align: center;
  padding-top: 8px;
}

.x-thread-post .form-group {
  flex: 1;
  min-width: 0;
}

/* Character Count */
.char-count {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: right;
  margin-top: 2px;
}

.char-count.over-limit {
  color: var(--warm-alert);
  font-weight: 700;
}

.char-count.over-limit span {
  color: var(--warm-alert);
}

/* ============================================================
   Note Card
   ============================================================ */
.title-candidates {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-candidate {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.8rem;
  padding: 6px 14px;
  background: var(--pale-mist);
  border: 1px solid var(--healing-sage);
  border-radius: 20px;
  cursor: pointer;
  transition: all var(--transition);
  color: var(--deep-sage);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-candidate:hover {
  background: var(--healing-sage);
  color: #fff;
}

/* ============================================================
   Instagram Card
   ============================================================ */
.ig-section {
  margin-bottom: 16px;
}

.ig-section-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.ig-thumbnails {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.ig-thumb-placeholder {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-sm);
  border: 2px dashed var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.02);
  overflow: hidden;
}

.ig-thumb-placeholder span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.ig-thumb-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ig-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.ig-api-notice {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ============================================================
   Analytics Section
   ============================================================ */
.analytics-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.summary-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
}

.summary-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.summary-icon--views {
  background: #e3f2fd;
  color: #1976d2;
}

.summary-icon--followers {
  background: #f3e5f5;
  color: #7b1fa2;
}

.summary-icon--engagement {
  background: #fce4ec;
  color: #c62828;
}

.summary-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.summary-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.03em;
}

.summary-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.summary-change {
  font-size: 0.75rem;
  font-weight: 500;
}

.summary-change.positive {
  color: #2e7d32;
}

.summary-change.negative {
  color: var(--warm-alert);
}

.chart-card-full {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chart-title {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.chart-container-analytics {
  position: relative;
  width: 100%;
  height: 300px;
}

.chart-container-analytics canvas {
  width: 100% !important;
  height: 100% !important;
}

.analytics-link-row {
  display: flex;
  justify-content: center;
  margin-top: 4px;
}

/* ============================================================
   History Section
   ============================================================ */
.history-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 24px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.data-table thead {
  background: var(--pale-mist);
}

.data-table th {
  font-weight: 600;
  color: var(--deep-sage);
  padding: 10px 14px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 2px solid var(--healing-sage);
}

.data-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-color);
}

.data-table tbody tr {
  cursor: pointer;
  transition: background var(--transition);
}

.data-table tbody tr:hover {
  background: rgba(232, 245, 233, 0.4);
}

.table-empty {
  text-align: center;
  color: var(--text-muted);
  padding: 32px 14px !important;
}

.history-platforms {
  display: flex;
  gap: 4px;
}

.history-platform-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.btn-load-episode {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--deep-sage);
  background: var(--pale-mist);
  border: 1px solid var(--healing-sage);
  border-radius: var(--radius-sm);
  padding: 4px 12px;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-load-episode:hover {
  background: var(--deep-sage);
  color: #fff;
}

/* ============================================================
   Toast Notification
   ============================================================ */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--text-primary);
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 1000;
  opacity: 0;
  transition: all 0.3s ease;
  pointer-events: none;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.toast.visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast.toast-success {
  background: var(--deep-sage);
}

.toast.toast-error {
  background: var(--warm-alert);
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  text-align: center;
  padding: 24px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 16px;
}

/* ============================================================
   Responsive
   ============================================================ */

/* Large screens */
@media (min-width: 1200px) {
  .nav-brand-sub {
    display: inline;
  }
}

/* Tablet */
@media (max-width: 1024px) {
  .upload-grid {
    grid-template-columns: 1fr;
  }

  .shorts-grid {
    grid-template-columns: 1fr;
  }

  .yt-upload-grid {
    grid-template-columns: 1fr;
  }

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

/* Mobile */
@media (max-width: 768px) {
  .nav-inner {
    padding: 0 12px;
    height: auto;
    min-height: var(--nav-height);
    flex-wrap: wrap;
    padding-top: 8px;
    padding-bottom: 8px;
    gap: 6px;
  }

  .nav-brand {
    width: 100%;
    justify-content: center;
  }

  .nav-tabs {
    width: 100%;
    justify-content: center;
  }

  .nav-tab {
    font-size: 0.78rem;
    padding: 6px 12px;
  }

  .nav-tab svg {
    display: none;
  }

  .nav-host {
    display: none;
  }

  .main-content {
    padding: 16px;
  }

  .card {
    padding: 16px;
  }

  .upload-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .shorts-grid {
    grid-template-columns: 1fr;
  }

  .yt-upload-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    flex-direction: column;
  }

  .analytics-summary {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .summary-value {
    font-size: 1.4rem;
  }

  .progress-steps {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .btn-generate {
    width: 100%;
    justify-content: center;
    padding: 14px 24px;
  }

  .x-post-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .card-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .x-thread-post {
    flex-direction: column;
    gap: 4px;
  }

  .thread-number {
    padding-top: 0;
  }

  .ig-thumb-placeholder {
    width: 80px;
    height: 80px;
  }

  .data-table {
    font-size: 0.8rem;
  }

  .data-table th,
  .data-table td {
    padding: 8px 10px;
  }

  .chart-container-analytics {
    height: 220px;
  }
}

@media (max-width: 480px) {
  .nav-brand-text {
    font-size: 1rem;
  }

  .nav-tab {
    font-size: 0.72rem;
    padding: 5px 8px;
  }

  .drop-zone {
    padding: 20px 12px;
  }

  .drop-zone svg {
    width: 32px;
    height: 32px;
  }
}