/* ══════════════════════════════════════════
   Video Planner AI — Dark Theme CSS
   ══════════════════════════════════════════ */

:root {
  --bg:           #0d0d12;
  --card:         #181820;
  --surface:      #22232d;
  --accent:       #6366f1;
  --accent-hover: #818cf8;
  --highlight:    #8b5cf6;
  --highlight-hover:#a78bfa;
  --text:         #f1f5f9;
  --text-dim:     #94a3b8;
  --success:      #22c55e;
  --error:        #ef4444;
  --warning:      #f59e0b;
  --user-bubble:  #1e1b4b;
  --ai-bubble:    #1c1c2e;
  --border:       #2d2e3a;
  --font:         'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius:       12px;
  --radius-sm:    8px;
}

.light-theme {
  --bg:           #f0f2f5;
  --card:         #ffffff;
  --surface:      #e8eaed;
  --accent:       #4f46e5;
  --accent-hover: #4338ca;
  --highlight:    #7c3aed;
  --highlight-hover:#6d28d9;
  --text:         #1e293b;
  --text-dim:     #64748b;
  --success:      #16a34a;
  --error:        #dc2626;
  --warning:      #d97706;
  --user-bubble:  #dbeafe;
  --ai-bubble:    #f1f5f9;
  --border:       #d1d5db;
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* ── Header ── */
#app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.header-left { display: flex; align-items: center; gap: 10px; }
.header-left h1 { font-size: 18px; font-weight: 700; }
.header-badge {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-weight: 500;
}

/* ── Tab Navigation ── */
#tab-nav {
  display: flex;
  gap: 2px;
  padding: 6px 20px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  overflow-x: auto;
}
.tab-btn {
  padding: 8px 18px;
  border: none;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  background: transparent;
  color: var(--text-dim);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: all .2s;
}
.tab-btn:hover { color: var(--text); background: var(--surface); }
.tab-btn.active {
  color: var(--text);
  background: var(--accent);
  color: #fff;
}

/* ── Tab Content ── */
#tab-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
}
.tab-panel { display: none; }
.tab-panel.active { display: flex; flex-direction: column; gap: 12px; }

/* ── Cards ── */
.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px 20px;
  border: 1px solid var(--border);
}
.card h3 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--accent);
}

/* ── Forms ── */
.form-grid {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 8px 12px;
  align-items: center;
}
.form-grid label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-dim);
  text-align: right;
}
.form-row {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.form-group label {
  font-size: 12px;
  color: var(--text-dim);
}

input[type="text"],
input[type="number"],
select,
textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  color: var(--text);
  font-family: var(--font);
  font-size: 13px;
  outline: none;
  transition: border-color .2s;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
}
textarea { resize: vertical; min-height: 60px; }

/* ── Buttons ── */
.btn {
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all .2s;
  white-space: nowrap;
}
.btn:hover { background: var(--border); }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn-accent { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-accent:hover { background: var(--accent-hover); }
.btn-highlight { background: var(--highlight); color: #fff; border-color: var(--highlight); }
.btn-highlight:hover { background: var(--highlight-hover); }
.btn-secondary { background: transparent; border-color: var(--border); color: var(--text-dim); }
.btn-secondary:hover { background: var(--surface); color: var(--text); }
.btn-success { background: var(--success); color: #fff; border-color: var(--success); }
.btn-error { background: var(--error); color: #fff; border-color: var(--error); }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-large { padding: 12px 32px; font-size: 15px; font-weight: 700; }
.btn-icon {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 16px;
  cursor: pointer;
  padding: 4px;
}
.btn-icon:hover { color: var(--text); }

/* ── Checkbox ── */
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  cursor: pointer;
}
.checkbox-label.disabled { opacity: .4; cursor: not-allowed; }
.checkbox-label input[type="checkbox"] { accent-color: var(--accent); }

/* ── Category Buttons ── */
.category-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* ── Toolbar ── */
.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  font-size: 13px;
  color: var(--text-dim);
}
.toolbar > div { display: flex; gap: 8px; }

/* ── Scroll Area ── */
.scroll-area {
  flex: 1;
  min-height: 200px;
  max-height: calc(100vh - 360px);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 4px 0;
}

/* ── Video Card ── */
.video-card {
  display: flex;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  transition: border-color .2s;
}
.video-card:hover { border-color: var(--accent); }
.video-card .thumb {
  width: 160px;
  height: 90px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  background: var(--surface);
}
.video-card .local-thumb {
  display: flex; align-items: center; justify-content: center;
  font-size: 40px; color: var(--accent);
}
.video-card .info { flex: 1; display: flex; flex-direction: column; gap: 4px; }
.video-card .title { font-size: 13px; font-weight: 600; line-height: 1.3; }
.video-card .meta { font-size: 11px; color: var(--text-dim); }
.video-card .tags { display: flex; gap: 4px; flex-wrap: wrap; }
.tag {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 500;
}
.tag-platform { background: #1e3a5f; color: #60a5fa; }
.tag-category { background: #3b1f5e; color: #c084fc; }

/* ── Chat ── */
.chat-scroll { gap: 8px; }
.chat-bubble {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}
.chat-bubble.user {
  align-self: flex-end;
  background: var(--user-bubble);
  border-bottom-right-radius: 4px;
}
.chat-bubble.assistant {
  align-self: flex-start;
  background: var(--ai-bubble);
  border-bottom-left-radius: 4px;
}
.chat-input-bar {
  display: flex;
  gap: 8px;
  padding: 10px 0;
  flex-shrink: 0;
}
.chat-input-bar input { flex: 1; }

/* ── Scene Card ── */
.scene-card {
  display: flex;
  gap: 14px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
}
.scene-card .scene-image {
  width: 160px;
  aspect-ratio: 9/16;
  border-radius: var(--radius-sm);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--text-dim);
  overflow: hidden;
  flex-shrink: 0;
}
.scene-card .scene-image.landscape {
  width: 260px;
  aspect-ratio: 16/9;
}
.scene-card .scene-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--surface);
}
.scene-card .scene-info { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.scene-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 13px;
}
.scene-type-badge {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
  color: #fff;
}
.scene-type-intro { background: #2980b9; }
.scene-type-development { background: #8e44ad; }
.scene-type-climax { background: #c0392b; }
.scene-type-outro { background: #16a085; }
.scene-desc { font-size: 12px; color: var(--text-dim); line-height: 1.5; }
.scene-narration { font-size: 12px; font-style: italic; color: var(--text-dim); }
.scene-detail { font-size: 12px; color: var(--text-dim); line-height: 1.4; }
.scene-location { font-size: 12px; color: var(--accent); line-height: 1.4; }
.scene-options { display: flex; align-items: center; gap: 8px; margin-top: 4px; font-size: 12px; }
.scene-actions { display: flex; gap: 8px; margin-top: 6px; }

/* ── Storyboard Version Tabs ── */
.sb-version-tabs {
  display: flex;
  gap: 4px;
  padding: 8px 0;
  overflow-x: auto;
  flex-shrink: 0;
}
.sb-ver-btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-dim);
  font-family: var(--font);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: all .2s;
}
.sb-ver-btn:hover { background: var(--surface); color: var(--text); }
.sb-ver-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ── Plan Cut Cards ── */
#plan-cuts-area {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.plan-cut-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
}
.plan-cut-card .cut-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.plan-cut-card .cut-body { font-size: 12px; color: var(--text-dim); line-height: 1.5; }
.plan-cut-card .cut-body p { margin-bottom: 4px; }

/* ── Video Scene Card ── */
.video-scene-card {
  display: flex;
  gap: 14px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
}
.video-scene-card .scene-thumb {
  width: 160px;
  aspect-ratio: 9/16;
  border-radius: var(--radius-sm);
  background: var(--surface);
  overflow: hidden;
  flex-shrink: 0;
}
.video-scene-card .scene-thumb.landscape {
  width: 260px;
  aspect-ratio: 16/9;
}
.video-scene-card .scene-thumb img,
.video-scene-card .scene-thumb video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--surface);
}
.video-scene-card .scene-body { flex: 1; display: flex; flex-direction: column; gap: 6px; }

/* ── Image Preview ── */
.image-preview-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}
.image-preview-row img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

/* ── API Status ── */
.api-status-row {
  display: flex;
  gap: 24px;
  font-size: 13px;
}
.status-badge {
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
}
.status-ok { background: #14532d; color: var(--success); }
.status-error { background: #450a0a; color: var(--error); }
.status-checking { background: var(--surface); color: var(--text-dim); }

/* ── Status Bar ── */
#status-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 20px;
  background: var(--card);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  font-size: 12px;
  color: var(--text-dim);
}
.progress-track {
  width: 120px;
  height: 4px;
  background: var(--surface);
  border-radius: 2px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 2px;
  transition: width .3s;
}
.progress-fill.indeterminate {
  width: 30%;
  animation: indeterminate 1.5s infinite ease-in-out;
}
@keyframes indeterminate {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(400%); }
}

/* ── Log Panel ── */
.log-panel {
  position: fixed;
  bottom: 36px;
  left: 0; right: 0;
  max-height: 200px;
  background: var(--card);
  border-top: 1px solid var(--border);
  z-index: 50;
  overflow-y: auto;
}
.log-panel.hidden { display: none; }
.log-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 20px;
  font-size: 12px;
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--card);
}
#log-content {
  padding: 8px 20px;
  font-size: 11px;
  font-family: 'Consolas', monospace;
  color: var(--text-dim);
  white-space: pre-wrap;
}

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.modal-overlay.hidden { display: none; }
.modal-content {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 90%;
  max-width: 520px;
  max-height: 80vh;
  overflow-y: auto;
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
}
.modal-header h3 { font-size: 15px; }
#modal-body { padding: 16px 20px; display: flex; flex-direction: column; gap: 10px; }
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 20px;
  border-top: 1px solid var(--border);
}

/* ── Utility ── */
.text-dim { color: var(--text-dim); font-size: 13px; }
.text-success { color: var(--success); }
.text-error { color: var(--error); }
.hidden { display: none !important; }
.gap-sm { gap: 6px; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* ── Responsive ── */
@media (max-width: 768px) {
  .form-grid { grid-template-columns: 1fr; }
  .form-grid label { text-align: left; }
  .video-card { flex-direction: column; }
  .video-card .thumb { width: 100%; height: 140px; }
  .scene-card { flex-direction: column; }
  .scene-card .scene-image { width: 100%; min-height: 120px; }
  .video-scene-card { flex-direction: column; }
  .video-scene-card .scene-thumb { width: 100%; min-height: 120px; }
  .chat-bubble { max-width: 95%; }
}

/* ── Light theme adjustments ── */
.light-theme .tag-platform { background: #dbeafe; color: #1d4ed8; }
.light-theme .tag-category { background: #ede9fe; color: #6d28d9; }
.light-theme .status-ok { background: #dcfce7; color: #15803d; }
.light-theme .status-error { background: #fee2e2; color: #b91c1c; }