/* 短剧拍摄准备台 — 深墨工作室美学 */
:root {
  --bg-deep: #0a0e17;
  --bg-panel: #111827;
  --bg-card: #1a2234;
  --bg-elevated: #243047;
  --bg-input: #0d1320;
  --border: #2a3548;
  --border-focus: #22d3ee;
  --text: #e8eef7;
  --text-muted: #8b9bb4;
  --text-dim: #5a6a84;
  --accent: #22d3ee;
  --accent-dim: rgba(34, 211, 238, 0.15);
  --accent-hot: #06b6d4;
  --success: #34d399;
  --success-dim: rgba(52, 211, 153, 0.15);
  --warn: #fbbf24;
  --danger: #f87171;
  --pending: #64748b;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
  --font: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --mono: "JetBrains Mono", "SF Mono", "Fira Code", ui-monospace, monospace;
  --rail-w: 220px;
  --look-w: 320px;
  --header-h: 56px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  background: var(--bg-deep);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* —— Header —— */
.app-header {
  height: var(--header-h);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  background: linear-gradient(180deg, #121a2a 0%, var(--bg-panel) 100%);
  border-bottom: 1px solid var(--border);
  z-index: 40;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 200px;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, #0891b2, #22d3ee);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 13px;
  color: #042f2e;
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.35);
}

.brand-text h1 {
  font-size: 15px;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.brand-text span {
  font-size: 11px;
  color: var(--text-muted);
}

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.mode-badge {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
}

.mode-badge.llm {
  border-color: rgba(34, 211, 238, 0.5);
  color: var(--accent);
  background: var(--accent-dim);
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  cursor: pointer;
  transition: background .15s, border-color .15s, transform .1s;
  white-space: nowrap;
  user-select: none;
}

.btn:hover { background: var(--bg-elevated); border-color: #3d4f6a; }
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

.btn-primary {
  background: linear-gradient(135deg, #0e7490, #0891b2);
  border-color: #22d3ee55;
  color: #ecfeff;
  font-weight: 600;
}
.btn-primary:hover { background: linear-gradient(135deg, #0891b2, #06b6d4); }

.btn-ghost { background: transparent; }
.btn-success {
  background: var(--success-dim);
  border-color: #34d39955;
  color: var(--success);
}
.btn-danger {
  background: rgba(248, 113, 113, 0.12);
  border-color: #f8717155;
  color: var(--danger);
}
.btn-sm { padding: 4px 8px; font-size: 12px; }
.btn-block { width: 100%; }

/* —— Layout —— */
.app-body {
  flex: 1;
  display: grid;
  grid-template-columns: var(--rail-w) 1fr var(--look-w);
  min-height: 0;
  overflow: hidden;
}

/* —— Step rail —— */
.step-rail {
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.rail-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  padding: 4px 8px 8px;
}

.step-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: background .15s, border-color .15s;
}

.step-item:hover { background: var(--bg-card); }
.step-item.current {
  background: var(--accent-dim);
  border-color: rgba(34, 211, 238, 0.35);
}
.step-item.done .step-num {
  background: var(--success-dim);
  color: var(--success);
  border-color: #34d39955;
}

.step-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 700;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
}

.step-item.current .step-num {
  background: var(--accent);
  color: #042f2e;
  border-color: var(--accent);
}

.step-meta { min-width: 0; }
.step-meta .title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.step-meta .sub {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 2px;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-top: 8px;
  margin-left: auto;
  flex-shrink: 0;
  background: var(--pending);
}
.step-item.current .status-dot { background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.step-item.done .status-dot { background: var(--success); }

/* —— Main —— */
.main-pane {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  background:
    radial-gradient(ellipse at top right, rgba(34, 211, 238, 0.04), transparent 50%),
    var(--bg-deep);
}

.step-toolbar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(17, 24, 39, 0.7);
  backdrop-filter: blur(8px);
  flex-wrap: wrap;
}

.step-toolbar h2 {
  font-size: 16px;
  font-weight: 650;
  margin-right: auto;
}

.step-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow);
}

.card h3 {
  font-size: 13px;
  font-weight: 650;
  margin-bottom: 10px;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card h3 .hint {
  font-weight: 400;
  color: var(--text-dim);
  font-size: 11px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.field { display: flex; flex-direction: column; gap: 5px; }
.field label {
  font-size: 12px;
  color: var(--text-muted);
}
.field input, .field select, .field textarea,
.editor-area textarea {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  outline: none;
  transition: border-color .15s;
}
.field input:focus, .field select:focus, .field textarea:focus,
.editor-area textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

textarea { resize: vertical; min-height: 100px; width: 100%; }

.editor-area {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
  min-height: 280px;
}

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

.tab {
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 12px;
}
.tab.active {
  background: var(--bg-card);
  border-color: var(--border);
  color: var(--text);
}

.md-preview {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  min-height: 280px;
  overflow-y: auto;
  line-height: 1.7;
}

.md-preview h1 { font-size: 1.4em; margin: 0.6em 0 0.4em; border-bottom: 1px solid var(--border); padding-bottom: 0.3em; }
.md-preview h2 { font-size: 1.2em; margin: 1em 0 0.4em; color: var(--accent); }
.md-preview h3 { font-size: 1.05em; margin: 0.8em 0 0.3em; color: #67e8f9; }
.md-preview p, .md-preview li { margin: 0.35em 0; }
.md-preview ul, .md-preview ol { padding-left: 1.4em; }
.md-preview blockquote {
  border-left: 3px solid var(--accent);
  margin: 0.6em 0;
  padding: 0.4em 0.8em;
  background: var(--accent-dim);
  color: #a5f3fc;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-family: var(--mono);
  font-size: 12.5px;
  white-space: pre-wrap;
  word-break: break-word;
}
.md-preview code {
  font-family: var(--mono);
  font-size: 12px;
  background: var(--bg-elevated);
  padding: 1px 5px;
  border-radius: 4px;
}
.md-preview table { border-collapse: collapse; width: 100%; margin: 0.6em 0; font-size: 13px; }
.md-preview th, .md-preview td { border: 1px solid var(--border); padding: 6px 8px; text-align: left; }
.md-preview th { background: var(--bg-card); }
.md-preview hr { border: none; border-top: 1px solid var(--border); margin: 1em 0; }

.prompt-toolbar {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.hint-text {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 18px;
  border-radius: 999px;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  z-index: 100;
  font-size: 13px;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.ok { border-color: #34d39955; color: var(--success); }
.toast.err { border-color: #f8717155; color: var(--danger); }

/* —— Look panel —— */
.look-panel {
  background: var(--bg-panel);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.look-header {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.look-header h2 {
  font-size: 13px;
  font-weight: 650;
  flex: 1;
}

.look-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.look-section h4 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  padding: 5px 9px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 11.5px;
  transition: all .12s;
  user-select: none;
  line-height: 1.3;
}
.chip:hover { border-color: #3d4f6a; color: var(--text); }
.chip.selected {
  background: var(--accent-dim);
  border-color: rgba(34, 211, 238, 0.55);
  color: var(--accent);
}
.chip.neg.selected {
  background: rgba(248, 113, 113, 0.12);
  border-color: #f8717155;
  color: var(--danger);
}

.preview-box {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  font-family: var(--mono);
  font-size: 11px;
  color: #a5f3fc;
  max-height: 120px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.45;
}
.preview-box.neg-preview { color: #fca5a5; }

.custom-row {
  display: flex;
  gap: 6px;
  margin-top: 8px;
}
.custom-row input {
  flex: 1;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  outline: none;
}
.custom-row input:focus { border-color: var(--border-focus); }

/* —— Drawer / Modal —— */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 300; /* above look panel / toast / header */
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.overlay.open { display: flex !important; }

.drawer {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: min(480px, 100%);
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow);
  padding: 20px;
  -webkit-overflow-scrolling: touch;
}
.drawer.drawer-wide { width: min(520px, 100%); }

.drawer h2 { font-size: 16px; margin-bottom: 14px; }
.drawer .field { margin-bottom: 12px; }
.drawer .field label {
  display: block;
  margin-bottom: 6px;
  color: var(--text-muted);
  font-size: 12px;
}
.drawer .field input,
.drawer .field select {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-input);
  color: var(--text);
  font-size: 16px; /* avoid iOS zoom */
}
.provider-panel { margin-top: 4px; }

.oauth-status-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  min-height: 44px;
}
.oauth-status {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--bg-elevated);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 13px;
}
.oauth-status.ok {
  background: var(--success-dim);
  color: var(--success);
}
.oauth-status.expired {
  background: rgba(248, 113, 113, 0.15);
  color: var(--danger);
}
.oauth-mask {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
  word-break: break-all;
}

.oauth-device-box {
  margin: 12px 0;
  padding: 14px;
  border: 1px dashed var(--border-focus);
  border-radius: var(--radius);
  background: var(--accent-dim);
  text-align: center;
}
.oauth-device-box p { margin: 6px 0; color: var(--text-muted); font-size: 13px; }
.oauth-user-code {
  font-family: var(--mono);
  font-size: clamp(28px, 8vw, 40px) !important;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent) !important;
  line-height: 1.2;
  user-select: all;
  -webkit-user-select: all;
  padding: 8px 0;
  word-break: break-all;
}
.oauth-device-box a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 10px 16px;
  margin: 8px 0;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #041016;
  font-weight: 700;
  text-decoration: none;
  font-size: 15px;
  max-width: 100%;
  word-break: break-all;
}
.oauth-device-box a:active { opacity: 0.9; }
#oauthPollHint {
  color: var(--warn) !important;
  font-size: 13px !important;
  min-height: 1.4em;
}

@media (max-width: 640px) {
  .overlay {
    align-items: flex-end;
    padding: 0;
  }
  .drawer, .drawer.drawer-wide {
    width: 100%;
    max-height: 92vh;
    border-radius: 16px 16px 0 0;
    padding: 16px 16px calc(16px + env(safe-area-inset-bottom, 0px));
  }
  .drawer .field input,
  .drawer .field select {
    font-size: 16px;
  }
}

.export-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
}
.export-list .btn { justify-content: flex-start; }

.spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.gen-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--accent-dim);
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: var(--radius-sm);
  font-size: 13px;
}

.mobile-look-toggle {
  display: none;
}

@media (max-width: 1100px) {
  .app-body { grid-template-columns: 180px 1fr; }
  .look-panel {
    position: fixed;
    top: var(--header-h);
    right: 0;
    bottom: 0;
    width: min(340px, 92vw);
    z-index: 45;
    transform: translateX(105%);
    transition: transform .25s;
    box-shadow: var(--shadow);
  }
  .look-panel.open { transform: translateX(0); }
  .mobile-look-toggle { display: inline-flex; }
}

@media (max-width: 720px) {
  .app-body { grid-template-columns: 1fr; }
  .step-rail {
    position: fixed;
    top: var(--header-h);
    left: 0;
    bottom: 0;
    width: min(260px, 85vw);
    z-index: 45;
    transform: translateX(-105%);
    transition: transform .25s;
  }
  .step-rail.open { transform: translateX(0); }
}

/* —— 门禁状态 —— */
.gate-badge {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--bg-card);
  margin-right: 4px;
}
.gate-badge.empty { color: var(--text-dim); }
.gate-badge.review {
  color: var(--warn);
  border-color: #fbbf2455;
  background: rgba(251, 191, 36, 0.12);
}
.gate-badge.rereview {
  color: #fb923c;
  border-color: #fb923c55;
  background: rgba(251, 146, 60, 0.12);
}
.gate-badge.confirmed {
  color: var(--success);
  border-color: #34d39955;
  background: var(--success-dim);
}
.gate-badge.locked {
  color: var(--text-dim);
  opacity: 0.7;
}

.gate-banner {
  flex-shrink: 0;
  padding: 10px 16px;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
  background: rgba(251, 191, 36, 0.08);
  color: #fde68a;
}
.gate-banner.info {
  background: var(--accent-dim);
  color: #a5f3fc;
}
.gate-banner.ok {
  background: var(--success-dim);
  color: var(--success);
}
.gate-banner.lock {
  background: rgba(100, 116, 139, 0.15);
  color: var(--text-muted);
}

.step-item.locked {
  opacity: 0.45;
  cursor: not-allowed;
}
.step-item.review .step-num {
  background: rgba(251, 191, 36, 0.15);
  color: var(--warn);
  border-color: #fbbf2455;
}
.step-item.rereview .step-num {
  background: rgba(251, 146, 60, 0.15);
  color: #fb923c;
  border-color: #fb923c55;
}
.step-item.confirmed.done .step-num,
.step-item.confirmed .step-num {
  background: var(--success-dim);
  color: var(--success);
  border-color: #34d39955;
}
.step-item.review .status-dot { background: var(--warn); }
.step-item.rereview .status-dot { background: #fb923c; }
.step-item.confirmed .status-dot { background: var(--success); }
.step-item.locked .status-dot { background: var(--pending); }

#btnFinalExport:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}


/* 原著分析分栏 */
.align-badge {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  background: rgba(34, 211, 238, 0.12);
  color: #67e8f9;
  border: 1px solid rgba(34, 211, 238, 0.35);
  vertical-align: middle;
}
.analyze-panel .analyze-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 10px;
  padding: 4px;
  background: var(--bg-elevated, rgba(0,0,0,0.2));
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.analyze-tree {
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.45;
  margin-bottom: 8px;
  word-break: break-all;
}


/* —— 章节索引 / Imagine / 项目槽 —— */
.slot-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
}
.slot-select {
  background: var(--panel-2, #1a2230);
  color: var(--text);
  border: 1px solid var(--border, #2a3548);
  border-radius: 8px;
  padding: 4px 8px;
  max-width: 140px;
  font-size: 12px;
}
.chapter-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 360px;
  overflow: auto;
}
.chapter-index-list li {
  background: var(--panel-2, #141b27);
  border: 1px solid var(--border, #2a3548);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 13px;
}
.chapter-index-list .hint-text { margin-top: 4px; }
.prompt-action-bar { z-index: 1; }
.hint-text code {
  font-family: var(--mono, ui-monospace, monospace);
  font-size: 12px;
  color: #93c5fd;
}
.kbd-hint {
  font-size: 11px;
  color: var(--muted);
  margin-top: 8px;
}