/* 小劇場LPドラフトジェネレータ - アプリUI用 */

:root {
  --app-bg: #f1f5f9;
  --app-header-bg: #1e293b;
  --app-header-text: #f8fafc;
  --card-bg: #ffffff;
  --card-border: #e2e8f0;
  --card-shadow: 0 1px 3px rgba(0,0,0,0.08);
  --input-border: #cbd5e1;
  --input-focus: #6366f1;
  --btn-primary-bg: #4f46e5;
  --btn-primary-hover: #4338ca;
  --btn-secondary-bg: #e2e8f0;
  --btn-secondary-hover: #cbd5e1;
  --text: #1e293b;
  --text-muted: #64748b;
  --radius: 12px;
  --radius-sm: 8px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  background: var(--app-bg);
  min-height: 100vh;
}

.app-header {
  background: var(--app-header-bg);
  color: var(--app-header-text);
  padding: 14px 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.app-header h1 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
}

.app-layout {
  display: flex;
  flex-wrap: wrap;
  min-height: calc(100vh - 52px);
}

.form-column {
  flex: 0 0 420px;
  max-width: 420px;
  padding: 16px;
  overflow-y: auto;
  max-height: calc(100vh - 52px);
}

.preview-column {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: #cbd5e1;
  padding: 16px;
}

.form-panels {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.panel-accordion {
  padding: 0;
  overflow: hidden;
}

.panel-header {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--card-border);
}

.panel-body {
  padding: 16px;
}

.panel-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.panel-toggle::after {
  content: "+";
  flex: 0 0 auto;
  font-size: 1.1rem;
  color: var(--text-muted);
}

.panel-accordion.is-open .panel-toggle::after {
  content: "-";
}

.panel-control {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: 0.8rem;
  white-space: nowrap;
}

.panel-title {
  margin: 0 0 12px 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--card-border);
}

.form-group {
  margin-bottom: 12px;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group label {
  display: block;
  margin-bottom: 4px;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.form-group input[type="text"],
.form-group input[type="url"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="number"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: inherit;
}

.form-group input[type="color"] {
  width: 100%;
  height: 36px;
  padding: 2px;
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--input-focus);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.form-group.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.form-group.checkbox-group input[type="checkbox"] {
  width: auto;
  margin: 0;
}

.form-help {
  margin: 0 0 12px 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.inline-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin: 8px 0;
}

.field-status {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* 動的フィールド（見どころ・キャスト等） */
.highlight-item,
.cast-item,
.staff-item,
.schedule-row-fields,
.price-item,
.faq-item {
  margin-bottom: 12px;
  padding: 10px;
  background: #f8fafc;
  border-radius: var(--radius-sm);
  border: 1px solid #e2e8f0;
}

.dynamic-actions,
.item-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 12px;
}

.item-actions {
  margin-top: 8px;
}

.dynamic-actions .btn,
.item-actions .btn {
  width: auto;
}

.validation-summary {
  display: none;
  margin-bottom: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid #cbd5e1;
  background: #f8fafc;
}

.validation-summary.is-visible {
  display: block;
}

.validation-summary.is-error {
  border-color: #fecaca;
  background: #fef2f2;
  color: #991b1b;
}

.validation-summary.is-warning {
  border-color: #fde68a;
  background: #fffbeb;
  color: #92400e;
}

.validation-summary.is-success {
  border-color: #bbf7d0;
  background: #f0fdf4;
  color: #166534;
}

.validation-summary p,
.validation-summary ul {
  margin: 0;
}

.validation-summary ul {
  padding-left: 18px;
  margin-top: 6px;
}

.preview-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.preview-size-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-left: 8px;
}

.preview-wrapper {
  flex: 1;
  min-height: 400px;
  background: #94a3b8;
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.preview-frame {
  border: none;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  transition: width 0.2s ease, height 0.2s ease;
}

.preview-frame-mobile {
  width: 390px;
  height: 680px;
  max-width: 100%;
  max-height: calc(100vh - 140px);
}

.preview-frame-desktop {
  width: 1280px;
  height: 800px;
  max-width: 100%;
  max-height: calc(100vh - 140px);
}

/* ボタン */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s, border-color 0.15s;
}

.btn-primary {
  background: var(--btn-primary-bg);
  color: #fff;
  border-color: var(--btn-primary-bg);
}

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

.btn-secondary {
  background: var(--btn-secondary-bg);
  color: var(--text);
  border-color: #cbd5e1;
}

.btn-secondary:hover {
  background: var(--btn-secondary-hover);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.action-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.action-buttons .btn {
  width: 100%;
}

.panel-actions .btn + .btn {
  margin-top: 0;
}

/* レスポンシブ */
@media (max-width: 900px) {
  .app-layout {
    flex-direction: column;
  }

  .form-column {
    flex: 1 1 auto;
    max-width: 100%;
    max-height: none;
  }

  .preview-column {
    min-height: 500px;
  }

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

  .panel-control {
    white-space: normal;
  }

  .inline-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .preview-frame-mobile {
    width: 100%;
    max-width: 390px;
  }

  .preview-frame-desktop {
    width: 100%;
    max-width: 100%;
  }
}