/* Sparkle Calendar UI styles */

:root {
  --bg-main: #ecfeff;
  --bg-card: #fefce8;
  --accent-mint: #a7f3d0;
  --accent-sky: #7dd3fc;
  --accent-pink: #fb7185;
  --accent-lavender: #c4b5fd;
  --text-main: #111827;
  --text-muted: #6b7280;
  --border-soft: #e5e7eb;
  --shadow-soft: 0 10px 25px rgba(15, 23, 42, 0.08);
  --radius-lg: 18px;
  --radius-md: 12px;
  --transition-fast: 150ms ease-out;
}

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

html,
body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-main);
  background: radial-gradient(circle at top left, #e0f2fe 0, var(--bg-main) 45%, #fef9c3 100%);
}

body {
  min-height: 100vh;
}

.app-root {
  max-width: 1220px;
  margin: 0 auto;
  padding: 16px 16px 32px;
}

/* Header */

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(248, 250, 252, 0.9), rgba(224, 231, 255, 0.9));
  box-shadow: var(--shadow-soft);
  margin-bottom: 14px;
}

.app-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.app-logo {
  font-size: 1.7rem;
}

.app-title h1 {
  margin: 0;
  font-size: 1.25rem;
}

.app-title p {
  margin: 2px 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.app-header-actions {
  display: flex;
  gap: 8px;
}

/* Buttons */

.btn {
  border-radius: 999px;
  padding: 0.55rem 1.2rem;
  border: none;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast),
    opacity var(--transition-fast);
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent-pink), var(--accent-lavender));
  color: #ffffff;
  box-shadow: var(--shadow-soft);
}

.btn.primary-soft {
  background: linear-gradient(135deg, var(--accent-mint), var(--accent-sky));
  color: #0f172a;
  box-shadow: var(--shadow-soft);
}

.btn.secondary {
  background-color: #ffffff;
  color: var(--text-main);
  border: 1px solid var(--border-soft);
}

.btn.ghost {
  background: transparent;
  color: var(--text-muted);
}

.btn.danger {
  background-color: #fee2e2;
  color: #b91c1c;
}

.btn.tiny {
  font-size: 0.78rem;
  padding: 0.25rem 0.6rem;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.12);
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.12);
}

.icon-btn {
  border-radius: 999px;
  border: none;
  background-color: transparent;
  cursor: pointer;
  font-size: 1.1rem;
  padding: 4px 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast);
}

.icon-btn:hover {
  background-color: rgba(148, 163, 184, 0.22);
  transform: translateY(-1px);
}

/* Quick actions */

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 2px 16px;
}

/* Main layout */

.main-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.2fr);
  gap: 14px;
}

@media (max-width: 960px) {
  .main-layout {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Calendar */

.calendar-panel {
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 12px 12px 14px;
}

.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.calendar-month-label {
  font-size: 1.15rem;
  font-weight: 700;
}

.calendar-month-subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 4px;
  font-size: 0.8rem;
}

.calendar-weekday {
  text-align: center;
  font-weight: 600;
  color: var(--text-muted);
  padding: 4px 0;
}

.calendar-cell {
  position: relative;
  background-color: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-md);
  min-height: 68px;
  padding: 4px 4px 4px;
  box-shadow: 0 4px 10px rgba(148, 163, 184, 0.18);
  cursor: pointer;
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
}

.calendar-cell:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(148, 163, 184, 0.32);
}

.calendar-cell.today {
  border: 2px solid var(--accent-sky);
}

.calendar-cell.selected {
  border: 2px solid var(--accent-pink);
  background: linear-gradient(135deg, #fef9c3, #fee2f2);
}

.calendar-date-number {
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.calendar-cell-events {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.calendar-cell-empty {
  background-color: transparent;
  box-shadow: none;
  cursor: default;
}

/* 日付セル（件数バッジ＋代表タイトル） */
.calendar-day .day-cell-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
  font-size: 0.75rem;
}

.calendar-day .day-number {
  font-weight: 600;
}

.calendar-day .day-weekday {
  margin-left: 4px;
  font-size: 0.7rem;
  color: #6b7280;
}

.calendar-day .day-badge {
  padding: 2px 6px;
  border-radius: 999px;
  background-color: rgba(37, 99, 235, 0.06);
  color: #2563eb;
  font-size: 0.7rem;
  border: 1px solid rgba(37, 99, 235, 0.22);
}

.calendar-day .day-cell-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 2px;
}

.calendar-day .day-title-line {
  font-size: 0.75rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #374151;
}

.calendar-day .day-title-more {
  font-size: 0.72rem;
  color: #6b7280;
}

.calendar-day .day-cell-platforms {
  margin-top: 2px;
  font-size: 0.7rem;
  color: #6b7280;
}

/* カレンダー用SNSバッジ */

.calendar-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  margin-top: 2px;
}

.sns-badge {
  border-radius: 999px;
  padding: 1px 6px;
  font-size: 0.65rem;
  font-weight: 600;
  color: #0f172a;
  background-color: rgba(248, 250, 252, 0.95);
  border: 1px solid rgba(148, 163, 184, 0.6);
}

.sns-badge-ig {
  border-color: #ec4899;
  background: linear-gradient(135deg, rgba(248, 113, 113, 0.16), rgba(236, 72, 153, 0.16));
}

.sns-badge-fb {
  border-color: #2563eb;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.16), rgba(96, 165, 250, 0.16));
  color: #0f172a;
}

.sns-badge-x {
  border-color: #111827;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.2), rgba(31, 41, 55, 0.8));
  color: #f9fafb;
}

/* Sidebar */

.sidebar-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar-section {
  background-color: rgba(255, 255, 255, 0.98);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 10px 12px 12px;
}

.sidebar-section h2 {
  margin: 0 0 6px;
  font-size: 0.95rem;
}

/* 週次スケジュールの曜日チェックボックス */
.weekday-checkboxes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  align-items: center;
}

.weekday-checkboxes label {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.saved-preview-card {
  border-radius: var(--radius-md);
  border: 1px solid var(--border-soft);
  background-color: #fefce8;
  padding: 8px 10px;
  font-size: 0.8rem;
  margin-bottom: 6px;
}

.saved-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 4px;
}

.saved-preview-header-title {
  font-weight: 600;
}

.saved-preview-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin: 2px 0;
}

.saved-preview-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.sns-preview-wrapper {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 4px;
}

.sns-preview-card {
  border-radius: var(--radius-md);
  border: 1px solid var(--border-soft);
  padding: 6px 8px;
  font-size: 0.78rem;
  background-color: #ffffff;
}

.sns-preview-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.sns-preview-avatar {
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background-color: #e5e7eb;
}

.sns-preview-username {
  font-weight: 600;
  font-size: 0.78rem;
}

.sns-preview-image {
  border-radius: 10px;
  background-color: #e5e7eb;
  margin-bottom: 4px;
  overflow: hidden;
}

.sns-preview-instagram .sns-preview-image {
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at 30% 30%, #fed7aa, #f9a8d4, #a5b4fc);
}

.sns-preview-x .sns-preview-image {
  aspect-ratio: 16 / 9;
  background: radial-gradient(circle at 20% 20%, #0ea5e9, #111827);
}

.sns-preview-facebook .sns-preview-image {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, #bfdbfe, #60a5fa);
}

.sns-preview-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ヘルプトリガー & ツールチップ */
.help-trigger {
  margin-left: 4px;
  border-radius: 999px;
  width: 18px;
  height: 18px;
  border: 1px solid var(--border-soft);
  background-color: #f3f4f6;
  color: #4b5563;
  font-size: 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
}

.help-trigger:hover {
  background-color: #e5e7eb;
}

.help-tooltip {
  position: absolute;
  max-width: 320px;
  padding: 8px 10px;
  border-radius: 8px;
  background-color: #111827;
  color: #e5e7eb;
  font-size: 0.78rem;
  line-height: 1.4;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.45);
  z-index: 9999;
  transform-origin: top left;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.15s ease-out,
    transform 0.15s ease-out;
  transform: scale(0.96);
}

.help-tooltip.visible {
  opacity: 1;
  pointer-events: auto;
  transform: scale(1);
}

.sns-preview-body {
  white-space: pre-wrap;
}

.sns-preview-footer {
  margin-top: 4px;
  font-size: 0.72rem;
  color: var(--text-muted);
}

.schedule-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.schedule-card {
  border-radius: var(--radius-md);
  border: 1px solid var(--border-soft);
  background-color: #ffffff;
  padding: 6px 8px;
  font-size: 0.82rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.schedule-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 6px;
}

.schedule-card-title {
  font-weight: 600;
}

.schedule-card-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.schedule-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 4px;
}

.sns-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  display: inline-block;
  margin-right: 2px;
}

.sns-dot.instagram {
  background: radial-gradient(circle at 30% 30%, #fbbf24, #ec4899, #6366f1);
}

.sns-dot.facebook {
  background-color: #2563eb;
}

.sns-dot.twitter {
  background: radial-gradient(circle at 30% 30%, #0ea5e9, #38bdf8);
}

.empty-state {
  padding: 10px 8px;
  border-radius: var(--radius-md);
  border: 1px dashed var(--border-soft);
  background-color: rgba(248, 250, 252, 0.9);
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Modal (generic) */

.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 40;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
}

.modal-content {
  position: relative;
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.4);
  max-width: 920px;
  width: min(100% - 24px, 920px);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden; /* Prevent overall overflow */
}

.modal-header {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-shrink: 0; /* Prevent header from shrinking */
}

.modal-header h2 {
  margin: 0;
  font-size: 1rem;
}

.schedule-form {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.1fr);
  gap: 10px 14px;
  padding: 10px 14px 12px;
  overflow-y: auto; /* Enable vertical scrolling */
  overflow-x: hidden; /* Prevent horizontal scrolling */
}

@media (max-width: 900px) {
  .schedule-form {
    grid-template-columns: minmax(0, 1fr);
  }
}

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

.form-column label {
  display: flex;
  flex-direction: column;
  font-size: 0.8rem;
  gap: 2px;
}

/* weekly の曜日チェックボックスは横並びにする */
.form-column .weekday-checkboxes label {
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  gap: 4px;
}

.form-column input,
.form-column select,
.form-column textarea {
  border-radius: 10px;
  border: 1px solid var(--border-soft);
  padding: 6px 8px;
  font-size: 0.85rem;
  outline: none;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
}

.form-column input:focus,
.form-column select:focus,
.form-column textarea:focus {
  border-color: var(--accent-sky);
  box-shadow: 0 0 0 1px rgba(125, 211, 252, 0.6);
  background-color: #f9fafb;
}

.fieldset {
  border-radius: var(--radius-md);
  border: 1px solid var(--border-soft);
  padding: 6px 8px 8px;
  font-size: 0.8rem;
}

.fieldset legend {
  padding: 0 4px;
  font-weight: 600;
  color: var(--text-main);
}

.fieldset label {
  margin-bottom: 4px;
}

.field-hint {
  margin: 2px 0 0;
  font-size: 0.74rem;
  color: var(--text-muted);
}

.file-picker {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
  flex-wrap: wrap;
}

.file-picker-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  max-width: 180px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.image-source-modes {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 4px;
  font-size: 0.8rem;
}

.image-source-modes label {
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  gap: 4px;
}

/* テンプレート選択モードも同じスタイル */
.template-source-modes {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 4px;
  font-size: 0.8rem;
}

.template-source-modes label {
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  gap: 4px;
}

.radio-inline {
  /* ベースとして横並び指定 */
}

.form-column label.radio-inline {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 4px;
}

.image-source-panel {
  margin-top: 4px;
}

.link-url-row {
  display: flex;
  gap: 6px;
  align-items: center;
  margin-top: 2px;
}

.link-url-row input {
  flex: 1 1 auto;
}

.link-preview {
  margin-top: 6px;
  padding: 6px 8px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-soft);
  background-color: #f9fafb;
  font-size: 0.78rem;
}

.link-preview-title {
  font-weight: 600;
  margin-bottom: 2px;
}

.link-preview-meta {
  font-size: 0.74rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.sns-checkboxes {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  margin-top: 2px;
}

.checkbox-group {
  font-size: 0.8rem;
}

.time-config-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.weekly-time-mode {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  margin-top: 2px;
}

.weekly-per-day-panel {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 4px;
}

.weekly-per-day-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
}

.weekly-per-day-label {
  width: 1.5em;
}

.form-actions {
  grid-column: 1 / -1;
  padding: 0 14px 12px;
  display: flex;
  justify-content: flex-end;
  gap: 6px;
}

.template-help-body {
  padding: 10px 14px 14px;
  font-size: 0.83rem;
  color: var(--text-main);
}

.template-help-body p {
  margin: 0 0 6px;
}

.template-example {
  margin-top: 6px;
  padding: 6px 8px;
  border-radius: var(--radius-md);
  background-color: #eff6ff;
  border: 1px solid #dbeafe;
}

.template-example-header {
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.template-example table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}

.template-example th,
.template-example td {
  border: 1px solid var(--border-soft);
  padding: 4px 6px;
}

.template-example thead {
  background-color: #e0f2fe;
}

.template-help-body ul {
  margin: 4px 0 6px;
  padding-left: 18px;
}

.template-help-body li {
  margin-bottom: 2px;
}

/* Toast通知 */

.toast {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 60;
  min-width: 220px;
  max-width: 280px;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.25);
  color: #ffffff;
  background-color: rgba(15, 23, 42, 0.9);
}

.toast-success {
  background: linear-gradient(135deg, #22c55e, #16a34a);
}

.toast-error {
  background: linear-gradient(135deg, #ef4444, #b91c1c);
}

.toast-info {
  background: linear-gradient(135deg, #0ea5e9, #2563eb);
}

/* Utilities */

.hidden {
  display: none !important;
}