/* =========================================================
   忘れな帳 - スタイル定義
   コンセプト：「台所の引き出しにある、家族のスクラップ帳」
   生成り色の紙、マスキングテープ風ラベル、ポラロイド風カード
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&family=Zen+Maru+Gothic:wght@400;500;700&display=swap');

:root {
  /* ベースカラー */
  --bg-paper: #FAF6EE;
  --bg-paper-card: #FFFFFF;
  --bg-paper-subtle: #F3ECE0;
  --bg-modal-backdrop: rgba(45, 36, 27, 0.45);

  /* 文字色 */
  --text-main: #3C3228;
  --text-sub: #7A6F62;
  --text-muted: #A39686;
  --border-subtle: #E8DECE;
  --border-strong: #C4B59F;

  /* アクセントカラー */
  --craft-brown: #9E7448;
  --craft-brown-hover: #835E37;
  --craft-brown-light: #F2E8DC;
  --terracotta: #D46A52;
  --terracotta-hover: #BF5740;
  --danger-color: #D34545;

  /* カテゴリ別マスキングテープ色 */
  --cat-sage-bg: #E3EDE4;
  --cat-sage-border: #9BB89E;
  --cat-sage-text: #2D4C31;

  --cat-lavender-bg: #EAE6F4;
  --cat-lavender-border: #AFA5D3;
  --cat-lavender-text: #413567;

  --cat-mustard-bg: #FCF1D6;
  --cat-mustard-border: #E0BF6A;
  --cat-mustard-text: #61480C;

  --cat-blue-bg: #E2ECF7;
  --cat-blue-border: #8BB0D6;
  --cat-blue-text: #224367;

  --cat-rose-bg: #FBE5E7;
  --cat-rose-border: #E29CA4;
  --cat-rose-text: #6D2933;

  --cat-greige-bg: #EFECE6;
  --cat-greige-border: #BCB6A9;
  --cat-greige-text: #4E4A43;

  /* フォント */
  --font-heading: 'Zen Maru Gothic', 'Hiragino Maru Gothic ProN', sans-serif;
  --font-body: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* 影 */
  --shadow-sm: 0 1px 3px rgba(60, 50, 40, 0.08);
  --shadow-md: 0 4px 10px rgba(60, 50, 40, 0.1);
  --shadow-card: 0 3px 8px rgba(60, 50, 40, 0.12), 0 1px 3px rgba(60, 50, 40, 0.06);
  --shadow-pop: 0 10px 25px rgba(60, 50, 40, 0.22);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
}

/* リセット＆基本設定 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  min-height: 100%;
  background-color: var(--bg-paper);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  overscroll-behavior-y: contain;
}

/* 紙の微細な質感パターン（CSSグラデーション再現） */
body {
  background-image: 
    radial-gradient(rgba(180, 160, 130, 0.1) 1px, transparent 0),
    radial-gradient(rgba(180, 160, 130, 0.08) 1px, var(--bg-paper) 1px);
  background-size: 24px 24px;
  background-position: 0 0, 12px 12px;
}

/* アプリ全体のコンテナ */
#app {
  max-width: 960px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  padding-bottom: 96px; /* フローティングボタン避信用 */
}

/* ヘッダー */
.app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: rgba(250, 246, 238, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px dashed var(--border-strong);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.brand-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  object-fit: cover;
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--craft-brown);
  letter-spacing: 0.04em;
}

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

.icon-btn {
  background: none;
  border: none;
  padding: 8px;
  border-radius: 50%;
  color: var(--text-sub);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  font-size: 1.2rem;
  width: 40px;
  height: 40px;
}

.icon-btn:hover {
  background-color: var(--bg-paper-subtle);
  color: var(--text-main);
}

.icon-btn:active {
  transform: scale(0.92);
}

/* 検索＆カテゴリバー */
.controls-bar {
  padding: 14px 16px 8px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.search-box {
  position: relative;
  width: 100%;
}

.search-input {
  width: 100%;
  padding: 11px 40px 11px 40px;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background-color: #FFFDF9;
  font-size: 16px; /* iOS自動ズーム防止 */
  color: var(--text-main);
  outline: none;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.03);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-input:focus {
  border-color: var(--craft-brown);
  box-shadow: 0 0 0 3px rgba(158, 116, 72, 0.15);
}

.search-icon-left {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-clear-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 4px;
  font-size: 1.1rem;
  cursor: pointer;
  display: none;
}

.search-clear-btn.active {
  display: block;
}

/* カテゴリチップ横スクロール */
.category-chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 2px 8px 2px;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE */
}

.category-chips::-webkit-scrollbar {
  display: none; /* Chrome/Safari */
}

.cat-chip {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  background-color: var(--bg-paper-card);
  border: 1px solid var(--border-strong);
  color: var(--text-sub);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
  user-select: none;
}

.cat-chip:hover {
  border-color: var(--craft-brown);
  color: var(--text-main);
}

.cat-chip:active {
  transform: scale(0.95);
}

.cat-chip.active {
  background-color: var(--craft-brown);
  border-color: var(--craft-brown);
  color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(158, 116, 72, 0.35);
}

/* 「ひとこと待ち」トレイ */
.waiting-tray-card {
  margin: 8px 16px 12px;
  background: #FFF9F0;
  border: 1.5px dashed var(--terracotta);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  box-shadow: var(--shadow-sm);
  display: none;
  animation: fadeIn 0.3s ease-out;
}

.waiting-tray-card.show {
  display: block;
}

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

.waiting-tray-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--terracotta);
  display: flex;
  align-items: center;
  gap: 6px;
}

.waiting-tray-count {
  background-color: var(--terracotta);
  color: #FFF;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 12px;
  font-weight: 700;
}

.waiting-tray-items {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.waiting-item-thumb {
  width: 60px;
  height: 60px;
  border-radius: 8px;
  object-fit: cover;
  border: 2px solid #FFF;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
  cursor: pointer;
  transition: transform 0.2s;
}

.waiting-item-thumb:active {
  transform: scale(0.92);
}

/* バックアップ案内バナー */
.backup-alert-banner {
  margin: 6px 16px 10px;
  background-color: #FFF5E9;
  border-left: 4px solid var(--terracotta);
  border-radius: 4px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.88rem;
  box-shadow: var(--shadow-sm);
  display: none;
}

.backup-alert-banner.show {
  display: flex;
}

/* 覚書一覧グリッド */
.memos-grid {
  padding: 8px 16px 20px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

@media (min-width: 680px) {
  .memos-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .memos-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
}

/* ポラロイド風カード */
.memo-card {
  background-color: var(--bg-paper-card);
  border-radius: var(--radius-sm);
  padding: 8px 8px 12px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  position: relative;
  cursor: pointer;
  transition: transform 0.25s cubic-bezier(0.2, 0, 0.2, 1), box-shadow 0.25s ease;
  border: 1px solid rgba(220, 210, 195, 0.4);
  /* ほんの少し手張り感を出すためランダムチルト風に */
}

.memo-card:nth-child(4n+1) { transform: rotate(-0.7deg); }
.memo-card:nth-child(4n+2) { transform: rotate(0.8deg); }
.memo-card:nth-child(4n+3) { transform: rotate(-0.5deg); }
.memo-card:nth-child(4n+4) { transform: rotate(0.6deg); }

.memo-card:hover {
  transform: translateY(-3px) rotate(0deg) scale(1.01);
  box-shadow: var(--shadow-pop);
}

.memo-card:active {
  transform: scale(0.97) rotate(0deg);
}

/* マスキングテープ風ラベル */
.masking-tape {
  position: absolute;
  top: -7px;
  right: 12px;
  padding: 2px 10px;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 2px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
  letter-spacing: 0.02em;
  transform: rotate(1.5deg);
  z-index: 2;
  white-space: nowrap;
}

/* 写真部分 */
.memo-card-photo-wrap {
  width: 100%;
  aspect-ratio: 1 / 1;
  background-color: var(--bg-paper-subtle);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  margin-bottom: 8px;
}

.memo-card-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.memo-card-photo-count {
  position: absolute;
  bottom: 6px;
  right: 6px;
  background-color: rgba(30, 25, 20, 0.7);
  color: #FFF;
  font-size: 0.72rem;
  padding: 1px 6px;
  border-radius: 10px;
  backdrop-filter: blur(4px);
}

.memo-card-no-photo {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 2rem;
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(230, 220, 205, 0.3) 10px,
    rgba(230, 220, 205, 0.3) 20px
  );
}

/* 本文・ひとこと */
.memo-card-text {
  font-size: 0.92rem;
  font-weight: 500;
  line-height: 1.45;
  color: var(--text-main);
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
  min-height: 2.7em;
}

.memo-card-text.is-empty {
  color: var(--terracotta);
  font-style: italic;
  font-size: 0.85rem;
}

.memo-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  color: var(--text-muted);
  border-top: 1px dotted var(--border-subtle);
  padding-top: 5px;
}

/* 空状態（一覧なし） */
.empty-state {
  padding: 48px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-sub);
}

.empty-icon {
  font-size: 3.5rem;
  margin-bottom: 4px;
}

.empty-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--craft-brown);
}

.empty-desc {
  font-size: 0.9rem;
  max-width: 280px;
  line-height: 1.6;
}

/* 右下フローティング「＋」アクションボタン */
.fab-container {
  position: fixed;
  bottom: 24px;
  right: 20px;
  z-index: 50;
  display: flex;
  flex-direction: column-reverse;
  align-items: flex-end;
  gap: 12px;
}

.fab-main-btn {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--craft-brown) 0%, #B58451 100%);
  color: #FFF;
  border: none;
  box-shadow: 0 4px 14px rgba(130, 90, 50, 0.4);
  font-size: 1.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.25s cubic-bezier(0.3, 1.4, 0.5, 1), box-shadow 0.2s;
}

.fab-main-btn:active {
  transform: scale(0.92);
}

.fab-main-btn.open {
  transform: rotate(45deg);
  background: var(--text-sub);
}

.fab-menu {
  display: flex;
  flex-direction: column;
  gap: 10px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px) scale(0.9);
  transition: all 0.25s cubic-bezier(0.2, 1, 0.3, 1);
}

.fab-menu.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.fab-item-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: #FFF;
  border: 1px solid var(--border-strong);
  border-radius: 28px;
  padding: 8px 16px 8px 12px;
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-main);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.15s, background-color 0.15s;
}

.fab-item-btn:active {
  transform: scale(0.95);
  background-color: var(--bg-paper-subtle);
}

.fab-item-icon {
  font-size: 1.2rem;
}

/* モーダル基本スタイル */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  background-color: var(--bg-modal-backdrop);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-backdrop.show {
  opacity: 1;
  pointer-events: auto;
}

.modal-window {
  width: 100%;
  max-width: 600px;
  max-height: 92vh;
  background-color: #FFFDF9;
  border-radius: 20px 20px 0 0;
  box-shadow: 0 -8px 30px rgba(45, 36, 27, 0.25);
  display: flex;
  flex-direction: column;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
}

@media (min-width: 640px) {
  .modal-backdrop {
    align-items: center;
    padding: 20px;
  }
  .modal-window {
    border-radius: 20px;
    max-height: 85vh;
    transform: translateY(30px) scale(0.96);
  }
  .modal-backdrop.show .modal-window {
    transform: translateY(0) scale(1);
  }
}

.modal-backdrop.show .modal-window {
  transform: translateY(0);
}

.modal-header {
  padding: 16px 18px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-paper);
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--craft-brown);
}

.modal-body {
  padding: 16px 18px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-footer {
  padding: 12px 18px 20px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  background-color: var(--bg-paper);
}

/* フォームコントロール */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 6px;
}

.form-tip {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.form-textarea {
  width: 100%;
  min-height: 90px;
  padding: 12px;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background-color: #FFF;
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--text-main);
  resize: vertical;
  outline: none;
}

.form-textarea:focus {
  border-color: var(--craft-brown);
  box-shadow: 0 0 0 3px rgba(158, 116, 72, 0.15);
}

/* パスワード禁止の注意喚起 */
.security-notice {
  font-size: 0.78rem;
  color: #9A6620;
  background-color: #FFF8E7;
  padding: 6px 10px;
  border-radius: 6px;
  border-left: 3px solid #E0A02E;
}

/* 画像プレビュー・追加エリア */
.image-uploader-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.image-preview-item {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 8px;
  overflow: hidden;
  border: 1.5px solid var(--border-strong);
  background-color: var(--bg-paper-subtle);
}

.image-preview-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-remove-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background-color: rgba(40, 30, 20, 0.75);
  color: #FFF;
  border: none;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.image-add-tile {
  aspect-ratio: 1 / 1;
  border: 2px dashed var(--border-strong);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--text-sub);
  cursor: pointer;
  background-color: #FFFDF9;
  transition: all 0.2s;
}

.image-add-tile:hover {
  border-color: var(--craft-brown);
  color: var(--craft-brown);
  background-color: var(--craft-brown-light);
}

/* ボタン各種 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-lg);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  user-select: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--craft-brown) 0%, #B58451 100%);
  color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(158, 116, 72, 0.3);
}

.btn-primary:active {
  transform: scale(0.96);
}

.btn-secondary {
  background-color: var(--bg-paper-subtle);
  color: var(--text-main);
  border: 1px solid var(--border-strong);
}

.btn-secondary:active {
  background-color: var(--border-subtle);
}

.btn-danger {
  background-color: #FFF0F0;
  color: var(--danger-color);
  border: 1px solid #FFD0D0;
}

.btn-danger:active {
  background-color: #FFE0E0;
}

/* 写真拡大ビューア */
.photo-viewer-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  background-color: rgba(15, 12, 10, 0.96);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}

.photo-viewer-modal.show {
  opacity: 1;
  pointer-events: auto;
}

.photo-viewer-header {
  padding: 14px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #FFF;
}

.photo-viewer-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  padding: 10px;
}

.photo-viewer-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.2s;
  user-select: none;
}

.photo-viewer-footer {
  padding: 14px 18px 24px;
  color: #DDD;
  font-size: 0.9rem;
  text-align: center;
  display: flex;
  justify-content: center;
  gap: 16px;
}

/* トースト通知 */
.toast-container {
  position: fixed;
  bottom: 84px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
  width: 90%;
  max-width: 360px;
}

.toast {
  background-color: rgba(45, 36, 27, 0.92);
  color: #FFF;
  padding: 12px 18px;
  border-radius: 30px;
  font-size: 0.9rem;
  font-weight: 500;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0,0,0,0.25);
  backdrop-filter: blur(8px);
  animation: toastIn 0.3s cubic-bezier(0.2, 1, 0.3, 1), toastOut 0.3s ease-in 2.7s forwards;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes toastOut {
  from { opacity: 1; }
  to { opacity: 0; }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* 分類色ユーティリティクラス */
.cat-color-sage { background-color: var(--cat-sage-bg); border-color: var(--cat-sage-border); color: var(--cat-sage-text); }
.cat-color-lavender { background-color: var(--cat-lavender-bg); border-color: var(--cat-lavender-border); color: var(--cat-lavender-text); }
.cat-color-mustard { background-color: var(--cat-mustard-bg); border-color: var(--cat-mustard-border); color: var(--cat-mustard-text); }
.cat-color-blue { background-color: var(--cat-blue-bg); border-color: var(--cat-blue-border); color: var(--cat-blue-text); }
.cat-color-rose { background-color: var(--cat-rose-bg); border-color: var(--cat-rose-border); color: var(--cat-rose-text); }
.cat-color-greige { background-color: var(--cat-greige-bg); border-color: var(--cat-greige-border); color: var(--cat-greige-text); }