/* ============================================================
   style.css — そば吉オーダーサポート
   ============================================================ */

/* --- カラー変数 --- */
:root {
  --bg:          #f5f0ea;
  --surface:     #ffffff;
  --ink:         #2c1810;
  --ink-soft:    #7a6055;
  --border:      #e0d5cc;
  --accent:      #8b3a2a;
  --accent-bg:   rgba(139,58,42,0.08);
  --accent-dark: #6b2a1a;
  --gold:        #c8943a;
  --shadow:      rgba(0,0,0,0.08);
  --shadow-md:   rgba(0,0,0,0.14);
  --green:       rgba(40,90,50,0.12);
  --green-border:rgba(80,160,80,0.35);
}

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

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--ink);
  -webkit-tap-highlight-color: transparent;
}

#app {
  position: relative;
  width: 100%;
  max-width: 480px;
  height: 100%;
  margin: 0 auto;
  overflow: hidden;
}

/* --- 画面共通 --- */
.screen {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s;
}
.screen.active {
  opacity: 1;
  pointer-events: auto;
}

.content {
  flex: 1;
  overflow-y: auto;
  padding: 12px 16px 80px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* --- ヘッダー --- */
.header {
  background: var(--accent);
  padding: 14px 20px 12px;
  flex-shrink: 0;
}
.header h1 {
  font-family: 'Noto Serif JP', serif;
  font-size: 18px;
  color: #fff;
  letter-spacing: 0.08em;
}

.header-sub {
  background: var(--accent);
  padding: 10px 14px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.header-sub h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: 17px;
  color: #fff;
  letter-spacing: 0.05em;
  text-align: center;
}

/* ============================================================
   S-01: ホーム
   ============================================================ */

/* 検索バー */
.search-bar-wrap {
  padding: 10px 14px;
  background: var(--accent);
  flex-shrink: 0;
}
.search-input {
  width: 100%;
  padding: 10px 14px;
  border: none;
  border-radius: 22px;
  background: rgba(255,255,255,0.92);
  font-size: 15px;
  color: var(--ink);
  outline: none;
  font-family: 'Noto Sans JP', sans-serif;
}
.search-input::placeholder { color: #aaa; }

/* 検索結果 */
.search-results {
  flex: 1;
  overflow-y: auto;
  padding: 10px 14px 80px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* ホームコンテンツ */
#home-content {
  flex: 1;
  overflow-y: auto;
  padding: 14px 14px 80px;
}

.home-section-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-soft);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

/* カテゴリグリッド（2列） */
.category-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 20px;
}
.category-btn {
  min-height: 72px;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  box-shadow: 0 2px 6px var(--shadow);
  transition: all 0.15s;
  letter-spacing: 0.04em;
}
.category-btn:active {
  background: var(--accent-bg);
  border-color: var(--accent);
  transform: scale(0.97);
}

/* 履歴 */
.history-section { margin-top: 4px; }
.history-list { display: flex; flex-direction: column; gap: 6px; }
.history-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  text-align: left;
  gap: 8px;
  transition: background 0.12s;
}
.history-btn:active { background: var(--accent-bg); }
.history-label { font-size: 14px; font-weight: 500; flex: 1; }
.history-notation {
  font-size: 13px;
  color: var(--accent);
  font-weight: 700;
  white-space: nowrap;
}

/* no-result */
.no-result {
  text-align: center;
  color: var(--ink-soft);
  padding: 24px;
  font-size: 14px;
}

/* ============================================================
   S-02: 商品一覧
   ============================================================ */
.menu-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 60px;
  padding: 0 16px;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  transition: background 0.12s, border-color 0.12s, transform 0.1s;
  box-shadow: 0 1px 4px var(--shadow);
}
.menu-btn:active {
  background: var(--accent-bg);
  border-color: var(--accent);
  transform: scale(0.98);
}
.menu-btn-name {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.menu-btn-price {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-bg);
  border: 1px solid rgba(139,58,42,0.2);
  border-radius: 4px;
  padding: 2px 6px;
  white-space: nowrap;
}
.arrow { color: var(--ink-soft); font-size: 18px; }

/* ============================================================
   S-03: オプション選択
   ============================================================ */
.option-section {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  margin: 0 0 10px;
}
.option-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.option-btn-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.option-btn {
  flex: 1;
  min-width: 80px;
  min-height: 52px;
  border: 2px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  transition: all 0.15s;
}
.option-btn:active { transform: scale(0.96); }
.option-btn.selected {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ============================================================
   S-04: 結果表示
   ============================================================ */
.result-summary {
  font-size: 13px;
  color: var(--ink-soft);
  padding: 8px 18px 4px;
  flex-shrink: 0;
}
.result-content {
  flex: 1;
  overflow-y: auto;
  padding: 8px 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* 結果カード */
.result-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
}
.result-card-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-soft);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.result-toshi {
  font-family: 'Noto Serif JP', serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.3;
  letter-spacing: 0.05em;
}
.result-denpyo {
  font-family: 'Noto Serif JP', serif;
  font-size: 26px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
}
.result-price {
  font-family: 'Noto Serif JP', serif;
  font-size: 26px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.05em;
}
.result-notes {
  background: rgba(255,200,50,0.1);
  border: 1px solid rgba(200,150,30,0.4);
  border-radius: 10px;
  padding: 12px 14px;
}
.result-notes-label {
  font-size: 12px;
  font-weight: 700;
  color: #a07020;
  margin-bottom: 4px;
}
.result-notes-text { font-size: 13px; color: var(--ink); }

/* カスター */
.caster-bon {
  font-size: 13px;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 6px;
}
.caster-items { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; }
.caster-item {
  font-size: 13px;
  padding: 4px 10px;
  background: var(--accent-bg);
  border: 1px solid rgba(139,58,42,0.2);
  border-radius: 20px;
  color: var(--accent);
  font-weight: 600;
}

/* コラボ・なすおろしきのこ 確認ボタン */
.btn-option-confirm {
  display: block;
  width: calc(100% - 28px);
  margin: 16px 14px 8px;
  padding: 16px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}
.btn-option-confirm:active {
  background: var(--accent-dark);
  transform: scale(0.98);
}

/* カートに追加ボタン */
.btn-add-cart {
  position: sticky;
  bottom: 72px;
  margin: 0 14px 8px;
  width: calc(100% - 28px);
  padding: 15px;
  background: var(--accent);
  border: none;
  border-radius: 12px;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(139,58,42,0.4);
  transition: background 0.15s, transform 0.1s;
  flex-shrink: 0;
}
.btn-add-cart:active {
  background: var(--accent-dark);
  transform: scale(0.98);
}

/* 未登録カード */
.not-registered-card {
  background: rgba(200,180,150,0.12);
  border: 1.5px solid var(--border);
  border-radius: 14px;
  padding: 32px 20px;
  text-align: center;
}
.not-registered-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--ink-soft);
  margin-bottom: 8px;
}
.not-registered-sub {
  font-size: 13px;
  color: var(--ink-soft);
  opacity: 0.7;
}

/* ============================================================
   丼セット かけそば選択
   ============================================================ */
.donkake-section {
  background: rgba(40,80,130,0.06);
  border: 1.5px solid rgba(80,120,200,0.25);
  border-radius: 12px;
  padding: 14px;
}
.donkake-title {
  font-size: 12px; font-weight: 700;
  color: rgba(40,80,180,0.8);
  letter-spacing: 0.08em; margin-bottom: 8px;
}
.donkake-reset {
  font-size: 11px; padding: 3px 10px;
  background: rgba(80,120,200,0.1);
  border: 1px solid rgba(80,120,200,0.3);
  border-radius: 12px; color: rgba(40,80,180,0.8);
  cursor: pointer; margin-bottom: 8px;
}
.donkake-grid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 5px; margin-bottom: 8px;
}
.donkake-btn {
  padding: 8px 4px; font-size: 12px; font-weight: 600;
  border: 1.5px solid rgba(80,120,200,0.3);
  border-radius: 8px; background: rgba(40,80,130,0.08);
  color: rgba(30,60,160,0.85); cursor: pointer; text-align: center;
  transition: all 0.15s;
}
.donkake-btn.selected {
  background: rgba(60,100,220,0.25);
  border-color: rgba(80,130,240,0.7);
}
.donkake-result {
  flex-wrap: wrap; gap: 10px; padding: 8px;
  background: rgba(40,80,130,0.12);
  border-radius: 8px;
}
.donkake-result-item { font-size: 13px; color: #1a3a80; }

/* カートサマリー */
.cart-summary {
  background: var(--accent-bg);
  border: 1px solid rgba(139,58,42,0.2);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
  line-height: 1.6;
}

/* ============================================================
   変えそばセクション
   ============================================================ */
.kaesoba-section {
  background: var(--green);
  border: 1.5px solid var(--green-border);
  border-radius: 12px;
  padding: 14px 14px;
}
.kaesoba-section-title {
  font-size: 12px;
  font-weight: 700;
  color: rgba(60,140,70,0.9);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.kaesoba-group-label {
  font-size: 11px;
  font-weight: 700;
  color: rgba(40,110,55,0.7);
  letter-spacing: 0.08em;
  margin: 8px 0 5px;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--green-border);
}
.kaesoba-kishi-selector {
  display: flex;
  gap: 6px;
  margin: 6px 0 10px;
}
.kaesoba-kishi-btn {
  flex: 1;
  padding: 7px 4px;
  border-radius: 8px;
  border: 1.5px solid var(--green-border);
  background: var(--surface);
  font-size: 13px;
  font-weight: 600;
  color: rgba(40,110,55,0.85);
  cursor: pointer;
}
.kaesoba-kishi-btn.selected {
  background: rgba(40,110,55,0.18);
  border-color: rgba(40,110,55,0.5);
  color: rgba(20,90,35,1);
}
.kaesoba-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}
.kaesoba-topping-btn {
  padding: 9px 4px;
  border: 1.5px solid var(--green-border);
  border-radius: 8px;
  background: rgba(40,90,50,0.15);
  font-size: 12px;
  font-weight: 700;
  color: rgba(30,100,40,0.9);
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
  line-height: 1.3;
}
.kaesoba-topping-btn:active { transform: scale(0.96); }
.kaesoba-topping-btn.selected {
  background: rgba(60,150,70,0.5);
  border-color: rgba(80,180,80,0.8);
  color: #1a4a20;
}
.kaesoba-btn-price {
  display: block;
  font-size: 10px;
  font-weight: 500;
  color: rgba(40,120,50,0.7);
  margin-top: 2px;
}
.kaesoba-result {
  margin-top: 12px;
  flex-direction: column;
  gap: 8px;
}
.kaesoba-result-card {
  background: rgba(40,90,50,0.2);
  border: 1px solid var(--green-border);
  border-radius: 10px;
  padding: 12px 14px;
}
.kaesoba-result-label {
  font-size: 11px;
  font-weight: 700;
  color: rgba(40,120,50,0.7);
  letter-spacing: 0.1em;
  margin-bottom: 5px;
}
.kaesoba-result-toshi {
  font-family: 'Noto Serif JP', serif;
  font-size: 26px;
  font-weight: 700;
  color: #1a5a20;
  line-height: 1.3;
}
.kaesoba-result-denpyo {
  font-family: 'Noto Serif JP', serif;
  font-size: 20px;
  font-weight: 700;
  color: #1a5a20;
  line-height: 1.3;
}
.kaesoba-price-card { background: rgba(30,70,40,0.15); }
.kaesoba-result-price { font-size: 15px; color: #1a4a20; line-height: 1.6; }
.kaesoba-result-price strong { font-size: 19px; color: #0a3a10; }

/* ============================================================
   カートモーダル
   ============================================================ */
.cart-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: flex-end;
  z-index: 1000;
}
.cart-modal-inner {
  background: var(--bg);
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  border-radius: 20px 20px 0 0;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.cart-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--accent);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  flex-shrink: 0;
}
.cart-modal-close {
  background: none;
  border: none;
  color: rgba(255,255,255,0.8);
  font-size: 20px;
  cursor: pointer;
  padding: 4px;
}
.cart-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.cart-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  gap: 10px;
}
.cart-item-info { flex: 1; }
.cart-item-label { font-size: 14px; font-weight: 600; display: block; }
.cart-item-notation { font-size: 12px; color: var(--ink-soft); display: block; margin-top: 2px; }
.cart-item-price { font-size: 13px; color: var(--accent); font-weight: 600; display: block; margin-top: 3px; }
.cart-item-qty {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.cart-item-qty button {
  width: 30px; height: 30px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--surface);
  font-size: 18px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  color: var(--accent);
}
.cart-item-qty span { font-size: 16px; font-weight: 700; min-width: 20px; text-align: center; }

.cart-modal-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  background: var(--bg);
  flex-shrink: 0;
}
.cart-caster {
  font-size: 12px;
  color: var(--ink-soft);
  margin-bottom: 10px;
  font-weight: 600;
}
.cart-total {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 10px;
}
.cart-total strong { color: var(--accent); font-size: 18px; }
.cart-footer-btns { display: flex; gap: 10px; }
.btn-cart-clear {
  flex: 1;
  padding: 13px;
  border: 2px solid var(--accent);
  border-radius: 10px;
  background: transparent;
  color: var(--accent);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}
.btn-cart-confirm {
  flex: 2;
  padding: 13px;
  background: var(--accent);
  border: none;
  border-radius: 10px;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}

/* ============================================================
   フローティングボタン
   ============================================================ */
.fab {
  position: fixed;
  bottom: 20px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: 0 4px 14px var(--shadow-md);
  z-index: 500;
  transition: transform 0.15s;
}
.fab:active { transform: scale(0.92); }
.fab-cart {
  right: calc(50% - 240px + 16px);
  background: var(--accent);
  color: #fff;
  position: fixed;
}
@media (max-width: 480px) {
  .fab-cart { right: 16px; }
}
.fab-home {
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255,255,255,0.95);
  color: var(--accent);
  font-size: 22px;
  border: 2px solid var(--border);
  position: fixed;
}
.fab-home:active { transform: translateX(-50%) scale(0.92); }
.fab-back {
  left: calc(50% - 240px + 16px);
  background: rgba(255,255,255,0.95);
  color: var(--accent);
  font-size: 28px;
  font-weight: 700;
  border: 2px solid var(--border);
}
@media (max-width: 480px) {
  .fab-back { left: 16px; }
}
.cart-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: #e63946;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

/* ============================================================
   トースト
   ============================================================ */
.toast {
  position: fixed;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(44,24,16,0.92);
  color: #fff;
  font-size: 13px;
  padding: 10px 20px;
  border-radius: 22px;
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
  white-space: nowrap;
  z-index: 2000;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}