/* ========================================
   Lucas ECサイト - カート・チェックアウト
   （components.css に含まれない個別スタイル）
   ======================================== */

/* ---------- ステップインジケーター（5ステップ・矢印付き） ---------- */
.steps {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
}
.step {
  display: flex;
  align-items: center;
  font-size: 10px;
  letter-spacing: 0.15em;
  color: #444;
  text-transform: uppercase;
  white-space: nowrap;
}
.step.active {
  color: #F5F5F5;
}
.step.completed {
  color: #8C8C8C;
}
.step-arrow {
  color: #222;
  margin: 0 8px;
  font-size: 10px;
}

/* ---------- カートテーブル ---------- */
.cart-table {
  width: 100%;
  border-collapse: collapse;
}
.cart-table th {
  text-align: left;
  font-size: 10px;
  letter-spacing: 0.15em;
  color: #8C8C8C;
  text-transform: uppercase;
  font-weight: 400;
  padding: 16px 12px;
  border-bottom: 1px solid #1A1A1A;
}
.cart-table td {
  padding: 24px 12px;
  border-bottom: 1px solid #1A1A1A;
  vertical-align: middle;
}
.cart-table .cart-item-img {
  width: 80px;
  height: 100px;
  object-fit: contain;
  background-color: #fff;
  border: 1px solid #1A1A1A;
  filter: grayscale(100%);
}
.cart-item-name {
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}
.cart-item-meta {
  font-size: 11px;
  color: #8C8C8C;
  letter-spacing: 0.05em;
}
.cart-item-price,
.cart-item-subtotal {
  font-size: 13px;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.cart-item-subtotal {
  font-weight: 400;
}

/* ---------- 数量コントロール ---------- */
.qty-control {
  display: inline-flex;
  align-items: center;
  border: 1px solid #222;
  border-radius: 4px;
  overflow: hidden;
}
.qty-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: #8C8C8C;
  font-size: 16px;
  cursor: pointer;
  transition: color 0.2s, background-color 0.2s;
}
.qty-btn:hover {
  color: #F5F5F5;
  background-color: #1A1A1A;
}
.qty-input {
  width: 44px;
  height: 36px;
  text-align: center;
  background: none;
  border: none;
  border-left: 1px solid #222;
  border-right: 1px solid #222;
  color: #F5F5F5;
  font-size: 13px;
  font-weight: 400;
  min-height: auto;
  padding: 0;
  appearance: textfield;
}
.qty-input::-webkit-inner-spin-button,
.qty-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* ---------- 削除ボタン ---------- */
.btn-delete {
  background: none;
  border: none;
  color: #555;
  cursor: pointer;
  font-size: 11px;
  letter-spacing: 0.1em;
  transition: color 0.2s;
  text-transform: uppercase;
}
.btn-delete:hover {
  color: #A52A2A;
}

/* ---------- 金額サマリー ---------- */
.summary-box {
  background-color: #111;
  border: 1px solid #1A1A1A;
  border-radius: 4px;
  padding: 32px;
}
.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  font-size: 13px;
  letter-spacing: 0.05em;
}
.summary-row + .summary-row {
  border-top: 1px solid #1A1A1A;
}
.summary-row .summary-label {
  color: #8C8C8C;
}
.summary-row .summary-value {
  color: #F5F5F5;
  text-align: right;
}
.summary-total {
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.05em;
}
.summary-total .summary-value {
  font-size: 18px;
  font-weight: 400;
}
.shipping-free {
  color: #6B8E6B;
}
.free-shipping-notice {
  font-size: 10px;
  color: #6B8E6B;
  letter-spacing: 0.05em;
  margin-top: 8px;
}
.free-shipping-remaining {
  font-size: 10px;
  color: #8C8C8C;
  letter-spacing: 0.05em;
  margin-top: 8px;
}

/* ---------- 安心・信頼情報 ---------- */
.trust-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) {
  .trust-section {
    grid-template-columns: repeat(3, 1fr);
  }
}
.trust-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 20px;
  background-color: #111;
  border: 1px solid #1A1A1A;
  border-radius: 4px;
}
.trust-item i {
  color: #555;
  flex-shrink: 0;
  margin-top: 2px;
}
.trust-item p {
  font-size: 11px;
  color: #8C8C8C;
  line-height: 1.7;
  letter-spacing: 0.03em;
}
.trust-item a {
  color: #8C8C8C;
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.2s;
}
.trust-item a:hover {
  color: #F5F5F5;
}

/* ---------- 空カート ---------- */
.cart-empty {
  text-align: center;
  padding: 80px 24px;
}
.cart-empty i {
  color: #333;
  margin-bottom: 24px;
}
.cart-empty h2 {
  font-size: 18px;
  font-weight: 300;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.cart-empty p {
  font-size: 13px;
  color: #8C8C8C;
  line-height: 1.8;
  margin-bottom: 32px;
}

/* ---------- チェックアウト情報入力 ---------- */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #1A1A1A;
}
.section-header h2 {
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* ---------- ログインゲスト選択 ---------- */
.login-guest-card {
  background-color: #111;
  border: 1px solid #1A1A1A;
  border-radius: 4px;
  padding: 32px;
  margin-bottom: 32px;
}
.login-guest-card p {
  font-size: 13px;
  color: #8C8C8C;
  line-height: 1.8;
  margin-bottom: 16px;
}
.login-guest-card .divider {
  display: flex;
  align-items: center;
  gap: 16px;
  color: #333;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 24px 0;
}
.login-guest-card .divider::before,
.login-guest-card .divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: #1A1A1A;
}

/* ---------- 配送希望 ---------- */
.delivery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) {
  .delivery-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---------- 確認画面 ---------- */
.confirm-section {
  margin-bottom: 48px;
}
.confirm-section h2 {
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #1A1A1A;
}
.confirm-item {
  display: flex;
  padding: 16px 0;
  border-bottom: 1px solid #1A1A1A;
}
.confirm-item:last-child {
  border-bottom: none;
}
.confirm-item-label {
  flex: 0 0 140px;
  font-size: 10px;
  color: #8C8C8C;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.confirm-item-value {
  flex: 1;
  font-size: 14px;
  letter-spacing: 0.03em;
  line-height: 1.7;
}
.confirm-products {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.confirm-product-row {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 16px;
  background-color: #111;
  border: 1px solid #1A1A1A;
  border-radius: 4px;
}
.confirm-product-row img {
  width: 60px;
  height: 75px;
  object-fit: cover;
  filter: grayscale(100%);
  background-color: #151515;
}
.confirm-product-row .product-info {
  flex: 1;
}
.confirm-product-row .product-info .name {
  font-size: 13px;
  font-weight: 400;
  margin-bottom: 2px;
}
.confirm-product-row .product-info .meta {
  font-size: 10px;
  color: #8C8C8C;
}
.confirm-product-row .product-subtotal {
  font-size: 13px;
  white-space: nowrap;
}
.confirm-summary {
  background-color: #111;
  border: 1px solid #1A1A1A;
  border-radius: 4px;
  padding: 24px;
}

/* ---------- 決済 ---------- */
.payment-card {
  background-color: #111;
  border: 1px solid #1A1A1A;
  border-radius: 4px;
  margin-bottom: 12px;
  transition: border-color 0.3s;
}
.payment-card.selected {
  border-color: #444;
}
.payment-card-header {
  display: flex;
  align-items: center;
  padding: 20px 24px;
  cursor: pointer;
  gap: 16px;
}
.payment-card-header input[type="radio"] {
  appearance: radio;
  width: 18px;
  height: 18px;
  accent-color: #F5F5F5;
  min-height: auto;
  flex-shrink: 0;
}
.payment-card-header .payment-label {
  font-size: 14px;
  letter-spacing: 0.05em;
}
.payment-card-header .payment-sub {
  font-size: 10px;
  color: #8C8C8C;
  letter-spacing: 0.05em;
  margin-top: 2px;
}
.payment-card-body {
  padding: 0 24px 24px;
  display: none;
}
.payment-card-body.open {
  display: block;
}

/* ---------- カードフォーム ---------- */
.card-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.card-form-grid .form-group {
  margin-bottom: 0;
}
.card-form-grid .full-width {
  grid-column: 1 / -1;
}
.card-secure-notice {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  color: #8C8C8C;
  letter-spacing: 0.03em;
  margin-top: 16px;
  padding: 12px 16px;
  background-color: #0D0D0D;
  border: 1px solid #1A1A1A;
  border-radius: 4px;
}
.card-secure-notice i {
  color: #555;
}

/* ---------- 決済内訳アコーディオン ---------- */
.accordion-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  color: #8C8C8C;
  cursor: pointer;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s;
  border: none;
  background: none;
  padding: 0;
}
.accordion-toggle:hover {
  color: #F5F5F5;
}
.accordion-content {
  display: none;
  margin-top: 12px;
}
.accordion-content.open {
  display: block;
}

/* ---------- 完了画面 ---------- */
.complete-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background-color: #1A1A1A;
  margin: 0 auto 24px;
}
.complete-icon i {
  color: #6B8E6B;
}
.order-number {
  font-size: 28px;
  font-weight: 300;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}
.complete-section {
  margin-bottom: 40px;
}
.complete-section h3 {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #8C8C8C;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #1A1A1A;
}
.complete-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}
@media (min-width: 768px) {
  .complete-actions {
    flex-direction: row;
    justify-content: center;
  }
}
.brand-message {
  text-align: center;
  font-size: 12px;
  color: #8C8C8C;
  line-height: 2;
  letter-spacing: 0.05em;
  max-width: 500px;
  margin: 0 auto;
}

/* ---------- 送料無料バナー ---------- */
.free-shipping-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background-color: #111;
  border: 1px solid #222;
  border-radius: 4px;
  font-size: 11px;
  color: #6B8E6B;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}
.free-shipping-banner i {
  flex-shrink: 0;
}

/* ---------- フォームレイアウト ---------- */
.form-row-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) {
  .form-row-2 {
    grid-template-columns: 1fr 1fr;
  }
}
.form-row-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) {
  .form-row-3 {
    grid-template-columns: 2fr 3fr 2fr;
  }
}

/* ---------- ステップラベル（5ステップ・線区切り） ---------- */
.step-label {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: #444;
  text-transform: uppercase;
  transition: color 0.4s ease;
  display: flex;
  align-items: center;
}
.step-label.active {
  color: #F5F5F5;
}
.step-label.completed {
  color: #8C8C8C;
}

/* ---------- ステップセクション（画面切替） ---------- */
.step-section {
  display: none;
  opacity: 0;
  transform: translateY(10px);
}
.step-section.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

/* ---------- サマリーカード ---------- */
.summary-card {
  background-color: #111;
  border: 1px solid #1A1A1A;
  padding: 40px;
  border-radius: 2px;
}

/* ---------- 数量表示値（qty-val, qty-control内） ---------- */
.qty-val {
  width: 40px;
  text-align: center;
  font-size: 14px;
  border-left: 1px solid #1A1A1A;
  border-right: 1px solid #1A1A1A;
  line-height: 40px;
}

/* ---------- Toast通知 ---------- */
#toast {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background-color: #F5F5F5;
  color: #111;
  padding: 16px 32px;
  font-size: 13px;
  letter-spacing: 0.1em;
  border-radius: 4px;
  z-index: 1000;
  transition: transform 0.5s cubic-bezier(0.19, 1, 0.22, 1);
  display: flex;
  align-items: center;
  gap: 24px;
}
#toast.visible {
  transform: translateX(-50%) translateY(0);
}