/* ============================================================
   送货员端 样式
   ============================================================ */
:root {
  --primary: #1E3A5F;
  --primary-dark: #15294A;
  --accent: #2563EB;
  --success: #059669;
  --danger: #DC2626;
  --warning: #D97706;
  --text: #1E293B;
  --text-muted: #64748B;
  --bg: #F1F5F9;
  --card-bg: #FFFFFF;
  --border: #E2E8F0;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow: 0 2px 8px rgba(0,0,0,0.10);
  --blue-light: #EFF6FF;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg); min-height: 100vh; color: var(--text);
  font-size: 14px; -webkit-tap-highlight-color: transparent;
}

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #1E3A5F 0%, #2563EB 100%);
  padding: 20px;
}
.login-card {
  background: white; border-radius: var(--radius); box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  padding: 36px 28px; width: 100%; max-width: 380px; text-align: center;
}
.login-card .login-icon { font-size: 48px; margin-bottom: 8px; }
.login-card h2 { font-size: 20px; font-weight: 700; margin-bottom: 4px; }
.login-card .login-subtitle { font-size: 13px; color: var(--text-muted); margin-bottom: 24px; }
.login-card .form-group { text-align: left; margin-bottom: 16px; }
.login-card .form-group label { font-size: 12px; font-weight: 600; color: var(--text-muted); display: block; margin-bottom: 5px; }
.login-card input[type="text"],
.login-card input[type="password"] {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--border);
  border-radius: var(--radius-sm); font-size: 14px; background: #fafafa;
}
.login-card input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(30,58,95,0.15); background: white; outline: none; }
.login-btn {
  width: 100%; padding: 13px; background: var(--primary); color: white;
  border: none; border-radius: var(--radius-sm); font-size: 15px; font-weight: 700;
  cursor: pointer; transition: background 0.2s;
}
.login-btn:hover { background: var(--primary-dark); }
.login-btn:disabled { background: #ccc; cursor: not-allowed; }
.login-error { color: var(--danger); font-size: 12px; margin-top: 12px; min-height: 18px; }

/* ============================================================
   APP CONTAINER
   ============================================================ */
.app-container { display: none; max-width: 480px; margin: 0 auto; background: var(--bg); min-height: 100vh; }
.app-container.active { display: block; }

/* ============================================================
   HEADER
   ============================================================ */
.header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; background: white; border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
}
.header-left { display: flex; align-items: center; gap: 8px; }
.header-left .logo { font-size: 22px; }
.header-left .title { font-size: 15px; font-weight: 700; }
.header-right { display: flex; align-items: center; gap: 10px; }
.header-user { font-size: 12px; color: var(--text-muted); }
.today-count { font-size: 11px; color: var(--primary); font-weight: 600; }
.logout-btn {
  background: none; border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 4px 10px; font-size: 12px; color: var(--text-muted); cursor: pointer;
}

/* ============================================================
   ORDER LIST
   ============================================================ */
.order-list { padding: 12px 16px; }
.order-list .empty-state { text-align: center; padding: 60px 20px; color: var(--text-muted); }
.order-list .empty-state .icon { font-size: 48px; margin-bottom: 12px; }
.order-list .empty-state p { font-size: 14px; }

.order-card {
  background: white; border-radius: var(--radius); padding: 14px 16px;
  margin-bottom: 10px; box-shadow: var(--shadow-sm); cursor: pointer;
  transition: box-shadow 0.15s; position: relative;
}
.order-card:active { background: #F8FAFC; }
.order-card.confirmed {
  opacity: 0.55;
}
.order-card .card-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 8px;
}
.order-card .shop-name { font-size: 15px; font-weight: 600; }
.order-card .shop-area { font-size: 11px; color: var(--text-muted); background: #f5f5f5; padding: 2px 8px; border-radius: 10px; }
.order-card .card-stats { display: flex; gap: 14px; font-size: 12px; color: var(--text-muted); }
.order-card .card-stats span { white-space: nowrap; }
.order-card .card-arrow {
  font-size: 14px; color: #ccc; transition: transform 0.2s; flex-shrink: 0;
}
.order-card.expanded .card-arrow { transform: rotate(90deg); }

/* ============================================================
   ORDER DETAIL (inside card)
   ============================================================ */
.order-detail { display: none; border-top: 1px solid var(--border); margin-top: 12px; padding-top: 12px; }
.order-card.expanded .order-detail { display: block; }

.section-title {
  font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 8px;
  padding-left: 8px; border-left: 3px solid var(--primary);
}
.detail-table { width: 100%; border-collapse: collapse; margin-bottom: 12px; }
.detail-table th {
  text-align: left; font-size: 11px; color: var(--text-muted); font-weight: 500;
  padding: 6px 8px; border-bottom: 1px solid var(--border);
}
.detail-table td {
  font-size: 13px; padding: 6px 8px; border-bottom: 1px solid #f5f5f5;
}
.detail-table .col-name { width: auto; }
.detail-table .col-qty { width: 50px; text-align: center; }
.detail-table .col-price { width: 55px; text-align: right; }
.detail-table .col-amount { width: 65px; text-align: right; font-weight: 500; }

/* ---- 退货可编辑 ---- */
.ret-edit-row td { padding: 4px 4px; }
.qty-control {
  display: inline-flex; align-items: center; gap: 4px;
}
.qty-control button {
  width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--border);
  background: white; font-size: 16px; line-height: 1; cursor: pointer; color: var(--text);
  display: flex; align-items: center; justify-content: center;
}
.qty-control button:active { background: #f5f5f5; }
.qty-control .qty {
  width: 28px; text-align: center; font-size: 13px; font-weight: 500;
}
.del-btn {
  background: none; border: none; color: var(--danger); font-size: 16px;
  cursor: pointer; padding: 2px 4px;
}

.add-ret-row { margin-bottom: 12px; }
.add-ret-row .add-ret-btn {
  background: none; border: 1px dashed var(--border); border-radius: var(--radius-sm);
  padding: 8px 12px; font-size: 12px; color: var(--primary); cursor: pointer;
  width: 100%; text-align: center;
}
.add-ret-row .add-ret-btn:active { background: var(--blue-light); }

.add-ret-form { display: none; margin-bottom: 12px; }
.add-ret-form.show { display: flex; flex-direction: column; gap: 10px; }

/* 搜索框 */
.ret-search-wrap { position: relative; }
.ret-search-wrap input {
  width: 100%; padding: 9px 12px; border: 1px solid var(--border);
  border-radius: var(--radius-sm); font-size: 13px;
}

/* 搜索下拉 */
.ret-goods-drop {
  display: none; position: absolute; top: 100%; left: 0; right: 0;
  background: white; border: 1px solid var(--border); border-radius: var(--radius-sm);
  box-shadow: 0 4px 12px rgba(0,0,0,0.10); z-index: 10; max-height: 200px; overflow-y: auto;
}
.ret-goods-drop.open { display: block; }

.ret-goods-item {
  display: flex; align-items: center; gap: 8px; padding: 8px 12px;
  cursor: pointer; font-size: 13px; border-bottom: 1px solid #f5f5f5;
}
.ret-goods-item:last-child { border-bottom: none; }
.ret-goods-item:active { background: var(--blue-light); }
.ret-goods-item .g-name { flex: 1; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ret-goods-item .g-meta { font-size: 11px; color: var(--text-muted); white-space: nowrap; }
.ret-goods-item .g-price { font-size: 12px; font-weight: 600; color: var(--primary); white-space: nowrap; }

.ret-goods-no-match {
  padding: 10px 12px; font-size: 12px; color: var(--text-muted); text-align: center;
}

/* 数量行 */
.ret-qty-row {
  display: flex; align-items: center; gap: 10px; font-size: 13px;
}
.ret-qty-row .qty-label { color: var(--text-muted); min-width: 30px; }

/* 小计 */
.ret-subtotal { font-size: 14px; text-align: right; padding-right: 4px; }

/* 操作按钮 */
.ret-form-actions { display: flex; gap: 8px; justify-content: flex-end; }
.ret-form-actions .btn-confirm {
  background: var(--primary); color: white; border: none; border-radius: var(--radius-sm);
  padding: 8px 18px; font-size: 13px; cursor: pointer;
}
.ret-form-actions .btn-cancel {
  background: #f5f5f5; color: var(--text); border: none; border-radius: var(--radius-sm);
  padding: 8px 18px; font-size: 13px; cursor: pointer;
}

/* ---- 合计 ---- */
.order-total {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 10px; border-top: 1px solid var(--border); margin-top: 10px;
}
.order-total .total-label { font-size: 13px; color: var(--text-muted); }
.order-total .total-amount { font-size: 18px; font-weight: 700; color: var(--primary); }

/* ---- 确认按钮 ---- */
.confirm-section { margin-top: 12px; display: flex; justify-content: flex-end; gap: 8px; }
.confirm-section .btn-print {
  background: white; border: 1px solid var(--primary); color: var(--primary);
  padding: 10px 18px; border-radius: var(--radius-sm); font-size: 13px; cursor: pointer;
}
.confirm-section .btn-confirm {
  background: var(--primary); color: white; border: none;
  padding: 10px 18px; border-radius: var(--radius-sm); font-size: 13px;
  font-weight: 600; cursor: pointer;
}
.confirm-section .btn-confirm:disabled { background: #ccc; cursor: not-allowed; }

/* ============================================================
   PAYMENT MODAL
   ============================================================ */
.payment-modal .modal-content {
  max-width: 360px; width: 90%;
}
.payment-methods { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.payment-method {
  display: flex; align-items: center; gap: 10px; padding: 12px 14px;
  border: 1.5px solid var(--border); border-radius: var(--radius-sm); cursor: pointer;
  transition: border-color 0.15s; font-size: 14px;
}
.payment-method.selected { border-color: var(--primary); background: var(--blue-light); }
.payment-method .method-icon { font-size: 24px; }
.payment-method .method-name { font-weight: 500; }

.qrcode-container { display: none; text-align: center; margin-bottom: 16px; }
.qrcode-container.show { display: block; }
.qrcode-container img {
  max-width: 220px; max-height: 220px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); margin: 0 auto;
}

.payment-actions { display: flex; gap: 10px; justify-content: center; }
.payment-actions button {
  padding: 10px 24px; border-radius: var(--radius-sm); font-size: 14px; cursor: pointer;
}
.payment-actions .btn-cancel {
  background: #f5f5f5; border: 1px solid var(--border); color: var(--text);
}
.payment-actions .btn-submit {
  background: var(--primary); border: none; color: white; font-weight: 600;
}
.payment-actions .btn-submit:disabled { background: #ccc; cursor: not-allowed; }

/* ============================================================
   TOAST & MODAL
   ============================================================ */
.toast {
  position: fixed; top: 16px; left: 50%; transform: translateX(-50%); z-index: 9999;
  background: rgba(0,0,0,0.78); color: white; padding: 10px 22px;
  border-radius: 20px; font-size: 13px; white-space: nowrap;
  opacity: 0; pointer-events: none; transition: opacity 0.25s;
}
.toast.show { opacity: 1; }

.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.45); z-index: 1000;
  display: none; align-items: center; justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal-content {
  background: white; border-radius: var(--radius); padding: 24px; max-width: 400px;
  width: 92%; max-height: 80vh; overflow-y: auto; box-shadow: var(--shadow);
}
.modal-content h3 { font-size: 16px; margin-bottom: 16px; text-align: center; }

/* ============================================================
   LOADING
   ============================================================ */
.loading-overlay {
  position: fixed; inset: 0; background: rgba(255,255,255,0.8);
  display: none; align-items: center; justify-content: center; z-index: 999;
  flex-direction: column; gap: 12px;
}
.loading-overlay.show { display: flex; }
.loading-spinner {
  width: 36px; height: 36px; border: 3px solid #e8e8e8;
  border-top-color: var(--primary); border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { font-size: 13px; color: var(--text-muted); }