/* ── 全局样式 ── */
:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --success: #16a34a;
    --success-hover: #15803d;
    --warning: #f59e0b;
    --danger: #dc2626;
    --danger-hover: #b91c1c;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --radius: 10px;
    --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── 导航栏 ── */
.navbar {
    background: #fff;
    border-bottom: 1px solid var(--gray-200);
    padding: 0 24px;
    display: flex;
    align-items: center;
    height: 60px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}
.navbar .logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin-right: 32px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.navbar .logo span { font-size: 24px; }
.navbar nav { display: flex; gap: 4px; flex: 1; }
.navbar nav a {
    padding: 8px 16px;
    border-radius: 6px;
    color: var(--gray-600);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}
.navbar nav a:hover {
    background: var(--gray-100);
    color: var(--gray-800);
    text-decoration: none;
}
.navbar nav a.active {
    background: var(--primary);
    color: #fff;
}
.nav-right {
    margin-left: auto;
    display: flex;
    gap: 8px;
    align-items: center;
}

/* ── 主容器 ── */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px;
}

/* ── 统计卡片 ── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.stat-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary);
    transition: transform 0.2s;
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.stat-card.success { border-left-color: var(--success); }
.stat-card.warning { border-left-color: var(--warning); }
.stat-card.danger { border-left-color: var(--danger); }
.stat-card .label {
    font-size: 13px;
    color: var(--gray-500);
    margin-bottom: 4px;
}
.stat-card .value {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
}
.stat-card .sub {
    font-size: 12px;
    color: var(--gray-400);
    margin-top: 2px;
}

/* ── 卡片 ── */
.card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    overflow: hidden;
}
.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-200);
    font-size: 16px;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.card-body { padding: 20px; }

/* ── 表格 ── */
.table-wrap { overflow-x: auto; }
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
thead th {
    background: var(--gray-50);
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    color: var(--gray-600);
    border-bottom: 2px solid var(--gray-200);
    white-space: nowrap;
}
tbody td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--gray-100);
    vertical-align: middle;
}
tbody tr:hover { background: var(--gray-50); }

/* ── 状态标签 ── */
.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}
.badge-pending { background: #fef3c7; color: #92400e; }
.badge-shipped { background: #dcfce7; color: #166534; }
.badge-express { background: #dbeafe; color: #1e40af; }
.badge-logistics { background: #f3e8ff; color: #6b21a8; }

/* ── 按钮 ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: var(--success-hover); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: var(--danger-hover); }
.btn-outline {
    background: transparent;
    color: var(--gray-600);
    border: 1px solid var(--gray-300);
}
.btn-outline:hover { background: var(--gray-100); }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn-group { display: flex; gap: 8px; }

/* ── 表单 ── */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}
.form-group {
    margin-bottom: 0;
}
.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 6px;
}
.form-group label .required {
    color: var(--danger);
    margin-left: 2px;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    font-size: 14px;
    color: var(--gray-800);
    background: #fff;
    transition: border-color 0.2s;
    font-family: inherit;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.form-group textarea { resize: vertical; min-height: 60px; }
.form-group .hint {
    font-size: 12px;
    color: var(--gray-400);
    margin-top: 4px;
}
.form-row { display: flex; gap: 16px; flex-wrap: wrap; }
.form-row .form-group { flex: 1; min-width: 200px; }
.form-section {
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-700);
    margin: 20px 0 12px;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--primary);
    display: inline-block;
}

/* ── 语音输入按钮 ── */
.voice-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    background: #f0fdf4;
    color: var(--success);
    border: 1px solid #bbf7d0;
    cursor: pointer;
    transition: all 0.2s;
}
.voice-btn:hover { background: #dcfce7; }
.voice-btn.recording {
    background: #fef2f2;
    color: var(--danger);
    border-color: #fecaca;
    animation: pulse 1.5s infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* ── 搜索栏 ── */
.search-bar {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 16px;
}
.search-bar input,
.search-bar select {
    padding: 8px 12px;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    font-size: 14px;
}
.search-bar input:focus,
.search-bar select:focus {
    outline: none;
    border-color: var(--primary);
}

/* ── 分页 ── */
.pagination {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-top: 16px;
}
.pagination a, .pagination span {
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 14px;
    border: 1px solid var(--gray-300);
    color: var(--gray-600);
}
.pagination a:hover { background: var(--gray-100); text-decoration: none; }
.pagination .active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

/* ── 空状态 ── */
.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--gray-400);
}
.empty-state .icon { font-size: 48px; margin-bottom: 12px; }
.empty-state .text { font-size: 16px; }

/* ── 订单详情 ── */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 12px;
}
.detail-item {
    padding: 12px;
    background: var(--gray-50);
    border-radius: 8px;
}
.detail-item .label {
    font-size: 12px;
    color: var(--gray-500);
    margin-bottom: 2px;
}
.detail-item .value {
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-800);
}

/* ── 日期选择器 ── */
input[type="date"] {
    cursor: text;
}

/* ── 打印 ── */
@media print {
    .navbar, .btn, .no-print { display: none !important; }
    body { background: #fff; }
    .card { box-shadow: none; border: 1px solid #ddd; }
}

/* ── 汉堡菜单按钮 ── */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 5px;
}
.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--gray-700);
    border-radius: 2px;
    transition: all 0.3s;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ── 移动端卡片视图（表格在小屏上转为卡片） ── */
@media (max-width: 640px) {
    .table-wrap table,
    .table-wrap thead,
    .table-wrap tbody,
    .table-wrap th,
    .table-wrap td,
    .table-wrap tr {
        display: block;
    }
    .table-wrap thead { display: none; }
    .table-wrap tr {
        padding: 12px 0;
        border-bottom: 1px solid var(--gray-200);
        position: relative;
    }
    .table-wrap td {
        padding: 3px 0;
        border-bottom: none;
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 14px;
    }
    .table-wrap td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--gray-500);
        font-size: 12px;
        margin-right: 8px;
        flex-shrink: 0;
    }
    .table-wrap td:last-child {
        padding-top: 8px;
        justify-content: flex-start;
    }
    .table-wrap .btn-group {
        flex-wrap: wrap;
        gap: 6px;
    }
}

/* ── 触控友好 ── */
.btn { min-height: 40px; }
.btn-sm { min-height: 34px; }
select, input[type="text"], input[type="number"], input[type="date"], textarea {
    min-height: 42px;
    font-size: 16px !important; /* 防止 iOS 缩放 */
}

/* ── 响应式 ── */
@media (max-width: 768px) {
    .navbar { padding: 0 12px; height: auto; min-height: 50px; flex-wrap: wrap; padding-top: 8px; padding-bottom: 8px; }
    .navbar .logo { font-size: 16px; margin-right: auto; }
    .navbar nav {
        display: none;
        width: 100%;
        flex-direction: column;
        padding: 8px 0;
        gap: 2px;
        order: 3;
    }
    .navbar nav.open { display: flex; }
    .navbar nav a { padding: 10px 12px; border-radius: 8px; font-size: 15px; }
    .nav-toggle { display: flex; order: 2; }
    .nav-right { order: 1; margin-left: 0; margin-right: 8px; }
    .container { padding: 12px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .stat-card { padding: 14px; }
    .stat-card .value { font-size: 22px; }
    .form-grid { grid-template-columns: 1fr; }
    .search-bar { flex-direction: column; }
    .search-bar input, .search-bar select { width: 100%; }
    .btn-group { flex-wrap: wrap; }
    .detail-grid { grid-template-columns: 1fr; }
    .card-header { flex-direction: column; gap: 8px; align-items: flex-start; }
    .form-row { flex-direction: column; }
    .form-row .form-group { min-width: 100%; }
    .batch-page h2 { font-size: 18px; }
    .batch-table .addr-input { min-width: 120px; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .stat-card { padding: 10px; }
    .stat-card .value { font-size: 20px; }
    .stat-card .label { font-size: 12px; }
    .container { padding: 8px; }
    .card { border-radius: 8px; }
    .pagination { flex-wrap: wrap; }
    .pagination a, .pagination span { padding: 6px 10px; font-size: 13px; }
}

/* ── toast 提示 ── */
.toast {
    position: fixed;
    top: 80px;
    right: 24px;
    background: var(--gray-800);
    color: #fff;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 14px;
    z-index: 9999;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s;
}
.toast.show {
    opacity: 1;
    transform: translateX(0);
}
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }

/* ── flash 消息 ── */
.flash-messages {
    margin-bottom: 16px;
}
.flash-msg {
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
}
.flash-success {
    background: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}
.flash-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* ── 产品统计列表 ── */
.product-list {
    list-style: none;
}
.product-list li {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-100);
    font-size: 14px;
}
.product-list li:last-child { border-bottom: none; }
.product-list .name { color: var(--gray-700); font-weight: 500; }
.product-list .qty { color: var(--gray-500); }

/* ── 客户填单页特殊样式 ── */
.customer-hero {
    text-align: center;
    padding: 40px 20px 20px;
}
.customer-hero h1 {
    font-size: 28px;
    color: var(--gray-900);
    margin-bottom: 8px;
}
.customer-hero p {
    font-size: 16px;
    color: var(--gray-500);
}
.success-page {
    text-align: center;
    padding: 60px 20px;
}
.success-page .check {
    width: 80px;
    height: 80px;
    background: #dcfce7;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 40px;
}

/* ── 进度条 ── */
.progress-bar {
    background: var(--gray-200);
    border-radius: 10px;
    overflow: hidden;
    height: 20px;
}
.progress-fill {
    background: var(--primary);
    transition: width 0.3s;
    min-width: 30px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 11px;
    font-weight: 600;
}