:root {
  --bg: #f0f2f5;
  --card: #ffffff;
  --border: #e8eaed;
  --text: #1f2937;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-light: #eff6ff;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.03);
  --shadow-lg: 0 4px 16px rgba(0,0,0,0.06), 0 12px 32px rgba(0,0,0,0.06);
}

* { 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);
  color: #111827;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea {
  font-family: inherit; font-size: 14px;
  padding: 8px 12px; border: 1px solid var(--border); border-radius: 6px;
  background: #fff; color: var(--text); outline: none; transition: border-color .15s;
}
input:focus, select:focus, textarea:focus { border-color: var(--primary); }
table { width: 100%; border-collapse: collapse; }

/* ========== 登录页 ========== */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #f0f2f5 0%, #e8edf5 100%);
}
.login-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 16px;
  padding: 44px 40px; width: 400px; box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}
.login-card h1 { font-size: 22px; margin-bottom: 6px; text-align: center; }
.login-card .sub { color: var(--text-secondary); text-align: center; margin-bottom: 28px; font-size: 13px; }
.login-card .field { margin-bottom: 16px; }
.login-card label { display: block; margin-bottom: 6px; color: var(--text-secondary); font-size: 13px; }
.login-card input { width: 100%; padding: 10px 14px; }
.login-tip { margin-top: 16px; padding: 10px 12px; background: var(--primary-light); border-radius: 8px; font-size: 12px; color: var(--text-secondary); }

/* ========== 布局 ========== */
.layout { display: flex; min-height: 100vh; padding: 20px; gap: 16px; }
.sidebar {
  width: 220px; background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  display: flex; flex-direction: column; flex-shrink: 0; overflow: hidden;
}
.sidebar .logo {
  padding: 22px 20px; font-size: 17px; font-weight: 700; color: #111827;
  border-bottom: 1px solid var(--border);
}
.nav { flex: 1; padding: 12px 10px; }
.nav-item {
  display: block; padding: 10px 14px; color: #4b5563; cursor: pointer;
  border-radius: 8px; transition: all .15s; font-size: 14px; margin-bottom: 2px; font-weight: 500;
}
.nav-item:hover { background: var(--bg); color: #111827; }
.nav-item.active { color: var(--primary); background: var(--primary-light); font-weight: 600; }
.nav-section { padding: 14px 14px 6px; font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .5px; }

.main-wrap { flex: 1; display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.topbar {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 10px 20px; display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.staff-stats { display: flex; align-items: center; gap: 20px; }
.staff-stats .stat-item .stat-label { font-size: 11px; color: #9ca3af; margin-bottom: 2px; }
.staff-stats .stat-item .stat-val { font-size: 16px; font-weight: 700; color: #111827; }
.staff-stats .stat-item .stat-sub { font-size: 11px; font-weight: 400; color: #9ca3af; margin-left: 6px; }
.staff-stats .stat-divider { width: 1px; height: 28px; background: var(--border); }
.user-menu { position: relative; display: flex; align-items: center; gap: 10px; cursor: pointer; padding: 4px 8px; border-radius: 8px; }
.user-menu:hover { background: var(--bg); }
.user-menu .avatar {
  width: 36px; height: 36px; border-radius: 50%;
  border: 2px solid #6366f1; color: #6366f1; background: transparent;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 14px;
}
.user-menu .user-meta { text-align: left; line-height: 1.2; }
.user-menu .user-meta .name { font-size: 14px; font-weight: 600; color: #111827; }
.user-menu .user-meta .role { font-size: 12px; color: #6b7280; }
.user-dropdown {
  position: absolute; top: 100%; right: 0; margin-top: 6px;
  background: #fff; border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,.12); min-width: 140px; z-index: 100; overflow: hidden;
}
.user-dropdown a {
  display: block; padding: 10px 16px; font-size: 14px; color: #4b5563; cursor: pointer;
}
.user-dropdown a:hover { background: var(--bg); color: var(--danger); }

.main {
  flex: 1; padding: 24px; background: var(--card);
  border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow-x: auto;
}
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.page-header h2 { font-size: 24px; font-weight: 700; letter-spacing: -0.5px; color: #111827; }
.page-header .desc { color: #6b7280; font-size: 13px; margin-top: 4px; }

/* ========== 卡片/面板 ========== */
.panel {
  background: #fafbfc; border: 1px solid var(--border); border-radius: 10px;
  padding: 20px; margin-bottom: 16px;
}
.panel-title { font-size: 16px; font-weight: 700; margin-bottom: 16px; color: #111827; }

/* ========== 统计卡片 ========== */
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 20px; }
.stat-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px; transition: transform .15s, box-shadow .15s;
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.stat-card .label { color: #4b5563; font-size: 12px; font-weight: 600; }
.stat-card .value { font-size: 24px; font-weight: 700; margin-top: 5px; letter-spacing: -1px; color: #111827; }
.stat-card .value.blue { color: var(--primary); }
.stat-card .value.green { color: var(--success); }
.stat-card .value.orange { color: var(--warning); }
.stat-card .value.red { color: var(--danger); }

/* ========== 表格 ========== */
.table-wrap { overflow-x: auto; border-radius: 8px; border: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; background: #fff; }
table th {
  text-align: left; padding: 12px 14px; font-size: 13px; font-weight: 600;
  color: #374151; background: #f9fafb; border-bottom: 2px solid var(--border);
  white-space: nowrap;
}
table td { padding: 12px 14px; border-bottom: 1px solid #eef0f3; font-size: 14px; color: #1f2937; white-space: nowrap; }
table tr:last-child td { border-bottom: none; }
table tr:hover td { background: #fafbfc; }
table td .flex, table td .actions-bar { white-space: nowrap; }

/* ========== 按钮 ========== */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: 8px; border: 1px solid var(--border);
  background: #fff; color: var(--text); font-size: 13px; transition: all .15s;
  white-space: nowrap; flex-shrink: 0;
}
.btn:hover { background: var(--bg); border-color: #d8dce3; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: #dc2626; border-color: #dc2626; color: #fff; }
.btn-sm { padding: 5px 10px; font-size: 12px; border-radius: 6px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ========== 徽章 ========== */
.badge {
  display: inline-block; padding: 2px 10px; border-radius: 10px; font-size: 12px;
  background: var(--bg); color: var(--text-secondary); white-space: nowrap; flex-shrink: 0;
}
.badge-green { background: #ecfdf5; color: var(--success); }
.badge-yellow { background: #fffbeb; color: var(--warning); }
.badge-red { background: #fef2f2; color: var(--danger); }
.badge-blue { background: var(--primary-light); color: var(--primary); }
.badge-gray { background: #f3f4f6; color: #4b5563; }

/* ========== 表单行 ========== */
.form-row { margin-bottom: 14px; }
.form-row label { display: block; margin-bottom: 6px; font-size: 13px; color: var(--text-secondary); }
.form-row input, .form-row select, .form-row textarea { width: 100%; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.actions-bar { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.actions-bar input, .actions-bar select { width: auto; }
.actions-bar .btn, .actions-bar input, .actions-bar select { white-space: nowrap; flex-shrink: 0; }

/* ========== 弹窗 ========== */
.modal-mask {
  position: fixed; inset: 0; background: rgba(15,23,42,0.45); z-index: 100;
  display: flex; align-items: center; justify-content: center;
  backdrop-filter: blur(2px);
}
.modal {
  background: #fff; border-radius: 14px; padding: 28px; width: fit-content; max-width: 640px;
  max-height: 88vh; overflow-y: auto; box-shadow: var(--shadow-lg);
  animation: modalIn .2s ease;
}
@keyframes modalIn { from { opacity: 0; transform: scale(.95) translateY(10px); } to { opacity: 1; transform: none; } }
.modal h3 { font-size: 17px; margin-bottom: 8px; display: flex; align-items: center; }
.modal-footer { display: flex; justify-content: flex-end; gap: 10px; margin-top: 24px; }

/* ========== Toast ========== */
.toast {
  position: fixed; top: 20px; left: 50%; transform: translateX(-50%) translateY(-20px);
  background: #1f2937; color: #fff; padding: 10px 20px; border-radius: 6px;
  font-size: 13px; opacity: 0; transition: all .25s; z-index: 200; pointer-events: none;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.error { background: var(--danger); }
.toast.success { background: var(--success); }

/* ========== 领取卡片（员工端） ========== */
.cat-group { margin-bottom: 28px; }
.cat-group-title {
  font-size: 15px; font-weight: 600; margin-bottom: 14px;
  padding-left: 10px; border-left: 3px solid var(--primary);
  line-height: 1.2;
}
.cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.cat-card {
  background: #fff; border: 1px solid #e5e7eb; border-radius: 12px;
  padding: 22px 16px; text-align: center; transition: all .2s ease; cursor: pointer;
}
.cat-card:hover {
  transform: translateY(-4px); box-shadow: 0 12px 28px rgba(99,102,241,.15);
  border-color: #6366f1;
}
.cat-card .name { font-size: 15px; font-weight: 600; color: #1f2937; }
.cat-card .remain { color: var(--text-muted); font-size: 13px; margin-top: 8px; }
.cat-card .price { color: var(--text-muted); font-size: 12px; margin-top: 4px; }

/* 数量选择器 */
.qty-stepper { display: inline-flex; align-items: center; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.qty-stepper button {
  width: 40px; height: 40px; border: none; background: #fff; font-size: 18px; color: var(--text-secondary);
  transition: background .15s;
}
.qty-stepper button:hover { background: var(--bg); }
.qty-stepper input {
  width: 60px; height: 40px; border: none; border-left: 1px solid var(--border); border-right: 1px solid var(--border);
  text-align: center; font-size: 16px; font-weight: 600; -moz-appearance: textfield;
}
.qty-stepper input::-webkit-inner-spin-button, .qty-stepper input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }

/* 渐变确认按钮 */
.btn-gradient {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none; color: #fff; padding: 9px 24px; border-radius: 8px; font-size: 14px;
}
.btn-gradient:hover { background: linear-gradient(135deg, #5a6fd6 0%, #6a3f95 100%); opacity: 1; }

/* 规格标签（弹窗标题旁） */
.cat-tag {
  display: inline-block; background: #eef2ff; color: #6366f1; font-size: 13px;
  padding: 3px 10px; border-radius: 6px; margin-left: 8px; font-weight: 500;
}

/* 规格管理卡片 */
.spec-card {
  background: #fff; border: 1px solid var(--border); border-radius: 10px;
  padding: 18px; transition: all .15s;
}
.spec-card:hover { border-color: #c7d8fe; box-shadow: var(--shadow); }
.spec-card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.spec-card-name { font-size: 15px; font-weight: 600; color: #111827; }
.spec-card-price { font-size: 18px; font-weight: 700; color: var(--primary); }
.spec-card-price::before { content: '¥'; font-size: 13px; margin-right: 1px; }
.spec-card-stats { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.spec-card-actions { display: flex; gap: 6px; flex-wrap: wrap; padding-top: 12px; border-top: 1px solid #f0f1f3; }
.spec-card-actions .btn { padding: 4px 10px; }

/* 领取结果列表 */
.result-list {
  background: #fff; border: 1.5px solid #e2e8f0; border-radius: 10px;
  padding: 10px; max-height: 240px; overflow-y: auto; margin: 14px 0;
  box-shadow: 0 1px 3px rgba(0,0,0,.04);
}
.result-list .code-item {
  font-family: 'Menlo', 'Consolas', monospace; font-size: 15px;
  padding: 10px 12px; border-bottom: 1px solid #f0f1f3;
}
.result-list .code-item:last-child { border-bottom: none; }
.result-list .code-item .cat-label { color: #374151 !important; font-size: 13px !important; font-weight: 600 !important; }
.result-list .code-item .code-val { font-weight: 700; color: #111827; font-size: 15px; margin-top: 4px; }

/* 分页 */
.pagination { display: flex; gap: 6px; margin-top: 14px; justify-content: flex-end; }
.pagination button {
  padding: 4px 10px; border: 1px solid var(--border); background: #fff; border-radius: 4px; font-size: 12px;
}
.pagination button.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.pagination button:disabled { opacity: .4; cursor: not-allowed; }

.muted { color: var(--text-muted); font-size: 12px; }
.mt8 { margin-top: 8px; } .mt16 { margin-top: 16px; }
.flex { display: flex; gap: 10px; align-items: center; }
.spread { justify-content: space-between; }

/* 图表简易柱 */
.bar-chart { display: flex; align-items: flex-end; gap: 12px; height: 140px; padding: 10px 0; }
.bar-chart .bar-item { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; }
.bar-chart .bar { width: 100%; max-width: 36px; background: var(--primary); border-radius: 4px 4px 0 0; min-height: 2px; transition: height .3s; }
.bar-chart .bar-label { font-size: 11px; color: var(--text-muted); }
.bar-chart .bar-val { font-size: 11px; color: var(--text-secondary); }

/* ========== 手机端自适应 ========== */
@media (max-width: 768px) {
  .layout { flex-direction: column; padding: 10px; gap: 10px; }
  .sidebar { width: 100%; }
  .sidebar .logo { padding: 14px 16px; }
  .nav { display: flex; flex-wrap: nowrap; overflow-x: auto; padding: 8px; gap: 4px; }
  .nav-section { display: none; }
  .nav-item { white-space: nowrap; margin-bottom: 0; padding: 8px 12px; font-size: 13px; }
  .main-wrap { gap: 10px; }
  .topbar { padding: 8px 12px; }
  .topbar .user-menu .user-meta { display: none; }
  .main { padding: 14px; }
  .page-header { flex-direction: column; align-items: flex-start; gap: 10px; }
  .stat-grid { grid-template-columns: 1fr !important; gap: 10px; }
  .stat-card { padding: 12px; }
  .stat-card .num { font-size: 22px !important; }
  .panel { padding: 12px; }
  .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  table { min-width: 600px; }
  .modal { padding: 18px; border-radius: 12px; }
  .modal[style] { max-width: 100vw !important; width: 96vw !important; }
  .claim-grid { grid-template-columns: 1fr !important; }
  .form-row label { width: 100% !important; margin-bottom: 4px; }
  .form-row select, .form-row input { width: 100% !important; }
  .modal-footer { flex-direction: row; flex-wrap: wrap; justify-content: flex-end; }
  .modal-footer .btn { width: auto; }
}
@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr !important; }
  .page-header h2 { font-size: 18px; }
}