:root {
  --bg: #f5f7fa;
  --card: #ffffff;
  --border: #e3e8ef;
  --text: #1f2a37;
  --muted: #6b7280;
  --primary: #2563eb;
  --primary-d: #1d4ed8;
  --danger: #dc2626;
  --shadow: 0 1px 3px rgba(16, 24, 40, .08), 0 1px 2px rgba(16, 24, 40, .06);
}

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

/* 附件区 */
.attach-list { list-style: none; margin: 0 0 14px; padding: 0; }
.attach-list li {
  display: flex; align-items: center; gap: 14px;
  padding: 8px 0; border-bottom: 1px dashed var(--border);
}
.attach-list li:last-child { border-bottom: none; }
.attach-upload {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding-top: 8px;
}
.attach-upload input[type="file"] { flex: 1; min-width: 200px; }
.attach-col { text-align: center; white-space: nowrap; }
body {
  font-family: -apple-system, "Segoe UI", "Microsoft YaHei", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

/* 顶栏 */
.topbar {
  display: flex; align-items: center; gap: 28px;
  height: 56px; padding: 0 24px;
  background: var(--card); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; font-size: 17px; color: var(--primary); }
.nav a {
  text-decoration: none; color: var(--muted);
  padding: 8px 12px; border-radius: 8px; font-weight: 500;
}
.nav a:hover { background: var(--bg); color: var(--text); }
.nav a.active { background: #eef4ff; color: var(--primary); }

.container { max-width: 1100px; margin: 0 auto; padding: 24px; }

.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.page-head h1, .page-title { font-size: 20px; margin: 0 0 16px; }

/* 卡片 */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 18px; margin-bottom: 18px; box-shadow: var(--shadow);
}
.card h2 { font-size: 15px; margin: 0 0 14px; }

/* 按钮 / 链接 */
.btn {
  display: inline-block; text-decoration: none; cursor: pointer;
  border: 1px solid var(--border); background: var(--card); color: var(--text);
  padding: 8px 14px; border-radius: 8px; font-size: 13px; font-weight: 500;
}
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-d); }
.link {
  background: none; border: none; color: var(--primary); cursor: pointer;
  font-size: 13px; padding: 2px 6px; text-decoration: none;
}
.link:hover { text-decoration: underline; }
.link.danger { color: var(--danger); }
.link.ok { color: #16a34a; }
.inline { display: inline; margin: 0 2px; }

/* 表单 */
.form-card { margin-bottom: 18px; }
.form-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 18px;
}
.form-item { display: flex; flex-direction: column; gap: 5px; }
.form-label { font-size: 12px; color: var(--muted); }
.req { color: var(--danger); font-style: normal; margin-left: 2px; }
.form-item input, .form-item select, .form-item textarea {
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px;
  font-size: 14px; font-family: inherit; background: #fff; color: var(--text);
}
.form-item input[readonly] { background: #f3f4f6; color: var(--muted); }
.form-item input:focus, .form-item select:focus, .form-item textarea:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px #dbeafe;
}
.form-actions { margin-top: 16px; display: flex; gap: 10px; }

/* 表格 */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
th { font-size: 12px; color: var(--muted); font-weight: 600; background: #fafbfc; }
tbody tr:hover { background: #fafbff; }
.mono { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; font-size: 12px; }
.op-col { white-space: nowrap; width: 1%; }
.empty { text-align: center; color: var(--muted); padding: 28px 0; }

/* 状态徽章 */
.badge {
  display: inline-block; padding: 2px 9px; border-radius: 999px;
  font-size: 12px; font-weight: 600; background: #f3f4f6; color: #374151;
}
.status-草稿, .status-已取消 { background: #f3f4f6; color: #6b7280; }
.status-待审批, .status-待发货, .status-采购预审 { background: #e0edff; color: #1d4ed8; }
.status-已批准, .status-已到货, .status-已付款 { background: #dcfce7; color: #15803d; }
.status-已驳回 { background: #fee2e2; color: #b91c1c; }
.status-已发货, .status-待付款 { background: #ffedd5; color: #c2410c; }

/* 仪表盘 */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 18px; }
.stat-card {
  text-decoration: none; color: var(--text); background: var(--card);
  border: 1px solid var(--border); border-radius: 12px; padding: 18px;
  box-shadow: var(--shadow); transition: .15s;
}
.stat-card:hover { transform: translateY(-2px); border-color: var(--primary); }
.stat-num { font-size: 28px; font-weight: 700; color: var(--primary); }
.stat-label { color: var(--muted); margin-top: 4px; }
.dash-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.todo-item { display: flex; align-items: center; gap: 10px; padding: 8px 0; }
.todo-item b { font-size: 16px; }

@media (max-width: 760px) {
  .form-grid, .stat-grid, .dash-cols { grid-template-columns: 1fr; }
}

/* 登录页 */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box {
  width: 340px; background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 30px 28px; box-shadow: var(--shadow);
}
.login-brand { font-size: 20px; font-weight: 700; color: var(--primary); text-align: center; }
.login-sub { text-align: center; color: var(--muted); margin: 6px 0 20px; font-size: 13px; }
.login-error {
  background: #fee2e2; color: #b91c1c; border-radius: 8px; padding: 8px 12px;
  font-size: 13px; margin-bottom: 14px;
}
.login-field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 14px; }
.login-field span { font-size: 12px; color: var(--muted); }
.login-field input {
  border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; font-size: 14px;
}
.login-field input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px #dbeafe; }
.btn.block { width: 100%; padding: 10px; font-size: 14px; letter-spacing: 2px; }
.login-hint { margin-top: 18px; font-size: 12px; color: var(--muted); text-align: center; line-height: 1.7; }
.login-hint b { color: var(--text); }

/* 顶栏用户区 */
.userbox { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.userbox .who { font-size: 13px; color: var(--text); }
.userbox .logout { text-decoration: none; color: var(--danger); font-size: 13px; font-weight: 500; }
.userbox .logout:hover { text-decoration: underline; }

/* 角色徽章 / 操作详情 / 提示 */
.badge[class*="role-系统管理员"] { background: #dbeafe; color: #1d4ed8; }
.badge[class*="role-部门领导"], .badge[class*="role-采购领导"] { background: #fef3c7; color: #b45309; }
.badge[class*="role-采购员"] { background: #dcfce7; color: #15803d; }
.badge[class*="role-仓库管理员"] { background: #ede9fe; color: #6d28d9; }
.badge[class*="role-部门员工"], .badge[class*="role-普通用户"] { background: #f3f4f6; color: #6b7280; }
.op-detail { display: inline-block; margin: 2px 4px; }
.op-detail summary { cursor: pointer; color: var(--primary); font-size: 13px; }
.op-inline { display: flex; gap: 6px; margin-top: 6px; align-items: center; }
.op-inline input, .op-inline select { border: 1px solid var(--border); border-radius: 6px; padding: 5px 8px; font-size: 13px; }
.op-inline .btn { padding: 5px 10px; font-size: 12px; }
.muted { color: var(--muted); }
.note { font-size: 12px; margin-top: 10px; }
.cap-over { border-color: var(--danger) !important; background: #fff0f0 !important; color: #c0392b; }

/* 仪表盘操作区 + 闪现消息 */
.dash-actions { margin-bottom: 16px; }
.flash-msg {
  background: #e8f5e9; border: 1px solid #a5d6a7; color: #2e7d32;
  padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; font-size: 14px;
}

/* 库存台账 */
.num { text-align: right; font-variant-numeric: tabular-nums; font-family: ui-monospace, "Cascadia Code", Consolas, monospace; }
td.danger { color: var(--danger); font-weight: 700; }
.stat-card.stat-warn { border-color: var(--danger); background: #fff5f5; }
.stat-card.stat-warn .stat-num { color: var(--danger); }

/* 采购申请：多行物料明细 */
.req-subhead {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 14px; margin: 18px 0 10px;
}
table.req-items { border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
table.req-items th, table.req-items td { padding: 6px 8px; }
table.req-items .req-row input,
table.req-items .req-row select {
  width: 100%; border: 1px solid var(--border); border-radius: 6px;
  padding: 5px 8px; font-size: 13px; font-family: inherit;
}
table.req-items .req-row input:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px #dbeafe;
}
table.req-items tfoot th { background: var(--card); }
.req-summary .req-title { font-weight: 600; }
.req-summary .muted { font-size: 12px; }

/* 列表/表单内嵌的物料小表（订单明细、付款申请明细） */
.mini-items { border: 1px solid var(--border); border-radius: 8px; overflow: hidden; margin-bottom: 6px; }
.mini-items th, .mini-items td { padding: 5px 8px; font-size: 12px; border-bottom: 1px solid var(--border); }
.mini-items th { background: #fafbfc; font-weight: 600; color: var(--muted); }
.mini-items tr:last-child td { border-bottom: none; }

/* 打印单据 */
.print-doc { background: #fff; padding: 24px 28px; max-width: 800px; margin: 0 auto; }
.print-doc .doc-title { text-align: center; font-size: 22px; margin: 0 0 18px; }
.print-doc .doc-head { display: flex; justify-content: space-between; margin-bottom: 14px; font-size: 13px; color: var(--muted); }
.print-doc .doc-fields { width: 100%; border: 1px solid var(--border); }
.print-doc .doc-fields th { width: 28%; background: #fafbfc; text-align: left; border: 1px solid var(--border); }
.print-doc .doc-fields td { border: 1px solid var(--border); }
.print-doc .doc-items { width: 100%; margin-top: 16px; border: 1px solid var(--border); }
.print-doc .doc-items th, .print-doc .doc-items td { border: 1px solid var(--border); text-align: left; padding: 6px 8px; }
.print-doc .doc-items th { background: #fafbfc; }
.print-doc .doc-sign { display: flex; justify-content: space-between; margin-top: 36px; font-size: 14px; }
.print-doc .doc-actions { margin-top: 20px; text-align: center; }

/* 付款申请单专属版式（按纸质模板） */
.payreq-doc .pr-top { display: flex; justify-content: space-between; margin-bottom: 14px; font-size: 14px; }
.payreq-doc .pr-top .pr-remark, .payreq-doc .pr-top .pr-approve { font-weight: 600; }
.payreq-doc .pr-head, .payreq-doc .pr-line { width: 100%; border-collapse: collapse; margin-bottom: 10px; }
.payreq-doc .pr-head { border-bottom: 1px solid var(--border); }
.payreq-doc .pr-head td { width: 33.33%; padding: 6px 4px; font-size: 14px; vertical-align: top; }
.payreq-doc .pr-line td { padding: 6px 4px; font-size: 14px; vertical-align: top; }
.payreq-doc .pr-line tr + tr td { border-top: 1px solid var(--border); }
.payreq-doc .lbl { color: var(--muted); }
.payreq-doc .pr-items { margin-top: 12px; }
.payreq-doc .pr-sum { text-align: right; font-size: 14px; font-weight: 600; margin-top: 8px; }
.payreq-doc .pr-cap { font-size: 14px; margin-top: 4px; }
.payreq-doc .pr-paymethod { font-size: 14px; margin-top: 12px; display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.payreq-doc .pr-paymethod .pm { white-space: nowrap; }
.payreq-doc .pr-sign { display: flex; justify-content: space-between; margin-top: 40px; font-size: 14px; }

/* 付款凭单专属版式（按纸质模板） */
.voucher-doc .v-top { display: flex; justify-content: space-between; margin-bottom: 10px; font-size: 14px; }
.voucher-doc .v-top .v-remark, .voucher-doc .v-top .v-invoice { font-weight: 600; }
.voucher-doc .v-paymethod { display: flex; gap: 36px; margin-bottom: 10px; font-size: 14px; }
.voucher-doc .v-paymethod .pm { display: inline-flex; align-items: center; gap: 4px; }
.voucher-doc .v-head, .voucher-doc .v-line { width: 100%; border-collapse: collapse; margin-bottom: 10px; }
.voucher-doc .v-head { border: 1px solid var(--border); }
.voucher-doc .v-head td { padding: 8px 6px; font-size: 14px; text-align: center; vertical-align: middle; }
.voucher-doc .v-head td.lbl { background: #fafbfc; font-weight: 600; }
.voucher-doc .v-line { border: 1px solid var(--border); border-bottom: none; }
.voucher-doc .v-line td { padding: 6px 4px; font-size: 14px; border-bottom: 1px solid var(--border); }
.voucher-doc .v-items { width: 100%; margin-top: 10px; border: 1px solid var(--border); }
.voucher-doc .v-items th, .voucher-doc .v-items td { border: 1px solid var(--border); padding: 6px 8px; font-size: 14px; }
.voucher-doc .v-items th { background: #fafbfc; text-align: center; }
.voucher-doc .v-items td.num { text-align: right; }
.voucher-doc .v-items tfoot td { background: #fafbfc; font-weight: 600; }
.voucher-doc .v-cap { font-size: 14px; margin-top: 10px; }
.voucher-doc .v-sign { display: flex; justify-content: space-between; margin-top: 40px; font-size: 14px; }

@media print {
  .topbar, .no-print { display: none !important; }
  body { background: #fff; }
  .container { padding: 0; max-width: none; }
  .card, .print-doc { box-shadow: none; border: none; padding: 0; background: #fff; }
}