:root {
  --primary: #2e7d32;
  --primary-dark: #1b5e20;
  --bg: #f4f6f4;
  --card: #ffffff;
  --text: #1f2b1f;
  --muted: #7a887a;
  --border: #e2e8e2;
  --danger: #c62828;
  --warn: #e65100;
  --ok: #2e7d32;
  --shipping: #1565c0;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; background: var(--bg); color: var(--text); font-size: 14px; }
.hidden { display: none !important; }

/* ---- 登录页 ---- */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-card { background: var(--card); border-radius: 16px; padding: 48px 40px; width: 380px; max-width: 100%; text-align: center; box-shadow: 0 8px 32px rgba(46,125,50,.12); }
.login-logo { width: 64px; height: 64px; border-radius: 16px; background: linear-gradient(135deg, var(--primary), #66bb6a); color: #fff; font-size: 32px; font-weight: 700; line-height: 64px; margin: 0 auto 16px; }
.login-card h1 { font-size: 18px; margin-bottom: 8px; }
.login-tip { color: var(--muted); margin-bottom: 24px; }
.login-err { color: var(--danger); margin-top: 12px; min-height: 18px; }
.pwd-form { margin-top: 16px; border-top: 1px solid var(--border); padding-top: 16px; }
.pwd-form input { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; margin-bottom: 10px; }

/* ---- 按钮 ---- */
.btn { display: inline-block; border: none; border-radius: 8px; padding: 10px 20px; font-size: 14px; cursor: pointer; text-decoration: none; background: var(--primary); color: #fff; }
.btn:hover { background: var(--primary-dark); }
.btn-outline { background: #fff; color: var(--primary); border: 1px solid var(--primary); }
.btn-outline:hover { background: #eef5ee; color: var(--primary-dark); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-sm { padding: 7px 14px; font-size: 13px; }
.btn-block { display: block; width: 100%; text-align: center; }

/* ---- 顶栏 ---- */
.topbar { background: linear-gradient(135deg, #1b5e20, #2e7d32); color: #fff; padding: 0 20px; display: flex; align-items: center; gap: 24px; flex-wrap: wrap; position: sticky; top: 0; z-index: 10; }
.brand { font-weight: 700; font-size: 16px; padding: 14px 0; }
.tabs { display: flex; gap: 4px; }
.tab { background: none; border: none; color: rgba(255,255,255,.75); padding: 16px 16px; font-size: 15px; cursor: pointer; border-bottom: 3px solid transparent; position: relative; }
.tab.active { color: #fff; border-bottom-color: #a5d6a7; }
.tab:hover { color: #fff; }
.badge { background: #ff5252; color: #fff; font-size: 11px; border-radius: 10px; padding: 1px 6px; margin-left: 4px; position: absolute; top: 8px; }
.top-right { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.me { color: #c8e6c9; }
.logout { color: rgba(255,255,255,.8); text-decoration: none; font-size: 13px; }
.logout:hover { color: #fff; }

/* ---- 页面 ---- */
.page { max-width: 1080px; margin: 0 auto; padding: 20px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card { background: var(--card); border-radius: 12px; padding: 18px; text-align: center; }
.stat-card .num { font-size: 26px; font-weight: 700; color: var(--primary); }
.stat-card .num.alert { color: var(--warn); }
.stat-card .label { color: var(--muted); margin-top: 4px; font-size: 13px; }
.panel { background: var(--card); border-radius: 12px; padding: 20px; }
.panel-title { font-weight: 600; margin-bottom: 14px; }
.quick-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---- 筛选 ---- */
.filter-bar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 16px; }
.status-filter { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { border: 1px solid var(--border); background: #fff; border-radius: 18px; padding: 6px 14px; font-size: 13px; cursor: pointer; color: var(--muted); }
.chip.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.search { border: 1px solid var(--border); border-radius: 8px; padding: 7px 12px; min-width: 180px; }

/* ---- 订单/客户卡片 ---- */
.order-list, .customer-list { display: flex; flex-direction: column; gap: 12px; }
.order-card, .customer-card { background: var(--card); border-radius: 12px; padding: 16px 18px; }
.oc-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.order-no { font-weight: 600; }
.status { font-size: 12px; border-radius: 6px; padding: 2px 8px; }
.s-pending { background: #fff3e0; color: var(--warn); }
.s-approved { background: #e8f5e9; color: var(--ok); }
.s-rejected { background: #ffebee; color: var(--danger); }
.s-shipping { background: #e3f2fd; color: var(--shipping); }
.s-delivered { background: #e0f2f1; color: #00695c; }
.s-settled { background: #eceff1; color: #546e7a; }
.oc-time { color: var(--muted); font-size: 12px; margin-left: auto; }
.oc-body { display: flex; gap: 20px; flex-wrap: wrap; }
.oc-info { flex: 1; min-width: 220px; }
.oc-amount { text-align: right; }
.oc-amount .money { font-size: 20px; font-weight: 700; color: var(--primary); }
.oc-amount .hint { color: var(--muted); font-size: 12px; }
.kv { display: flex; gap: 6px; font-size: 13px; line-height: 1.9; }
.kv .k { color: var(--muted); min-width: 70px; }
.item-list { color: var(--muted); font-size: 12.5px; line-height: 1.8; margin-top: 6px; background: #f8faf8; border-radius: 8px; padding: 8px 12px; }
.oc-actions { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.ship-info { margin-top: 8px; font-size: 12.5px; color: var(--shipping); background: #f0f7ff; border-radius: 8px; padding: 8px 12px; }

.customer-card .cc-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.company { font-weight: 600; font-size: 15px; }
.tier-tag { font-size: 12px; background: #f1f8f1; color: var(--primary); border-radius: 6px; padding: 2px 8px; }

/* ---- 分页 ---- */
.pager { display: flex; gap: 10px; justify-content: center; margin-top: 18px; color: var(--muted); align-items: center; }

/* ---- 弹窗 ---- */
.modal-mask { position: fixed; inset: 0; background: rgba(0,0,0,.4); display: flex; align-items: center; justify-content: center; z-index: 50; padding: 16px; }
.modal { background: #fff; border-radius: 14px; padding: 22px; width: 420px; max-width: 100%; max-height: 90vh; overflow-y: auto; }
.modal-title { font-weight: 700; font-size: 16px; margin-bottom: 16px; }
.modal-sub { color: var(--muted); font-weight: 400; font-size: 13px; margin-left: 8px; }
.form-row { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.form-row label { width: 96px; color: var(--muted); font-size: 13px; flex-shrink: 0; }
.form-row input, .form-row select { flex: 1; border: 1px solid var(--border); border-radius: 8px; padding: 9px 12px; font-size: 14px; }
.modal-btns { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }

/* ---- Toast ---- */
.toast { position: fixed; top: 70px; left: 50%; transform: translateX(-50%); background: #263238; color: #fff; padding: 10px 24px; border-radius: 24px; z-index: 99; font-size: 14px; box-shadow: 0 4px 16px rgba(0,0,0,.25); }
.toast.err { background: var(--danger); }

@media (max-width: 640px) {
  .topbar { padding: 0 12px; }
  .tab { padding: 14px 10px; }
  .page { padding: 14px; }
  .oc-amount { text-align: left; }
  .form-row label { width: 84px; }
}