* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --primary: #7FCDA6;
  --primary-dark: #5cb88d;
  --primary-deep: #009B4D;
  --bg: #f3f4f6;
  --sidebar-bg: #1a2a23;
  --sidebar-text: #c8d6cf;
  --text: #2d3436;
  --text-2: #636e72;
  --border: #e2e6ea;
  --white: #fff;
  --danger: #e74c3c;
  --warn: #f39c12;
  --info: #3498db;
  --radius: 10px;
  --shadow: 0 2px 12px rgba(0,0,0,.08);
}
html, body { height: 100%; font-family: -apple-system, "Microsoft YaHei", "PingFang SC", sans-serif; font-size: 14px; color: var(--text); background: var(--bg); }
.hidden { display: none !important; }

/* ============ Login ============ */
.login-page { position: fixed; inset: 0; display: flex; align-items: center; justify-content: flex-end; padding-right: 8%; }
.login-bg { position: absolute; inset: 0; background: linear-gradient(135deg, #0f2b1f 0%, #1a4a33 50%, #2e6b4f 100%); }
.login-bg::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 80% 20%, rgba(127,205,166,.25), transparent 50%), radial-gradient(circle at 20% 80%, rgba(0,155,77,.2), transparent 50%); }
.login-box { position: relative; z-index: 2; width: 380px; background: rgba(255,255,255,.97); border-radius: 16px; padding: 36px 32px; box-shadow: 0 20px 60px rgba(0,0,0,.3); }
.login-logo { text-align: center; margin-bottom: 26px; }
.logo-icon { width: 64px; height: 64px; margin: 0 auto 12px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--primary-deep)); display: flex; align-items: center; justify-content: center; font-size: 28px; color: #fff; }
.login-logo h1 { font-size: 24px; color: var(--primary-deep); letter-spacing: 2px; }
.login-logo p { color: var(--text-2); font-size: 13px; margin-top: 4px; }
.form-item { margin-bottom: 16px; }
.form-item label { display: block; font-size: 13px; color: var(--text-2); margin-bottom: 6px; }
.form-item input { width: 100%; height: 42px; border: 1px solid var(--border); border-radius: 8px; padding: 0 12px; font-size: 14px; outline: none; transition: border .2s; }
.form-item input:focus { border-color: var(--primary); }
.login-err { color: var(--danger); font-size: 13px; min-height: 18px; margin-bottom: 8px; }
.login-hint { margin-top: 16px; text-align: center; color: #b2bec3; font-size: 12px; }

/* ============ Buttons ============ */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; border: none; border-radius: 8px; padding: 8px 16px; font-size: 14px; cursor: pointer; transition: all .2s; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-deep { background: var(--primary-deep); color: #fff; }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary-dark); }
.btn-danger { background: #fee2e2; color: var(--danger); }
.btn-sm { padding: 5px 10px; font-size: 13px; }
.btn-block { width: 100%; height: 42px; font-size: 15px; letter-spacing: 4px; }

/* ============ Layout ============ */
.app-page { display: flex; height: 100vh; overflow: hidden; }
.sidebar { width: 220px; background: var(--sidebar-bg); color: var(--sidebar-text); display: flex; flex-direction: column; flex-shrink: 0; }
.sidebar-logo { display: flex; align-items: center; gap: 10px; padding: 20px 18px; font-size: 17px; font-weight: 600; color: #fff; border-bottom: 1px solid rgba(255,255,255,.08); }
.sidebar-logo i { color: var(--primary); font-size: 20px; }
.sidebar-nav { flex: 1; overflow-y: auto; padding: 10px 0; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 12px 18px; cursor: pointer; color: var(--sidebar-text); font-size: 14px; transition: all .2s; border-left: 3px solid transparent; }
.nav-item i { width: 18px; text-align: center; }
.nav-item:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav-item.active { background: rgba(127,205,166,.15); color: #fff; border-left-color: var(--primary); }
.sidebar-footer { padding: 14px 16px; border-top: 1px solid rgba(255,255,255,.08); }
.user-info { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; font-size: 13px; color: #fff; }
.sidebar-footer .btn { width: 100%; }

.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.main-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 24px; background: var(--white); border-bottom: 1px solid var(--border); }
.main-header h2 { font-size: 18px; }
.header-right { display: flex; align-items: center; gap: 16px; }
.store-name { background: #e8f5ee; color: var(--primary-deep); padding: 5px 12px; border-radius: 20px; font-size: 13px; }
.date-now { color: var(--text-2); font-size: 13px; }
.main-content { flex: 1; overflow-y: auto; padding: 24px; }

/* ============ Cards / Panel ============ */
.card { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 20px; }
.card-title { font-size: 16px; font-weight: 600; margin-bottom: 16px; display: flex; align-items: center; justify-content: space-between; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; margin-bottom: 20px; }
.stat-card { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; display: flex; align-items: center; gap: 14px; }
.stat-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 20px; color: #fff; flex-shrink: 0; }
.stat-info .num { font-size: 22px; font-weight: 700; }
.stat-info .label { font-size: 13px; color: var(--text-2); }

/* ============ Table ============ */
.toolbar { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
.toolbar input, .toolbar select { height: 36px; border: 1px solid var(--border); border-radius: 8px; padding: 0 10px; font-size: 13px; outline: none; min-width: 160px; }
.toolbar input:focus, .toolbar select:focus { border-color: var(--primary); }
.toolbar .spacer { flex: 1; }
.table-wrap { overflow-x: auto; }
table.table { width: 100%; border-collapse: collapse; background: var(--white); border-radius: var(--radius); overflow: hidden; }
.table th { background: #f8f9fa; padding: 12px 14px; text-align: left; font-weight: 600; font-size: 13px; color: var(--text-2); white-space: nowrap; border-bottom: 2px solid var(--border); }
.table td { padding: 11px 14px; border-bottom: 1px solid var(--border); font-size: 13px; }
.table tr:hover td { background: #fafbfc; }
.table .op a, .table .op button { margin-right: 6px; color: var(--info); background: none; border: none; cursor: pointer; font-size: 13px; }
.table .op .del { color: var(--danger); }
.table .empty { text-align: center; padding: 40px; color: #b2bec3; }
.pagination { display: flex; align-items: center; justify-content: flex-end; gap: 8px; margin-top: 14px; font-size: 13px; color: var(--text-2); }
.pagination button { min-width: 30px; height: 30px; border: 1px solid var(--border); background: #fff; border-radius: 6px; cursor: pointer; }
.pagination button:disabled { opacity: .4; cursor: not-allowed; }
.pagination button.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ============ Badge ============ */
.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 12px; }
.badge-green { background: #e8f5ee; color: var(--primary-deep); }
.badge-gray { background: #f1f2f3; color: var(--text-2); }
.badge-blue { background: #e8f0fe; color: var(--info); }
.badge-orange { background: #fdf3e0; color: var(--warn); }
.badge-red { background: #fee8e8; color: var(--danger); }

/* ============ Modal ============ */
.modal-mask { position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 100; display: flex; align-items: center; justify-content: center; }
.modal-box { background: #fff; border-radius: 14px; width: 560px; max-width: 94vw; max-height: 88vh; overflow-y: auto; padding: 24px; box-shadow: 0 20px 60px rgba(0,0,0,.3); }
.modal-box.wide { width: 860px; }
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.modal-head h3 { font-size: 16px; }
.modal-close { cursor: pointer; color: var(--text-2); font-size: 18px; }
.modal-foot { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; margin-bottom: 12px; }
.form-row .full { grid-column: 1 / -1; }
.form-row label { display: block; font-size: 13px; color: var(--text-2); margin-bottom: 5px; }
.form-row input, .form-row select, .form-row textarea { width: 100%; height: 38px; border: 1px solid var(--border); border-radius: 8px; padding: 0 10px; font-size: 13px; outline: none; }
.form-row textarea { height: 80px; padding: 8px 10px; resize: vertical; }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { border-color: var(--primary); }

/* ============ Detail ============ */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; }
.detail-item { display: flex; font-size: 13px; padding: 8px 0; border-bottom: 1px dashed var(--border); }
.detail-item .k { width: 110px; color: var(--text-2); flex-shrink: 0; }
.detail-item .v { flex: 1; word-break: break-all; }
.section-title { font-size: 15px; font-weight: 600; margin: 20px 0 10px; padding-left: 8px; border-left: 3px solid var(--primary); }

/* ============ Dashboard charts ============ */
.dash-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; }
.chart-box { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; }
.chart-box h4 { font-size: 14px; margin-bottom: 12px; }
.bar-row { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; font-size: 12px; }
.bar-row .bar-label { width: 56px; color: var(--text-2); text-align: right; flex-shrink: 0; }
.bar-row .bar-track { flex: 1; background: #f1f2f3; border-radius: 4px; height: 18px; overflow: hidden; }
.bar-row .bar-fill { height: 100%; background: linear-gradient(90deg, var(--primary), var(--primary-deep)); border-radius: 4px; }
.bar-row .bar-val { width: 80px; color: var(--text-2); }

/* ============ Toast ============ */
.toast { position: fixed; top: 20px; left: 50%; transform: translateX(-50%); background: #333; color: #fff; padding: 10px 20px; border-radius: 8px; font-size: 14px; z-index: 200; opacity: 0; transition: opacity .3s; pointer-events: none; }
.toast.show { opacity: 1; }
.toast.success { background: var(--primary-deep); }
.toast.error { background: var(--danger); }

/* ============ Tree ============ */
.tree-node { padding: 6px 8px; cursor: pointer; border-radius: 6px; display: flex; align-items: center; gap: 6px; }
.tree-node:hover { background: #f5f7f6; }
.tree-node.active { background: #e8f5ee; color: var(--primary-deep); }
.tree-children { padding-left: 22px; }

/* scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: #cfd4d8; border-radius: 4px; }
::-webkit-scrollbar-track { background: transparent; }

@media (max-width: 900px) {
  .dash-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .sidebar { width: 64px; }
  .sidebar-logo span, .nav-item span, .sidebar-footer span { display: none; }
}