/* 启账ERP 全站样式（独立，不依赖 Tailwind） */
:root {
    --sidebar-bg1: #1e1b4b;
    --sidebar-bg2: #312e81;
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --bg: #f1f5f9;
    --card: #ffffff;
    --border: #e2e8f0;
    --text: #334155;
    --text-light: #64748b;
    --ok: #059669;
    --err: #dc2626;
    --warn: #d97706;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "Segoe UI", "Microsoft YaHei", -apple-system, sans-serif; background: var(--bg); color: var(--text); font-size: 14px; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-hover); }

/* ===== 布局 ===== */
.layout { display: flex; min-height: 100vh; }
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

/* ===== 侧边栏 ===== */
.sidebar {
    width: 250px; shrink: 0; position: sticky; top: 0; height: 100vh;
    display: flex; flex-direction: column;
    background: linear-gradient(to bottom, var(--sidebar-bg1), #26246b 55%, var(--sidebar-bg2));
    box-shadow: 2px 0 12px rgba(0,0,0,.15); z-index: 40;
    transition: margin-left .25s;
}
.sidebar.collapsed { margin-left: -250px; }
.brand { display: flex; align-items: center; gap: 12px; padding: 0 20px; height: 68px; border-bottom: 1px solid rgba(255,255,255,.08); }
.brand-logo { width: 40px; height: 40px; border-radius: 12px; background: linear-gradient(135deg,#6366f1,#d946ef); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 18px; box-shadow: 0 4px 12px rgba(99,102,241,.4); }
.brand-name { color: #fff; font-weight: 700; font-size: 15px; letter-spacing: 1px; }
.brand-sub { color: #a5b4fc; font-size: 11px; }
.menu-search { margin: 12px 14px 6px; position: relative; }
.menu-search i { position: absolute; left: 10px; top: 9px; color: #818cf8; font-size: 12px; }
.menu-search input {
    width: 100%; padding: 7px 8px 7px 30px; border-radius: 8px; border: 1px solid rgba(255,255,255,.12);
    background: rgba(255,255,255,.07); color: #e0e7ff; font-size: 13px; outline: none;
}
.menu-search input::placeholder { color: #6d70a8; }
.menu-search input:focus { border-color: #6366f1; background: rgba(255,255,255,.12); }
.nav { flex: 1; overflow-y: auto; padding: 8px 10px 16px; }
.nav::-webkit-scrollbar { width: 5px; }
.nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.15); border-radius: 3px; }
.nav-item {
    display: flex; align-items: center; gap: 10px; width: 100%;
    padding: 9px 12px; border-radius: 9px; color: #c7d2fe; font-size: 13.5px;
    cursor: pointer; background: none; border: none; text-align: left; margin-bottom: 2px;
}
.nav-item i:first-child { width: 18px; text-align: center; font-size: 14px; }
.nav-item:hover { background: rgba(255,255,255,.08); color: #fff; }
.nav-item.active { background: linear-gradient(90deg,#4f46e5,#7c3aed); color: #fff; box-shadow: 0 4px 10px rgba(79,70,229,.4); }
.nav-group-btn .nav-chevron { margin-left: auto; transition: transform .2s; font-size: 12px; }
.nav-group.open .nav-chevron { transform: rotate(180deg); }
.nav-sub { max-height: 0; overflow: hidden; transition: max-height .25s ease; }
.nav-group.open .nav-sub { max-height: 600px; }
.nav-sub-item {
    display: flex; align-items: center; gap: 10px; padding: 7px 12px 7px 40px;
    color: #a5b4fc; font-size: 13px; border-radius: 8px; margin-bottom: 1px;
}
.nav-sub-item i { font-size: 11px; width: 16px; text-align: center; }
.nav-sub-item:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav-sub-item.active { background: rgba(99,102,241,.25); color: #fff; }
.nav-group.hidden-by-search, .nav-item.hidden-by-search, .nav-sub-item.hidden-by-search { display: none !important; }
.sidebar-user { display: flex; align-items: center; gap: 10px; padding: 14px; border-top: 1px solid rgba(255,255,255,.08); }
.avatar { width: 36px; height: 36px; border-radius: 50%; background: linear-gradient(135deg,#818cf8,#c084fc); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; font-size: 14px; flex-shrink: 0; }
.sidebar-user-info { flex: 1; min-width: 0; }
.sidebar-user-name { color: #fff; font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user-role { color: #a5b4fc; font-size: 11px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.logout-btn { color: #a5b4fc; padding: 6px; border-radius: 6px; }
.logout-btn:hover { color: #fff; background: rgba(255,255,255,.1); }

/* ===== 顶栏 ===== */
.topbar { position: sticky; top: 0; z-index: 30; height: 68px; background: rgba(255,255,255,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 14px; padding: 0 24px; }
.topbar-toggle { background: none; border: none; color: var(--text-light); font-size: 18px; cursor: pointer; padding: 6px; border-radius: 6px; }
.topbar-toggle:hover { background: var(--bg); }
.page-title { font-size: 18px; font-weight: 700; }
.topbar-right { margin-left: auto; color: var(--text-light); font-size: 13px; }
.content { padding: 20px 24px 40px; }

/* ===== 卡片/表格 ===== */
.card { background: var(--card); border-radius: 12px; border: 1px solid var(--border); box-shadow: 0 1px 3px rgba(0,0,0,.04); margin-bottom: 16px; }
.card-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.card-title { font-size: 15px; font-weight: 700; }
.card-tools { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }
.card-body { padding: 16px 18px; }
.card-body.no-pad { padding: 0; }

.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.filter-bar label { font-size: 13px; color: var(--text-light); }
.filter-bar select, .filter-bar input { width: auto; }

table.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th { text-align: left; padding: 10px 12px; background: #f8fafc; color: var(--text-light); font-weight: 600; border-bottom: 1px solid var(--border); white-space: nowrap; }
.tbl td { padding: 9px 12px; border-bottom: 1px solid #f1f5f9; vertical-align: middle; }
.tbl tbody tr:hover { background: #f8fafc; }
.tbl .num { text-align: right; font-variant-numeric: tabular-nums; }
.tbl tfoot td { font-weight: 700; background: #f8fafc; border-top: 2px solid var(--border); }
.tbl-empty { text-align: center; color: var(--text-light); padding: 40px 0 !important; }

/* ===== 按钮 ===== */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 8px; border: 1px solid transparent; font-size: 13px; cursor: pointer; background: var(--primary); color: #fff; transition: background .15s; }
.btn:hover { background: var(--primary-hover); color: #fff; }
.btn-sm { padding: 4px 10px; font-size: 12px; border-radius: 6px; }
.btn-outline { background: #fff; color: var(--primary); border-color: #c7d2fe; }
.btn-outline:hover { background: #eef2ff; color: var(--primary); }
.btn-danger { background: var(--err); }
.btn-danger:hover { background: #b91c1c; }
.btn-warn { background: var(--warn); }
.btn-warn:hover { background: #b45309; }
.btn-ok { background: var(--ok); }
.btn-ok:hover { background: #047857; }
.btn-ghost { background: transparent; color: var(--text-light); border-color: var(--border); }
.btn-ghost:hover { background: var(--bg); color: var(--text); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ===== 表单 ===== */
input[type=text], input[type=number], input[type=date], input[type=password], select, textarea {
    padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; font-size: 13px;
    background: #fff; color: var(--text); outline: none; width: 100%; font-family: inherit;
}
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79,70,229,.12); }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 18px; }
.form-grid .full { grid-column: 1 / -1; }
.field label { display: block; font-size: 12.5px; color: var(--text-light); margin-bottom: 5px; font-weight: 600; }
.field label .req { color: var(--err); }
.form-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }

/* ===== 徽章/状态 ===== */
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge-gray { background: #f1f5f9; color: #64748b; }
.badge-blue { background: #e0e7ff; color: #4338ca; }
.badge-green { background: #d1fae5; color: #047857; }
.badge-red { background: #fee2e2; color: #b91c1c; }
.badge-orange { background: #fef3c7; color: #b45309; }
.badge-purple { background: #ede9fe; color: #6d28d9; }

/* ===== 提示 ===== */
.alert { display: flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: 10px; margin-bottom: 14px; font-size: 13.5px; }
.alert-ok { background: #d1fae5; color: #065f46; }
.alert-error { background: #fee2e2; color: #991b1b; }
.pagination { display: flex; gap: 6px; align-items: center; padding: 12px 18px; font-size: 13px; color: var(--text-light); }
.pagination a, .pagination span.cur { padding: 4px 11px; border-radius: 6px; border: 1px solid var(--border); background: #fff; }
.pagination span.cur { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ===== KPI / 驾驶舱 ===== */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 16px; }
.kpi { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; }
.kpi-label { font-size: 12.5px; color: var(--text-light); margin-bottom: 6px; }
.kpi-value { font-size: 24px; font-weight: 800; font-variant-numeric: tabular-nums; }
.kpi-sub { font-size: 11.5px; color: var(--text-light); margin-top: 4px; }
.kpi.indigo .kpi-value { color: var(--primary); }
.kpi.green .kpi-value { color: var(--ok); }
.kpi.red .kpi-value { color: var(--err); }
.kpi.orange .kpi-value { color: var(--warn); }

.bar-chart { display: flex; align-items: flex-end; gap: 6px; height: 140px; padding: 10px 4px 0; }
.bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; min-width: 0; }
.bar-fill { width: 100%; max-width: 34px; background: linear-gradient(180deg,#6366f1,#4f46e5); border-radius: 4px 4px 0 0; min-height: 2px; }
.bar-label { font-size: 10.5px; color: var(--text-light); white-space: nowrap; }
.bar-val { font-size: 10.5px; color: var(--text-light); }

/* ===== 模态框 ===== */
.modal-mask { position: fixed; inset: 0; background: rgba(15,23,42,.5); z-index: 100; display: none; align-items: flex-start; justify-content: center; padding: 40px 16px; overflow-y: auto; }
.modal-mask.show { display: flex; }
.modal { background: #fff; border-radius: 14px; width: 640px; max-width: 100%; box-shadow: 0 20px 50px rgba(0,0,0,.25); }
.modal.wide { width: 900px; }
.modal-head { display: flex; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.modal-head h3 { font-size: 16px; }
.modal-close { margin-left: auto; background: none; border: none; font-size: 18px; color: var(--text-light); cursor: pointer; padding: 4px 8px; border-radius: 6px; }
.modal-close:hover { background: var(--bg); }
.modal-body { padding: 18px 20px; max-height: 70vh; overflow-y: auto; }
.modal-foot { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; gap: 10px; justify-content: flex-end; }

/* ===== 行编辑器（订单明细） ===== */
.line-editor table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.line-editor th { background: #f8fafc; padding: 6px 6px; border: 1px solid var(--border); font-size: 12px; }
.line-editor td { padding: 4px 4px; border: 1px solid var(--border); }
.line-editor input, .line-editor select { padding: 5px 6px; border-radius: 5px; font-size: 12.5px; }
.line-editor .del-row { color: var(--err); cursor: pointer; background: none; border: none; font-size: 14px; }

/* ===== 树（权限/菜单） ===== */
.tree { font-size: 13.5px; }
.tree ul { list-style: none; padding-left: 22px; }
.tree > ul { padding-left: 0; }
.tree li { padding: 3px 0; }
.tree .tree-label { display: flex; align-items: center; gap: 7px; padding: 3px 6px; border-radius: 6px; }
.tree .tree-label:hover { background: var(--bg); }
.tree .caret { cursor: pointer; width: 14px; color: var(--text-light); }
.tree .collapsed > ul { display: none; }
.tree input[type=checkbox] { width: auto; }

/* ===== 杂项 ===== */
.mono { font-family: Consolas, monospace; font-size: 12.5px; }
.text-muted { color: var(--text-light); }
.text-right { text-align: right; }
.mt { margin-top: 14px; }
.mb { margin-bottom: 14px; }
.actions-cell { white-space: nowrap; }
.actions-cell .btn { margin-right: 4px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 900px) { .grid2 { grid-template-columns: 1fr; } .form-grid { grid-template-columns: 1fr; } }
.detail-kv { display: grid; grid-template-columns: 130px 1fr; gap: 8px 14px; font-size: 13.5px; }
.detail-kv dt { color: var(--text-light); }
.detail-kv dd { font-weight: 500; }

/* ===== 登录页 ===== */
.login-body { background: linear-gradient(135deg, #1e1b4b 0%, #312e81 60%, #4c1d95 100%); min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-wrap { width: 400px; max-width: 92vw; }
.login-card { background: #fff; border-radius: 16px; padding: 36px 34px 30px; box-shadow: 0 25px 60px rgba(0,0,0,.35); }
.login-brand { display: flex; align-items: center; gap: 14px; margin-bottom: 26px; }
.login-title { font-size: 22px; font-weight: 800; color: var(--text); }
.login-sub { color: var(--text-light); font-size: 12px; margin-top: 3px; }
.login-card .field { margin-bottom: 16px; }
.btn-block { width: 100%; justify-content: center; padding: 10px; font-size: 15px; margin-top: 6px; }
.login-foot { text-align: center; color: rgba(255,255,255,.5); font-size: 12px; margin-top: 18px; }