/* =========================================================================
 * 企业定额工作台 — 样式
 * 桌面端 / 浅色主题 / 企业风
 * ========================================================================= */
:root {
  --bg: #f4f6fa;
  --panel: #ffffff;
  --panel-2: #fafbfd;
  --border: #e3e8ef;
  --text: #1f2733;
  --text-2: #5b6b7e;
  --text-3: #8a98a9;
  --primary: #1f6feb;
  --primary-d: #1858c0;
  --primary-soft: #e8f0fe;
  --accent: #0f9d8f;
  --warn: #e8830c;
  --danger: #e0455e;
  --ok: #1f9d55;
  --shadow: 0 1px 3px rgba(20, 35, 60, .06), 0 6px 18px rgba(20, 35, 60, .05);
  --radius: 10px;
  --radius-sm: 7px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}
button, input, select, textarea { font-family: inherit; font-size: 14px; }

/* ----------------------------- 布局 ----------------------------- */
.app-shell { display: flex; height: 100vh; overflow: hidden; }

.sidebar {
  width: 232px; flex-shrink: 0;
  background: #0f1b30;
  color: #c9d4e3;
  display: flex; flex-direction: column;
}
.sidebar .brand {
  padding: 18px 18px 14px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.sidebar .brand h1 { font-size: 17px; margin: 0; color: #fff; letter-spacing: .5px; }
.sidebar .brand p { margin: 4px 0 0; font-size: 12px; color: #7e8 da0; color: #7e8da0; }
.sidebar .brand .principle {
  margin-top: 10px; font-size: 11px; color: #8fd6c8;
  background: rgba(15,157,143,.14); border: 1px solid rgba(15,157,143,.3);
  padding: 5px 8px; border-radius: 6px;
}
.nav { padding: 10px 10px; flex: 1; overflow-y: auto; }
.nav-group-title { font-size: 11px; color: #6c7b91; padding: 12px 10px 6px; text-transform: uppercase; letter-spacing: .6px; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 8px; cursor: pointer;
  color: #c9d4e3; margin-bottom: 2px; user-select: none; transition: background .15s;
}
.nav-item:hover { background: rgba(255,255,255,.06); }
.nav-item.active { background: var(--primary); color: #fff; box-shadow: 0 2px 8px rgba(31,111,235,.4); }
.nav-item .ico { width: 18px; text-align: center; font-size: 15px; }
.sidebar .foot { padding: 12px 16px; border-top: 1px solid rgba(255,255,255,.07); font-size: 11px; color: #6c7b91; }

.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.topbar {
  height: 56px; flex-shrink: 0; background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 22px;
}
.topbar .title { font-size: 16px; font-weight: 600; }
.topbar .sub { font-size: 12px; color: var(--text-3); margin-top: 2px; }
.topbar .actions { display: flex; gap: 8px; align-items: center; }

.view { flex: 1; overflow-y: auto; padding: 22px 26px 60px; }

/* ----------------------------- 通用组件 ----------------------------- */
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 18px;
}
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--border);
}
.card-head h3 { margin: 0; font-size: 15px; }
.card-head .desc { font-size: 12px; color: var(--text-3); margin-top: 3px; }
.card-body { padding: 16px 18px; }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: var(--radius-sm); cursor: pointer;
  border: 1px solid var(--border); background: var(--panel); color: var(--text);
  transition: all .15s; font-size: 13px; line-height: 1;
}
.btn:hover { border-color: #c4cdda; background: var(--panel-2); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-d); border-color: var(--primary-d); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--primary); }
.btn-ghost:hover { background: var(--primary-soft); }
.btn-danger { color: var(--danger); border-color: #f3c7cf; background: #fdf0f2; }
.btn-danger:hover { background: #fbe2e7; }
.btn-sm { padding: 5px 10px; font-size: 12px; }

.badge {
  display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 11px;
  background: #eef1f6; color: var(--text-2); border: 1px solid var(--border);
}
.badge-blue { background: var(--primary-soft); color: var(--primary-d); border-color: #cfe0fc; }
.badge-green { background: #e3f6ec; color: var(--ok); border-color: #c2ebd2; }
.badge-amber { background: #fdf0e0; color: var(--warn); border-color: #f6d9b4; }
.badge-gray { background: #eef1f6; color: var(--text-2); }
.badge-red { background: #fdeaed; color: var(--danger); border-color: #f6c9d1; }

/* 表单 */
.form-row { display: flex; flex-wrap: wrap; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 5px; margin-bottom: 14px; flex: 1 1 200px; }
.form-group.full { flex-basis: 100%; }
label { font-size: 12.5px; color: var(--text-2); font-weight: 500; }
label .req { color: var(--danger); margin-left: 2px; }
input, select, textarea {
  padding: 8px 10px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: #fff; color: var(--text); width: 100%; transition: border .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft);
}
textarea { resize: vertical; min-height: 60px; }
.hint {
  font-size: 11.5px; color: var(--text-3); margin-top: 3px;
  display: flex; gap: 5px; align-items: flex-start;
}
.hint::before { content: "💡"; font-size: 11px; flex-shrink: 0; }
.inline-hint { background: #f3f7ff; border: 1px dashed #b9d0f5; border-radius: 6px; padding: 7px 10px; font-size: 12px; color: #4a657f; margin-top: 6px; }

/* 表格 */
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data th, table.data td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
table.data th { background: var(--panel-2); color: var(--text-2); font-weight: 600; position: sticky; top: 0; }
table.data tbody tr:hover { background: #f8fafd; }
table.data td.num, table.data th.num { text-align: right; font-variant-numeric: tabular-nums; }
table.data .row-actions { display: flex; gap: 6px; }

/* 统计卡 */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: var(--shadow);
}
.stat .k { font-size: 12px; color: var(--text-3); }
.stat .v { font-size: 24px; font-weight: 700; margin-top: 6px; color: var(--text); }
.stat .v small { font-size: 13px; font-weight: 500; color: var(--text-3); }
.stat .sub { font-size: 11.5px; color: var(--text-3); margin-top: 4px; }

/* 工具栏 */
.toolbar { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 14px; }
.toolbar .form-group { margin-bottom: 0; flex: 0 1 180px; }
.toolbar .spacer { flex: 1; }

/* 提示横幅 */
.banner {
  display: flex; gap: 12px; align-items: flex-start;
  background: linear-gradient(90deg, #e8f0fe, #f0f6ff);
  border: 1px solid #cfe0fc; border-radius: var(--radius);
  padding: 14px 16px; margin-bottom: 18px;
}
.banner .b-ico { font-size: 20px; }
.banner .b-title { font-weight: 600; color: var(--primary-d); margin-bottom: 3px; }
.banner .b-body { font-size: 13px; color: var(--text-2); }
.banner ul { margin: 6px 0 0; padding-left: 18px; }
.banner li { margin: 2px 0; }

/* 预览面板 */
.preview {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px;
}
.preview h4 { margin: 0 0 10px; font-size: 14px; color: var(--text); }
.preview .kv { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 18px; }
.preview .kv .k { color: var(--text-3); font-size: 12.5px; }
.preview .kv .v { font-weight: 600; color: var(--text); text-align: right; font-variant-numeric: tabular-nums; }
.preview .hi { color: var(--primary-d); font-size: 16px; }

/* 公式块 */
.formula {
  background: #0f1b30; color: #cfe0fc; border-radius: var(--radius-sm);
  padding: 12px 16px; font-family: "Consolas", "Courier New", monospace; font-size: 13px;
  margin: 10px 0; overflow-x: auto; line-height: 1.7;
}
.formula .c { color: #8fd6c8; }

/* 分段切换 */
.seg { display: inline-flex; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.seg button { padding: 7px 14px; border: none; background: #fff; cursor: pointer; color: var(--text-2); font-size: 13px; }
.seg button.active { background: var(--primary); color: #fff; }

/* 子面板网格 */
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 1100px) { .cols { grid-template-columns: 1fr; } }

/* 模态 */
.modal-mask {
  position: fixed; inset: 0; background: rgba(15,27,48,.45); display: none;
  align-items: center; justify-content: center; z-index: 100; padding: 20px;
}
.modal-mask.show { display: flex; }
.modal {
  background: #fff; border-radius: var(--radius); width: 100%; max-width: 720px;
  max-height: 88vh; overflow-y: auto; box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.modal-head { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.modal-head h3 { margin: 0; font-size: 16px; }
.modal-body { padding: 18px 20px; }
.modal-foot { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }
.modal .x { cursor: pointer; color: var(--text-3); font-size: 20px; border: none; background: none; }

/* Toast */
.toast-wrap { position: fixed; top: 18px; right: 18px; z-index: 200; display: flex; flex-direction: column; gap: 10px; }
.toast {
  background: #0f1b30; color: #fff; padding: 11px 16px; border-radius: 8px; font-size: 13px;
  box-shadow: 0 8px 24px rgba(0,0,0,.25); animation: slideIn .2s; max-width: 320px;
}
.toast.ok { background: #1f9d55; }
.toast.warn { background: var(--warn); }
.toast.err { background: var(--danger); }
@keyframes slideIn { from { transform: translateX(20px); opacity: 0; } to { transform: none; opacity: 1; } }

.empty { text-align: center; color: var(--text-3); padding: 40px 0; }
.empty .e-ico { font-size: 34px; opacity: .5; }
.text-muted { color: var(--text-3); }
.text-ok { color: var(--ok); }
.text-danger { color: var(--danger); }
.text-warn { color: var(--warn); }
.mono { font-family: "Consolas","Courier New",monospace; }
.right { text-align: right; }
.flex { display: flex; gap: 10px; align-items: center; }
.flex-between { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.mt { margin-top: 14px; } .mb { margin-bottom: 14px; }
.divider { height: 1px; background: var(--border); margin: 16px 0; }
.small { font-size: 12px; }
.section-title { font-size: 13px; font-weight: 600; color: var(--text-2); margin: 6px 0 10px; padding-left: 9px; border-left: 3px solid var(--primary); }