/* ============================================================
   GPT 席位管家 · 设计系统
   深色侧栏 + 柔和留白高级浅色主题
   ============================================================ */
:root {
  /* 品牌色（靛蓝）＋ Element Plus 主色梯度覆盖 */
  --brand: #4f46e5;
  --brand-hover: #4038c9;
  --brand-soft: #eef0fe;
  --el-color-primary: #4f46e5;
  --el-color-primary-light-3: #7b74ec;
  --el-color-primary-light-5: #a7a2f2;
  --el-color-primary-light-7: #d3d0f9;
  --el-color-primary-light-8: #e6e4fc;
  --el-color-primary-light-9: #f2f1fe;
  --el-color-primary-dark-2: #3f38b7;

  /* 语义色 */
  --good: #12a150;
  --good-soft: #e7f6ee;
  --bad: #e5484d;
  --bad-soft: #fdecec;
  --warn: #e8930c;
  --warn-soft: #fdf3e2;
  --info: #2a78d6;

  /* 中性 / 表面 / 文字 */
  --bg-app: #f3f4f9;
  --bg-card: #ffffff;
  --ink: #1b1e2b;
  --ink-2: #5a6072;
  --ink-muted: #99a0b3;
  --border: #eceef4;
  --border-strong: #e0e3ec;

  /* 侧栏 */
  --side-bg: #171a26;
  --side-bg-2: #1f2333;
  --side-ink: #b9becd;
  --side-ink-dim: #767c92;

  /* 阴影 / 圆角 */
  --shadow-sm: 0 1px 2px rgba(20, 23, 40, .04), 0 1px 3px rgba(20, 23, 40, .06);
  --shadow-md: 0 4px 16px rgba(20, 23, 40, .08);
  --shadow-lg: 0 12px 32px rgba(20, 23, 40, .12);
  --radius: 14px;
  --radius-sm: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg-app);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "cv02", "cv03";
}

#app { height: 100vh; display: flex; overflow: hidden; }

/* ============================================================
   侧边栏（深色）
   ============================================================ */
.sidebar {
  width: 224px;
  flex-shrink: 0;
  background: linear-gradient(180deg, var(--side-bg-2) 0%, var(--side-bg) 100%);
  display: flex;
  flex-direction: column;
  position: relative;
}
.sidebar::after {
  content: "";
  position: absolute;
  inset: 0 -1px 0 auto;
  width: 1px;
  background: rgba(255, 255, 255, .05);
}
.logo {
  padding: 22px 22px 18px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .3px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo span { color: #a7a2f2; font-weight: 700; }
.logo .logo-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--side-ink-dim);
  letter-spacing: 2px;
  margin-left: auto;
}

.sidebar .el-menu {
  border-right: none;
  flex: 1;
  background: transparent;
  padding: 6px 12px;
}
.sidebar .el-menu-item {
  height: 44px;
  line-height: 44px;
  margin: 3px 0;
  border-radius: 10px;
  color: var(--side-ink);
  font-size: 14px;
  transition: all .18s ease;
}
.sidebar .el-menu-item .el-icon { color: var(--side-ink-dim); transition: color .18s ease; }
.sidebar .el-menu-item:hover {
  background: rgba(255, 255, 255, .06);
  color: #fff;
}
.sidebar .el-menu-item:hover .el-icon { color: #cfccf7; }
.sidebar .el-menu-item.is-active {
  background: linear-gradient(90deg, rgba(79, 70, 229, .28), rgba(79, 70, 229, .12));
  color: #fff;
  font-weight: 600;
  box-shadow: inset 3px 0 0 var(--brand);
}
.sidebar .el-menu-item.is-active .el-icon { color: #a7a2f2; }
.sidebar-foot {
  padding: 14px 20px 18px;
  font-size: 11px;
  color: var(--side-ink-dim);
  border-top: 1px solid rgba(255, 255, 255, .05);
}

/* ============================================================
   主区域
   ============================================================ */
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: 60px;
  flex-shrink: 0;
  background: rgba(255, 255, 255, .78);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 24px;
  z-index: 10;
}
.topbar .page-title { font-size: 18px; font-weight: 700; letter-spacing: .2px; white-space: nowrap; flex: 0 0 auto; }
.topbar .topbar-search { flex: 1 1 auto; min-width: 120px; max-width: 300px; margin-left: auto; }
.content {
  flex: 1;
  overflow-y: auto;
  padding: 22px 24px 48px;
}
.content > * { animation: fadeUp .34s cubic-bezier(.22, 1, .36, 1); }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

/* ============================================================
   卡片 / 容器
   ============================================================ */
.box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 18px;
  box-shadow: var(--shadow-sm);
}
.box-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--ink);
}
.box-title .sub { font-size: 12px; font-weight: 500; color: var(--ink-muted); }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 16px; }
.toolbar .spacer { flex: 1; }
.section-label {
  font-size: 12px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase;
  color: var(--ink-muted); margin: 4px 2px 12px;
}

/* ============================================================
   统计卡（通用）＋ KPI 磁贴
   ============================================================ */
.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 18px; }
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: transform .18s ease, box-shadow .18s ease;
}
.stat-card.clickable { cursor: pointer; }
.stat-card.clickable:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.stat-label { font-size: 13px; color: var(--ink-2); margin-bottom: 8px; font-weight: 500; }
.stat-value { font-size: 26px; font-weight: 750; color: var(--ink); letter-spacing: -.5px; line-height: 1.1; }
.stat-sub { font-size: 12px; color: var(--ink-muted); margin-top: 6px; }
.stat-value.green { color: var(--good); }
.stat-value.red { color: var(--bad); }
.stat-value.orange { color: var(--warn); }

/* KPI 磁贴：带左侧色条与角标，用于预测页 */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; }
.kpi {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px 18px 22px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.kpi::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
  background: var(--kpi-accent, var(--brand));
}
.kpi.big { grid-column: span 1; }
.kpi-label { font-size: 12.5px; color: var(--ink-2); font-weight: 600; display: flex; align-items: center; gap: 6px; }
.kpi-value { font-size: 28px; font-weight: 780; letter-spacing: -.6px; margin-top: 8px; line-height: 1.05; }
.kpi-value.sm { font-size: 22px; }
.kpi-foot { font-size: 12px; color: var(--ink-muted); margin-top: 8px; display: flex; gap: 10px; flex-wrap: wrap; }
.kpi-foot .up { color: var(--good); font-weight: 600; }
.kpi-foot .down { color: var(--bad); font-weight: 600; }

/* 迷你趋势/健康条 */
.health-bar { display: flex; height: 12px; border-radius: 7px; overflow: hidden; background: var(--border); gap: 2px; }
.health-bar > i { display: block; height: 100%; }
.health-legend { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 12px; font-size: 12.5px; color: var(--ink-2); }
.health-legend .dot { display: inline-block; width: 9px; height: 9px; border-radius: 3px; margin-right: 6px; vertical-align: middle; }

/* 表内利润条 */
.pnl-cell { display: flex; align-items: center; gap: 10px; }
.pnl-track { flex: 1; height: 7px; background: var(--border); border-radius: 4px; overflow: hidden; min-width: 60px; }
.pnl-fill { height: 100%; border-radius: 4px; }

.pill {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600;
}
.pill.good { background: var(--good-soft); color: var(--good); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.info { background: var(--brand-soft); color: var(--brand); }

/* ============================================================
   数字 / 文本工具类
   ============================================================ */
.num-danger { color: var(--bad); font-weight: 700; font-variant-numeric: tabular-nums; }
.num-green { color: var(--good); font-weight: 600; font-variant-numeric: tabular-nums; }
.muted { color: var(--ink-muted); font-size: 12px; }
.tnum { font-variant-numeric: tabular-nums; }

/* ============================================================
   Element Plus 精修
   ============================================================ */
.el-table .row-danger { --el-table-tr-bg-color: var(--bad-soft); }
.el-table .row-warning { --el-table-tr-bg-color: var(--warn-soft); }
.el-table { --el-table-border-color: var(--border); --el-table-header-bg-color: #fafbfd; border-radius: var(--radius-sm); }
.el-table th.el-table__cell { background: #fafbfd !important; color: var(--ink-2); font-weight: 600; }
.el-table td.el-table__cell, .el-table th.el-table__cell { border-color: var(--border) !important; }
.el-table tbody tr:hover > td.el-table__cell { background: var(--brand-soft) !important; }

.el-button { border-radius: 9px; font-weight: 600; }
.el-button--primary { --el-button-bg-color: var(--brand); --el-button-border-color: var(--brand); --el-button-hover-bg-color: var(--brand-hover); --el-button-hover-border-color: var(--brand-hover); }

.el-card, .el-dialog { border-radius: var(--radius); }
.el-dialog { box-shadow: var(--shadow-lg); }
.el-dialog__header { font-weight: 700; }
.el-dialog .el-form { padding-right: 12px; }

.el-input__wrapper, .el-select__wrapper, .el-textarea__inner { border-radius: 9px; }
.el-tag { border-radius: 7px; font-weight: 600; }
.el-badge__content { font-weight: 700; }

.form-hint { font-size: 12px; color: var(--ink-muted); line-height: 1.55; margin-top: 3px; }

/* 滚动条 */
.content::-webkit-scrollbar { width: 10px; }
.content::-webkit-scrollbar-thumb { background: #d4d8e3; border-radius: 6px; border: 3px solid var(--bg-app); }
.content::-webkit-scrollbar-thumb:hover { background: #c0c5d4; }

/* ============================================================
   登录页 / 启动态
   ============================================================ */
.boot-loading {
  flex: 1; display: flex; align-items: center; justify-content: center;
  color: var(--ink-muted); font-size: 14px; letter-spacing: 2px;
}
.login-wrap {
  flex: 1; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(1100px 620px at 72% -8%, #2b2f52 0%, #1f2333 46%, #14161f 100%);
}
.login-card {
  width: 400px; max-width: calc(100vw - 48px);
  background: var(--bg-card); border-radius: 18px;
  padding: 40px 38px 30px; text-align: center;
  box-shadow: 0 24px 64px rgba(0, 0, 0, .5);
  animation: fadeUp .4s cubic-bezier(.22, 1, .36, 1);
}
.login-logo { font-size: 44px; margin-bottom: 6px; }
.login-title { font-size: 22px; font-weight: 800; margin-bottom: 4px; }
.login-title span { color: var(--brand); }
.login-sub { font-size: 13px; color: var(--ink-muted); margin-bottom: 22px; }
.login-error { min-height: 20px; font-size: 13px; color: var(--bad); margin: 10px 0 6px; }
.login-foot { margin-top: 18px; font-size: 12px; color: var(--ink-muted); }
.login-card code {
  display: inline-block; background: var(--bg-app); border: 1px solid var(--border);
  padding: 3px 10px; border-radius: 7px; font-size: 12px; margin: 6px 0; word-break: break-all;
}
.shake { animation: shake .4s; }
@keyframes shake {
  0%, 100% { transform: none; }
  25% { transform: translateX(-7px); }
  75% { transform: translateX(7px); }
}