:root {
  --ink: #1f2937;
  --muted: #6b7280;
  --line: rgba(31, 41, 55, 0.12);
  --accent: #0f766e;
  --accent-2: #f97316;
  --accent-3: #2563eb;
  --warning: #b45309;
  --panel: rgba(255, 252, 246, 0.9);
  --shadow: 0 24px 60px rgba(78, 52, 20, 0.12);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(249, 115, 22, 0.18), transparent 26%),
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.2), transparent 30%),
    linear-gradient(180deg, #fbf6ef, #f2e8da 55%, #efe4d4);
}

.page-shell { width: min(1500px, calc(100% - 32px)); margin: 24px auto 48px; }
.hero, .panel {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.workspace-hero {
  display: grid;
  gap: 18px;
  margin-bottom: 20px;
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px;
  margin-bottom: 20px;
}

.compact-hero {
  margin-bottom: 0;
  min-height: 100%;
}

.eyebrow {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-size: 12px;
}

h1, h2, h3, p { margin-top: 0; }
.hero-copy, .panel-head p, .product-select span, .history-item p, .meta-card span, .helper-text { color: var(--muted); }
.hero-actions { display: flex; flex-direction: column; align-items: flex-end; gap: 12px; }
.account-bar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.hidden { display: none !important; }

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.summary-grid-tight {
  margin-bottom: 0;
}

.metric-card {
  background: rgba(255, 255, 255, 0.62);
  border-radius: 24px;
  padding: 22px 24px;
  min-height: 132px;
  display: grid;
  align-content: space-between;
}

.metric-card span {
  color: var(--muted);
  display: block;
  margin-bottom: 8px;
}

.metric-card strong {
  font-size: 32px;
}

.metric-panel { padding: 18px 22px; }
.metric-panel span { color: var(--muted); display: block; margin-bottom: 8px; }
.metric-panel strong { font-size: 32px; }

.status-pill, .badge, .group-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 13px;
  background: rgba(15, 118, 110, 0.1);
  color: var(--accent);
}

.badge-warn { background: rgba(180, 83, 9, 0.12); color: var(--warning); }
.badge-ok { background: rgba(15, 118, 110, 0.12); }
.badge-error { background: rgba(185, 28, 28, 0.12); color: #b91c1c; }

.btn {
  border: 0;
  border-radius: 14px;
  padding: 12px 18px;
  cursor: pointer;
  font-weight: 700;
}

.btn-primary { background: linear-gradient(135deg, var(--accent), #14b8a6); color: white; }
.btn-accent { background: linear-gradient(135deg, var(--accent-2), #fb923c); color: white; }
.btn-secondary { background: linear-gradient(135deg, var(--accent-3), #60a5fa); color: white; }
.btn-ghost, .btn-small { background: rgba(31, 41, 55, 0.08); }
.btn-small { padding: 8px 12px; }
.btn-danger { background: rgba(185, 28, 28, 0.12); color: #b91c1c; }

.panel { padding: 22px; }
.add-panel { margin-bottom: 20px; }
.hero-form-area {
  display: grid;
  gap: 16px;
}

.hero-form-head {
  margin-bottom: 0;
}

.hero-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.sub-panel {
  background: rgba(255, 255, 255, 0.45);
  border-radius: 22px;
  padding: 18px;
  display: grid;
  gap: 12px;
}

label { display: grid; gap: 8px; font-size: 14px; }
input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.72);
  font: inherit;
}

.workspace-stack { display: grid; gap: 20px; }
.toolbar { display: flex; gap: 12px; margin-bottom: 14px; }
.batch-toolbar { display: flex; gap: 12px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.select-all-wrap { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); }
.toggle-wrap { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); padding: 0 4px; }
.toggle-wrap input { width: auto; margin: 0; }
.table-wrap { overflow-x: auto; }
.pagination-bar { display: flex; justify-content: flex-end; align-items: center; gap: 12px; margin-top: 16px; }
.pagination-info { color: var(--muted); font-size: 14px; }
table { width: 100%; border-collapse: collapse; }
th, td {
  border-bottom: 1px solid var(--line);
  padding: 14px 10px;
  text-align: left;
  vertical-align: top;
  white-space: nowrap;
}

tr.selected { background: rgba(15, 118, 110, 0.05); }
.linkish { background: transparent; padding: 0; text-align: left; }
.product-select { border: 0; cursor: pointer; display: grid; gap: 6px; }
.detail-panel { min-height: 0; }

.detail-meta {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.meta-card {
  background: rgba(255, 255, 255, 0.7);
  border-radius: 18px;
  padding: 14px;
  min-height: 110px;
  display: grid;
  align-content: space-between;
}
.meta-card strong { font-size: 22px; }
.group-sales { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.analysis-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(320px, 0.9fr);
  gap: 18px;
  align-items: start;
}
.chart-host {
  min-height: 360px;
  display: grid;
  align-content: start;
  gap: 12px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 22px;
  padding: 16px;
}
.chart-svg { width: 100%; height: auto; }
.chart-bg { fill: rgba(255, 255, 255, 0.58); }
.legend { display: flex; flex-wrap: wrap; gap: 12px; font-size: 13px; }
.legend span { display: inline-flex; align-items: center; gap: 8px; }
.legend i { width: 12px; height: 12px; border-radius: 999px; display: inline-block; }
.history-list {
  display: grid;
  gap: 10px;
  max-height: 520px;
  overflow-y: auto;
  padding-right: 4px;
}
.history-item, .empty-state { background: rgba(255, 255, 255, 0.62); border-radius: 18px; padding: 14px; }
.history-item { display: flex; justify-content: space-between; gap: 12px; }
.group-editor { display: flex; gap: 8px; align-items: center; }
.group-input { min-width: 120px; }
.row-actions { display: flex; gap: 8px; }
.user-list { display: grid; gap: 10px; }
.user-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.62);
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: min(520px, calc(100vw - 48px));
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  padding: 28px;
}

.login-form {
  display: grid;
  gap: 14px;
}

.login-form .btn {
  justify-self: start;
  min-width: 110px;
}

@media (max-width: 1180px) {
  .hero-form-grid, .form-grid, .detail-meta, .summary-grid, .hero, .analysis-grid {
    grid-template-columns: 1fr;
    flex-direction: column;
  }
  .hero-actions { align-items: flex-start; }
  .toolbar, .batch-toolbar { flex-direction: column; align-items: stretch; }
  .history-list { max-height: none; }
}