:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --text: #162032;
  --muted: #667085;
  --line: #e5e7eb;
  --primary: #2457ff;
  --primary-soft: #e8eeff;
  --danger: #c62828;
  --warning: #b35b00;
  --success: #0f8a5f;
  --shadow: 0 12px 32px rgba(19, 33, 68, 0.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.55;
}

.container { width: min(1120px, calc(100% - 24px)); margin: 0 auto; }
.page-body { padding: 18px 0 40px; }
.disclaimer-bar {
  background: #fff2cc;
  color: #5c4600;
  border-bottom: 1px solid #ead28d;
  padding: 12px 14px;
  font-size: 14px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
}
.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.2px;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.inline-form { display: inline-flex; gap: 8px; align-items: center; margin: 0; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 18px;
  margin-bottom: 16px;
}
.narrow { width: min(560px, 100%); margin-inline: auto; }
.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
}
.hero-copy h1, .dashboard-top h1 { margin: 0 0 12px; font-size: clamp(28px, 4vw, 42px); line-height: 1.15; }
.lead { color: var(--muted); font-size: 17px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 12px; }
.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 8px;
}
.mini-card {
  background: #fbfcff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 12px;
}
.mini-card p { margin: 6px 0 0; color: var(--muted); }
.grid-3, .pricing-grid, .status-grid, .tool-grid {
  display: grid;
  gap: 16px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.pricing-grid { grid-template-columns: repeat(3, 1fr); }
.tool-grid { grid-template-columns: 1fr 1fr; }
.status-grid { grid-template-columns: repeat(3, 1fr); min-width: 320px; }
.status-box {
  background: #f8faff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
}
.status-box span { display: block; color: var(--muted); font-size: 13px; }
.status-box strong { font-size: 20px; margin-top: 6px; display: block; }
.dashboard-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.stack-form { display: grid; gap: 12px; }
label span { display: block; font-size: 14px; font-weight: 700; margin-bottom: 6px; }
input, select, textarea, button {
  font: inherit;
}
input[type="text"], input[type="email"], input[type="password"], select, textarea, input[type="number"] {
  width: 100%;
  border-radius: 12px;
  border: 1px solid #d7dce5;
  padding: 12px 14px;
  background: #fff;
  color: var(--text);
}
textarea { resize: vertical; }
.small-input { width: 92px; }
.btn {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 10px 16px;
  cursor: pointer;
  text-decoration: none;
  font-weight: 700;
}
.btn-primary { background: var(--primary); color: white; }
.btn-light { background: white; border-color: var(--line); color: var(--text); }
.btn:hover { opacity: 0.95; }
.helper-text { color: var(--muted); font-size: 14px; }

.flash-wrap { display: grid; gap: 10px; margin-bottom: 14px; }
.flash {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: white;
}
.flash-success { border-color: #b7ebd3; background: #f0fff7; }
.flash-error { border-color: #f2c1c1; background: #fff5f5; }
.flash-info { border-color: #cde0ff; background: #f6f9ff; }

.result-box {
  margin-top: 14px;
  border: 1px dashed #c7cfdd;
  border-radius: 14px;
  padding: 14px;
  min-height: 88px;
  background: #fbfcff;
}
.result-box.empty { color: var(--muted); }
.result-section + .result-section { margin-top: 16px; }
.result-section h3 { margin-top: 0; }
.issue-card {
  border: 1px solid var(--line);
  border-left: 5px solid #f59e0b;
  border-radius: 14px;
  padding: 14px;
  background: white;
  margin-bottom: 12px;
}
.issue-card.high { border-left-color: #dc2626; }
.issue-card.medium { border-left-color: #f59e0b; }
.issue-card.low { border-left-color: #16a34a; }
.issue-quote {
  display: inline-block;
  background: #f3f4f6;
  border-radius: 10px;
  padding: 4px 8px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 13px;
  margin-bottom: 8px;
}
.pre-box {
  white-space: pre-wrap;
  word-break: break-word;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
}
.note-list { margin: 0; padding-left: 18px; }
.table-wrap { overflow: auto; }
.data-table { width: 100%; border-collapse: collapse; min-width: 860px; }
.data-table th, .data-table td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }

.muted { color: var(--muted); }
.kpi-high { color: #b42318; }
.kpi-medium { color: var(--warning); }
.kpi-low { color: var(--success); }

@media (max-width: 900px) {
  .hero, .tool-grid, .grid-3, .pricing-grid, .dashboard-top { grid-template-columns: 1fr; display: grid; }
  .status-grid { grid-template-columns: 1fr; }
  .header-inner { align-items: flex-start; }
}

.admin-nav {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}