:root {
  --ink: #1a2233;
  --muted: #5b6472;
  --line: #e3e7ee;
  --bg: #f7f8fa;
  --card: #ffffff;
  --brand: #2450c4;
  --brand-ink: #ffffff;
  --good: #1c7a4d;
  --warn: #b7791f;
  --bad: #c0362c;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

header {
  background: var(--ink);
  color: #fff;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

header .brand { font-weight: 700; font-size: 1.1rem; letter-spacing: 0.02em; }
header .tag { color: #aab3c5; font-size: 0.8rem; margin-left: 0.5rem; }

nav { display: flex; gap: 0.5rem; align-items: center; }
nav button {
  background: transparent;
  border: 1px solid #3a4359;
  color: #fff;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.85rem;
}
nav button.active { background: var(--brand); border-color: var(--brand); }
nav button:disabled { opacity: 0.4; cursor: not-allowed; }

main { max-width: 900px; margin: 2rem auto; padding: 0 1.5rem 3rem; }

.banner {
  background: #fff7e6;
  border: 1px solid #f0c36d;
  color: #6b4c02;
  padding: 0.6rem 1rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.25rem;
}

.card h2 { margin-top: 0; font-size: 1.05rem; }
.card h3 { font-size: 0.95rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.03em; }

label { display: block; font-size: 0.85rem; color: var(--muted); margin: 0.6rem 0 0.2rem; }
input, select, textarea {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 0.9rem;
}

button.primary {
  margin-top: 1rem;
  background: var(--brand);
  color: var(--brand-ink);
  border: none;
  padding: 0.55rem 1.1rem;
  border-radius: 6px;
  font-size: 0.9rem;
  cursor: pointer;
}
button.link {
  background: none;
  border: none;
  color: var(--brand);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 0;
}

table { width: 100%; border-collapse: collapse; margin-top: 0.5rem; }
th, td { text-align: left; padding: 0.5rem 0.4rem; border-bottom: 1px solid var(--line); font-size: 0.88rem; }
th { color: var(--muted); font-weight: 600; font-size: 0.78rem; text-transform: uppercase; }

.risk-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #fff;
}
.risk-low { background: var(--good); }
.risk-medium { background: var(--warn); }
.risk-high { background: var(--bad); }

.stub-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.72rem;
  background: var(--line);
  color: var(--muted);
}

.error { color: var(--bad); font-size: 0.85rem; margin-top: 0.5rem; }
.empty { color: var(--muted); font-size: 0.88rem; font-style: italic; }
.hidden { display: none !important; }