:root {
  --bg: #f5f3ef;
  --ink: #1d1d1f;
  --muted: #4b5563;
  --card: #ffffff;
  --accent: #0f4c81;
  --accent-2: #f0a500;
  --danger: #a61b1b;
  --shadow: rgba(15, 23, 42, 0.12);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background: radial-gradient(circle at top, #fef6e4 0%, var(--bg) 45%, #eef2f7 100%);
  color: var(--ink);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 24px;
  border-radius: 16px;
  background: linear-gradient(135deg, #0f4c81 0%, #2a6f97 50%, #f0a500 100%);
  color: #fff;
  box-shadow: 0 10px 20px var(--shadow);
}

.hero h1 { margin: 0; font-size: 28px; }
.hero p { margin: 4px 0 0; opacity: 0.9; }

.nav {
  display: flex;
  gap: 12px;
  margin: 24px 0;
  flex-wrap: wrap;
}
.nav a {
  text-decoration: none;
  padding: 10px 16px;
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  box-shadow: 0 4px 10px var(--shadow);
  font-weight: 600;
}
.nav a.active {
  background: var(--accent);
  color: #fff;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.card {
  background: var(--card);
  padding: 16px;
  border-radius: 14px;
  box-shadow: 0 6px 18px var(--shadow);
}

.card h3 { margin: 0 0 6px; }
.stat {
  font-size: 28px;
  font-weight: 700;
}

.notice {
  border: 1px solid #f5c2c7;
  background: #fff5f5;
  color: #842029;
  padding: 12px 16px;
  border-radius: 12px;
  margin-bottom: 16px;
}

.table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 8px;
}
.table th, .table td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid #e5e7eb;
}
.table th { color: var(--muted); font-size: 13px; }

.muted {
  color: var(--muted);
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  background: #eef2ff;
  color: #1e3a8a;
  font-size: 12px;
  font-weight: 600;
}

.card label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
}

.card input,
.card select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid #d1d5db;
  font-size: 14px;
}

.card button {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 10px 16px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
}

.card button:hover {
  background: #0c3f6a;
}

.footer {
  margin-top: 40px;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 720px) {
  .hero { flex-direction: column; align-items: flex-start; }
}