:root {
  --bg: #f4f7fb;
  --card: #ffffff;
  --text: #172033;
  --muted: #667085;
  --line: #d9e2ef;
  --primary: #1455d9;
  --primary-dark: #0d3ea6;
  --soft-primary: #eaf1ff;
  --success: #147a3f;
  --warning: #9a6700;
  --danger: #b42318;
  --info-bg: #eef6ff;
  --warning-bg: #fffaeb;
  --shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
  --radius: 18px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}

.home-header {
  background: linear-gradient(135deg, #0b2f7d, #1455d9);
  color: #ffffff;
  padding: 42px 18px 70px;
}

.home-header__content {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.home-header h1 {
  margin: 12px 0 8px;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.05;
}

.home-header p {
  margin: 0;
  color: rgba(255, 255, 255, 0.84);
  max-width: 760px;
}

.home-container {
  width: min(1180px, 100%);
  margin: -38px auto 54px;
  padding: 0 18px;
}

.app-badge,
.module-card__tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 800;
  font-size: 0.82rem;
}

.app-badge {
  background: rgba(255, 255, 255, 0.16);
  color: #ffffff;
}

.module-card__tag {
  background: var(--soft-primary);
  color: var(--primary);
}

.notice,
.card,
.module-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.notice {
  padding: 16px 18px;
  margin-bottom: 18px;
}

.notice--info {
  background: var(--info-bg);
  border-color: #b9dbff;
}

.card {
  padding: 24px;
  margin-top: 18px;
}

.section-kicker {
  margin: 0 0 6px;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card h2,
.module-card h2 {
  margin: 10px 0 8px;
}

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

.module-card {
  padding: 22px;
  display: flex;
  flex-direction: column;
  min-height: 250px;
}

.module-card p {
  color: var(--muted);
  margin: 0 0 18px;
  flex: 1;
}

.module-card--warning {
  border-color: #fedf89;
  background: linear-gradient(180deg, #ffffff, var(--warning-bg));
}

.btn {
  border: 0;
  border-radius: 12px;
  padding: 12px 16px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  text-decoration: none;
}

.btn--primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 10px 22px rgba(20, 85, 217, 0.22);
}

.btn--primary:hover { background: var(--primary-dark); }
.btn--secondary { background: var(--soft-primary); color: var(--primary); }
.btn--ghost { background: #ffffff; color: var(--text); border: 1px solid var(--line); }

.route-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

code {
  display: block;
  background: #eef2f7;
  border-radius: 12px;
  padding: 12px 14px;
  overflow-wrap: anywhere;
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.security-item {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  background: #fbfdff;
}

.security-item h3 {
  margin: 0 0 8px;
}

.security-item p,
.security-item li {
  color: var(--muted);
}

.security-item ul {
  margin: 8px 0 0;
  padding-left: 20px;
}

.security-item--danger {
  border-color: #fecdca;
  background: #fff5f5;
}

.security-item--warning {
  border-color: #fedf89;
  background: var(--warning-bg);
}

@media (max-width: 980px) {
  .module-grid,
  .security-grid {
    grid-template-columns: 1fr;
  }

  .btn {
    width: 100%;
  }
}