:root {
  --primary: #7c3aed;
  --primary-dark: #5b21b6;
  --secondary: #06b6d4;
  --text: #1f2937;
  --muted: #6b7280;
  --surface: #ffffff;
  --background: #f7f5fb;
  --border: #e5e7eb;
  --error: #b41340;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--background);
  line-height: 1.65;
}

header {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  padding: 40px 24px 32px;
  text-align: center;
}

header .brand {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.9;
}

header h1 {
  font-size: 28px;
  font-weight: 800;
  margin-top: 8px;
  letter-spacing: -0.5px;
}

header p {
  margin-top: 6px;
  font-size: 14px;
  opacity: 0.9;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  margin-bottom: 20px;
}

h2 {
  font-size: 19px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

h3 {
  font-size: 15px;
  font-weight: 700;
  margin: 16px 0 6px;
}

p, li { font-size: 15px; color: var(--text); }
p + p { margin-top: 10px; }

ul, ol { padding-left: 22px; margin: 8px 0; }
li { margin: 4px 0; }

a { color: var(--primary); font-weight: 600; }

.muted { color: var(--muted); font-size: 13px; }

.steps li { margin: 10px 0; }

.warning {
  background: rgba(180, 19, 64, 0.06);
  border: 1px solid rgba(180, 19, 64, 0.25);
  border-radius: 10px;
  padding: 14px 16px;
  color: var(--error);
  font-size: 14px;
  margin: 14px 0;
}

.btn {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  padding: 13px 24px;
  border-radius: 12px;
  text-decoration: none;
  margin-top: 8px;
}

.btn.secondary {
  background: #fff;
  color: var(--primary);
  border: 2px solid var(--primary);
}

footer {
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font-size: 13px;
}

footer a { color: var(--muted); }

table { width: 100%; border-collapse: collapse; margin: 10px 0; }
th, td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  vertical-align: top;
}
th { color: var(--primary-dark); white-space: nowrap; }