:root {
  --navy: #071d35;
  --blue: #0e4e86;
  --ice: #eef5fa;
  --ink: #172b3d;
  --muted: #5d7080;
  --line: #d5e0e8;
  --orange: #ef7d32;
}

* { box-sizing: border-box; }
html { font-size: 16px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--ice);
  font-family: "Segoe UI", Arial, sans-serif;
}

.whistleblower-shell { min-height: 100vh; padding-bottom: 4rem; }
.hero {
  padding: 3.5rem 1.25rem 6rem;
  color: white;
  background: linear-gradient(135deg, rgba(7,29,53,.96), rgba(14,78,134,.9)),
    radial-gradient(circle at 85% 0, #ef7d32, transparent 34rem);
  text-align: center;
}
.brand-logo { display: block; width: min(8rem, 35vw); height: auto; max-height: 8rem; margin: 0 auto 1.25rem; object-fit: contain; }
.eyebrow { margin: 0 0 .5rem; color: var(--orange); font-size: .8rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
h1 { margin: 0 0 1rem; font-size: clamp(2.2rem, 6vw, 4rem); letter-spacing: -.03em; }
.intro { max-width: 38rem; margin: auto; color: #e8f2fa; font-size: 1.1rem; }
.form-card {
  width: min(100% - 2rem, 48rem); margin: -3rem auto 0; padding: clamp(1.25rem, 4vw, 3rem);
  position: relative; background: white; border-radius: .35rem; box-shadow: 0 1rem 3rem rgba(7,29,53,.14);
}
.privacy-note { display: flex; gap: .75rem; margin-bottom: 2rem; padding: 1rem; border-left: 4px solid var(--orange); background: #fff7f1; }
.privacy-note span { color: var(--muted); }
fieldset { padding: 0; border: 0; }
fieldset + fieldset { margin-top: 2.25rem; }
legend { margin-bottom: .25rem; color: var(--navy); font-size: 1.25rem; font-weight: 700; }
.optional, .hint { color: var(--muted); font-size: .9rem; font-weight: 400; }
.hint { margin: 0 0 1rem; }
.reason-list { display: grid; gap: .75rem; }
.check-row { display: flex; gap: .75rem; align-items: flex-start; padding: .9rem 1rem; border: 1px solid var(--line); border-radius: .25rem; cursor: pointer; }
.check-row:hover { border-color: var(--blue); background: #f7fbfe; }
.check-row input { width: 1.2rem; height: 1.2rem; margin-top: .1rem; accent-color: var(--blue); flex: 0 0 auto; }
label:not(.check-row) { display: block; margin: 1rem 0 .35rem; font-weight: 600; }
input:not([type="checkbox"]), textarea { width: 100%; padding: .75rem .85rem; border: 1px solid var(--line); border-radius: .25rem; color: var(--ink); font: inherit; }
input:focus, textarea:focus { outline: 3px solid rgba(14,78,134,.18); border-color: var(--blue); }
textarea { resize: vertical; }
.two-column { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
button { width: 100%; margin-top: 2rem; padding: .9rem 1rem; border: 0; border-radius: .25rem; color: white; background: var(--blue); font: inherit; font-weight: 700; cursor: pointer; }
button:hover { background: var(--navy); }
.validation-summary, .field-error { color: #a32929; font-size: .9rem; }
.validation-summary:empty { display: none; }
.confirmation { margin-top: 5rem; text-align: center; }
.success-icon { display: grid; place-items: center; width: 4rem; height: 4rem; margin: 0 auto 1.5rem; border-radius: 50%; color: white; background: #23845b; font-size: 2rem; }

@media (max-width: 600px) {
  .hero { padding-top: 2.5rem; padding-bottom: 5rem; }
  .two-column { grid-template-columns: 1fr; gap: 0; }
  .privacy-note { display: block; }
}