:root {
  color-scheme: light;
  --ink: #17202a;
  --muted: #687386;
  --line: #d9e1ec;
  --paper: #fffdf8;
  --surface: #ffffff;
  --accent: #1547bf;
  --accent-soft: #eaf0ff;
  --success: #247a50;
  --danger: #a53a35;
  --shadow: 0 20px 70px rgba(28, 36, 50, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  margin: 0;
  line-height: 1.58;
}

a {
  color: var(--accent);
}

.page {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0 28px;
}

.brand {
  color: var(--ink);
  font-weight: 750;
  letter-spacing: 0;
  text-decoration: none;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
}

.nav a {
  color: var(--muted);
  font-size: 0.95rem;
  text-decoration: none;
}

.hero,
.document,
.support-panel {
  background: var(--surface);
  border: 1px solid rgba(217, 225, 236, 0.9);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.hero {
  padding: clamp(28px, 5vw, 54px);
  margin-bottom: 18px;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.83rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  margin: 0 0 10px;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(2rem, 5vw, 4.25rem);
  letter-spacing: 0;
  line-height: 1.04;
  margin: 0;
}

.lead {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 720px;
}

.document {
  padding: clamp(24px, 4vw, 42px);
}

.document h2 {
  border-top: 1px solid var(--line);
  font-size: 1.16rem;
  letter-spacing: 0;
  margin: 30px 0 8px;
  padding-top: 24px;
}

.document h2:first-child {
  border-top: 0;
  margin-top: 0;
  padding-top: 0;
}

.document p,
.document li {
  color: #293548;
}

.document ul {
  padding-left: 1.2rem;
}

.notice {
  background: var(--accent-soft);
  border: 1px solid #cbd8ff;
  border-radius: 8px;
  color: #26365b;
  padding: 14px 16px;
}

.support-panel {
  padding: clamp(22px, 4vw, 36px);
}

.field {
  margin: 18px 0;
}

label,
legend {
  color: var(--ink);
  display: block;
  font-weight: 700;
  margin-bottom: 7px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  font: inherit;
  padding: 12px 13px;
}

textarea {
  min-height: 170px;
  resize: vertical;
}

fieldset {
  border: 1px solid var(--line);
  border-radius: 8px;
  margin: 22px 0;
  padding: 16px;
}

.hint {
  color: var(--muted);
  font-size: 0.93rem;
  margin: 6px 0 0;
}

.actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

button {
  background: var(--accent);
  border: 0;
  border-radius: 8px;
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 750;
  min-height: 48px;
  padding: 12px 18px;
}

button:disabled {
  cursor: wait;
  opacity: 0.68;
}

.status {
  border-radius: 8px;
  display: none;
  font-weight: 650;
  padding: 12px 14px;
  width: 100%;
}

.status[data-kind="success"] {
  background: #eaf7f0;
  color: var(--success);
  display: block;
}

.status[data-kind="error"] {
  background: #fff0ef;
  color: var(--danger);
  display: block;
}

.footer {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 24px;
  text-align: center;
}

.hp {
  display: none;
}

@media (max-width: 640px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    justify-content: flex-start;
  }
}