:root {
  --ink: #102033;
  --muted: #5a6b7d;
  --accent: #1a6f9b;
  --surface: #f7fafc;
  --line: #c9d5e2;
  --bg: #e8eef4;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(158, 196, 216, 0.45), transparent),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(26, 111, 155, 0.15), transparent),
    linear-gradient(180deg, #d9e5ef 0%, var(--bg) 40%, #f0f4f8 100%);
}

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

.wrap {
  width: min(920px, calc(100% - 2rem));
  margin: 0 auto;
}

.header,
.footer {
  background: color-mix(in srgb, var(--surface) 92%, white);
  border-bottom: 1px solid var(--line);
}

.footer {
  border-bottom: 0;
  border-top: 1px solid var(--line);
  margin-top: 2rem;
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.brand img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.brand strong {
  display: block;
  font-size: 1.15rem;
}

.brand span {
  color: var(--muted);
  font-size: 0.8rem;
}

.nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.95rem;
}

.nav a {
  text-decoration: none;
  color: var(--ink);
}

.nav a:hover {
  color: var(--accent);
}

main {
  padding: 1.5rem 0 2rem;
}

.hero,
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.25rem 1.35rem;
  box-shadow: 0 1px 2px rgba(16, 32, 51, 0.04);
}

.hero {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.hero img {
  width: 88px;
  height: 88px;
  object-fit: contain;
}

.hero h1 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.02em;
}

.hero p,
.lead,
.muted,
.footer-inner {
  color: var(--muted);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.btn {
  display: inline-block;
  border: 0;
  border-radius: 8px;
  padding: 0.7rem 1.1rem;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.btn:hover {
  opacity: 0.92;
}

.btn.secondary {
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
}

.grid-2 {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 760px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.card h2 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
}

.card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.card li + li {
  margin-top: 0.4rem;
}

form .section {
  margin-top: 1rem;
}

.section h2 {
  margin: 0 0 0.85rem;
  font-size: 1.2rem;
}

label.field {
  display: block;
  margin-bottom: 0.85rem;
}

label.field span {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.9rem;
  font-weight: 600;
}

label.field .hint {
  font-weight: 400;
  color: var(--muted);
  font-size: 0.78rem;
}

.sign-options {
  display: grid;
  gap: 0.55rem;
}

.govbr-box {
  margin-top: 0.85rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.govbr-box ol {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.govbr-box li + li {
  margin-top: 0.35rem;
}

.lookup-status.ok {
  color: #165c36;
}

.lookup-status.error {
  color: #8a1f1f;
}

input.looking-up {
  opacity: 0.75;
}

input[type="text"],
input[type="email"],
input[type="tel"],
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
  font: inherit;
  background: #fff;
}

input:focus,
textarea:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 35%, white);
  border-color: var(--accent);
}

.check-grid {
  display: grid;
  gap: 0.55rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .check-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.check-item {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  background: #fff;
  font-size: 0.92rem;
}

.check-item input {
  margin-top: 0.15rem;
}

.version-input {
  margin-top: 0.45rem;
  display: none;
}

.check-item:has(input[type="checkbox"]:checked) .version-input {
  display: block;
}

#signature-pad {
  width: 100%;
  height: 140px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  touch-action: none;
  cursor: crosshair;
}

.alert {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: 8px;
  display: none;
}

.alert.show {
  display: block;
}

.alert.error {
  background: #fdecec;
  border: 1px solid #f2c2c2;
  color: #8a1f1f;
}

.alert.ok {
  background: #e8f7ef;
  border: 1px solid #b7e0c5;
  color: #165c36;
}

.terms article h2 {
  font-size: 1.05rem;
  margin: 1.2rem 0 0.35rem;
}

.terms article p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.95rem;
}