:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --text: #111827;
  --muted: #374151;
  --line: #e5e7eb;
  --accent: #1d4ed8;
  --accent-hover: #1e40af;
  --radius: 14px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 8% 10%, #eef2ff 0%, transparent 30%),
    radial-gradient(circle at 92% 85%, #eff6ff 0%, transparent 26%),
    var(--bg);
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration: none;
}

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

.site-shell {
  width: min(920px, 92vw);
  margin: 0 auto;
  padding: 3.5rem 0 4.5rem;
}

.hero-card,
.form-wrap,
.not-found-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.07);
}

.hero {
  margin-bottom: 1.25rem;
}

.hero-card {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  text-align: center;
}

.eyebrow {
  margin: 0 0 0.5rem;
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 800;
}

h1, h2 {
  margin: 0 0 0.8rem;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--text);
}

h1 {
  font-size: clamp(1.9rem, 4.8vw, 2.8rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.3rem, 3.2vw, 1.7rem);
  font-weight: 800;
}

.lead {
  margin: 0;
  max-width: 58ch;
  color: #1f2937;
  font-size: clamp(1.05rem, 2.2vw, 1.2rem);
  font-weight: 600;
  margin-inline: auto;
}

.lead-link {
  margin: 0.8rem 0 0;
  font-weight: 700;
}

.contact {
  margin-top: 1.4rem;
}

.section-head {
  margin-bottom: 1rem;
  text-align: center;
}

.section-head p {
  margin: 0;
  color: var(--muted);
  font-weight: 600;
}

.form-wrap {
  padding: clamp(1.1rem, 2.6vw, 1.6rem);
  max-width: 520px;
  margin: 0 auto;
}

form {
  display: grid;
  gap: 0.62rem;
  text-align: center;
}

label {
  font-size: 0.92rem;
  font-weight: 800;
  color: #0f172a;
  display: block;
  text-align: center;
}

input,
textarea {
  width: 100%;
  border: 1.5px solid #bfdbfe;
  border-radius: 10px;
  padding: 0.72rem 0.8rem;
  font: inherit;
  color: #0f172a;
  background: #fff;
  font-weight: 600;
}

input:focus,
textarea:focus {
  outline: 2px solid rgba(37, 99, 235, 0.18);
  border-color: var(--accent);
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: fit-content;
  min-width: 160px;
  margin-top: 0.45rem;
  border: 2px solid #1d4ed8;
  border-radius: 999px;
  background: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
  color: #fff;
  font-weight: 800;
  padding: 0.72rem 1.25rem;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(29, 78, 216, 0.25);
}

.btn:hover {
  background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
  border-color: #1e40af;
  color: #fff;
  box-shadow: 0 6px 20px rgba(29, 78, 216, 0.35);
  transform: translateY(-2px);
}

.form-status {
  margin: 0.25rem 0 0;
  min-height: 1.25rem;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.92rem;
}

.form-status.success {
  color: #0f766e;
}

.form-status.error {
  color: #b91c1c;
}

.not-found-shell {
  min-height: 85vh;
  display: grid;
  place-items: center;
}

.not-found-card {
  text-align: center;
  max-width: 640px;
  padding: clamp(1.4rem, 4vw, 2.4rem);
}

.not-found-card p {
  margin: 0 0 1.1rem;
  color: var(--muted);
  font-weight: 600;
}

.card-divider {
  border: none;
  border-top: 1px solid var(--line);
  margin: 1.2rem 0;
}

.footer-statement {
  margin: 0;
  color: #374151;
  font-size: 0.9rem;
  line-height: 1.5;
  font-weight: 600;
  text-align: center;
}

.footer-statement a {
  font-weight: 800;
  color: #1d4ed8;
}

@media (max-width: 640px) {
  .site-shell {
    padding-top: 2rem;
  }

  .btn {
    width: 100%;
  }
}