:root {
  --ink: #1c2430;
  --muted: #5c6878;
  --paper: #f3f0ea;
  --panel: #ffffff;
  --line: #d5d0c6;
  --accent: #0f4c5c;
  --accent-hover: #0b3a46;
  --error: #8b2e2e;
  --shadow: 0 18px 40px rgba(28, 36, 48, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "DM Sans", system-ui, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(15, 76, 92, 0.12), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(28, 36, 48, 0.06), transparent 50%),
    var(--paper);
}

.page {
  width: min(640px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 3.5rem 0 4rem;
}

.brand { margin-bottom: 2rem; }

.eyebrow {
  margin: 0 0 0.6rem;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

h1 {
  margin: 0 0 0.75rem;
  font-family: "Source Serif 4", Georgia, serif;
  font-weight: 650;
  font-size: clamp(2rem, 5vw, 2.6rem);
  line-height: 1.15;
}

.lede {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.5;
  max-width: 36rem;
}

.error {
  background: #f8e8e8;
  color: var(--error);
  border: 1px solid #e5c4c4;
  padding: 0.85rem 1rem;
  border-radius: 8px;
  margin: 0 0 1.25rem;
}

.form {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
  display: grid;
  gap: 1.5rem;
}

fieldset {
  border: 0;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

legend {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

legend span {
  font-weight: 400;
  color: var(--muted);
  font-size: 0.9rem;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.9rem;
  font-weight: 500;
}

input, textarea {
  width: 100%;
  font: inherit;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.7rem 0.8rem;
  background: #fbfaf8;
}

input:focus, textarea:focus {
  outline: 2px solid rgba(15, 76, 92, 0.25);
  border-color: var(--accent);
  background: #fff;
}

textarea { resize: vertical; min-height: 4.5rem; }

button {
  justify-self: start;
  font: inherit;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  border: 0;
  border-radius: 999px;
  padding: 0.85rem 1.4rem;
  cursor: pointer;
}

button:hover { background: var(--accent-hover); }

@media (max-width: 560px) {
  .row { grid-template-columns: 1fr; }
  .page { padding-top: 2rem; }
}