:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --panel: #ffffff;
  --ink: #17202a;
  --muted: #5e6978;
  --line: #d8dde6;
  --accent: #126b5d;
  --accent-dark: #0d5248;
  --focus: #cc7a29;
  --danger: #a33a31;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(18, 107, 93, 0.08), transparent 260px),
    var(--bg);
}

.shell {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 32px;
  box-shadow: 0 20px 55px rgba(23, 32, 42, 0.08);
}

.heading {
  margin-bottom: 28px;
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--accent);
}

h1 {
  margin: 0;
  font-size: 34px;
  line-height: 1.15;
}

.lede {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.5;
}

.form {
  display: grid;
  gap: 18px;
}

label {
  display: grid;
  gap: 8px;
  font-size: 14px;
  font-weight: 650;
}

input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 12px;
  font: inherit;
  color: var(--ink);
  background: #fff;
}

input:focus {
  border-color: var(--focus);
  outline: 3px solid rgba(204, 122, 41, 0.16);
}

button {
  min-height: 48px;
  border: 0;
  border-radius: 6px;
  padding: 0 18px;
  font: inherit;
  font-weight: 750;
  color: #fff;
  background: var(--accent);
  cursor: pointer;
}

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

button:disabled {
  cursor: wait;
  opacity: 0.62;
}

.status {
  min-height: 44px;
  margin-top: 20px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--muted);
  background: #fafbfc;
}

.status.error {
  color: var(--danger);
  border-color: rgba(163, 58, 49, 0.35);
  background: rgba(163, 58, 49, 0.06);
}

.notes {
  margin-top: 18px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.notes summary {
  cursor: pointer;
  color: var(--ink);
  font-weight: 650;
}

@media (max-width: 640px) {
  .shell {
    width: min(100% - 24px, 760px);
    padding: 24px 0;
  }

  .panel {
    padding: 22px;
  }

  h1 {
    font-size: 28px;
  }
}