:root {
  --fg: #1a1a1a;
  --muted: #555;
  --bg: #fff;
  --accent: #2c5e2e;
  --accent-hover: #234a25;
  --border: #e5e5e5;
  --error: #b00020;
  --max-width: 720px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

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

header {
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 1.5rem;
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo { display: flex; align-items: center; gap: 0.6rem; }
.logo img { height: 36px; width: auto; }
.logo-text { font-weight: 600; font-size: 1.05rem; color: var(--fg); }

.nav-links { display: flex; gap: 1.5rem; }
.nav-links a { color: var(--fg); font-weight: 500; }

main {
  flex: 1;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.hero { text-align: center; padding: 2rem 0 3rem; }
.hero h1 { font-size: 2rem; margin: 0 0 0.5rem; line-height: 1.25; }
.hero p { color: var(--muted); font-size: 1.1rem; margin: 0; }

.contact-block {
  margin-top: 2.5rem;
  padding: 1.5rem;
  background: #f7f7f5;
  border-radius: 8px;
  text-align: center;
}
.contact-block .label { color: var(--muted); font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.4rem; }
.contact-block .value { font-size: 1.1rem; font-weight: 500; }
.contact-block .value + .label { margin-top: 1.25rem; }

h1, h2, h3 { line-height: 1.3; }
h1 { font-size: 1.75rem; }
h2 { font-size: 1.25rem; margin-top: 2rem; }
p { margin: 0.75rem 0; }
.lede { color: var(--muted); }

.legal main { max-width: 760px; }
.legal h1 { margin-bottom: 1.5rem; }
.legal h2 { font-size: 1.05rem; font-weight: 600; margin-top: 1.75rem; }

form { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.5rem; }
.field { display: flex; flex-direction: column; gap: 0.35rem; }
.field-row { display: flex; gap: 1rem; }
.field-row .field { flex: 1; }
label { font-weight: 500; font-size: 0.95rem; }
label .req { color: var(--error); }
input, select, textarea {
  font: inherit;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  color: var(--fg);
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
  border-color: var(--accent);
}
textarea { min-height: 120px; resize: vertical; }
.helper { color: var(--muted); font-size: 0.85rem; }

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
}
.btn:hover { background: var(--accent-hover); text-decoration: none; }
.btn-secondary { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.btn-secondary:hover { background: var(--accent); color: #fff; }

.notice {
  padding: 0.75rem 1rem;
  background: #fff8e1;
  border: 1px solid #f5d97a;
  border-radius: 6px;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.amount-display {
  padding: 1rem;
  background: #f7f7f5;
  border-radius: 6px;
  text-align: right;
  font-size: 1.1rem;
}
.amount-display strong { font-size: 1.25rem; }

footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}
footer .copyright { margin-bottom: 0.5rem; }
footer .links a { color: var(--muted); }
footer .links a + a::before { content: " | "; margin: 0 0.4rem; color: var(--border); }

@media (max-width: 600px) {
  .field-row { flex-direction: column; }
  .hero h1 { font-size: 1.5rem; }
  main { padding: 2rem 1.25rem; }
}