:root {
  --paper: #f4efe4;
  --paper-2: #ebe3d2;
  --ink: #1e2a24;
  --ink-soft: #4e5c54;
  --line: #d4cbb8;
  --green: #2f6b4f;
  --green-deep: #1f4a36;
  --gold: #c49a3c;
  --white: #fffdf8;
  --shadow: 0 18px 50px rgba(30, 42, 36, 0.12);
  --serif: "Fraunces", "Palatino Linotype", Palatino, "Times New Roman", serif;
  --sans: "Source Sans 3", "Segoe UI", sans-serif;
  --wrap: 1040px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(1000px 480px at 90% -10%, #fff8ea 0%, transparent 55%),
    var(--paper);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--green-deep); }
a:hover { color: var(--gold); }

.skip {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--ink);
  color: var(--paper);
  padding: 0.5rem 0.8rem;
  z-index: 20;
}
.skip:focus { top: 0.75rem; }

.wrap {
  width: min(var(--wrap), calc(100% - 2.4rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.header-inner { min-height: 4.2rem; }

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--ink);
  font-family: var(--serif);
  font-weight: 650;
  letter-spacing: -0.02em;
}
.mark {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background:
    linear-gradient(160deg, var(--gold) 0 42%, transparent 42%),
    var(--green);
  border: 1px solid color-mix(in srgb, var(--green-deep) 40%, var(--line));
}

.header-join {
  display: inline-flex;
  align-items: center;
  min-height: 2.4rem;
  padding: 0.35rem 0.95rem;
  border-radius: 999px;
  border: 1px solid var(--green);
  color: var(--green-deep);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}

.hero { padding: 3.4rem 0 2.6rem; }
.hero h1,
h2 {
  font-family: var(--serif);
  letter-spacing: -0.03em;
  line-height: 1.15;
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.7rem);
  font-weight: 650;
  margin: 0 0 1rem;
  max-width: 18ch;
}
h2 {
  font-size: clamp(1.7rem, 3.2vw, 2.5rem);
  margin: 0 0 0.9rem;
}
h3 { margin: 0 0 0.4rem; font-size: 1.15rem; font-family: var(--serif); }

.eyebrow {
  margin: 0 0 0.55rem;
  color: var(--green);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
}

.lead, .section-lead {
  font-size: 1.22rem;
  color: var(--ink-soft);
  max-width: 40rem;
}
.lead-sub { color: var(--ink-soft); max-width: 38rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.btn-primary {
  background: var(--green);
  color: #fff;
  margin-top: 0.6rem;
}
.btn-primary:hover { background: var(--green-deep); color: #fff; }
.btn:disabled { opacity: 0.6; cursor: wait; }

.how, .now, .join { padding: 3.6rem 0; }
.how { border-top: 1px solid var(--line); }

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 1.6rem 0 1.2rem;
}
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.2rem 1.15rem 1.3rem;
}
.note { color: var(--ink-soft); max-width: 42rem; }

.now-card,
.join-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  padding: clamp(1.4rem, 4vw, 2.6rem);
  box-shadow: var(--shadow);
}
.now-card ul { padding-left: 1.2rem; }
.now { padding-top: 0; }

fieldset {
  border: 1px solid var(--line);
  border-radius: 1rem;
  margin: 0 0 1rem;
  padding: 0.9rem 1rem 1rem;
}
legend { font-weight: 600; padding: 0 0.35rem; }
.choice {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  margin: 0.45rem 0;
  font-weight: 400;
}

.fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
  margin: 0 0 0.9rem;
}
label span {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
  font-size: 0.92rem;
}
label em { font-weight: 400; color: var(--ink-soft); font-style: normal; }
input[type="text"],
input[type="email"],
input[type="date"],
textarea,
input[type="file"] {
  width: 100%;
  min-height: 2.8rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  padding: 0.5rem 0.8rem;
  background: var(--paper);
  color: var(--ink);
  font: inherit;
}
textarea { min-height: 6.5rem; resize: vertical; }
input:focus, textarea:focus {
  outline: 2px solid var(--green);
  outline-offset: 1px;
}
.file-field, .message-field, .attest { display: block; margin: 0.9rem 0; }
.attest {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  font-size: 0.95rem;
}
.attest input { margin-top: 0.35rem; }

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-note, .form-status { color: var(--ink-soft); font-size: 0.95rem; }
.form-status.is-ok { color: var(--green-deep); font-weight: 600; }
.form-status.is-err { color: #8d4328; font-weight: 600; }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.4rem 0 2rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.legal { padding: 4rem 0 5rem; }
.legal p { max-width: 42rem; }

@media (max-width: 860px) {
  .cards, .fields { grid-template-columns: 1fr; }
  .hero { padding-top: 1.8rem; }
  .hero h1 { max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}