:root {
  --bg: #EDF1EF;
  --ink: #16211D;
  --muted: #5B6B63;
  --teal: #2F6F62;
  --gold: #C9A227;
  --line: #D3DDD8;
  --card: #FFFFFF;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.55;
}

.site-header {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 920px; margin: 0 auto; padding: 28px 24px 0;
}
.wordmark { font-weight: 600; letter-spacing: -0.01em; }

main { max-width: 920px; margin: 0 auto; padding: 0 24px; }

.hero { padding: 64px 0 56px; }
.hero h1 {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(2.6rem, 6vw, 4rem);
  font-weight: 600;
  line-height: 1.05;
  margin: 0 0 20px;
}
.lede { font-size: 1.15rem; color: var(--muted); max-width: 52ch; margin: 0 0 40px; }
.lede em { color: var(--teal); font-style: normal; font-weight: 500; }

.claim-box { max-width: 460px; }
.claim-input {
  display: flex; align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 4px 4px 4px 16px;
  gap: 4px;
}
.claim-input input {
  flex: 1; border: none; outline: none; font-size: 1rem; padding: 12px 0;
  font-family: inherit; background: transparent; color: var(--ink); min-width: 0;
}
.claim-suffix { color: var(--muted); font-size: 0.95rem; padding-right: 8px; white-space: nowrap; }

.availability { min-height: 1.4em; font-size: 0.88rem; margin: 10px 0 16px; }
.availability.ok { color: var(--teal); }
.availability.taken { color: #A5442C; }

.primary-btn {
  background: var(--ink); color: var(--bg); border: none; border-radius: 8px;
  padding: 12px 22px; font-size: 1rem; font-weight: 500; cursor: pointer; font-family: inherit;
}
.primary-btn:hover { background: var(--teal); }
.primary-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.text-btn { background: none; border: none; color: var(--teal); font: inherit; cursor: pointer; padding: 0; }
.text-btn:hover { color: var(--ink); }

.showcase { padding: 40px 0 100px; border-top: 1px solid var(--line); margin-top: 24px; }
.showcase h2 { font-family: "Source Serif 4", Georgia, serif; font-weight: 600; font-size: 1.4rem; margin: 40px 0 24px; }
.showcase-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.showcase-card {
  border-radius: 10px; padding: 28px; color: #EAF2FF;
}
.showcase-card p { margin: 10px 0 0; opacity: 0.85; font-size: 0.95rem; }
.showcase-label { font-weight: 600; font-size: 1.1rem; }
.showcase-card.blueprint { background: #12294D; }
.showcase-card.atelier { background: #6E4A6E; }

@media (max-width: 640px) {
  .showcase-grid { grid-template-columns: 1fr; }
}

/* --- Modal --- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(22, 33, 29, 0.45);
  display: flex; align-items: center; justify-content: center; padding: 20px; z-index: 10;
}
.modal {
  background: var(--card); border-radius: 12px; padding: 32px; width: 100%; max-width: 380px;
  position: relative;
}
.modal-close {
  position: absolute; top: 14px; right: 14px; background: none; border: none;
  font-size: 1.3rem; color: var(--muted); cursor: pointer; line-height: 1;
}
.modal h3 { font-family: "Source Serif 4", Georgia, serif; margin: 0 0 20px; font-size: 1.3rem; }
.modal form { display: flex; flex-direction: column; gap: 14px; }
.modal label { font-size: 0.85rem; color: var(--muted); display: flex; flex-direction: column; gap: 6px; }
.modal input {
  font-family: inherit; font-size: 1rem; padding: 10px 12px; border-radius: 6px;
  border: 1px solid var(--line); outline: none;
}
.modal input:focus { border-color: var(--teal); }
.modal .primary-btn { margin-top: 4px; }
.form-error { color: #A5442C; font-size: 0.85rem; margin: 0; min-height: 1.2em; }
.modal-switch { font-size: 0.85rem; color: var(--muted); margin: 18px 0 0; text-align: center; }