:root {
  --paper: #f4efe6;
  --paper-2: #fffaf3;
  --ink: #1d1915;
  --soft: #5e564c;
  --line: #e3d9cb;
  --pine: #1e3f34;
  --pine-2: #163028;
  --clay: #b5522e;
  --dead: #d8d1c6;
  --dead-ink: #8b8378;
  --shadow: 0 18px 40px rgba(40, 28, 16, 0.08);
  color: var(--ink);
  background: var(--paper);
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  font-size: 18px;
  line-height: 1.45;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(900px 420px at 10% -10%, #fff 0%, transparent 60%),
    linear-gradient(180deg, #f7f2ea 0%, var(--paper) 40%, #efe6d8 100%);
}

.top {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 22px 7vw 8px;
}

.mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-family: Georgia, "Iowan Old Style", Palatino, serif;
  font-size: 1.35rem;
  text-decoration: none;
  letter-spacing: -0.03em;
}

.mark-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--clay);
  box-shadow: 0 0 0 6px rgba(181, 82, 46, 0.15);
}

.search {
  margin-left: auto;
  display: flex;
  align-items: end;
  gap: 8px;
}

.search label,
.book label,
.lookup label {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--soft);
  margin-bottom: 6px;
}

.search label { white-space: nowrap; margin-bottom: 0; }

input {
  font: inherit;
  color: var(--ink);
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
  min-width: 0;
}

button,
.text-btn {
  font: inherit;
}

.btn,
.search button,
.text-btn {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  cursor: pointer;
}

.btn,
.search button {
  background: var(--pine);
  color: #f7f3ec;
}

.btn:hover,
.search button:hover { background: var(--pine-2); }

.btn.slim { padding: 10px 14px; }

.btn.dead {
  background: var(--dead);
  color: var(--dead-ink);
  cursor: not-allowed;
  opacity: 0.55;
}

.text-btn {
  background: transparent;
  color: var(--pine);
  padding-inline: 8px;
}

main {
  width: min(1080px, calc(100% - 10vw));
  margin: 12px auto 40px;
}

h1, h2 {
  font-family: Georgia, "Iowan Old Style", Palatino, serif;
  font-weight: 500;
  letter-spacing: -0.03em;
  margin: 0;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  line-height: 1.02;
  max-width: 16ch;
}

.eyebrow {
  margin: 18px 0 8px;
  color: var(--clay);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.75rem;
}

.lede, .quiet { color: var(--soft); max-width: 62ch; }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 28px 0;
}

.card, .panel {
  background: rgba(255, 250, 243, 0.9);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.card { padding: 20px 20px 18px; display: flex; flex-direction: column; gap: 6px; }
.card h2 { font-size: 1.7rem; }
.card p { margin: 0; }
.card .btn { margin-top: 14px; align-self: start; }

.when { font-variant-numeric: tabular-nums; color: var(--ink); }

.panel { padding: 22px; margin: 16px 0; }
.book, .done { max-width: 560px; }

.split { display: grid; grid-template-columns: 1fr 140px; gap: 12px; }
.book input, .lookup input, .search input { width: 100%; }

.error { min-height: 1.4em; color: var(--clay); margin: 8px 0; }

.lookup-row { display: grid; grid-template-columns: 1fr auto; gap: 8px 12px; align-items: end; max-width: 460px; }
.lookup-row label { grid-column: 1 / -1; }

.done h2 { font-size: 2.4rem; }

footer {
  padding: 8px 7vw 32px;
  color: var(--soft);
  font-size: 0.95rem;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(28, 22, 16, 0.46);
  display: grid;
  place-items: center;
  padding: 24px;
}

.modal-card {
  width: min(460px, 100%);
  background: var(--paper-2);
  border-radius: 24px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.modal-card h2 { font-size: 2rem; margin-bottom: 8px; }

:focus-visible {
  outline: 3px solid var(--clay);
  outline-offset: 2px;
}

@media (max-width: 800px) {
  .top { flex-wrap: wrap; padding-inline: 20px; }
  .search {
    display: grid;
    grid-template-columns: 1fr auto;
    width: 100%;
    margin-left: 0;
    align-items: center;
  }
  .search label { grid-column: 1 / -1; margin-bottom: 6px; }
  .search input { width: 100%; min-width: 0; }
  .grid { grid-template-columns: 1fr; }
  main { width: min(1080px, calc(100% - 32px)); }
  h1 { max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}