html { background: #efece4; }
body {
  margin: 0;
  min-height: 100vh;
  color: #2c2a26;
  background-color: #efece4;
  background-image:
    linear-gradient(rgba(239, 236, 228, 0.88), rgba(239, 236, 228, 0.9)),
    url("../images/background_library.jpg");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}
h1, h2, h3 {
  font-family: Georgia, "Iowan Old Style", "Palatino Linotype", Palatino, serif;
  font-weight: 500;
  color: #241f1a;
  line-height: 1.2;
}
h1 { font-size: 2.35rem; margin: 0 0 8px; letter-spacing: -0.02em; }
h2 { font-size: 1.55rem; margin: 0 0 10px; }
h3 { font-size: 1.15rem; margin: 1.4rem 0 0.4rem; }
a { color: #2f5138; }
a:hover { color: #1d3324; }
p { margin: 0 0 0.8rem; }
button, input { font: inherit; color: inherit; }

.mast-wrap, .page { position: relative; z-index: 1; }
.mast-wrap {
  background: rgba(239, 236, 228, 0.93);
  border-bottom: 1px solid rgba(62, 90, 69, 0.28);
}
.mast {
  height: 58px;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 16px 0 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-sizing: border-box;
  position: relative;
}
.brand {
  font-family: Georgia, "Palatino Linotype", Palatino, serif;
  font-size: 1.28rem;
  color: #241f1a;
  text-decoration: none;
  letter-spacing: 0.01em;
}
.nav { display: flex; gap: 15px; align-items: center; }
.nav a {
  color: #2c2a26;
  text-decoration: none;
  font-size: 0.95rem;
}
.nav a[aria-current="page"] { color: #2f5138; text-decoration: underline; text-underline-offset: 3px; }
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid #3e5a45;
  padding: 4px 8px;
  cursor: pointer;
}

.page { max-width: 1140px; margin: 0 auto; padding: 8px 16px 48px; }

.today-strip {
  display: grid;
  grid-template-columns: 1.1fr 1.2fr 0.9fr;
  align-items: baseline;
  gap: 8px;
  padding: 9px 2px 8px;
  border-bottom: 1px solid rgba(62, 90, 69, 0.35);
  font-size: 0.95rem;
}
.today-strip .mid { text-align: center; }
.today-strip .end { text-align: right; font-variant-numeric: tabular-nums; }
.today-kicker {
  font-family: Georgia, Palatino, serif;
  letter-spacing: 0.01em;
}

.board-slot {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  margin: 22px 0 6px;
}
.play { grid-column: 3 / 11; }
.play.sheet {
  background: rgba(255, 251, 244, 0.74);
  padding: 22px 28px 16px 18px;
  transform: rotate(-0.35deg);
}
.lead { max-width: 38rem; margin-top: 0; }
.kicker {
  margin: 12px 0 2px;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #6a5a3a;
}
.clue { font-size: 1.12rem; margin-bottom: 4px; }
.pattern, .letters {
  font-family: ui-monospace, "Cascadia Mono", Consolas, "Courier New", monospace;
  margin: 0 0 8px;
}
.pattern { font-size: 1.72rem; letter-spacing: 0.14em; }
.letters { letter-spacing: 0.18em; color: #3e5a45; }
.pattern-sm { font-size: 1.25rem; letter-spacing: 0.16em; }
.answer-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 8px; }
.answer-input {
  font-family: ui-monospace, Consolas, "Courier New", monospace;
  font-size: 1.5rem;
  letter-spacing: 0.06em;
  width: 14rem;
  max-width: 100%;
  padding: 7px 10px 8px;
  border: 1px solid #3e5a45;
  background: rgba(255, 252, 246, 0.92);
}
.btn {
  background: #3e5a45;
  color: #f6f3ea;
  border: 0;
  padding: 9px 12px 8px;
  cursor: pointer;
}
.btn:hover { background: #314a38; }
.btn-hint { background: #9a7436; }
.btn-hint:hover { background: #7e5e2b; }
.btn-reveal { background: #4e463c; }
.btn-reveal:hover { background: #3a342c; }
.btn-quiet { background: transparent; color: #3e5a45; border: 1px solid #3e5a45; padding: 4px 8px; }
.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  align-items: center;
  margin: 4px 0 8px;
  padding: 8px 4px 4px;
}
.hint-panel, .answer-panel { flex-basis: 100%; margin: 4px 0 0; }
.hint-panel { background: #f0ddb0; padding: 8px 10px; color: #5c4318; }
.answer-panel { background: #d7e4d8; padding: 8px 10px; color: #23402c; }
.status { min-height: 1.2em; margin: 8px 0 0; font-size: 0.95rem; }
.is-correct {
  color: #234832;
  background: #d5e3d6;
  display: inline-block;
  padding: 1px 7px;
}
.is-miss { color: #7a5420; }

.sprint { max-width: 640px; margin: 28px 0 10px 4px; }
.sprint h2 { margin-bottom: 4px; }
.sprint-timer { display: flex; gap: 12px; align-items: baseline; margin-bottom: 6px; }
.clock { font-family: ui-monospace, Consolas, monospace; min-width: 2ch; }
.sprint-row { padding: 7px 0 9px; border-bottom: 1px solid rgba(44, 42, 38, 0.22); }
.sprint-row-in { padding-left: 14px; }
.sprint-row-last { padding-left: 4px; border-bottom: 0; }
.sprint-k { font-family: Georgia, Palatino, serif; margin-bottom: 2px; }
.sprint-q {
  font-family: ui-monospace, Consolas, monospace;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.sprint-note { margin: 0 0 6px; }
.sprint-input {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 1.05rem;
  padding: 5px 8px;
  border: 1px solid #8a7a62;
  background: rgba(255, 252, 246, 0.88);
  width: 12rem;
  max-width: 70%;
  margin-right: 8px;
}
.sprint-input.short { width: 8rem; }

.how {
  max-width: 700px;
  margin: 36px 0 10px 6px;
}
.how p { margin-bottom: 0.9rem; }

.week-wrap { margin: 34px 0 8px; }
.week {
  display: flex;
  gap: 0;
  overflow-x: auto;
  border-top: 1px solid rgba(62, 90, 69, 0.35);
  border-bottom: 1px solid rgba(62, 90, 69, 0.35);
}
.day {
  min-width: 7.4rem;
  padding: 8px 10px 10px;
  border-right: 1px solid rgba(44, 42, 38, 0.15);
}
.day:nth-child(odd) { background: rgba(255, 251, 244, 0.35); }
.day.is-today { background: rgba(216, 196, 140, 0.45); }
.day-name { font-family: Georgia, Palatino, serif; margin: 0; }
.day-no, .day-cat, .day-diff { margin: 0; font-size: 0.86rem; }
.day-cat { margin-top: 4px; }
.text-btn {
  background: none;
  border: 0;
  padding: 4px 0 0;
  color: #2f5138;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.past-slot { margin-top: 12px; max-width: 40rem; }
.past-label { font-family: Georgia, Palatino, serif; margin-bottom: 4px; }
.mini-tools { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }

.cats { margin: 36px 0 8px; }
.ledger {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 42px;
  margin-top: 8px;
}
.ledger-row {
  display: grid;
  grid-template-columns: 9.2rem 1fr auto;
  gap: 8px 10px;
  padding: 7px 0 8px;
  border-bottom: 1px dotted rgba(44, 42, 38, 0.4);
  align-items: baseline;
}
.cat-name { font-family: Georgia, Palatino, serif; margin: 0; }
.cat-desc { margin: 0; color: #3c3832; font-size: 0.95rem; }
.cat-n { margin: 0; font-variant-numeric: tabular-nums; color: #6a5a3a; }

.feature {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 18px 36px;
  margin: 40px 0 12px;
  align-items: start;
}
.feature-notes { margin-top: 2.6rem; padding-left: 8px; }
.feature-notes p { margin: 0 0 0.35rem; }
.note-label { color: #6a5a3a; font-size: 0.82rem; letter-spacing: 0.06em; text-transform: uppercase; }

.lib { margin: 28px 0 10px; max-width: 720px; }
.lib-row { padding: 8px 0 9px; border-bottom: 1px solid rgba(44, 42, 38, 0.16); }
.lib-row a { font-family: Georgia, Palatino, serif; font-size: 1.12rem; }

.about-strip, .contact-strip { margin-top: 32px; max-width: 720px; }
.about-strip { margin-top: 36px; }
address { font-style: normal; }

.foot {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(62, 90, 69, 0.3);
  margin-top: 18px;
  padding: 16px 16px 28px;
}
.foot-in { max-width: 1140px; margin: 0 auto; font-size: 0.92rem; }
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 14px; margin: 6px 0; }
.foot a { color: #2c2a26; }

.read { max-width: 720px; margin: 18px auto 10px; padding: 0 16px; position: relative; z-index: 1; }
.read h1 { font-size: 2rem; }
.arch-block { margin: 18px 0 8px; }
.arch-row {
  padding: 8px 0;
  border-bottom: 1px solid rgba(44, 42, 38, 0.14);
}
.arch-diff { margin: 0; font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: #6a5a3a; }
.arch-clue { margin: 2px 0; }

.scribble {
  font-family: Georgia, Palatino, serif;
  font-size: 0.92rem;
  color: #8a6230;
  transform: rotate(-1.5deg);
  margin: 10px 0 0 8px;
}

@media (max-width: 800px) {
  body { background-attachment: scroll; }
  .nav-toggle { display: inline-block; }
  .nav {
    display: none;
    position: absolute;
    top: 58px;
    right: 8px;
    left: 8px;
    background: rgba(239, 236, 228, 0.97);
    flex-direction: column;
    align-items: flex-start;
    padding: 8px 12px 12px;
    gap: 8px;
    border: 1px solid rgba(62, 90, 69, 0.3);
  }
  .nav.is-open { display: flex; }
  .today-strip { grid-template-columns: 1fr; }
  .today-strip .mid, .today-strip .end { text-align: left; }
  .board-slot { display: block; }
  .play.sheet { transform: none; padding: 14px 12px; }
  .ledger, .feature { display: block; }
  .feature-notes { margin-top: 16px; padding-left: 0; }
  .ledger-row { grid-template-columns: 1fr; gap: 2px; }
  .sprint { margin-left: 0; }
  h1 { font-size: 1.85rem; }
}