:root {
  --ink: #1a2744;
  --paper: #f4ead2;
  --line: #c5d4ea;
  --margin: #e25a4a;
  --mute: rgba(26, 39, 68, 0.52);
  --good: #1f7a4d;
  --bad: #c42b2b;
  --display: "Bebas Neue", "Arial Narrow", Impact, sans-serif;
  --hand: "Caveat", "Segoe Script", cursive;
  --body: "Manrope", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  min-height: 100%;
  background: #2a231c;
  color: var(--ink);
  font-family: var(--body);
}

[hidden] { display: none !important; }

.desk {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(255, 220, 160, 0.18), transparent 55%),
    repeating-linear-gradient(90deg, #2a231c 0 18px, #241e18 18px 19px),
    #2a231c;
}

.sheet {
  width: min(42rem, calc(100% - 1.6rem));
  min-height: min(100dvh - 2rem, 52rem);
  margin: 1rem auto;
  padding: 1.4rem 1.3rem 1.6rem 2.1rem;
  background:
    linear-gradient(90deg, transparent 1.55rem, var(--margin) 1.55rem, var(--margin) 1.7rem, transparent 1.7rem),
    repeating-linear-gradient(180deg, transparent 0 31px, var(--line) 31px 32px),
    var(--paper);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(0, 0, 0, 0.12);
  position: relative;
}

.eyebrow {
  font-family: var(--display);
  letter-spacing: 0.28em;
  font-size: 0.78rem;
  color: var(--margin);
}

h1, h2 {
  font-family: var(--display);
  line-height: 0.88;
  letter-spacing: 0.04em;
}

h1 { font-size: clamp(3.6rem, 14vw, 6.4rem); margin: 0.15rem 0 0.4rem; }
h2 { font-size: clamp(2.6rem, 9vw, 4.2rem); margin: 0.2rem 0 0.6rem; }

.lead, .best {
  color: var(--mute);
  line-height: 1.45;
  margin-bottom: 0.85rem;
}

.demo {
  font-family: var(--hand);
  font-size: clamp(1.55rem, 5vw, 2.15rem);
  line-height: 1.35;
  margin: 0.6rem 0 1rem;
  min-height: 2.8em;
}
.demo b {
  letter-spacing: 0.08em;
  color: var(--margin);
}

.picks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
  margin: 0.4rem 0 1.1rem;
}
.pick {
  appearance: none;
  text-align: left;
  border: 2px solid rgba(26, 39, 68, 0.18);
  background: rgba(255, 255, 255, 0.35);
  color: var(--ink);
  padding: 0.7rem 0.8rem;
  cursor: pointer;
  font-family: var(--display);
  font-size: 1.35rem;
  letter-spacing: 0.06em;
}
.pick span {
  display: block;
  font-family: var(--body);
  font-size: 0.78rem;
  letter-spacing: 0;
  font-weight: 500;
  color: var(--mute);
  margin-top: 0.15rem;
}
.pick.on {
  border-color: var(--ink);
  background: #fff;
  box-shadow: 3px 3px 0 var(--ink);
}

.cta, .ghost {
  appearance: none;
  border: 0;
  cursor: pointer;
  font-family: var(--display);
  letter-spacing: 0.1em;
  font-size: 1.2rem;
}
.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  color: var(--paper);
  padding: 0.75rem 1.25rem;
  min-width: 10rem;
}
.cta:hover { filter: brightness(1.12); }
.cta.small { min-width: 0; padding: 0.55rem 0.85rem; font-size: 1.05rem; }
.cta.ghost, .ghost {
  background: transparent;
  color: var(--ink);
  border: 2px solid rgba(26, 39, 68, 0.28);
  padding: 0.55rem 0.9rem;
}

.back {
  display: inline-block;
  margin-top: 1rem;
  color: var(--mute);
  text-decoration: none;
  font-size: 0.9rem;
}
.back:hover { color: var(--ink); }

.play { padding-top: 1rem; }

.top {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.35rem;
}
.top .back { margin: 0; }
.round {
  font-family: var(--display);
  letter-spacing: 0.12em;
  font-size: 1.15rem;
  flex: 1;
}
.scorechip {
  font-size: 0.85rem;
  letter-spacing: 0.06em;
}
.scorechip b {
  font-family: var(--display);
  font-size: 1.35rem;
}

.hearts {
  display: flex;
  gap: 0.35rem;
  margin: 0.2rem 0 0.8rem;
}
.hearts i {
  width: 14px;
  height: 14px;
  background: var(--margin);
  transform: rotate(45deg);
  box-shadow: -4px 0 0 var(--margin), 0 -4px 0 var(--margin);
  border-radius: 2px 0;
  display: block;
}
.hearts i.off {
  background: #c9bba3;
  box-shadow: -4px 0 0 #c9bba3, 0 -4px 0 #c9bba3;
  opacity: 0.7;
}

.prompt {
  font-family: var(--hand);
  font-size: clamp(1.7rem, 5.4vw, 2.45rem);
  line-height: 1.4;
  min-height: 3.2em;
  margin-bottom: 0.5rem;
}
.prompt .blank {
  letter-spacing: 0.12em;
  font-family: var(--display);
  font-size: 0.78em;
  color: var(--ink);
  padding: 0 0.05em;
}
.prompt .blank .dot { color: var(--margin); }
.prompt.shake { animation: shake 0.35s ease; }

.stamp {
  font-family: var(--display);
  letter-spacing: 0.16em;
  font-size: 1.4rem;
  margin: 0 0 0.55rem;
}
.stamp.ok { color: var(--good); }
.stamp.ko { color: var(--bad); }

.guess-row {
  display: flex;
  gap: 0.4rem;
  margin: 0.4rem 0 0.9rem;
}
.guess-row input {
  flex: 1;
  min-width: 0;
  border: 0;
  border-bottom: 2px solid var(--ink);
  background: transparent;
  font-family: var(--hand);
  font-size: 1.35rem;
  padding: 0.25rem 0.15rem;
  color: var(--ink);
  outline: none;
}

.keys {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  align-items: center;
}
.keys .row {
  display: flex;
  gap: 0.28rem;
  justify-content: center;
  flex-wrap: wrap;
}
.keys button {
  appearance: none;
  width: 2.05rem;
  height: 2.25rem;
  border: 1.5px solid rgba(26, 39, 68, 0.28);
  background: rgba(255, 255, 255, 0.45);
  font-family: var(--display);
  font-size: 1.15rem;
  cursor: pointer;
  color: var(--ink);
}
.keys button:hover:not(:disabled) { background: #fff; }
.keys button.on {
  background: var(--good);
  color: #f4ead2;
  border-color: var(--good);
}
.keys button.bad {
  background: #e4d3c0;
  color: #8a7a68;
  border-color: transparent;
  text-decoration: line-through;
}
.keys button:disabled { cursor: default; }

.play-actions { margin-top: 0.9rem; }

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-7px); }
  75% { transform: translateX(7px); }
}

@media (max-width: 520px) {
  .sheet { padding-left: 1.7rem; padding-right: 0.9rem; }
  .keys button { width: 1.78rem; height: 2.05rem; font-size: 1rem; }
  .picks { grid-template-columns: 1fr; }
}