:root {
  color-scheme: dark;
  --ink: #2b2039;
  --cream: #fff4dc;
  --coral: #ef755b;
  --rose: #b94d66;
  --gold: #f3c66a;
}

* { box-sizing: border-box; }

html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  overscroll-behavior: none;
  background: #171326;
  font-family: "DM Mono", monospace;
  touch-action: none;
}

body { display: grid; place-items: center; }

.game-shell {
  position: relative;
  width: min(100vw, 460px);
  height: min(100dvh, 996px);
  overflow: hidden;
  background: #735b8b;
  box-shadow: 0 0 80px #05030a;
  isolation: isolate;
}

#game {
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
}

.start-screen,
.letter-screen,
.death-screen {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  text-align: center;
}

.start-screen {
  padding: 0 34px max(52px, calc(env(safe-area-inset-bottom) + 28px));
  color: var(--cream);
  background: linear-gradient(180deg, transparent 29%, rgba(31, 22, 48, .15) 42%, #20192f 81%);
}

.eyebrow, .letter-heading {
  color: var(--gold);
  font-size: 10px;
  letter-spacing: .3em;
  font-weight: 500;
}

h1 {
  margin: 10px 0 13px;
  color: #fff7e7;
  font-family: "Pixelify Sans", sans-serif;
  font-size: clamp(42px, 12vw, 54px);
  line-height: .82;
  letter-spacing: -.04em;
  text-shadow: 3px 4px 0 #7a3d5d;
}

h1 em { color: #ffad7e; font-style: normal; }
.start-screen p { max-width: 330px; margin: 0 0 26px; color: #d7cbdc; font-size: 12px; line-height: 1.65; }

.primary-button {
  width: min(100%, 290px);
  min-height: 56px;
  border: 0;
  border-bottom: 5px solid #9d3e52;
  border-radius: 5px;
  background: var(--coral);
  color: white;
  font: 600 14px "Pixelify Sans", sans-serif;
  letter-spacing: .16em;
  cursor: pointer;
  box-shadow: 0 9px 22px rgba(0,0,0,.28);
}

.primary-button:active { transform: translateY(3px); border-bottom-width: 2px; }
.start-screen small { margin-top: 14px; color: #83778e; font-size: 8px; letter-spacing: .08em; }

.hud {
  position: absolute;
  top: max(15px, env(safe-area-inset-top));
  left: 18px;
  right: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  filter: drop-shadow(0 2px 0 rgba(32,25,47,.35));
  flex-wrap: wrap;
}

.heart-count { display: flex; align-items: baseline; color: white; font: 600 18px "Pixelify Sans"; }
.heart-count span { color: #ff6c78; margin-right: 5px; }
.heart-count small { color: #d4c3d7; font-size: 10px; }
.journey { flex: 1; height: 7px; padding: 2px; border-radius: 8px; background: rgba(35,25,48,.55); }
.journey span { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #ff8b6a, #ffd17d); transition: width .2s; }
.sound { width: 34px; height: 34px; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; color: #fff2d1; background: rgba(35,25,48,.45); font: 18px serif; }
.power-badge {
  width: 100%;
  margin-top: -8px;
  color: #ffe2a0;
  font: 7px "DM Mono";
  letter-spacing: .13em;
  text-align: center;
  text-shadow: 1px 1px #3d2947;
}

.hint {
  position: absolute;
  top: max(62px, calc(env(safe-area-inset-top) + 48px));
  left: 50%;
  translate: -50% 0;
  padding: 7px 11px;
  border-radius: 3px;
  color: #fff0d1;
  background: rgba(42,31,56,.62);
  font-size: 8px;
  letter-spacing: .11em;
  white-space: nowrap;
  transition: opacity .4s;
}

.controls {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: max(22px, env(safe-area-inset-bottom));
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.move-controls { display: flex; gap: 8px; align-items: flex-end; }
.action-controls { display: flex; gap: 9px; align-items: flex-end; }
.controls button {
  width: 62px;
  height: 62px;
  border: 2px solid rgba(255,255,255,.17);
  border-radius: 50%;
  color: #fff4dd;
  background: rgba(39,29,53,.46);
  backdrop-filter: blur(3px);
  font: 32px "DM Mono";
  user-select: none;
  -webkit-user-select: none;
}

.controls button.active, .controls button:active { background: rgba(239,117,91,.62); transform: scale(.94); }
.controls .jump-button { width: 72px; height: 72px; display: grid; place-content: center; color: white; background: rgba(185,77,102,.58); }
.controls .shoot-button { width: 66px; height: 66px; display: grid; place-content: center; color: #ffe6ec; background: rgba(117,63,118,.67); }
.controls .crouch-button { width: 54px; height: 54px; display: grid; place-content: center; color: #ffe2be; background: rgba(87,65,105,.62); }
.shoot-button span { color: #ff91a8; font-size: 24px; line-height: .65; }
.jump-button span, .crouch-button span { line-height: .65; }
.jump-button small, .shoot-button small, .crouch-button small { margin-top: 8px; font: 7px "DM Mono"; letter-spacing: .1em; }

@media (max-width: 370px) {
  .controls { left: 12px; right: 12px; }
  .controls button { width: 54px; height: 54px; }
  .controls .crouch-button { width: 48px; height: 48px; }
  .controls .shoot-button { width: 58px; height: 58px; }
  .controls .jump-button { width: 64px; height: 64px; }
}

.letter-screen { justify-content: center; padding: 30px; }
.letter-backdrop, .death-backdrop { position: absolute; inset: 0; background: rgba(27,19,39,.78); backdrop-filter: blur(8px); }
.letter-card {
  position: relative;
  width: min(100%, 350px);
  min-height: min(485px, calc(100dvh - 60px));
  max-height: calc(100dvh - 60px);
  padding: 54px 30px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #fff2d6;
  color: #4c3544;
  border: 5px solid #e7c98e;
  border-radius: 4px;
  box-shadow: 0 20px 60px rgba(0,0,0,.5), inset 0 0 40px rgba(168,112,76,.08);
  animation: letter-open .65s cubic-bezier(.2,.9,.2,1) both;
}

.letter-card::before, .letter-card::after { content: "✦"; position: absolute; color: #c99a62; top: 22px; }
.letter-card::before { left: 24px; } .letter-card::after { right: 24px; }
.wax-seal { position: absolute; top: -31px; display: grid; place-items: center; width: 62px; height: 62px; border-radius: 50%; color: #ffd2b0; background: #b94d59; border: 5px double #8d3548; box-shadow: 0 5px 10px rgba(69,34,43,.3); font-size: 23px; }
.letter-heading { color: #a75a55; }
.letter-body {
  flex: 1;
  width: 100%;
  min-height: 0;
  margin: 24px 0 20px;
  padding: 13px 5px;
  overflow-y: auto;
  border-top: 1px solid #d8bca0;
  border-bottom: 1px solid #d8bca0;
  text-align: left;
  touch-action: pan-y;
  overscroll-behavior: contain;
  scrollbar-color: #c99a62 transparent;
  scrollbar-width: thin;
}
.letter-body p { margin: 0 0 15px; font-family: Georgia, serif; font-size: 14px; line-height: 1.55; }
.letter-body p:last-child { margin-bottom: 0; }
.letter-signature { padding-top: 4px; text-align: right; color: #8d3548; }
.letter-card .primary-button { flex: 0 0 auto; min-height: 48px; width: 220px; font-size: 11px; }

.death-screen { justify-content: center; padding: 30px; }
.death-card {
  position: relative;
  width: min(100%, 350px);
  padding: 48px 28px 30px;
  color: #fff1df;
  background: linear-gradient(160deg, #3e2946, #241b34);
  border: 2px solid #a95d76;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,.55);
  animation: letter-open .55s cubic-bezier(.2,.9,.2,1) both;
}
.broken-heart { color: #f08a98; font: 52px Georgia, serif; line-height: 1; margin-bottom: 18px; }
.death-card h2 { margin: 14px 0; color: #ffd7bc; font: 600 25px/1.05 "Pixelify Sans", sans-serif; }
.death-card p { margin: 0 auto 28px; color: #cdbdce; font-size: 11px; line-height: 1.7; }
.death-actions { width: 100%; display: grid; justify-items: center; gap: 11px; }
.death-card .primary-button { width: min(100%, 270px); font-size: 10px; }
.secondary-button {
  width: min(100%, 240px);
  min-height: 44px;
  border: 1px solid #a95d76;
  border-radius: 5px;
  color: #f6d5d7;
  background: rgba(255,255,255,.06);
  font: 600 10px "Pixelify Sans", sans-serif;
  letter-spacing: .13em;
  cursor: pointer;
}
.secondary-button:active { transform: translateY(2px); background: rgba(255,255,255,.12); }

[hidden] { display: none !important; }
@keyframes letter-open { from { opacity: 0; transform: translateY(50px) scale(.88) rotate(2deg); } }

@media (min-width: 700px) and (min-height: 750px) {
  .game-shell { border: 8px solid #2d243d; border-radius: 28px; }
}