:root {
  color-scheme: dark;
  --bg: #151719;
  --ink: #f3f1df;
  --muted: #a8b2a2;
  --line: #5b6048;
  --panel: rgba(28, 31, 29, 0.92);
  --panel-2: rgba(44, 46, 37, 0.94);
  --gold: #e0b24b;
  --green: #72d36d;
  --red: #e25a42;
  --blue: #5bb8d9;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  overscroll-behavior: none;
  background: var(--bg);
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none;
}

button {
  border: 0;
  border-radius: 6px;
  font: inherit;
  color: var(--ink);
  cursor: pointer;
  touch-action: manipulation;
}

.shell {
  position: relative;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  min-width: 320px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 35%),
    #151719;
  overflow: hidden;
  touch-action: none;
}

#game {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  background: #1d251f;
}

.hidden {
  display: none !important;
}

.screen,
.hud,
.modal,
.stick,
.mobile-gate {
  position: absolute;
  z-index: 3;
}

.mobile-gate {
  inset: 0;
  z-index: 8;
  display: grid;
  place-items: center;
  padding: max(18px, env(safe-area-inset-top)) max(18px, env(safe-area-inset-right)) max(18px, env(safe-area-inset-bottom)) max(18px, env(safe-area-inset-left));
  background:
    radial-gradient(circle at 22% 24%, rgba(224, 178, 75, 0.16), transparent 28%),
    linear-gradient(135deg, rgba(12, 15, 14, 0.96), rgba(24, 27, 24, 0.9)),
    url("../assets/sprites/raw/bg.png") center / cover no-repeat;
}

.mobile-gate-panel {
  width: min(420px, 92vw);
  display: grid;
  gap: 12px;
  padding: 18px;
  border: 1px solid rgba(224, 178, 75, 0.5);
  border-radius: 8px;
  background: rgba(20, 22, 20, 0.9);
  box-shadow: 0 18px 70px rgba(0, 0, 0, 0.55);
  text-align: center;
}

.mobile-gate-panel strong {
  color: var(--gold);
  font-size: 28px;
  line-height: 1.1;
}

.mobile-gate-panel span {
  color: var(--ink);
  font-size: 14px;
  line-height: 1.45;
}

.menu-screen {
  inset: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: clamp(14px, 3vw, 34px);
  background:
    linear-gradient(90deg, rgba(12, 15, 14, 0.86), rgba(12, 15, 14, 0.52)),
    url("../assets/sprites/raw/bg.png") center / cover no-repeat;
}

.brand {
  display: flex;
  align-items: end;
  gap: 12px;
  min-height: 74px;
}

.brand img {
  width: min(360px, 68vw);
  height: auto;
  image-rendering: pixelated;
}

.brand span {
  padding: 4px 8px;
  margin-bottom: 6px;
  border: 1px solid var(--gold);
  border-radius: 4px;
  color: var(--gold);
  background: rgba(0, 0, 0, 0.45);
  font-weight: 800;
}

.menu-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr 1.1fr;
  gap: 14px;
  min-height: 0;
  flex: 1;
}

.panel {
  min-width: 0;
  min-height: 0;
  padding: 12px;
  border: 1px solid rgba(224, 178, 75, 0.42);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.34);
  overflow: auto;
}

.panel h2,
.modal-box h2 {
  margin: 0 0 10px;
  font-size: clamp(18px, 2.2vw, 28px);
  letter-spacing: 0;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(116px, 1fr));
  gap: 8px;
}

.choice-card {
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: center;
  gap: 8px;
  min-height: 74px;
  padding: 8px;
  border: 1px solid rgba(243, 241, 223, 0.16);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.055);
  text-align: left;
}

.choice-card.selected {
  border-color: var(--gold);
  background: rgba(224, 178, 75, 0.2);
}

.choice-card img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  image-rendering: pixelated;
}

.choice-card strong {
  display: block;
  font-size: 15px;
  line-height: 1.2;
}

.choice-card span {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.3;
}

.level-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(136px, 1fr));
  gap: 9px;
}

.level-card {
  position: relative;
  height: 96px;
  padding: 8px;
  border: 1px solid rgba(243, 241, 223, 0.16);
  border-radius: 6px;
  overflow: hidden;
  background: #1d211f;
  text-align: left;
}

.level-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  image-rendering: pixelated;
  opacity: 0.72;
}

.level-card strong {
  position: relative;
  z-index: 1;
  display: inline-block;
  padding: 3px 6px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.58);
}

.level-card.selected {
  border-color: var(--gold);
  box-shadow: inset 0 0 0 2px rgba(224, 178, 75, 0.35);
}

.menu-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.primary,
.ghost {
  min-width: 112px;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-weight: 800;
}

.primary {
  background: linear-gradient(#d99a36, #9a5427);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.22);
}

.ghost {
  background: rgba(0, 0, 0, 0.42);
}

.hud {
  left: calc(12px + env(safe-area-inset-left));
  right: calc(12px + env(safe-area-inset-right));
  top: calc(10px + env(safe-area-inset-top));
  pointer-events: none;
}

.hud-top {
  display: flex;
  align-items: stretch;
  gap: 8px;
}

.stat-block {
  min-width: 86px;
  padding: 6px 9px;
  border: 1px solid rgba(243, 241, 223, 0.15);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.54);
}

.stat-block span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.stat-block strong {
  display: block;
  margin-top: 1px;
  color: var(--ink);
  font-size: 18px;
  line-height: 1;
}

.icon-btn {
  width: 44px;
  min-width: 44px;
  border: 1px solid rgba(243, 241, 223, 0.2);
  background: rgba(0, 0, 0, 0.55);
  pointer-events: auto;
}

.fullscreen-btn {
  display: block;
}

.bars {
  width: min(480px, 100%);
  margin-top: 8px;
}

.bar {
  height: 12px;
  margin-bottom: 5px;
  border: 1px solid rgba(243, 241, 223, 0.25);
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.48);
  overflow: hidden;
}

.bar i {
  display: block;
  width: 0%;
  height: 100%;
}

.hp-bar i {
  background: linear-gradient(90deg, var(--red), #f5c15d);
}

.exp-bar i {
  background: linear-gradient(90deg, var(--blue), #77e2ff);
}

.weapon-dock {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-width: 540px;
}

.weapon-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 28px;
  padding: 3px 7px;
  border: 1px solid rgba(243, 241, 223, 0.14);
  border-radius: 5px;
  background: rgba(0, 0, 0, 0.5);
  font-size: 12px;
}

.weapon-chip img {
  width: 18px;
  height: 18px;
  object-fit: contain;
  image-rendering: pixelated;
}

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

.modal-box {
  width: min(720px, 100%);
  padding: 16px;
  border: 1px solid rgba(224, 178, 75, 0.55);
  border-radius: 8px;
  background: var(--panel-2);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.55);
}

.modal-box.compact {
  width: min(360px, 100%);
  display: grid;
  gap: 10px;
}

.upgrade-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.upgrade-card {
  min-height: 150px;
  padding: 12px;
  border: 1px solid rgba(243, 241, 223, 0.18);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.32);
  text-align: left;
}

.upgrade-card:hover,
.choice-card:hover,
.level-card:hover {
  border-color: rgba(224, 178, 75, 0.8);
}

.upgrade-card img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  image-rendering: pixelated;
}

.upgrade-card strong {
  display: block;
  margin-top: 8px;
  font-size: 17px;
}

.upgrade-card span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.result-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin: 12px 0 14px;
}

.result-stats div {
  padding: 10px;
  border: 1px solid rgba(243, 241, 223, 0.12);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.26);
}

.stick {
  left: calc(28px + env(safe-area-inset-left));
  bottom: calc(28px + env(safe-area-inset-bottom));
  width: 112px;
  height: 112px;
  border: 1px solid rgba(243, 241, 223, 0.2);
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.28);
  opacity: 0.76;
  pointer-events: none;
}

.stick i {
  position: absolute;
  left: 36px;
  top: 36px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(224, 178, 75, 0.82);
}

@media (max-width: 820px) {
  .menu-grid {
    grid-template-columns: 1fr;
    overflow: auto;
  }

  .panel {
    overflow: visible;
  }

  .menu-screen {
    overflow: auto;
  }

  .upgrade-grid {
    grid-template-columns: 1fr;
  }

  .hud-top {
    gap: 5px;
  }

  .stat-block {
    min-width: 68px;
    padding: 5px 7px;
  }

  .stat-block span {
    font-size: 11px;
  }

  .stat-block strong {
    font-size: 15px;
  }
}

@media (pointer: coarse) {
  body {
    position: fixed;
    inset: 0;
  }

  .panel {
    -webkit-overflow-scrolling: touch;
    touch-action: pan-y;
  }

  .stick {
    width: 104px;
    height: 104px;
  }

  .stick i {
    left: 33px;
    top: 33px;
    width: 38px;
    height: 38px;
  }
}

@media (min-aspect-ratio: 2/1) and (min-width: 1200px) {
  .menu-screen {
    align-items: center;
    padding-left: max(34px, env(safe-area-inset-left));
    padding-right: max(34px, env(safe-area-inset-right));
  }

  .brand,
  .menu-grid,
  .menu-actions {
    width: min(1680px, calc(100vw - 68px));
  }

  .brand {
    min-height: 60px;
  }

  .brand img {
    width: min(300px, 22vw);
  }

  .menu-grid {
    grid-template-columns: 1fr 1fr 1.18fr;
    flex: 0 1 min(690px, calc(100dvh - 142px));
  }

  .choice-grid {
    grid-template-columns: repeat(auto-fit, minmax(128px, 1fr));
  }

  .level-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }

  .hud {
    right: auto;
    width: min(1120px, calc(100vw - 48px - env(safe-area-inset-left) - env(safe-area-inset-right)));
  }

  .bars {
    width: min(520px, 44vw);
  }

  .weapon-dock {
    max-width: min(760px, 54vw);
  }

  .modal-box {
    width: min(820px, 74vw);
  }
}

@media (pointer: coarse) and (orientation: landscape), (max-height: 540px) {
  .menu-screen {
    gap: 10px;
    padding: max(8px, env(safe-area-inset-top)) max(10px, env(safe-area-inset-right)) max(8px, env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-left));
  }

  .brand {
    min-height: 38px;
    gap: 8px;
  }

  .brand img {
    width: min(220px, 31vw);
  }

  .brand span {
    margin-bottom: 2px;
    font-size: 12px;
  }

  .menu-grid {
    grid-template-columns: 1fr 1fr 1.12fr;
    gap: 8px;
  }

  .panel {
    padding: 8px;
  }

  .panel h2,
  .modal-box h2 {
    margin-bottom: 6px;
    font-size: 16px;
  }

  .choice-grid {
    grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
    gap: 6px;
  }

  .choice-card {
    grid-template-columns: 34px 1fr;
    min-height: 58px;
    padding: 6px;
  }

  .choice-card img {
    width: 32px;
    height: 32px;
  }

  .choice-card strong {
    font-size: 13px;
  }

  .choice-card span {
    font-size: 11px;
  }

  .level-grid {
    grid-template-columns: repeat(auto-fit, minmax(112px, 1fr));
    gap: 6px;
  }

  .level-card {
    height: 66px;
  }

  .menu-actions {
    gap: 8px;
  }

  .primary,
  .ghost {
    min-width: 94px;
    min-height: 36px;
    padding: 0 12px;
    font-size: 14px;
  }

  .hud {
    left: calc(8px + env(safe-area-inset-left));
    right: calc(8px + env(safe-area-inset-right));
    top: calc(6px + env(safe-area-inset-top));
  }

  .hud-top {
    gap: 5px;
  }

  .stat-block {
    min-width: 58px;
    padding: 4px 6px;
  }

  .stat-block span {
    font-size: 10px;
  }

  .stat-block strong {
    font-size: 14px;
  }

  .icon-btn {
    width: 38px;
    min-width: 38px;
  }

  .bars {
    width: min(360px, 72vw);
    margin-top: 6px;
  }

  .weapon-dock {
    max-width: min(460px, 76vw);
  }

  .weapon-chip {
    min-height: 24px;
    padding: 2px 5px;
    font-size: 11px;
  }

  .weapon-chip img {
    width: 16px;
    height: 16px;
  }

  .upgrade-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .upgrade-card {
    min-height: 118px;
    padding: 9px;
  }

  .upgrade-card strong {
    margin-top: 6px;
    font-size: 15px;
  }

  .upgrade-card span {
    margin-top: 4px;
    font-size: 12px;
  }
}

@media (hover: hover) and (pointer: fine) {
  .stick {
    opacity: 0;
  }

  .stick.active {
    opacity: 0.76;
  }
}