:root {
  --bg: #05010c;
  --ink: #f4ecff;
  --dim: #9aa0c8;
  --mag: #ff2bd6;
  --cyan: #39e7ff;
  --amber: #ffb020;
  --bad: #ff3355;
  --ok: #7cff3a;
  --panel: rgba(8, 4, 22, 0.82);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: "Share Tech Mono", "VT323", monospace;
}

#game {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.scanlines,
.vignette {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 4;
}
.scanlines {
  background: repeating-linear-gradient(
    to bottom,
    transparent 0 3px,
    rgba(0, 0, 0, 0.06) 3px 4px
  );
  opacity: 0.28;
}
.vignette {
  box-shadow: inset 0 0 90px 16px rgba(8, 0, 20, 0.28);
}

#boot-error {
  position: fixed;
  z-index: 20;
  left: 1rem;
  bottom: 1rem;
  color: var(--bad);
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: 8;
}

#screen-title {
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.title-art {
  position: absolute;
  inset: 0;
  background: #05010c center / cover no-repeat;
  filter: saturate(1.15) contrast(1.05);
}
.title-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 1, 12, 0.88) 0 38%, rgba(5, 1, 12, 0.28) 70%, rgba(5, 1, 12, 0.55)),
    linear-gradient(180deg, rgba(5, 1, 12, 0.2), rgba(5, 1, 12, 0.75));
}

.title-card {
  position: relative;
  z-index: 1;
  max-width: 34rem;
  padding: clamp(1rem, 5vh, 7vh) 6vw 2.4rem;
}

.eyebrow {
  font-family: "Press Start 2P", monospace;
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  color: var(--cyan);
  margin: 0 0 1rem;
}

h1 {
  font-family: "Press Start 2P", monospace;
  font-size: clamp(1.6rem, 5vw, 2.8rem);
  line-height: 1.25;
  margin: 0;
  color: #fff;
  text-shadow:
    0 0 12px var(--mag),
    4px 0 0 var(--cyan);
}

...cn {
  font-family: "ZCOOL KuaiLe", "Noto Sans SC", sans-serif;
  font-size: 2rem;
  margin: 0.4rem 0 1rem;
  color: var(--mag);
  text-shadow: 0 0 16px var(--mag);
}

.tag {
  color: var(--dim);
  line-height: 1.5;
  max-width: 32rem;
}

.title-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.4rem 0 1rem;
}

.btn {
  font-family: "Press Start 2P", monospace;
  font-size: 0.62rem;
  padding: 0.85rem 1rem;
  border: 2px solid var(--cyan);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}
.btn.primary {
  background: var(--mag);
  border-color: var(--mag);
  color: #fff;
  box-shadow: 0 0 18px rgba(255, 43, 214, 0.45);
}
.btn.ghost:hover,
.btn.primary:hover {
  filter: brightness(1.12);
}

.hud-lang {
  pointer-events: auto;
  padding: 0.45rem 0.55rem;
  font-size: 0.55rem;
  align-self: flex-start;
}

body[data-lang="zh"] {
  font-family: "Noto Sans SC", "ZCOOL KuaiLe", sans-serif;
}
body[data-lang="zh"] h1,
body[data-lang="zh"] .btn,
body[data-lang="zh"] .eyebrow,
body[data-lang="zh"] .status,
body[data-lang="zh"] .brand-en,
body[data-lang="zh"] .feed-num,
body[data-lang="zh"] .you-score b,
body[data-lang="zh"] .panel h2,
body[data-lang="zh"] #toast,
body[data-lang="zh"] .touch-btns button {
  font-family: "ZCOOL KuaiLe", "Noto Sans SC", sans-serif;
}
body[data-lang="zh"] .btn {
  font-size: 1rem;
  letter-spacing: 0.04em;
}
body[data-lang="zh"] .eyebrow {
  font-size: 0.95rem;
  letter-spacing: 0.08em;
}
body[data-lang="zh"] h1 {
  font-size: clamp(2rem, 6vw, 3.2rem);
}
body[data-lang="zh"] .status {
  font-size: 0.95rem;
}
body[data-lang="zh"] .feed-num,
body[data-lang="zh"] .you-score b {
  font-size: 1.15rem;
}
body[data-lang="zh"] #toast {
  font-size: 0.95rem;
}
body[data-lang="zh"] .hud-lang {
  font-size: 0.85rem;
}
body[data-lang="zh"] .touch-btns button {
  font-size: 0.95rem;
}
body[data-lang="zh"] .panel h2 {
  font-size: 1.35rem;
}
body[data-lang="zh"] .how {
  font-size: 0.98rem;
}

.how {
  background: var(--panel);
  border: 1px solid rgba(57, 231, 255, 0.35);
  padding: 0.8rem 1rem;
  margin-bottom: 1rem;
  max-height: min(42vh, 18rem);
  overflow-y: auto;
  overscroll-behavior: contain;
}
.how ul {
  margin: 0;
  padding: 0 0.4rem 0 1.1rem;
  color: var(--dim);
  line-height: 1.55;
}
.how li + li {
  margin-top: 0.35rem;
}

@media (max-height: 760px) {
  .title-card {
    padding-top: 1rem;
    padding-bottom: 1.4rem;
  }
  h1 {
    font-size: clamp(1.25rem, 4.4vh, 2rem);
  }
  .cn {
    font-size: 1.45rem;
    margin: 0.2rem 0 0.45rem;
  }
  .tag {
    margin: 0.35rem 0 0;
  }
  .title-actions {
    margin: 0.85rem 0 0.7rem;
  }
  .how {
    max-height: min(36vh, 14rem);
  }
}
kbd {
  font-family: "Press Start 2P", monospace;
  font-size: 0.48rem;
  color: var(--cyan);
}

.credit {
  color: #6d7398;
  font-size: 0.85rem;
}

.hud {
  position: fixed;
  inset: 0;
  z-index: 6;
  pointer-events: none;
}
.hud-top {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.8rem 1rem;
  flex-wrap: wrap;
}
.brand-en {
  font-family: "Press Start 2P", monospace;
  font-size: 0.62rem;
  display: block;
}
.brand-cn {
  font-family: "ZCOOL KuaiLe", sans-serif;
  color: var(--mag);
  font-size: 1.2rem;
}

.feed-wrap {
  flex: 1 1 220px;
  min-width: 180px;
}
.feed-label {
  font-size: 0.75rem;
  color: var(--cyan);
  letter-spacing: 0.12em;
}
.feed-bar {
  height: 10px;
  background: #161022;
  border: 1px solid var(--cyan);
  position: relative;
  margin-top: 0.25rem;
}
.feed-bar i {
  display: block;
  height: 100%;
  width: calc(var(--pct) * 100%);
  background: linear-gradient(90deg, var(--amber), var(--mag));
}
.feed-num {
  font-family: "Press Start 2P", monospace;
  font-size: 0.7rem;
  margin-top: 0.25rem;
}

.you-box {
  min-width: 140px;
}
.you-score span {
  display: block;
  color: var(--dim);
  font-size: 0.75rem;
}
.you-score b {
  font-family: "Press Start 2P", monospace;
  font-size: 1.1rem;
  color: var(--amber);
}
.fat {
  margin-top: 0.35rem;
  height: 8px;
  background: #161022;
  border: 1px solid var(--mag);
  position: relative;
}
.fat i {
  display: block;
  height: 100%;
  width: calc(var(--fat) * 100%);
  background: var(--mag);
}
.fat::after {
  content: attr(data-label);
  position: absolute;
  right: 0;
  top: 10px;
  font-size: 0.7rem;
  color: var(--mag);
}

.status {
  font-family: "Press Start 2P", monospace;
  font-size: 0.62rem;
  padding: 0.55rem 0.7rem;
  border: 2px solid var(--ok);
  color: var(--ok);
}
.status[data-k="hide"] {
  border-color: var(--cyan);
  color: var(--cyan);
}
.status[data-k="bad"] {
  border-color: var(--bad);
  color: var(--bad);
  animation: pulse 0.35s steps(2) infinite;
}
.status[data-k="feed"] {
  border-color: var(--amber);
  color: var(--amber);
}

@keyframes pulse {
  50% {
    opacity: 0.45;
  }
}

.hud-side {
  position: absolute;
  right: 0.8rem;
  top: 4.6rem;
  width: 160px;
}
.scores {
  background: var(--panel);
  border: 1px solid rgba(255, 43, 214, 0.35);
  padding: 0.4rem;
}
.scores .sc {
  display: flex;
  justify-content: space-between;
  padding: 0.15rem 0.2rem;
  color: var(--c, #fff);
  font-size: 0.85rem;
}
.scores .sc.you {
  background: rgba(255, 43, 214, 0.12);
}
#minimap {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 0.45rem;
  border: 1px solid rgba(57, 231, 255, 0.4);
  image-rendering: pixelated;
}
.hint {
  color: #6d7398;
  font-size: 0.72rem;
  line-height: 1.35;
}

#toast {
  position: fixed;
  left: 50%;
  top: 22%;
  transform: translate(-50%, -20px);
  z-index: 9;
  font-family: "Press Start 2P", monospace;
  font-size: 0.58rem;
  text-align: center;
  color: #fff;
  text-shadow: 0 0 10px var(--mag);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
  max-width: 80vw;
}
#toast[data-show="1"] {
  opacity: 1;
  transform: translate(-50%, 0);
}

.carded {
  place-items: center;
  background: rgba(5, 1, 12, 0.62);
}
.carded:not([hidden]) {
  display: grid;
}
.panel {
  width: min(34rem, 92vw);
  background: var(--panel);
  border: 2px solid var(--cyan);
  padding: 1.4rem 1.3rem 1.2rem;
  box-shadow: 0 0 40px rgba(57, 231, 255, 0.15);
}
.panel h2 {
  font-family: "Press Start 2P", monospace;
  font-size: 1rem;
  line-height: 1.45;
  margin: 0 0 0.6rem;
}
.panel .btn {
  margin: 0.35rem 0.35rem 0 0;
}

.results {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}
.results li {
  display: grid;
  grid-template-columns: 2rem 1fr 3rem auto;
  gap: 0.5rem;
  padding: 0.4rem 0.2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.results .you {
  background: rgba(255, 43, 214, 0.1);
}
.results .nm {
  color: var(--c);
}
.results .fat {
  color: var(--dim);
  font-size: 0.8rem;
  border: 0;
  height: auto;
}

.touch {
  position: fixed;
  inset: auto 0 1rem 0;
  z-index: 7;
  display: none;
  justify-content: space-between;
  padding: 0 1rem;
  pointer-events: none;
}
.joystick {
  pointer-events: auto;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 2px solid rgba(57, 231, 255, 0.5);
  background: rgba(8, 4, 22, 0.45);
  position: relative;
}
.knob {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--mag);
  position: absolute;
  left: 50%;
  top: 50%;
  margin: -22px 0 0 -22px;
}
.touch-btns {
  pointer-events: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.touch-btns button {
  pointer-events: auto;
  font-family: "Press Start 2P", monospace;
  font-size: 0.55rem;
  width: 86px;
  height: 52px;
  border: 2px solid var(--cyan);
  background: rgba(8, 4, 22, 0.6);
  color: var(--ink);
}

@media (pointer: coarse) {
  .touch:not([hidden]) {
    display: flex;
  }
  .hint {
    display: none;
  }
}

/* Author `display:` rules beat the UA [hidden] stylesheet in Chrome.
   Keep this last so mode screens can actually close. */
[hidden] {
  display: none !important;
}