:root {
  --bg: #0b0d12;
  --panel: #151922;
  --panel2: #1c2230;
  --line: #2a3244;
  --text: #e9edf5;
  --muted: #98a2b8;
  --accent: #ffc928;
  --accent-ink: #1c1600;
  --blue: #4a86e0;
  --danger: #e5484d;
  --ok: #3ec46d;
  --u: 4px;
  --pad-op: 0.75;
  --pad-scale: 1;
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-l: env(safe-area-inset-left, 0px);
  --safe-r: env(safe-area-inset-right, 0px);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.4 system-ui, -apple-system, 'Segoe UI', Roboto, Ubuntu, sans-serif;
  overflow: hidden;
  overscroll-behavior: none;
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}
body {
  background: radial-gradient(120% 90% at 50% 20%, #171c27 0%, var(--bg) 60%);
}
button {
  font: inherit;
  color: inherit;
}
#app {
  position: fixed;
  inset: 0;
  touch-action: none;
}

/* ---------- stage & device ---------- */
#stage {
  position: absolute;
  inset: 0;
}
#device {
  position: absolute;
  width: max-content;
  display: flex;
  flex-direction: column;
  align-items: center;
}
#lcd-frame {
  position: relative;
  line-height: 0;
  background: #000;
}
#screen {
  display: block;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  touch-action: none;
}
.dev-top,
#keypad {
  display: none;
}

/* bezel */
#device.skin-bezel,
#device.skin-phone {
  background: linear-gradient(165deg, #4a505d 0%, #2a2f39 30%, #1a1d24 70%, #121419 100%);
  border-radius: calc(var(--u) * 9);
  padding: calc(var(--u) * 4) calc(var(--u) * 7) calc(var(--u) * 7);
  box-shadow:
    0 calc(var(--u) * 3) calc(var(--u) * 12) rgba(0, 0, 0, 0.6),
    inset 0 1px 0 rgba(255, 255, 255, 0.18),
    inset 0 -2px 0 rgba(0, 0, 0, 0.5);
}
#device.skin-bezel .dev-top,
#device.skin-phone .dev-top {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: calc(var(--u) * 1.4);
  height: calc(var(--u) * 13);
  width: 100%;
}
.dev-speaker {
  width: calc(var(--u) * 22);
  height: calc(var(--u) * 2.2);
  border-radius: 99px;
  background: repeating-linear-gradient(90deg, #07080a 0 calc(var(--u) * 1.2), #2b2f37 calc(var(--u) * 1.2) calc(var(--u) * 2));
  box-shadow: inset 0 1px 2px #000;
}
.dev-brand {
  font: 700 calc(var(--u) * 2.6) / 1 ui-monospace, 'Courier New', monospace;
  letter-spacing: 0.32em;
  color: #9aa3b4;
  opacity: 0.55;
}
#device.skin-bezel #lcd-frame,
#device.skin-phone #lcd-frame {
  padding: calc(var(--u) * 2);
  border-radius: calc(var(--u) * 2.5);
  background: #050608;
  box-shadow:
    inset 0 0 0 1px #000,
    0 1px 0 rgba(255, 255, 255, 0.12);
}

/* full phone keypad */
#device.skin-phone #keypad {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(var(--u) * 3);
  margin-top: calc(var(--u) * 6);
  width: calc(var(--u) * 101);
}
.kp {
  border: 0;
  padding: 0;
  cursor: pointer;
  touch-action: none;
  background: linear-gradient(180deg, #e9ecf1, #b9bec8);
  color: #1b1e25;
  box-shadow:
    0 calc(var(--u) * 0.6) 0 #6c7280,
    0 calc(var(--u) * 1) calc(var(--u) * 2) rgba(0, 0, 0, 0.4);
  transition: transform 0.05s;
}
.kp.down,
.kp:active {
  transform: translateY(calc(var(--u) * 0.5));
  box-shadow: 0 calc(var(--u) * 0.1) 0 #6c7280;
  filter: brightness(0.92);
}
.kp-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.kp-sk {
  width: calc(var(--u) * 24);
  height: calc(var(--u) * 9);
  border-radius: calc(var(--u) * 5) calc(var(--u) * 2) calc(var(--u) * 5) calc(var(--u) * 2);
  display: grid;
  place-items: center;
}
.kp-sk i {
  width: calc(var(--u) * 8);
  height: calc(var(--u) * 1.2);
  background: #505868;
  border-radius: 9px;
}
.kp-nav {
  position: relative;
  width: calc(var(--u) * 34);
  height: calc(var(--u) * 34);
  border-radius: 50%;
  background: radial-gradient(circle at 50% 40%, #c9ced8, #8d94a3);
  box-shadow:
    0 calc(var(--u) * 1) calc(var(--u) * 3) rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}
.kp-n {
  position: absolute;
  background: transparent;
  box-shadow: none;
}
.kp-n::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  border: calc(var(--u) * 2) solid transparent;
  transform: translate(-50%, -50%);
}
.kp-up {
  left: 30%;
  top: 0;
  width: 40%;
  height: 32%;
}
.kp-up::after {
  border-bottom-color: #3a404c;
  margin-top: calc(var(--u) * -1);
}
.kp-down {
  left: 30%;
  bottom: 0;
  width: 40%;
  height: 32%;
}
.kp-down::after {
  border-top-color: #3a404c;
  margin-top: calc(var(--u) * 1);
}
.kp-left {
  left: 0;
  top: 30%;
  width: 32%;
  height: 40%;
}
.kp-left::after {
  border-right-color: #3a404c;
  margin-left: calc(var(--u) * -1);
}
.kp-right {
  right: 0;
  top: 30%;
  width: 32%;
  height: 40%;
}
.kp-right::after {
  border-left-color: #3a404c;
  margin-left: calc(var(--u) * 1);
}
.kp-ok {
  left: 32%;
  top: 32%;
  width: 36%;
  height: 36%;
  border-radius: 50%;
  background: linear-gradient(180deg, #eef0f4, #b6bcc7);
  box-shadow: 0 calc(var(--u) * 0.5) calc(var(--u) * 1) rgba(0, 0, 0, 0.45);
}
.kp-n.down {
  background: rgba(0, 0, 0, 0.12);
  transform: none;
}
.kp-ok.down {
  filter: brightness(0.85);
}
.kp-call {
  margin-top: calc(var(--u) * -12);
  padding: 0 calc(var(--u) * 2);
  pointer-events: none;
}
.kp-green,
.kp-red {
  pointer-events: auto;
  width: calc(var(--u) * 16);
  height: calc(var(--u) * 7.5);
  border-radius: calc(var(--u) * 4);
  display: grid;
  place-items: center;
}
.kp-green i,
.kp-red i {
  width: calc(var(--u) * 7);
  height: calc(var(--u) * 2.4);
  border-radius: 99px;
  background: #2ca24a;
  transform: rotate(-20deg);
}
.kp-red i {
  background: #d93a3a;
  transform: rotate(20deg);
}
.kp-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: calc(var(--u) * 2.4) calc(var(--u) * 4);
  width: 100%;
  margin-top: calc(var(--u) * 1);
}
.kp-d {
  height: calc(var(--u) * 11.5);
  border-radius: calc(var(--u) * 6);
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: calc(var(--u) * 1.2);
  padding-top: calc(var(--u) * 2);
}
.kp-d b {
  font: 700 calc(var(--u) * 6) / 1 system-ui, sans-serif;
}
.kp-d small {
  font: 600 calc(var(--u) * 2.6) / 1 system-ui, sans-serif;
  color: #5b6272;
  text-transform: uppercase;
}

/* ---------- touch gamepad ---------- */
#pad {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: var(--pad-op);
}
#pad[hidden] {
  display: none;
}
.pad-zone {
  position: absolute;
  pointer-events: auto;
  touch-action: none;
}
#dpad .dpad-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 45%, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.05) 62%, rgba(255, 255, 255, 0.02));
  border: 2px solid rgba(255, 255, 255, 0.22);
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.4);
}
.dp {
  position: absolute;
  width: 0;
  height: 0;
  border: 9px solid transparent;
  opacity: 0.8;
}
.dp-u {
  left: 50%;
  top: 10%;
  transform: translateX(-50%);
  border-bottom: 13px solid #fff;
}
.dp-d {
  left: 50%;
  bottom: 10%;
  transform: translateX(-50%);
  border-top: 13px solid #fff;
}
.dp-l {
  top: 50%;
  left: 10%;
  transform: translateY(-50%);
  border-right: 13px solid #fff;
}
.dp-r {
  top: 50%;
  right: 10%;
  transform: translateY(-50%);
  border-left: 13px solid #fff;
}
.dp.on {
  opacity: 1;
  filter: drop-shadow(0 0 6px var(--accent));
}
.dp-u.on {
  border-bottom-color: var(--accent);
}
.dp-d.on {
  border-top-color: var(--accent);
}
.dp-l.on {
  border-right-color: var(--accent);
}
.dp-r.on {
  border-left-color: var(--accent);
}
.dpad-knob {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 34%;
  height: 34%;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle at 40% 35%, rgba(255, 255, 255, 0.45), rgba(255, 255, 255, 0.12));
  border: 1px solid rgba(255, 255, 255, 0.35);
  transition: transform 0.04s;
}
.pb {
  position: absolute;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.35);
  background: radial-gradient(circle at 40% 30%, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0.07) 70%);
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.04em;
  display: grid;
  place-items: center;
  touch-action: none;
  padding: 0;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}
.pb-a {
  border-color: rgba(255, 201, 40, 0.75);
  background: radial-gradient(circle at 40% 30%, rgba(255, 213, 80, 0.55), rgba(255, 180, 0, 0.18) 70%);
}
.pb-b {
  border-color: rgba(120, 170, 255, 0.7);
  background: radial-gradient(circle at 40% 30%, rgba(140, 180, 255, 0.45), rgba(70, 120, 220, 0.15) 70%);
}
.pb.down,
.ps.down {
  transform: scale(0.93);
  filter: brightness(1.5);
}
#pad-small {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
}
.ps {
  border-radius: 99px;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.05em;
  padding: 0 12px;
  height: 34px;
  min-width: 52px;
  touch-action: none;
}

/* ---------- corner buttons ---------- */
#corner {
  position: absolute;
  top: calc(var(--safe-t) + 8px);
  right: calc(var(--safe-r) + 8px);
  display: flex;
  gap: 8px;
  z-index: 5;
}
.corner-btn {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(20, 24, 33, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: grid;
  place-items: center;
  cursor: pointer;
  opacity: 0.55;
  transition: opacity 0.2s, background 0.2s;
}
.corner-btn:hover,
.corner-btn:focus-visible {
  opacity: 1;
  background: rgba(40, 48, 66, 0.85);
}
.corner-btn svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: #fff;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
#fps {
  position: absolute;
  left: calc(var(--safe-l) + 8px);
  top: calc(var(--safe-t) + 8px);
  font: 600 12px ui-monospace, monospace;
  background: rgba(0, 0, 0, 0.55);
  padding: 2px 6px;
  border-radius: 6px;
  color: #8f8;
  z-index: 5;
}
#toast {
  position: absolute;
  left: 50%;
  bottom: calc(var(--safe-b) + 24px);
  transform: translate(-50%, 20px);
  background: rgba(20, 24, 33, 0.95);
  border: 1px solid var(--line);
  padding: 10px 16px;
  border-radius: 12px;
  opacity: 0;
  pointer-events: none;
  transition: 0.25s;
  z-index: 50;
  max-width: min(90vw, 420px);
  text-align: center;
}
#toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}
#textin {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  font-size: 16px;
  border: 0;
  padding: 0;
}

/* ---------- splash ---------- */
#splash {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: radial-gradient(100% 80% at 50% 30%, #1b2233, #07080b 70%);
  z-index: 20;
  transition: opacity 0.4s;
}
#splash.gone {
  opacity: 0;
  pointer-events: none;
}
.splash-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding: 24px;
  text-align: center;
}
.splash-logo {
  width: min(78vw, 416px);
  image-rendering: pixelated;
  filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.6));
  animation: bob 2.4s ease-in-out infinite;
}
@keyframes bob {
  50% {
    transform: translateY(-6px);
  }
}
.splash-crates {
  display: flex;
  gap: 6px;
}
.splash-crates i {
  width: 22px;
  height: 22px;
  background: url(../assets/img/crates.png) 0 0 / 1400% 100%;
  image-rendering: pixelated;
  animation: drop 1.6s cubic-bezier(0.5, 0, 0.6, 1.4) infinite;
}
.splash-crates i:nth-child(2) {
  background-position: 7.692% 0;
  animation-delay: 0.15s;
}
.splash-crates i:nth-child(3) {
  background-position: 15.385% 0;
  animation-delay: 0.3s;
}
.splash-crates i:nth-child(4) {
  background-position: 23.077% 0;
  animation-delay: 0.45s;
}
@keyframes drop {
  0% {
    transform: translateY(-14px);
    opacity: 0;
  }
  30%,
  100% {
    transform: none;
    opacity: 1;
  }
}
.power-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 99px;
  border: 0;
  cursor: pointer;
  background: linear-gradient(180deg, #ffd84a, #f0a800);
  color: var(--accent-ink);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.02em;
  box-shadow:
    0 8px 30px rgba(255, 190, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
}
.power-btn:disabled {
  filter: grayscale(1) brightness(0.7);
  cursor: progress;
}
.power-ico {
  width: 18px;
  height: 18px;
  border: 3px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  position: relative;
}
.power-ico::after {
  content: '';
  position: absolute;
  left: 50%;
  top: -6px;
  width: 3px;
  height: 10px;
  background: currentColor;
  transform: translateX(-50%);
  border-radius: 2px;
}
.splash-hint {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  min-height: 1em;
}

/* ---------- port menu ---------- */
#portmenu {
  position: absolute;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  background: rgba(5, 7, 10, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  touch-action: auto;
  -webkit-user-select: text;
  user-select: text;
}
#portmenu[hidden] {
  display: none;
}
.pm {
  width: min(640px, 100vw);
  height: min(760px, 100%);
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 20px 70px rgba(0, 0, 0, 0.6);
}
@media (max-width: 680px), (max-height: 560px) {
  .pm {
    width: 100vw;
    height: 100%;
    border-radius: 0;
    border: 0;
  }
}
.pm-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: calc(var(--safe-t) + 12px) calc(var(--safe-r) + 14px) 10px calc(var(--safe-l) + 16px);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #1b2130, var(--panel));
}
.pm-head img {
  height: 30px;
  image-rendering: pixelated;
}
.pm-head h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  flex: 1;
  color: var(--muted);
}
.pm-x {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel2);
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
}
.pm-game {
  display: flex;
  gap: 8px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.pm-tabs {
  display: flex;
  gap: 6px;
  padding: 10px 14px;
  overflow-x: auto;
  scrollbar-width: none;
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}
.pm-tabs::-webkit-scrollbar {
  display: none;
}
.pm-tab {
  flex-shrink: 0;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  padding: 7px 13px;
  border-radius: 99px;
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
}
.pm-tab[aria-selected='true'] {
  background: var(--accent);
  color: var(--accent-ink);
}
.pm-body {
  flex: 1;
  overflow-y: auto;
  padding: 6px 16px calc(var(--safe-b) + 24px);
  overscroll-behavior: contain;
}
.pm-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.pm-row.col {
  flex-direction: column;
  align-items: stretch;
}
.pm-lbl {
  flex: 1;
  min-width: 0;
}
.pm-lbl b {
  display: block;
  font-weight: 600;
}
.pm-lbl small {
  display: block;
  color: var(--muted);
  font-size: 12.5px;
  margin-top: 2px;
}
.pm-section {
  margin: 18px 0 2px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.sw {
  position: relative;
  width: 48px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 99px;
  border: 0;
  background: #39415a;
  cursor: pointer;
  transition: background 0.15s;
}
.sw::after {
  content: '';
  position: absolute;
  left: 3px;
  top: 3px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.15s;
}
.sw[aria-checked='true'] {
  background: var(--ok);
}
.sw[aria-checked='true']::after {
  transform: translateX(20px);
}
.seg {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.seg button {
  border: 1px solid var(--line);
  background: var(--panel2);
  border-radius: 10px;
  padding: 7px 11px;
  cursor: pointer;
  font-size: 13.5px;
}
.seg button[aria-pressed='true'] {
  border-color: var(--accent);
  background: rgba(255, 201, 40, 0.14);
  color: #fff;
}
.rng {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 46%;
}
.rng input {
  flex: 1;
  accent-color: var(--accent);
}
.rng output {
  min-width: 46px;
  text-align: right;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}
.btn {
  border: 1px solid var(--line);
  background: var(--panel2);
  padding: 9px 14px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
}
.btn.primary {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: transparent;
}
.btn.danger {
  color: #ffb3b5;
  border-color: rgba(229, 72, 77, 0.5);
}
.btns {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.keys {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 12px;
  align-items: center;
}
.keys .kbd {
  border: 1px solid var(--line);
  background: var(--panel2);
  padding: 6px 10px;
  border-radius: 8px;
  cursor: pointer;
  font: 600 12.5px ui-monospace, monospace;
  min-width: 120px;
  text-align: center;
}
.keys .kbd.wait {
  border-color: var(--accent);
  color: var(--accent);
}
table.rec {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
table.rec th,
table.rec td {
  padding: 7px 4px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
table.rec th {
  color: var(--muted);
  font-weight: 600;
  font-size: 12px;
}
table.rec td.n {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}
table.rec img {
  width: 10px;
  image-rendering: pixelated;
  vertical-align: middle;
  margin-right: 6px;
}
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 8px;
}
.stat {
  background: var(--panel2);
  border-radius: 12px;
  padding: 10px 12px;
}
.stat b {
  display: block;
  font-size: 20px;
  font-variant-numeric: tabular-nums;
}
.stat span {
  color: var(--muted);
  font-size: 12px;
}
.note {
  background: rgba(255, 201, 40, 0.08);
  border: 1px solid rgba(255, 201, 40, 0.3);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 13px;
  margin-top: 12px;
}
.about p {
  color: #c9d0de;
}
.about a {
  color: var(--accent);
}
select.sel {
  background: var(--panel2);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  font: inherit;
  font-size: 14px;
  max-width: 60%;
}