.menu-filter-defs { position: absolute; pointer-events: none; }
.logo-pixel { display: block; filter: url(#logo-key-pixels); animation: arc-logo-float 3s ease-in-out infinite; }
.brand-full-logo { display: block; width: 100%; height: auto; overflow: visible; }
.brand-lockup { display: flex; color: var(--arc-fog); }
.logo-home { display: block; color: inherit; text-decoration: none; touch-action: manipulation; }
.logo-home:focus-visible, .brand-footer:focus-visible { outline: 2px solid var(--arc-fog); outline-offset: 5px; }
.brand-footer {
  position: absolute; display: block; left: calc(30px + env(safe-area-inset-left));
  bottom: calc(30px + env(safe-area-inset-bottom)); z-index: 3; width: 130px;
  color: var(--arc-teal); text-decoration: none; touch-action: manipulation;
  -webkit-tap-highlight-color: transparent; animation: arc-logo-float 3s ease-in-out infinite;
}
.brand-footer .logo-pixel { animation: none; }
.brand-footer[aria-disabled=true] { pointer-events: none; }
.is-ready .brand-footer, .is-paused .brand-footer, .is-gameover .brand-footer { color: var(--arc-fog); }
@keyframes arc-logo-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }
.overlay {
  position: absolute; inset: 0; z-index: 2;
  display: grid; place-items: center; align-items: safe center;
  padding: calc(65px + env(safe-area-inset-top)) calc(32px + env(safe-area-inset-right)) calc(85px + env(safe-area-inset-bottom)) calc(32px + env(safe-area-inset-left));
  overflow-y: auto; overscroll-behavior: contain; background: #082c3148; cursor: default;
}
.overlay[hidden] { display: none; }
.menu-shell { width: min(440px, 100%); }
.card, .options-panel {
  position: relative; width: 100%; max-height: none; overflow: visible;
  border: 1px solid #719a8f; border-radius: 0; background: var(--arc-panel);
  box-shadow: 6px 6px 0 #092c30b3; color: var(--arc-fog);
}
.card::before, .options-panel::before {
  content: ''; position: absolute; top: -1px; left: -1px; right: -1px; height: 3px; background: var(--arc-mint);
}
.card { padding: 38px 38px 32px; text-align: center; }
.card > .brand-lockup { justify-content: center; margin: 0 0 25px; }
.card > .brand-lockup .logo-pixel { width: 140px; }
.menu-heading { display: block; margin: 0; }
.card h2 { margin: 0 0 14px; color: var(--arc-fog); font: 400 31px/40px ArcPixel, monospace; letter-spacing: -1.3px; text-shadow: none; text-wrap: balance; }
.card p { font-size: 12px; line-height: 21px; color: var(--arc-muted); }
#overlay-message { margin: 0 0 28px; white-space: pre-line; }
#overlay-message:empty { display: none; }
.menu-status { display: none; }
.card .silver-button, .silver-button {
  display: flex; align-items: center; justify-content: center; width: 100%; min-height: 58px;
  padding: 2px 6px; border: 12px solid transparent; border-radius: 0;
  border-image: url('/assets/ui/silver-button-frame.svg') 16 fill / 14px / 0 stretch;
  background: transparent; color: var(--arc-teal); font: 400 13px/20px ArcPixel, monospace;
  letter-spacing: -.45px; text-align: center; text-decoration: none; touch-action: manipulation;
}
.card .silver-button::before { content: none; }
.card .silver-button:hover:not(:disabled), .silver-button:hover:not(:disabled) { background: transparent; filter: brightness(1.06); }
.card .silver-button:active:not(:disabled), .silver-button:active:not(:disabled) { background: transparent; transform: translateY(2px); }
.card .silver-button:focus-visible, .silver-button:focus-visible { outline: 2px solid var(--arc-mint); outline-offset: 3px; }
.card .silver-button:disabled, .silver-button:disabled { opacity: .6; color: var(--arc-teal); background: transparent; }
.silver-button[hidden] { display: none; }
.menu-actions > .silver-button + .silver-button { margin-top: 12px; }
.text-action, .card .text-action {
  display: flex; align-items: center; justify-content: center; padding: 10px 4px; min-height: 38px;
  border: 0; background: transparent; color: var(--arc-muted); font: 600 11px/18px ArcMontserrat, sans-serif;
  text-align: center; text-decoration: none;
}
.text-action:hover:not(:disabled), .card .text-action:hover:not(:disabled), .card .share-linkedin:hover[aria-disabled=false] { color: var(--arc-fog); background: transparent; text-decoration: underline; text-underline-offset: 4px; }
.text-action:focus-visible, .card .text-action:focus-visible { outline: 2px solid var(--arc-fog); outline-offset: 3px; }
.card .text-action:disabled, .card .share-linkedin[aria-disabled=true] { background: transparent; color: var(--arc-muted); opacity: .6; cursor: default; }
.pause-hint { display: flex; align-items: center; justify-content: center; gap: 8px; margin: 20px 0 0 !important; font-size: 10px !important; }
.pause-hint[hidden] { display: none; }
.key-chip { display: inline-flex; align-items: center; justify-content: center; min-width: 25px; height: 25px; padding: 0 6px; border: 1px solid #658c83; background: #164547; box-shadow: 0 2px 0 #062d30; color: var(--arc-fog); font: 600 11px/1 ArcMontserrat, sans-serif; }
.outside-controls { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 30px; margin-top: 28px; font-size: 11px; color: var(--arc-fog); }
.outside-controls[hidden] { display: none; }
.outside-controls > span { display: flex; align-items: center; gap: 8px; }
.outside-controls i { height: 16px; width: 1px; background: #8cab9c; }
.outside-controls .key-chip { background: linear-gradient(90deg, #d7d7d7, #e7e7e7 50%, #d7d7d7); color: var(--arc-teal); border-color: #f8f8f8; box-shadow: 0 2px 0 #a3a3a3, 0 3px 0 #8d8d8d; }
.outside-controls .label { margin-left: 3px; }
.outside-controls .or { color: var(--arc-muted); font-size: 9px; }
.is-ready .menu-shell { width: min(850px, 100%); }
.is-ready .card { display: grid; grid-template-columns: 1.15fr 1fr; column-gap: 62px; align-items: center; padding: 45px 48px 46px; text-align: left; }
.is-ready .card > .brand-lockup { grid-column: 1; grid-row: 1; justify-content: flex-start; margin-bottom: 31px; align-self: end; }
.is-ready .card > .brand-lockup .logo-pixel { width: 164px; }
.is-ready .menu-identity { grid-column: 1; grid-row: 2; align-self: start; }
.is-ready .menu-actions { grid-column: 2; grid-row: 1 / 3; }
.is-ready .card h2 { font-size: 38px; line-height: 1.24; max-width: 340px; margin: 10px 0 19px; }
.is-ready #overlay-message { display: block; font-size: 13px; line-height: 23px; max-width: 310px; margin: 0; }
.is-ready .demo { margin-top: 24px !important; }
.is-paused .menu-actions > .menu-secondary { min-height: 34px; margin-top: 20px; padding: 10px 4px; border: 0; border-image: none; background: transparent; color: var(--arc-muted); font: 600 11px/18px ArcMontserrat, sans-serif; letter-spacing: 0; }
.is-paused .menu-actions > .menu-secondary:hover { color: var(--arc-fog); text-decoration: underline; text-underline-offset: 4px; }
.run-score { display: none; }
.is-gameover .menu-shell { width: min(490px, 100%); }
.is-gameover .card { padding: 35px 38px 27px; }
.is-gameover .card > .brand-lockup { margin-bottom: 23px; }
.is-gameover .card h2 { font-size: 28px; line-height: 37px; margin: 0; }
.is-gameover .menu-status:not(:empty) { display: inline-flex; align-items: center; gap: 7px; margin-top: 12px; max-width: none; color: var(--arc-mint); font-size: 9px; line-height: 16px; letter-spacing: 1px; text-align: center; }
.is-gameover .menu-status:not(:empty)::before { content: ''; width: 5px; height: 5px; background: var(--arc-mint); box-shadow: 0 0 0 1px var(--arc-mint); }
.is-gameover .run-score { display: block; margin: 25px 0 28px; }
.run-score-label { display: block; margin-bottom: 10px; color: var(--arc-muted); font-size: 9px; line-height: 16px; letter-spacing: 1.6px; text-transform: uppercase; }
#menu-score { display: block; color: var(--arc-fog); font: 400 76px/1 ArcPixel, monospace; letter-spacing: -5px; }
#menu-score.is-long { font-size: 42px; letter-spacing: -2px; }
.is-gameover #overlay-message { display: none; }
.card .sharing { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 24px 0 0; padding-top: 12px; border-top: 1px solid var(--arc-line); }
.card .sharing[hidden] { display: none; }
.card .sharing .text-action { font-size: 10px; white-space: nowrap; }
.card .share-status { grid-column: 1 / -1; margin: 0; color: var(--arc-muted); font-size: 10px; line-height: 17px; }
.card .share-status:empty { display: none; }
.result-url { grid-column: 1 / -1; border-color: var(--arc-line); color: var(--arc-fog); }
.options summary { width: 40px; height: 38px; border: 1px solid #95b7ac; color: var(--arc-fog); box-shadow: none; }
.options-panel { position: absolute; top: 53px; right: 4px; width: 280px; padding: 25px 24px 24px; }
.options-panel h2 { margin: 0 0 20px; font: 400 19px/25px ArcPixel, monospace; letter-spacing: -.6px; }
.options-panel .option-row { display: flex; align-items: center; justify-content: space-between; width: 100%; min-height: 48px; padding: 14px 0; border: 0; border-bottom: 1px solid var(--arc-line); background: transparent; text-align: left; font: 600 12px/20px ArcMontserrat, sans-serif; color: var(--arc-fog); }
.options-panel .option-row:hover:not(:disabled) { color: var(--arc-mint); background: transparent; }
.options-panel .option-row:disabled { opacity: .4; }
.option-row .key-chip { min-width: 24px; height: 22px; font-size: 10px; }
.sound-switch { min-width: 37px; padding: 3px 8px; border: 1px solid var(--arc-mint); background: var(--arc-mint); color: var(--arc-teal); font-size: 9px; line-height: 14px; letter-spacing: .6px; text-align: center; }
.sound-switch.is-off { background: transparent; color: var(--arc-muted); border-color: var(--arc-line); }
.options-controls { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 10px 15px; padding: 22px 0 0; color: var(--arc-muted); font-size: 10px; line-height: 16px; }
.options-controls > span:nth-child(even) { color: var(--arc-fog); text-align: right; }
.has-options .menu-shell { opacity: .35; }
.has-leaderboard .overlay { visibility: hidden; }
.has-leaderboard .brand-footer, .has-leaderboard .hud, .has-leaderboard .options { opacity: .15; pointer-events: none; }
@media (max-width: 760px) {
  .is-ready .card { column-gap: 34px; padding: 36px; }
  .is-ready .card h2 { font-size: 32px; }
  .is-ready #overlay-message { font-size: 12px; }
  .brand-footer { left: calc(22px + env(safe-area-inset-left)); bottom: calc(24px + env(safe-area-inset-bottom)); width: 110px; }
}
@media (max-width: 620px) {
  .overlay { padding: calc(70px + env(safe-area-inset-top)) calc(20px + env(safe-area-inset-right)) calc(106px + env(safe-area-inset-bottom)) calc(20px + env(safe-area-inset-left)); }
  .is-ready .menu-shell { width: min(400px, 100%); }
  .is-ready .card { display: block; text-align: center; padding: 30px 28px 27px; }
  .is-ready .card > .brand-lockup { justify-content: center; margin-bottom: 25px; }
  .is-ready .card > .brand-lockup .logo-pixel { width: 138px; }
  .is-ready .card h2 { font-size: 28px; line-height: 35px; max-width: none; margin: 9px 0 16px; letter-spacing: -1.2px; }
  .is-ready #overlay-message { font-size: 11px; line-height: 20px; max-width: 290px; margin: 0 auto 25px; }
  .is-ready .menu-actions > .silver-button + .silver-button { margin-top: 11px !important; }
  .is-ready .silver-button, .is-gameover .silver-button { min-height: 54px; padding: 2px 6px; font-size: 13px; }
  .outside-controls { gap: 14px; margin-top: 21px; font-size: 9px; }
  .outside-controls > span { gap: 5px; }
  .outside-controls .key-chip { min-width: 21px; height: 24px; padding: 0 4px; font-size: 9px; }
  .outside-controls .or, .outside-controls i { display: none; }
  .outside-controls .label { margin-left: 0; }
  .menu-shell { width: min(380px, 100%); }
  .card { padding: 29px 26px 24px; }
  .card h2 { font-size: 27px; line-height: 35px; }
  .card > .brand-lockup .logo-pixel { width: 130px; }
  .card > .brand-lockup { margin-bottom: 23px; }
  .card #overlay-message { font-size: 11px; margin-bottom: 24px; }
  .is-gameover .menu-shell { width: min(380px, 100%); }
  .is-gameover .card { padding: 29px 27px 23px; }
  .is-gameover .card > .brand-lockup .logo-pixel { width: 132px; }
  .is-gameover .card > .brand-lockup { margin-bottom: 22px; }
  .is-gameover .card h2 { font-size: 25px; line-height: 34px; }
  .is-gameover .run-score { margin: 24px 0; }
  #menu-score { font-size: 65px; letter-spacing: -4px; }
  #menu-score.is-long { font-size: 34px; letter-spacing: -1px; }
  .card .sharing { gap: 5px; margin-top: 22px; padding-top: 8px; }
  .card .sharing .text-action { min-height: 36px; }
  .options-panel { top: 52px; right: 0; width: 260px; padding: 22px; }
  .options-panel h2 { font-size: 18px; }
  .brand-footer { left: calc(20px + env(safe-area-inset-left)); bottom: calc(49px + env(safe-area-inset-bottom)); width: clamp(104px, 30vw, 128px); min-height: 44px; display: flex; align-items: center; }
  .key-controls { right: calc(20px + env(safe-area-inset-right)); bottom: calc(24px + env(safe-area-inset-bottom)); grid-template-columns: repeat(2, 64px); column-gap: 14px; }
  .key-image { width: 64px; height: 61px; }
  .key-control { min-height: 87px; gap: 10px; }
  .key-hint { display: none; }
}
@media (max-height: 650px) and (min-width: 621px) {
  .overlay { padding-top: calc(55px + env(safe-area-inset-top)); padding-bottom: calc(38px + env(safe-area-inset-bottom)); }
  .is-ready .card { padding: 32px 40px; }
  .is-ready .card > .brand-lockup { margin-bottom: 20px; }
  .is-ready .card h2 { font-size: 32px; margin-bottom: 12px; }
  .outside-controls { margin-top: 18px; }
  .is-gameover .menu-shell { width: min(630px, 100%); }
  .is-gameover .card { padding: 24px 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 0 32px; align-items: center; }
  .is-gameover .card > .brand-lockup { grid-column: 1 / -1; margin-bottom: 12px; }
  .is-gameover .card > .brand-lockup .logo-pixel { width: 115px; }
  .is-gameover .menu-identity { grid-column: 1; }
  .is-gameover .menu-actions { grid-column: 2; }
  .is-gameover .card h2 { font-size: 23px; }
  .is-gameover .menu-status:not(:empty) { margin-top: 4px; }
  .is-gameover .run-score { margin: 12px 0; }
  .is-gameover #menu-score { font-size: 66px; }
  .is-gameover #menu-score.is-long { font-size: 34px; }
  .is-gameover .silver-button { min-height: 48px; }
  .is-gameover .menu-actions > .silver-button + .silver-button { margin-top: 10px; }
  .is-gameover .sharing { display: flex; flex-wrap: wrap; justify-content: center; gap: 5px 13px; margin-top: 12px; padding-top: 5px; }
  .is-gameover .sharing[hidden] { display: none; }
  .is-gameover .sharing .share-status, .is-gameover .sharing .result-url { width: 100%; }
  .card { padding: 28px 34px 24px; }
  .brand-footer { bottom: calc(20px + env(safe-area-inset-bottom)); }
}
@media (max-width: 350px) {
  .overlay { padding-left: calc(14px + env(safe-area-inset-left)); padding-right: calc(14px + env(safe-area-inset-right)); }
  .is-ready .card, .is-gameover .card, .card { padding-left: 22px; padding-right: 22px; }
  .outside-controls { gap: 10px; }
  .brand-footer { left: calc(16px + env(safe-area-inset-left)); }
  .key-controls { right: calc(16px + env(safe-area-inset-right)); column-gap: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  .logo-pixel, .brand-footer { animation: none; transform: none; }
  .silver-button:active:not(:disabled) { transform: none; }
}