:root {
  --night: #0d0221;
  --magenta: #ff2a6d;
  --cyan: #05d9e8;
  --yellow: #ffd319;
  --purple: #8c1eff;
  --orange: #ff8c00;
  --green: #39ff14;
  --cream: #fff3d6;
  --brown: #3d1c02;
  --rust: #c1440e;
  --mustard: #f2a900;
  --wine: #6b1e1e;
  --win-grey: #c0c0c0;
  --win-blue: #000080;
  --font-arcade: 'Press Start 2P', monospace;
  --font-display: 'Bungee', Impact, sans-serif;
  --font-neon: 'Monoton', cursive;
  --font-groovy: 'Shrikhand', 'Bungee', serif;
  --font-marker: 'Permanent Marker', cursive;
  --font-body: 'VT323', monospace;
  --ring: clamp(4px, 1.6vw, 8px);
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--night);
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 1.35rem;
  line-height: 1.35;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cyan); }
:focus-visible { outline: 3px dashed var(--yellow); outline-offset: 3px; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* Global CRT + confetti layers */
.crt-overlay {
  position: fixed; inset: 0; pointer-events: none; z-index: 50;
  background:
    repeating-linear-gradient(to bottom, rgba(0, 0, 0, .16) 0 1px, transparent 1px 3px),
    radial-gradient(ellipse at center, transparent 60%, rgba(0, 0, 0, .45) 100%);
}
#confetti { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 60; }

/* Hero: synthwave sunset */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh; overflow: hidden;
  display: grid; place-items: center; text-align: center;
  background: linear-gradient(to bottom, #0d0221 0%, #2b0f54 40%, #ab1f65 62%, #0d0221 62.1%);
}
.hero::after {
  content: ''; position: absolute; left: 0; right: 0; height: 14px; top: -20px; z-index: 5;
  background: rgba(255, 255, 255, .12); filter: blur(2px); pointer-events: none;
  animation: tracking 7s linear infinite;
}
@keyframes tracking { 0% { top: -20px; } 25%, 100% { top: 105%; } }
.sky { position: absolute; inset: 0 0 38% 0; overflow: hidden; display: grid; place-items: end center; }
.sun {
  width: min(80vw, 560px); aspect-ratio: 1; border-radius: 50%; transform: translateY(50%);
  background: linear-gradient(to bottom, var(--yellow) 0%, #ff9a3c 22%, var(--magenta) 42%, var(--purple) 50%);
  box-shadow: 0 0 80px rgba(255, 42, 109, .6);
  -webkit-mask: linear-gradient(to bottom, #000 0 30%, transparent 30% 32%, #000 32% 37%, transparent 37% 40%, #000 40% 44%, transparent 44% 48%, #000 48%);
  mask: linear-gradient(to bottom, #000 0 30%, transparent 30% 32%, #000 32% 37%, transparent 37% 40%, #000 40% 44%, transparent 44% 48%, #000 48%);
}
.grid-wrap { position: absolute; left: 0; right: 0; top: 62%; bottom: 0; overflow: hidden; }
/* Fade toward the horizon (overlay instead of mask: Safari drops masked 3D layers). */
.grid-wrap::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(to bottom, #0d0221 0%, rgba(13, 2, 33, 0) 30%);
}
/* Fixed height keeps the plane's near edge in front of the camera (z < perspective);
   a plane crossing the camera is dropped or flattened by Safari. */
.grid-floor {
  position: absolute; left: -50%; right: -50%; top: 0; height: 270px;
  transform-origin: top center; transform: perspective(300px) rotateX(70deg);
  background-image:
    linear-gradient(var(--magenta) 2px, transparent 2px),
    linear-gradient(90deg, var(--magenta) 2px, transparent 2px);
  background-size: 60px 60px;
  animation: grid-run 1s linear infinite;
}
@keyframes grid-run { to { background-position: 0 60px; } }
#bouncers { position: absolute; inset: 0; z-index: 2; }
.osd {
  position: absolute; top: 16px; left: 16px; right: 16px; z-index: 4;
  display: flex; justify-content: space-between;
  font-size: 1.6rem; color: #fff; text-shadow: 2px 2px 0 #000; letter-spacing: .05em;
}
.hero-content { position: relative; z-index: 3; padding: 16px; margin-top: -24vh; }
.kicker {
  margin: 0; font-family: var(--font-arcade); font-size: clamp(.65rem, 2.4vw, 1rem);
  letter-spacing: .12em; text-transform: uppercase; color: var(--cyan); text-shadow: 0 0 8px var(--cyan);
}
.chrome {
  margin: .1em 0 0; font-family: var(--font-display); font-weight: 400;
  font-size: clamp(7rem, 30vw, 17rem); line-height: .9; cursor: pointer; user-select: none;
  background: linear-gradient(to bottom, #fff 0%, #c7e9ff 30%, #4a5a8a 48%, #0d0221 50%, #ffd3f1 52%, #ff8ad8 72%, #fff 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  -webkit-text-stroke: 2px #fff;
  filter: drop-shadow(0 0 18px rgba(255, 42, 109, .8)) drop-shadow(5px 7px 0 var(--purple));
}
.tagline {
  margin: .2em 0 1.2em; font-family: var(--font-neon); font-size: clamp(1.1rem, 4.5vw, 2.4rem);
  color: #fff; text-shadow: 0 0 6px var(--magenta), 0 0 22px var(--magenta), 2px 2px 0 var(--purple);
}
.hint {
  margin: 0; font-family: var(--font-arcade); font-size: .7rem; letter-spacing: .06em;
  color: var(--yellow); text-shadow: 0 0 8px var(--orange); animation: blink 1.6s steps(2, jump-none) infinite;
}
@keyframes blink { 50% { opacity: .35; } }
body.booting .hero { animation: crt-on 1s ease-out both; }
@keyframes crt-on {
  0%, 35% { transform: scale(1, .004); filter: brightness(4); }
  60% { transform: scale(1, 1); filter: brightness(2); }
  100% { transform: none; filter: none; }
}

/* Logo stickers */
.sticker {
  position: relative; display: block; padding: 0; border: 0; background: none;
  font: inherit; color: inherit; cursor: pointer; perspective: 700px;
}
.sticker .face {
  display: block; height: 100%; padding: 6px; border-radius: 14px; background: #fff;
  box-shadow: 0 0 0 2px rgba(0, 0, 0, .15), 4px 6px 0 rgba(0, 0, 0, .35);
  -webkit-backface-visibility: hidden; backface-visibility: hidden;
  transition: transform .6s cubic-bezier(.3, 1.5, .5, 1), visibility 0s .15s;
}
.sticker .face img { border-radius: 9px; }
.sticker .back {
  position: absolute; inset: 0; display: grid; place-content: center; text-align: center;
  background: var(--yellow); color: var(--night); transform: rotateY(180deg);
  font-family: var(--font-display); font-size: clamp(1rem, 3vw, 1.6rem); line-height: 1.1;
}
.sticker .back small { display: block; margin-top: .4em; font-family: var(--font-arcade); font-size: .4em; }
.sticker .back small + small { margin-top: .25em; }
.sticker .front { position: relative; }
.sticker.got .front img { opacity: .55; filter: grayscale(.6); }
.sticker.got .front::after {
  content: '✓'; position: absolute; top: 2px; right: 2px; width: 20px; height: 20px;
  display: grid; place-items: center; border-radius: 50%; background: #1fd45a; color: #04210f;
  font: 700 14px/1 var(--font-arcade); box-shadow: 0 0 0 2px var(--night), 0 0 8px #1fd45a;
}
.sticker.flipped .front { transform: rotateY(180deg); }
.sticker.flipped .back { transform: rotateY(360deg); }
/* Safari ignores backface-visibility under filters (bouncers), so swap faces explicitly. */
.sticker .back, .sticker.flipped .front { visibility: hidden; }
.sticker.flipped .back { visibility: visible; }
.bouncer {
  position: absolute; left: 0; top: 0; width: clamp(96px, 14vw, 170px);
  filter: hue-rotate(var(--hue, 0deg)); will-change: transform; opacity: .85;
}
.floaters { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.floater {
  position: absolute; width: clamp(80px, 12vw, 150px); pointer-events: auto;
  transform: rotate(var(--rot, 0deg)); opacity: .95;
}

/* Belts */
.belts {
  display: grid; gap: 22px; padding: 28px 0; overflow: hidden; background: var(--night);
  border-block: 6px solid; border-image: linear-gradient(90deg, var(--magenta), var(--yellow), var(--cyan), var(--purple)) 1;
}
.belt { overflow: hidden; }
.belt { touch-action: pan-y; cursor: grab; -webkit-user-select: none; user-select: none; }
.belt.dragging { cursor: grabbing; }
.belt img { -webkit-user-drag: none; }
.track { display: flex; width: max-content; will-change: transform; }
.track .sticker { height: 110px; margin-right: 22px; transform: rotate(var(--rot, 0deg)); }
.track .sticker img { height: 100%; width: auto; }

/* Save the date: 70s */
.date {
  position: relative; overflow: hidden; padding: 96px 16px; text-align: center; color: var(--brown);
  background: repeating-conic-gradient(from 0deg at 50% 50%, var(--mustard) 0 10deg, var(--orange) 10deg 20deg, var(--rust) 20deg 30deg, var(--wine) 30deg 40deg);
}
.date-content {
  position: relative; z-index: 2; max-width: 720px; margin: 0 auto; padding: 40px 24px;
  margin-inline: max(calc(var(--ring) * 4), calc((100% - 720px) / 2));
  background: var(--cream); border-radius: 28px;
  box-shadow: 0 0 0 var(--ring) var(--mustard), 0 0 0 calc(var(--ring) * 2) var(--orange),
    0 0 0 calc(var(--ring) * 3) var(--rust), 0 0 0 calc(var(--ring) * 4) var(--wine);
}
.groovy {
  margin: 0 0 .4em; font-family: var(--font-groovy); font-weight: 400;
  font-size: clamp(2.3rem, 8vw, 4.5rem); color: var(--rust); transform: rotate(-3deg);
  text-shadow: 3px 3px 0 var(--mustard), 6px 6px 0 var(--orange), 9px 9px 0 var(--wine);
}
.flipboard { display: flex; justify-content: center; gap: 4px; margin: 8px 0 28px; font-family: var(--font-display); }
.flap {
  position: relative; display: grid; place-items: center;
  width: clamp(26px, 7.5vw, 64px); height: clamp(42px, 12vw, 92px);
  font-size: clamp(1.4rem, 6vw, 3.4rem); color: #fff; background: #222; border-radius: 6px;
  box-shadow: inset 0 -3px 0 rgba(0, 0, 0, .6), 0 4px 0 #000;
}
.flap::after { content: ''; position: absolute; left: 0; right: 0; top: 50%; height: 2px; background: #000; }
.flap.flipping { animation: flap .08s linear infinite; }
@keyframes flap { 50% { transform: scaleY(.6); } }
.sep { align-self: end; font-family: var(--font-display); font-size: clamp(1.4rem, 6vw, 3.4rem); color: var(--rust); line-height: 1; }
.venue { margin: 0; font-family: var(--font-display); font-size: clamp(1rem, 3.5vw, 1.5rem); }
.venue span { display: block; font-size: 1.6em; color: var(--rust); }
.map-link { display: inline-block; margin-top: 10px; font-family: var(--font-arcade); font-size: .7rem; color: var(--brown); }
.next-step {
  display: inline-block; margin-top: 32px; padding: 14px 20px; text-decoration: none; text-transform: uppercase;
  font-family: var(--font-arcade); font-size: clamp(.75rem, 2.6vw, .95rem); color: var(--cream);
  background: var(--rust); border-radius: 10px; box-shadow: 0 5px 0 var(--wine);
}
.next-step:hover { background: var(--wine); }
.cassette {
  max-width: 420px; aspect-ratio: 1.6; margin: 34px auto 0; padding: 14px;
  background: #2a2a2a; border-radius: 14px; box-shadow: 0 8px 0 #111;
}
.cassette-label {
  height: 100%; padding: 10px 14px; border-radius: 8px;
  display: flex; flex-direction: column; justify-content: space-between;
  background: linear-gradient(to bottom, var(--cream) 0 30%, var(--mustard) 30% 40%, var(--orange) 40% 50%, var(--rust) 50% 60%, var(--cream) 60%);
}
.cassette-title { margin: 0; font-family: var(--font-marker); font-size: clamp(1rem, 4vw, 1.5rem); color: #1d3557; transform: rotate(-2deg); }
.cassette-window {
  align-self: center; width: 70%; height: 28%; padding: 0 6%;
  display: flex; align-items: center; justify-content: space-between; background: #111; border-radius: 30px;
}
.reel {
  width: 22%; aspect-ratio: 1; border-radius: 50%; border: 4px solid #fff;
  background: repeating-conic-gradient(#fff 0 30deg, #bbb 30deg 60deg); animation: spin 3s linear infinite;
}
.tape { flex: 1; height: 40%; margin: 0 4%; background: #5a3a22; border-radius: 4px; }
.cassette-sides { margin: 0; display: flex; justify-content: space-between; gap: 6px; font-family: var(--font-arcade); font-size: clamp(.42rem, 1.8vw, .65rem); color: var(--brown); }
@keyframes spin { to { transform: rotate(360deg); } }

/* Registration: arcade */
.register {
  position: relative; overflow: hidden; padding: 96px 16px;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cpath d='M10 24 q10 -12 20 0 t20 0 t20 0' stroke='%2305d9e8' stroke-width='4' fill='none' opacity='.5'/%3E%3Cpolygon points='92,72 112,104 72,104' fill='none' stroke='%23ff2a6d' stroke-width='4' opacity='.5'/%3E%3Ccircle cx='32' cy='104' r='7' fill='%23ffd319' opacity='.6'/%3E%3C/svg%3E"),
    radial-gradient(circle at 15% 20%, #3a0ca3 0, transparent 45%),
    radial-gradient(circle at 85% 80%, #7209b7 0, transparent 45%),
    var(--night);
}
.arcade {
  position: relative; z-index: 2; max-width: 560px; margin: 0 auto; padding: 28px 22px;
  font-family: var(--font-arcade); background: #000; border: 4px solid var(--cyan); border-radius: 18px;
  box-shadow: 0 0 0 4px #000, 0 0 0 8px var(--magenta), 0 0 40px var(--magenta), inset 0 0 40px rgba(5, 217, 232, .25);
}
.arcade-top { display: flex; justify-content: space-between; margin: 0 0 18px; font-size: .7rem; color: var(--magenta); }
.arcade-top span:last-child { color: var(--yellow); }
.arcade h2 {
  margin: 0 0 22px; text-align: center; text-transform: uppercase; line-height: 1.4;
  font-size: clamp(1.05rem, 4.5vw, 1.6rem); color: var(--yellow); text-shadow: 3px 3px 0 var(--magenta);
}
.field { display: block; margin-top: 14px; }
.field > span, .guests legend {
  display: block; margin-bottom: 8px; padding: 0;
  font-size: .7rem; text-transform: uppercase; color: var(--cyan);
}
.field input {
  width: 100%; padding: 8px 4px; border: 0; border-bottom: 3px solid var(--green); border-radius: 0;
  font-family: var(--font-body); font-size: 1.6rem; color: var(--green); background: #0a0a0a; caret-color: var(--green);
}
.field select {
  width: 100%; padding: 8px 36px 8px 4px; border: 0; border-bottom: 3px solid var(--green); border-radius: 0; cursor: pointer;
  font-family: var(--font-body); font-size: 1.6rem; color: var(--green); background-color: #0a0a0a;
  appearance: none; -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--green) 50%), linear-gradient(135deg, var(--green) 50%, transparent 50%);
  background-position: calc(100% - 20px) 55%, calc(100% - 14px) 55%; background-size: 6px 6px, 6px 6px; background-repeat: no-repeat;
}
.field select option { background: #0a0a0a; color: var(--green); }
.field select:invalid { color: #6fae6f; }
.field select:focus { outline: none; background-color: #062a06; box-shadow: 0 0 12px var(--green); }
.field select[aria-invalid="true"] { border-color: var(--magenta); }
.field input:focus { outline: none; background: #062a06; box-shadow: 0 0 12px var(--green); }
.field input[aria-invalid="true"] { border-color: var(--magenta); }
.err { margin: 8px 0 0; font-size: .8rem; line-height: 1.6; color: var(--magenta); }
.err:empty { display: none; }
.guests { margin: 18px 0 0; padding: 0; border: 0; }
.guest-options { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.guest-options label { position: relative; }
.guest-options input { position: absolute; inset: 0; margin: 0; opacity: 0; cursor: pointer; }
.guest-options span {
  display: block; padding: 16px 8px; text-align: center; font-size: .75rem;
  color: var(--cyan); border: 3px solid var(--cyan); border-radius: 8px;
}
.guest-options input:checked + span { background: var(--cyan); color: #000; box-shadow: 0 0 16px var(--cyan); }
.guest-options input:focus-visible + span { outline: 3px dashed var(--yellow); outline-offset: 3px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.coin {
  width: 100%; margin-top: 24px; padding: 18px 12px; border: 0; border-radius: 10px; cursor: pointer;
  font-family: var(--font-arcade); font-size: clamp(.72rem, 3vw, .95rem); text-transform: uppercase;
  color: #000; background: var(--yellow); box-shadow: 0 6px 0 #b38f00, 0 0 24px rgba(255, 211, 25, .6);
}
.coin:active { transform: translateY(4px); box-shadow: 0 2px 0 #b38f00; }
.coin:disabled { opacity: .6; cursor: wait; }
.form-msg { min-height: 1.5em; margin: 16px 0 0; text-align: center; font-size: .8rem; line-height: 1.6; color: var(--yellow); }

/* Win95 dialog */
#win95 {
  width: min(92vw, 380px); padding: 0; border: 0; color: #000; background: var(--win-grey);
  font-family: Tahoma, 'MS Sans Serif', Arial, sans-serif; font-size: 14px;
  box-shadow: inset -2px -2px 0 #404040, inset 2px 2px 0 #fff, inset -4px -4px 0 #808080, inset 4px 4px 0 #dfdfdf;
}
#win95::backdrop { background: rgba(0, 0, 128, .35); }
.titlebar {
  display: flex; justify-content: space-between; align-items: center; margin: 4px; padding: 3px 4px 3px 8px;
  color: #fff; font-weight: bold; background: linear-gradient(90deg, var(--win-blue), #1084d0);
}
.win-body { display: flex; gap: 14px; align-items: center; padding: 18px 16px; }
.win-body img { flex: none; width: 64px; border-radius: 4px; }
.win-body p { margin: 0; line-height: 1.4; }
.win-actions { display: flex; justify-content: center; padding: 0 16px 16px; }
.win-btn {
  min-width: 88px; padding: 6px 12px; border: 0; cursor: pointer; font: inherit; color: #000; background: var(--win-grey);
  box-shadow: inset -1px -1px 0 #000, inset 1px 1px 0 #fff, inset -2px -2px 0 #808080, inset 2px 2px 0 #dfdfdf;
}
.win-btn:active { box-shadow: inset 1px 1px 0 #000, inset -1px -1px 0 #fff; }
.titlebar .x { min-width: 0; width: 20px; height: 18px; padding: 0; line-height: 1; font-weight: bold; }

/* Footer: 90s */
footer {
  padding: 40px 16px 60px; text-align: center; font-size: 1.3rem; color: #aaa; background: #000;
  border-top: 6px solid; border-image: linear-gradient(90deg, var(--magenta), var(--yellow), var(--cyan), var(--purple)) 1;
}
footer p { margin: 0 0 10px; }
.counter span {
  display: inline-block; padding: 6px 8px; letter-spacing: .2em;
  font-family: var(--font-arcade); font-size: .8rem; color: var(--green); background: #111; border: 2px inset #555;
}
#sound {
  margin-top: 8px; padding: 10px 14px; border: 2px solid var(--cyan); border-radius: 6px; cursor: pointer;
  font-family: var(--font-arcade); font-size: .65rem; color: var(--cyan); background: transparent;
}
#sound[aria-pressed="true"] { color: #000; background: var(--cyan); }

/* Collect-all-48 game */
.pts-pop {
  position: fixed; z-index: 55; pointer-events: none; transform: translate(-50%, -50%);
  font-family: var(--font-arcade); font-size: 1rem; color: var(--yellow);
  text-shadow: 2px 2px 0 #000, 0 0 8px var(--orange); animation: pts-rise .9s ease-out forwards;
}
@keyframes pts-rise { to { transform: translate(-50%, -140px); opacity: 0; } }
.game-banner {
  position: fixed; left: 50%; top: 50%; z-index: 55; width: min(92vw, 640px); transform: translate(-50%, -50%);
  text-align: center; pointer-events: none; animation: banner-in .35s cubic-bezier(.3, 1.6, .5, 1) both;
}
.game-banner p {
  margin: 0; padding: 18px 12px; font-family: var(--font-arcade); font-size: clamp(1rem, 5vw, 2rem); line-height: 1.5;
  color: var(--yellow); background: rgba(13, 2, 33, .88); border: 4px solid var(--magenta); border-radius: 12px;
  text-shadow: 3px 3px 0 var(--purple), 0 0 14px var(--magenta);
}
.game-banner.final { pointer-events: auto; position: fixed; }
.game-banner .banner-close {
  position: absolute; top: -14px; right: -6px; width: 40px; height: 40px; padding: 0; cursor: pointer;
  font-family: var(--font-arcade); font-size: 1.4rem; line-height: 1; color: var(--yellow);
  background: var(--purple); border: 3px solid var(--magenta); border-radius: 8px;
}
.game-banner .banner-close:hover { background: var(--magenta); }
.game-banner .next-step { margin-top: 14px; }
@keyframes banner-in { from { transform: translate(-50%, -50%) scale(.3); opacity: 0; } }

/* Disco mode (Konami code / 5 taps on 200) */
body.disco main { animation: disco 1.5s linear infinite; }
@keyframes disco { to { filter: hue-rotate(360deg); } }

@media (max-width: 700px) {
  .track .sticker { height: 76px; margin-right: 14px; }
  .date, .register { padding: 64px 16px; }
  .date-content { padding: 32px 16px; }
  .osd { font-size: 1.2rem; }
  .arcade { padding: 22px 16px; }
}

@media (max-width: 419px) {
  .osd { font-size: 1.1rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important; scroll-behavior: auto !important;
  }
  .hint { animation: none; }
  .pts-pop, .game-banner { animation: none; }
}