@import url("https://fonts.googleapis.com/css2?family=Bangers&family=Fraunces:ital,opsz,wght@0,9..144,500;0,9..144,700;1,9..144,500&family=Space+Mono:wght@400;700&display=swap");

:root {
  --app-ink: #10172f;
  --app-black: #05070d;
  --app-paper: #f4dfad;
  --app-paper-soft: #fff2c8;
  --app-yellow: #ffd447;
  --app-red: #d93a2e;
  --app-coral: #ed7470;
  --app-mint: #23d8a2;
  font-family: "Space Mono", monospace;
  color: var(--app-ink);
  background: var(--app-paper);
}

* {
  box-sizing: border-box;
}

html,
body,
#app {
  min-height: 100%;
  margin: 0;
}

body {
  min-width: 320px;
  background-color: var(--app-paper);
  background-image: radial-gradient(circle, rgba(16, 23, 47, 0.14) 1px, transparent 1.3px);
  background-size: 22px 22px;
  overscroll-behavior: none;
}

button,
input,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.bb-app-page {
  min-height: 100vh;
  min-height: 100svh;
  padding: clamp(10px, 2vw, 22px);
  color: var(--app-ink);
  display: grid;
  place-items: center;
}

.bb-app-shell {
  width: min(100%, 480px);
  min-height: calc(100svh - clamp(20px, 4vw, 44px));
  position: relative;
  display: grid;
  grid-template-rows: auto minmax(178px, 0.75fr) auto auto;
  gap: clamp(14px, 3.2svh, 28px);
  padding: clamp(16px, 4vw, 24px);
  overflow: visible;
  border: 4px solid var(--app-black);
  border-radius: 8px 18px 8px 14px;
  background:
    radial-gradient(circle, rgba(244, 223, 173, 0.08) 1px, transparent 1.4px) 0 0 / 15px 15px,
    linear-gradient(180deg, rgba(16, 23, 47, 0.98), rgba(5, 7, 13, 0.98));
  box-shadow: 7px 7px 0 var(--app-black), 0 16px 38px rgba(0, 0, 0, 0.24);
}

.bb-app-header,
.bb-app-hero,
.bb-app-card,
.bb-app-footer,
.bb-app-issue {
  position: relative;
  z-index: 1;
}

.bb-app-header {
  min-height: 46px;
  display: flex;
  justify-content: flex-end;
  align-items: flex-start;
  z-index: 50;
}

.bb-app-issue {
  position: absolute;
  top: 14px;
  left: 14px;
  width: max-content;
  margin: 0;
  padding: 3px 5px 4px;
  border: 1px solid var(--app-black);
  background: var(--app-coral);
  box-shadow: 1px 1px 0 var(--app-mint);
  color: var(--app-mint);
  font: 700 0.34rem/1 "Space Mono", monospace;
  letter-spacing: 0.72px;
  text-transform: uppercase;
  transform: rotate(-2deg);
}

.bb-app-menu-button {
  width: 42px;
  height: 38px;
  border: 0;
  padding: 7px;
  display: inline-grid;
  gap: 4px;
  align-content: center;
  cursor: pointer;
  color: var(--app-mint);
  background: transparent;
  transform: rotate(1deg);
}

.bb-app-menu-button span {
  display: block;
  width: 25px;
  height: 4px;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 1px 1px 0 var(--app-black);
}

.bb-app-menu-button:focus-visible,
.bb-app-menu__link:focus-visible,
.bb-app-tile:focus-visible,
.bb-app-credit:focus-visible,
.bb-app-socials a:focus-visible,
.flow-back:focus-visible,
.topic-open:focus-visible,
.submit-button:focus-visible {
  outline: 3px solid var(--app-mint);
  outline-offset: 3px;
}

.bb-app-menu {
  position: absolute;
  top: calc(100% + 14px);
  right: 4px;
  z-index: 60;
  display: grid;
  grid-template-columns: max-content;
  gap: 8px;
  padding: 7px 6px;
  border: 3px solid var(--app-black);
  border-radius: 6px;
  background: var(--app-paper-soft);
  box-shadow: 5px 5px 0 var(--app-black);
  transform: rotate(-1deg);
}

.bb-app-menu__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  min-height: 32px;
  padding: 7px 6px;
  border: 2px solid var(--app-black);
  border-radius: 4px;
  color: var(--app-ink);
  background: var(--app-paper);
  text-decoration: none;
  font: 700 0.66rem/1.1 "Space Mono", monospace;
  text-transform: uppercase;
  box-shadow: 3px 3px 0 var(--app-black);
}

.bb-app-menu__home,
.bb-app-menu__profile,
.bb-app-menu__book,
.bb-app-menu__exit {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.1;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.global-menu-anchor {
  position: relative;
  z-index: 90;
}

.bb-app-hero {
  align-self: end;
  padding: 14px 6px 2px;
  text-align: center;
}

.bb-app-hero h1 {
  margin: 0;
  color: var(--app-coral);
  font: 400 clamp(4.4rem, 22vw, 7.4rem)/0.82 "Bangers", Impact, sans-serif;
  letter-spacing: 0;
  -webkit-text-stroke: 2px var(--app-black);
  text-shadow: 3px 3px 0 var(--app-yellow), 6px 6px 0 var(--app-mint), 8px 8px 0 var(--app-black);
  transform: rotate(-2deg);
}

.bb-app-hero p {
  width: min(100%, 290px);
  margin: 16px auto 0;
  padding: 8px 10px 9px;
  color: var(--app-coral);
  background: var(--app-yellow);
  box-shadow: 2px 2px 0 var(--app-coral), 3px 3px 0 var(--app-black);
  font: 700 clamp(0.78rem, 3.3vw, 0.96rem)/1.18 "Fraunces", Georgia, serif;
  -webkit-text-stroke: 0.25px var(--app-ink);
  transform: rotate(1deg);
}

.bb-app-card {
  align-self: end;
  margin-bottom: 8px;
  transform: rotate(-0.5deg);
}

.bb-app-card__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: repeat(3, minmax(0, 1fr));
  aspect-ratio: 1;
  border: 4px solid var(--app-mint);
  background: var(--app-mint);
  box-shadow: 6px 6px 0 var(--app-black), -5px 5px 0 var(--app-coral);
}

.bb-app-card__grid > div {
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.bb-app-tile {
  position: relative;
  isolation: isolate;
  width: 100%;
  height: 100%;
  display: block;
  padding: 0;
  overflow: hidden;
  border: 2px solid var(--app-mint);
  color: var(--app-ink);
  background: var(--app-paper);
  cursor: pointer;
  transition: transform 160ms ease, filter 160ms ease, box-shadow 160ms ease;
}

.bb-app-tile[disabled] {
  cursor: not-allowed;
}

.bb-app-tile::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 5;
  background: linear-gradient(90deg, rgba(16, 23, 47, 0.06) 1px, transparent 1px), linear-gradient(0deg, rgba(16, 23, 47, 0.06) 1px, transparent 1px);
  background-size: 18px 18px;
  pointer-events: none;
}

.bb-app-tile:not(.bb-app-tile--disabled):hover,
.bb-app-tile:not(.bb-app-tile--disabled):focus-visible,
.bb-app-tile:not(.bb-app-tile--disabled).is-active {
  z-index: 6;
  transform: translate(-2px, -3px) rotate(-1deg) scale(1.035);
  filter: saturate(1.04);
  box-shadow: 5px 5px 0 var(--app-black);
}

.bb-app-tile__copy {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: grid;
  align-items: start;
  justify-items: start;
  padding: clamp(8px, 2.1vw, 13px) clamp(8px, 2.2vw, 14px);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.22), transparent 58%), var(--app-paper-soft);
  clip-path: polygon(0 0, 82% 0, 0 82%);
}

.bb-app-tile__title {
  display: block;
  max-width: 68%;
  color: var(--app-ink);
  font: 400 clamp(1.05rem, 4.2vw, 1.52rem)/0.9 "Bangers", Impact, sans-serif;
  text-shadow: 1px 1px 0 rgba(237, 116, 112, 0.72);
  text-wrap: balance;
  overflow-wrap: anywhere;
}

.bb-app-tile__media,
.bb-app-tile__card-stack {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: var(--app-paper);
  clip-path: polygon(82% 0, 100% 0, 100% 100%, 0 100%, 0 82%);
}

.bb-app-tile__card-stack {
  background: radial-gradient(circle at 25% 18%, rgba(255, 212, 71, 0.34), transparent 30%), radial-gradient(circle at 80% 34%, rgba(35, 216, 162, 0.26), transparent 32%), var(--app-black);
}

.bb-app-tile__media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.03);
}

.bb-app-tile__stack-card {
  position: absolute;
  width: auto;
  height: 72%;
  object-fit: contain;
  background: #08111f;
  border: 2px solid var(--app-black);
  box-shadow: 3px 3px 0 rgba(5, 7, 13, 0.9);
}

.bb-app-tile__stack-card--1 { left: -2%; top: 27%; transform: rotate(-9deg); }
.bb-app-tile__stack-card--2 { right: -2%; top: 9%; transform: rotate(9deg); }
.bb-app-tile__stack-card--3 { left: 30%; top: 28%; height: 66%; transform: rotate(-1deg); }

.bb-app-tile--no-image .bb-app-tile__copy {
  position: relative;
  clip-path: none;
  align-items: center;
  justify-items: center;
  text-align: center;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.18), transparent 58%), var(--app-yellow);
}

.bb-app-tile--no-image .bb-app-tile__title { max-width: 85%; }

.bb-app-footer {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 12px;
  padding-top: 2px;
}

.bb-app-credit {
  min-height: 10px;
  border: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--app-paper-soft);
  background: transparent;
  cursor: pointer;
  font: 700 0.72rem/1 "Space Mono", monospace;
  padding: 0;
}

.bb-app-credit > span:first-child {
  width: 9px;
  height: 9px;
  display: grid;
  place-items: center;
  border: 1px solid var(--app-paper-soft);
  border-radius: 999px;
  font: 700 0.52rem/0.72 "Fraunces", Georgia, serif;
}

.bb-app-credit > span:last-child {
  max-width: 0;
  overflow: hidden;
  white-space: nowrap;
  opacity: 0;
}

.bb-app-credit.is-expanded > span:last-child { max-width: 190px; opacity: 1; }

.bb-app-socials { display: flex; align-items: center; gap: 5px; }
.bb-app-socials a { width: 17px; height: 17px; display: grid; place-items: center; }
.bb-app-socials img { width: 15px; height: 15px; display: block; filter: drop-shadow(1px 1px 0 rgba(255, 242, 200, 0.52)); }

/* App-only flows keep the existing Buzz Bingo visual language. */
.screen {
  width: min(100%, 480px);
  min-height: 100vh;
  min-height: 100svh;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  color: var(--app-paper-soft);
  background: radial-gradient(circle, rgba(244, 223, 173, 0.08) 1px, transparent 1.4px) 0 0 / 15px 15px, linear-gradient(180deg, var(--app-ink), var(--app-black));
  border-inline: 4px solid var(--app-black);
}

.flow-header {
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px 8px;
  position: relative;
  z-index: 30;
}

.flow-back {
  border: 2px solid var(--app-black);
  border-radius: 4px;
  padding: 9px 11px;
  color: var(--app-ink);
  background: var(--app-paper-soft);
  box-shadow: 3px 3px 0 var(--app-coral);
  font: 700 0.67rem/1 "Space Mono", monospace;
  text-transform: uppercase;
}

.flow-wordmark {
  color: var(--app-coral);
  font: 400 2rem/0.9 "Bangers", Impact, sans-serif;
  -webkit-text-stroke: 1px var(--app-black);
  text-shadow: 2px 2px 0 var(--app-yellow), 4px 4px 0 var(--app-mint);
  transform: rotate(-2deg);
}

.scroll-screen {
  height: calc(100svh - 66px);
  overflow-y: auto;
  scrollbar-width: none;
}

.screen-heading,
.builder-content,
.submitted-content {
  padding: 12px 18px 34px;
}

.screen-heading { position: relative; padding-bottom: 10px; }
.eyebrow,
.builder-kicker,
.sheet-kicker,
.section-kicker {
  margin: 0 0 6px;
  color: var(--app-mint);
  font: 700 0.64rem/1.2 "Space Mono", monospace;
  letter-spacing: 0.12em;
}

.screen-heading h2,
.builder-copy h2,
.submitted-title {
  margin: 0;
  color: var(--app-coral);
  font: 400 3.9rem/0.82 "Bangers", Impact, sans-serif;
  -webkit-text-stroke: 1.5px var(--app-black);
  text-shadow: 3px 3px 0 var(--app-yellow), 5px 5px 0 var(--app-mint);
  transform: rotate(-1deg);
}

.deck-count {
  position: absolute;
  right: 20px;
  bottom: 14px;
  color: var(--app-yellow);
  font: 700 0.7rem/1 "Space Mono", monospace;
}

.topic-deck {
  width: calc(100% - 36px);
  margin: 10px auto 0;
  position: relative;
  padding-right: 16px;
}

.topic-card {
  min-height: min(510px, 62svh);
  overflow: hidden;
  border: 4px solid var(--app-mint);
  border-radius: 5px;
  background: var(--app-black);
  box-shadow: 7px 7px 0 var(--app-black), -5px 5px 0 var(--app-coral);
  touch-action: pan-y;
}

.topic-card.behind {
  position: absolute;
  inset: 8px 0 -8px 18px;
  opacity: 0.28;
  transform: rotate(3deg);
}

.topic-card.current { position: relative; transition: transform 180ms ease; }
.topic-card img { width: 100%; height: 290px; display: block; object-fit: cover; object-position: center top; }
.topic-badge { position: absolute; top: 14px; left: 14px; padding: 6px 8px; border: 2px solid var(--app-black); background: var(--app-yellow); color: var(--app-ink); font: 700 0.57rem/1 "Space Mono", monospace; transform: rotate(-2deg); }
.topic-copy { padding: 18px; background: var(--app-paper-soft); color: var(--app-ink); }
.topic-copy small { font: 700 0.59rem/1 "Space Mono", monospace; letter-spacing: 0.1em; }
.topic-copy h3 { margin: 6px 0; font: 400 2.25rem/0.9 "Bangers", Impact, sans-serif; }
.screen-topic.mode-generator .topic-copy h3 {
  color: var(--app-paper-soft);
  -webkit-text-stroke: 1px var(--app-ink);
  paint-order: stroke fill;
  text-shadow: 3px 3px 0 var(--app-mint);
}
.topic-copy p { margin: 0 0 14px; font: 700 0.8rem/1.35 "Fraunces", Georgia, serif; }

.topic-open,
.submit-button,
.secondary-button,
.demo-button,
.use-prediction {
  width: 100%;
  border: 3px solid var(--app-black);
  border-radius: 4px;
  padding: 13px 14px;
  display: flex;
  justify-content: space-between;
  color: var(--app-ink);
  background: var(--app-mint);
  box-shadow: 4px 4px 0 var(--app-black);
  font: 700 0.72rem/1 "Space Mono", monospace;
  text-transform: uppercase;
}

.edge-cue {
  position: absolute;
  top: 38%;
  right: -4px;
  width: 42px;
  height: 84px;
  border: 0;
  color: rgba(255, 242, 200, 0.56);
  background: linear-gradient(90deg, transparent, rgba(35, 216, 162, 0.38));
  font: 400 4rem/1 "Bangers", Impact, sans-serif;
  animation: edgePulse 1500ms ease-in-out infinite;
}

.gesture-note { padding: 15px 20px 24px; text-align: right; color: var(--app-paper-soft); font: 700 0.58rem/1 "Space Mono", monospace; letter-spacing: 0.1em; }

.builder-copy p:last-child { color: var(--app-paper-soft); font: 500 0.8rem/1.45 "Fraunces", Georgia, serif; }
.bingo-card { width: 100%; aspect-ratio: 2 / 3; position: relative; margin: 20px 0; overflow: hidden; border: 4px solid var(--app-mint); border-radius: 5px; background: var(--app-black); box-shadow: 7px 7px 0 var(--app-black), -5px 5px 0 var(--app-coral); }
.bingo-card img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: center top; }
.bingo-grid { position: absolute; top: 49.7%; left: 19.3%; right: 19.3%; height: 35.4%; display: grid; grid-template-columns: repeat(var(--grid-columns), 1fr); grid-template-rows: repeat(var(--grid-rows), 1fr); gap: 3px; }
.bingo-cell { min-width: 0; overflow: hidden; border: 2px solid rgba(5, 7, 13, 0.88); padding: 4px; color: var(--app-ink); background: rgba(255, 242, 200, 0.91); font: 700 clamp(0.42rem, 2vw, 0.62rem)/1.12 "Space Mono", monospace; }
.bingo-cell.empty { color: var(--app-ink); background: rgba(255, 212, 71, 0.88); font-size: 1.45rem; }
.bingo-cell.pending { background: var(--app-coral); }
.progress-card,
.points-strip,
.leaderboard,
.prototype-tools,
.pending-notice {
  margin: 16px 0;
  padding: 14px;
  border: 3px solid var(--app-black);
  background: var(--app-paper-soft);
  color: var(--app-ink);
  box-shadow: 4px 4px 0 var(--app-coral);
}
.progress-top,
.live-rules,
.points-strip,
.leader-row,
.live-status,
.connection-note { display: flex; align-items: center; justify-content: space-between; gap: 10px; font: 700 0.62rem/1.25 "Space Mono", monospace; }
.progress-track { height: 9px; margin: 10px 0; border: 2px solid var(--app-black); background: var(--app-paper); }
.progress-fill { height: 100%; background: var(--app-mint); }
.submit-button { margin-top: 18px; background: var(--app-yellow); }
.submit-button:disabled,
.use-prediction:disabled { opacity: 0.42; }
.prototype-tools { margin-top: 22px; font-size: 0.64rem; }
.prototype-tools > span { display: block; margin-bottom: 8px; font-weight: 700; }
.demo-button { margin: 8px 0; justify-content: center; background: var(--app-coral); }
.card-mode-panel { margin: 16px 0 4px; padding: 14px; border: 3px solid var(--app-black); background: var(--app-paper-soft); color: var(--app-ink); box-shadow: 4px 4px 0 var(--app-coral); }
.card-mode-panel > span { display: block; margin-bottom: 10px; font: 700 0.64rem/1 "Space Mono", monospace; }
.card-mode-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.card-mode-button { min-width: 0; border: 2px solid var(--app-black); padding: 10px; display: grid; gap: 5px; text-align: left; color: var(--app-ink); background: var(--app-paper); box-shadow: 3px 3px 0 var(--app-black); }
.card-mode-button.selected { background: var(--app-yellow); }
.card-mode-button strong { font: 700 0.7rem/1.2 "Space Mono", monospace; }
.card-mode-button small { font: 600 0.62rem/1.3 "Fraunces", Georgia, serif; }
.card-variant-row { margin-top: 12px; padding: 2px 2px 7px; display: flex; gap: 7px; overflow-x: auto; }
.card-variant-button { flex: 0 0 auto; border: 2px solid var(--app-black); padding: 8px 10px; color: var(--app-ink); background: var(--app-paper); font: 700 0.61rem/1 "Space Mono", monospace; }
.card-variant-button.selected { background: var(--app-mint); }

.sheet-backdrop { position: fixed; inset: 0; z-index: 70; border: 0; background: rgba(5, 7, 13, 0.68); }
.prediction-sheet { position: fixed; left: 50%; bottom: 0; z-index: 80; width: min(100%, 480px); max-height: 82svh; overflow-y: auto; transform: translateX(-50%); padding: 10px 18px 24px; border: 4px solid var(--app-black); border-bottom: 0; border-radius: 16px 16px 0 0; background: var(--app-paper-soft); color: var(--app-ink); box-shadow: 0 -8px 0 var(--app-coral); }
.sheet-handle { width: 46px; height: 5px; margin: 0 auto 13px; border-radius: 99px; background: var(--app-ink); }
.sheet-header { display: flex; align-items: start; justify-content: space-between; gap: 12px; }
.sheet-header h3 { margin: 0 0 15px; font: 400 2.2rem/0.9 "Bangers", Impact, sans-serif; }
.sheet-close { width: 38px; height: 38px; border: 2px solid var(--app-black); background: var(--app-coral); color: var(--app-ink); font-weight: 700; }
.source-list,
.prediction-list { display: grid; gap: 9px; }
.source-choice,
.prediction-choice { width: 100%; border: 2px solid var(--app-black); padding: 11px; display: flex; align-items: center; gap: 10px; text-align: left; color: var(--app-ink); background: var(--app-paper); box-shadow: 3px 3px 0 var(--app-black); }
.source-marker { color: var(--app-red); font-weight: 700; }
.source-copy { flex: 1; display: grid; gap: 3px; }
.source-copy strong { font-size: 0.74rem; text-transform: lowercase; }
.source-copy small { font: 500 0.65rem/1.35 "Fraunces", Georgia, serif; }
.source-arrow,
.prediction-plus { margin-left: auto; font-weight: 700; }
.clear-cell,
.sheet-back { width: 100%; margin-top: 14px; border: 0; background: transparent; color: var(--app-red); font: 700 0.65rem/1 "Space Mono", monospace; }
.sheet-editor { display: grid; gap: 10px; }
.sheet-editor label { font: 700 0.62rem/1 "Space Mono", monospace; }
.sheet-editor input,
.sheet-editor textarea { width: 100%; border: 3px solid var(--app-black); border-radius: 3px; padding: 12px; background: white; color: var(--app-ink); }
.sheet-editor textarea { min-height: 110px; resize: vertical; }
.template-row { display: flex; gap: 8px; overflow-x: auto; padding: 2px 2px 8px; }
.template-chip { flex: 0 0 180px; border: 2px solid var(--app-black); padding: 9px; text-align: left; background: var(--app-paper); font-size: 0.64rem; }
.template-chip.selected { background: var(--app-yellow); }
.review-note { padding: 10px; background: var(--app-coral); font-size: 0.64rem; }
.use-prediction { justify-content: center; margin-top: 4px; }

.submitted-content { padding-top: 16px; }
.submitted-title { margin: 10px 0 20px; }
.live-status,
.connection-note { color: var(--app-mint); }
.live-dot,
.connection-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--app-mint); }
.points-strip { padding: 15px 16px; }
.points-copy { display: grid; gap: 4px; }
.points-label { color: var(--app-red); }
.points-value { color: var(--app-red); font: 400 3.2rem/0.8 "Bangers", Impact, sans-serif; }
.leaderboard h3 { margin: 0 0 10px; font: 400 2.5rem/0.9 "Bangers", Impact, sans-serif; }
.leader-row { padding: 10px 0; border-top: 1px solid rgba(16, 23, 47, 0.28); }
.leader-row.current { margin-inline: -8px; padding-inline: 8px; background: var(--app-yellow); }
.leader-name { flex: 1; }
.secondary-button { margin-top: 18px; justify-content: center; background: var(--app-paper); }

.app-splash__shell {
  grid-template-rows: 1fr;
  place-items: center;
  overflow: hidden;
  perspective: 900px;
  perspective-origin: 50% 50%;
}
.splash-header {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 60;
  transform: translateZ(600px);
}
.tunnel-field {
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: hidden;
  transform-style: preserve-3d;
}
.tunnel-card {
  position: absolute;
  top: 50%;
  left: 50%;
  width: clamp(72px, 22vw, 108px);
  aspect-ratio: 2 / 3;
  object-fit: cover;
  border: 2px solid var(--app-black);
  box-shadow: 4px 4px 0 rgba(5, 7, 13, 0.9);
  opacity: 0;
  will-change: transform, opacity;
  animation: tunnelFlight 3.2s linear infinite;
  animation-delay: var(--tunnel-delay);
}
.splash-title { position: relative; z-index: 20; text-align: center; pointer-events: none; }
.splash-title strong { display: block; color: var(--app-coral); font: 400 clamp(5rem, 25vw, 7.5rem)/0.78 "Bangers", Impact, sans-serif; -webkit-text-stroke: 2px var(--app-black); text-shadow: 3px 3px 0 var(--app-yellow), 6px 6px 0 var(--app-mint), 8px 8px 0 var(--app-black); transform: rotate(-2deg); }
.skip-splash { position: absolute; right: 18px; bottom: 18px; z-index: 12; border: 2px solid var(--app-black); padding: 8px 10px; background: var(--app-paper-soft); color: var(--app-ink); font: 700 0.62rem/1 "Space Mono", monospace; box-shadow: 3px 3px 0 var(--app-coral); }

.profile-content { padding: 22px 18px 40px; }
.profile-content h2 {
  margin: 0 0 30px;
  color: var(--app-coral);
  font: 400 4.5rem/0.8 "Bangers", Impact, sans-serif;
  -webkit-text-stroke: 1.5px var(--app-black);
  text-shadow: 3px 3px 0 var(--app-yellow), 5px 5px 0 var(--app-mint);
  transform: rotate(-1deg);
}
.profile-card {
  min-height: 310px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 18px;
  border: 4px solid var(--app-mint);
  background: var(--app-paper-soft);
  color: var(--app-ink);
  box-shadow: 7px 7px 0 var(--app-black), -5px 5px 0 var(--app-coral);
  transform: rotate(-0.5deg);
}
.profile-card__figure {
  width: 104px;
  height: 104px;
  fill: none;
  stroke: var(--app-ink);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.profile-card strong { font: 400 2.4rem/1 "Bangers", Impact, sans-serif; }

@keyframes edgePulse { 0%, 100% { opacity: 0.36; transform: translateX(0); } 50% { opacity: 0.9; transform: translateX(4px); } }
@keyframes tunnelFlight {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) translate3d(0, 0, -950px) rotate(var(--tunnel-rotate)) scale(0.08);
  }
  12% { opacity: 0.22; }
  48% { opacity: 0.72; }
  78% { opacity: 0.96; }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) translate3d(var(--tunnel-x), var(--tunnel-y), 240px) rotate(var(--tunnel-rotate)) scale(1.9);
  }
}

@media (max-width: 390px) {
  .bb-app-shell { padding: 13px; gap: 12px; box-shadow: 5px 5px 0 var(--app-black); }
  .bb-app-issue { top: 11px; left: 11px; font-size: 0.3rem; }
  .bb-app-hero h1 { font-size: clamp(3.8rem, 21vw, 5rem); }
  .bb-app-tile__title { font-size: clamp(0.92rem, 4vw, 1.22rem); }
}

@media (max-height: 720px) {
  .bb-app-shell { grid-template-rows: auto minmax(120px, 0.52fr) auto auto; gap: 10px; }
  .bb-app-hero { padding-top: 0; }
  .bb-app-hero p { margin-top: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .tunnel-card { display: none; }
}