/* Tin Kaiju — la boîte du jouet : une étiquette en fer-blanc lithographié autour d'une ville en carton. */

@font-face {
  font-family: 'Bangers';
  src: url('assets/fonts/bangers.woff2') format('woff2');
  font-display: swap;
}
@font-face {
  font-family: 'Barlow Condensed';
  src: url('assets/fonts/barlow-condensed-500.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'Barlow Condensed';
  src: url('assets/fonts/barlow-condensed-700.woff2') format('woff2');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: 'Barlow Condensed';
  src: url('assets/fonts/barlow-condensed-800.woff2') format('woff2');
  font-weight: 800;
  font-display: swap;
}
@font-face {
  font-family: 'Zen Maru Gothic';
  src: url('assets/fonts/zen-maru-gothic-black.woff2') format('woff2');
  font-weight: 900;
  font-display: swap;
}
@font-face {
  font-family: 'Yellowtail';
  src: url('assets/fonts/yellowtail.woff2') format('woff2');
  font-display: swap;
}

:root {
  /* Palette relevée sur les images de la marque (marque/README.md). */
  --nuit: #112349;
  --encre: #1d2747;
  --tole: #a91d1b;
  --creme: #e8d6b4;
  --papier: #fcf8ec;
  --ambre: #fbaf20;
  --laiton: #d78d39;
  --vermillon: #c7210e;
  --ciel: #0c2745;
  --lettre: #f3e5c6;

  --display: 'Bangers', 'Impact', 'Arial Narrow', sans-serif;
  --etiquette: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --kana: 'Zen Maru Gothic', 'Hiragino Maru Gothic ProN', 'Yu Gothic', sans-serif;
  --script: 'Yellowtail', 'Brush Script MT', cursive;

  /* Relief imprimé : l'extrusion bleu nuit des lettres de l'affiche. */
  --relief:
    0.012em 0.012em 0 var(--nuit), 0.024em 0.024em 0 var(--nuit), 0.036em 0.036em 0 var(--nuit),
    0.048em 0.048em 0 var(--nuit), 0.06em 0.06em 0 var(--nuit), 0.072em 0.072em 0 var(--nuit),
    0.1em 0.11em 0 rgb(0 0 0 / 0.22);
  /* Trame de points, comme une impression en demi-teinte. */
  --trame: radial-gradient(circle, rgb(17 35 73 / 0.16) 28%, transparent 31%) 0 0 / 7px 7px;

  color-scheme: light;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background: var(--nuit);
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--papier);
  color: var(--encre);
  font: 500 1.125rem/1.4 var(--etiquette);
  overflow-x: hidden;
}

/* Grain de papier sur toute la page. */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
  opacity: 0.55;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .07 0 0 0 0 .09 0 0 0 0 .2 .7 0 0 0 -.28'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}

img {
  display: block;
  max-width: 100%;
}

button {
  font: inherit;
  color: inherit;
  -webkit-tap-highlight-color: transparent;
}

.sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

:focus-visible {
  outline: 3px solid var(--ambre);
  outline-offset: 3px;
}

/* --- En-tête : insigne et son ------------------------------------------------------------------ */

.haut {
  position: absolute;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: max(0.9rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right)) 0
    max(1rem, env(safe-area-inset-left));
  pointer-events: none;
}

.haut > * {
  pointer-events: auto;
}

.insigne {
  width: clamp(3.25rem, 6vw, 4.75rem);
  border-radius: 50%;
  filter: drop-shadow(0 0.25rem 0 rgb(0 0 0 / 0.35));
  transition: rotate 0.5s cubic-bezier(0.3, 1.6, 0.5, 1);
}

.insigne img {
  width: 100%;
  height: auto;
}

@media (hover: hover) {
  .insigne:hover {
    rotate: -14deg;
  }
}

.son {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.85rem 0.45rem 0.6rem;
  border: 2px solid var(--creme);
  border-radius: 999px;
  background: rgb(12 39 69 / 0.72);
  color: var(--papier);
  font: 700 0.95rem/1 var(--etiquette);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  backdrop-filter: blur(4px);
}

.son svg {
  width: 1.3rem;
  height: 1.3rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.son .son-hp {
  fill: currentColor;
}

.son[aria-pressed='true'] .son-coupe,
.son[aria-pressed='false'] .son-ondes {
  display: none;
}

.son[aria-pressed='false'] {
  opacity: 0.75;
}

/* --- Scène : la ville en carton ------------------------------------------------------------------ */

.scene {
  --px: 0;
  --py: 0;
  --sx: 0px;
  --sy: 0px;
  --defil: 0;
  position: relative;
  height: calc(100svh - 2.75rem);
  min-height: 32rem;
  overflow: hidden;
  isolation: isolate;
  background: var(--ciel);
  container: scene / size;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}

.scene img {
  -webkit-user-drag: none;
}

/* Téléphone à l'horizontale : la scène tient dans l'écran, quitte à être basse. */
@media (orientation: landscape) and (max-height: 32rem) {
  .scene {
    min-height: 20rem;
  }
}

@media (max-aspect-ratio: 1/1) {
  .scene {
    height: min(calc(100svh - 2.75rem), calc(112.5vw + 15.5rem));
  }
}

/* Le ciel se prolonge au-dessus du décor quand l'écran est en hauteur. */
.scene::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 60% 40% at 50% 0%, rgb(40 70 130 / 0.35), transparent 70%), var(--ciel);
}

/* Écran très large : la ville continue, floue, au-delà du décor. */
.scene::after {
  content: '';
  position: absolute;
  inset: -2rem;
  z-index: -1;
  display: none;
  background: url('assets/img/rue.webp') center bottom / cover;
  filter: blur(18px) brightness(0.85);
}

@media (min-aspect-ratio: 2/1) {
  .scene::after {
    display: block;
  }
}

@container scene (aspect-ratio > 2.1) {
  .rue,
  .premier-plan {
    mask-image:
      linear-gradient(transparent, #000 9%),
      linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
    mask-composite: intersect;
  }
}

.decor {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: max(100cqw, 177.78cqh);
  margin-left: calc(max(100cqw, 177.78cqh) / -2);
  aspect-ratio: 16 / 9;
}

@container scene (aspect-ratio < 1) {
  .decor {
    width: 200cqw;
    margin-left: -100cqw;
  }
}

@container scene (aspect-ratio > 2.1) {
  .decor {
    width: 210cqh;
    margin-left: -105cqh;
  }
}

.rue,
.premier-plan,
.effets {
  position: absolute;
  left: 0;
  width: 100%;
}

/* Calques déplacés à chaque image : composés par le processeur graphique. */
.rue,
.premier-plan,
.jouet {
  will-change: transform;
}

.rue {
  top: 0;
  height: 100%;
  z-index: 0;
  transform: translate(
    calc(var(--px) * -10px + var(--sx) * 0.4),
    calc(var(--py) * -6px + var(--sy) * 0.4 + var(--defil) * 0.22px)
  );
  scale: 1.03;
  /* Fondu vers le ciel au bord haut, et vers les côtés quand l'écran est très large. */
  mask-image: linear-gradient(transparent, #000 9%);
}

.premier-plan {
  top: 38.194%;
  height: auto;
  z-index: 3;
  pointer-events: none;
  transform: translate(
    calc(var(--px) * 18px + var(--sx) * 1.2),
    calc(6% + var(--py) * 6px + var(--sy) * 1.4 + var(--rebond, 0px) - var(--defil) * 0.12px)
  );
  scale: 1.04;
}

.effets {
  inset: 0;
  z-index: 4;
  pointer-events: none;
}

/* --- Le jouet : corps, clé, pupilles (positions dans assets/jouet.css) ----------------------------- */

.jouet {
  --x: 50;
  --bob: 0;
  --roule: 0;
  --penche: 0;
  --taille: 1;
  position: absolute;
  z-index: 2;
  bottom: 2.5%;
  left: calc(var(--x) * 1%);
  /* Assez bas pour ne jamais passer devant le titre, même sur un écran large et bas. */
  height: min(68%, 70cqh);
  transform-origin: 50% 96%;
  transform: translate(
      calc(-50% + var(--px) * 5px + var(--sx)),
      calc(var(--bob) * 1% + var(--py) * 3px + var(--sy))
    )
    rotate(calc((var(--roule) + var(--penche)) * 1deg));
  scale: var(--taille);
  transition: scale 0.6s cubic-bezier(0.3, 1.5, 0.5, 1);
}

@container scene (aspect-ratio < 1) {
  .jouet {
    --x: 48;
  }
}

.jouet-face {
  position: absolute;
  inset: 0;
  transform: scaleX(var(--sens, 1));
  transition: transform 0.24s cubic-bezier(0.5, 0, 0.3, 1.4);
}

.jouet-corps {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0.6rem 0.9rem rgb(0 0 0 / 0.35));
  touch-action: manipulation;
}

.jouet-cle {
  position: absolute;
  height: auto;
  transform: perspective(30em) rotateX(calc(var(--tour, 0) * 1deg));
  filter: brightness(calc(0.62 + 0.38 * var(--eclat, 1)));
}

.oeil {
  position: absolute;
}

.oeil .pupille {
  position: absolute;
  max-width: none;
  height: auto;
  transform: translate(calc(var(--ox, 0) * var(--course-x)), calc(var(--oy, 0) * var(--course-y)));
}

/* Prise de la clé : la zone qu'on attrape pour la tourner. */
.cle-prise {
  position: absolute;
  left: 74%;
  top: 20%;
  width: 26%;
  height: 38%;
  border: 0;
  padding: 0;
  background: none;
  cursor: grab;
  touch-action: none;
}

.cle-prise:active {
  cursor: grabbing;
}

/* L'étiquette pendue à la clé : l'appel à remonter le jouet. */
.etiquette {
  --tension: 0;
  position: absolute;
  left: 99%;
  top: 36%;
  padding: 0;
  border: 0;
  background: none;
  font-size: clamp(0.85rem, 2.1cqmin, 1.35rem);
  color: var(--encre);
  filter: drop-shadow(0.18em 0.22em 0 rgb(0 0 0 / 0.4));
  transform-origin: 0 50%;
  animation: balance 3.2s ease-in-out infinite;
  cursor: pointer;
  touch-action: manipulation;
  transition:
    opacity 0.3s,
    translate 0.3s;
}

.etiquette-carton {
  display: grid;
  justify-items: center;
  gap: 0.15em;
  padding: 0.55em 0.9em 0.6em 1.25em;
  background:
    radial-gradient(circle at 0.62em 50%, var(--nuit) 0.16em, transparent 0.2em), var(--papier);
  clip-path: polygon(0.55em 0, 100% 0, 100% 100%, 0.55em 100%, 0 50%);
}

/* La ficelle qui la relie à la clé. */
.etiquette::before {
  content: '';
  position: absolute;
  right: calc(100% - 0.62em);
  top: 50%;
  width: 2.2em;
  border-top: 2px solid var(--creme);
  transform: rotate(24deg);
  transform-origin: 100% 0;
}

.etiquette-mot {
  font: 400 1.55em/1 var(--display);
  letter-spacing: 0.04em;
  color: var(--tole);
  white-space: nowrap;
}

.etiquette-kana {
  font: 900 0.72em/1 var(--kana);
  letter-spacing: 0.3em;
  color: var(--nuit);
}

/* Douze crans de ressort, remplis en ambre à mesure qu'on remonte. */
.ressort {
  width: 7.2em;
  height: 0.62em;
  margin-top: 0.2em;
  background: linear-gradient(
    90deg,
    var(--laiton) calc(var(--tension) * 100%),
    rgb(17 35 73 / 0.18) 0
  );
  mask: radial-gradient(circle, #000 0.2em, transparent 0.23em) 0 50% / calc(100% / 12) 100%
    repeat-x;
}

.etiquette:focus-visible {
  animation-play-state: paused;
  rotate: -4deg;
}

@media (hover: hover) {
  .etiquette:hover {
    animation-play-state: paused;
    rotate: -4deg;
  }
}

.etiquette.cachee {
  opacity: 0;
  translate: 0 -0.6em;
  pointer-events: none;
}

.jouet[data-sens='-1'] .etiquette {
  left: auto;
  right: 99%;
}

@keyframes balance {
  0%,
  100% {
    rotate: 3deg;
  }
  50% {
    rotate: -5deg;
  }
}

@container scene (aspect-ratio < 1) {
  .etiquette {
    left: 56%;
    top: -1%;
  }
  .etiquette::before {
    right: auto;
    left: 62%;
    top: 100%;
    width: 0;
    height: 2.4em;
    border-top: 0;
    border-left: 2px solid var(--creme);
    transform: rotate(-24deg);
    transform-origin: 0 0;
  }
  .jouet[data-sens='-1'] .etiquette {
    left: auto;
    right: 56%;
  }
}

/* --- Titre : la bannière rouge de l'affiche --------------------------------------------------------- */

.titre {
  position: absolute;
  z-index: 1;
  top: max(clamp(0.9rem, 4.5cqh, 3rem), env(safe-area-inset-top));
  left: 50%;
  translate: -50% 0;
  margin: 0;
  display: grid;
  justify-items: center;
  font-weight: 400;
  text-align: center;
  pointer-events: none;
}

.titre-bande {
  display: block;
  padding: 0.1em 0.38em 0.17em;
  background: var(--trame), var(--tole);
  border-radius: 0.06em 0.06em 50% 50% / 0.06em 0.06em 0.2em 0.2em;
  box-shadow:
    inset 0 0 0 0.04em var(--tole),
    inset 0 0 0 0.058em var(--lettre),
    0 0.06em 0 rgb(0 0 0 / 0.3);
  font: 400 clamp(3.1rem, min(13.5cqw, 13cqh), 10.5rem) / 0.92 var(--display);
  letter-spacing: 0.035em;
  text-transform: uppercase;
  color: var(--lettre);
  text-shadow: var(--relief);
  white-space: nowrap;
}

.titre-mots .l {
  display: inline-block;
}

.titre-sous {
  display: flex;
  align-items: center;
  gap: 0.6em;
  margin-top: -0.15em;
  padding: 0.35em 1.1em 0.4em;
  background: var(--nuit);
  box-shadow: 0 0 0 2px var(--lettre);
  font: 700 clamp(0.72rem, min(1.6cqw, 2.2cqh), 1.1rem) / 1 var(--etiquette);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lettre);
  rotate: -1.2deg;
}

.titre-sous [lang='ja'] {
  font: 900 1.12em/1 var(--kana);
  letter-spacing: 0.22em;
  color: var(--ambre);
}

.titre-point {
  color: var(--ambre);
}

@container scene (aspect-ratio < 1) {
  .titre {
    top: calc(env(safe-area-inset-top) + 4.6rem);
  }
  .titre-bande {
    font-size: min(15cqw, 7rem);
  }
  .titre-sous {
    flex-direction: column;
    gap: 0.35em;
    margin-top: -0.1em;
    padding: 0.5em 1.1em 0.45em;
    font-size: clamp(0.72rem, 3cqw, 1.05rem);
    letter-spacing: 0.14em;
  }
  .titre-point {
    display: none;
  }
}

/* --- Devise et autocollant ------------------------------------------------------------------------ */

.devise {
  position: absolute;
  z-index: 5;
  left: max(3cqw, env(safe-area-inset-left));
  /* Au-dessus des rubans, qui mordent sur le bas de la scène. */
  bottom: calc(2.75rem + 3.5cqh);
  margin: 0;
  padding: 0.25em 0.7em 0.35em 0.55em;
  background: var(--papier);
  color: var(--encre);
  font: 400 clamp(1.5rem, min(3.4cqw, 5cqh), 2.9rem) / 1 var(--script);
  rotate: -3deg;
  box-shadow: 0.12em 0.14em 0 var(--tole);
  pointer-events: none;
}

.avertissement {
  position: absolute;
  z-index: 5;
  right: max(4cqw, env(safe-area-inset-right));
  top: 24cqh;
  display: grid;
  place-content: center;
  width: clamp(7.5rem, 13cqw, 10.5rem);
  aspect-ratio: 1;
  margin: 0;
  padding: 1.2em;
  background: var(--ambre);
  color: var(--nuit);
  font: 700 clamp(0.78rem, 1.1cqw, 0.98rem) / 1.05 var(--etiquette);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  clip-path: polygon(
    50% 0%,
    61% 12%,
    75% 6%,
    79% 21%,
    94% 25%,
    89% 39%,
    100% 50%,
    89% 61%,
    94% 75%,
    79% 79%,
    75% 94%,
    61% 88%,
    50% 100%,
    39% 88%,
    25% 94%,
    21% 79%,
    6% 75%,
    11% 61%,
    0% 50%,
    11% 39%,
    6% 25%,
    21% 21%,
    25% 6%,
    39% 12%
  );
  rotate: 11deg;
  transition: rotate 0.4s cubic-bezier(0.3, 1.8, 0.5, 1);
}

.avertissement strong {
  display: block;
  margin-bottom: 0.15em;
  font: 400 1.7em/1 var(--display);
  letter-spacing: 0.04em;
  color: var(--tole);
}

@media (hover: hover) {
  .avertissement:hover {
    rotate: -6deg;
  }
}

@container scene (aspect-ratio < 1) {
  .devise {
    left: 50%;
    bottom: auto;
    top: calc(env(safe-area-inset-top) + 4.6rem + min(33cqw, 15rem) + 1.2rem);
    translate: -50% 0;
    white-space: nowrap;
    font-size: clamp(1.35rem, 6.4cqw, 2.4rem);
  }
  .avertissement {
    display: none;
  }
}

@container scene (aspect-ratio >= 1) and (max-height: 40rem) {
  .avertissement {
    display: none;
  }
}

/* --- Effets : poussière, onomatopées ---------------------------------------------------------------- */

.poussiere {
  position: absolute;
  width: 16%;
  aspect-ratio: 1.6;
  translate: -50% -50%;
  background: radial-gradient(circle, rgb(232 214 180 / 0.95) 38%, transparent 42%) 0 0 / 0.55rem
    0.55rem;
  mask-image: radial-gradient(closest-side, #000 35%, transparent);
  animation: poussiere 0.8s ease-out forwards;
}

@keyframes poussiere {
  from {
    opacity: 1;
    scale: 0.35 0.25;
  }
  to {
    opacity: 0;
    scale: 1.5 1;
    translate: -50% -85%;
  }
}

.onomatopee {
  position: absolute;
  translate: -50% -50%;
  font: 900 clamp(2.4rem, 8cqmin, 6rem) / 1 var(--kana);
  color: var(--lettre);
  -webkit-text-stroke: 0.06em var(--nuit);
  paint-order: stroke fill;
  text-shadow: 0.07em 0.08em 0 var(--tole);
  white-space: nowrap;
  animation: onomatopee 0.95s cubic-bezier(0.2, 1.4, 0.4, 1) forwards;
}

.onomatopee.latin {
  font-family: var(--display);
  font-weight: 400;
  letter-spacing: 0.04em;
}

@keyframes onomatopee {
  0% {
    opacity: 0;
    scale: 0.3;
  }
  18% {
    opacity: 1;
    scale: 1.15;
  }
  70% {
    opacity: 1;
    scale: 1;
  }
  100% {
    opacity: 0;
    scale: 1.05;
    translate: -50% -80%;
  }
}

/* --- Rubans ----------------------------------------------------------------------------------------- */

.rubans {
  position: relative;
  z-index: 2;
  margin-top: -2.75rem;
  padding-bottom: 1.5rem;
  overflow: hidden;
  background: linear-gradient(transparent 50%, var(--papier) 50%);
}

.ruban {
  width: 110vw;
  margin-left: -5vw;
  overflow: hidden;
  white-space: nowrap;
  box-shadow: 0 0.3rem 0 rgb(0 0 0 / 0.18);
}

.ruban-piste {
  display: inline-flex;
  animation: defile 38s linear infinite;
}

.ruban span {
  padding: 0 1.1em;
}

.ruban span::after {
  content: '✦';
  margin-left: 2.2em;
  color: var(--ambre);
}

.ruban-rouge {
  position: relative;
  z-index: 1;
  background: var(--tole);
  color: var(--lettre);
  font: 400 clamp(1.4rem, 2.6vw, 2.1rem) / 1.55 var(--display);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  rotate: -1.6deg;
}

.ruban-rouge [lang='ja'] {
  font: 900 0.9em/1.7 var(--kana);
  letter-spacing: 0.2em;
}

.ruban-creme {
  margin-top: -0.3rem;
  background: var(--creme);
  color: var(--nuit);
  font: 800 clamp(0.95rem, 1.5vw, 1.2rem) / 2.3 var(--etiquette);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  rotate: 1.1deg;
}

.ruban-creme span::after {
  color: var(--tole);
}

.ruban-creme .ruban-piste {
  animation-direction: reverse;
  animation-duration: 46s;
}

@keyframes defile {
  to {
    translate: -50% 0;
  }
}

/* --- Ouverture : l'écran en tôle --------------------------------------------------------------------- */

.ouverture {
  position: relative;
  display: grid;
  place-items: center;
  padding: clamp(4rem, 10vw, 8rem) 1rem clamp(4.5rem, 10vw, 8rem);
  overflow: hidden;
}

/* Soleil levant en rayons, tourné très lentement. */
.rayons {
  position: absolute;
  left: 50%;
  top: 50%;
  width: max(160vw, 160vh);
  aspect-ratio: 1;
  translate: -50% -50%;
  background: repeating-conic-gradient(
    from 0deg,
    rgb(232 214 180 / 0.55) 0deg 7.5deg,
    transparent 7.5deg 15deg
  );
  mask-image: radial-gradient(closest-side, #000 8%, transparent 42%);
  animation: rayons 120s linear infinite;
}

@keyframes rayons {
  to {
    rotate: 360deg;
  }
}

.ecran {
  position: relative;
  width: min(100%, 60rem);
  margin: 0;
}

.ecran-plaque {
  position: absolute;
  z-index: 2;
  top: 0;
  left: clamp(1rem, 4vw, 2.5rem);
  translate: 0 -55%;
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.4rem 1rem 0.35rem;
  background: var(--ambre);
  color: var(--nuit);
  box-shadow: 0.25rem 0.25rem 0 var(--nuit);
  rotate: -2deg;
}

.ecran-plaque h2 {
  margin: 0;
  font: 400 clamp(1.6rem, 3.4vw, 2.4rem) / 1 var(--display);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.ecran-plaque span {
  font: 800 1rem/1 var(--etiquette);
  letter-spacing: 0.18em;
}

.ecran-cadre {
  position: relative;
  padding: clamp(0.7rem, 1.8vw, 1.25rem);
  border-radius: 1.2rem;
  background:
    radial-gradient(circle at 0.8rem 0.8rem, #6a7ba3 0.18rem, #0b1a38 0.28rem, transparent 0.32rem),
    radial-gradient(
      circle at calc(100% - 0.8rem) 0.8rem,
      #6a7ba3 0.18rem,
      #0b1a38 0.28rem,
      transparent 0.32rem
    ),
    radial-gradient(
      circle at 0.8rem calc(100% - 0.8rem),
      #6a7ba3 0.18rem,
      #0b1a38 0.28rem,
      transparent 0.32rem
    ),
    radial-gradient(
      circle at calc(100% - 0.8rem) calc(100% - 0.8rem),
      #6a7ba3 0.18rem,
      #0b1a38 0.28rem,
      transparent 0.32rem
    ),
    linear-gradient(160deg, #22386a, var(--nuit) 45%, #0a1733);
  box-shadow:
    inset 0 0 0 2px rgb(255 255 255 / 0.08),
    0.8rem 0.9rem 0 var(--tole);
  rotate: -0.8deg;
}

.ecran video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  border-radius: 0.35rem;
  background: #000;
  box-shadow: 0 0 0 2px var(--lettre);
}

.lancer {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 0.6rem;
  border: 0;
  border-radius: 1.2rem;
  background: radial-gradient(closest-side, rgb(12 39 69 / 0.45), transparent);
  color: var(--lettre);
  cursor: pointer;
}

.lancer-rond {
  display: grid;
  place-items: center;
  width: clamp(5.5rem, 12vw, 8.5rem);
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--tole);
  box-shadow:
    inset 0 0 0 0.3rem var(--lettre),
    inset 0 0 0 0.45rem var(--tole),
    0.3rem 0.35rem 0 var(--nuit);
  transition: rotate 0.6s cubic-bezier(0.3, 1.6, 0.5, 1);
}

.lancer-cle {
  width: 62%;
  fill: var(--lettre);
}

.lancer-yeux {
  fill: var(--ambre);
}

.lancer-jour {
  fill: var(--tole);
}

.lancer-mot {
  padding: 0.2rem 0.9rem;
  background: var(--nuit);
  font: 400 clamp(1.3rem, 2.4vw, 1.8rem) / 1.1 var(--display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: 0.2rem 0.2rem 0 var(--tole);
}

.lancer:focus-visible .lancer-rond {
  rotate: 180deg;
}

@media (hover: hover) {
  .lancer:hover .lancer-rond {
    rotate: 180deg;
  }
}

.lancer[hidden] {
  display: none;
}

.ecran figcaption {
  margin: 2.2rem auto 0;
  width: fit-content;
  max-width: 100%;
  font: 400 clamp(1.7rem, 4vw, 2.8rem) / 1.1 var(--script);
  color: var(--nuit);
  text-align: center;
  rotate: -2deg;
}

/* --- Suite : TK, le tampon et つづく ---------------------------------------------------------------- */

.suite {
  position: relative;
  padding: clamp(3rem, 8vw, 6rem) 1rem clamp(3rem, 7vw, 5rem);
  overflow: hidden;
  isolation: isolate;
  cursor: pointer;
  touch-action: manipulation;
}

/* Trame rouge qui apparaît et s'efface, comme un aplat mal encré. */
.suite::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle, rgb(169 29 27 / 0.13) 28%, transparent 31%) 0 0 / 9px 9px;
  mask-image: linear-gradient(transparent, #000 30%, #000 55%, transparent);
}

.suite-feuille {
  position: relative;
  display: grid;
  justify-items: center;
  width: min(100%, 44rem);
  margin: 0 auto;
}

.suite-label {
  margin: 0;
  font: 800 clamp(0.9rem, 1.6vw, 1.1rem) / 1 var(--etiquette);
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--tole);
}

.tk {
  margin: 0.1em 0 0;
  font: 400 clamp(8rem, 30vw, 17rem) / 0.82 var(--display);
  letter-spacing: 0.02em;
  color: var(--lettre);
  text-shadow: var(--relief);
  -webkit-text-stroke: 0.012em var(--nuit);
}

.tk abbr {
  text-decoration: none;
  cursor: help;
}

.suite-script {
  margin: 0.1em 0 0;
  font: 400 clamp(2rem, 5vw, 3.4rem) / 1 var(--script);
  color: var(--nuit);
  rotate: -4deg;
}

.sceau,
.empreinte {
  background: var(--vermillon);
  mask: url('assets/img/tampon.webp') center / contain no-repeat;
  mix-blend-mode: multiply;
}

.sceau {
  position: absolute;
  right: max(-1rem, calc(50% - 22rem));
  top: 18%;
  width: clamp(6.5rem, 18vw, 11rem);
  aspect-ratio: 720 / 712;
  rotate: -9deg;
  opacity: 0.94;
}

/* Avec JavaScript, le tampon attend qu'on arrive pour tomber, et son encre qu'on s'approche. */
.anime .sceau:not(.frappe) {
  opacity: 0;
}

.anime .suite:not(.proche) .sceau {
  mask: none;
}

.sceau.frappe {
  animation: frappe 0.42s cubic-bezier(0.55, 0, 0.75, 0.35) forwards;
}

@keyframes frappe {
  0% {
    opacity: 0;
    scale: 2.4;
    rotate: -24deg;
  }
  70% {
    opacity: 1;
    scale: 0.94;
    rotate: -9deg;
  }
  100% {
    opacity: 0.94;
    scale: 1;
    rotate: -9deg;
  }
}

.tsuzuku {
  position: absolute;
  left: max(0rem, calc(50% - 22rem));
  top: 4%;
  margin: 0;
  padding: 0.3em 0.25em;
  writing-mode: vertical-rl;
  font: 900 clamp(1.6rem, 3.6vw, 2.6rem) / 1 var(--kana);
  letter-spacing: 0.25em;
  color: var(--papier);
  background: var(--nuit);
  box-shadow: 0.2rem 0.2rem 0 var(--tole);
}

.suite-aide {
  margin: 2.5rem 0 0;
  text-align: center;
  font: 700 0.95rem/1 var(--etiquette);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgb(29 39 71 / 0.55);
}

.suite-aide .doigt,
.suite-aide .souris {
  display: none;
}

@media (hover: hover) {
  .suite-aide .souris {
    display: inline;
  }
}

@media (hover: none) {
  .suite-aide .doigt {
    display: inline;
  }
}

@media (max-width: 40rem) {
  .sceau {
    right: 0.25rem;
    top: 30%;
  }
}

.empreinte {
  position: absolute;
  width: clamp(4.5rem, 11vw, 7rem);
  aspect-ratio: 720 / 712;
  translate: -50% -50%;
  pointer-events: none;
  animation: empreinte 0.28s cubic-bezier(0.55, 0, 0.75, 0.35);
}

@keyframes empreinte {
  from {
    opacity: 0;
    scale: 1.8;
  }
}

/* --- Pied de page ----------------------------------------------------------------------------------- */

.bas {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.4rem 1.5rem;
  padding: 1.1rem max(1.25rem, env(safe-area-inset-right)) max(1.1rem, env(safe-area-inset-bottom))
    max(1.25rem, env(safe-area-inset-left));
  background: var(--nuit);
  color: var(--creme);
  font: 700 0.85rem/1.3 var(--etiquette);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.bas p {
  margin: 0;
}

.bas-marque {
  font: 400 1.15rem/1 var(--display);
  letter-spacing: 0.08em;
  color: var(--lettre);
}

.bas [lang='ja'] {
  margin-left: 0.4em;
  font: 900 0.9rem/1 var(--kana);
  letter-spacing: 0.2em;
  color: var(--ambre);
}

/* --- Mode kaiju --------------------------------------------------------------------------------------- */

.jouet.geant {
  --taille: 1.32;
}

/* --- Mouvement réduit ------------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .ruban-piste,
  .rayons,
  .etiquette {
    animation: none;
  }
  .anime .sceau:not(.frappe) {
    opacity: 0.94;
  }
  .sceau.frappe,
  .empreinte,
  .poussiere {
    animation: none;
  }
  .onomatopee {
    animation-duration: 1.4s;
    animation-timing-function: linear;
  }
}

/* --- Page introuvable ------------------------------------------------------------------------------- */

.perdu {
  display: grid;
  place-items: center;
  min-height: 100svh;
  padding: 1.5rem;
  background: var(--trame), var(--ciel);
}

.perdu-carton {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 0.6rem;
  padding: 2.5rem 3rem 2.2rem;
  background: var(--papier);
  box-shadow: 0.7rem 0.8rem 0 var(--tole);
  text-align: center;
  rotate: -1.5deg;
}

.perdu h1 {
  margin: 0;
  font: 400 clamp(6rem, 22vw, 11rem) / 0.85 var(--display);
  color: var(--lettre);
  text-shadow: var(--relief);
  -webkit-text-stroke: 0.012em var(--nuit);
}

.perdu p {
  margin: 0;
  font: 400 clamp(1.6rem, 5vw, 2.3rem) / 1.1 var(--script);
}

.perdu a {
  margin-top: 0.8rem;
  padding: 0.35rem 1rem;
  background: var(--nuit);
  color: var(--lettre);
  font: 400 1.3rem/1.2 var(--display);
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
  box-shadow: 0.2rem 0.2rem 0 var(--tole);
}

.perdu-sceau {
  top: -2.5rem;
  right: -2.5rem;
  width: 7rem;
  opacity: 0.94;
  animation: frappe 0.42s cubic-bezier(0.55, 0, 0.75, 0.35) both;
}