/* DAI! — dai.training
   Idée : un rêve éveillé. On entre par un crépuscule (nuit en haut, braise à l'horizon) où flotte le nom en volume,
   puis on descend dans la nuit : bandes sombres, cartes de verre, une seule bande claire couleur de perle. */

@font-face {
  font-family: "Anton";
  src: url("../fonts/anton-latin-400-normal.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Instrument Sans";
  src: url("../fonts/instrument-sans-latin-400-normal.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Instrument Sans";
  src: url("../fonts/instrument-sans-latin-600-normal.woff2") format("woff2");
  font-weight: 600; font-style: normal; font-display: swap;
}

:root {
  color-scheme: dark;

  --night:  #090b22;   /* le fond : une nuit tirée vers le bleu */
  --plum:   #1f1140;   /* bandes intermédiaires, tranche du titre */
  --ember:  #ff7d5c;   /* la braise à l'horizon, accent chaud */
  --lilac:  #b7a6ff;   /* lueur froide, filets, liens */
  --pearl:  #f4efff;   /* texte et bande claire */
  --moon:   #ffe7a3;   /* boutons et repères : une lune pâle */
  --mist:   #b3b1d6;   /* texte secondaire */

  --display: "Anton", "Haettenschweiler", "Impact", "Arial Narrow Bold", sans-serif;
  --body: "Instrument Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace; /* la voix « basse technologie » : étiquettes, scores */

  --step--1: clamp(0.84rem, 0.8rem + 0.2vw, 0.95rem);
  --step-0:  clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --step-1:  clamp(1.25rem, 1.1rem + 0.7vw, 1.6rem);
  --step-2:  clamp(2.2rem, 1.5rem + 3.4vw, 4.4rem);
  --step-3:  clamp(5.5rem, 2rem + 26vw, 19rem);

  --gutter: clamp(1rem, 4vw, 3.5rem);
  --band: clamp(3.5rem, 8vw, 7rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--night);
  color: var(--pearl);
  font-family: var(--body);
  font-size: var(--step-0);
  line-height: 1.55;
}
h1, h2, h3, p, ol, ul { margin: 0; }
ol, ul { padding: 0; list-style: none; }
a { color: inherit; }
a:focus-visible, .btn:focus-visible { outline: 3px solid var(--moon); outline-offset: 3px; }
.band--join a:focus-visible { outline-color: var(--plum); }

.skip {
  position: absolute; left: var(--gutter); top: -4rem; z-index: 10;
  background: var(--moon); color: var(--night); padding: .6rem 1rem; font-weight: 600;
}
.skip:focus { top: .75rem; }

.wrap { width: min(100% - 2 * var(--gutter), 78rem); margin-inline: auto; }

h2 {
  font-family: var(--display);
  font-weight: 400;
  font-size: var(--step-2);
  line-height: 0.95;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  text-wrap: balance;
}
.big { font-size: var(--step-1); line-height: 1.35; max-width: 34ch; text-wrap: pretty; }

/* ---------- Ouverture : le crépuscule ---------- */
.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(120% 60% at 78% 104%, #ffb07a 0%, #ff7d5c 18%, #c2457a 40%, transparent 68%),
    linear-gradient(180deg, var(--night) 0%, #150f3d 38%, #3a1763 66%, #7a2a72 86%, #b23d73 100%);
  color: var(--pearl);
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: min(46rem, 92svh);
}
.hero__scene { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; display: block; image-rendering: pixelated; }
.nav {
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between;
  gap: .5rem 1.5rem;
  padding: 1.1rem var(--gutter);
}
.nav__brand { font-family: var(--display); font-size: 1.5rem; text-decoration: none; letter-spacing: .02em; }
.nav__links { display: flex; flex-wrap: wrap; gap: .25rem 1.4rem; font-weight: 600; font-size: var(--step--1); text-transform: uppercase; letter-spacing: .08em; }
.nav__links a { text-decoration: none; padding: .35rem 0; border-bottom: 2px solid transparent; }
.nav__links a:hover { border-bottom-color: var(--moon); }

.hero__body {
  align-self: end;
  padding: clamp(1.5rem, 5vw, 4rem) var(--gutter) clamp(2rem, 5vw, 4rem);
  display: grid; gap: 1rem; justify-items: start;
  perspective: 900px;
}
.hero__kicker { font-weight: 600; font-size: var(--step--1); text-transform: uppercase; letter-spacing: .14em; color: var(--mist); }

/* Le nom en volume : face de perle, tranche qui passe de la braise au prune, halo autour. */
.title3d {
  --rx: 6deg; --ry: -14deg;
  font-family: var(--display);
  font-weight: 400;
  font-size: var(--step-3);
  line-height: 0.82;
  letter-spacing: 0.01em;
  margin: 0.04em 0 0.12em;
  transform-style: preserve-3d;
  transform: rotateX(var(--rx)) rotateY(var(--ry));
  transform-origin: 30% 60%;
  transition: transform .5s cubic-bezier(.2,.7,.2,1);
  will-change: transform;
}
.title3d__face {
  display: block;
  color: var(--pearl);
  text-shadow:
    .022em .022em 0 #ffb48f, .044em .044em 0 #ff7d5c, .066em .066em 0 #d9508a,
    .088em .088em 0 #9a3a98, .110em .110em 0 #5d2885, .132em .132em 0 var(--plum),
    .2em .24em 0 #09061a99;
}
@media (prefers-reduced-motion: no-preference) {
  .title3d.is-idle { animation: sway 11s ease-in-out infinite; }
}
@keyframes sway {
  0%, 100% { transform: rotateX(6deg) rotateY(-14deg); }
  50%      { transform: rotateX(1deg) rotateY(11deg); }
}

.hero__lead { font-size: var(--step-1); line-height: 1.3; max-width: 26ch; text-wrap: balance; }
.hero__tags { font-weight: 600; font-size: var(--step--1); text-transform: uppercase; letter-spacing: .1em; color: var(--pearl); opacity: .85; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: .5rem; }

.btn {
  display: inline-block; text-decoration: none; font-weight: 600;
  padding: .85rem 1.35rem; border: 2px solid var(--moon); border-radius: 999px;
  transition: transform .2s ease, background-color .2s ease, color .2s ease, box-shadow .2s ease;
}
.btn--solid { background: var(--moon); color: var(--night); box-shadow: 0 0 2rem #ffe7a340; }
.btn--ghost { color: var(--pearl); border-color: #f4efff99; background: #09061a40; }
.btn:hover { transform: translateY(-2px); }
.btn--solid:hover { box-shadow: 0 0 2.8rem #ffe7a380; }
.btn--ghost:hover { background: var(--pearl); color: var(--night); border-color: var(--pearl); }

/* ---------- Bandes ---------- */
.band { padding-block: var(--band); position: relative; }

.band--intro { background: linear-gradient(180deg, #2a1650 0%, var(--night) 55%); }
.intro { display: grid; gap: 1.5rem 4rem; grid-template-columns: minmax(0, 1fr); }
.intro__text { display: grid; gap: 1rem; max-width: 62ch; }
.intro__text .big { max-width: 30ch; }
.intro__text p:not(.big) { color: var(--mist); }
@media (min-width: 56rem) {
  .intro { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-items: start; }
}

.band--stages {
  background:
    radial-gradient(60% 50% at 12% 0%, #b7a6ff22 0%, transparent 70%),
    radial-gradient(50% 45% at 95% 100%, #ff7d5c26 0%, transparent 70%),
    var(--night);
}
.head { display: grid; gap: 1rem 3rem; margin-bottom: clamp(2rem, 4vw, 3.5rem); }
.head__note { color: var(--mist); max-width: 44ch; }
@media (min-width: 56rem) { .head { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-items: end; } }

.cards { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 17.5rem), 1fr)); perspective: 1400px; }
.card {
  background: linear-gradient(160deg, #ffffff17 0%, #ffffff08 55%, #ff7d5c14 100%);
  border: 1px solid #b7a6ff55;
  border-radius: 1.4rem;
  padding: 1.5rem 1.5rem 1.4rem;
  display: grid; gap: .35rem; align-content: start;
  transform-style: preserve-3d;
  transition: transform .45s cubic-bezier(.2,.7,.2,1), box-shadow .45s ease, border-color .45s ease;
  box-shadow: 0 1.2rem 3rem #05041480, inset 0 1px 0 #ffffff26;
}
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .card:hover {
    transform: rotateX(5deg) rotateY(-8deg) translateZ(18px);
    border-color: var(--moon);
    box-shadow: 0 2rem 4rem #050414b3, 0 0 3rem #b7a6ff40, inset 0 1px 0 #ffffff40;
  }
}
.card--featured {
  background: linear-gradient(150deg, #ff7d5c 0%, #d9508a 48%, #6a2c8f 100%);
  border-color: #ffe7a3aa;
  box-shadow: 0 1.6rem 4rem #050414b3, 0 0 3.5rem #ff7d5c40, inset 0 1px 0 #ffffff55;
}
.card--featured .card__where { color: var(--moon); }
.card--featured .card__what, .card--featured .card__who { color: var(--pearl); }
.card--featured .card__who { font-weight: 600; font-size: var(--step-1); }
.card--featured .card__status { background: var(--moon); color: var(--night); border-color: var(--moon); }
.card__num { font-family: var(--display); font-size: 3.2rem; line-height: 1; color: var(--moon); font-variant-numeric: tabular-nums; text-shadow: 0 0 1.2rem #ffe7a366; }
.card__title { font-family: var(--display); font-weight: 400; font-size: 1.7rem; line-height: 1.05; text-transform: uppercase; margin-top: .4rem; text-wrap: balance; }
.card__when { font-weight: 600; font-size: var(--step-1); margin-top: .6rem; }
.card__where { font-weight: 600; color: var(--ember); }
.card__what { color: var(--mist); }
.card__details { margin-top: .6rem; }
.card__who { color: var(--mist); }
.card__status {
  justify-self: start; margin-top: .9rem;
  font-size: var(--step--1); font-weight: 600; text-transform: uppercase; letter-spacing: .08em;
  padding: .25rem .7rem; border: 1.5px solid #f4efff66; border-radius: 999px;
}
.card__cta { justify-self: start; margin-top: .9rem; }
.stages__foot { margin-top: clamp(2rem, 4vw, 3rem); color: var(--mist); max-width: 56ch; }
.stages__foot a { color: var(--pearl); font-weight: 600; }

.band--creation { background: linear-gradient(180deg, var(--night) 0%, var(--plum) 60%, #4a1c66 100%); }
.creation { display: grid; gap: 2rem 4rem; grid-template-columns: minmax(0, 1fr); }
.creation > div { display: grid; gap: 1.25rem; align-content: start; }
@media (min-width: 56rem) { .creation { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); } }
.project {
  border-radius: 1.6rem;
  background: linear-gradient(150deg, #ff7d5c 0%, #d9508a 45%, #6a2c8f 100%);
  color: var(--pearl);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  display: grid; gap: .6rem; align-content: start;
  box-shadow: 0 2rem 5rem #05041499, inset 0 1px 0 #ffffff40;
}
.project__label { font-size: var(--step--1); font-weight: 600; text-transform: uppercase; letter-spacing: .1em; }
.project__title { font-family: var(--display); font-weight: 400; font-size: clamp(3.5rem, 2rem + 8vw, 7rem); line-height: .9; text-transform: uppercase; text-shadow: .04em .05em 0 #1f114080; }
.project p { max-width: 46ch; }
.project__more { opacity: .85; }

.band--join { background: var(--pearl); color: var(--night); }
.join { display: grid; gap: 1.5rem 3rem; grid-template-columns: minmax(0, 1fr); align-items: start; }
.join__price { display: grid; gap: .1rem; }
.join__amount {
  font-family: var(--display); font-size: clamp(4.5rem, 3rem + 9vw, 9rem); line-height: .85; font-variant-numeric: tabular-nums;
  color: #c9406f;
}
.join__unit { font-weight: 600; text-transform: uppercase; letter-spacing: .1em; font-size: var(--step--1); }
.join__text { display: grid; gap: .9rem; max-width: 46ch; }
@media (min-width: 56rem) { .join { grid-template-columns: minmax(0, 4fr) minmax(0, 3fr) minmax(0, 5fr); } }

.band--contact {
  background:
    radial-gradient(70% 80% at 85% 110%, #ff7d5c40 0%, #c2457a26 35%, transparent 70%),
    var(--night);
}
.contact { display: grid; gap: 1.25rem; }
.contact__mail a {
  font-family: var(--display);
  font-size: clamp(1.7rem, 0.6rem + 5.6vw, 5rem);
  line-height: 1; text-transform: uppercase; color: var(--moon);
  text-decoration-thickness: .06em; text-underline-offset: .12em;
  overflow-wrap: anywhere;
}
.contact__mail a:hover { color: var(--pearl); }
.contact__note { max-width: 50ch; color: var(--mist); }

.foot { background: #06071a; color: var(--mist); padding-block: 2rem; font-size: var(--step--1); }
.foot__in { display: flex; flex-wrap: wrap; gap: .5rem 2rem; align-items: baseline; justify-content: space-between; }
.foot__brand { font-family: var(--display); font-size: 1.6rem; color: var(--moon); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .title3d, .card, .btn { transition: none; }
}

/* ---------- Ambiance foot ---------- */
/* Le curseur devient un ballon (souris uniquement ; le doigt n'a pas de curseur). */
@media (hover: hover) and (pointer: fine) {
  html { cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='30' height='30' viewBox='0 0 30 30'%3E%3Ccircle cx='15' cy='15' r='12.5' fill='%23f4efff' stroke='%231f1140' stroke-width='1.6'/%3E%3Cpath d='M15 9.6l5.1 3.7-1.9 6h-6.4l-1.9-6z' fill='%231f1140'/%3E%3Cpath d='M15 9.6V3M20.1 13.3l6-2M18.2 19.3l3.8 5.2M11.8 19.3L8 24.5M9.9 13.3l-6-2' stroke='%231f1140' stroke-width='1.6' fill='none'/%3E%3C/svg%3E") 15 15, auto; }
  a, button, .btn, .game__field { cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='30' height='30' viewBox='0 0 30 30'%3E%3Ccircle cx='15' cy='15' r='12.5' fill='%23f4efff' stroke='%231f1140' stroke-width='1.6'/%3E%3Cpath d='M15 9.6l5.1 3.7-1.9 6h-6.4l-1.9-6z' fill='%231f1140'/%3E%3Cpath d='M15 9.6V3M20.1 13.3l6-2M18.2 19.3l3.8 5.2M11.8 19.3L8 24.5M9.9 13.3l-6-2' stroke='%231f1140' stroke-width='1.6' fill='none'/%3E%3C/svg%3E") 15 15, pointer; }
}

.game { margin-top: clamp(2.5rem, 6vw, 5rem); display: grid; gap: 1rem; }
.game__head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: .5rem 2rem; }
.game__title { font-family: var(--display); font-weight: 400; font-size: clamp(1.8rem, 1.2rem + 2.4vw, 3rem); line-height: 1; text-transform: uppercase; }
.game__score { font-weight: 600; font-variant-numeric: tabular-nums; color: var(--moon); font-size: var(--step-1); }
.game__field {
  display: block; width: 100%; height: auto; aspect-ratio: 720 / 420;
  max-width: 60rem;
  border-radius: 1.6rem; border: 1px solid #b7a6ff55;
  box-shadow: 0 2rem 5rem #05041499, 0 0 4rem #b7a6ff26;
  background: var(--night);
  touch-action: manipulation;
}
.game__field:focus-visible { outline: 3px solid var(--moon); outline-offset: 4px; }
.game__help { color: var(--mist); max-width: 62ch; }
.visually-hidden { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

/* ---------- Pixel : haute et basse technologie mêlées ---------- */
.nav__links, .hero__tags, .card__status, .project__label, .join__unit, .game__score, .game__help, .stages__foot, .foot { font-family: var(--mono); }
.nav__links, .hero__tags { letter-spacing: .04em; }
.game__field { image-rendering: pixelated; }
.card, .project, .game__field, .btn, .card__status { border-radius: 0; }
/* coins crantés, comme une fenêtre de vieux jeu */
.card, .project, .game__field {
  clip-path: polygon(0 10px, 10px 10px, 10px 0, calc(100% - 10px) 0, calc(100% - 10px) 10px, 100% 10px, 100% calc(100% - 10px), calc(100% - 10px) calc(100% - 10px), calc(100% - 10px) 100%, 10px 100%, 10px calc(100% - 10px), 0 calc(100% - 10px));
}
/* trame de pixels discrète sur l'ouverture */
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(#09061a2e 1px, transparent 1px), linear-gradient(90deg, #09061a2e 1px, transparent 1px);
  background-size: 4px 4px;
  mix-blend-mode: multiply;
}