/* =====================================================================
   DISTRICT 604 — Écran central (screen.css)
   Format cible : 16:9 paysage (projecteur / TV)
   Dépend de design-system.css (variables, composants de base).
   ===================================================================== */

/* Cadre plein écran, aucune barre de défilement */
html, body { height: 100%; overflow: hidden; }

.screen {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    /* Échelle typographique relative à la largeur de l'écran => lisible de loin */
    font-size: clamp(14px, 1.05vw, 26px);
}

/* ---------- Barre supérieure ---------- */
.screen-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2em;
    padding: 1.2em 2em;
    border-bottom: 1px solid var(--ink-500);
    background: linear-gradient(180deg, rgba(0,0,0,.5), transparent);
    z-index: 5;
}
.screen-top__brand { display: flex; align-items: center; gap: .8em; }
.screen-top__brand img { height: 2.8em; width: auto; }
.screen-top__brand .name { font-family: var(--font-display); font-weight: 800; font-size: 1.5em; letter-spacing: .04em; }
.screen-top__meta { display: flex; align-items: center; gap: 2.2em; }
.screen-top__stat { text-align: center; line-height: 1; }
.screen-top__stat b { font-family: var(--font-display); font-size: 1.8em; color: var(--text-strong); font-variant-numeric: tabular-nums; }
.screen-top__stat span { display: block; font-family: var(--font-ui); font-size: .72em; letter-spacing: .14em; text-transform: uppercase; color: var(--text-muted); margin-top: .3em; }

/* ---------- Scène : conteneur des vues ---------- */
.screen-stage { position: relative; flex: 1; overflow: hidden; }

.view {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    padding: 2.2em 3em 2.6em;
    opacity: 0;
    visibility: hidden;
    transform: scale(.985);
    transition: opacity .5s var(--ease), transform .5s var(--ease), visibility .5s;
}
.view.is-active { opacity: 1; visibility: visible; transform: none; }

/* =====================================================================
   VUE LOBBY
   ===================================================================== */
.lobby { display: grid; grid-template-columns: 1.15fr 1fr; gap: 3em; align-items: center; }
.lobby__left { text-align: center; }
.lobby__logo { width: min(26vw, 360px); margin: 0 auto 1em; }
.lobby__title { font-size: clamp(2.6em, 5vw, 4.2em); }
.lobby__tagline { font-family: var(--font-ui); letter-spacing: .35em; text-transform: uppercase; color: var(--fire-400); margin-top: .5em; font-size: 1.05em; }

.qr-card {
    background: #fff;
    border-radius: var(--r-lg);
    padding: 1.4em;
    width: min(22vw, 320px);
    margin: 1.4em auto 0;
    box-shadow: 0 0 60px -10px var(--fire-glow);
}
.qr-card canvas, .qr-card img { display: block; width: 100% !important; height: auto !important; border-radius: 6px; }
.qr-hint { margin-top: 1em; font-family: var(--font-ui); font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--text); }
.qr-code-label { font-family: var(--font-display); font-size: 2.4em; letter-spacing: .25em; color: var(--fire-400); margin-top: .1em; }

.lobby__right { height: 100%; display: flex; flex-direction: column; }
.lobby__right h3 { font-size: 1.4em; color: var(--text-muted); margin-bottom: .7em; letter-spacing: .1em; }
.players-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(8.5em, 1fr));
    gap: .7em;
    align-content: start;
    overflow: hidden;
    flex: 1;
}
.player-chip {
    background: var(--ink-700);
    border: 1px solid var(--ink-500);
    border-radius: var(--r-pill);
    padding: .55em 1em;
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: 1.05em;
    color: var(--text-strong);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: center;
}
.player-chip.is-new { animation: d6-pop .45s var(--ease) both; border-color: var(--fire-500); }

/* Bandeau de messages d'ambiance */
.ambient {
    text-align: center;
    font-family: var(--font-ui);
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--text-muted);
    padding-top: 1em;
    font-size: 1.05em;
}

/* =====================================================================
   VUE QUESTION
   ===================================================================== */
.question { gap: 1.2em; }
.question__head { display: flex; align-items: center; justify-content: space-between; gap: 2em; }
.question__index { font-family: var(--font-ui); font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--fire-400); font-size: 1.1em; }
.question__text {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--text-strong);
    text-transform: none;
    font-size: clamp(1.8em, 3.4vw, 3em);
    line-height: 1.12;
    text-align: center;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: .3em 0;
}

/* Anneau de chronomètre (SVG) */
.timer { position: relative; width: 5.5em; height: 5.5em; flex: none; }
.timer svg { transform: rotate(-90deg); width: 100%; height: 100%; }
.timer__track { fill: none; stroke: var(--ink-600); stroke-width: 8; }
.timer__bar { fill: none; stroke: var(--fire-500); stroke-width: 8; stroke-linecap: round; filter: drop-shadow(0 0 6px var(--fire-glow)); transition: stroke-dashoffset .25s linear, stroke .3s; }
.timer__num { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 800; font-size: 2.1em; color: var(--text-strong); font-variant-numeric: tabular-nums; }
.timer.is-low .timer__bar { stroke: var(--bad-500); filter: drop-shadow(0 0 8px var(--bad-glow)); }
.timer.is-low .timer__num { color: var(--bad-500); animation: d6-pulse 1s ease-in-out infinite; }

.responses-count { font-family: var(--font-ui); font-weight: 700; font-size: 1.2em; color: var(--text); text-align: center; }
.responses-count b { color: var(--fire-400); font-family: var(--font-display); font-size: 1.5em; }

/* Grille des réponses 2x2 */
.answers { display: grid; grid-template-columns: 1fr 1fr; gap: 1em; margin-top: auto; }
.answer {
    display: flex;
    align-items: center;
    gap: 1em;
    background: var(--grad-surface);
    border: 1px solid var(--ink-500);
    border-left: 6px solid var(--ac);
    border-radius: var(--r-md);
    padding: 1em 1.3em;
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: clamp(1.1em, 1.9vw, 1.7em);
    color: var(--text-strong);
    transition: transform .35s var(--ease), border-color .35s, background .35s, opacity .35s, box-shadow .35s;
    border-radius: var(--r-md);
}
.answer__key {
    flex: none;
    width: 1.7em; height: 1.7em;
    display: grid; place-items: center;
    border-radius: 8px;
    background: var(--ac);
    color: #0a0a0a;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.05em;
}
.answer__count { margin-left: auto; font-family: var(--font-display); font-size: 1.1em; color: var(--text-muted); opacity: 0; transition: opacity .4s; }
/* Couleurs par position (A/B/C/D) */
.answer[data-pos="1"] { --ac: var(--fire-500); }
.answer[data-pos="2"] { --ac: #2f8fd4; }
.answer[data-pos="3"] { --ac: var(--gold-500); }
.answer[data-pos="4"] { --ac: #8a63d4; }

/* États de révélation */
.answers.is-reveal .answer__count { opacity: 1; }
.answers.is-reveal .answer { opacity: .4; }
.answers.is-reveal .answer.is-correct {
    opacity: 1;
    border-color: var(--good-500);
    border-left-color: var(--good-500);
    background: linear-gradient(160deg, rgba(47,212,122,.18), var(--ink-800));
    box-shadow: 0 0 30px -6px var(--good-glow);
    transform: scale(1.03);
}
.answers.is-reveal .answer.is-correct .answer__key { background: var(--good-500); }

/* =====================================================================
   VUE CLASSEMENT
   ===================================================================== */
.ranking { gap: 1em; }
.ranking__title { text-align: center; font-size: clamp(1.8em, 3.5vw, 2.8em); }
.ranking__list { position: relative; flex: 1; display: flex; flex-direction: column; gap: .55em; }
.rank {
    display: grid;
    grid-template-columns: 2.4em 1fr auto;
    align-items: center;
    gap: 1.1em;
    background: var(--ink-700);
    border: 1px solid var(--ink-500);
    border-radius: var(--r-md);
    padding: .7em 1.2em;
    will-change: transform;
    transition: border-color .4s, box-shadow .4s, background .4s;
}
.rank__pos { font-family: var(--font-display); font-weight: 800; font-size: 1.6em; text-align: center; color: var(--chrome-400); }
.rank__main { min-width: 0; }
.rank__name { font-family: var(--font-ui); font-weight: 700; font-size: 1.4em; color: var(--text-strong); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rank__title { font-family: var(--font-ui); font-weight: 600; font-size: .85em; letter-spacing: .04em; text-transform: uppercase; color: var(--fire-300); }
.rank__score { font-family: var(--font-display); font-weight: 800; font-size: 1.8em; color: var(--fire-400); font-variant-numeric: tabular-nums; }
.rank--1 { border-color: var(--gold-500); box-shadow: 0 0 26px -6px rgba(245,184,51,.4); }
.rank--1 .rank__pos { color: var(--gold-400); }
.rank--2 { border-color: var(--chrome-400); }
.rank--2 .rank__pos { color: var(--chrome-200); }
.rank--3 { border-color: var(--fire-700); }
.rank--3 .rank__pos { color: var(--fire-400); }
/* Badge Level Up qui surgit sur une ligne */
.rank__levelup {
    position: absolute; right: 1.2em;
    transform: translateY(-2.4em);
    font-family: var(--font-display); font-weight: 800; letter-spacing: .08em;
    color: var(--gold-400); font-size: 1em;
    text-shadow: 0 0 12px rgba(245,184,51,.7);
    animation: levelup 1.6s var(--ease) forwards;
    pointer-events: none;
}
@keyframes levelup {
    0% { opacity: 0; transform: translateY(-1.2em) scale(.7); }
    25% { opacity: 1; transform: translateY(-2.6em) scale(1.1); }
    80% { opacity: 1; transform: translateY(-3em) scale(1); }
    100% { opacity: 0; transform: translateY(-4em) scale(1); }
}
.rank.flash-up { animation: rankflash 1.2s var(--ease); }
@keyframes rankflash { 0%,100% { box-shadow: none; } 40% { box-shadow: 0 0 34px -4px var(--fire-glow); border-color: var(--fire-500); } }

/* =====================================================================
   VUE CHAMPION
   ===================================================================== */
.champion { align-items: center; justify-content: center; text-align: center; gap: .4em; }
.champion__pre { font-family: var(--font-ui); letter-spacing: .4em; text-transform: uppercase; color: var(--text-muted); font-size: 1.2em; animation: d6-rise .6s both; }
.champion__label { font-size: clamp(2.4em, 6vw, 5em); animation: d6-rise .6s .1s both; }
.champion__crown { font-size: 4em; color: var(--gold-400); filter: drop-shadow(0 0 20px rgba(245,184,51,.6)); animation: d6-float 3.5s ease-in-out infinite; }
.champion__name {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(3em, 9vw, 7em);
    line-height: 1;
    animation: d6-pop .7s .25s both;
}
.champion__score { font-family: var(--font-ui); font-weight: 700; font-size: 1.6em; color: var(--text); letter-spacing: .1em; animation: d6-rise .6s .5s both; }
.champion__score b { color: var(--fire-400); font-family: var(--font-display); font-size: 1.3em; }

/* Canvas de particules (étincelles) plein écran */
#fx { position: fixed; inset: 0; pointer-events: none; z-index: 50; }

/* =====================================================================
   OVERLAY COMPTE À REBOURS
   ===================================================================== */
.countdown {
    position: absolute; inset: 0; z-index: 40;
    display: flex; align-items: center; justify-content: center;
    background: radial-gradient(circle at center, rgba(0,0,0,.55), rgba(0,0,0,.85));
    opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
}
.countdown.is-active { opacity: 1; visibility: visible; }
.countdown__num {
    font-family: var(--font-display); font-weight: 900;
    font-size: clamp(8em, 26vw, 22em); line-height: 1;
    color: var(--text-strong);
}
.countdown__num.tick { animation: cd 1s var(--ease); }
@keyframes cd { 0% { opacity: 0; transform: scale(2.2); } 30% { opacity: 1; transform: scale(1); } 100% { opacity: 0; transform: scale(.7); } }
.countdown__num.go { background: var(--grad-fire); -webkit-background-clip: text; background-clip: text; color: transparent; -webkit-text-fill-color: transparent; }

/* =====================================================================
   Révélation combinée : réponse à gauche, classement à droite
   ===================================================================== */
.question__main { display: flex; flex-direction: column; gap: 1.2em; flex: 1; min-width: 0; }
.question__side { display: none; }
.question.is-split { flex-direction: row; gap: 2.4em; align-items: stretch; }
.question.is-split .question__main { flex: 1; min-width: 0; }
.question.is-split .question__side {
  display: flex; flex-direction: column;
  width: clamp(300px, 32%, 440px);
  animation: qsideIn .5s var(--ease);
}
@keyframes qsideIn { from { opacity: 0; transform: translateX(24px); } to { opacity: 1; transform: none; } }

.qside__title { font-family: var(--font-display); font-weight: 800; font-size: clamp(1.4em, 2.4vw, 2em); text-align: center; margin-bottom: .5em; }
.qside__list { display: flex; flex-direction: column; gap: .55em; flex: 1; }
.qrk {
  display: grid; grid-template-columns: 2.2em 1fr auto; align-items: center; gap: .6em;
  padding: .55em .8em; border: 1px solid var(--chrome-800); border-radius: 14px;
  background: rgba(255,255,255,.035);
}
.qrk--1 { border-color: var(--gold-500); box-shadow: 0 0 22px -8px rgba(245,184,51,.5); }
.qrk__pos { font-family: var(--font-display); font-weight: 800; font-size: 1.3em; text-align: center; color: var(--chrome-200); }
.qrk--1 .qrk__pos { color: var(--gold-400); }
.qrk__name { font-family: var(--font-ui); font-weight: 700; font-size: 1.15em; color: var(--text-strong); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.qrk__score { font-family: var(--font-display); font-weight: 800; font-size: 1.4em; color: var(--fire-400); font-variant-numeric: tabular-nums; }
.qside__next {
  margin-top: .8em; text-align: center; min-height: 1.4em;
  font-family: var(--font-ui); font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
  font-size: 1.05em; color: var(--fire-300);
}