:root {
    --fond: #0A0E14;
    --surface: rgba(16, 22, 31, .66);
    --filet: rgba(147, 161, 178, .2);
    --texte: #F2F5F9;
    --second: #93A1B2;
    --marque: #0077FF;
    --gauche: #2DD4FF;
    --droit: #FF7A3D;
    --gouttiere: 16px;
}

html, body {
    height: 100%;
    margin: 0;
    overflow: hidden;
    overscroll-behavior: none;
    background: var(--fond);
    color: var(--texte);
    font-family: Poppins, system-ui, sans-serif;
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
}

* { box-sizing: border-box; }

#carte { position: fixed; inset: 0; background: var(--fond); }
#etiquettes { position: fixed; inset: 0; overflow: hidden; pointer-events: none; }
#vignette {
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity .6s;
    box-shadow: inset 0 0 170px 40px rgba(0, 119, 255, .2);
}
.ralenti #vignette { opacity: 1; }

/* commandes obligatoires de la carte, sous la navigation */
.mapboxgl-ctrl-bottom-left, .mapboxgl-ctrl-bottom-right { z-index: 3; }
.mapboxgl-ctrl-attrib { background: transparent !important; }
.mapboxgl-ctrl-attrib a { color: rgba(147, 161, 178, .7) !important; font-size: 10px; }

/* habillage */
.hud {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    padding: max(14px, env(safe-area-inset-top)) var(--gouttiere) calc(38px + env(safe-area-inset-bottom));
    pointer-events: none;
}
.hud a, .hud button { pointer-events: auto; }
/* lisibilité du texte sur la scène */
.hud::before {
    content: "";
    position: absolute;
    inset: 42% 0 30px 0;
    background: linear-gradient(to bottom, rgba(10, 14, 20, 0), rgba(10, 14, 20, .78) 62%, rgba(10, 14, 20, .78) 86%, rgba(10, 14, 20, 0));
    pointer-events: none;
}
.hud > * { position: relative; }

.haut { display: flex; align-items: center; gap: 10px; }
.marque { font-size: 20px; font-weight: 600; letter-spacing: -.02em; color: var(--texte); text-decoration: none; }
.badge {
    padding: 3px 9px;
    border: 1px solid var(--filet);
    border-radius: 999px;
    font-size: 11px;
    color: var(--second);
    background: rgba(10, 14, 20, .45);
}
.connexion {
    margin-left: auto;
    padding: 7px 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    color: var(--texte);
    text-decoration: none;
    background: rgba(242, 245, 249, .12);
    backdrop-filter: blur(10px);
}

.etat {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    font-size: 12px;
    color: var(--second);
}
.point { width: 8px; height: 8px; border-radius: 50%; opacity: .25; transition: opacity .3s; }
.point.gauche { background: var(--gauche); }
.point.droit { background: var(--droit); margin-right: 4px; }
.point.actif { opacity: 1; }
.accelere {
    margin-left: 6px;
    padding: 1px 7px;
    border-radius: 999px;
    color: var(--texte);
    background: rgba(0, 119, 255, .55);
    font-family: Inter, sans-serif;
    font-feature-settings: "tnum";
}
.ralenti .accelere { background: rgba(255, 122, 61, .75); }

.bas { margin-top: auto; display: flex; flex-direction: column; gap: 12px; }

h1 {
    margin: 0;
    max-width: 22em;
    font-size: 19px;
    line-height: 1.3;
    font-weight: 500;
    text-shadow: 0 1px 14px rgba(10, 14, 20, .85);
    transition: opacity .35s;
}
h1.change { opacity: 0; }

.metriques {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    transition: opacity .3s;
}
.metriques.change { opacity: 0; }

.metrique {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-areas: "lib niveau" "val val";
    align-items: baseline;
    gap: 1px 6px;
    min-width: 0;
    padding: 8px 11px;
    border: 1px solid var(--filet);
    border-radius: 12px;
    background: var(--surface);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}
.lib { grid-area: lib; font-size: 11px; color: var(--second); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.niveau { grid-area: niveau; font-size: 9px; color: var(--second); opacity: .85; }
.val {
    grid-area: val;
    font-family: Inter, sans-serif;
    font-feature-settings: "tnum";
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -.01em;
    white-space: nowrap;
}
.val small { font-size: 12px; font-weight: 500; color: var(--second); margin-left: 3px; }
.metrique.gauche .val { color: var(--gauche); }
.metrique.droit .val { color: var(--droit); }

#courbe {
    grid-column: 1 / -1;
    width: 100%;
    height: 58px;
    padding: 6px 8px;
    border: 1px solid var(--filet);
    border-radius: 12px;
    background: var(--surface);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.appel {
    align-self: flex-start;
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    color: #fff;
    text-decoration: none;
    background: var(--marque);
}

.chapitres { display: flex; gap: 6px; }
.chapitres button {
    flex: 1 1 auto;
    min-width: 0;
    padding: 8px 0 0;
    border: 0;
    background: none;
    color: var(--second);
    font: 500 10.5px Poppins, sans-serif;
    text-align: left;
    cursor: pointer;
    position: relative;
}
.chapitres button.actif { color: var(--texte); }
.chapitres button::before,
.chapitres button i {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    border-radius: 2px;
    background: var(--filet);
}
.chapitres button i { background: var(--marque); transform: scaleX(0); transform-origin: left; }

.liens {
    position: fixed;
    left: 0;
    right: 0;
    bottom: calc(11px + env(safe-area-inset-bottom));
    display: flex;
    justify-content: center;
    gap: 12px;
    font-size: 10.5px;
    pointer-events: none;
}
.liens a { color: var(--second); text-decoration: none; pointer-events: auto; }

/* repères posés dans la scène */
.repere {
    position: absolute;
    top: 0;
    left: 0;
    padding: 2px 7px;
    border-radius: 7px;
    font: 600 11px Inter, sans-serif;
    font-feature-settings: "tnum";
    color: var(--texte);
    background: rgba(10, 14, 20, .68);
    border: 1px solid rgba(0, 119, 255, .55);
    white-space: nowrap;
    will-change: transform;
}
.repere.gauche { color: var(--gauche); border-color: rgba(45, 212, 255, .45); }
.repere.droit { color: var(--droit); border-color: rgba(255, 122, 61, .45); }
.repere.grand { font-size: 13px; padding: 3px 9px; }
.repere.position {
    width: 14px;
    height: 14px;
    padding: 0;
    border-radius: 50%;
    border: 2px solid #fff;
    background: var(--marque);
    box-shadow: 0 0 0 6px rgba(0, 119, 255, .28), 0 0 22px 6px rgba(0, 119, 255, .55);
}

#voile {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--fond);
    font-size: 26px;
    font-weight: 600;
    letter-spacing: -.02em;
    transition: opacity .35s;
    pointer-events: none;
}
#voile.ouvert { opacity: 0; }

.sans-script { position: fixed; inset: auto 16px 50% 16px; text-align: center; }

/* sans 3D : l'habillage reste lisible sur un fond sobre */
.sans-3d #carte {
    background: radial-gradient(120% 90% at 50% 30%, #12233A 0%, var(--fond) 62%);
}

@media (min-width: 900px) {
    :root { --gouttiere: 28px; }
    .marque { font-size: 24px; }
    .hud::before { inset: auto 0 30px 0; height: 24%; }
    .bas { position: relative; flex: 1; justify-content: flex-end; }
    h1 { font-size: 30px; line-height: 1.22; max-width: 15em; font-weight: 500; }
    .metriques {
        position: absolute;
        right: 0;
        top: 50%;
        transform: translateY(-58%);
        width: 280px;
        grid-template-columns: 1fr;
    }
    .val { font-size: 28px; }
    #courbe { height: 84px; }
    .chapitres { max-width: 720px; }
    .chapitres button { font-size: 12px; }
}

/* sur téléphone, les liens restent entre le logo Mapbox et le bouton d'attribution */
@media (max-width: 899px) {
    .liens { justify-content: flex-end; gap: 10px; padding: 0 46px 0 100px; font-size: 10px; white-space: nowrap; }
}
@media (max-width: 349px) {
    .liens a:nth-child(2) { display: none; }
}

@media (max-height: 620px) and (max-width: 899px) {
    h1 { font-size: 16px; }
    .val { font-size: 17px; }
    #courbe { display: none; }
}