/* ==========================================================================
   OsmoTools : jeux d'arcade ([osmova_snake], [osmova_demineur])
   Snake dessiné sur canvas, démineur en CSS (icônes en masque SVG inline), aucune image externe.
   ========================================================================== */

.oar {
    --oar-noir: #0A0A0A;
    --oar-gris: #6B6B6B;
    --oar-gris-bg: #F6F7F9;
    --oar-border: #E5E7EB;
    --oar-blue: #0064FF;
    --oar-rouge: #C8102E;
    --oar-tapis: #EEF1F6;
    --oar-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
    --oar-ic-drapeau: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 2h2v20H6zM8 3h11l-3 4.5 3 4.5H8z'/%3E%3C/svg%3E");
    --oar-ic-mine: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='12' r='6.5'/%3E%3Cpath d='M11 1.5h2v5h-2zM11 17.5h2v5h-2zM1.5 11h5v2h-5zM17.5 11h5v2h-5zM4.2 5.6l1.4-1.4 3.5 3.5-1.4 1.4zM15 16.3l1.4-1.4 3.5 3.5-1.4 1.4zM4.2 18.4l3.5-3.5 1.4 1.4-3.5 3.5zM15 7.7l3.5-3.5 1.4 1.4-3.5 3.5z'/%3E%3C/svg%3E");
    position: relative;
    margin: 0 0 40px;
    padding: 24px 28px 28px;
    border: 1px solid var(--oar-border);
    border-radius: 16px;
    background: #fff;
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--oar-noir);
}

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

.oar [hidden] {
    display: none !important;
}

.oar .screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.oar :focus-visible {
    outline: 3px solid color-mix(in srgb, var(--oar-blue) 55%, white);
    outline-offset: 2px;
}

/* ---------- En-tête ---------- */

.oar__tete {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 24px;
    justify-content: space-between;
    align-items: flex-end;
    margin: 0 0 16px;
}

.oar__badge {
    display: inline-block;
    margin: 0 0 8px;
    padding: 4px 10px;
    border-radius: 4px;
    background: color-mix(in srgb, var(--oar-blue) 9%, white);
    color: var(--oar-blue);
    font: 700 11px/1.4 var(--oar-mono);
    letter-spacing: .08em;
    text-transform: uppercase;
}

.oar .oar__titre {
    margin: 0;
    font-size: 1.5rem;
    line-height: 1.25;
}

.oar__compteurs {
    display: flex;
    gap: 6px;
    margin: 0;
}

.oar__compteurs > div {
    min-width: 84px;
    padding: 6px 12px;
    border: 1px solid var(--oar-border);
    border-radius: 10px;
    background: var(--oar-gris-bg);
}

.oar__compteurs dt {
    color: var(--oar-gris);
    font-weight: 600;
    font-size: 11px;
    letter-spacing: .04em;
    text-transform: uppercase;
}

.oar__compteurs dd {
    margin: 0;
    font: 700 16px/1.3 var(--oar-mono);
    font-variant-numeric: tabular-nums;
}

/* ---------- Boutons ---------- */

.oar__barre {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 16px;
}

.oar__btn {
    display: inline-flex;
    gap: 8px;
    justify-content: center;
    align-items: center;
    min-height: 42px;
    margin: 0;
    padding: 8px 14px;
    border: 1px solid var(--oar-border);
    border-radius: 10px;
    background: #fff;
    color: var(--oar-noir);
    font-family: inherit;
    font-weight: 700;
    font-size: 14px;
    line-height: 1.2;
    cursor: pointer;
    touch-action: manipulation;
}

.oar__btn:hover {
    border-color: var(--oar-noir);
    background: var(--oar-gris-bg);
}

.oar__btn--main {
    border-color: var(--oar-blue);
    background: var(--oar-blue);
    color: #fff;
}

.oar__btn--main:hover {
    border-color: color-mix(in srgb, var(--oar-blue) 80%, black);
    background: color-mix(in srgb, var(--oar-blue) 80%, black);
    color: #fff;
}

.oar__btn[aria-pressed="true"] {
    border-color: var(--oar-blue);
    background: color-mix(in srgb, var(--oar-blue) 9%, white);
    color: var(--oar-blue);
}

.oar__ico {
    flex: 0 0 auto;
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.oar__lien {
    padding: 6px 0;
    border: 0;
    background: none;
    color: var(--oar-gris);
    font-family: inherit;
    font-weight: 600;
    font-size: 14px;
    text-decoration: underline;
    text-underline-offset: 3px;
    cursor: pointer;
}

/* ---------- Zone de jeu ---------- */

.oar__zone {
    position: relative;
    padding: 18px;
    border-radius: 14px;
    background: var(--oar-tapis);
}

/* ---------- Snake ---------- */

.oar__ecran {
    position: relative;
    width: min(100%, 520px);
    aspect-ratio: 1;
    margin: 0 auto;
    overflow: hidden;
    border: 3px solid var(--oar-noir);
    border-radius: 12px;
    background: var(--oar-gris-bg);
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

/* Bords traversables : cadre en pointillés, le serpent ressort de l'autre côté. */
.oar.is-passage .oar__ecran {
    border-style: dashed;
    border-color: color-mix(in srgb, var(--oar-noir) 45%, transparent);
}

/* Le balayage ne fait défiler la page que hors partie. */
.oar.is-joue .oar__ecran {
    touch-action: none;
}

.oar__ecran:focus-visible {
    outline-offset: 3px;
}

.oar__canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.oar__voile {
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 16px;
    background: color-mix(in srgb, var(--oar-gris-bg) 72%, transparent);
    backdrop-filter: blur(2px);
    animation: oar-fondu .25s ease-out;
}

.oar__v-carte {
    max-width: 320px;
    padding: 24px 22px 20px;
    border: 1px solid var(--oar-border);
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 12px 32px rgba(13, 13, 13, .1);
    text-align: center;
}

.oar .oar__v-t {
    margin: 0 0 6px;
    font-weight: 800;
    font-size: 1.25rem;
    line-height: 1.25;
}

.oar .oar__v-p {
    margin: 0 0 16px;
    color: var(--oar-gris);
    font-size: 14px;
    line-height: 1.5;
}

.oar__v-btn {
    min-width: 140px;
}

.oar__pave {
    display: none;
    grid-template-areas: ". haut ." "gauche . droite" ". bas .";
    grid-template-columns: repeat(3, 64px);
    gap: 6px;
    justify-content: center;
    margin: 16px auto 0;
}

.oar__fleche {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 56px;
    margin: 0;
    padding: 0;
    border: 1px solid var(--oar-border);
    border-radius: 14px;
    background: #fff;
    color: var(--oar-noir);
    cursor: pointer;
    touch-action: none;
    -webkit-tap-highlight-color: transparent;
}

.oar__fleche:active {
    background: color-mix(in srgb, var(--oar-blue) 12%, white);
    border-color: var(--oar-blue);
}

.oar__fleche .oar__ico {
    width: 26px;
    height: 26px;
    stroke-width: 2.5;
}

.oar__fleche[data-dir="haut"] {
    grid-area: haut;
}

.oar__fleche[data-dir="gauche"] {
    grid-area: gauche;
}

.oar__fleche[data-dir="droite"] {
    grid-area: droite;
}

.oar__fleche[data-dir="bas"] {
    grid-area: bas;
}

/* Flèches à l'écran sur les appareils tactiles. */
@media (hover: none), (pointer: coarse) {
    .oar__pave {
        display: grid;
    }
}

/* ---------- Démineur ---------- */

.oar--mines > .oar__reglage {
    margin-bottom: 12px;
}

.oar__perso {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 12px;
    align-items: flex-end;
    margin: 0 0 16px;
    padding: 14px;
    border: 1px solid var(--oar-border);
    border-radius: 12px;
}

.oar__perso label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    color: var(--oar-gris);
    font-weight: 600;
    font-size: 13px;
}

.oar__perso input {
    width: 92px;
    min-height: 42px;
    padding: 6px 10px;
    border: 1px solid var(--oar-border);
    border-radius: 10px;
    color: var(--oar-noir);
    font: 600 15px var(--oar-mono);
}

.oar__perso .oar__hint {
    flex-basis: 100%;
    margin: 0;
}

.oar--mines .oar__zone {
    padding: 14px;
}

.oar__bandeau {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 16px;
    justify-content: center;
    align-items: center;
    margin: 0 0 12px;
    padding: 10px 14px;
    border-radius: 10px;
    background: #fff;
    font-weight: 700;
    font-size: 15px;
    text-align: center;
    animation: oar-fondu .25s ease-out;
}

.oar.is-gagne .oar__bandeau {
    box-shadow: inset 0 0 0 2px #2F9E5B;
}

.oar.is-perdu .oar__bandeau {
    box-shadow: inset 0 0 0 2px var(--oar-rouge);
}

.oar__defile {
    overflow-x: auto;
    overscroll-behavior-x: contain;
    -webkit-overflow-scrolling: touch;
}

.oar__grille {
    --c: 32px;
    display: grid;
    grid-template-columns: repeat(var(--cols, 9), var(--c));
    gap: 2px;
    width: max-content;
    margin: 0 auto;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
    -webkit-tap-highlight-color: transparent;
}

.oar__ligne {
    display: contents;
}

.oar__case {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: var(--c);
    height: var(--c);
    border-radius: calc(var(--c) * .16);
    font: 800 calc(var(--c) * .52) / 1 var(--oar-mono);
    cursor: pointer;
}

.oar__case:focus-visible {
    z-index: 1;
    outline-offset: 0;
}

.oar__case.is-cache,
.oar__case.is-drapeau {
    background: linear-gradient(#fff, #F1F3F7);
    box-shadow: inset 0 0 0 1px #D9DEE6, 0 1px 0 #CDD3DD;
}

.oar__case.is-cache:hover {
    background: #fff;
    box-shadow: inset 0 0 0 1px var(--oar-blue);
}

.oar.is-drapeau .oar__case.is-cache {
    cursor: crosshair;
}

.oar__case[class*="is-n"],
.oar__case.is-mine,
.oar__case.is-boum,
.oar__case.is-faux {
    background: color-mix(in srgb, var(--oar-tapis) 40%, #DCE1EA);
    cursor: default;
}

.oar__case.is-n0 {
    background: color-mix(in srgb, var(--oar-tapis) 55%, #E3E7EE);
}

.oar__case.is-n1 { color: #0064FF; }
.oar__case.is-n2 { color: #1D8A4E; }
.oar__case.is-n3 { color: #D92D3A; }
.oar__case.is-n4 { color: #3B2BB5; }
.oar__case.is-n5 { color: #9C2A1C; }
.oar__case.is-n6 { color: #0E7C86; }
.oar__case.is-n7 { color: #0A0A0A; }
.oar__case.is-n8 { color: #6B6B6B; }

.oar__case.is-drapeau::before,
.oar__case.is-mine::before,
.oar__case.is-boum::before,
.oar__case.is-faux::before {
    content: '';
    width: 62%;
    height: 62%;
    background: currentColor;
    -webkit-mask: var(--oar-ic-mine) center / contain no-repeat;
    mask: var(--oar-ic-mine) center / contain no-repeat;
}

.oar__case.is-drapeau::before {
    color: var(--oar-rouge);
    -webkit-mask-image: var(--oar-ic-drapeau);
    mask-image: var(--oar-ic-drapeau);
}

.oar__case.is-mine::before,
.oar__case.is-faux::before {
    color: var(--oar-noir);
}

.oar__case.is-boum {
    background: var(--oar-rouge);
}

.oar__case.is-boum::before {
    color: #fff;
}

/* Drapeau sur une case sans mine : mine barrée. */
.oar__case.is-faux::after {
    content: '';
    position: absolute;
    width: 80%;
    height: 2px;
    background: var(--oar-rouge);
    transform: rotate(-45deg);
}

/* ---------- Réglages, stats, aide ---------- */

.oar__options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px 24px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--oar-border);
}

.oar__large {
    grid-column: 1 / -1;
}

.oar__reglage {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 12px;
    padding: 0;
    border: 0;
}

.oar__reglage legend {
    width: 100%;
    margin: 0 0 8px;
    padding: 0;
    color: var(--oar-gris);
    font-weight: 600;
    font-size: 13px;
}

.oar__reglage label {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    min-height: 40px;
    padding: 6px 14px;
    border: 1px solid var(--oar-border);
    border-radius: 999px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
}

.oar__reglage label:has(input:checked) {
    border-color: var(--oar-blue);
    background: color-mix(in srgb, var(--oar-blue) 7%, white);
}

.oar__reglage input {
    width: 16px;
    height: 16px;
    margin: 0;
    accent-color: var(--oar-blue);
}

.oar__hint {
    margin: 0 0 12px;
    color: var(--oar-gris);
    font-size: 13px;
    line-height: 1.5;
}

.oar__details {
    margin: 0 0 8px;
    padding: 10px 0;
    border-top: 1px solid var(--oar-border);
}

.oar--mines .oar__details {
    border-top: 0;
}

.oar__details summary {
    width: fit-content;
    padding: 4px 0;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
}

.oar__details[open] summary {
    margin-bottom: 10px;
}

.oar__table-wrap {
    overflow-x: auto;
}

.oar__stats {
    width: 100%;
    margin: 0 0 10px;
    border-collapse: collapse;
    font-size: 14px;
}

.oar__stats th,
.oar__stats td {
    padding: 7px 8px;
    border-bottom: 1px solid var(--oar-border);
    text-align: left;
}

.oar__stats td {
    font: 600 14px var(--oar-mono);
}

.oar__aide {
    margin: 0;
    padding-left: 18px;
    color: var(--oar-gris);
    font-size: 14px;
    line-height: 1.55;
}

.oar__aide li {
    margin: 0 0 6px;
}

@keyframes oar-fondu {
    from {
        opacity: 0;
    }
}

/* ---------- Plein écran ---------- */

.oar:fullscreen {
    overflow: auto;
    margin: 0;
    padding: 20px max(20px, calc((100vw - 1000px) / 2));
    border: 0;
    border-radius: 0;
}

.oar:fullscreen .oar__options {
    display: none;
}

.oar--snake:fullscreen .oar__ecran {
    width: min(100%, calc(100vh - 220px));
}

/* ---------- Mobile ---------- */

@media (max-width: 640px) {
    .oar {
        padding: 16px 10px 18px;
    }

    .oar__tete {
        padding: 0 4px;
    }

    .oar .oar__titre {
        font-size: 1.25rem;
    }

    .oar__compteurs {
        width: 100%;
    }

    .oar__compteurs > div {
        flex: 1 1 0;
        min-width: 0;
        padding: 5px 10px;
    }

    .oar__barre .oar__btn {
        flex: 1 1 0;
        flex-direction: column;
        gap: 3px;
        min-height: 52px;
        padding: 6px 2px;
        font-size: 12px;
        text-align: center;
    }

    .oar__zone {
        padding: 8px;
        border-radius: 10px;
    }

    .oar--mines .oar__zone {
        padding: 8px 4px;
    }

    .oar__reglage label {
        padding: 6px 12px;
        font-size: 13px;
    }

    .oar__options {
        grid-template-columns: minmax(0, 1fr);
        padding: 14px 4px 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .oar__voile,
    .oar__bandeau {
        animation: none;
    }
}