:root {
    --chess-ink: #161616;
    --chess-blue: var(--nexus-green, #00875a);
    --chess-blue-soft: var(--nexus-green-soft, #e9f7f0);
    --chess-gold: #f5c242;
    --chess-board-light: #edf3ef;
    --chess-board-dark: #91ad9f;
    --chess-panel: #ffffff;
    --chess-danger: #ce0500;
}

.nexus-chess-shell {
    min-height: 100vh;
    background:
        linear-gradient(180deg, #f9fafb 0, #f5f6f7 100%);
    color: var(--chess-ink);
}

.chess-header {
    background: rgba(255, 255, 255, .94);
    border-bottom: 1px solid #ddd;
    box-shadow: 0 2px 14px rgba(0, 0, 0, .05);
}

.chess-header__inner,
.chess-game-topbar,
.chess-card__title-row,
.chess-inline-form,
.chess-player-card,
.chess-controls,
.chess-brand {
    display: flex;
    align-items: center;
}

.chess-header__inner {
    min-height: 5rem;
    justify-content: space-between;
    gap: 1rem;
}

.chess-brand {
    text-decoration: none;
    gap: 1rem;
}

.chess-brand__secret {
    display: inline-flex;
    align-items: center;
    gap: .38rem;
    padding-left: .85rem;
    border-left: 1px solid #ddd;
    color: #555;
    font-size: .78rem;
    line-height: 1.2;
    letter-spacing: .015em;
}

.chess-main { padding-block: 2.5rem 4rem; }

.chess-hero {
    display: flex;
    align-items: center;
    gap: .9rem;
    padding: 1rem 1.25rem;
    border-radius: .75rem;
    color: var(--chess-ink);
    background: #fff;
    border: 1px solid #d8d8d8;
    border-left: .3rem solid var(--chess-blue);
    box-shadow: 0 6px 18px rgba(0, 0, 0, .04);
}

.chess-hero h1 {
    margin: 0;
    color: var(--chess-blue);
    font-size: clamp(1.2rem, 2.2vw, 1.65rem);
    line-height: 1.25;
}
.chess-hero__icon {
    display: grid;
    place-items: center;
    flex: 0 0 2.6rem;
    width: 2.6rem;
    height: 2.6rem;
    border-radius: .6rem;
    color: var(--chess-blue);
    background: var(--chess-blue-soft);
    font-size: 1.5rem;
}
.chess-kicker { text-transform: uppercase; letter-spacing: .12em; font-size: .75rem; font-weight: 700; }
.chess-mascot { display: grid; place-items: center; width: 4rem; height: 4rem; border-radius: 1rem; color: var(--chess-blue); background: var(--chess-blue-soft); font-size: 2rem; font-weight: 700; }
.chess-mascot--large { font-size: clamp(4rem, 10vw, 7rem); transform: rotate(-8deg); }

.chess-lobby-grid {
    display: grid;
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.chess-card,
.chess-analysis-panel {
    background: var(--chess-panel);
    border: 1px solid #ddd;
    border-radius: 1rem;
    box-shadow: 0 10px 28px rgba(0, 0, 0, .06);
}

.chess-card { padding: clamp(1.25rem, 3vw, 2rem); }
.chess-bot-settings, .chess-camp-settings { max-width: 22rem; }
.chess-primary-actions { display: flex; flex-wrap: wrap; gap: .75rem; }
.chess-primary-actions .fr-btn { flex: 1 1 14rem; justify-content: center; }
.chess-card__title-row { justify-content: space-between; gap: 1rem; }

.chess-time-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: .5rem;
}

.chess-time-grid button,
.chess-tabs button {
    border: 1px solid #c8c8c8;
    background: #fff;
    cursor: pointer;
}

.chess-time-grid button {
    min-height: 3rem;
    border-radius: .5rem;
    font-weight: 700;
}

.chess-time-grid button:hover,
.chess-time-grid button.is-selected {
    color: #fff;
    border-color: var(--chess-blue);
    background: var(--chess-blue);
}

.chess-room-list { min-height: 12rem; margin-block: 1rem; }
.chess-room-empty { padding: 2rem 1rem; text-align: center; border: 1px dashed #aaa; border-radius: .75rem; color: #666; }
.chess-room-item {
    display: grid;
    grid-template-columns: 1fr auto auto;
    align-items: center;
    gap: 1rem;
    padding: .9rem 1rem;
    border-bottom: 1px solid #eee;
}
.chess-room-item:first-child { border-top: 1px solid #eee; }
.chess-room-code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--chess-blue); font-weight: 800; letter-spacing: .08em; }
.chess-code-join { padding-top: 1rem; border-top: 1px solid #eee; }
.chess-inline-form { gap: .5rem; }
.chess-inline-form .fr-input { margin-top: 0; text-transform: uppercase; letter-spacing: .1em; }

.chess-game-topbar { justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.chess-status-pill { padding: .45rem .8rem; border-radius: 999px; background: #eee; font-size: .85rem; font-weight: 700; }
.chess-status-pill.is-live { background: #b8fec9; color: #18753c; }
.chess-status-pill.is-waiting { background: #feecc2; color: #716043; }
.chess-status-pill.is-ended { background: var(--chess-blue-soft); color: var(--chess-blue); }

.chess-game-grid {
    display: grid;
    grid-template-columns: minmax(440px, 760px) minmax(440px, 560px);
    gap: 1.25rem;
    align-items: start;
}

.chess-board-column { min-width: 0; }
.chess-player-card {
    justify-content: space-between;
    gap: 1rem;
    padding: .75rem 1rem;
    background: #fff;
    border: 1px solid #ddd;
}
.chess-player-card:first-child { border-radius: .75rem .75rem 0 0; }
.chess-player-card:nth-of-type(2) { border-radius: 0 0 .75rem .75rem; }
.chess-player-dot { display: inline-block; width: .65rem; height: .65rem; margin-right: .5rem; border-radius: 50%; background: #aaa; }
.chess-player-card.is-connected .chess-player-dot { background: #00a95f; box-shadow: 0 0 0 3px #b8fec9; }
.chess-player-card.is-active { background: #f6fcf9; border-color: var(--nexus-green-border, #55b98d); }
.chess-clock { font: 800 clamp(1.2rem, 3vw, 2rem)/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.chess-clock.is-low { color: var(--chess-danger); animation: chess-pulse .8s infinite alternate; }
@keyframes chess-pulse { to { opacity: .55; } }

.chess-board-wrap { position: relative; width: 100%; aspect-ratio: 1; background: #fff; border: 1px solid #d6d6d6; border-radius: 0; box-shadow: 0 14px 28px rgba(0,0,0,.12); overflow: hidden; }
.chess-board { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); grid-template-rows: repeat(8, minmax(0, 1fr)); width: 100%; height: 100%; overflow: hidden; background: var(--chess-board-dark); user-select: none; }
.chess-square {
    position: relative;
    display: grid;
    place-items: center;
    min-width: 0;
    min-height: 0;
    border: 0;
    padding: 0;
    box-sizing: border-box;
    cursor: pointer;
    overflow: hidden;
}
.chess-piece {
    position: relative;
    z-index: 2;
    display: block;
    width: 92%;
    height: 92%;
    object-fit: contain;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
    filter: drop-shadow(0 3px 4px rgba(0,0,0,.28));
}
.chess-piece.white { opacity: 1; }
.chess-piece.black { opacity: 1; }
.chess-square.light { background: var(--chess-board-light); }
.chess-square.dark { background: var(--chess-board-dark); }
.chess-square.is-selected { box-shadow: inset 0 0 0 .35rem var(--chess-gold); }
.chess-square.is-last { background-image: linear-gradient(rgba(245,194,66,.45), rgba(245,194,66,.45)); }
.chess-square.is-check { background-image: radial-gradient(circle, rgba(206,5,0,.85), transparent 70%); }
.chess-square.is-legal::after {
    content: "";
    position: absolute;
    width: 22%;
    aspect-ratio: 1;
    border-radius: 50%;
    background: rgba(0,0,0,.28);
    z-index: 3;
    pointer-events: none;
}
.chess-square.is-capture::after {
    inset: .16rem;
    width: auto;
    height: auto;
    aspect-ratio: auto;
    border: .28rem solid rgba(206, 5, 0, .82);
    border-radius: .45rem;
    background: transparent;
    box-sizing: border-box;
}
.chess-square-evaluation {
    position: absolute;
    top: .18rem;
    right: .18rem;
    z-index: 5;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.65rem;
    height: 1.65rem;
    padding: 0 .3rem;
    border: 2px solid #fff;
    border-radius: 999px;
    background: #eee;
    box-shadow: 0 2px 8px rgba(0,0,0,.25);
    font: 900 .7rem/1 system-ui, sans-serif;
    color: #161616;
    pointer-events: none;
}
.chess-square-evaluation[data-category="Administrateur des douanes"] { background: #ffe9a6; color: #695240; }
.chess-square-evaluation[data-category="Directeur des services douaniers"] { background: #b8fec9; color: #18753c; }
.chess-square-evaluation[data-category="Inspecteur principal"],
.chess-square-evaluation[data-category="Inspecteur"] { background: var(--chess-blue-soft); color: var(--chess-blue); }
.chess-square-evaluation[data-category="Théorie"] { background: #d8c9ff; color: #4c1d95; }
.chess-square-evaluation[data-category="Petit B"] { background: #feecc2; color: #716043; }
.chess-square-evaluation[data-category="ACP2"] { background: #fddede; color: #b34000; }
.chess-square-evaluation[data-category="Élève douanier"],
.chess-square-evaluation[data-category="Coup de singe"] { background: #f7bfc3; color: #ce0500; }
.chess-coordinate { position: absolute; font: 700 .65rem/1 system-ui, sans-serif; opacity: .72; text-shadow: none; }
.chess-coordinate.file { right: .2rem; bottom: .15rem; }
.chess-coordinate.rank { left: .2rem; top: .15rem; }

.chess-controls { flex-wrap: wrap; gap: .5rem; margin-top: 1rem; }
.chess-controls .fr-btn { flex: 1 1 10rem; justify-content: center; }

.chess-analysis-panel { overflow: hidden; position: sticky; top: 1rem; }
.chess-commentator { display: grid; grid-template-columns: auto 1fr; gap: .9rem; padding: 1rem; color: var(--chess-ink); background: #f6fcf9; border-bottom: 1px solid #ddd; }
.chess-commentator p { margin: .25rem 0; color: var(--chess-ink); }
.chess-commentator__title { font-weight: 800; }
.chess-switch { display: flex; align-items: center; gap: .6rem; padding: .75rem 1rem; border-bottom: 1px solid #eee; cursor: pointer; }
.chess-switch input { width: 1.15rem; height: 1.15rem; }
.chess-opening { padding: .75rem 1rem; background: #f6fcf9; border-bottom: 1px solid #ddd; font-weight: 700; }
.chess-opening[hidden] { display: none !important; }
.chess-accuracy-grid { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid #ddd; }
.chess-accuracy-grid div { padding: .8rem 1rem; }
.chess-accuracy-grid div + div { border-left: 1px solid #ddd; }
.chess-accuracy-grid span { display: block; color: #666; font-size: .8rem; }
.chess-accuracy-grid strong { font-size: 1.25rem; }

.chess-tabs { display: grid; grid-template-columns: repeat(2, 1fr); }
.chess-tabs button { padding: .75rem .35rem; border-width: 0 0 1px; font-weight: 700; }
.chess-tabs button.is-active { color: var(--chess-blue); border-bottom: 3px solid var(--chess-blue); background: var(--chess-blue-soft); }
.chess-tab-panel { display: none; max-height: min(45vh, 32rem); overflow: auto; }
.chess-tab-panel.is-active { display: block; }

.chess-move-list { min-height: 12rem; }
.chess-move-row { display: grid; grid-template-columns: 2.2rem 1fr 1fr; border-bottom: 1px solid #eee; }
.chess-move-row > div { min-width: 0; padding: .55rem .45rem; }
.chess-move-number { text-align: center; color: #777; background: #fafafa; }
.chess-move { display: flex; align-items: center; justify-content: flex-start; gap: .4rem; }
.chess-move-piece {
    display: block;
    width: 1.45rem;
    height: 1.45rem;
    flex: 0 0 1.45rem;
    object-fit: contain;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
    filter: drop-shadow(0 1px 1px rgba(0,0,0,.25));
}
.chess-move-piece.white,
.chess-move-piece.black { opacity: 1; }
.chess-move-san { font-weight: 800; }
.chess-move .chess-badge { margin-left: auto; }
.chess-badge { display: inline-flex; align-items: center; justify-content: center; min-width: 1.55rem; height: 1.55rem; padding: 0 .35rem; border-radius: 999px; font-size: .68rem; font-weight: 900; background: #eee; }
.chess-badge[data-category="Administrateur des douanes"] { background: #ffe9a6; color: #695240; }
.chess-badge[data-category="Directeur des services douaniers"] { background: #b8fec9; color: #18753c; }
.chess-badge[data-category="Inspecteur principal"],
.chess-badge[data-category="Inspecteur"] { background: var(--chess-blue-soft); color: var(--chess-blue); }
.chess-badge[data-category="Théorie"] { background: #d8c9ff; color: #4c1d95; }
.chess-badge[data-category="Petit B"] { background: #feecc2; color: #716043; }
.chess-badge[data-category="ACP2"] { background: #fddede; color: #b34000; }
.chess-badge[data-category="Élève douanier"],
.chess-badge[data-category="Coup de singe"] { background: #f7bfc3; color: #ce0500; }

.chess-scoreboard { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; padding: 1rem; min-width: 0; }
.chess-score-section { min-width: 0; padding: .9rem; border: 1px solid #ddd; border-radius: .65rem; background: #fff; }
.chess-score-section + .chess-score-section { margin: 0; padding-top: .9rem; }
.chess-score-heading { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: start; gap: .75rem; min-height: 3.3rem; margin-bottom: .55rem; }
.chess-score-heading h3 { min-width: 0; overflow-wrap: anywhere; line-height: 1.25; }
.chess-score-accuracy { color: var(--chess-blue); white-space: nowrap; }
.chess-score-line { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: .75rem; min-height: 2.25rem; padding: .3rem 0; border-bottom: 1px dotted #ddd; }
.chess-score-label { display: flex; align-items: center; gap: .55rem; min-width: 0; }
.chess-score-icon { display: inline-flex; align-items: center; justify-content: center; min-width: 1.8rem; height: 1.55rem; padding: 0 .25rem; border-radius: 999px; background: #eee; font-size: .68rem; font-weight: 900; }
.chess-score-icon[data-category="Administrateur des douanes"] { background: #ffe9a6; color: #695240; }
.chess-score-icon[data-category="Directeur des services douaniers"] { background: #b8fec9; color: #18753c; }
.chess-score-icon[data-category="Inspecteur principal"],
.chess-score-icon[data-category="Inspecteur"] { background: var(--chess-blue-soft); color: var(--chess-blue); }
.chess-score-icon[data-category="Théorie"] { background: #d8c9ff; color: #4c1d95; }
.chess-score-icon[data-category="Petit B"] { background: #feecc2; color: #716043; }
.chess-score-icon[data-category="ACP2"] { background: #fddede; color: #b34000; }
.chess-score-icon[data-category="Élève douanier"],
.chess-score-icon[data-category="Coup de singe"] { background: #f7bfc3; color: #ce0500; }

.chess-toast { position: fixed; left: 50%; bottom: 2rem; z-index: 1000; transform: translateX(-50%); max-width: min(90vw, 36rem); padding: .85rem 1.1rem; border-radius: .65rem; color: #fff; background: #161616; box-shadow: 0 10px 30px rgba(0,0,0,.25); }
.chess-dialog { border: 0; border-radius: 1rem; padding: 1.5rem; box-shadow: 0 24px 80px rgba(0,0,0,.3); }
.chess-dialog::backdrop { background: rgba(0,0,0,.55); }
.chess-promotion-options { display: grid; grid-template-columns: repeat(4, 1fr); gap: .5rem; }
.chess-promotion-options button { min-width: 4rem; min-height: 4rem; border: 1px solid #aaa; border-radius: .5rem; background: #fff; font-size: 2.4rem; cursor: pointer; }
.chess-footer { padding-block: 1.5rem; color: #666; background: #fff; border-top: 1px solid #ddd; font-size: .85rem; }

@media (max-width: 1000px) {
    .chess-game-grid, .chess-lobby-grid { grid-template-columns: 1fr; }
    .chess-analysis-panel { position: static; }
    .chess-tab-panel { max-height: none; }
}

@media (max-width: 600px) {
    .chess-header__inner { min-height: 4rem; }
   .chess-brand__secret { display: none; }
    .chess-main { padding-inline: .75rem; padding-top: 1rem; }
    .chess-hero { grid-template-columns: 1fr; }
    .chess-mascot--large { display: none; }
    .chess-time-grid { grid-template-columns: repeat(2, 1fr); }
    .chess-room-item { grid-template-columns: 1fr auto; }
    .chess-room-item .fr-btn { grid-column: 1 / -1; }
    .chess-inline-form { align-items: stretch; flex-direction: column; }
    .chess-square { font-size: clamp(2rem, 11vw, 4.1rem); }
    .chess-controls .fr-btn { flex-basis: calc(50% - .5rem); font-size: .82rem; }
}

@media (max-width: 48rem) {
  .chess-primary-actions { flex-direction: column; }
  .chess-hero { grid-template-columns: 1fr; }
}

/* NEXUS 0.12.39 */
.chess-room-visibility {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    column-gap: .65rem;
    row-gap: .15rem;
    padding: .9rem 1rem;
    border: 1px solid #d8d8d8;
    border-radius: .5rem;
    background: #fafafa;
}
.chess-room-visibility input { width: 1.2rem; height: 1.2rem; }
.chess-room-visibility label { font-weight: 700; cursor: pointer; }
.chess-room-visibility span { grid-column: 2; color: #666; font-size: .82rem; }
.chess-active-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid #ddd; }
.chess-active-heading span { color: #666; font-size: .8rem; }
.chess-room-list--active { min-height: 5rem; }
.chess-room-versus { color: #555; font-size: .88rem; }
.chess-room-meta { display: flex; flex-wrap: wrap; gap: .6rem; color: #666; font-size: .78rem; }
.chess-observer-note { color: var(--chess-blue); font-weight: 700; }
.chess-opening strong { display: block; }
.chess-opening small { display: block; margin-top: .25rem; color: #666; font-weight: 400; line-height: 1.35; }

/* La cible d'une capture est encerclée au niveau de la pièce, pas seulement de la case. */
.chess-square.is-capture::after {
    inset: 7%;
    border-width: .24rem;
    border-radius: 50%;
    z-index: 4;
}
.chess-game.is-observer .chess-square { cursor: default; }
.chess-game.is-observer .chess-controls #chess-resign,
.chess-game.is-observer .chess-controls #chess-draw,
.chess-game.is-observer .chess-controls #chess-rematch { display: none; }


/* NEXUS 0.12.41 — coup parfait, animation et bilan final */
.chess-analysis-arrows {
    position: absolute;
    inset: 0;
    z-index: 30;
    display: block;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    isolation: isolate;
}
.chess-analysis-arrows[hidden] { display: none !important; }
.chess-analysis-arrow {
    vector-effect: non-scaling-stroke;
    filter: drop-shadow(0 2px 2px rgba(0,0,0,.28));
}
.chess-analysis-arrow-number-bg,
.chess-analysis-arrow-number { pointer-events: none; }
.chess-switch--suggestions { background: #fafafa; }
.chess-end-dialog { width: min(92vw, 32rem); text-align: center; }
.chess-end-dialog__icon { display: grid; place-items: center; width: 4rem; height: 4rem; margin: 0 auto 1rem; border-radius: 50%; color: #fff; background: var(--chess-blue); font-size: 2.25rem; }
.chess-end-dialog__actions { display: flex; justify-content: center; flex-wrap: wrap; gap: .75rem; margin-top: 1.5rem; }
.chess-end-dialog__actions .fr-btn { min-width: 8rem; justify-content: center; }

@media (min-width: 1001px) and (max-width: 1180px) {
    .chess-game-grid { grid-template-columns: minmax(360px, 1fr) minmax(380px, 500px); }
}
@media (max-width: 1000px) {
    .chess-scoreboard { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
    .chess-scoreboard { grid-template-columns: 1fr; }
}


/* Déplacement fluide des pièces */
.chess-piece--moving {
    position: absolute;
    object-fit: contain;
    z-index: 20;
    display: grid;
    place-items: center;
    pointer-events: none;
    will-change: transform;
}
.chess-piece.is-animation-target { opacity: 0; }

/* Bilan central de fin de réunion */
.chess-end-dialog { width: min(94vw, 38rem); }
.chess-end-summary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .85rem;
    margin-top: 1.25rem;
    text-align: left;
}
.chess-end-player {
    display: grid;
    gap: .35rem;
    min-width: 0;
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: .75rem;
    background: #f8f8f8;
}
.chess-end-player strong {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.chess-end-player__side {
    display: flex;
    align-items: center;
    gap: .45rem;
    color: #666;
    font-size: .78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
}
.chess-end-player__accuracy {
    color: #18753c;
    font-size: 1.55rem;
    font-weight: 800;
}
.chess-side-dot {
    display: inline-block;
    width: .8rem;
    height: .8rem;
    border-radius: 50%;
    border: 1px solid #777;
}
.chess-side-dot--white { background: #fff; }
.chess-side-dot--black { background: #202020; border-color: #202020; }

@media (max-width: 520px) {
    .chess-end-summary { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    .chess-piece--moving { display: none; }
}


/* NEXUS 0.12.45 — alternative post-coup visible */
.chess-analysis-html-arrows {
    position: absolute;
    inset: 0;
    z-index: 80;
    pointer-events: none;
    overflow: hidden;
}
.chess-analysis-html-arrows[hidden] { display: none !important; }
.chess-html-arrow {
    position: absolute;
    height: .7rem;
    border-radius: 999px;
    background: rgba(0, 112, 74, .72);
    transform-origin: left center;
    box-shadow: 0 2px 5px rgba(0,0,0,.28);
}
.chess-html-arrow::after {
    content: "";
    position: absolute;
    right: -.15rem;
    top: 50%;
    width: 0;
    height: 0;
    border-top: .85rem solid transparent;
    border-bottom: .85rem solid transparent;
    border-left: 1.35rem solid rgba(0, 112, 74, .82);
    transform: translateY(-50%);
}
.chess-html-arrow__number {
    position: absolute;
    top: 50%;
    display: grid;
    place-items: center;
    width: 1.65rem;
    height: 1.65rem;
    border: 2px solid #00704a;
    border-radius: 50%;
    color: #006b45;
    background: rgba(255,255,255,.96);
    font: 800 .9rem/1 system-ui, sans-serif;
}
.chess-suggestion-text {
    padding: .75rem 1rem;
    border-bottom: 1px solid #d8d8d8;
    color: #004b35;
    background: #e8f6ef;
    font-size: .9rem;
    overflow-wrap: anywhere;
}
.chess-suggestion-text strong { color: #004b35; }

/* NEXUS 0.12.48 — échiquier stable, relecture annotée et palette étendue */
.chess-board-stage {
    display: grid;
    grid-template-columns: 2.65rem minmax(0, 1fr);
    align-items: stretch;
    gap: .55rem;
    width: 100%;
}
.chess-board-stage .chess-board-wrap {
    min-width: 0;
}
.chess-evaluation {
    display: flex;
    flex-direction: column;
    align-self: stretch;
    overflow: hidden;
    min-width: 0;
    min-height: 0;
    border: 1px solid #777;
    background: #777;
    box-shadow: 0 8px 18px rgba(0,0,0,.12);
    opacity: 1;
    visibility: visible;
    transition: opacity .16s ease;
}
/* Le rail conserve sa largeur : l’échiquier ne se redimensionne jamais au basculement. */
.chess-evaluation[hidden] {
    display: flex !important;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
.chess-evaluation__black,
.chess-evaluation__white {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 0;
    transition: height .3s ease;
}
.chess-evaluation__black { color: #fff; background: #202020; }
.chess-evaluation__white { color: #161616; background: #fff; border-top: 1px solid #777; }
.chess-evaluation span {
    font: 800 .68rem/1 system-ui, sans-serif;
    white-space: nowrap;
}

.chess-end-dialog {
    width: min(96vw, 58rem);
    max-height: 92vh;
    overflow: auto;
}
.chess-end-evolution {
    margin-top: 1.35rem;
    padding-top: 1.2rem;
    border-top: 1px solid #ddd;
    text-align: left;
}
.chess-end-section-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: .65rem;
}
.chess-chart-legend {
    display: flex;
    flex-wrap: wrap;
    gap: .8rem;
    color: #666;
    font-size: .78rem;
}
.chess-chart-legend span { display: inline-flex; align-items: center; gap: .35rem; }
.chess-chart-legend i { width: .8rem; height: .22rem; border-radius: 999px; }
.chess-chart-legend .is-white { background: #00845a; }
.chess-chart-legend .is-black { background: #202020; }
.chess-end-chart {
    display: block;
    width: 100%;
    min-height: 13rem;
    border: 1px solid #ddd;
    border-radius: .75rem;
    background: linear-gradient(to bottom, #f7fbf9 0 49.8%, #f5f5f5 50.2% 100%);
}
.chess-end-chart .chart-grid { stroke: #cfcfcf; stroke-width: 1; stroke-dasharray: 4 5; }
.chess-end-chart .chart-axis { stroke: #777; stroke-width: 1.25; }
.chess-end-chart .chart-white { fill: none; stroke: #00845a; stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.chess-end-chart .chart-black { fill: none; stroke: #202020; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; opacity: .82; }
.chess-end-chart .chart-point-white { fill: #fff; stroke: #00845a; stroke-width: 2.5; cursor: pointer; }
.chess-end-chart .chart-point-black { fill: #202020; stroke: #fff; stroke-width: 1.5; pointer-events: none; }
.chess-end-chart text { fill: #666; font: 12px system-ui, sans-serif; }

.chess-end-review-panel {
    margin-top: 1rem;
    padding: 1rem;
    border: 1px solid #d8d8d8;
    border-radius: .75rem;
    background: #fafafa;
}
.chess-end-review-panel[hidden] { display: none !important; }
.chess-review-toolbar {
    display: grid;
    grid-template-columns: auto minmax(8rem, 1fr) auto;
    align-items: center;
    gap: .75rem;
    margin-bottom: .8rem;
}
.chess-review-toolbar strong { text-align: center; }
.chess-review-board-wrap {
    width: min(100%, 31rem);
    margin: 0 auto;
    aspect-ratio: 1;
    overflow: hidden;
    border: 1px solid #aaa;
    box-shadow: 0 8px 20px rgba(0,0,0,.12);
}
.chess-review-board {
    display: grid;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    grid-template-rows: repeat(8, minmax(0, 1fr));
    width: 100%;
    height: 100%;
}
.chess-review-square {
    position: relative;
    display: grid;
    place-items: center;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
}
.chess-review-square.light { background: var(--chess-board-light); }
.chess-review-square.dark { background: var(--chess-board-dark); }
.chess-review-square.is-last { box-shadow: inset 0 0 0 999px rgba(245,194,66,.35); }
.chess-review-piece {
    display: block;
    width: 92%;
    height: 92%;
    object-fit: contain;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
    filter: drop-shadow(0 2px 3px rgba(0,0,0,.25));
}
.chess-review-piece.white,
.chess-review-piece.black { opacity: 1; }
.chess-review-evaluation {
    position: absolute;
    top: .14rem;
    right: .14rem;
    z-index: 4;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.45rem;
    height: 1.45rem;
    padding: 0 .26rem;
    border: 2px solid #fff;
    border-radius: 999px;
    background: #eee;
    box-shadow: 0 2px 7px rgba(0,0,0,.25);
    color: #161616;
    font: 900 .64rem/1 system-ui, sans-serif;
    pointer-events: none;
}
.chess-review-evaluation[data-category="Administrateur des douanes"] { background: #ffe9a6; color: #695240; }
.chess-review-evaluation[data-category="Directeur des services douaniers"] { background: #b8fec9; color: #18753c; }
.chess-review-evaluation[data-category="Inspecteur principal"],
.chess-review-evaluation[data-category="Inspecteur"] { background: var(--chess-blue-soft); color: var(--chess-blue); }
.chess-review-evaluation[data-category="Théorie"] { background: #d8c9ff; color: #4c1d95; }
.chess-review-evaluation[data-category="Petit B"] { background: #feecc2; color: #716043; }
.chess-review-evaluation[data-category="ACP2"] { background: #fddede; color: #b34000; }
.chess-review-evaluation[data-category="Élève douanier"],
.chess-review-evaluation[data-category="Coup de singe"] { background: #f7bfc3; color: #ce0500; }
.chess-review-caption {
    margin: .7rem 0 0;
    text-align: center;
    color: #555;
    font-weight: 700;
}

@media (max-width: 600px) {
    .chess-board-stage { grid-template-columns: 2rem minmax(0, 1fr); gap: .35rem; }
    .chess-evaluation span { font-size: .58rem; }
    .chess-end-section-heading { align-items: flex-start; flex-direction: column; }
    .chess-review-toolbar { grid-template-columns: 1fr 1fr; }
    .chess-review-toolbar strong { grid-column: 1 / -1; grid-row: 1; }
    .chess-review-toolbar button { justify-content: center; }
}

/* NEXUS 0.12.48 — parcours séparés et chat éphémère enrichi */
.chess-identity-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(16rem, 24rem);
    align-items: end;
    gap: 1.5rem;
    margin-top: 1.5rem;
    padding-block: 1.25rem;
}
.chess-identity-field .fr-input { margin-top: 0; }
.chess-create-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}
.chess-create-card {
    display: flex;
    flex-direction: column;
    min-width: 0;
    border-top: .3rem solid var(--chess-blue);
}
.chess-create-card--bot {
    border-top-color: #486f5d;
    background: linear-gradient(180deg, #fff 0, #fbfdfc 100%);
}
.chess-create-card__heading {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: .9rem;
    min-height: 4.5rem;
}
.chess-create-card__icon {
    display: grid;
    place-items: center;
    width: 3.25rem;
    height: 3.25rem;
    border-radius: .75rem;
    color: var(--chess-blue);
    background: var(--chess-blue-soft);
    font-size: 1.8rem;
}
.chess-create-card--bot .chess-create-card__icon {
    color: #365547;
    background: #edf4f0;
}
.chess-create-card__button {
    width: 100%;
    justify-content: center;
    margin-top: auto;
}
.chess-bot-options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}
.chess-bot-options .chess-bot-settings,
.chess-bot-options .chess-camp-settings { max-width: none; }
.chess-meetings-card { margin-top: 1.5rem; }

.chess-chat {
    border-top: 1px solid #ddd;
    background: #fff;
}
.chess-chat[hidden] { display: none !important; }
.chess-chat__heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: .85rem 1rem;
    background: #f8faf9;
    border-bottom: 1px solid #e5e5e5;
}
.chess-chat__heading span {
    color: #666;
    font-size: .75rem;
}
.chess-chat__emoji-toggle {
    display: grid;
    place-items: center;
    flex: 0 0 2.35rem;
    width: 2.35rem;
    height: 2.35rem;
    border: 1px solid #b8b8b8;
    border-radius: 50%;
    color: var(--chess-blue);
    background: #fff;
    font-size: 1.25rem;
    cursor: pointer;
}
.chess-chat__emoji-toggle:hover { background: var(--chess-blue-soft); }
.chess-chat__messages {
    min-height: 7.5rem;
    max-height: 15rem;
    overflow-y: auto;
    padding: .75rem 1rem;
    background: #fbfbfb;
    scrollbar-gutter: stable;
}
.chess-chat__empty {
    margin: 1.5rem 0;
    color: #777;
    text-align: center;
    font-size: .82rem;
}
.chess-chat-message {
    padding: .55rem .65rem;
    border: 1px solid #e2e2e2;
    border-radius: .55rem;
    background: #fff;
}
.chess-chat-message + .chess-chat-message { margin-top: .5rem; }
.chess-chat-message__identity {
    display: flex;
    align-items: center;
    gap: .42rem;
    min-width: 0;
    margin-bottom: .25rem;
    font-size: .75rem;
}
.chess-chat-message__identity strong {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.chess-chat-message__identity time {
    margin-left: auto;
    color: #777;
    white-space: nowrap;
}
.chess-chat-message__side {
    width: .78rem;
    height: .78rem;
    flex: 0 0 .78rem;
    border: 1px solid #666;
    border-radius: 50%;
}
.chess-chat-message__side.is-white { background: #fff; }
.chess-chat-message__side.is-black { background: #222; border-color: #222; }
.chess-chat-message__observer {
    flex: 0 0 auto;
    padding: .12rem .4rem;
    border-radius: 999px;
    color: #53645c;
    background: #e9efec;
    font-size: .62rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .035em;
}
.chess-chat-message p {
    margin: 0;
    overflow-wrap: anywhere;
    white-space: pre-wrap;
    font-size: .86rem;
    line-height: 1.35;
}
.chess-chat__emojis {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: .25rem;
    padding: .55rem .75rem;
    border-top: 1px solid #eee;
    background: #fff;
}
.chess-chat__emojis[hidden] { display: none !important; }
.chess-chat__emojis button {
    min-height: 2.1rem;
    border: 0;
    border-radius: .35rem;
    background: transparent;
    font-size: 1.15rem;
    cursor: pointer;
}
.chess-chat__emojis button:hover { background: var(--chess-blue-soft); }
.chess-chat__form {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: .5rem;
    padding: .75rem;
    border-top: 1px solid #ddd;
    background: #fff;
}
.chess-chat__form .fr-input { margin: 0; min-width: 0; }
.chess-chat__form .fr-btn { justify-content: center; }

@media (max-width: 1000px) {
    .chess-create-grid { grid-template-columns: 1fr; }
    .chess-chat__messages { max-height: 18rem; }
}
@media (max-width: 700px) {
    .chess-identity-card { grid-template-columns: 1fr; align-items: stretch; }
    .chess-bot-options { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .chess-chat__emojis { grid-template-columns: repeat(4, 1fr); }
    .chess-chat__form { grid-template-columns: 1fr; }
}


/* NEXUS 0.12.50 — alternatives en relecture, correctif de création */
.chess-switch--review {
    width: min(100%, 31rem);
    margin: .25rem auto .75rem;
    border: 1px solid #d8d8d8;
    border-radius: .55rem;
    background: #fff;
}
.chess-suggestion-text--review {
    width: min(100%, 31rem);
    margin: 0 auto .75rem;
    border: 1px solid #b7dfcd;
    border-radius: .55rem;
}
.chess-review-board-wrap { position: relative; }
.chess-analysis-html-arrows--review { z-index: 80; }

/* NEXUS 0.12.51 — pièces blanches opaques et sons synthétiques */
.chess-switch--sound { border-top: 1px solid #eee; }

/* NEXUS 0.12.54 — jeu de pièces Neo fourni par l'utilisateur */

/* NEXUS 0.12.56 — Préparation de la réunion, interface simplifiée */
.chess-create-card--preparation {
    grid-column: 1 / -1;
    border-top-color: #6a5b2f;
    background: linear-gradient(135deg, #fff 0, #fffdf5 100%);
}
.chess-create-card--preparation .chess-create-card__icon {
    color: #6a5b2f;
    background: #fff4c7;
}
.chess-preparation-preview {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: .75rem;
}
.chess-preparation-preview > span {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .35rem;
    min-height: 3rem;
    padding: .65rem .8rem;
    border: 1px solid #e4dcc3;
    border-radius: .6rem;
    background: rgba(255,255,255,.78);
    color: #555;
    text-align: center;
    font-size: .88rem;
}
.chess-preparation-preview > span strong { color: #3a3321; font-size: 1.05rem; }

.chess-preparation__topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.25rem;
}
.chess-preparation__grid {
    display: grid;
    grid-template-columns: minmax(420px, 720px) minmax(320px, 430px);
    gap: 1.5rem;
    align-items: start;
}
.chess-preparation__board-column { min-width: 0; }
.chess-preparation__board-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
    border: 1px solid #d6d6d6;
    background: #fff;
    box-shadow: 0 14px 28px rgba(0,0,0,.12);
}
.chess-preparation__board { width: 100%; height: 100%; }
.chess-preparation__board .chess-square.is-preparation-correct {
    background-image: linear-gradient(rgba(0,169,95,.34), rgba(0,169,95,.34));
}
.chess-preparation__board .chess-square.is-preparation-wrong {
    background-image: linear-gradient(rgba(206,5,0,.32), rgba(206,5,0,.32));
}
.chess-preparation__panel {
    position: sticky;
    top: 1rem;
    display: grid;
    gap: 1rem;
    padding: 1.25rem;
}
.chess-preparation__progress-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.chess-preparation__progress-row > div { display: grid; gap: .12rem; }
.chess-preparation__eyebrow {
    color: #666;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
}
#chess-preparation-counter { font-size: 1.35rem; }
.chess-preparation__level {
    display: inline-flex;
    align-items: center;
    min-height: 2rem;
    padding: .25rem .65rem;
    border-radius: 999px;
    background: var(--chess-blue-soft);
    color: var(--chess-blue);
    font-size: .78rem;
    font-weight: 800;
}
.chess-preparation__progress {
    height: .5rem;
    overflow: hidden;
    border-radius: 999px;
    background: #e8e8e8;
}
.chess-preparation__progress span {
    display: block;
    width: 1%;
    height: 100%;
    border-radius: inherit;
    background: var(--chess-blue);
    transition: width .2s ease;
}
.chess-preparation__timer-card {
    display: grid;
    gap: .3rem;
    padding: 1rem;
    border-radius: .75rem;
    background: #161616;
    color: #fff;
}
.chess-preparation__timer-card span { color: #ddd; font-size: .8rem; }
.chess-preparation__timer-card time {
    font: 800 clamp(1.8rem, 4vw, 2.7rem)/1 ui-monospace, SFMono-Regular, Menlo, monospace;
    letter-spacing: -.04em;
}
.chess-preparation__instruction {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: .8rem;
    align-items: center;
    padding: 1rem;
    border: 1px solid #d8d8d8;
    border-radius: .75rem;
    background: #f8faf9;
}
.chess-preparation__instruction-icon {
    display: grid;
    place-items: center;
    width: 2.7rem;
    height: 2.7rem;
    border-radius: .65rem;
    background: var(--chess-blue-soft);
    color: var(--chess-blue);
    font-size: 1.55rem;
}
.chess-preparation__instruction p { margin-top: .25rem; color: #555; font-size: .9rem; }
.chess-preparation__feedback {
    padding: .9rem 1rem;
    border-radius: .65rem;
    font-weight: 700;
}
.chess-preparation__feedback.is-success { background: #d9fbe6; color: #18753c; }
.chess-preparation__feedback.is-error { background: #fddede; color: #ce0500; }
.chess-preparation__next { width: 100%; justify-content: center; }
.chess-preparation__score {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    padding-top: .85rem;
    border-top: 1px solid #ddd;
    color: #555;
}
.chess-preparation__score strong { color: var(--chess-blue); font-size: 1.6rem; }
.chess-preparation__rule { color: #777; line-height: 1.45; }

.chess-preparation-end { width: min(92vw, 31rem); text-align: center; }
.chess-preparation-end__icon {
    display: grid;
    place-items: center;
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: var(--chess-blue-soft);
    color: var(--chess-blue);
    font-size: 2.25rem;
}
.chess-preparation-end__score {
    display: grid;
    gap: .25rem;
    margin: 1.25rem 0;
    padding: 1rem;
    border-radius: .75rem;
    background: #f5f6f7;
}
.chess-preparation-end__score span { color: #666; font-size: .82rem; text-transform: uppercase; letter-spacing: .06em; font-weight: 700; }
.chess-preparation-end__score strong { color: var(--chess-blue); font-size: 2.2rem; }
.chess-preparation-end__time { color: #555; }

@media (max-width: 1000px) {
    .chess-preparation__grid { grid-template-columns: 1fr; }
    .chess-preparation__panel { position: static; }
}
@media (max-width: 700px) {
    .chess-preparation-preview { grid-template-columns: 1fr; }
    .chess-preparation__topbar { align-items: flex-start; flex-direction: column; }
}