:root{font-family:system-ui,Segoe UI,Arial,sans-serif;color:#e7eaf0;background:#14171b}*{box-sizing:border-box}body{margin:0}.shell{max-width:1170px;margin:0 auto;padding:22px}header{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:22px}h1{font-size:clamp(24px,3vw,34px);margin:7px 0}h2{font-size:17px;margin:0 0 15px}p{color:#a6acb7;margin:0;line-height:1.5}.eyebrow{font-size:11px;letter-spacing:.13em;color:#92a0b5}.state{border:1px solid #444c57;border-radius:20px;padding:7px 12px;color:#bec9d8;white-space:nowrap;font-size:12px}.layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,410px);gap:22px;align-items:start}.board-wrap{width:100%;max-width:670px;aspect-ratio:1;margin:auto}.board{aspect-ratio:1;display:grid;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(8,1fr);border:1px solid #353d47;overflow:hidden}.square{display:flex;align-items:center;justify-content:center;position:relative;user-select:none}.square.light{background:#b5b6b1}.square.dark{background:#5b6969}.piece{font-size:clamp(20px,5vw,56px);line-height:1;font-family:'DejaVu Sans', 'Segoe UI Symbol', sans-serif;filter:drop-shadow(0 1px 1px #0007)}.piece.white{color:#fff;text-shadow:0 1px 1px #111}.piece.black{color:#171a1e;text-shadow:0 1px 1px #fff5}.coordinate{position:absolute;left:3px;top:2px;font-size:10px;font-weight:bold;color:#30363b}.board-controls{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap;margin:13px 0}button,.filebutton{cursor:pointer;background:#2a3038;border:1px solid #46505d;color:#e5e9f2;border-radius:7px;padding:9px 13px;font:inherit;font-size:13px}button:hover,.filebutton:hover{background:#39424d}button:disabled{opacity:.3;cursor:not-allowed}.primary{background:#506979}#counter{min-width:90px;text-align:center;color:#acb6c2;font-size:13px}#status{min-height:45px;color:#b7c2d0;font-size:13px;padding-top:8px}#status.error{color:#ffb7a8}.tools{display:grid;gap:13px}.panel{background:#1e2228;border:1px solid #353d46;border-radius:12px;padding:16px}label:not(.filebutton){display:block;color:#b8c2ce;font-size:12px;margin-bottom:8px}textarea,input[type=text]{width:100%;border:1px solid #444d57;background:#13171c;color:#f0f1f3;border-radius:7px;padding:10px;font:12px/1.5 ui-monospace,Consolas,monospace}textarea{height:130px;resize:vertical}.actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.filebutton input{display:none}.moves{max-height:175px;overflow:auto;display:flex;flex-wrap:wrap;gap:5px;align-content:flex-start}.move{padding:5px 8px;background:#272f37;border:1px solid transparent}.move.active{border-color:#9baebe;background:#465765}.move-number{color:#8694a5;font-size:12px;padding:7px 2px}.engine-note p,footer{font-size:12px}footer{margin:24px 0;color:#8892a0}@media(max-width:820px){.layout{grid-template-columns:1fr}.board-wrap{max-width:600px}header{align-items:start}.piece{font-size:clamp(24px,8vw,60px)}}

.engine-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:13px}.engine-grid>div{border:1px solid #444d57;padding:12px;border-radius:8px}.engine-grid small{display:block;font-size:11px;color:#aebdcc}.engine-grid strong{display:block;font-size:24px;margin-top:6px;font-variant-numeric:tabular-nums}.variation{margin-top:12px;overflow-wrap:anywhere}.engine-hint{margin-top:13px;font-size:12px}#engineStatus{font-size:12px;min-height:18px}

.fullgame-panel{border-color:#52616e}#fullStatus{padding-top:12px;font-size:12px}#fullProgress{display:block;width:100%;height:9px;margin:9px 0 3px;accent-color:#91bbc9}.class-summary{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}.class-summary .class-chip{appearance:none;border:1px solid #52616e;border-radius:7px;padding:5px 8px;background:#1a2430;color:#eef3f7;font-size:11px;line-height:1;display:inline-flex;align-items:center;gap:6px;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,filter .12s ease}.class-summary .class-chip:hover{transform:translateY(-1px);filter:brightness(1.03)}.class-summary .class-chip:focus-visible{outline:2px solid #d8e7f4;outline-offset:2px}.class-summary .class-chip.active{box-shadow:0 0 0 2px #eef3f780}.class-summary .class-chip-label{font-weight:700}.class-summary .class-chip-count{display:inline-flex;align-items:center;justify-content:center;min-width:20px;padding:2px 6px;border-radius:999px;background:#0003;font-weight:800}.class-summary .grade-book{background:#2e4d7d;border-color:#7ca6e6}.class-summary .grade-excellent{background:#1f5a61;border-color:#7bdbde}.class-summary .grade-good{background:#24623f;border-color:#79d98f}.class-summary .grade-inaccuracy{background:#786227;border-color:#ecd073}.class-summary .grade-mistake{background:#7a4b25;border-color:#e9a35d}.class-summary .grade-blunder{background:#7a2f34;border-color:#ef6b6b}#currentClass{margin-top:12px;font-size:13px}.move.classified{border-bottom:2px solid #8395a7}.move[data-grade="Grave"]{border-bottom-color:#ef6b6b}.move[data-grade="Error"]{border-bottom-color:#e9a35d}.move[data-grade="Imprecisión"]{border-bottom-color:#ecd073}.move[data-grade="Excelente"]{border-bottom-color:#7bdbde}.move[data-grade="Libro"]{border-bottom-color:#7ca6e6}

/* Historial legible en filas: numero | blancas | negras. */
.moves{display:grid;grid-template-columns:minmax(25px,auto) minmax(0,1fr) minmax(0,1fr);gap:0;max-height:295px;overflow-y:auto;overflow-x:hidden;align-content:start;border:1px solid #333c47;border-radius:7px}
.move-number,.move{border:0;border-radius:0;min-width:0;min-height:35px;display:flex;align-items:center;text-align:left;padding:6px 9px;border-bottom:1px solid #ffffff10;background:#232931;color:#e5e9f2;font-size:13px}
.move-number{color:#92a0ae;font-variant-numeric:tabular-nums;font-size:12px;justify-content:center;background:#1a2026}
.move.black-turn{background:#20262e}
.move.active{background:#455766;outline:1px solid #b0c6da;outline-offset:-1px}
.move-icon{display:inline-block;flex:none;min-width:18px;margin-right:4px;font-size:18px;line-height:1;font-family:'DejaVu Sans','Segoe UI Symbol',serif}
.move.white-turn .move-icon{color:#faf8e9}.move.black-turn .move-icon{color:#98a5b4}
.move-notation{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.move.classified{border-bottom:1px solid #ffffff10;border-left:3px solid #8395a7;padding-left:6px}
.move[data-grade="Grave"]{border-left-color:#ef6b6b;color:#ffb2b2}
.move[data-grade="Error"]{border-left-color:#e9a35d;color:#f7bc81}
.move[data-grade="Imprecisión"]{border-left-color:#ecd073;color:#f7df92}
.move[data-grade="Excelente"]{border-left-color:#7bdbde;color:#99eef0}
.move[data-grade="Libro"]{border-left-color:#7ca6e6;color:#a4c2ff}
.move[data-grade="Buena"]{border-left-color:#8bd18d;color:#b6e9b7}
.chart-wrap{margin-top:11px}.chart-caption{font-size:11px;color:#aebdcc;margin-bottom:6px}
#evalChart{display:block;width:100%;height:108px;background:#171d23;border:1px solid #333c47;border-radius:7px;overflow:hidden}
.chart-status{font-size:11px;margin-top:5px;color:#8896a5}.analyzed-move{font-size:12px;margin-top:12px;color:#b9c9d9}
#analyze[aria-pressed="true"]{border-color:#8ed8cc;background:#28574f}

.square.clickable{cursor:pointer}.square.selected{outline:3px solid #d5bc68;outline-offset:-3px}.square.clickable:focus-visible{outline:3px solid #9ccce4;outline-offset:-3px}

/* Ajuste compacto aprobado: mas espacio visible para posicion actual. */
#movesPanel{padding:12px}
#movesPanel h2{margin-bottom:9px}
.moves{max-height:148px}
.move,.move-number{min-height:29px;padding-top:4px;padding-bottom:4px}
.move-icon[hidden]{display:none}
.move.white-turn .move-icon{color:#fff}
.move.black-turn .move-icon{color:#080a0d;text-shadow:0 0 2px #c9d1d9,0 1px 2px #c9d1d9}
.chart-wrap{margin-top:6px}
#evalChart{height:92px}
.chart-status:empty{display:none}
#fullPanel{padding:12px}
#fullPanel>.actions{margin-top:0}
#fullStatus{padding-top:8px}
#fullPanel .engine-grid{margin-top:8px;gap:7px}
#fullPanel .engine-grid>div{padding:8px 10px}
#fullPanel .engine-grid strong{font-size:20px;margin-top:2px}
#currentClass{margin-top:8px;font-size:12px}
.class-summary{gap:3px;margin-top:7px}
.class-summary .class-chip{padding:3px 6px;font-size:10px;border-radius:5px;white-space:nowrap}.class-summary .class-chip-count{min-width:18px;padding:1px 5px}
#positionPanel h2{margin-bottom:10px}


/* Notacion enriquecida en posicion actual */
#bestMove .notation-icon{display:inline-block;min-width:18px;margin-right:4px;font-size:1em;line-height:1;font-family:'DejaVu Sans','Segoe UI Symbol',serif;vertical-align:-0.06em}
#bestMove .notation-icon.white-piece{color:#fff;text-shadow:0 1px 1px #111}
#bestMove .notation-icon.black-piece{color:#080a0d;text-shadow:0 0 2px #c9d1d9,0 1px 2px #c9d1d9}

/* Resaltado de casillas segun clasificacion de la jugada actual */
.square{overflow:hidden}
.square::after{content:'';position:absolute;inset:0;pointer-events:none;opacity:0}
.square.highlight-from::after,.square.highlight-to::after{opacity:1}
.square.highlight-from.grade-libro::after{background:rgba(124,166,230,.28)}
.square.highlight-to.grade-libro::after{background:rgba(124,166,230,.5)}
.square.highlight-from.grade-excelente::after{background:rgba(123,219,222,.28)}
.square.highlight-to.grade-excelente::after{background:rgba(123,219,222,.5)}
.square.highlight-from.grade-buena::after{background:rgba(139,209,141,.28)}
.square.highlight-to.grade-buena::after{background:rgba(139,209,141,.5)}
.square.highlight-from.grade-imprecision::after{background:rgba(236,208,115,.28)}
.square.highlight-to.grade-imprecision::after{background:rgba(236,208,115,.52)}
.square.highlight-from.grade-error::after{background:rgba(233,163,93,.28)}
.square.highlight-to.grade-error::after{background:rgba(233,163,93,.52)}
.square.highlight-from.grade-grave::after{background:rgba(239,107,107,.28)}
.square.highlight-to.grade-grave::after{background:rgba(239,107,107,.56)}
.square.highlight-from{box-shadow:inset 0 0 0 2px rgba(255,255,255,.2)}
.square.highlight-to{box-shadow:inset 0 0 0 3px rgba(255,255,255,.32)}
.piece,.coordinate{position:relative;z-index:1}


/* Distribución aprobada: movimientos | tablero | análisis; sin cambios del motor. */
.shell{max-width:1540px;padding-inline:clamp(12px,2vw,32px)}
.layout{display:grid;grid-template-columns:minmax(225px,260px) minmax(0,1fr) minmax(250px,290px);align-items:start;gap:clamp(12px,1.4vw,22px)}
.sidebar{display:flex;flex-direction:column;gap:12px;min-width:0}
.board-area{grid-column:2;grid-row:1;min-width:0}
.sidebar-left{grid-column:1;grid-row:1}
.sidebar-right{grid-column:3;grid-row:1}
.import-bottom{grid-column:1/-1;grid-row:2;display:grid;grid-template-columns:1fr 1fr;gap:12px;min-width:0}
.sidebar-left.import-first #importPanel{order:-2}
.sidebar-left.import-first #fenPanel{order:-1}
.panel{min-width:0}
.sidebar .actions{gap:6px}
.sidebar button,.sidebar .filebutton{padding:7px 9px;font-size:12px}
.sidebar .engine-grid{gap:6px}
.sidebar .engine-grid>div{padding:8px;min-width:0}
.sidebar .engine-grid strong{font-size:20px;overflow-wrap:anywhere}
.sidebar .class-summary .class-chip{font-size:10px}
.sidebar .move-number,.sidebar .move{padding-left:5px;padding-right:5px}
.sidebar .move-icon{min-width:14px;margin-right:2px;font-size:16px}
.ad-placeholder{width:100%;min-height:62px;border:1px dashed #44505c;border-radius:9px;background:#1a2026;display:flex;align-items:center;justify-content:center;color:#93a0ae;font-size:11px;text-align:center;padding:8px}
.board-wrap{max-width:670px}
@media(max-width:1150px){
 .layout{grid-template-columns:minmax(0,1fr) minmax(235px,300px)}
 .board-area{grid-column:1;grid-row:1}
 .sidebar-left{grid-column:2;grid-row:1}
 .sidebar-right{grid-column:2;grid-row:2}
 .import-bottom{grid-column:1/-1;grid-row:3}
}
@media(max-width:780px){
 .layout{grid-template-columns:minmax(0,1fr);gap:14px}
 .board-area{grid-column:1;grid-row:1}
 .sidebar-left{grid-column:1;grid-row:2}
 .sidebar-right{grid-column:1;grid-row:3}
 .import-bottom{grid-column:1;grid-row:4;grid-template-columns:minmax(0,1fr)}
 .board-wrap{max-width:600px}
}

/* Barra de ventaja vertical al lado izquierdo del tablero */
.board-and-eval{display:flex;gap:7px;align-items:stretch;justify-content:center;max-width:694px;margin-inline:auto;width:100%;min-width:0}
.board-and-eval .board-wrap{flex:1 1 auto;min-width:0;max-width:670px;margin:0}
.eval-thermo{position:relative;flex:0 0 16px;align-self:stretch;border:1px solid #75818d;border-radius:5px;background:#111419;overflow:hidden;min-height:0}
.eval-thermo-white{position:absolute;left:0;width:100%;height:50%;bottom:0;background:#f0f1ef;transition:height .2s ease}
.eval-thermo-marker{position:absolute;left:0;right:0;top:50%;height:2px;background:#8898a4;box-shadow:0 0 3px #080a0d;transform:translateY(-50%);z-index:1;transition:top .2s ease}
/* Solo equilibrar las dos cajas del panel posicion actual */
#positionPanel .engine-grid{grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch}
#positionPanel .engine-grid>div{min-width:0;display:flex;flex-direction:column;justify-content:space-between;min-height:88px}
#positionPanel .engine-grid small{line-height:1.35;min-height:30px}
#positionPanel .engine-grid strong{margin-top:9px;line-height:1.2}
@media(max-width:420px){.board-and-eval{gap:4px}.eval-thermo{flex-basis:12px}}

/* Posicion actual compacta: misma logica, menos espacios vacios. */
.position-head{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:6px}
#positionPanel .position-head h2{margin:0}
.settings-toggle{min-width:30px;height:30px;padding:3px 6px!important;font-size:17px!important}
.position-settings[hidden]{display:none!important}
.position-settings{display:grid;grid-template-columns:1fr 1fr;gap:8px;background:#161b21;border:1px solid #38434e;border-radius:7px;padding:9px;margin:8px 0}
.position-settings label{margin:0;color:#b8c2ce;font-size:11px}
.position-settings select{display:block;width:100%;margin-top:4px;background:#222b34;border:1px solid #495866;border-radius:5px;color:#eef2f5;padding:6px;font:inherit}
#positionPanel .engine-grid{margin-top:8px}
#positionPanel .engine-grid>div{min-height:64px;justify-content:flex-start;gap:5px;padding:8px}
#positionPanel .engine-grid small{min-height:0;line-height:1.25}
#positionPanel .engine-grid strong{margin-top:0;line-height:1.15}
#positionPanel .position-actions{margin-top:9px}
.variation-details{border-top:1px solid #36404a;padding-top:9px;margin-top:11px;font-size:12px}
.variation-details summary{cursor:pointer;color:#d8e4ed;font-weight:600}
.variation-list{display:grid;gap:7px;margin-top:8px}
.variation-list p{font-size:12px}
.variation-line{display:grid;grid-template-columns:17px minmax(0,1fr);gap:6px;line-height:1.55;color:#c7d4e2;overflow-wrap:anywhere}
.variation-index{color:#94bacd;font-weight:700}


/* Refinamiento de simetria y variantes compactas */
#positionPanel .engine-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;align-items:stretch}
#positionPanel .engine-grid>div{display:grid;grid-template-rows:auto 1fr;align-content:start;min-height:72px}
#positionPanel .engine-grid small{display:block;min-height:2.3em;line-height:1.18}
#positionPanel .engine-grid strong{display:flex;align-items:center;min-height:1.6em;font-size:18px}
#positionPanel .position-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.variation-line{grid-template-columns:22px minmax(0,1fr);align-items:flex-start;line-height:1.45}
.variation-index{padding-top:1px}
.variation-text{display:block;color:#d1dbe5}

.exploration-bar{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;padding:8px 10px;margin-top:8px;border:1px solid #506777;border-radius:8px;color:#d8e7f2;font-size:12px;background:#202933}
.exploration-bar[hidden]{display:none}
.variation-text{display:flex;flex-wrap:wrap;align-items:baseline;gap:3px}
.variation-score{margin-right:5px;color:#a9c8d8;white-space:nowrap}
.variation-move{border:0;background:transparent;padding:1px 3px;font-size:12px;color:#d1dbe5;line-height:1.5;border-radius:4px}
.variation-move:hover,.variation-move:focus-visible{background:#405569;color:#fff;outline:1px solid #7eacc8}

.pinned-variation{background:#24323e;border:1px solid #577085;border-radius:7px;padding:7px;margin-top:8px;font-size:12px}
.pinned-variation[hidden]{display:none}
.pinned-moves{display:flex;flex-wrap:wrap;gap:3px;margin-top:5px}

/* Fase 4: notacion compacta y ramas persistentes dentro del historial. */
.variation-text{column-gap:1px;row-gap:1px;align-items:baseline}
.variation-text .variation-move,.pinned-moves .variation-move,.history-branch-line .variation-move{padding:0 2px;margin:0;min-height:0;line-height:1.4;font-size:12px;border-radius:3px;white-space:nowrap}
.variation-score{margin-right:2px}
.history-branch{grid-column:1/-1;min-width:0;padding:6px 7px;margin:3px 0 5px 18px;border-left:2px solid #82aac4;background:#1b2832;border-radius:0 5px 5px 0}
.history-branch-head{display:flex;align-items:center;justify-content:space-between;gap:5px;color:#9dc6dc;font-size:11px}
.history-branch-back{padding:2px 3px!important;background:transparent;border:0;color:#b7d1df;font-size:10px!important}
.history-branch-line{display:flex;flex-wrap:wrap;gap:1px;margin-top:4px}
.history-branch-line .variation-move{background:transparent;border:0;color:#e0e8f0}
.history-branch-line .active-branch-move{background:#405569;color:white}

/* Solo distribución: historial tan alto como el tablero, gráfica al pie. */
#movesPanel{height:var(--jere-board-height, 600px);display:flex;flex-direction:column;min-height:0}
#movesPanel .moves{flex:1 1 auto;max-height:none;min-height:0;overflow-y:auto}
#movesPanel .chart-wrap{flex:0 0 auto}


/* Ajustes de apariencia: el grupo de navegación conserva su centro exacto. */
.board-controls{position:relative;display:flex;justify-content:center;align-items:center;min-height:40px}
.board-nav{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap}
.board-settings-toggle{position:absolute;left:0;top:50%;transform:translateY(-50%);padding:7px 10px;font-size:17px}
.board-appearance-settings[hidden]{display:none!important}
.board-appearance-settings{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;max-width:670px;margin:0 auto 12px;padding:12px;border:1px solid #44515e;border-radius:10px;background:#1e252c}
.board-appearance-heading{grid-column:1/-1;font-size:13px;font-weight:650;color:#e2eaf1}
.board-appearance-settings label{display:block;margin:0;font-size:12px;color:#bbc8d4}
.board-appearance-settings select{display:block;width:100%;margin-top:5px;padding:8px;border-radius:7px;border:1px solid #4a5766;background:#121820;color:#f2f5f8;font:inherit}
.piece.piece-image{width:86%;height:86%;object-fit:contain;display:block;position:relative;z-index:1;pointer-events:none;user-select:none;filter:none}
@media(max-width:560px){.board-controls{padding-top:44px}.board-settings-toggle{top:0;transform:none}.board-appearance-settings{grid-template-columns:1fr}}


/* Coordenadas integradas al tablero, legibles en los once temas. */
.board .square .coordinate{position:absolute;z-index:3;pointer-events:none;
  font-size:clamp(9px,1.1vw,13px);font-weight:800;line-height:1;
  font-family:system-ui,Segoe UI,Arial,sans-serif;text-shadow:none}
.board .square .coordinate-rank{top:4px;left:4px;right:auto;bottom:auto}
.board .square .coordinate-file{right:4px;bottom:3px;left:auto;top:auto}

/* JereChess 2.0 — armonía de color y tipografía; sin cambiar estructura ni tablero. */
:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:#eff3f9;background:#091321}
body{background:#091321;color:#eff3f9}
.shell{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
.panel{background:#142338;border-color:#31455d}
.panel:not(.board):hover{border-color:#425e7d}
button,.filebutton{background:#1a304b;border-color:#445d79;color:#e5edf6}
button:hover,.filebutton:hover{background:#28445f}
button.primary,.filebutton.primary{background:#375979;border-color:#6185a8;color:#fff}
button.primary:hover{background:#466b8d}
input[type=text],textarea{background:#0c192b;border-color:#425871;color:#edf3fa}
.ad-placeholder{border-color:#435b76}


/* JereChess — armonización de superficies azul profundo y plateado.
   Exclusivamente vestimenta: NO modificar .board, .square, piezas ni dimensiones. */
:root{--jere-page:#091321;--jere-surface:#101e31;--jere-card:#182b43;--jere-card-raised:#203651;--jere-border:#435d7b;--jere-silver:#c0c7d1;--jere-muted:#b7c6d7}
html,body{background:var(--jere-page);color:#eff3f9}
.shell{background:transparent}
.panel{background:var(--jere-card);border-color:var(--jere-border);color:#eff3f9}
.panel:not(.board):hover{border-color:#6986a8}
.panel h2,.panel strong{color:#eff3f9}
.panel p,.engine-hint,.analyzed-move,.variation-line,.variation-text,.chart-caption{color:var(--jere-muted)}
button,.filebutton{background:#203956;border-color:#54708e;color:#eff3f9}
button:hover,.filebutton:hover{background:#2d4b6b}
button.primary,.filebutton.primary{background:#385b80;border-color:#819bb8;color:white}
button.primary:hover{background:#49739a}
textarea,input[type=text]{background:#0c1c30;border-color:#506a87;color:#eff3f9}
.engine-grid>div,#positionPanel .engine-grid>div,#fullPanel .engine-grid>div{background:#13263e;border-color:#455f7c}
.moves{background:#101f33;border-color:#435b76}
.move,.move-number{background:#1c314b;border-bottom-color:#7992ad20;color:#e8eff8}
.move.black-turn{background:#172a42}
.move-number{background:#102238;color:#adbed2}
.move.active{background:#375676;outline-color:#b7cbe0}
.move.classified{border-bottom-color:#7992ad20}
#evalChart{background:#102239;border-color:#435b76}
.ad-placeholder{background:#102239;border-color:#506b8a;color:#aebfd2}
.position-settings,.board-appearance-settings{background:#10243a;border-color:#4b6684}
.position-settings label,.board-appearance-settings label{color:#c3cfdd}
.position-settings select,.board-appearance-settings select{background:#102037;border-color:#4d6985;color:#eef4fa}
.exploration-bar{background:#1c334e;border-color:#56718d;color:#e5eef9}
.pinned-variation{background:#1b324b;border-color:#577997}
.history-branch{background:#152b43}
.variation-move:hover,.variation-move:focus-visible,.history-branch-line .active-branch-move{background:#3b5877}
.variation-details{border-top-color:#435c76}
#counter,#status,.state{color:#c3d1e1}
/* Los colores personalizados del tablero, las piezas y la barra de evaluación se conservan. */

/* Arrastre visual: la lógica de jugadas permanece en app.js. */
#board .square{touch-action:none;}
#board .square.drag-origin>.piece{opacity:.25;}
.jere-drag-ghost{position:fixed!important;z-index:10000!important;pointer-events:none!important;transform:translate(-50%,-50%);margin:0!important;object-fit:contain;filter:drop-shadow(0 5px 7px #0007);user-select:none;}

/* Reserva AdSense: oculta sin ocupar espacio hasta su activacion. */
.ad-placeholder[hidden]{display:none!important;}

/* Iconos PNG de clasificación: sin alterar la rejilla de movimientos. */
.move .jere-move-grade-history{width:24px;height:24px;object-fit:contain;flex:0 0 24px;margin-left:auto;padding-left:2px;pointer-events:none;vertical-align:middle}
.board .square .jere-move-grade-pop{position:absolute;z-index:5;inset:0;width:100%;height:100%;object-fit:contain;pointer-events:none;filter:drop-shadow(0 1px 3px #0008);animation:jereMoveGradeOnce 1s ease-in-out both}
@keyframes jereMoveGradeOnce{0%{opacity:0;transform:scale(.65)}20%{opacity:1;transform:scale(1.08)}70%{opacity:1;transform:scale(1)}100%{opacity:0;transform:scale(.94)}}
@media(prefers-reduced-motion:reduce){.board .square .jere-move-grade-pop{animation:none;opacity:1}}

/* Flechas y resaltados: superposición sin interacción ni modificación del tablero. */
#board{position:relative;}
#board .jere-annotation-layer{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:6;overflow:visible;}



/* V2: dos controles independientes en una fila, sin superposición. */
.board-controls-left{position:absolute;left:0;top:50%;transform:translateY(-50%);display:flex;align-items:center;gap:7px;z-index:2}
.board-controls-left .board-settings-toggle{position:static;left:auto;top:auto;transform:none;flex:0 0 auto}
@media(max-width:560px){.board-controls-left{top:0;transform:none}}
/* Sin botón adicional de anotaciones: clic derecho siempre disponible. */

/* V3: tres grupos sin solapamiento; restaurar visibilidad de Inicio y Anterior. */
.board-controls {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding-top: 0;
}
.board-controls .board-controls-left,
.board-controls .board-controls-right {
  position: static;
  left: auto;
  top: auto;
  transform: none;
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  z-index: auto;
}
.board-controls .board-controls-right { justify-content: flex-end; }
.board-controls .board-controls-left .board-settings-toggle {
  position: static;
  transform: none;
}
.board-controls .board-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: nowrap;
  min-width: 0;
}
.board-controls .board-nav button {flex: 0 0 auto; padding: 8px 10px;}
.board-controls .board-nav #counter {min-width: 48px; white-space: nowrap;}
@media (max-width: 640px) {
  .board-controls {grid-template-columns: 1fr 1fr; row-gap: 10px;}
  .board-controls .board-controls-left {grid-column: 1; grid-row: 1;}
  .board-controls .board-controls-right {grid-column: 2; grid-row: 1;}
  .board-controls .board-nav {grid-column: 1 / -1; grid-row: 2; justify-content: center;}
}
@media (max-width: 360px) {
  .board-controls .board-nav {gap: 3px;}
  .board-controls .board-nav button {padding: 7px 7px;}
  .board-controls .board-nav #counter {min-width: 41px;}
}

/* JereChess móvil: tablero -> posición actual -> análisis completo ->
   movimientos/gráfica -> importar PGN/FEN. No altera escritorio. */
@media (max-width: 780px) {
  .layout > .board-area {grid-column:1;grid-row:1;}
  .layout > .sidebar-right {display:contents;}
  .layout > .sidebar-right > #positionPanel {grid-column:1;grid-row:2;}
  .layout > .sidebar-right > #fullPanel {grid-column:1;grid-row:3;}
  .layout > .sidebar-left {grid-column:1;grid-row:4;}
  .layout > .import-bottom {grid-column:1;grid-row:5;}
  .layout > .sidebar-right > .ad-placeholder:not([hidden]) {grid-column:1;grid-row:6;}
}

/* Ajustes de pantalla móvil: cinta horizontal y controles en una sola fila. */
#status:not(.error){display:none}
#status.error{display:block;min-height:0;padding:8px 0}
@media(max-width:780px){
 .board-controls{display:grid;grid-template-columns:auto minmax(0,1fr) auto;grid-template-rows:1fr;gap:4px;margin:10px 0;align-items:center}
 .board-controls .board-controls-left,.board-controls .board-controls-right,.board-controls .board-nav{grid-row:1;gap:3px}
 .board-controls .board-controls-left{grid-column:1}
 .board-controls .board-nav{grid-column:2;justify-content:center;min-width:0;gap:2px}
 .board-controls .board-controls-right{grid-column:3}
 .board-controls button,.board-controls .board-nav button,.board-controls .board-controls-left button,.board-controls .board-controls-right button{box-sizing:border-box;width:clamp(25px,7.8vw,34px);min-width:0;height:clamp(29px,8.5vw,36px);padding:0;display:inline-flex;align-items:center;justify-content:center;font-size:clamp(11px,3vw,14px)}
 .board-controls .board-nav #counter{min-width:0;width:auto;flex:0 0 auto;font-size:clamp(9px,2.5vw,12px);white-space:nowrap;padding:0 2px}

}
@media(max-width:365px){
 .board-controls{gap:2px}
 .board-controls button,.board-controls .board-nav button,.board-controls .board-controls-left button,.board-controls .board-controls-right button{width:clamp(23px,7.5vw,28px);height:30px}
}

/* Biblioteca de análisis · panel añadido sin cambiar el tablero */
.analysis-library{max-width:1080px;margin:16px auto 28px;padding:16px}.analysis-library h2{margin:0 0 8px}.analysis-library p{font-size:13px;opacity:.75}.analysis-library-item{display:flex;gap:12px;justify-content:space-between;align-items:center;border-top:1px solid #ffffff24;padding:10px 0}.analysis-library-item small{display:block;opacity:.7;margin-top:4px}.analysis-library-actions{display:flex;gap:6px;flex-wrap:wrap}.analysis-library-actions button{cursor:pointer}.analysis-library-item strong{overflow-wrap:anywhere}@media(max-width:600px){.analysis-library-item{align-items:flex-start;flex-direction:column}}