/* Review panel: graph, graded move card, key moments. One scroll surface for
   the desktop dock and the phone sheet. */
#graph-panel{--rv-blunder:#d9483b;--rv-mistake:#e98a2e;--rv-inaccuracy:#d9aa1e;--rv-best:#2f9a6c;--rv-good:#5b8f7b;--rv-neutral:var(--muted);--rv-white:#fdfcf7;--rv-black:#2a2f35}
:root:not([data-theme=light]) #graph-panel{--rv-white:#d9d3c1;--rv-black:#0b0e11}
#graph-panel>.stat-body#review-root{padding:0!important;margin:0;min-height:0;display:block}
#graph-panel .review-scroll{display:flex;flex-direction:column;gap:10px;padding:2px 2px 8px}
#graph-panel [hidden]{display:none!important}
#graph-panel :is(.tone-blunder){--tone:var(--rv-blunder)}#graph-panel :is(.tone-mistake){--tone:var(--rv-mistake)}#graph-panel :is(.tone-inaccuracy){--tone:var(--rv-inaccuracy)}
#graph-panel :is(.tone-best){--tone:var(--rv-best)}#graph-panel :is(.tone-good){--tone:var(--rv-good)}#graph-panel :is(.tone-neutral){--tone:var(--rv-neutral)}

/* Players */
#graph-panel .review-players{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
#graph-panel .review-player{display:grid;grid-template-columns:minmax(0,1fr);grid-template-areas:"name" "acc" "counts";align-items:end;gap:3px;min-height:0;height:auto;padding:8px 9px;text-align:left;border:1px solid var(--line);border-radius:10px;background:var(--panel);color:var(--ink);font:inherit;cursor:pointer;white-space:normal}
#graph-panel .review-player:hover{border-color:color-mix(in srgb,var(--ink) 35%,var(--line))}
#graph-panel .review-player[aria-pressed=true]{border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}
#graph-panel .review-player-name{grid-area:name;display:flex;align-items:center;gap:6px;min-width:0;font-size:12.5px;color:var(--muted)}
#graph-panel .review-player-name>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#graph-panel .review-player .player-dot{width:10px;height:10px;flex:none}
#graph-panel .review-accuracy{grid-area:acc;display:flex;align-items:baseline;gap:4px;min-width:0}
#graph-panel .review-accuracy strong{font-size:22px;line-height:1;font-weight:650;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
#graph-panel .review-accuracy small{font-size:11px;color:var(--muted)}
#graph-panel .review-accuracy[hidden]{display:none}
#graph-panel .review-approx{font-weight:400;color:var(--muted);margin-right:1px}
#graph-panel .review-accuracy-note{margin:-2px 2px 0;font-size:11px;line-height:1.35;color:var(--muted)}
#graph-panel .review-accuracy-note[hidden]{display:none}
#graph-panel .review-counts{grid-area:counts;display:flex;gap:5px}
#graph-panel .review-count{display:inline-flex;align-items:center;gap:3px;font-size:12px;font-variant-numeric:tabular-nums;color:var(--ink)}
#graph-panel .review-count i{width:8px;height:8px;border-radius:50%;background:var(--tone)}
#graph-panel .review-count b{font-weight:600}

/* Graph */
#graph-panel .review-chart{position:relative;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:color-mix(in srgb,var(--bg) 85%,var(--muted))}
#graph-panel .review-graph{display:block;width:100%;height:auto;aspect-ratio:300/96;cursor:crosshair;touch-action:pan-y;outline:none}
#graph-panel .review-graph:focus-visible{box-shadow:inset 0 0 0 2px var(--accent)}
#graph-panel .review-graph-surface{fill:transparent}
#graph-panel .review-area-white path{fill:var(--rv-white);stroke:none}
#graph-panel .review-area-black path{fill:var(--rv-black);stroke:none}
#graph-panel .review-axis{stroke:color-mix(in srgb,var(--muted) 70%,transparent);stroke-width:.8;stroke-dasharray:3 3}
#graph-panel .review-curve polyline{fill:none;stroke:color-mix(in srgb,var(--ink) 75%,var(--accent));stroke-width:1.4;stroke-linejoin:round;vector-effect:non-scaling-stroke}
#graph-panel .review-mark{fill:var(--tone);stroke:var(--panel);stroke-width:1.2}
#graph-panel .review-hover{stroke:var(--muted);stroke-width:1;stroke-dasharray:2 2;vector-effect:non-scaling-stroke}
#graph-panel .review-cursor line{stroke:var(--selected);stroke-width:1.4;vector-effect:non-scaling-stroke}
#graph-panel .review-cursor circle{fill:var(--panel);stroke:var(--selected);stroke-width:1.6}
#graph-panel .review-reading{padding:5px 9px 6px;font-size:12.5px;color:var(--muted);border-top:1px solid var(--line);background:var(--panel)}

/* Progress */
#graph-panel .review-progress{display:grid;gap:8px;font-size:12px;color:var(--muted)}
#graph-panel .review-retry-all{justify-self:start;min-height:38px;font:inherit}
#graph-panel .review-progress-bar{flex:1;height:4px;border-radius:2px;background:color-mix(in srgb,var(--muted) 25%,transparent);overflow:hidden}
#graph-panel .review-progress-bar span{display:block;height:100%;width:0;background:var(--accent);transition:width .25s ease}

/* Move card */
#graph-panel .review-card{display:flex;flex-direction:column;gap:7px;padding:10px 11px;border:1px solid var(--line);border-left:4px solid var(--tone,var(--line));border-radius:10px;background:var(--panel)}
#graph-panel .review-card-head{display:flex;align-items:center;justify-content:space-between;gap:8px}
#graph-panel .review-move-number{font-size:12.5px;color:var(--muted)}
#graph-panel .review-badge{display:inline-flex;align-items:center;min-height:20px;padding:1px 8px;border-radius:999px;font-size:11.5px;font-weight:650;letter-spacing:.01em;color:#fff;background:var(--tone,var(--muted));white-space:nowrap}
#graph-panel .review-badge:not([class*=tone-]){background:color-mix(in srgb,var(--muted) 22%,transparent);color:var(--muted)}
#graph-panel .review-card-title{margin:0;font-size:15px;line-height:1.3;font-weight:650;color:var(--ink)}
#graph-panel .review-summary{margin:0;font-size:13.5px;line-height:1.45;color:var(--ink)}
#graph-panel .review-details{margin:0;padding:0 0 0 16px;display:flex;flex-direction:column;gap:4px;font-size:13px;line-height:1.45;color:var(--muted)}
#graph-panel .review-move-chip{display:inline-flex;align-items:center;gap:4px;padding:2px 7px 2px 4px;border:1px solid var(--line);border-radius:7px;background:color-mix(in srgb,var(--bg) 35%,var(--panel));font:600 12.5px/1.3 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--ink);white-space:nowrap}
#graph-panel .review-played{align-self:flex-start;font-size:13.5px}
#graph-panel .review-chip-bug{display:inline-grid;place-items:center;width:17px;height:17px}
#graph-panel .review-chip-bug svg{width:15px;height:15px}
#graph-panel .review-better{display:flex;flex-direction:column;gap:7px;margin-top:2px;padding-top:9px;border-top:1px dashed var(--line)}
#graph-panel .review-better-label{font-size:11.5px;font-weight:650;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
#graph-panel .review-line{display:flex;flex-wrap:wrap;align-items:center;gap:5px}
#graph-panel .review-arrow{color:var(--muted);font-size:12px}
#graph-panel .review-actions{display:flex;flex-wrap:wrap;gap:6px}
#graph-panel .review-actions button,#graph-panel .review-retry{display:inline-flex;align-items:center;gap:6px;min-height:34px;height:auto;padding:5px 11px;border-radius:8px;font:inherit;font-size:13px;white-space:nowrap}
#graph-panel .review-actions svg,#graph-panel .review-nav svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}
#graph-panel .review-show[aria-pressed=true]{background:var(--ink);color:var(--panel);border-color:var(--ink)}
#graph-panel .review-practise.primary{flex:1 1 auto;justify-content:center}
#graph-panel .review-card-start{border-left-color:var(--line)}

/* Navigation */
#graph-panel .review-nav{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.3fr;gap:6px}
#graph-panel .review-nav button{display:inline-flex;align-items:center;justify-content:center;gap:4px;min-height:36px;height:36px;padding:0 6px;border-radius:8px;font-size:12.5px}
#graph-panel .review-nav button:disabled{opacity:.4}

/* Key moments */
#graph-panel .review-moments header{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:4px}
#graph-panel .review-moments h3{margin:0;font-size:13px;font-weight:650;color:var(--ink)}
#graph-panel .review-filter{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
#graph-panel .review-filter button{min-height:26px;height:26px;padding:0 8px;border:0;border-radius:0;font-size:11.5px;background:transparent;color:var(--muted)}
#graph-panel .review-filter button+button{border-left:1px solid var(--line)}
#graph-panel .review-filter button[aria-pressed=true]{background:var(--ink);color:var(--panel)}
#graph-panel .review-moments ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
#graph-panel .review-moment{display:grid;grid-template-columns:24px 10px minmax(0,1fr);align-items:center;gap:7px;width:100%;min-height:42px;height:auto;padding:5px 8px;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--ink);text-align:left;font:inherit;white-space:normal}
#graph-panel .review-moment:hover{background:color-mix(in srgb,var(--ink) 5%,transparent)}
#graph-panel .review-moment[aria-current=true]{border-color:var(--tone);background:color-mix(in srgb,var(--tone) 9%,var(--panel))}
#graph-panel .review-moment-number{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;text-align:right}
#graph-panel .review-moment .player-dot{width:9px;height:9px}
#graph-panel .review-moment-text{display:flex;flex-direction:column;min-width:0}
#graph-panel .review-moment-text strong{font-size:13px;font-weight:600;line-height:1.3}
#graph-panel .review-moment-text small{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:12px;line-height:1.3;color:var(--muted)}
#graph-panel .review-moment-grade{font-weight:650;color:var(--tone)}
#graph-panel .review-moment-text code{font:12px/1.3 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--muted)}
#graph-panel .review-moments-empty{margin:4px 0 0;font-size:12.5px;color:var(--muted)}
#graph-panel .review-about{font-size:12.5px;color:var(--muted);border-top:1px solid var(--line);padding-top:6px}
#graph-panel .review-about summary{cursor:pointer;font-size:12.5px;color:var(--muted);list-style:revert}
#graph-panel .review-about p{margin:6px 0;line-height:1.5}

/* Desktop dock: give the review room to breathe. */
body[data-screen=desktop] .panel-rail .drawer-content>#graph-panel,body[data-screen=desktop] #graph-panel.game-widget{max-height:calc(100dvh - 150px)!important;height:auto;overflow:auto;scrollbar-width:thin}
body[data-screen=desktop] #graph-panel{width:auto}
/* Phone sheet: graph and move first, the rest scrolls. */
body[data-screen=mobile] #graph-panel .review-scroll{gap:8px}
body[data-screen=mobile] #graph-panel .review-graph{aspect-ratio:300/70}
body[data-screen=mobile] #graph-panel .review-chart{order:1}
body[data-screen=mobile] #graph-panel .review-nav{order:2}
body[data-screen=mobile] #graph-panel .review-card{order:3}
body[data-screen=mobile] #graph-panel .review-progress{order:4}
body[data-screen=mobile] #graph-panel .review-players{order:5}
body[data-screen=mobile] #graph-panel .review-moments{order:6}
body[data-screen=mobile] #graph-panel .review-about{order:7}

/* Practice mode */
#graph-panel .review-panel.practising>.review-scroll>:not(.review-practice){display:none!important}
#graph-panel .review-practice{display:flex;flex-direction:column;gap:8px;padding:10px 11px;border:1px solid var(--line);border-left:4px solid var(--selected);border-radius:10px;background:var(--panel)}
#graph-panel .review-practice-feedback{margin:0;padding:8px 10px;border-radius:8px;font-size:13.5px;line-height:1.45;background:color-mix(in srgb,var(--tone,var(--muted)) 14%,var(--panel));border:1px solid color-mix(in srgb,var(--tone,var(--muted)) 45%,transparent)}

/* What next: play again, a suggested level, play on from a position, puzzles. */
#graph-panel .review-next{display:flex;flex-direction:column;gap:7px;padding-top:8px;border-top:1px solid var(--line)}
#graph-panel .review-next[hidden]{display:none}
#graph-panel .review-next h3{margin:0;font-size:13px;font-weight:650}
#graph-panel .review-next-actions{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:6px}
#graph-panel .review-next-step{display:flex;flex-direction:column;align-items:flex-start;gap:2px;min-height:48px;height:auto;padding:8px 11px;border:1px solid var(--line);border-radius:10px;background:transparent;color:var(--ink);font:inherit;text-align:left;cursor:pointer}
#graph-panel .review-next-step strong{font-size:13.5px;font-weight:650}
#graph-panel .review-next-step span{font-size:12px;line-height:1.35;color:var(--muted)}
#graph-panel .review-next-step:hover{border-color:var(--ink)}
#graph-panel .review-next-step:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
#graph-panel .review-next-step.primary{border-color:var(--ink);background:var(--ink);color:var(--panel)}
#graph-panel .review-next-step.primary span{color:color-mix(in srgb,var(--panel) 78%,transparent)}
body[data-screen=mobile] #graph-panel .review-next{order:6}
body[data-screen=mobile] #graph-panel .review-next-step{min-height:52px}
/* An unsolved puzzle keeps the review closed. */
#graph-panel .review-panel.review-held>.review-scroll{display:none}
#graph-panel .review-held-note{margin:4px 0;font-size:13.5px;line-height:1.45;color:var(--muted)}

/* Practice deck (practice-deck.mjs): save a moment; the deck's schedule after a try. */
#graph-panel .review-save[aria-pressed=true]{border-color:color-mix(in srgb,#2f8a5d 55%,var(--line));color:#2f8a5d}
#graph-panel .review-deck-note{margin:8px 0 0;padding:8px 10px;border-radius:8px;background:color-mix(in srgb,var(--line) 22%,transparent);color:var(--ink);font-size:13.5px;line-height:1.4}

/* A practice attempt needs room to choose a piece. Reset/Try again handles its
   short line; the game replay transport returns when practice ends. */
body[data-screen=mobile].practice-active .footer-transport{display:none!important}
body[data-screen=mobile].practice-active:not([data-landscape=true]):not([data-sheet=full])[data-mobile-panel=edge]{--sheet-height:clamp(184px,36dvh,340px)}
body[data-screen=mobile].practice-active #graph-panel .review-practice{gap:6px;padding:8px 10px}
body[data-screen=mobile].practice-active #graph-panel .review-actions button{min-height:44px}
#graph-panel .review-practice-intro{margin:0;font-size:13px;line-height:1.4;color:var(--muted)}
body[data-screen=mobile].practice-active:not([data-landscape=true]) #experiment-bar>span{display:none}