/* jam1e chess — board app layout */
.app{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:28px;align-items:start;padding-block:22px 40px}
@media (max-width:1020px){.app{grid-template-columns:1fr;gap:18px;padding-block:12px 32px}}
.board-col{position:sticky;top:calc(env(safe-area-inset-top,0px) + 72px);display:grid;gap:12px;justify-items:center}
@media (max-width:1020px){.board-col{position:static}}
.board-row{display:flex;gap:10px;width:100%;max-width:min(100%,calc(100vh - 190px + 26px));align-items:stretch}
@media (max-width:1020px){.board-row{max-width:620px}}
.board-wrap{flex:1;min-width:0}
.board-wrap .cb{box-shadow:var(--shadow-lg);border-radius:12px}
.evalbar{width:16px;flex:none;border-radius:8px;background:#2a2a2e;position:relative;overflow:hidden;box-shadow:inset 0 0 0 1px var(--line)}
.evalbar .fill{position:absolute;left:0;right:0;bottom:0;height:50%;background:#f4f4f6;transition:height .5s cubic-bezier(.2,.7,.2,1)}
.evalbar .lab{position:absolute;left:50%;transform:translateX(-50%) rotate(180deg);writing-mode:vertical-rl;font:700 10px/1 var(--text);letter-spacing:.02em;color:#2a2a2e;bottom:6px;font-variant-numeric:tabular-nums}
.evalbar.black-better .lab{bottom:auto;top:6px;color:#f4f4f6}
.evalbar.flipped .fill{bottom:auto;top:0}
.evalbar.flipped .lab{bottom:auto;top:6px}.evalbar.flipped.black-better .lab{top:auto;bottom:6px}
.board-tools{display:flex;align-items:center;gap:4px;flex-wrap:wrap;justify-content:center;width:100%;max-width:620px}
.board-tools .sep{width:1px;height:22px;background:var(--line);margin:0 4px}
.status-line{font-size:14px;color:var(--mute);text-align:center;min-height:21px}

.editor{width:100%;display:grid;gap:14px;padding:16px;border-radius:var(--r)}
.palette{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.palette button{aspect-ratio:1;border:1px solid var(--line2);border-radius:10px;background:var(--bg2) center/82% no-repeat;cursor:pointer;transition:background-color .15s,border-color .15s}
.palette button[aria-pressed="true"]{border-color:var(--accent);background-color:var(--accent-soft);box-shadow:0 0 0 2px var(--accent)}
.palette .tool{display:grid;place-items:center;color:var(--ink2);font-size:12px;font-weight:600}.palette .tool svg{width:22px;height:22px}
.ed-row{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center}
.ed-row .lbl{font-size:13px;font-weight:600;color:var(--mute);min-width:84px}

.panel{display:grid;gap:14px;min-width:0}
.tabs{display:grid;grid-template-columns:repeat(4,1fr);background:var(--bg2);border-radius:14px;padding:4px;gap:2px;position:sticky;top:calc(env(safe-area-inset-top,0px) + 64px);z-index:5}
@media (max-width:1020px){.tabs{position:static}}
.tabs button{border:0;background:transparent;font:600 14px var(--text);color:var(--ink2);height:38px;border-radius:10px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:6px}
.tabs button svg{width:17px;height:17px}
.tabs button[aria-selected="true"]{background:var(--card);color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.12)}
.pcard{background:var(--card);border:1px solid var(--line2);border-radius:var(--r);padding:18px;box-shadow:var(--shadow);min-width:0}
.pcard h3{font-size:15px;font-family:var(--text);letter-spacing:0;font-weight:600;display:flex;align-items:center;gap:8px;margin-bottom:12px}
.pcard h3 .chip{margin-left:auto;font-weight:600}
.pcard .sub{font-size:14px;color:var(--mute)}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row.between{justify-content:space-between}
.stack{display:grid;gap:12px}

.best{display:grid;gap:14px}
.best-top{display:flex;align-items:flex-end;justify-content:space-between;gap:12px}
.best-move{font-family:var(--display);font-size:54px;font-weight:700;letter-spacing:-.035em;line-height:1;min-height:54px;font-variant-numeric:tabular-nums}
.best-move small{display:block;font-family:var(--text);font-size:13px;letter-spacing:0;font-weight:500;color:var(--mute);margin-top:8px}
.best-eval{text-align:right}
.best-eval .v{font-family:var(--display);font-size:28px;font-weight:600;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.best-eval .d{font-size:12px;color:var(--mute);font-variant-numeric:tabular-nums}
.meter{height:4px;border-radius:4px;background:var(--bg2);overflow:hidden}.meter i{display:block;height:100%;width:0;background:var(--accent);transition:width .3s}
.lines{display:grid;gap:6px}
.line{display:grid;grid-template-columns:62px minmax(0,1fr);gap:10px;align-items:baseline;padding:9px 10px;border-radius:10px;cursor:pointer;transition:background .15s}
.line:hover{background:var(--bg2)}
.line .ev{font:700 13px var(--text);text-align:center;border-radius:7px;padding:4px 0;font-variant-numeric:tabular-nums}
.ev.w{background:#f1f1f4;color:#1d1d1f;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08)}.ev.b{background:#26262b;color:#f5f5f7}
.line .pv{font-size:14px;color:var(--ink2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.line .pv b{color:var(--ink);font-weight:650}
.src{font-size:12px;color:var(--mute);display:flex;gap:8px;align-items:center}
.dotlive{width:7px;height:7px;border-radius:50%;background:var(--good);box-shadow:0 0 0 0 rgba(22,163,74,.6);animation:pulse 1.6s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 7px rgba(22,163,74,0)}100%{box-shadow:0 0 0 0 rgba(22,163,74,0)}}

.moves{display:grid;grid-template-columns:38px 1fr 1fr;gap:2px 4px;max-height:280px;overflow:auto;font-size:14px;font-variant-numeric:tabular-nums;scroll-behavior:smooth}
.moves .n{color:var(--mute);padding:5px 0;text-align:right;padding-right:6px}
.moves button{border:0;background:transparent;text-align:left;font:500 14px var(--text);color:var(--ink);padding:5px 8px;border-radius:7px;cursor:pointer;display:flex;align-items:center;gap:6px;min-width:0}
.moves button:hover{background:var(--bg2)}
.moves button.cur{background:var(--accent);color:#fff}
.moves .var{grid-column:1/-1;font-size:13px;color:var(--mute);padding:6px 10px;border-left:2px solid var(--accent);margin:4px 0 4px 38px;display:flex;flex-wrap:wrap;gap:2px}
.moves .var button{padding:2px 6px;font-size:13px;color:var(--ink2)}
.moves .empty{grid-column:1/-1;color:var(--mute);font-size:14px;padding:6px 0}
.nav-btns{display:flex;gap:2px;justify-content:center;margin-top:10px}
.tag{display:inline-grid;place-items:center;min-width:20px;height:18px;padding:0 4px;border-radius:5px;font:800 11px var(--text);color:#fff}
.tag.blunder{background:var(--bad)}.tag.mistake{background:var(--mist)}.tag.inacc{background:var(--warn)}.tag.best{background:var(--good)}.tag.book{background:#8b7355}.tag.great{background:var(--great)}

.book{display:grid;gap:4px}
.book button{display:grid;grid-template-columns:64px 1fr auto;gap:10px;align-items:center;border:0;background:transparent;text-align:left;padding:8px 10px;border-radius:10px;cursor:pointer;color:var(--ink);font:14px var(--text)}
.book button:hover{background:var(--bg2)}.book b{font-weight:650}.book .nm{color:var(--ink2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.book .ct{font-size:12px;color:var(--mute)}
.opening-name{font-family:var(--display);font-size:21px;font-weight:650;letter-spacing:-.015em}
.eco{font:600 12px var(--mono);color:var(--accent)}

details.more summary{cursor:pointer;font-weight:600;font-size:15px;list-style:none;display:flex;align-items:center;gap:8px}
details.more summary::-webkit-details-marker{display:none}
details.more summary::after{content:"";margin-left:auto;width:8px;height:8px;border-right:2px solid var(--mute);border-bottom:2px solid var(--mute);transform:rotate(45deg);transition:transform .2s}
details.more[open] summary::after{transform:rotate(-135deg)}
details.more[open] summary{margin-bottom:12px}

.level{display:grid;gap:8px}
.level input[type=range]{width:100%;accent-color:var(--accent)}
.level .lv{display:flex;justify-content:space-between;font-size:14px}.level .lv b{font-family:var(--display);font-size:20px}
.result-banner{font-family:var(--display);font-size:26px;font-weight:700;letter-spacing:-.02em}

.acc{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.acc>div{background:var(--bg2);border-radius:14px;padding:14px}
.acc .who{font-size:13px;color:var(--mute);display:flex;align-items:center;gap:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.acc .who i{width:10px;height:10px;border-radius:50%;flex:none;box-shadow:inset 0 0 0 1px rgba(0,0,0,.25)}
.acc .pct{font-family:var(--display);font-size:34px;font-weight:700;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.acc .counts{display:flex;gap:10px;font-size:12px;color:var(--ink2);flex-wrap:wrap;margin-top:4px}
.graph{width:100%;height:120px;display:block;border-radius:10px;background:var(--bg2);cursor:pointer}
.progress{height:6px;border-radius:6px;background:var(--bg2);overflow:hidden}.progress i{display:block;height:100%;width:0;background:var(--accent);transition:width .2s}
.games{display:grid;gap:4px;max-height:300px;overflow:auto}
.games button{display:grid;grid-template-columns:1fr auto;gap:2px 10px;border:0;background:transparent;text-align:left;padding:9px 10px;border-radius:10px;cursor:pointer;color:var(--ink);font:14px var(--text)}
.games button:hover{background:var(--bg2)}.games .meta{font-size:12px;color:var(--mute)}.games .res{font-weight:700;font-variant-numeric:tabular-nums}

.drop{border:1.5px dashed var(--line);border-radius:16px;padding:28px 18px;text-align:center;display:grid;gap:10px;justify-items:center;transition:border-color .15s,background .15s;cursor:pointer}
.drop.on,.drop:hover{border-color:var(--accent);background:var(--accent-soft)}
.drop svg{width:34px;height:34px;color:var(--accent)}
.scan-prev{position:relative;border-radius:12px;overflow:hidden;background:var(--bg2)}
.scan-prev canvas{display:block;width:100%;height:auto}
.scan-box{position:absolute;border:2.5px solid var(--accent);border-radius:4px;box-shadow:0 0 0 9999px rgba(0,0,0,.35)}
.note{font-size:13px;color:var(--mute);line-height:1.5}
.err{color:var(--bad);font-size:14px}
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translateX(-50%) translateY(20px);background:var(--ink);color:var(--bg);padding:11px 18px;border-radius:999px;font-size:14px;font-weight:600;opacity:0;transition:.25s;z-index:100;pointer-events:none}
.toast.on{opacity:1;transform:translateX(-50%)}
.menu-pop{position:absolute;z-index:30;background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-lg);padding:6px;display:grid;min-width:180px}
.menu-pop button{border:0;background:transparent;text-align:left;padding:9px 12px;border-radius:9px;font:14px var(--text);color:var(--ink);cursor:pointer;display:flex;gap:10px;align-items:center}
.menu-pop button:hover{background:var(--bg2)}
.menu-pop .sw{width:18px;height:18px;border-radius:5px;flex:none;background:linear-gradient(135deg,var(--l) 50%,var(--d) 50%)}
.panel>.tabs{order:-2}.panel>[data-pane="scan"]{order:-1}