:root{--bg: #0b0c0f;--panel: rgba(22, 24, 29, .88);--panel-solid: #16181d;--line: rgba(255, 255, 255, .09);--text: #e8eaed;--text-dim: #9aa0aa;--accent: #ffb454;--accent-ink: #1a1200;--danger: #ff5d5d;--ok: #46d18a;--font-display: "Chakra Petch", sans-serif;--font-body: "IBM Plex Sans", system-ui, sans-serif;--font-mono: "IBM Plex Mono", monospace;--font-arabic: "Cairo", "IBM Plex Sans Arabic", system-ui, sans-serif;--sat: env(safe-area-inset-top, 0px);--sab: env(safe-area-inset-bottom, 0px);--sal: env(safe-area-inset-left, 0px);--sar: env(safe-area-inset-right, 0px)}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;overflow:hidden;background:var(--bg);color:var(--text);font-family:var(--font-body);-webkit-font-smoothing:antialiased;overscroll-behavior:none}.app{position:fixed;top:0;right:0;bottom:0;left:0}.canvas-layer{position:absolute;top:0;right:0;bottom:0;left:0;touch-action:none}.overlay-layer{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;display:flex;flex-direction:column;justify-content:space-between;z-index:2}.overlay-layer>*{pointer-events:none}.overlay-layer button,.overlay-layer .panel{pointer-events:auto}.topbar{display:flex;align-items:center;gap:10px;padding:calc(10px + var(--sat)) calc(14px + var(--sar)) 10px calc(14px + var(--sal))}.brand{font-family:var(--font-display);font-weight:700;font-size:17px;letter-spacing:.14em;color:var(--text);-webkit-user-select:none;user-select:none}.brand em{color:var(--accent);font-style:normal}.spacer{flex:1}.counter{pointer-events:auto;display:flex;gap:10px;align-items:baseline;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:6px 12px;font-family:var(--font-mono);font-size:12px;color:var(--text-dim);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.counter b{color:var(--text);font-weight:500}.counter .c-user b{color:var(--accent)}.counter .c-solver b{color:var(--ok)}.badge-solved{font-family:var(--font-display);font-size:11px;letter-spacing:.12em;color:var(--ok);border:1px solid currentColor;border-radius:8px;padding:4px 8px}button{font-family:var(--font-display);font-weight:600;border:1px solid var(--line);border-radius:12px;background:var(--panel);color:var(--text);padding:10px 14px;font-size:13px;letter-spacing:.05em;cursor:pointer;touch-action:manipulation;transition:background .15s,border-color .15s,transform .06s;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}button:active{transform:scale(.96)}button:disabled{opacity:.45;cursor:default}button.primary{background:var(--accent);color:var(--accent-ink);border-color:transparent}button.ghost{background:transparent}button.small{padding:7px 10px;font-size:12px;border-radius:9px}.dock{display:flex;flex-direction:column;gap:8px;padding:0 calc(12px + var(--sar)) calc(10px + var(--sab)) calc(12px + var(--sal))}.dock-actions{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}.panel{background:var(--panel);border:1px solid var(--line);border-radius:16px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.controls-panel{padding:10px}.face-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:6px;max-width:560px;margin:0 auto}.face-cell{display:flex;flex-direction:column;gap:5px;align-items:center}.face-label{font-family:var(--font-display);font-size:11px;letter-spacing:.1em;color:var(--text-dim);display:flex;align-items:center;gap:5px}.face-label .swatch{width:9px;height:9px;border-radius:3px;display:inline-block}.face-cell .pair{display:flex;gap:5px;width:100%}.face-cell button{flex:1;min-height:46px;font-size:15px;padding:8px 0;font-family:var(--font-mono)}.solution-panel{padding:12px;max-width:560px;margin:0 auto;width:100%}.solution-title{font-family:var(--font-display);font-size:12px;letter-spacing:.12em;color:var(--text-dim);margin-bottom:8px;display:flex;align-items:center;gap:8px}.solution-title .len{color:var(--accent)}.solution-moves{display:flex;gap:6px;overflow-x:auto;padding-bottom:6px;scrollbar-width:thin;-webkit-overflow-scrolling:touch}.solution-moves .mv{font-family:var(--font-mono);font-size:14px;flex-shrink:0;min-width:38px;text-align:center;padding:7px 6px;border-radius:8px;border:1px solid var(--line);color:var(--text-dim);background:#ffffff08}.solution-moves .mv.done{opacity:.38}.solution-moves .mv.current{color:var(--accent-ink);background:var(--accent);border-color:transparent;font-weight:600}.player-controls{display:flex;gap:6px;margin-top:8px;justify-content:center}.player-controls button{flex:1;max-width:92px}.modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10;background:var(--bg);display:flex;flex-direction:column;padding:calc(12px + var(--sat)) calc(14px + var(--sar)) calc(12px + var(--sab)) calc(14px + var(--sal));overflow-y:auto}.modal-head{display:flex;align-items:center;gap:10px;margin-bottom:12px}.modal-head h2{font-family:var(--font-display);font-size:15px;letter-spacing:.1em;flex:1}.privacy-note{font-size:12px;color:var(--text-dim);text-align:center;margin:10px 0}.privacy-note strong{color:var(--ok)}.scan-progress{display:flex;gap:6px;justify-content:center;margin:10px 0}.scan-progress .dot{width:34px;height:34px;border-radius:9px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:12px;color:var(--text-dim)}.scan-progress .dot.done{border-color:var(--ok);color:var(--ok)}.scan-progress .dot.current{border-color:var(--accent);color:var(--accent)}.scan-faces{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:10px 0}.scan-face{display:flex;flex-direction:column;align-items:center;gap:3px;padding:4px;border-radius:10px;border:1px dashed var(--line);background:none;min-height:0;font-size:10px;color:var(--text-dim)}.scan-face.done{border-style:solid;border-color:var(--ok)}.scan-face.fresh{border-color:var(--accent)}.scan-face .mini{display:grid;grid-template-columns:repeat(3,9px);gap:1px}.scan-face .mini span{width:9px;height:9px;border-radius:2px}.scan-face .swatch{width:29px;height:29px;border-radius:6px;opacity:.35}.scan-toast{text-align:center;font-size:13px;color:var(--ok);min-height:18px;margin:4px 0}.scan-mode{display:flex;gap:6px;justify-content:center;margin:4px 0}.scan-mode button{min-width:0;padding:6px 12px;font-size:12px}.scan-mode button.active{border-color:var(--accent);color:var(--accent)}.auto-status{position:absolute;left:50%;bottom:10px;transform:translate(-50%);z-index:1;background:#0009;color:#fff;border-radius:999px;padding:6px 14px;font-size:13px;white-space:nowrap;display:flex;align-items:center;gap:8px}.auto-status.already{color:var(--accent)}.auto-status.capture{color:var(--ok)}.auto-bar{width:60px;height:5px;border-radius:3px;background:#ffffff40;overflow:hidden}.auto-bar span{display:block;height:100%;background:var(--ok);transition:width .1s linear}.grid-overlay.steadying div{border-color:var(--ok)}.grid-overlay.capture div{border-color:var(--ok);background:#46d18a40}.grid-overlay.already div{border-color:var(--accent)}.video-wrap{position:relative;margin:0 auto;width:min(100%,420px);aspect-ratio:3 / 4;border-radius:16px;overflow:hidden;background:#000;border:1px solid var(--line)}.video-wrap video{width:100%;height:100%;object-fit:cover}.grid-overlay{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:70%;aspect-ratio:1;pointer-events:none;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);gap:2px}.grid-overlay div{border:2px solid rgba(255,255,255,.75);border-radius:8px}.grid-overlay div.center{border-color:var(--accent)}.scan-instruction{text-align:center;font-size:14px;color:var(--text);margin:12px auto;max-width:420px;line-height:1.5}.scan-instruction .face-name{color:var(--accent);font-weight:600}.scan-error{background:#ff5d5d1a;border:1px solid rgba(255,93,93,.4);color:var(--danger);border-radius:12px;padding:12px 14px;font-size:13px;margin:10px auto;max-width:420px;line-height:1.5}.scan-ok{background:#46d18a14;border:1px solid rgba(70,209,138,.35);color:var(--ok);border-radius:12px;padding:12px 14px;font-size:13px;margin:10px auto;max-width:420px}.modal-actions{display:flex;gap:8px;justify-content:center;margin-top:12px;flex-wrap:wrap}.modal-actions button{min-width:120px}.facelet-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;width:132px;aspect-ratio:1}.facelet-grid button{border-radius:7px;border:1px solid rgba(0,0,0,.5);padding:0;min-height:0;width:100%;height:100%}.facelet-grid button.center-cell{cursor:default}.facelet-grid button.mark-corrected{outline:3px solid var(--accent);outline-offset:1px}.facelet-grid button.mark-uncertain{outline:2px dashed var(--text-dim);outline-offset:1px}.facelet-grid button.selected{outline:2px solid #fff;outline-offset:1px}.net-grid{display:grid;gap:10px;justify-content:center;margin:12px auto;grid-template-areas:".  up  .  ." "lf ft  rt bk" ".  dn  .  ."}.net-cell{display:flex;flex-direction:column;gap:4px;align-items:center}.net-cell .lbl{font-family:var(--font-display);font-size:10px;color:var(--text-dim);letter-spacing:.1em}.palette{display:flex;gap:8px;justify-content:center;margin:12px 0;flex-wrap:wrap}.palette button{width:42px;height:42px;border-radius:10px;padding:0;border:2px solid transparent}.palette button.active{border-color:#fff;transform:scale(1.08)}@media (max-width: 480px){.net-grid{grid-template-areas:".  up" "lf ft" "rt bk" ".  dn";grid-template-columns:repeat(2,auto)}.face-grid{grid-template-columns:repeat(3,1fr)}}.hint{font-size:12px;color:var(--text-dim);text-align:center;margin-top:6px}.solve-hud{display:flex;flex-direction:column;align-items:center;gap:8px;padding:calc(14px + var(--sat)) 14px 0;position:relative}.solve-chip{display:flex;align-items:center;gap:14px;padding:10px 22px;border-radius:999px}.solve-time{font-family:var(--font-mono);font-size:26px;font-weight:500;color:var(--text);font-variant-numeric:tabular-nums;min-width:88px;text-align:center}.solve-sep{width:1px;height:22px;background:var(--line)}.solve-moves{font-family:var(--font-mono);font-size:18px;color:var(--accent);font-variant-numeric:tabular-nums}.solve-moves em{font-style:normal;font-size:11px;color:var(--text-dim);letter-spacing:.08em}.solve-hint{font-size:12.5px;color:var(--text-dim);text-align:center;min-height:18px;max-width:320px;line-height:1.45;animation:hud-fade .4s ease}.solve-exit{position:absolute;right:calc(14px + var(--sar));top:calc(14px + var(--sat))}.solve-done-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:5;pointer-events:auto;display:flex;align-items:center;justify-content:center;background:#0b0c0f8c;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);animation:hud-fade .35s ease}.solve-done{padding:28px 34px;text-align:center;min-width:260px;animation:pop-in .35s cubic-bezier(.2,1.4,.4,1)}.solve-done-label{font-family:var(--font-display);font-size:13px;letter-spacing:.35em;color:var(--ok);margin-bottom:10px}.solve-done-time{font-family:var(--font-mono);font-size:44px;font-weight:500;font-variant-numeric:tabular-nums}.solve-done-moves{font-family:var(--font-mono);font-size:14px;color:var(--text-dim);margin:6px 0 16px}@keyframes hud-fade{0%{opacity:0}to{opacity:1}}@keyframes pop-in{0%{transform:scale(.86);opacity:0}to{transform:scale(1);opacity:1}}.lang-switcher{display:flex;background:var(--panel);border:1px solid var(--line);border-radius:9px;padding:2px;pointer-events:auto;align-items:center}.lang-switcher button{border:none;background:transparent;padding:4px 8px;font-size:11px;border-radius:7px;font-family:var(--font-body);font-weight:500;-webkit-backdrop-filter:none;backdrop-filter:none;cursor:pointer;height:auto;min-height:0;line-height:1;transform:none!important}.lang-switcher button.active{background:var(--accent);color:var(--accent-ink);font-weight:600}[dir=rtl],[dir=rtl] button,[dir=rtl] .brand,[dir=rtl] .modal-head h2{font-family:var(--font-arabic)}[dir=rtl] .solve-exit{right:auto;left:calc(14px + var(--sal))}.net-grid,.solution-moves,.controls-panel,.facelet-grid{direction:ltr!important}