:root{--bg: #faf7f2;--surface: #ffffff;--text: #1f2933;--muted: #6b7280;--line: #e2dccf;--tile-border: #d6d0c4;--tile-filled: #8a8172;--key: #e6e0d4;--key-text: #1f2933;--correct: #0f9d8a;--present: #df9f1f;--absent: #7a7f87;--key-absent: #7a7f87;--key-absent-text: #ffffff;--on-color: #ffffff;--toast-bg: #1f2933;--toast-text: #faf7f2;--accent: #0f9d8a;--shadow: 0 10px 40px rgba(31, 41, 51, .18);color-scheme:light}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #14181d;--surface: #1d2229;--text: #ece7dd;--muted: #9aa1ab;--line: #2b313a;--tile-border: #3a4049;--tile-filled: #6b7280;--key: #59616d;--key-text: #ece7dd;--key-absent: #24282e;--key-absent-text: #7d848e;--correct: #14a895;--present: #d29a22;--absent: #3b4048;--toast-bg: #ece7dd;--toast-text: #14181d;--accent: #14a895;--shadow: 0 10px 40px rgba(0, 0, 0, .5);color-scheme:dark}}:root[data-theme=dark]{--bg: #14181d;--surface: #1d2229;--text: #ece7dd;--muted: #9aa1ab;--line: #2b313a;--tile-border: #3a4049;--tile-filled: #6b7280;--key: #59616d;--key-text: #ece7dd;--key-absent: #24282e;--key-absent-text: #7d848e;--correct: #14a895;--present: #d29a22;--absent: #3b4048;--toast-bg: #ece7dd;--toast-text: #14181d;--accent: #14a895;--shadow: 0 10px 40px rgba(0, 0, 0, .5);color-scheme:dark}@font-face{font-family:Vazirmatn;src:url(fonts/vazirmatn-variable.woff2) format("woff2-variations"),url(fonts/vazirmatn-variable.woff2) format("woff2");font-weight:100 900;font-display:swap}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--text);font-family:Vazirmatn,Tahoma,Segoe UI,sans-serif;display:flex;flex-direction:column;height:100dvh;overflow:hidden;-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit}.top{display:flex;align-items:center;justify-content:space-between;padding:8px 16px;border-bottom:1px solid var(--line)}.top h1{margin:0;font-size:1.6rem;font-weight:800;letter-spacing:0}.brand{text-align:center;line-height:1.15}.tagline{margin:2px 0 0;font-size:.72rem;color:var(--muted);font-weight:600}.icon-btn{width:40px;height:40px;border:0;background:none;border-radius:10px;cursor:pointer;display:grid;place-items:center}.icon-btn:hover,.icon-btn:focus-visible{background:var(--key);outline:none}.icon-btn svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}.icon-btn svg .dot{fill:currentColor}.icon-btn[hidden]{display:none}.top-actions{display:flex;gap:2px}#install-btn{color:var(--accent)}.steps{padding-inline-start:22px}.steps li{margin:8px 0}.inline-icon{width:1.2em;height:1.2em;vertical-align:-.25em;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.credits a{color:inherit}.install-row{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:16px;font-size:.9rem;color:var(--muted)}.modes{display:flex;justify-content:center;gap:4px;padding:10px 16px 0}.modes button{border:1px solid var(--line);background:var(--surface);padding:4px 18px;border-radius:999px;cursor:pointer;font-weight:600;font-size:.95rem}.modes button[aria-selected=true]{background:var(--accent);border-color:var(--accent);color:var(--on-color)}.board-wrap{flex:1;min-height:0;position:relative;display:flex;align-items:center;justify-content:center;padding:12px 16px}.board{display:grid;grid-template-rows:repeat(6,1fr);gap:6px;width:min(330px,calc(100vw - 32px),calc((100dvh - 356px) * 5 / 6));min-width:200px;aspect-ratio:5 / 6}.row{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}.tile{display:grid;place-items:center;border:2px solid var(--tile-border);border-radius:6px;font-weight:800;font-size:clamp(1.3rem,6vw,2rem);line-height:1;user-select:none;aspect-ratio:1}.tile.filled{border-color:var(--tile-filled);animation:pop .1s ease-out}.tile.correct,.tile.present,.tile.absent{color:var(--on-color);border-color:transparent}.tile.correct{background:var(--correct)}.tile.present{background:var(--present)}.tile.absent{background:var(--absent)}.tile.flip{animation:flip .5s ease-in-out both}.row.shake{animation:shake .45s}.row.win .tile{animation:bounce .6s ease both}@keyframes pop{50%{transform:scale(1.1)}}@keyframes flip{0%{transform:rotateX(0)}50%{transform:rotateX(90deg)}to{transform:rotateX(0)}}@keyframes shake{10%,90%{transform:translate(-2px)}20%,80%{transform:translate(4px)}30%,50%,70%{transform:translate(-6px)}40%,60%{transform:translate(6px)}}@keyframes bounce{0%,20%{transform:translateY(0)}40%{transform:translateY(-18px)}60%{transform:translateY(4px)}to{transform:translateY(0)}}.toasts{position:absolute;top:8px;left:50%;transform:translate(-50%);z-index:5;display:flex;flex-direction:column;align-items:center;gap:6px;pointer-events:none}.toast{background:var(--toast-bg);color:var(--toast-text);padding:10px 16px;border-radius:8px;font-weight:600;white-space:nowrap;transition:opacity .3s}.toast.hide{opacity:0}.notice{position:absolute;inset:0;margin:auto;height:fit-content;width:min(300px,calc(100% - 32px));background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:18px;text-align:center;z-index:4;line-height:1.9}.notice[hidden]{display:none}.notice p{margin:0;font-weight:600}.notice-actions{display:flex;gap:10px;justify-content:center;margin-top:14px;flex-wrap:wrap}.secondary-btn{background:none;border:1px solid var(--line);border-radius:999px;padding:9px 22px;font-weight:600;cursor:pointer}.keyboard{padding:0 8px calc(10px + env(safe-area-inset-bottom));width:100%;max-width:560px;margin:0 auto;display:flex;flex-direction:column;gap:6px}.kb-row{display:flex;gap:4px;justify-content:center;direction:ltr}.key{flex:1 1 0;min-width:0;height:54px;border:0;border-radius:6px;cursor:pointer;background:var(--key);color:var(--key-text);font-weight:600;font-size:1.15rem;display:grid;place-items:center;padding:0;touch-action:manipulation}.key.wide{flex:1.6 1 0;font-size:.9rem}.key svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:2;stroke-linejoin:round}.key.correct,.key.present{color:var(--on-color)}.key.correct{background:var(--correct)}.key.present{background:var(--present)}.key.absent{background:var(--key-absent);color:var(--key-absent-text)}.key:active{filter:brightness(.9)}.modal{border:0;border-radius:14px;padding:20px 20px 24px;width:min(440px,calc(100vw - 32px));max-height:calc(100dvh - 32px);background:var(--surface);color:var(--text);box-shadow:var(--shadow)}.modal::backdrop{background:#00000073}.modal h2{margin:0 0 12px;font-size:1.25rem;text-align:center}.modal h3{margin:18px 0 6px;font-size:1rem}.modal p,.modal li{line-height:1.8;margin:6px 0}.modal ul{padding-inline-start:20px;margin:6px 0}.modal-close{position:absolute;inset-inline-end:10px;top:8px;margin:0}.modal-close button{border:0;background:none;font-size:1.6rem;cursor:pointer;line-height:1;padding:4px 8px;border-radius:8px}.modal-close button:focus:not(:focus-visible){outline:none}.modal{position:relative}.muted{color:var(--muted);font-size:.9rem}.example{border-block:1px solid var(--line);padding:8px 0;margin:10px 0}.row.mini{width:200px;gap:4px;margin-top:10px}.row.mini .tile{font-size:1.2rem}.answer-reveal{text-align:center;font-size:1.05rem;margin:0 0 14px}.answer-reveal b{font-size:1.5rem;display:block;margin-top:2px}.stat-tabs{display:flex;justify-content:center;gap:4px;margin-bottom:14px}.stat-tabs button{border:1px solid var(--line);background:none;padding:2px 14px;border-radius:999px;cursor:pointer;font-size:.9rem}.stat-tabs button[aria-selected=true]{background:var(--key);font-weight:600}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;text-align:center;margin-bottom:8px}.stat-grid .num{font-size:1.7rem;font-weight:800;line-height:1.2}.stat-grid .lbl{font-size:.78rem;color:var(--muted);line-height:1.4}.extra-stats{display:flex;justify-content:center;gap:16px;font-size:.85rem;color:var(--muted);margin:4px 0 6px}.dist{display:flex;flex-direction:column;gap:4px;margin:8px 0 4px}.dist-row{display:flex;align-items:center;gap:6px;font-size:.9rem}.dist-row .n{width:1em;text-align:center;font-weight:600}.dist-bar{background:var(--absent);color:var(--on-color);min-width:1.8em;padding:1px 6px;border-radius:3px;text-align:left;font-weight:600}.dist-bar.hl{background:var(--correct)}.history{list-style:none;padding:0;margin:6px 0 0;max-height:170px;overflow:auto;font-size:.88rem}.history li{display:flex;justify-content:space-between;gap:8px;padding:4px 2px;border-bottom:1px solid var(--line);margin:0;line-height:1.6}.history .won{color:var(--correct);font-weight:600}.history .lost{color:var(--muted)}.empty{text-align:center;color:var(--muted)}.result-actions{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:18px;flex-wrap:wrap}.countdown{text-align:center}.countdown .lbl{font-size:.8rem;color:var(--muted)}.countdown .time{font-size:1.4rem;font-weight:800;direction:ltr;unicode-bidi:isolate}.primary-btn{background:var(--correct);color:var(--on-color);border:0;border-radius:999px;padding:10px 26px;font-weight:800;cursor:pointer;font-size:1rem}.primary-btn:hover{filter:brightness(1.05)}@media(max-height:640px){.key{height:46px}.top{padding:4px 16px}.top h1{font-size:1.35rem}.tagline{display:none}}@media(prefers-reduced-motion:reduce){.tile.filled,.tile.flip,.row.shake,.row.win .tile{animation:none}}.modal:focus{outline:none}