@font-face{font-family:Space Grotesk;font-style:normal;font-weight:300 700;font-display:swap;src:url(../media/32687112bd2dd8db-s.1gepa_7fcx9fm.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:300 700;font-display:swap;src:url(../media/28868e710e86be81-s.p.2eksvhm1z0jwa.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:300 700;font-display:swap;src:url(../media/0c89a48fa5027cee-s.p.2cyn07wtgehh0.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Space Grotesk Fallback;src:local(Arial);ascent-override:89.71%;descent-override:26.62%;line-gap-override:0.0%;size-adjust:109.69%}.space_grotesk_4d80dea6-module__pjxhFq__className{font-family:Space Grotesk,Space Grotesk Fallback;font-style:normal}.space_grotesk_4d80dea6-module__pjxhFq__variable{--font-sans:"Space Grotesk", "Space Grotesk Fallback"}
@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:400;font-display:swap;src:url(../media/e390973e931a41c5-s.0rgnxg2b64rzs.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:400;font-display:swap;src:url(../media/59b15b4bcd7b1eb5-s.2vemzm0itqzfy.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:400;font-display:swap;src:url(../media/e532fa1b9921e1cd-s.3cb5lpr2l6xud.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:400;font-display:swap;src:url(../media/2fe89d53234c61d4-s.p.1u30mmyq6lnsd.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:400;font-display:swap;src:url(../media/99e609270109b47d-s.p.40sczeszzbjw1.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:500;font-display:swap;src:url(../media/5e05ae5b48faa55e-s.1yd4_i3e35931.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:500;font-display:swap;src:url(../media/a7afbb44bec2bb18-s.1qc6dx89jd2qv.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:500;font-display:swap;src:url(../media/02263ebadd758ea4-s.29yke99gs9qpn.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:500;font-display:swap;src:url(../media/68757d6cddeff913-s.p.1i-sca43-qwng.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:500;font-display:swap;src:url(../media/effe91970fc4db64-s.p.0oace-s_gkfks.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:600;font-display:swap;src:url(../media/6ff74e33ebd7bca3-s.352ti9pm7m6qh.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:600;font-display:swap;src:url(../media/1a69062cfe6f77f8-s.0o-3_g79811ob.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:600;font-display:swap;src:url(../media/9a4838fcda0d1bca-s.0ngr-xkgqz1kf.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:600;font-display:swap;src:url(../media/2e95a7d252b9825a-s.p.15orukf5wyxb5.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:600;font-display:swap;src:url(../media/23b7a97ae3b5c134-s.p.226pwps5o-gq_.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:700;font-display:swap;src:url(../media/f53f4557ddd9f7a6-s.1u-lvzo58r3-e.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:700;font-display:swap;src:url(../media/5256dd17dd2ccf14-s.37c107x1d-cfz.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:700;font-display:swap;src:url(../media/fe48c93add1d142c-s.3_gspotjv4tkw.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:700;font-display:swap;src:url(../media/5689d89b20a4bd5b-s.p.0m-w082keobar.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:700;font-display:swap;src:url(../media/a7e15459c1805da0-s.p.3y9b8znjr2455.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono Fallback;src:local(Arial);ascent-override:76.16%;descent-override:20.43%;line-gap-override:0.0%;size-adjust:134.59%}.ibm_plex_mono_b6f2e21e-module__WJ01xq__className{font-family:IBM Plex Mono,IBM Plex Mono Fallback;font-style:normal}.ibm_plex_mono_b6f2e21e-module__WJ01xq__variable{--font-mono:"IBM Plex Mono", "IBM Plex Mono Fallback"}
@font-face{font-family:Noto Sans Arabic;font-style:normal;font-weight:100 900;font-display:swap;src:url(/fonts/noto-sans-arabic.woff2)format("woff2");unicode-range:U+6??,U+750-77F,U+870-88E,U+890-891,U+897-8E1,U+8E3-8FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC}:root{--bg:#0e1a29;--panel:#16273c;--panel-soft:#21384f;--text:#dfe9f5;--muted:#93a8c0;--accent:#2aad7e;--light-square:#4f7593;--dark-square:#3a566c;--square-name-color:#c0d6fa;--highlight-light:#53917b;--highlight-dark:#3f7d67;--eval-white:#f2f3f5;--eval-black:#31353b;--square-size:min(calc((100vh - 90px) / 8), calc((100vw - 920px) / 8), 120px);font-family:"Noto Sans Arabic", var(--font-sans), system-ui, -apple-system, sans-serif}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--text);margin:0}button:not(:where(.chakra-button)){font:inherit;color:inherit;background:var(--panel-soft);cursor:pointer;border:none;border-radius:6px}button:disabled{opacity:.4;cursor:default}.muted{color:var(--muted)}.error{color:#e06c62}.warning{color:#e06c62;font-weight:600}.primary{background:var(--accent);color:#08131f;align-self:flex-start;padding:10px 20px;font-weight:600}.link{color:var(--muted);background:0 0;padding:8px 14px}.link:hover{color:var(--text)}.checkbox{color:var(--text);cursor:pointer;align-items:center;gap:8px;font-size:14px;display:flex}.checkbox input{width:16px;height:16px;accent-color:var(--accent);cursor:pointer}.elapsed{font-variant-numeric:tabular-nums;color:var(--accent);font-size:40px;font-weight:700}.analysis-time{margin:0;font-size:13px}.centered{flex:1;justify-content:center;align-items:center;display:flex}.content{flex:1;width:min(1100px,100%);margin:0 auto;padding:32px 24px}.card h2{margin:0 0 20px;font-size:22px}.section-title{margin:0 0 16px;font-size:26px}.section-icon{vertical-align:-5px;width:28px;height:28px;margin-right:10px}.section-head{justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px;display:flex}.section-head .section-title{margin:0}.section-actions{align-items:center;gap:12px;font-size:14px;display:flex}.section-actions button{padding:9px 18px;font-weight:600}.shell{flex-direction:column;min-height:100vh;display:flex}.topbar{background:var(--panel);border-bottom:1px solid #233549;justify-content:space-between;align-items:center;height:60px;padding:0 24px;display:flex}.topbar-left{align-items:center;gap:16px;display:flex}.premium{color:#08131f;background:var(--accent);padding:8px 18px;font-size:14px;font-weight:600}.premium:hover{filter:brightness(1.07)}.brand{letter-spacing:.3px;background:0 0;align-items:center;gap:8px;padding:0;font-size:20px;font-weight:700;display:flex}.brand-logo{width:26px}.tabs{align-items:stretch;gap:4px;height:100%;display:flex}.tab{color:var(--muted);background:0 0;border-bottom:3px solid #0000;border-radius:0;padding:0 22px}.tab:hover{color:var(--text)}.tab.active{color:var(--text);border-bottom-color:var(--accent);font-weight:600}.tools-nav{align-items:stretch;display:flex;position:relative}.tools-button{align-items:center;gap:8px;display:flex}.tools-button .caret{border-top:5px solid;border-left:4px solid #0000;border-right:4px solid #0000;width:0;height:0;transition:transform .15s}.tools-button .caret.open{transform:rotate(180deg)}.account-chip{border-left:1px solid #2b435c;align-items:center;gap:10px;margin-left:6px;padding-left:18px;font-size:14px;display:flex;position:relative}.account-chip img{border-radius:50%;width:28px;height:28px}.chip-button{background:0 0;align-items:center;gap:8px;padding:6px 10px;font-size:14px;display:flex}.chip-button:hover{background:var(--panel-soft)}.caret{color:var(--muted);font-size:11px}.caret.open{transform:rotate(180deg)}.footer{border-top:1px solid #233549;flex-direction:column;align-items:center;gap:6px;padding:18px 24px;font-size:14px;display:flex}.footer-links{flex-wrap:wrap;justify-content:center;gap:2px;display:flex}.footer-links .link{padding:6px 10px;font-size:13px}.footer-legal{font-size:12.5px}.footer-legal a{color:var(--muted);text-decoration:underline}.footer-legal a:hover{color:var(--accent)}.footer a{color:var(--accent);text-decoration:none}.footer a:hover{text-decoration:underline}.hero{flex:1;justify-content:center;align-items:center;gap:56px;padding:40px 56px;display:flex}.hero-copy{text-align:center;flex-direction:column;flex:1;gap:8px;max-width:480px;display:flex}.hero-copy h1{letter-spacing:-1px;margin:0;font-size:64px}.hero-copy h3{color:var(--muted);margin:0;font-size:20px;font-weight:400}.hero-logo{align-self:center;width:130px;margin-bottom:4px}.hero-cta{border-radius:8px;align-self:center;margin-top:26px;padding:18px 46px;font-size:21px;transition:filter .15s}.hero-cta:hover{filter:brightness(1.2)}.hero-shot{flex:1.2;min-width:0}.signin-brand{flex:none;align-items:center;margin-bottom:300px}.signin-brand .signin-card{margin-top:20px}.signin-card{text-align:center;width:min(404px,92vw);padding:32px}.google{color:#1f1f1f;background:#fff;justify-content:center;align-items:center;gap:10px;width:100%;padding:12px 16px;font-size:15px;font-weight:600;display:flex}.google:hover{background:#f1f1f1}.google-holder{justify-content:center;min-height:44px;display:flex}.source-buttons{flex-wrap:wrap;justify-content:center;gap:16px;padding:12px 0 24px;display:flex}.source{border:1px solid #2b435c;padding:14px 28px;font-size:15px;font-weight:600}.source:hover{border-color:var(--accent);color:var(--accent)}.source.locked{opacity:.45;cursor:default}.source.locked:hover{color:var(--text);border-color:#2b435c}.linked-as{color:var(--accent);margin-top:4px;font-size:12px;font-weight:400;display:block}.connected-row{border-top:1px solid #233549;grid-template-columns:110px 1fr auto;align-items:center;gap:12px;padding:12px 0;display:grid}.connected-name{font-weight:600}.games{padding:0;overflow:hidden}.load-more{justify-content:center;padding-top:20px;display:flex}.games-head,.games-row{text-align:left;grid-template-columns:26px 78px minmax(180px,1fr) 18px 20px 52px 46px 20px 76px 88px;align-items:center;gap:14px;padding:14px 20px;display:grid}.games-head{color:var(--muted);text-transform:uppercase;letter-spacing:.6px;border-bottom:1px solid #233549;font-size:13px}.games-body{flex-direction:column;display:flex}.games-row{cursor:pointer;background:0 0;border:1px solid #0000;border-radius:0;width:100%;font-size:15px}.game-review-button{white-space:nowrap;background:#dfe9f514;border:1px solid #dfe9f517;min-height:34px;padding:7px 12px}.opening{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.date-cell{color:var(--muted);font-family:var(--font-mono), monospace;text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}.empty-games{flex-direction:column;align-items:center;gap:14px;padding:48px 24px;display:flex}.empty-games button{padding:10px 22px;font-weight:600}.loading-row{padding:20px}.import-pgn{flex-direction:column;gap:14px;display:flex}.import-pgn textarea{background:var(--bg);min-height:300px;color:var(--text);font-family:var(--font-mono), monospace;resize:vertical;border:1px solid #2b435c;border-radius:8px;padding:12px;font-size:13px}.import-actions{justify-content:flex-end;gap:12px;display:flex}.import-actions button{padding:10px 22px;font-weight:600}.import{flex-direction:column;gap:12px;max-width:640px;margin:10vh auto;padding:24px;display:flex}.import h1{margin:0}.import textarea{background:var(--panel);min-height:320px;color:var(--text);font-family:var(--font-mono), monospace;resize:vertical;border:1px solid #2b435c;border-radius:8px;padding:12px;font-size:13px}.layout{--panel-width:clamp(420px, 30vw, 600px);--accuracy-width:220px;--accuracy-reserve:0px;--eval-bar:26px;justify-content:safe center;align-items:stretch;gap:10px;min-height:100vh;padding:20px;display:flex}.layout:has(.side){--accuracy-reserve:calc(var(--accuracy-width) + 24px)}.shell .layout{--square-size:min(calc((100vh - 110px) / 8), calc((100vw - var(--panel-width) - var(--accuracy-reserve) - var(--eval-bar) - 88px) / 8), 120px);min-height:calc(100vh - 60px)}.side{min-width:var(--accuracy-width);flex-direction:column;flex:1;align-self:flex-start;gap:10px;max-width:560px;display:flex}.accuracy{background:var(--panel);border-radius:8px;padding:28px 26px}.accuracy .actions{flex-direction:column;gap:8px;margin-top:18px}.accuracy .actions button{justify-content:center}.accuracy .actions .progress-button{white-space:nowrap;width:100%;padding:10px 14px}.fix-game-blunders{color:#ffdcab;width:100%;min-height:60px;font-family:var(--font-mono), monospace;letter-spacing:.08em;text-align:left;text-transform:uppercase;background:linear-gradient(135deg,#8f5f27,#6f461a 55%,#543314);border:0;grid-template-columns:34px minmax(0,1fr) 34px;align-items:center;gap:10px;padding:10px 12px 10px 15px;font-size:12px;font-weight:600;transition:box-shadow .14s;display:grid;position:relative;box-shadow:inset 0 0 0 1px #ffc67833,inset 0 1px #ffe0b229}.fix-game-blunders:before{content:"";background:#e5734a;width:3px;position:absolute;top:0;bottom:0;left:0}.fix-game-blunders:hover{box-shadow:inset 0 0 0 1px #ffc67857,inset 0 1px #ffe0b229,inset 0 0 0 100vmax #ffcd8c1f,0 6px 20px -10px #e58d4ab3}.fix-game-blunders:active{box-shadow:inset 0 0 0 1px #ffc67833,inset 0 1px #ffe0b229,inset 0 0 0 100vmax #0000002e}.punisher-game{color:#f3d2c9;background:linear-gradient(135deg,#86302e,#5f2026 55%,#431722);box-shadow:inset 0 0 0 1px #ffac962e,inset 0 1px #ffcdbe1f}.punisher-game:before{background:#d9a24a}.punisher-game:hover{box-shadow:inset 0 0 0 1px #ffac9652,inset 0 1px #ffcdbe1f,inset 0 0 0 100vmax #ffb4a01a,0 6px 20px -10px #c94a42b3}.punisher-game:active{box-shadow:inset 0 0 0 1px #ffac962e,inset 0 1px #ffcdbe1f,inset 0 0 0 100vmax #0000002e}.fix-game-icon,.fix-game-count{letter-spacing:0;border-radius:50%;place-items:center;width:34px;height:34px;display:grid}.fix-game-icon{color:#fff2e2;background:#c4472a;font-size:21px;font-weight:700;box-shadow:0 2px 6px #00000052}.punisher-game .fix-game-icon{background:0 0}.fix-game-count{background:#ffdcab26;font-size:16px;font-weight:700}.punisher-game .fix-game-count{background:#ffd6c424}.progress-button{position:relative;overflow:hidden}.progress-button .engine-progress{position:absolute;bottom:0;left:0;right:0}.accuracy-table{border-collapse:collapse;table-layout:fixed;width:100%;font-size:17px}.accuracy-table th,.accuracy-table td{padding:16px 6px;font-weight:400}.accuracy-table th:nth-child(2){width:46%}.accuracy-table td{text-align:center;font-variant-numeric:tabular-nums}.accuracy-table thead th{color:var(--muted);text-align:center;vertical-align:bottom;text-overflow:ellipsis;white-space:nowrap;border-bottom:1px solid #ffffff1a;font-size:14px;overflow:hidden}.accuracy-table thead th.accuracy-score{color:var(--text);font-family:var(--font-mono), monospace;vertical-align:middle;white-space:nowrap;font-size:18px}.accuracy-table tbody th{text-align:left;color:var(--muted);padding-left:5%}.accuracy-main{border-bottom:1px solid #ffffff1a}.accuracy-main th{color:var(--text)}.accuracy-main td{font-size:34px;font-weight:700}.accuracy-count{font:inherit;color:inherit;font-variant-numeric:tabular-nums;cursor:pointer;background:0 0;border:none;padding:0}.accuracy-count:hover{color:var(--accent)}.accuracy-avatar{object-fit:cover;border-radius:6px;width:44px;height:44px;margin:0 auto 7px;display:block}.accuracy-avatar.blank{color:#07101a;background:var(--accent);font-family:var(--font-sans), system-ui, sans-serif;place-items:center;font-size:20px;font-weight:700;display:grid}.accuracy-name{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.accuracy-label{align-items:center;gap:11px;display:flex}.accuracy-toggle{width:100%;color:var(--muted);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;padding:12px 0 2px;display:flex}.accuracy-toggle:hover{color:var(--text)}.accuracy-toggle svg{transition:transform .15s}.accuracy-toggle.open svg{transform:rotate(180deg)}.engine{background:var(--panel);border-radius:8px;font-size:14px;overflow:hidden}.engine-progress{--done:0%;background:var(--panel-soft);height:3px}.engine-progress:after{content:"";width:var(--done);background:var(--accent);height:100%;transition:width .3s;display:block}.engine-head{align-items:center;gap:14px;padding:14px 16px;display:flex}.engine-eval{font-variant-numeric:tabular-nums;font-size:26px;font-weight:700}.engine-meta{flex-direction:column;flex:1;gap:2px;min-width:0;font-size:13px;display:flex}.engine-meta span{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.engine-toggle{background:var(--panel-soft);border-radius:13px;flex:none;width:46px;height:26px;padding:3px}.engine-toggle span{background:var(--muted);border-radius:50%;width:20px;height:20px;transition:transform .2s,background .2s;display:block}.engine-toggle.on{background:var(--accent)}.engine-toggle.on span{background:#f2f6fb;transform:translate(20px)}.engine-line{border-top:1px solid #ffffff14;align-items:center;gap:12px;padding:11px 16px;display:flex}.engine-score{font-variant-numeric:tabular-nums;flex:none;min-width:52px;font-weight:700}.engine-moves{white-space:nowrap;text-overflow:ellipsis;flex:1;min-width:0;overflow:hidden}.engine-number{color:var(--muted);margin-right:4px}.engine-move{font:inherit;color:inherit;background:0 0;border-radius:3px;padding:1px 3px}.engine-move:hover{background:#ffffff1f}.board{grid-template-columns:repeat(8, var(--square-size));grid-template-rows:repeat(8, var(--square-size));-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;align-self:flex-start;display:grid;position:relative}.eval-bar{--fill:90%;width:var(--eval-bar);height:calc(var(--square-size) * 8);background:var(--eval-white);border-radius:4px;flex:none;align-self:flex-start;position:relative;overflow:hidden}.eval-bar-black{inset:0;bottom:var(--fill);background:var(--eval-black);transition:bottom .4s,left .4s;position:absolute}.eval-bar.flipped{transform:rotate(180deg)}.arrows-overlay{width:calc(var(--square-size) * 8);height:calc(var(--square-size) * 8);pointer-events:none;z-index:2;position:absolute;top:0;left:0}.arrow path{fill:#00a000;stroke-linejoin:round;opacity:.85}.arrow.draft path{opacity:.5}.arrow.threat path{fill:#d64541}.square{justify-content:center;align-items:center;display:flex;position:relative}.coord{color:var(--square-name-color);font-size:calc(var(--square-size) * .13);pointer-events:none;font-weight:400;line-height:1;position:absolute}.coord.rank{top:4%;right:5%}.coord.file{bottom:4%;left:5%}.square img{pointer-events:none;width:95%;height:95%}.square img.faded{opacity:.3}.square img.badge{top:calc(var(--square-size) * -.09);right:calc(var(--square-size) * -.09);width:calc(var(--square-size) * .38);height:calc(var(--square-size) * .38);z-index:3;position:absolute}.square.has-piece{cursor:pointer;touch-action:none}.square.light{background:var(--light-square)}.square.dark{background:var(--dark-square)}.square.light.highlighted{background:var(--highlight-light)}.square.dark.highlighted{background:var(--highlight-dark)}.square.light.red{background:#b37c83}.square.dark.red{background:#995e5d}.square.legal-target{position:relative}.square.legal-target:after{content:"";pointer-events:none;background:#0000002e;border-radius:50%;width:30%;height:30%;position:absolute}.square.moving{z-index:2;position:relative}.square img.moving{transition:transform .2s}.drag-ghost{width:calc(var(--square-size) * .8);height:calc(var(--square-size) * .8);pointer-events:none;z-index:10;position:absolute;top:0;left:0;transform:translate(-50%,-50%)}.drag-ghost.touch{transform:translate(-50%, -50%) translate(calc(var(--square-size) * -.25), calc(var(--square-size) * -.55)) scale(2.2)}.panel{width:var(--panel-width);background:var(--panel);border-radius:8px;flex-direction:column;gap:12px;max-height:calc(100vh - 40px);padding:18px;display:flex}.shell .panel{max-height:calc(100vh - 100px)}.panel-head{justify-content:space-between;align-items:center;gap:12px;font-size:13px;display:flex}.panel-head .link{margin-left:-8px;padding:4px 8px}.panel-head .muted{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.players{justify-content:space-between;font-size:15px;display:flex}.player-dot{border:1px solid var(--muted);vertical-align:middle;border-radius:50%;width:10px;height:10px;margin-right:6px;display:inline-block}.player-dot.white{background:var(--eval-white)}.player-dot.black{background:var(--eval-black)}.actions{display:flex}.actions .primary{text-align:center;flex:1;justify-content:center;padding:10px 0}.variation-line{color:var(--muted);background:#00000038;border-left:2px solid #ffffff21;padding:7px 10px 7px 26px;font-size:14px;font-style:italic;line-height:1.8}.variation-number{color:var(--muted);margin-right:3px}.variation-line .variation-line{background:#ffffff08;margin:4px 0;padding:4px 8px 4px 12px}.variation-move{font:inherit;color:var(--text);background:0 0;border-radius:3px;margin-right:5px;padding:1px 4px}.variation-move:hover{background:#ffffff17}.variation-move.active{color:#fff;background:#3f7fd0}.move-list{background:var(--panel-soft);border-radius:6px;flex:1;min-height:140px;padding:4px;overflow-y:auto}.move-row{grid-template-columns:56px 1fr 1fr;align-items:center;display:grid}.move-number{color:var(--muted);padding-left:12px;font-size:14px}.move{text-align:left;background:0 0;border-radius:4px;align-items:center;padding:8px 10px;font-size:16px;font-weight:600;display:flex}.move-badge{width:16px;height:16px;margin-left:auto}.move:hover{background:#ffffff12}.move.empty{cursor:default}.controls{gap:8px;display:flex}.controls button{flex:1;padding:12px 0;font-size:18px}.coach-panel{flex-direction:column;gap:10px;min-height:0;display:flex}.thread{flex-direction:column;gap:8px;min-height:calc(30vh - 12px);max-height:calc(40vh - 16px);padding-right:4px;display:flex;overflow-y:auto}.shell .thread{min-height:calc(30vh - 30px);max-height:calc(40vh - 40px)}.turn{border-radius:10px;max-width:85%;padding:10px 12px;font-size:15px;line-height:1.5}.turn p{margin:0 0 6px}.turn p:last-child{margin-bottom:0}.turn.user{background:var(--accent);color:#08131f;align-self:flex-end;font-weight:600}.turn.assistant{color:#122234;background:#e3edf8;align-self:flex-start}.turn.assistant.muted{color:#5c748c}.upgrade-cta{background:var(--accent);color:#08131f;border-radius:8px;width:fit-content;margin-top:10px;padding:7px 14px;font-size:14px;font-weight:600;display:block}.turn.thinking{align-items:center;gap:6px;animation:2.4s ease-in-out infinite thinking-breathe;display:flex}.puzzle-feedback .thinking{align-items:center;gap:6px;margin-top:20px;display:flex}.thinking-label{background:linear-gradient(90deg,#5c748c 30%,#122234 50%,#5c748c 70%) 0 0/200% 100%;color:#0000;-webkit-background-clip:text;background-clip:text;animation:2s linear infinite thinking-sweep}.thinking-dots{align-items:center;gap:3px;display:inline-flex}.thinking-dots span{background:currentColor;border-radius:50%;width:4px;height:4px;animation:1.2s ease-in-out infinite thinking-hop}.thinking-dots span:nth-child(2){animation-delay:.15s}.thinking-dots span:nth-child(3){animation-delay:.3s}@keyframes thinking-sweep{0%{background-position:200% 0}to{background-position:0 0}}@keyframes thinking-hop{0%,60%,to{opacity:.35;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}@keyframes thinking-breathe{0%,to{background:#dfe9f50a}50%{background:#dfe9f514}}@media (prefers-reduced-motion:reduce){.turn.thinking,.thinking-label,.thinking-dots span,.hunting-knight,.hunting-badge,.hunting-text{animation:none}.thinking-label,.hunting-text{color:#5c748c;background:0 0}.hunting-badge{opacity:1}}.turn.explanation{cursor:pointer;transition:background .15s,transform .15s}.turn.explanation:hover{background:#d2e3f5;transform:translateY(-1px)}.turn-move{color:#5c748c;margin-bottom:4px;font-size:12px;font-weight:700;display:block}.continue-explaining{color:var(--muted);letter-spacing:.03em;background:#dfe9f50d;border:1px solid #dfe9f529;border-radius:3px;align-items:center;gap:6px;margin-top:10px;padding:6px 10px;font-size:11px;font-weight:600;display:inline-flex}.continue-explaining:after{content:"›";font-size:14px;line-height:1}.continue-explaining:hover:enabled{color:var(--text);background:#dfe9f51a;border-color:#dfe9f54d}.move-mark{cursor:pointer;color:#fff;background:#00a00029;border-radius:4px;padding:0 4px;font-weight:600;box-shadow:inset 0 -2px #00a00073}.move-mark:hover{background:#00a00052}.move-mark.bad{color:#fff;background:#d6454129;box-shadow:inset 0 -2px #d6454173}.move-mark.bad:hover{background:#d6454152}.move-mark.punisher{color:#fff;background:#d98a3a29;box-shadow:inset 0 -2px #d98a3a73}.move-mark.punisher:hover{background:#d98a3a52}.square-mark{cursor:pointer;color:#1f6b96;background:#38a0d629;border-radius:4px;padding:0 4px;font-weight:600;box-shadow:inset 0 -2px #38a0d673}.square-mark:hover{background:#38a0d652}.turn.chat-error{color:#ffa39b;background:#3b1f22;border:1px solid #7a3a38;align-self:flex-start}.ask-row{gap:8px;display:flex}.ask-row input{min-width:0;font:inherit;color:inherit;background:var(--panel-soft);border:none;border-radius:6px;flex:1;padding:10px 12px}.ask-row input::placeholder{color:var(--muted)}.ask-row input:disabled{opacity:.5}.ask-row button{padding:10px 18px;font-weight:600}.back-to-main{color:var(--text);background:var(--panel-soft);border-radius:4px;align-self:flex-start;padding:9px 18px;font-weight:600}.back-to-main:hover{background:#2b4767}.premium-body{flex-direction:column;flex:1;justify-content:center;gap:16px;display:flex}.premium-done{color:var(--accent)}.usage-row{grid-template-columns:230px 1fr 92px;align-items:center;gap:26px;display:grid}.usage-labels{flex-direction:column;gap:3px;display:flex}.usage-name{font-size:15px}.usage-reset{color:var(--muted);font-size:13px}.usage-track{background:#4d9de02e;border-radius:999px;height:10px;overflow:hidden}.usage-fill{background:var(--accent);border-radius:999px;height:100%}.explain-quota{color:var(--muted);font-family:var(--font-mono), monospace;font-variant-numeric:tabular-nums;white-space:nowrap;border:1px solid #dfe9f517;border-radius:6px;align-items:center;gap:10px;padding:6px 12px;font-size:12px;display:inline-flex}.explain-quota-track{background:#dfe9f51f;border-radius:999px;width:72px;height:8px;overflow:hidden}.explain-quota-track>span{background:var(--accent);border-radius:999px;height:100%;display:block}.usage-percent{text-align:right;color:var(--muted);font-variant-numeric:tabular-nums;font-size:14px}.settings-body{flex-direction:column;flex:1;justify-content:safe center;gap:12px;min-height:0;display:flex;overflow-y:auto}.settings-usage{flex-direction:column;gap:20px;display:flex}.settings-usage .usage-row{grid-template-columns:minmax(0,200px) 1fr 80px;gap:18px}.settings-tabs{border-bottom:1px solid #2b435c;gap:4px;display:flex}.settings-tab{color:var(--muted);background:0 0;border-radius:6px 6px 0 0;padding:9px 14px;font-size:14px}.settings-tab.active{color:var(--text);box-shadow:inset 0 -2px 0 var(--accent)}.billing-card{background:var(--bg);border:1px solid #2b435c;border-radius:8px;flex-direction:column;align-items:flex-start;gap:10px;padding:20px;display:flex}.billing-label{letter-spacing:.6px;text-transform:uppercase;color:var(--muted);font-size:12px}.billing-plan{align-items:center;gap:10px;display:flex}.billing-name{font-size:22px;font-weight:600}.billing-pill{color:var(--accent);background:#2aad7e29;border-radius:999px;padding:3px 9px;font-size:12px;font-weight:600}.billing-pill.ending{color:#e06c62;background:#e06c6229}.billing-note{color:var(--muted);margin:0;font-size:14px}.billing-perks{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.billing-perks li{padding-left:20px;font-size:14px;position:relative}.billing-link{color:var(--accent);background:0 0;margin-top:2px;padding:0;font-size:15px;font-weight:600;text-decoration:underline}.billing-action{margin-top:4px}.pricing{flex-direction:column;flex:1;align-items:center;gap:28px;padding:48px 24px 64px;display:flex}.pricing-head{text-align:center}.pricing-head h1{letter-spacing:-1px;margin:0 0 8px;font-size:44px}.inline-link{font-size:inherit;color:var(--accent);background:0 0;padding:0;text-decoration:underline}.legal{flex:1;width:min(760px,100%);margin:0 auto;padding:48px 24px 64px;line-height:1.7}.legal h1{letter-spacing:-.5px;margin:0 0 6px;font-size:36px}.legal h2{margin:34px 0 10px;font-size:19px}.legal p{margin:0 0 12px;font-size:15px}.legal-updated{font-size:13px}.legal-intro{color:var(--muted)}.legal-mail{color:var(--accent);margin-bottom:8px;font-size:17px;font-weight:600;text-decoration:none;display:inline-block}.legal-mail:hover{text-decoration:underline}.puzzle-intro .section-title{text-align:center;margin-bottom:18px}.puzzle-page{flex-direction:column;flex:1;display:flex}.puzzle-back{color:var(--muted);font-family:var(--font-mono), monospace;letter-spacing:.03em;background:#dfe9f50a;border:1px solid #dfe9f524;border-radius:4px;align-items:center;gap:7px;padding:9px 14px;font-size:12px;font-weight:600;transition:color .12s,border-color .12s,background-color .12s;display:inline-flex}.puzzle-back:before{content:"‹";font-size:16px;line-height:1}.puzzle-back:hover{color:var(--text);background:#dfe9f517;border-color:#dfe9f54d}.puzzle-page>.puzzle-back{align-self:flex-start;margin:16px 20px 0}.puzzle-page>.puzzle-workspace{flex:1;padding-top:12px}.puzzle-intro>.puzzle-back{margin-bottom:20px}.puzzle-state{position:relative}.puzzle-state>.puzzle-back{position:absolute;top:20px;left:20px}.puzzle-intro .card{text-align:center;flex-direction:column;align-items:center;gap:18px;display:flex}.puzzle-intro .card .primary{align-self:auto}.puzzle-intro .card h3{margin:0}.puzzle-intro p{max-width:520px;margin:0;line-height:1.6}.hunting{flex-wrap:wrap;justify-content:center;align-items:center;gap:20px;display:flex}.hunting-board{border-radius:6px;flex-shrink:0;grid-template-rows:repeat(4,28px);grid-template-columns:repeat(4,28px);display:grid;position:relative;overflow:hidden}.hunting-square{background:var(--dark-square)}.hunting-square:nth-child(8n+1),.hunting-square:nth-child(8n+3),.hunting-square:nth-child(8n+6),.hunting-square:nth-child(8n+8){background:var(--light-square)}.hunting-knight{text-align:center;color:#0e1a29;width:28px;height:28px;font-size:24px;line-height:28px;animation:7s infinite hunting-tour;position:absolute;top:0;left:0}.hunting-badge{opacity:0;width:18px;height:18px;animation:7s ease-in-out infinite hunting-found;position:absolute;bottom:1px;right:1px}.hunting-text{background:linear-gradient(90deg,#5c748c 30%,#dfe9f5 50%,#5c748c 70%) 0 0/200% 100%;color:#0000;-webkit-background-clip:text;background-clip:text;margin:0;animation:2s linear infinite thinking-sweep}@keyframes hunting-found{0%,55%,75%,to{opacity:0;transform:scale(.4)}62%,70%{opacity:1;transform:scale(1)}}@keyframes hunting-tour{0%{transform:translate(0)}7.14%{transform:translate(28px,56px)}14.29%{transform:translate(56px)}21.43%{transform:translateY(28px)}28.57%{transform:translate(28px,84px)}35.71%{transform:translate(84px,56px)}42.86%{transform:translate(28px,28px)}50%{transform:translate(84px)}57.14%{transform:translate(56px,56px)}64.29%{transform:translate(28px)}71.43%{transform:translate(84px,28px)}78.57%{transform:translate(56px,84px)}85.71%{transform:translateY(56px)}92.86%{transform:translate(56px,28px)}to{transform:translate(0)}}.blunder-demo{--square-size:min(46px, calc((100vw - 112px) / 8));flex-direction:column;align-items:center;gap:14px;display:flex}.blunder-demo p{min-height:40px;max-width:calc(var(--square-size) * 8);text-align:center;margin:0;line-height:1.5}.puzzle-panel{justify-content:flex-start;overflow-y:auto}.puzzle-feedback{border-left:3px solid var(--panel-soft);background:var(--panel-soft);border-radius:8px;padding:16px 18px}.puzzle-feedback.good,.puzzle-feedback.view{border-left-color:var(--accent)}.puzzle-feedback.fail{border-left-color:#e06c62}.puzzle-feedback h3{margin:0 0 6px;font-size:19px}.puzzle-feedback.good h3{color:var(--accent)}.puzzle-feedback.fail h3{color:#e06c62}.puzzle-feedback p{margin:0;font-size:14px;line-height:1.5}.puzzle-actions{gap:10px;display:flex}.puzzle-actions button{text-align:center;flex:1;padding:11px 0;font-weight:600}.puzzle-actions .primary{align-self:auto}.puzzle-actions .danger{color:#e06c62;background:#e06c622e}.puzzle-actions .danger:hover{background:#e06c624d}.puzzle-tools{flex-direction:column;gap:12px;min-height:0;margin-top:auto;display:flex}.puzzle-tools~.puzzle-game{margin-top:0}.puzzle-panel:has(.puzzle-tools) .thread{min-height:0}.puzzle-tabs{border-bottom:1px solid #dfe9f517;display:flex}.puzzle-tabs button{color:var(--muted);background:0 0;border-radius:0;flex:1;padding:9px;font-size:13px;font-weight:600}.puzzle-tabs button.active{color:var(--text);box-shadow:inset 0 -2px 0 var(--accent)}.puzzle-tab{flex-direction:column;min-height:0;display:flex}.puzzle-tab[hidden]{display:none}.puzzle-tab .move-list{max-height:240px}.puzzle-game{border-top:1px solid var(--panel-soft);justify-content:space-between;align-items:center;gap:12px;margin-top:auto;padding-top:12px;font-size:13px;display:flex}.puzzle-game .players{flex:1}.puzzle-game a{color:var(--muted);white-space:nowrap}.puzzle-game a:hover{color:var(--text)}@media (max-width:620px){.legal{padding:28px 16px 40px}.legal h1{font-size:27px}.legal h2{margin-top:26px;font-size:17px}.pricing{padding:28px 16px 40px}.pricing-head h1{font-size:32px}}@media (max-width:1520px){.accuracy{padding:22px 16px}.accuracy-table{font-size:15px}.accuracy-table th,.accuracy-table td{padding:13px 4px}.accuracy-table th:nth-child(2){width:40%}.accuracy-main td{font-size:27px}.accuracy-label{gap:9px}.accuracy-label img{width:22px;height:22px}.engine{font-size:13px}.engine-eval{font-size:22px}.engine-head{padding:12px 14px}.engine-line{padding:9px 14px}}@media (min-width:1201px) and (max-width:1300px){.layout{flex-wrap:wrap}.layout:has(.side){--accuracy-reserve:0px}.side{max-width:calc(var(--square-size) * 8 + var(--eval-bar) + var(--panel-width) + 20px);flex-direction:row;flex-basis:100%;order:1}.side>*{flex:1}}@media (max-width:1200px){.layout{flex-direction:column;align-items:center;gap:16px;min-height:0;padding:16px}.layout,.shell .layout{--square-size:min(calc((100vw - 32px) / 8), calc((100vh - 210px) / 8), 96px);min-height:0}.board{order:-1;align-self:center}.eval-bar{width:calc(var(--square-size) * 8);height:var(--eval-bar);align-self:center}.eval-bar-black{bottom:0;left:var(--fill)}.coord{font-size:max(9px, calc(var(--square-size) * .13))}.accuracy{flex:none;align-self:center;width:100%;min-width:0;max-width:768px;padding:20px 18px}.accuracy-table{font-size:16px}.accuracy-table th,.accuracy-table td{padding:12px 5px}.accuracy-main td{font-size:30px}.panel,.shell .panel{width:100%;max-width:768px;max-height:none}.panel-head{order:-2}.players{flex-wrap:wrap;gap:4px 10px}.controls{order:-1}.thread,.shell .thread{min-height:120px;max-height:40vh}.move-list{flex:none;max-height:260px}}@media (max-width:960px){.games-head{display:none}.games-body>.games-row:last-child{border-bottom:none}}@media (max-width:900px){button{touch-action:manipulation;-webkit-tap-highlight-color:transparent}.shell{min-height:100dvh}.content{padding:20px 16px}.topbar{gap:10px;height:auto;min-height:56px;padding:8px 14px}.topbar-left{gap:10px;min-width:0}.brand{gap:6px;font-size:17px}.brand-logo{width:22px}.premium{white-space:nowrap;padding:7px 12px;font-size:13px}.tabs{align-items:center;gap:2px;min-width:0;height:auto}.tab{border-bottom-width:2px;padding:9px 12px}.tools-button{gap:6px}.account-chip{gap:4px;min-width:0;margin-left:2px;padding-left:8px}.account-chip img{width:26px;height:26px}.chip-button{min-width:0;padding:6px 8px}.chip-button span{text-overflow:ellipsis;white-space:nowrap;max-width:88px;overflow:hidden}.link{padding:8px 10px}.tab,.link{white-space:nowrap}.hero{text-align:center;flex-direction:column;gap:32px;padding:32px 24px}.hero-copy{flex:none;align-items:center;max-width:100%}.hero-copy h1{font-size:44px}.hero-shot{flex:none;width:100%}.signin-brand{margin-bottom:32px}.empty-games{padding:32px 18px}}@media (max-width:760px){.chip-button span{display:none}.account-chip{border-left:none;margin-left:0;padding-left:0}}@media (max-width:620px){.content{padding:16px 12px}.card{padding:16px}.card h2{margin-bottom:14px;font-size:19px}.section-title{font-size:21px}.section-head{flex-wrap:wrap;gap:10px}.topbar{flex-wrap:wrap;gap:6px;padding:8px 12px}.topbar-left,.topbar-left~.tabs{flex:100%;justify-content:space-between}.hero{gap:24px;padding:24px 16px}.hero-logo{width:96px}.hero-copy h1{font-size:34px}.hero-copy h3{font-size:16px}.hero-cta{width:100%;max-width:320px;margin-top:20px;padding:14px 24px;font-size:18px}.centered{padding:24px 16px}.signin-card{width:min(404px,100%);padding:24px 16px}.footer{text-align:center;flex-wrap:wrap;gap:4px;padding:14px 16px;font-size:12.5px}.layout{gap:12px;padding:12px}.layout,.shell .layout{--square-size:min(calc((100vw - 24px) / 8), calc((100vh - 190px) / 8), 96px)}.accuracy{padding:16px 12px}.accuracy-table{font-size:14px}.accuracy-table th,.accuracy-table td{padding:10px 4px}.accuracy-table thead th{font-size:12.5px}.accuracy-main td{font-size:25px}.accuracy-label{gap:8px}.accuracy-label img{width:20px;height:20px}.panel{gap:10px;padding:12px}.players{font-size:13.5px}.turn{max-width:92%;font-size:14.5px}.thread,.shell .thread{min-height:100px;max-height:46vh}.move-list{max-height:220px}.move-row{grid-template-columns:44px 1fr 1fr}.move-number{padding-left:8px;font-size:13px}.move{padding:9px 8px;font-size:15px}.variation-line{padding-left:14px;font-size:13px}.controls{gap:6px}.controls button{min-height:46px;padding:10px 0;font-size:20px}.ask-row input,.import-pgn textarea,.import textarea{font-size:16px}.ask-row button{min-height:44px;padding:10px 14px}.settings-usage{gap:16px}.settings-usage .usage-row{grid-template-columns:minmax(0,1fr) auto;gap:6px 12px}.billing-card{padding:16px}.billing-action{align-self:stretch}.usage-row{grid-template-columns:minmax(0,1fr) auto;gap:6px 12px}.usage-labels{grid-area:1/1}.usage-percent{grid-area:1/2}.usage-track{grid-area:2/1/auto/-1}.import-pgn textarea{min-height:200px}.import{margin:4vh auto;padding:16px}.import textarea{min-height:220px}}@media (max-width:420px){.layout{padding:8px}.layout,.shell .layout{--square-size:min(calc((100vw - 16px) / 8), calc((100vh - 180px) / 8), 96px)}.brand{font-size:15px}.brand-logo{width:20px}.premium{padding:7px 10px;font-size:12.5px}.tab{padding:9px 8px;font-size:14px}.games-row{gap:8px 10px;padding:11px 12px}.source-buttons{gap:10px}.source{flex:100%;padding:13px 18px}.google-holder{transform-origin:top;transform:scale(.86)}.import-actions button,.empty-games button{flex:1}.elapsed{font-size:30px}}@media (max-width:1200px) and (orientation:landscape) and (max-height:560px){.layout{flex-flow:wrap;justify-content:center;align-items:flex-start;gap:12px}.layout,.shell .layout{--square-size:min(calc((100vh - 60px) / 8), calc((100vw - 340px) / 8), 96px)}.board{order:0;align-self:flex-start}.panel,.shell .panel{flex:300px;width:auto;min-width:0;max-width:520px;max-height:none}.accuracy{flex:100%;order:1;max-width:100%}.thread,.shell .thread{min-height:90px;max-height:48vh}.move-list{max-height:160px}}@media (max-width:1200px){.shell:has(.layout.tabbed){height:100dvh}.shell:has(.layout.tabbed) .tabs{display:none}.shell:has(.layout.tabbed) .topbar{height:46px;min-height:0;padding:0 12px}.shell:has(.layout.tabbed) .premium{padding:5px 11px;font-size:12.5px}.layout.tabbed{--bar:calc(42px + env(safe-area-inset-bottom));--eval-bar:16px;padding:8px 10px calc(var(--bar) + 4px);flex-direction:column;justify-content:flex-start;align-items:center;gap:4px}.layout.tabbed>*{order:0}.shell .layout.tabbed{--square-size:min(calc((100vw - 24px) / 8), max(32px, calc((52dvh - 130px) / 8)), 96px);flex:1;min-height:0}.tabbed .board{flex:none;align-self:center;margin-bottom:2px}.resizer{cursor:row-resize;touch-action:none;flex:none;justify-content:center;align-items:center;width:100%;max-width:768px;height:14px;display:flex}.resizer:after{content:"";background:#33475e;border-radius:2px;width:44px;height:3px}.tab-strip{background:var(--panel);border-radius:7px;flex:none;gap:3px;width:100%;max-width:768px;padding:3px;display:flex}.tab-strip button{color:var(--muted);background:0 0;border-radius:5px;flex:1;padding:6px 4px;font-size:13px;font-weight:600}.tab-strip button.active{background:var(--panel-soft);color:var(--text)}.layout.tabbed .panel{gap:8px;padding:10px}.tabbed .tab-body{flex:1;min-height:120px;overflow-y:auto}.tab-body .accuracy{background:0 0;border:0;border-radius:0;padding:0}.tabbed .coach-panel{flex:1}.tabbed .thread{flex:1;min-height:80px;max-height:none}.tabbed .move-list{flex:1;max-height:none}.tabbed .actions .primary{padding:7px 0;font-size:14px}.tabbed .ask-row input{padding:7px 10px}.tabbed .ask-row button{min-height:34px;padding:6px 12px;font-size:14px}.tabbed .controls{height:var(--bar);z-index:5;padding:5px max(10px, calc((100% - 768px) / 2)) calc(5px + env(safe-area-inset-bottom));background:var(--panel);border-top:1px solid #233549;gap:6px;position:fixed;bottom:0;left:0;right:0}.tabbed .controls button{min-height:32px;padding:4px 0;font-size:15px}}body{min-width:320px;font-family:"Noto Sans Arabic", var(--font-sans), system-ui, sans-serif;-webkit-font-smoothing:antialiased;background:#0e1a29}button,input,textarea{font-family:inherit}button{border-radius:4px;transition:background-color .12s,color .12s,border-color .12s}button:focus-visible,input:focus-visible,textarea:focus-visible,a:focus-visible{outline-offset:2px;outline:2px solid #5598e7}.app-loading{min-height:100vh}.topbar{z-index:40;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#0b1522f5;border-bottom:1px solid #dfe9f517;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:22px;height:56px;padding:0 20px;display:grid;position:sticky;top:0}.brand{color:var(--text);letter-spacing:-.01em;gap:9px;font-size:16px;font-weight:600}.brand-logo{object-fit:contain;width:24px;height:24px}.tabs{scrollbar-width:none;justify-content:flex-end;gap:2px;height:auto;overflow:visible}.tabs::-webkit-scrollbar{display:none}.tab{color:var(--muted);border:0;border-radius:4px;flex:none;padding:7px 12px;font-size:14px;font-weight:400}.tab:hover,.tab.active{color:var(--text);background:#dfe9f512}.tab.active{font-weight:500}.tab.premium-tab,.tab.premium-tab:hover,.tab.premium-tab.active{color:#07101a;background:var(--accent);font-weight:600}.account-chip{border:0;gap:8px;margin:0;padding:0}.chip-button{border:1px solid #dfe9f51f;border-radius:50%;width:34px;height:34px;padding:3px}.chip-button:hover{background:#dfe9f50f;border-color:#dfe9f54d}.account-chip img,.avatar-fallback{border-radius:50%;width:26px;height:26px}.avatar-fallback{color:#07101a;background:var(--accent);text-transform:uppercase;place-items:center;font-size:12px;font-weight:700;display:grid}.plan-status{color:#07101a;background:var(--accent);font-family:var(--font-mono), monospace;letter-spacing:.05em;border-radius:3px;padding:2px 6px;font-size:9px;font-weight:600}.chip-identity{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;border-bottom:1px solid #dfe9f517;margin-bottom:5px;padding:9px 12px 11px;font-size:12px;display:block;overflow:hidden}.content{width:min(1440px,100%);padding:30px 24px 64px}.eyebrow{color:var(--muted);font-family:var(--font-mono), monospace;letter-spacing:.07em;margin-bottom:7px;font-size:11px;font-weight:500;display:block}.section-title{letter-spacing:-.015em;margin:0;font-size:24px;font-weight:600}.section-subtitle{color:var(--muted);margin:6px 0 0;font-size:14px}.section-head{align-items:flex-end;margin-bottom:20px}.section-actions button,.load-more button,.import-actions button{background:#dfe9f50f;border:1px solid #dfe9f51f;min-height:36px;padding:8px 13px;font-size:14px}.section-actions .primary,.import-actions .primary{border-color:var(--accent);background:var(--accent)}.primary{color:#07101a;background:var(--accent);border-radius:4px;font-weight:600}.primary:hover:not(:disabled){background:#4fd3a2}.card{background:#16273c;border:1px solid #dfe9f517;border-radius:4px;padding:20px}.card-heading{justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:18px;display:flex}.card-heading h2,.card h2{margin:0;font-size:18px;font-weight:600}.games{background:0 0;border-color:#dfe9f517;padding:0}.games-head,.games-row{grid-template-columns:26px 78px minmax(180px,1fr) 18px 20px 52px 46px 20px 76px 88px;gap:14px;padding:11px 16px}.games-head{font-family:var(--font-mono), monospace;letter-spacing:.04em;background:#dfe9f50a;border-color:#dfe9f517;font-size:11px}.games-row{border-top:1px solid #dfe9f512;min-height:58px;font-size:14px}.games-body .games-row:first-of-type{border-top:0}.games-row:hover{background:#2aad7e0f}.source-mark{width:26px;height:26px;color:var(--muted);font-family:var(--font-mono), monospace;place-items:center;font-size:11px;font-weight:600;display:grid}.source-mark img{object-fit:contain;width:15px;height:15px}.source-mark svg{width:14px;height:14px}.color-mark{background:#223a52;border:1px solid #dfe9f53d;border-radius:2px;flex:none;width:11px;height:11px}.color-mark.white{background:#dfe9f5}.opening{color:var(--text);text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.games-page{width:min(1440px,100%)}.games-head-row{align-items:flex-end;margin-bottom:14px}.games-filters{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:16px;display:flex}.games-chip{color:var(--muted);background:0 0;border:1px solid #dfe9f51f;border-radius:999px;align-items:center;gap:6px;padding:7px 12px;font-size:13px;display:inline-flex}.games-chip:hover{color:var(--text)}.games-chip.active{color:var(--text);background:#dfe9f517;border-color:#0000}.chip-count{font-family:var(--font-mono), monospace;opacity:.65;font-size:11px}.games-sort{color:var(--muted);font-family:var(--font-mono), monospace;align-items:center;gap:5px;margin-left:auto;font-size:12px;display:flex}.games-sort select{color:var(--muted);font:inherit;cursor:pointer;background:0 0;border:none}.games-sort select option{color:var(--text);background:#16273c}.games-row{align-items:center;min-height:64px}.time-cell{color:var(--text);font-family:var(--font-mono), monospace;white-space:nowrap;align-items:center;gap:7px;font-size:12px;display:flex}.time-cell svg{width:13px;height:13px;color:var(--muted);flex:none}.ended-cell svg{width:18px;height:18px;color:var(--muted);flex:none}.players-cell{flex-direction:column;gap:5px;min-width:0;display:flex}.player-line{align-items:center;gap:7px;min-width:0;height:18px;display:flex}.player-name{text-overflow:ellipsis;white-space:nowrap;font-size:13.5px;overflow:hidden}.player-rating,.rating-diff{font-family:var(--font-mono), monospace;font-variant-numeric:tabular-nums;flex:none;font-size:11.5px}.player-rating{color:var(--muted)}.rating-diff.up{color:var(--accent)}.rating-diff.down{color:#e06c62}.score-cell{color:var(--muted);font-family:var(--font-mono), monospace;text-align:center;flex-direction:column;gap:5px;font-size:12px;display:flex}.score-cell>span{height:18px;line-height:18px}.outcome-mark{color:#07101a;background:#b6bcc6;border-radius:3px;flex:none;place-items:center;width:18px;height:18px;font-size:12px;font-weight:700;line-height:1;display:grid}.outcome-mark.won{background:var(--accent)}.outcome-mark.lost{color:#dfe9f5;background:#e34948d9}.acc-cell{flex-direction:column;gap:5px;display:flex}.acc-line{height:18px;color:var(--accent);font-family:var(--font-mono), monospace;font-variant-numeric:tabular-nums;font-size:12px;line-height:18px}.acc-line.mid{color:#e8b64c}.acc-line.low{color:#e06c62}.acc-line.empty{color:var(--muted)}.moves-cell{color:var(--muted);font-family:var(--font-mono), monospace;font-variant-numeric:tabular-nums;font-size:12px}.ended-cell{white-space:nowrap;justify-content:center;align-items:center;gap:7px;font-size:13px;display:flex}.games-row .date-cell{color:var(--muted)}.games-row .game-review-button{border-radius:4px;width:100%;min-height:32px;font-size:13px}.account-heading{margin-bottom:24px}.connected-accounts{margin-top:16px}.source-buttons{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;padding:0;display:grid}.source-card{min-height:132px;color:var(--text);text-align:left;background:#0e1a29;border:1px solid #dfe9f517;border-radius:4px;flex-direction:column;justify-content:flex-start;align-items:stretch;gap:14px;padding:18px;display:flex}.source-card:hover:not(:disabled){background:#2aad7e0a;border-color:#2aad7e73}.source-card-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.source-card-head strong{font-size:17px;font-weight:600}.source-state,.connected-pill{color:var(--muted);font-family:var(--font-mono), monospace;letter-spacing:.04em;font-size:10px}.connected-pill{color:#07101a;background:var(--accent);border-radius:3px;padding:3px 7px;font-weight:600}.source-description{color:var(--muted);font-size:13px;font-weight:400;line-height:1.5}.connected-row{border-color:#dfe9f517;grid-template-columns:120px minmax(0,1fr) auto;padding:14px 0}.connected-row button{background:0 0;border:1px solid #dfe9f51f;padding:8px 12px}.import-pgn{margin-top:20px}.import-pgn textarea{font-family:var(--font-mono), monospace;background:#0e1a29;border-color:#dfe9f524;border-radius:4px;line-height:1.6}.pricing{align-items:stretch;gap:24px;width:min(1280px,100%);margin:0 auto;padding:42px 24px 64px}.pricing-head{text-align:left;max-width:720px}.pricing-head h1{letter-spacing:-.02em;align-items:center;gap:10px;margin:0 0 8px;font-size:34px;font-weight:600;display:flex}.pricing-title-badge{object-fit:contain;flex:none;width:38px;height:38px}.compare{--label:260px;--plans:repeat(4, minmax(0, 1fr));flex-direction:column;display:flex;position:relative}.compare-tabs{display:none}.compare-head,.compare-row{grid-template-columns:var(--label) var(--plans);align-items:center;display:grid}.compare-head{z-index:2;background:var(--bg);align-items:stretch;position:sticky;top:0}.compare-plan{text-align:center;border-left:1px solid #dfe9f512;flex-direction:column;align-items:center;gap:6px;padding:26px 14px 22px;display:flex;position:relative}.compare-plan.featured{border:1px solid var(--accent);background:linear-gradient(#2aad7e1f,#0000 70%);border-bottom:none;border-radius:6px 6px 0 0}.compare-flag{color:#07101a;background:var(--accent);font-family:var(--font-mono), monospace;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;border-radius:3px;padding:3px 10px;font-size:9px;font-weight:700;position:absolute;top:-10px;left:50%;transform:translate(-50%)}.compare-name{font-size:17px;font-weight:600}.compare-price{font-family:var(--font-mono), monospace;letter-spacing:-.02em;align-items:baseline;gap:5px;font-size:32px;font-weight:600;display:flex}.compare-price small{color:var(--muted);font-size:13px;font-weight:400}.compare-note{min-height:15px;color:var(--muted);font-size:12px}.compare-credits{background:var(--panel);color:var(--text);font-family:var(--font-mono), monospace;white-space:nowrap;border-radius:3px;margin-top:2px;padding:4px 10px;font-size:11px}.compare-plan.featured .compare-credits{color:var(--accent);box-shadow:inset 0 0 0 1px #2aad7e66}.compare-cta{width:100%;margin-top:14px;padding:11px 12px;font-size:14px;font-weight:600;transition:filter .15s}.compare-cta:hover:not(:disabled){filter:brightness(1.2)}.compare-title{color:var(--muted);font-family:var(--font-mono), monospace;letter-spacing:.08em;text-transform:uppercase;padding:26px 16px 10px 0;font-size:11px}.compare-row.title-row{border-top:none}.compare-row.title-row .compare-cell{padding:0}.compare-row{border-top:1px solid #dfe9f512;transition:opacity .18s}.compare-feature{cursor:pointer;align-items:center;gap:11px;padding:14px 16px 14px 0;font-size:14.5px;display:flex}.compare-hint{width:15px;height:15px;color:var(--muted);background:#dfe9f51f;border-radius:50%;flex:none;place-items:center;font-size:9px;font-style:normal;font-weight:700;display:grid}.compare-row.lit .compare-hint{background:var(--accent);color:#07101a}.compare-feature img{object-fit:contain;flex:none;width:26px;height:26px}.row-icon{width:26px;color:var(--accent);flex:none}.compare-cell{border-left:1px solid #dfe9f512;justify-content:center;align-self:stretch;align-items:center;padding:14px 10px;display:flex}.compare-cell.featured{border-left:1px solid var(--accent);border-right:1px solid var(--accent);background:#2aad7e0a}.compare-group:last-child .compare-row:last-child .compare-cell.featured{border-bottom:1px solid var(--accent);border-radius:0 0 6px 6px}.cell-yes{color:var(--accent)}.cell-no{color:#e06c62}.cell-text{color:var(--muted);text-align:center;font-size:13px}.compare.dimmed .compare-row:not(.lit),.compare.dimmed .compare-title,.compare.dimmed .compare-head{opacity:.25}.compare-row.lit{background:#dfe9f508}.feature-pop{top:0;left:calc(var(--label) + 12px);z-index:5;width:min(720px, calc(100% - var(--label) - 24px));background:var(--panel);pointer-events:none;border:1px solid #dfe9f524;border-radius:10px;padding:20px;position:absolute;transform:translateY(-50%);box-shadow:0 24px 80px #0000008c}.feature-pop-head{align-items:center;gap:10px;margin-bottom:14px;display:flex}.feature-pop-head img{object-fit:contain;width:28px;height:28px}.feature-pop-head .row-icon{width:28px;height:28px}.feature-pop-head h3{margin:0;font-size:17px;font-weight:600}.feature-pop-stage{--square-size:40px;background:var(--bg);border-radius:8px;justify-content:center;align-items:center;padding:16px;display:flex}.feature-pop-stage:has(.board){min-height:356px}.feature-pop-stage .thinking-label{flex:none}.feature-pop-note{color:var(--muted);margin:14px 0 0;font-size:14px;line-height:1.6}.demo-row{align-items:center;gap:16px;display:flex}.demo-panel{flex-direction:column;gap:8px;width:340px;font-size:13px;line-height:1.55;display:flex}.demo-panel.wide{width:100%}.demo-panel p{margin:0}.demo-label{color:var(--muted);align-items:center;gap:5px;margin-left:8px;font-size:11px;font-weight:600;display:inline-flex}.demo-label img{width:15px;height:15px}.demo-turn{flex-direction:column;gap:8px;display:flex}.demo-verdict{border-left:3px solid var(--panel-soft);background:var(--panel);border-radius:6px;padding:12px 14px}.demo-verdict.bad{border-left-color:#e0452b}.demo-verdict.good{border-left-color:var(--accent)}.demo-verdict h4{margin:0 0 5px;font-size:14.5px;font-weight:600}.demo-verdict p{color:var(--muted);margin:0}.demo-steps{counter-reset:step;flex-direction:column;gap:5px;margin:0;padding:0;font-size:12px;list-style:none;display:flex}.demo-steps li{color:var(--muted);opacity:.45;align-items:center;gap:8px;transition:opacity .2s;display:flex}.demo-steps li:before{counter-increment:step;content:counter(step);background:var(--panel-soft);width:16px;height:16px;font-family:var(--font-mono), monospace;border-radius:50%;flex:none;place-items:center;font-size:9px;display:grid}.demo-steps li.on{opacity:1;color:var(--text)}.demo-steps li.on:before{background:var(--accent);color:#07101a}.demo-tally{flex-direction:column;gap:6px;width:320px;margin:0;padding:0;font-size:12.5px;list-style:none;display:flex}.demo-tally li{background:var(--panel);color:var(--muted);opacity:.4;border-radius:4px;align-items:center;gap:9px;padding:7px 10px;transition:opacity .2s,color .2s;display:flex}.demo-tally li.on{opacity:1;color:var(--text)}.demo-tally img{object-fit:contain;flex:none;width:17px;height:17px}.demo-tally span{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.demo-tally b{font-family:var(--font-mono), monospace;color:var(--accent);flex:none;font-size:11.5px}.layout{gap:12px;padding:20px}.board{border-radius:3px;box-shadow:0 16px 45px #00000038}.panel,.accuracy,.engine{background:#16273c;border:1px solid #dfe9f517;border-radius:4px}.panel{gap:12px;padding:16px}.panel-head{min-height:24px;font-family:var(--font-mono), monospace;font-size:11px}.panel-head .link{color:var(--muted)}.players{gap:8px;font-size:13px}.player-dot{width:9px;height:9px}.accuracy{padding:17px}.accuracy .eyebrow{margin-bottom:10px}.accuracy-table{font-family:var(--font-mono), monospace;font-size:13.5px}.accuracy-table th,.accuracy-table td{padding:9px 3px}.accuracy-table thead th{border-color:#dfe9f517;font-size:11px}.accuracy-table tbody th{font-family:var(--font-sans), system-ui, sans-serif;font-size:13.5px}.accuracy-main{border-color:#dfe9f517}.accuracy-main td{color:var(--accent);font-size:21px;font-weight:600}.accuracy-label{gap:7px}.accuracy-label img{width:16px;height:16px}.engine-head{padding:12px 14px}.engine-eval{font-family:var(--font-mono), monospace;font-size:20px;font-weight:600}.engine-meta,.engine-line{font-family:var(--font-mono), monospace;font-size:11px}.engine-line{border-color:#dfe9f514;padding:9px 12px}.eval-bar{border-radius:2px;width:16px}.desktop-tabs{background:0 0;border-bottom:1px solid #dfe9f517;border-radius:0;flex:none;gap:0;padding:0;display:flex}.desktop-tabs button{color:var(--muted);background:0 0;border-radius:0;flex:1;padding:10px;font-size:13px}.desktop-tabs button.active{color:var(--text);box-shadow:inset 0 -2px 0 var(--accent)}.review-panel .coach-panel,.review-panel .move-list{flex:1;min-height:0}.move-list{font-family:var(--font-mono), monospace;background:#07101a47;border:1px solid #dfe9f512;border-radius:4px}.move-row.striped{background:#dfe9f506}.move{font-size:13px;font-weight:500}.move.active{background:#21384f}.thread,.shell .thread{flex:1;gap:10px;min-height:220px;max-height:none}.turn{border:1px solid #dfe9f517;border-radius:4px;padding:12px 14px;font-size:14px;line-height:1.55}.turn.assistant,.turn.assistant.muted{color:var(--text);background:#1d334b}.turn.assistant.explanation{background:#1d334b;border-color:#2aad7e66;max-width:100%}.turn.assistant.explanation:hover{background:#213b57}.turn.assistant.muted{color:var(--muted);background:#dfe9f50a}.turn.user{color:var(--text);background:#16273c;font-weight:400}.ask-row input{background:#0e1a29;border:1px solid #dfe9f524;border-radius:4px;height:40px}.ask-row button{border-radius:4px;min-width:64px}.controls button{font-family:var(--font-mono), monospace;background:#dfe9f50a;border:1px solid #dfe9f51f;border-radius:4px;padding:9px 0;font-size:15px}.board-workspace{width:calc(var(--square-size) * 8 + var(--eval-bar) + 8px);flex-direction:column;flex:none;gap:7px;display:flex}.board-player{height:20px;color:var(--muted);font-family:var(--font-sans), system-ui, sans-serif;align-items:center;gap:7px;font-size:10px;display:flex}.board-player strong{color:var(--text);text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:400;overflow:hidden}.board-player-color{background:var(--eval-black);border:1px solid #dfe9f51f;border-radius:2px;width:18px;height:18px}.board-player-color.white{background:var(--eval-white)}.board-row{align-items:flex-start;gap:8px;display:flex}.board-actions,.board-controls{flex:none;align-items:center;gap:5px;display:flex}.board-controls{flex:4 auto}.board-actions>button,.board-controls button{min-width:31px;height:30px;color:var(--muted);font-family:var(--font-mono), monospace;background:#dfe9f50a;border:1px solid #dfe9f51f;border-radius:3px;flex:auto;padding:4px 8px;font-size:10px}.board-actions>button:hover,.board-controls button:hover{color:var(--text);background:#dfe9f514}.evaluation-timeline{flex:none;width:100%}.timeline-chart{background:linear-gradient(#1f1f1f,#3a3a3a 6px);border-radius:4px;height:120px;position:relative;overflow:hidden}.timeline-chart svg{width:100%;height:100%;display:block}.timeline-even{stroke:#8a8a8a80;stroke-width:2px;vector-effect:non-scaling-stroke}.timeline-area{fill:#f5f5f4}.timeline-played{fill:#8e8e8e}.timeline-cursor{z-index:4;top:0;bottom:0;left:var(--timeline-x);pointer-events:none;background:#fabc45;width:2px;margin-left:-1px;position:absolute}.timeline-cursor:after{content:"";top:var(--timeline-y);background:#fabc45;border:1px solid #89571b;border-radius:50%;width:9px;height:9px;position:absolute;left:50%;transform:translate(-50%,-50%)}.timeline-range{z-index:2;appearance:none;cursor:pointer;touch-action:pan-y;background:0 0;width:100%;height:100%;margin:0;position:absolute;inset:0}.timeline-range::-webkit-slider-runnable-track{background:0 0;height:100%}.timeline-range::-webkit-slider-thumb{appearance:none;background:0 0;width:12px;height:100%}.timeline-range::-moz-range-track{background:0 0;height:100%}.timeline-range::-moz-range-thumb{background:0 0;border:0;width:12px;height:100%}.timeline-marker{z-index:5;top:var(--timeline-y);left:var(--timeline-x);background:0 0;border-radius:50%;width:13px;height:13px;padding:0;position:absolute;transform:translate(-50%,-50%)}.timeline-marker img{width:100%;height:100%;display:block}.timeline-hover{z-index:6;top:var(--timeline-y);left:var(--timeline-x);pointer-events:none;border:2px solid #8a8a8a;border-radius:50%;width:9px;height:9px;position:absolute;transform:translate(-50%,-50%)}.timeline-tip{z-index:6;top:calc(var(--timeline-y) + 8px);left:var(--timeline-x);color:#fff;font-family:var(--font-mono), monospace;white-space:nowrap;pointer-events:none;background:#171717;border-radius:6px;padding:6px 10px;font-size:12px;font-weight:700;position:absolute;transform:translate(-50%)}.timeline-tip.above{top:calc(var(--timeline-y) - 8px);transform:translate(-50%,-100%)}.timeline-empty{color:#a8a8a6;font-family:var(--font-mono), monospace;white-space:nowrap;font-size:10px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.puzzle-feedback{background:#dfe9f50a;border:1px solid #dfe9f517;border-left:3px solid #dfe9f52e;border-radius:4px}.puzzle-actions button{border:1px solid #dfe9f51f;border-radius:4px}.puzzle-game{font-family:var(--font-mono), monospace;border-color:#dfe9f517;font-size:11px}.hero{gap:clamp(36px,7vw,110px);min-height:calc(100vh - 150px);padding:72px clamp(24px,7vw,110px);position:relative;overflow:hidden}.hero:before{content:"";opacity:.18;pointer-events:none;background-image:linear-gradient(#dfe9f512 1px,#0000 1px),linear-gradient(90deg,#dfe9f512 1px,#0000 1px);background-size:56px 56px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(90deg,#000,#0000 75%);mask-image:linear-gradient(90deg,#000,#0000 75%)}.hero-copy,.hero-shot{z-index:1;position:relative}.hero-copy{text-align:center;align-items:center;gap:12px}.hero-copy .eyebrow{color:var(--accent);margin-bottom:0}.hero-copy h1{letter-spacing:-.045em;font-size:clamp(50px,6vw,76px);font-weight:600;line-height:.95}.hero-copy h3{max-width:520px;font-size:19px;line-height:1.55}.hero-logo{align-self:center;width:84px}.hero-cta{border-radius:4px;align-self:center;margin-top:18px;padding:13px 22px;font-size:15px}.signin-brand{text-align:center;align-items:center;gap:8px;margin:0}.signin-brand .hero-logo{align-self:center}.signin-brand h1{font-size:54px;line-height:1}.signin-brand .signin-card{border-radius:4px;margin-top:18px;padding:24px 32px}.signin-card h2{margin-bottom:14px}.footer{background:#0b1522;border-color:#dfe9f517}.footer,.footer-links .link,.footer-legal{font-size:12px}.legal{width:min(860px,100%);padding:48px 24px 72px}.legal h1{letter-spacing:-.025em;font-size:36px;font-weight:600}.legal h2{border-top:1px solid #dfe9f517;padding-top:24px;font-size:18px;font-weight:600}.legal p{color:#b8c8d9}@media (min-width:1201px){.shell .review-workspace{--review-side-width:clamp(280px, 20vw, 360px);--review-panel-width:calc(var(--review-side-width) + 130px);--review-board-gap:8px;--square-size:min(calc((100dvh - 151px) / 8), calc((100vw - var(--review-side-width) - var(--review-panel-width) - var(--eval-bar) - 8px - var(--review-board-gap) * 2) / 8), 120px);grid-template-columns:var(--review-side-width) minmax(0, 1fr) var(--review-panel-width);grid-template-areas:"report board panel";justify-content:stretch;align-items:start;min-height:calc(100vh - 56px);padding:0;display:grid}.review-workspace .side{background:var(--bg);border:1px solid #dfe9f517;border-left:0;border-radius:0;flex-direction:column;grid-area:report;gap:0;width:100%;min-width:0;max-width:none;height:calc(100dvh - 56px);overflow:hidden}.review-workspace .side>*{flex:none}.review-workspace .side>.accuracy,.review-workspace .side>.engine{background:0 0;border:0;border-radius:0}.review-workspace .side>.engine,.review-workspace .side>.fix-game-blunders{border-top:1px solid #dfe9f517}.review-workspace .side>.fix-game-blunders{border-radius:0}.review-workspace .side>.engine+.fix-game-blunders{margin-top:auto}.review-workspace>.board-workspace{grid-area:board;place-self:center}.review-workspace>.review-panel{background:var(--bg);border-right:0;border-radius:0;grid-area:panel;width:100%;height:calc(100dvh - 56px);max-height:calc(100dvh - 56px)}.shell .puzzle-workspace{--square-size:min(calc((100vh - 108px) / 8), calc((100vw - 480px - var(--eval-bar) - 8px) / 8), 104px);grid-template-columns:calc(var(--square-size) * 8 + var(--eval-bar) + 8px) minmax(330px, 400px);justify-content:center;align-items:start;display:grid}.puzzle-workspace .panel{width:100%;height:calc(var(--square-size) * 8);max-height:calc(100vh - 96px)}}@media (max-width:1200px){.layout.tabbed{--bar:0px;padding-bottom:8px}.shell .layout.tabbed{--square-size:min(calc((100vw - 48px) / 8), max(32px, calc((52dvh - 130px) / 8)), 96px)}.desktop-tabs{display:none}.review-workspace,.puzzle-workspace{background:#0e1a29}.review-workspace .eval-bar{width:calc(var(--square-size) * 8)}.review-workspace .board-row .eval-bar,.puzzle-workspace .board-row .eval-bar{width:var(--eval-bar);height:calc(var(--square-size) * 8);align-self:flex-start}.review-workspace .board-row .eval-bar-black,.puzzle-workspace .board-row .eval-bar-black{left:0;bottom:var(--fill)}.tab-strip{background:#dfe9f50f;border-radius:4px}.tab-strip button,.tab-strip button.active{border-radius:3px}}@media (max-width:960px){.games-row{border-bottom-color:#dfe9f512;grid-template-columns:26px minmax(0,1fr) auto auto auto;grid-template-areas:"source players score acc outcome""time time moves ended date""action action action action action";gap:10px;padding:14px}.games-row .source-mark{grid-area:source;align-self:center}.games-row .players-cell{grid-area:players}.games-row .score-cell{grid-area:score}.games-row .acc-cell{grid-area:acc;justify-self:end}.games-row .outcome-mark{grid-area:outcome;justify-self:end}.games-row .time-cell{color:var(--muted);grid-area:time}.games-row .moves-cell{grid-area:moves;justify-self:center}.games-row .ended-cell{grid-area:ended;justify-self:center}.games-row .date-cell{grid-area:date;justify-self:end}.games-row .game-review-button{grid-area:action;justify-self:center;width:100%;max-width:420px;margin-top:2px}.source-buttons{grid-template-columns:1fr}.source-card{min-height:112px}}@media (max-width:1100px){.compare{--label:200px}.compare-price{font-size:26px}}@media (max-width:960px){.compare-tabs{background:var(--panel);border-radius:8px;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;padding:4px;display:grid}.compare-tabs button{color:var(--muted);background:0 0;border-radius:6px;flex-direction:column;align-items:center;gap:2px;padding:8px 4px;font-size:13px;font-weight:600;display:flex}.compare-tabs small{font-family:var(--font-mono), monospace;font-size:11px;font-weight:400}.compare-tabs button.on{background:var(--accent);color:#07101a}.compare{--label:minmax(0, 1fr);--plans:minmax(96px, auto)}.compare-head{grid-template-columns:1fr;position:static}.compare-corner,.compare-plan:not(.picked),.compare-cell:not(.picked){display:none}.compare-plan,.compare-plan.featured{border:1px solid #dfe9f51f;border-radius:8px;padding:22px 16px 18px}.compare-plan.featured{border-color:var(--accent)}.compare-cell,.compare-cell.featured,.compare-group:last-child .compare-row:last-child .compare-cell.featured{background:0 0;border:none;justify-content:flex-end;padding:14px 0 14px 10px}.feature-pop{pointer-events:auto;cursor:pointer;width:min(420px,100vw - 24px);max-height:86vh;padding:14px;position:fixed;left:50%;overflow-y:auto;transform:translate(-50%,-50%);top:50%!important}:is(.feature-pop-stage,.feature-pop-stage:has(.board)){--square-size:min(38px, calc((100vw - 92px) / 8));min-height:0;padding:10px}.demo-row{flex-direction:column;gap:12px}.demo-panel,.demo-tally{width:100%}}@media (max-width:800px){.topbar{grid-template-columns:minmax(0,1fr) auto;gap:6px 12px;height:auto;min-height:56px;padding:9px 12px}.topbar>.tabs{grid-area:2/1/auto/-1;margin:0 -12px -9px;padding:0 12px 8px}.topbar>.account-chip{grid-area:1/2}.topbar>.brand{grid-area:1/1;justify-self:start}.shell:has(.layout.tabbed) .topbar{height:46px;display:grid}.section-head{align-items:flex-start}.card-heading{flex-direction:column;align-items:flex-start;gap:5px}.pricing-head h1{font-size:29px}.pricing-title-badge{width:32px;height:32px}}@media (max-width:620px){.content,.pricing{padding:24px 12px 48px}.section-actions{width:100%}.section-actions button{flex:1}.source-card{padding:16px}.connected-row{grid-template-columns:1fr auto}.connected-row>:first-child{grid-column:1/-1;font-size:11px}.hero{padding:46px 18px}.hero-copy{text-align:center;align-items:center}.hero-logo,.hero-cta{align-self:center}.hero-copy h1{font-size:46px}.hero-copy h3{font-size:16px}.legal{padding:32px 16px 52px}}.hero{gap:clamp(28px,3.5vw,64px);padding:48px clamp(20px,3.5vw,64px)}.hero-copy{flex:none;width:min(460px,100%)}.hero-shot{container-type:inline-size}.hero-demo{--square-size:clamp(28px, min(7.2cqw, calc((100cqw - 330px) / 8)), 64px);--eval-bar:9px;text-align:left;background:#16273c;border:1px solid #dfe9f51f;border-radius:4px;flex-direction:column;gap:8px;width:100%;max-width:900px;margin:0 auto;padding:12px;display:flex;box-shadow:0 28px 80px #00000080}.hero-demo-head{font-family:var(--font-mono), monospace;justify-content:flex-end;font-size:10px;display:flex}.hero-demo-score{color:var(--text);font-weight:600}.hero-demo-stage{align-items:flex-start;gap:10px;display:flex}.hero-demo .board{order:0;align-self:flex-start}.hero-demo .eval-bar{width:var(--eval-bar);height:calc(var(--square-size) * 8);align-self:flex-start}.hero-demo .eval-bar-black{left:0;bottom:var(--fill)}.hero-demo .square img.badge{top:calc(var(--square-size) * -.3);right:calc(var(--square-size) * -.16);width:calc(var(--square-size) * .6);height:calc(var(--square-size) * .6)}.hero-demo-panel{min-width:0;height:calc(var(--square-size) * 8);flex-direction:column;flex:1;gap:7px;display:flex}.hero-demo .thread,.hero-demo .shell .thread{background:#07101a47;border:1px solid #dfe9f512;border-radius:4px;flex:1;gap:7px;min-height:0;padding:8px}.hero-demo .turn{max-width:100%;padding:10px 12px;font-size:13px;line-height:1.55}.hero-demo .turn-move{font-family:var(--font-mono), monospace;align-items:center;gap:6px;margin-bottom:5px;font-size:10px;display:flex}.hero-demo-label{color:var(--text);align-items:center;gap:4px;margin-left:auto;display:inline-flex}.hero-demo-label img{width:12px;height:12px}.hero-demo-chips{flex-wrap:wrap;gap:5px;display:flex}.hero-demo-chip{color:var(--muted);font-family:var(--font-mono), monospace;text-align:left;background:#dfe9f50a;border:1px solid #dfe9f524;border-radius:3px;padding:6px 10px;font-size:11px}.hero-demo-chip:hover{color:var(--text);background:#dfe9f517;border-color:#dfe9f54d}.hero-demo-chip.back{color:var(--accent);border-color:#2aad7e66}.hero-demo .ask-row{gap:6px}.hero-demo .ask-row input{height:34px;padding:0 11px;font-size:13px}.hero-demo .ask-row button{min-width:54px;padding:0 14px;font-size:13px}.hero-demo-foot{align-items:center;gap:8px;display:flex}.hero-demo .evaluation-timeline{flex:1;min-width:0}.hero-demo .timeline-chart{height:66px}.hero-demo .board-controls{flex:none}.hero-demo .board-controls button{min-width:30px;height:30px;font-size:10px}@container (max-width:560px){.hero-demo{--square-size:min(40px, calc((100cqw - 44px) / 8))}.hero-demo-stage{flex-direction:column;align-items:center}.hero-demo-panel{width:100%;height:auto}.hero-demo .thread{min-height:130px;max-height:160px}.hero-demo .timeline-chart{height:50px}}@container (max-width:420px){.hero-demo-foot{flex-direction:column;align-items:stretch}.hero-demo .board-controls{width:100%}}.pitch{flex-direction:column;align-items:center;gap:16px;width:min(760px,100%);margin:12px auto 16px;display:flex}.pitch h2{letter-spacing:-.02em;text-align:center;margin:0;font-size:40px;font-weight:600}.pitch-card{background:var(--panel);text-align:center;border:1px solid #dfe9f517;border-radius:8px;flex-direction:column;gap:6px;width:100%;padding:14px 14px 20px;display:flex}.pitch-card h3{letter-spacing:-.01em;margin:0;font-size:20px;font-weight:600}.pitch-card p{color:var(--muted);margin:0;font-size:14px;line-height:1.55}.pitch-wall{background:var(--bg);text-align:left;border-radius:6px;height:400px;margin-bottom:12px;overflow:hidden;-webkit-mask-image:linear-gradient(#0000,#000 14% 86%,#0000);mask-image:linear-gradient(#0000,#000 14% 86%,#0000)}.pitch-wall ul{flex-direction:column;gap:10px;margin:0;padding:0 18px 10px;list-style:none;animation:32s linear infinite pitch-scroll;display:flex}.pitch-wall:hover ul{animation-play-state:paused}.pitch-wall li{background:var(--panel);border-radius:12px 12px 12px 3px;grid-template-columns:30px 1fr;gap:4px 14px;padding:16px 18px;font-size:16.5px;line-height:1.4;display:grid}.pitch-wall img{object-fit:contain;grid-row:span 2;width:30px;height:30px}.pitch-wall small{color:var(--accent);font-family:var(--font-mono), monospace;letter-spacing:.06em;text-transform:uppercase;font-size:11px}.pitch-wall small:before{content:"→ "}@keyframes pitch-scroll{to{transform:translateY(-50%)}}@media (prefers-reduced-motion:reduce){.pitch-wall ul{animation:none}}@media (max-width:620px){.pitch h2{font-size:30px}.pitch-wall{height:340px}}
