@import url(https://fonts.googleapis.com/css2?family=Cinzel:wght@600;700;900&family=Outfit:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600;700&display=swap);:root{--bg-0:#0d1117;--bg-1:#161b22;--bg-2:#1c2128;--bg-3:#21262d;--bg-4:#30363d;--border:#ffffff12;--border-md:#30363d;--border-lg:#444c56;--green:#3fb950;--green-glow:#3fb95059;--green-dim:#3fb9501a;--green-dark:#238636;--gold:#e3b341;--gold-dim:#e3b3411f;--gold-glow:#e3b3414d;--red:#f85149;--red-dim:#f851491a;--blue:#58a6ff;--purple:#bc8cff;--text-1:#f0f6fc;--text-2:#c9d1d9;--text-3:#8b949e;--text-4:#484f58;--text-5:#30363d;--font-display:"Cinzel",serif;--font-body:"Outfit",sans-serif;--font-mono:"JetBrains Mono",monospace;--r-sm:6px;--r-md:10px;--r-lg:14px;--r-xl:20px;--r-2xl:28px;--shadow-sm:0 1px 3px #0006;--shadow-md:0 4px 16px #0000008c;--shadow-lg:0 8px 40px #000000b3;--shadow-green:0 4px 20px #3fb95040;--shadow-gold:0 4px 20px #e3b34133;--nav-height:56px;--transition:160ms ease}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{-webkit-font-smoothing:antialiased;background:#0d1117;background:var(--bg-0);color:#c9d1d9;color:var(--text-2);font-family:Outfit,sans-serif;font-family:var(--font-body);line-height:1.6;min-height:100vh}h1,h2,h3,h4,h5{color:#f0f6fc;color:var(--text-1);font-family:Cinzel,serif;font-family:var(--font-display);font-weight:700;letter-spacing:.01em;line-height:1.2}h1{font-size:clamp(1.8rem,4vw,2.8rem)}h2{font-size:clamp(1.4rem,3vw,2rem)}h3{font-size:clamp(1.1rem,2vw,1.35rem)}h3,h4{font-weight:600}h4{font-size:1rem}p{color:#8b949e;color:var(--text-3);line-height:1.7}a{color:#3fb950;color:var(--green);text-decoration:none;transition:color .16s ease;transition:color var(--transition)}a:hover{color:#56d364}::-webkit-scrollbar{height:5px;width:5px}::-webkit-scrollbar-track{background:#161b22;background:var(--bg-1)}::-webkit-scrollbar-thumb{background:#30363d;background:var(--bg-4);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#444c56;background:var(--border-lg)}.container{margin:0 auto;max-width:1200px;padding:0 1.5rem}.page{min-height:calc(100vh - 56px);min-height:calc(100vh - var(--nav-height));padding:2.5rem 0}.page-narrow{margin:0 auto;max-width:520px}.card{background:#161b22;background:var(--bg-1);border:1px solid #30363d;border:1px solid var(--border-md);border-radius:14px;border-radius:var(--r-lg);padding:1.25rem;transition:border-color .16s ease,box-shadow .16s ease;transition:border-color var(--transition),box-shadow var(--transition)}.card:hover{border-color:#444c56;border-color:var(--border-lg)}.card-green{border-color:#3fb9504d}.card-gold{border-color:#e3b34147}.btn{align-items:center;border:1.5px solid #0000;border-radius:10px;border-radius:var(--r-md);cursor:pointer;display:inline-flex;font-family:Outfit,sans-serif;font-family:var(--font-body);font-size:.875rem;font-weight:600;gap:.4rem;justify-content:center;letter-spacing:.02em;padding:.6rem 1.25rem;text-decoration:none;transition:all .16s ease;transition:all var(--transition);white-space:nowrap}.btn:disabled{cursor:not-allowed;opacity:.45}.btn-primary{background:#3fb950;background:var(--green);border-color:#3fb950;border-color:var(--green);box-shadow:0 4px 20px #3fb95040;box-shadow:var(--shadow-green);color:#0d1117}.btn-primary:hover:not(:disabled){background:#56d364;border-color:#56d364;box-shadow:0 6px 24px #3fb95073;transform:translateY(-1px)}.btn-gold{background:#e3b341;background:var(--gold);border-color:#e3b341;border-color:var(--gold);box-shadow:0 4px 20px #e3b34133;box-shadow:var(--shadow-gold);color:#0d1117}.btn-gold:hover:not(:disabled){background:#f0c050;transform:translateY(-1px)}.btn-ghost{background:#0000;border-color:#30363d;border-color:var(--border-md);color:#8b949e;color:var(--text-3)}.btn-ghost:hover:not(:disabled){background:#1c2128;background:var(--bg-2);border-color:#444c56;border-color:var(--border-lg);color:#c9d1d9;color:var(--text-2)}.btn-danger{background:#f851491a;background:var(--red-dim);border-color:#f8514966;color:#f85149;color:var(--red)}.btn-danger:hover:not(:disabled){background:#f851492e}.btn-sm{font-size:.8rem;padding:.38rem .85rem}.btn-lg{font-size:1rem;padding:.85rem 2rem}.btn-xl{font-size:1.1rem;font-weight:700;padding:1.1rem 2.5rem}.btn-block{width:100%}.form-group{margin-bottom:1rem}.form-label{color:#8b949e;color:var(--text-3);display:block;font-size:.8rem;font-weight:600;letter-spacing:.06em;margin-bottom:.4rem;text-transform:uppercase}.form-input{background:#0d1117;background:var(--bg-0);border:1.5px solid #30363d;border:1.5px solid var(--border-md);border-radius:10px;border-radius:var(--r-md);color:#f0f6fc;color:var(--text-1);font-family:Outfit,sans-serif;font-family:var(--font-body);font-size:.925rem;outline:none;padding:.65rem .9rem;transition:border-color .16s ease,box-shadow .16s ease;transition:border-color var(--transition),box-shadow var(--transition);width:100%}.form-input::placeholder{color:#484f58;color:var(--text-4)}.form-input:focus{border-color:#3fb950;border-color:var(--green);box-shadow:0 0 0 3px #3fb9501f}select.form-input{cursor:pointer}.tabs{border-bottom:1px solid #30363d;border-bottom:1px solid var(--border-md);display:flex;gap:0;margin-bottom:1.5rem}.tab{background:none;border:none;border-bottom:2.5px solid #0000;color:#8b949e;color:var(--text-3);cursor:pointer;font-size:.875rem;font-weight:600;letter-spacing:.02em;padding:.7rem 1.25rem;transition:all .16s ease;transition:all var(--transition);white-space:nowrap}.tab:hover{color:#c9d1d9;color:var(--text-2)}.tab.active{border-bottom-color:#3fb950;border-bottom-color:var(--green);color:#3fb950;color:var(--green)}.badge{align-items:center;border:1px solid;border-radius:99px;display:inline-flex;font-size:.72rem;font-weight:700;gap:4px;letter-spacing:.05em;padding:.18rem .6rem;text-transform:uppercase}.badge-green{background:#3fb9501a;background:var(--green-dim);border-color:#3fb9504d;color:#3fb950;color:var(--green)}.badge-gold{background:#e3b3411f;background:var(--gold-dim);border-color:#e3b3414d;color:#e3b341;color:var(--gold)}.badge-red{background:#f851491a;background:var(--red-dim);border-color:#f851494d;color:#f85149;color:var(--red)}.badge-gray{background:#21262d;background:var(--bg-3);border-color:#30363d;border-color:var(--border-md);color:#8b949e;color:var(--text-3)}.section-label{color:#484f58;color:var(--text-4);font-size:.72rem;font-weight:700;letter-spacing:.14em;margin-bottom:.5rem;text-transform:uppercase}.spinner{animation:spin .7s linear infinite;border:3px solid #21262d;border-top-color:#3fb950;border:3px solid var(--bg-3);border-radius:50%;border-top-color:var(--green);height:32px;width:32px}.loading-center{align-items:center;display:flex;justify-content:center;min-height:40vh}@keyframes spin{to{transform:rotate(1turn)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}@keyframes popIn{0%{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}@keyframes shake{0%,to{transform:translateX(0)}20%,60%{transform:translateX(-6px)}40%,80%{transform:translateX(6px)}}@keyframes glow{0%,to{box-shadow:0 0 8px #3fb950;box-shadow:0 0 8px var(--green)}50%{box-shadow:0 0 22px #3fb950;box-shadow:0 0 22px var(--green)}}.animate-in{animation:fadeIn .35s ease both}.delay-1{animation-delay:60ms}.delay-2{animation-delay:.12s}.delay-3{animation-delay:.18s}.delay-4{animation-delay:.24s}.skeleton{animation:shimmer 1.4s infinite;background:linear-gradient(90deg,#1c2128 25%,#21262d 50%,#1c2128 75%);background:linear-gradient(90deg,var(--bg-2) 25%,var(--bg-3) 50%,var(--bg-2) 75%);background-size:200% 100%;border-radius:10px;border-radius:var(--r-md)}.move-san{font-family:JetBrains Mono,monospace;font-family:var(--font-mono);font-size:.88rem}.eval-bar-wrap{align-items:center;display:flex;gap:6px}.eval-track{background:#0d1117;background:var(--bg-0);border:1px solid #30363d;border:1px solid var(--border-md);border-radius:4px;flex:1 1;height:8px;overflow:hidden}.eval-fill-white{background:#c9d1d9;border-radius:0 4px 4px 0;float:right;height:100%;transition:width .5s ease}@media (max-width:768px){.hide-mobile{display:none!important}.container{padding:0 1rem}.page{padding:1.5rem 0}}@media (min-width:769px){.show-mobile{display:none!important}}