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@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap";
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:root{--bg-primary:#12110f;--bg-secondary:#1e1c19;--bg-panel:#262421;--bg-input:#151412;--color-green:#81b64c;--color-green-hover:#95cc5c;--color-green-glow:#81b64c33;--color-gold:#eab308;--color-gold-hover:#facc15;--color-gold-glow:#eab30840;--color-red:#ef4444;--text-white:#fff;--text-primary:#f0f0f0;--text-secondary:#bab9b7;--text-muted:#8b8987;--border-light:#ffffff14;--border-glow:#81b64c4d;--font-outfit:"Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;--transition-smooth:all .3s cubic-bezier(.4, 0, .2, 1);--border-radius:12px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-outfit);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6;overflow-x:hidden}a{color:inherit;text-decoration:none}h1,h2,h3,h4{letter-spacing:-.02em;font-weight:700;line-height:1.2}.btn{font-family:var(--font-outfit);cursor:pointer;transition:var(--transition-smooth);border:none;border-radius:8px;justify-content:center;align-items:center;gap:8px;font-size:1rem;font-weight:600;display:inline-flex}.btn-sm{padding:8px 16px;font-size:.9rem}.btn-lg{border-radius:10px;padding:16px 32px;font-size:1.1rem}.btn-block{width:100%;padding:14px;display:flex}.btn-primary{background-color:var(--color-green);color:var(--text-white)}.btn-primary:hover{background-color:var(--color-green-hover);transform:translateY(-2px)}.btn-green-shadow:hover{box-shadow:0 10px 25px var(--color-green-glow)}.btn-gold-shadow{background-color:var(--color-gold)!important;color:#12110f!important}.btn-gold-shadow:hover{transform:translateY(-2px);background-color:var(--color-gold-hover)!important;box-shadow:0 10px 25px var(--color-gold-glow)!important}.btn-secondary{color:var(--text-primary);border:1px solid var(--border-light);background-color:#ffffff14}.btn-secondary:hover{background-color:#ffffff1f;transform:translateY(-2px)}.btn-secondary-outline{color:var(--text-primary);border:1px solid var(--border-light);background:0 0}.btn-secondary-outline:hover{background-color:#ffffff0f;border-color:#fff3}@keyframes pulse{0%,to{transform:scale(1);box-shadow:0 0 #81b64c66}50%{transform:scale(1.03);box-shadow:0 0 20px 8px #81b64c33}}.pulse-animation{animation:2.5s ease-in-out infinite pulse}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes floatChess{0%,to{transform:translateY(0)scale(1)}50%{transform:translateY(-10px)scale(1.05)}}.navbar{z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-light);background-color:#12110fd9;padding:16px 0;position:sticky;top:0}.nav-container{justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding:0 24px;display:flex}.logo-section{letter-spacing:-.03em;align-items:center;gap:10px;font-size:1.4rem;font-weight:800;display:flex}.logo-pawn{color:var(--color-green);text-shadow:0 0 10px var(--color-green-glow);font-size:1.8rem}.accent-color{color:var(--color-green)}.nav-links{gap:32px;display:flex}.nav-links a{color:var(--text-secondary);transition:var(--transition-smooth);font-weight:500;position:relative}.nav-links a:hover{color:var(--text-white)}.nav-links a:after{content:"";background-color:var(--color-green);width:0;height:2px;transition:var(--transition-smooth);position:absolute;bottom:-6px;left:0}.nav-links a:hover:after{width:100%}.nav-actions{align-items:center;gap:16px;display:flex}.hero{max-width:1200px;margin:0 auto;padding:100px 0;position:relative;overflow:hidden}.hero:before{content:"♟ ♞ ♜ ♛ ♚";color:#ffffff04;pointer-events:none;font-size:15vw;font-weight:900;position:absolute;top:10%;right:-5%}.hero-grid{grid-template-columns:1.1fr .9fr;align-items:center;gap:60px;padding:0 24px;display:grid}.badge-new{background:var(--color-green-glow);color:var(--color-green);border:1px solid var(--border-glow);letter-spacing:.05em;border-radius:20px;margin-bottom:20px;padding:4px 12px;font-size:.8rem;font-weight:700;display:inline-block}.hero-title{margin-bottom:24px;font-size:3.5rem;font-weight:800;line-height:1.15}.highlight-text{background:linear-gradient(135deg, var(--color-green), var(--color-green-hover));-webkit-text-fill-color:transparent;-webkit-background-clip:text;display:inline-block}.hero-subtitle{color:var(--text-secondary);max-width:550px;margin-bottom:40px;font-size:1.25rem}.hero-actions{gap:20px;margin-bottom:40px;display:flex}.hero-meta{color:var(--text-secondary);gap:24px;font-size:.95rem;display:flex}.hero-meta span{align-items:center;gap:8px;display:flex}.text-green{color:var(--color-green)}.text-gold{color:var(--color-gold)}.text-red{color:var(--color-red)}.hero-mockup{position:relative}.mockup-frame{background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:16px;overflow:hidden;box-shadow:0 30px 60px #0006,0 0 40px #81b64c0d}.mockup-header{background-color:var(--bg-primary);border-bottom:1px solid var(--border-light);align-items:center;padding:12px 20px;display:flex}.dots{gap:8px;display:flex}.dot{border-radius:50%;width:10px;height:10px}.dot-red{background-color:#ff5f56}.dot-yellow{background-color:#ffbd2e}.dot-green{background-color:#27c93f}.mockup-tab{background-color:var(--bg-panel);color:var(--text-secondary);border:1px solid var(--border-light);border-radius:6px;margin-left:24px;padding:4px 16px;font-size:.8rem}.mockup-body{background-color:#161512;padding:12px}.hero-preview-img{width:100%;height:auto;transition:var(--transition-smooth);border-radius:6px;display:block;box-shadow:0 10px 30px #00000080}.hero-preview-img:hover{transform:scale(1.01)}.chess-board-container{grid-template-columns:1fr 180px;gap:20px;display:grid}.chess-board{aspect-ratio:1;border-radius:8px;grid-template-rows:repeat(4,1fr);grid-template-columns:repeat(4,1fr);display:grid;position:relative;overflow:hidden;box-shadow:0 10px 20px #0000004d}.board-square{justify-content:center;align-items:center;font-size:2.2rem;display:flex;position:relative}.board-square.light{color:#769656;background-color:#eeeed2}.board-square.dark{color:#eeeed2;background-color:#769656}.chess-piece{-webkit-user-select:none;user-select:none;text-shadow:0 2px 4px #0003;font-family:Arial,sans-serif}.knight-highlight{color:var(--color-green);text-shadow:0 0 10px var(--color-green);animation:2s ease-in-out infinite floatChess}.arrow-svg-container{pointer-events:none;z-index:10;width:200%;height:200%;position:absolute;top:0;left:0}.arrow-svg{width:100%;height:100%}.vantage-extension-panel{background-color:var(--bg-panel);border:1px solid var(--border-light);border-radius:8px;flex-direction:column;gap:12px;padding:12px;font-size:.8rem;display:flex;box-shadow:inset 0 1px 3px #ffffff0d}.panel-title{color:var(--text-white);border-bottom:1px solid var(--border-light);align-items:center;gap:6px;padding-bottom:6px;font-size:.85rem;font-weight:700;display:flex}.panel-status{justify-content:space-between;align-items:center;display:flex}.status-badge{border-radius:4px;padding:2px 8px;font-size:.7rem;font-weight:700}.badge-active{color:#27c93f;background-color:#27c93f26;border:1px solid #27c93f4d}.engine-suggestion{background-color:var(--bg-input);border:1px solid var(--border-light);border-radius:6px;padding:8px}.suggest-title{color:var(--text-muted);margin-bottom:4px;font-size:.7rem}.suggest-move{color:var(--color-green);font-size:1.1rem;font-weight:800}.eval-score{color:var(--text-secondary);font-size:.75rem;font-weight:500}.control-item{color:var(--text-secondary);justify-content:space-between;align-items:center;display:flex}.user-spoof-box{background-color:#eab3080d;border:1px solid #eab30833;border-radius:6px;padding:8px}.box-title{color:var(--color-gold);align-items:center;gap:4px;margin-bottom:4px;font-size:.75rem;font-weight:700;display:flex}.spoof-details{color:var(--text-muted);font-size:.75rem}.text-light{color:var(--text-primary)}.switch{width:28px;height:16px;display:inline-block;position:relative}.switch input{opacity:0;width:0;height:0}.slider{cursor:pointer;background-color:#ffffff1a;transition:all .4s;position:absolute;inset:0}.slider:before{content:"";background-color:#fff;width:12px;height:12px;transition:all .4s;position:absolute;bottom:2px;left:2px}input:checked+.slider{background-color:var(--color-green)}input:checked+.slider:before{transform:translate(12px)}.slider.round{border-radius:16px}.slider.round:before{border-radius:50%}.section-header{text-align:center;max-width:700px;margin:0 auto 60px;padding:0 24px}.section-header h2{margin-bottom:16px;font-size:2.5rem;font-weight:800}.section-header p{color:var(--text-secondary);font-size:1.1rem}.features{background-color:var(--bg-secondary);padding:100px 0}.features-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:30px;max-width:1200px;margin:0 auto;padding:0 24px;display:grid}.feature-card{background-color:var(--bg-panel);border:1px solid var(--border-light);border-radius:var(--border-radius);transition:var(--transition-smooth);padding:40px 30px;position:relative;overflow:hidden}.feature-card:hover{border-color:#81b64c66;transform:translateY(-8px);box-shadow:0 15px 30px #0000004d,0 0 20px #81b64c0d}.feature-card:before{content:"";width:100%;height:4px;transition:var(--transition-smooth);background:0 0;position:absolute;top:0;left:0}.feature-card:hover:before{background:linear-gradient(90deg, var(--color-green), var(--color-green-hover))}.feature-icon{color:var(--color-green);margin-bottom:24px;font-size:2.2rem}.feature-card h3{align-items:center;gap:8px;margin-bottom:16px;font-size:1.35rem;font-weight:700;display:flex}.badge-plus-tag{background-color:var(--color-gold-glow);color:var(--color-gold);border:1px solid #eab3084d;border-radius:4px;padding:1px 8px;font-size:.7rem;font-weight:800}.feature-card p{color:var(--text-secondary);font-size:.95rem}.guide{max-width:1200px;margin:0 auto;padding:100px 0}.guide-steps{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:30px;padding:0 24px;display:grid}.step-card{background-color:var(--bg-panel);border:1px solid var(--border-light);border-radius:var(--border-radius);transition:var(--transition-smooth);padding:30px;position:relative}.step-card:hover{border-color:#ffffff26;transform:translateY(-4px)}.step-number{background-color:var(--color-green);width:40px;height:40px;color:var(--text-white);box-shadow:0 4px 10px var(--color-green-glow);border-radius:50%;justify-content:center;align-items:center;font-size:1.2rem;font-weight:800;display:flex;position:absolute;top:-20px;left:30px}.step-card h4{margin:15px 0 12px;font-size:1.15rem}.step-card p{color:var(--text-secondary);font-size:.9rem}.pricing{background-color:var(--bg-secondary);padding:100px 0}.pricing-tables{grid-template-columns:1fr 1fr;gap:40px;max-width:960px;margin:0 auto;padding:0 24px;display:grid}.price-card{background-color:var(--bg-panel);border:1px solid var(--border-light);transition:var(--transition-smooth);border-radius:16px;flex-direction:column;padding:40px;display:flex;position:relative}.price-card:hover{transform:translateY(-6px)}.card-premium{border:2px solid var(--color-gold);box-shadow:0 20px 40px #0006, 0 0 30px var(--color-gold-glow);background:radial-gradient(circle at top right, #eab3080d, var(--bg-panel) 40%)}.premium-glow{background:linear-gradient(90deg,#facc15,#f59e0b);border-top-left-radius:16px;border-top-right-radius:16px;height:6px;position:absolute;top:-2px;left:-2px;right:-2px}.price-header{border-bottom:1px solid var(--border-light);margin-bottom:24px;padding-bottom:24px}.popular-badge{background:linear-gradient(135deg, var(--color-gold), #f59e0b);color:#12110f;letter-spacing:.05em;border-radius:20px;padding:4px 16px;font-size:.75rem;font-weight:800;position:absolute;top:-15px;right:30px;box-shadow:0 4px 10px #eab3084d}.price-header h3{margin-bottom:12px;font-size:1.6rem;font-weight:800}.price-amount{color:var(--text-white);margin-bottom:8px;font-size:2.5rem;font-weight:800}.price-period{color:var(--text-secondary);font-size:1rem;font-weight:500}.price-desc{color:var(--text-muted);font-size:.9rem}.price-features{flex-direction:column;flex-grow:1;gap:16px;margin-bottom:40px;list-style:none;display:flex}.price-features li{align-items:center;gap:10px;font-size:.95rem;display:flex}.price-features li i{font-size:1.1rem}.price-features li.locked,.price-features li.locked i{color:var(--text-muted)}.price-actions{margin-top:auto}.footer{background-color:var(--bg-primary);border-top:1px solid var(--border-light);text-align:center;padding:60px 0}.footer-content{max-width:800px;margin:0 auto;padding:0 24px}.footer-logo{color:var(--text-white);justify-content:center;align-items:center;gap:8px;margin-bottom:16px;font-size:1.3rem;font-weight:800;display:flex}.footer-text{color:var(--text-secondary);margin-bottom:24px;font-size:.9rem}.footer-links{color:var(--text-secondary);justify-content:center;gap:20px;margin-bottom:30px;font-size:.9rem;display:flex}.footer-links a:hover{color:var(--text-white)}.footer-copy{color:var(--text-muted);border-top:1px solid var(--border-light);padding-top:24px;font-size:.8rem}.modal-overlay{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:1000;background-color:#12110fe6;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.modal-card{background-color:var(--bg-panel);border:1px solid var(--border-light);text-align:center;border-radius:16px;width:100%;max-width:480px;padding:40px;animation:4s ease-in-out infinite floatChess;box-shadow:0 25px 50px #00000080}.modal-spinner{justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 30px;display:flex;position:relative}.spinner-chess{color:var(--color-green);z-index:2;text-shadow:0 0 15px var(--color-green-glow);font-size:2.8rem;animation:2s ease-in-out infinite floatChess}.spinner-ring{border:4px stroke transparent;border-top:4px solid var(--color-green);border-right:4px solid #0000;border-radius:50%;width:100%;height:100%;animation:1s linear infinite spin;position:absolute;top:0;left:0}.modal-card h3{color:var(--text-white);margin-bottom:12px;font-size:1.4rem}.modal-desc{color:var(--text-secondary);margin-bottom:24px;font-size:.95rem}.loading-bar{background-color:#ffffff0f;border-radius:3px;width:100%;height:6px;margin-bottom:24px;overflow:hidden}.loading-fill{background:linear-gradient(90deg, var(--color-green), var(--color-green-hover));border-radius:3px;width:80%;height:100%;animation:1.5s ease-in-out infinite pulse}.modal-notice{color:var(--text-secondary);text-align:left;background-color:#eab3080d;border:1px solid #eab30826;border-radius:8px;padding:12px 16px;font-size:.85rem;line-height:1.4}.error-toast{border:1px solid #ef44444d;border-left:5px solid var(--color-red);z-index:1100;background-color:#1e1b1b;border-radius:8px;max-width:400px;padding:16px 20px;position:fixed;bottom:30px;right:30px;box-shadow:0 10px 25px #0000004d}.error-toast-content{color:var(--text-primary);align-items:center;gap:12px;font-size:.9rem;display:flex}.btn-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;margin-left:auto;font-size:1.3rem;line-height:1}.btn-close:hover{color:var(--text-white)}@media (max-width:900px){.hero-grid{text-align:center;grid-template-columns:1fr;gap:40px}.hero-title{font-size:2.8rem}.hero-subtitle{margin-left:auto;margin-right:auto}.hero-actions,.hero-meta{justify-content:center}.pricing-tables{grid-template-columns:1fr;gap:30px;max-width:500px}.chess-board-container{grid-template-columns:1fr;max-width:400px;margin:0 auto}.vantage-extension-panel{max-width:400px}}@media (max-width:600px){.navbar{padding:12px 0}.nav-links,.nav-actions .btn-secondary-outline{display:none}.logo-text{font-size:1.15rem}.hero{padding:40px 0}.hero-title{font-size:2.1rem;line-height:1.25}.hero-subtitle{margin-bottom:24px;font-size:1.05rem}.hero-actions{flex-direction:column;gap:12px;margin-bottom:24px}.hero-actions button,.hero-actions a{width:100%}.hero-meta{flex-direction:column;align-items:center;gap:10px;font-size:.9rem}.section-header{margin-bottom:40px}.section-header h2{font-size:1.85rem}.section-header p{font-size:.95rem}.features,.guide,.pricing{padding:60px 0}.feature-card{padding:30px 20px}.step-card,.price-card{padding:24px}.price-amount{font-size:2.1rem}.modal-card{padding:24px 16px}.modal-card h3{font-size:1.2rem}.modal-desc{font-size:.85rem}.error-toast{max-width:none;bottom:20px;left:20px;right:20px}}