:root{--primary:#6366f1;--secondary:#8b5cf6;--accent:#ec4899;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--light:#f8fafc;--dark:#0f172a;--glass-bg:rgba(255,255,255,0.1);--glass-border:rgba(255,255,255,0.2);--text-light:#f1f5f9;--text-dark:#1e293b;--shadow:0 8px 32px rgba(0,0,0,0.1);--gradient:linear-gradient(135deg,#667eea 0%,#764ba2 100%);--gradient-2:linear-gradient(135deg,#f093fb 0%,#f5576c 100%);--gradient-3:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%)}[data-theme=dark]{--bg-primary:#0f172a;--bg-secondary:#1e293b;--text-primary:#f1f5f9;--text-secondary:#cbd5e1;--glass-bg:rgba(15,23,42,0.5);--glass-border:rgba(255,255,255,0.1)}[data-theme=light]{--bg-primary:#f8fafc;--bg-secondary:#ffffff;--text-primary:#1e293b;--text-secondary:#475569;--glass-bg:rgba(255,255,255,0.7);--glass-border:rgba(148,163,184,0.3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;background:var(--bg-primary,#0f172a);color:var(--text-primary,#f1f5f9);overflow-x:hidden;transition:background 0.3s ease,color 0.3s ease;line-height:1.6}body::before{content:'';position:fixed;top:0;left:0;width:100%;height:100%;background:var(--gradient);opacity:0.15;z-index:-1;animation:gradientShift 15s ease infinite}@keyframes gradientShift{0%,100%{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}25%{background:linear-gradient(135deg,#f093fb 0%,#f5576c 100%)}50%{background:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%)}75%{background:linear-gradient(135deg,#43e97b 0%,#38f9d7 100%)}}a{text-decoration:none;color:inherit}.glass{background:var(--glass-bg);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:16px;box-shadow:var(--shadow)}.glass-hover{transition:all 0.3s ease}.glass-hover:hover{transform:translateY(-5px);box-shadow:0 12px 40px rgba(0,0,0,0.2);background:rgba(255,255,255,0.15)}.btn{padding:12px 32px;border:none;border-radius:50px;font-size:16px;font-weight:600;cursor:pointer;transition:all 0.3s ease;text-transform:uppercase;letter-spacing:1px;position:relative;overflow:hidden}.btn::before{content:'';position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:rgba(255,255,255,0.3);transform:translate(-50%,-50%);transition:width 0.6s,height 0.6s}.btn:hover::before{width:300px;height:300px}.btn-primary{background:var(--gradient);color:white}.btn-secondary{background:var(--gradient-2);color:white}.btn-outline{background:transparent;border:2px solid var(--primary);color:var(--text-primary)}.btn-outline:hover{background:var(--primary);color:white}nav{position:fixed;top:0;left:0;width:100%;z-index:1000;padding:1rem 2rem;transition:all 0.3s ease}nav.scrolled{background:var(--glass-bg);backdrop-filter:blur(10px);box-shadow:var(--shadow)}.nav-container{max-width:1400px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.8rem;font-weight:700;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-menu{display:flex;list-style:none;gap:2rem;align-items:center}.nav-menu a{font-weight:500;transition:all 0.3s ease;position:relative}.nav-menu a::after{content:'';position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--gradient);transition:width 0.3s ease}.nav-menu a:hover::after{width:100%}.theme-toggle{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:50px;padding:8px 16px;cursor:pointer;display:flex;align-items:center;gap:8px;transition:all 0.3s ease}.theme-toggle:hover{transform:scale(1.05)}.menu-toggle{display:none;background:none;border:none;font-size:1.5rem;color:var(--text-primary);cursor:pointer}@media(max-width:768px){.nav-menu{position:fixed;top:70px;left:-100%;width:80%;height:calc(100vh - 70px);background:var(--glass-bg);backdrop-filter:blur(10px);flex-direction:column;padding:2rem;transition:left 0.3s ease;border-radius:0 16px 16px 0;box-shadow:var(--shadow)}.nav-menu.active{left:0}.menu-toggle{display:block}}footer{background:var(--glass-bg);backdrop-filter:blur(10px);padding:3rem 2rem 1rem;margin-top:4rem;border-top:1px solid var(--glass-border)}.footer-container{max-width:1400px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}.footer-section h3{margin-bottom:1rem;color:var(--primary)}.footer-links{list-style:none}.footer-links li{margin-bottom:0.5rem}.footer-links a{transition:color 0.3s ease}.footer-links a:hover{color:var(--primary)}.social-links{display:flex;gap:1rem;margin-top:1rem}.social-links a{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--gradient);border-radius:50%;transition:all 0.3s ease}.social-links a:hover{transform:translateY(-3px) scale(1.1)}.footer-bottom{text-align:center;margin-top:2rem;padding-top:2rem;border-top:1px solid var(--glass-border);color:var(--text-secondary)}.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:2rem;position:relative}.hero-content{max-width:800px;animation:fadeInUp 1s ease}.hero h1{font-size:3.5rem;margin-bottom:1rem;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:slideInDown 0.8s ease}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInDown{from{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}.hero p{font-size:1.3rem;margin-bottom:2rem;color:var(--text-secondary)}.hero-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.stats-section{padding:4rem 2rem;max-width:1400px;margin:0 auto}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}.stat-card{padding:2rem;text-align:center;transition:all 0.3s ease}.stat-card:hover{transform:translateY(-10px)}.stat-number{font-size:3rem;font-weight:700;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:0.5rem}.stat-label{color:var(--text-secondary);font-size:1.1rem}.section{padding:4rem 2rem;max-width:1400px;margin:0 auto}.section-title{text-align:center;font-size:2.5rem;margin-bottom:3rem;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.card{padding:2rem;transition:all 0.3s ease}.card:hover{transform:translateY(-10px)}.card-icon{font-size:3rem;margin-bottom:1rem}.card h3{margin-bottom:1rem;color:var(--primary)}.typing-test-container{max-width:900px;margin:0 auto;padding:2rem}.test-controls{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:2rem}.test-controls button{padding:10px 20px;border-radius:8px;border:2px solid var(--glass-border);background:var(--glass-bg);color:var(--text-primary);cursor:pointer;transition:all 0.3s ease}.test-controls button.active{background:var(--gradient);color:white;border-color:transparent}.test-controls button:hover{transform:scale(1.05)}.typing-area{background:var(--glass-bg);backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:16px;padding:2rem;margin-bottom:2rem;min-height:200px}.sample-text{font-size:1.5rem;line-height:2;margin-bottom:2rem;color:var(--text-secondary)}.sample-text .correct{color:var(--success)}.sample-text .incorrect{color:var(--danger);background:rgba(239,68,68,0.2)}.sample-text .current{border-bottom:2px solid var(--primary);animation:blink 1s infinite}@keyframes blink{0%,100%{opacity:1}50%{opacity:0.5}}.typing-input{width:100%;padding:1rem;font-size:1.2rem;background:var(--glass-bg);border:2px solid var(--glass-border);border-radius:8px;color:var(--text-primary);outline:none;transition:all 0.3s ease}.typing-input:focus{border-color:var(--primary);box-shadow:0 0 20px rgba(99,102,241,0.3)}.stats-display{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:2rem}.stat-box{background:var(--glass-bg);padding:1.5rem;border-radius:12px;text-align:center;border:1px solid var(--glass-border)}.stat-box .label{color:var(--text-secondary);font-size:0.9rem;margin-bottom:0.5rem}.stat-box .value{font-size:2rem;font-weight:700;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.progress-bar{width:100%;height:8px;background:var(--glass-bg);border-radius:50px;overflow:hidden;margin-bottom:2rem}.progress-fill{height:100%;background:var(--gradient);transition:width 0.3s ease;animation:pulse 2s infinite}@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.7}}.heatmap{display:grid;grid-template-columns:repeat(auto-fit,minmax(40px,1fr));gap:0.5rem;margin-top:2rem}.heatmap-key{padding:0.5rem;background:var(--glass-bg);border-radius:6px;text-align:center;font-size:0.9rem;border:1px solid var(--glass-border);transition:all 0.3s ease}.heatmap-key.weak{background:var(--danger);color:white}.heatmap-key.medium{background:var(--warning);color:white}.heatmap-key.strong{background:var(--success);color:white}.game-container{max-width:900px;margin:0 auto;padding:2rem}.game-canvas{width:100%;height:500px;background:var(--glass-bg);border:2px solid var(--glass-border);border-radius:16px;position:relative;overflow:hidden}.game-score{display:flex;justify-content:space-between;padding:1rem;background:var(--glass-bg);border-radius:12px;margin-bottom:1rem}.score-item{text-align:center}.score-item .label{color:var(--text-secondary);font-size:0.9rem}.score-item .value{font-size:1.8rem;font-weight:700;color:var(--primary)}.game-controls{display:flex;gap:1rem;justify-content:center;margin-top:1rem}.lessons-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;margin-top:2rem}.lesson-card{padding:2rem;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:16px;transition:all 0.3s ease}.lesson-card:hover{transform:translateY(-5px);box-shadow:0 12px 40px rgba(0,0,0,0.2)}.lesson-badge{display:inline-block;padding:0.5rem 1rem;background:var(--gradient);color:white;border-radius:20px;font-size:0.85rem;margin-bottom:1rem}.lesson-title{font-size:1.3rem;margin-bottom:0.5rem;color:var(--primary)}.lesson-desc{color:var(--text-secondary);margin-bottom:1rem}.finger-chart{background:var(--glass-bg);padding:2rem;border-radius:16px;margin:2rem 0;border:1px solid var(--glass-border)}.keyboard-row{display:flex;justify-content:center;gap:0.3rem;margin-bottom:0.3rem}.key{padding:0.8rem;background:var(--glass-bg);border:2px solid var(--glass-border);border-radius:6px;min-width:50px;text-align:center;font-weight:600;transition:all 0.3s ease}.key:hover{transform:scale(1.1);background:var(--gradient);color:white}.key.finger-1{border-color:#ef4444}.key.finger-2{border-color:#f59e0b}.key.finger-3{border-color:#10b981}.key.finger-4{border-color:#3b82f6}.key.finger-5{border-color:#8b5cf6}.accordion{max-width:900px;margin:0 auto}.accordion-item{margin-bottom:1rem;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:12px;overflow:hidden}.accordion-header{padding:1.5rem;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:all 0.3s ease}.accordion-header:hover{background:rgba(255,255,255,0.05)}.accordion-header h3{margin:0;color:var(--primary)}.accordion-icon{font-size:1.5rem;transition:transform 0.3s ease}.accordion-item.active .accordion-icon{transform:rotate(180deg)}.accordion-content{max-height:0;overflow:hidden;transition:max-height 0.3s ease}.accordion-item.active .accordion-content{max-height:500px;padding:1.5rem;border-top:1px solid var(--glass-border)}.contact-form{max-width:600px;margin:0 auto;background:var(--glass-bg);padding:2rem;border-radius:16px;border:1px solid var(--glass-border)}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:0.5rem;color:var(--text-primary);font-weight:600}.form-group input,.form-group textarea{width:100%;padding:0.8rem;background:var(--glass-bg);border:2px solid var(--glass-border);border-radius:8px;color:var(--text-primary);font-size:1rem;transition:all 0.3s ease}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 20px rgba(99,102,241,0.3)}.form-group textarea{min-height:150px;resize:vertical}.cookie-banner{position:fixed;bottom:20px;left:20px;right:20px;max-width:500px;background:var(--glass-bg);backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:16px;padding:1.5rem;box-shadow:var(--shadow);z-index:9999;animation:slideInUp 0.5s ease}@keyframes slideInUp{from{transform:translateY(100px);opacity:0}to{transform:translateY(0);opacity:1}}.cookie-banner.hidden{display:none}.cookie-buttons{display:flex;gap:1rem;margin-top:1rem}.scroll-top{position:fixed;bottom:30px;right:30px;width:50px;height:50px;background:var(--gradient);color:white;border:none;border-radius:50%;cursor:pointer;display:none;align-items:center;justify-content:center;font-size:1.5rem;box-shadow:var(--shadow);transition:all 0.3s ease;z-index:999}.scroll-top.visible{display:flex}.scroll-top:hover{transform:translateY(-5px) scale(1.1)}@media(max-width:768px){.hero h1{font-size:2rem}.section-title{font-size:1.8rem}.stats-grid,.card-grid,.lessons-container{grid-template-columns:1fr}.sample-text{font-size:1.2rem}.typing-input{font-size:1rem}.game-canvas{height:400px}.nav-container{padding:0}.cookie-banner{left:10px;right:10px;bottom:10px}}