:root{--font-body:-apple-system,BlinkMacSystemFont,'Segoe UI','Helvetica Neue',Arial,sans-serif;--font-heading:'Trebuchet MS','Segoe UI Semibold','Helvetica Neue',Arial,sans-serif;--font-mono:'Cascadia Code','Consolas','JetBrains Mono','Fira Mono','Courier New',monospace}:root{--bg-primary:#0d0d1a;--bg-secondary:#12122a;--bg-card:rgba(255,255,255,.04);--bg-card-hover:rgba(255,255,255,.07);--bg-glass:rgba(255,255,255,.05);--border-color:rgba(255,255,255,.08);--border-hover:rgba(99,102,241,.5);--text-primary:#f0f0ff;--text-secondary:#c0c0e0;--text-muted:#aeb1d6;--accent-primary:#818cf8;--accent-secondary:#8b5cf6;--accent-tertiary:#06b6d4;--accent-green:#10b981;--accent-orange:#f59e0b;--accent-pink:#ec4899;--gradient-1:linear-gradient(135deg,#6366f1 0%,#8b5cf6 100%);--gradient-2:linear-gradient(135deg,#06b6d4 0%,#6366f1 100%);--gradient-hero:linear-gradient(135deg,#0d0d1a 0%,#12122a 50%,#1a1235 100%);--shadow-card:0 8px 32px rgba(0,0,0,.3);--shadow-glow:0 0 40px rgba(99,102,241,.2);--shadow-glow-strong:0 0 60px rgba(99,102,241,.35);--radius-sm:8px;--radius-md:16px;--radius-lg:24px;--radius-xl:32px;--transition:all .3s cubic-bezier(.4,0,.2,1);--transition-slow:all .6s cubic-bezier(.4,0,.2,1);--primary:var(--accent-primary);--primary-light:var(--accent-secondary);--accent:var(--accent-secondary);--accent-gradient:var(--gradient-1);--accent-glow:rgba(99,102,241,.15);--accent-secondary:var(--accent-secondary);--bg-stats:var(--bg-secondary);--bg-quote:rgba(0,0,0,.2);--bg-author:var(--bg-secondary);--border-author:var(--border-color);--text-untyped:var(--text-muted);--text-light:#ffffff;--correct:#10b981;--correct-glow:rgba(16,185,129,.15);--incorrect:#ef4444;--incorrect-bg:rgba(239,68,68,.15);--half-error:#f59e0b;--half-error-bg:rgba(245,158,11,.15);--active:var(--accent-primary);--active-bg:rgba(129,140,248,.22);--active-word-bg:rgba(129,140,248,.12);--active-underline:rgba(129,140,248,.5);--easy-color:#10b981;--easy-bg:rgba(16,185,129,.12);--medium-color:#f59e0b;--medium-text:#f59e0b;--medium-bg:rgba(245,158,11,.12);--hard-color:#ef4444;--hard-text:#ef4444;--hard-bg:rgba(239,68,68,.12);--warning:#f59e0b;--success-blue:var(--accent-primary);--success-blue-dark:var(--accent-secondary);--added-color:var(--accent-primary);--added-bg:rgba(129,140,248,.15);--repeated-color:var(--accent-secondary);--repeated-bg:rgba(139,92,246,.15);--slow-color:var(--accent-tertiary);--slow-bg:rgba(6,182,212,.15);--table-header-bg:var(--accent-secondary);--shadow-sm:0 4px 10px rgba(0,0,0,.15);--shadow-md:0 4px 20px rgba(0,0,0,.2);--shadow-lg:0 10px 25px rgba(0,0,0,.3);--transition-fast:.15s ease;--transition-normal:.3s ease}[data-theme="light"]{--bg-primary:#f5f5ff;--bg-secondary:#ebebff;--bg-card:rgba(255,255,255,.9);--bg-card-hover:rgba(255,255,255,1);--bg-glass:rgba(255,255,255,.7);--border-color:rgba(99,102,241,.12);--border-hover:rgba(99,102,241,.4);--text-primary:#0d0d2a;--text-secondary:#262666;--text-muted:#434375;--gradient-hero:linear-gradient(135deg,#f0f0ff 0%,#e8e8ff 50%,#f5f0ff 100%);--shadow-card:0 8px 32px rgba(99,102,241,.1);--shadow-glow:0 0 40px rgba(99,102,241,.1);--shadow-glow-strong:0 0 60px rgba(99,102,241,.2);--bg-stats:rgba(99,102,241,.05);--bg-quote:rgba(99,102,241,.04);--correct:#0e7a6f;--correct-glow:rgba(14,122,111,.12);--incorrect:#b91c1c;--incorrect-bg:rgba(185,28,28,.1);--half-error:#b45309;--half-error-bg:rgba(180,83,9,.1);--easy-color:#0e7a6f;--easy-bg:#e8f8f5;--medium-color:#a03897;--medium-text:#a03897;--medium-bg:#fef3ff;--hard-color:#b33358;--hard-text:#b33358;--hard-bg:#fff0f3;--shadow-sm:0 4px 10px rgba(99,102,241,.05);--shadow-md:0 4px 20px rgba(99,102,241,.08);--shadow-lg:0 10px 25px rgba(99,102,241,.12)}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-padding-top:80px}body{font-family:var(--font-body);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;transition:background .4s ease,color .4s ease}h1,h2,h3,h4,h5{font-family:var(--font-heading);font-weight:700;line-height:1.2}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}button{cursor:pointer;font-family:inherit;border:none;outline:none}.container{max-width:1200px;margin:0 auto;padding:0 24px}.section-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(99,102,241,.12);border:1px solid rgba(99,102,241,.25);color:var(--accent-primary);font-size:.78rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;padding:6px 16px;border-radius:100px;margin-bottom:16px}.section-title{font-size:clamp(2rem,4vw,3rem);font-weight:800;margin-bottom:16px}.section-subtitle{font-size:1.05rem;color:var(--text-secondary);max-width:580px;margin:0 auto}.section-header{text-align:center;margin-bottom:64px}.gradient-text{background:var(--gradient-1);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}#navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:0 24px;transition:var(--transition)}.nav-inner{max-width:1200px;margin:0 auto;height:72px;display:flex;align-items:center;justify-content:space-between}#navbar.scrolled{background:rgba(13,13,26,.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color)}[data-theme="light"] #navbar.scrolled{background:rgba(240,240,255,.85)}.nav-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-heading);font-weight:800;font-size:1.3rem}.logo-icon{width:38px;height:38px;background:var(--gradient-1);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.1rem}.nav-links{display:flex;align-items:center;gap:32px;list-style:none}.nav-links a{font-size:.9rem;font-weight:500;color:var(--text-secondary);transition:var(--transition);position:relative}.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--gradient-1);border-radius:2px;transition:var(--transition)}.nav-links a:hover{color:var(--text-primary)}.nav-links a:hover::after{width:100%}.nav-actions{display:flex;align-items:center;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 22px;border-radius:100px;font-size:.9rem;font-weight:600;transition:var(--transition);white-space:nowrap}.btn-primary{background:var(--gradient-1);color:white;box-shadow:0 4px 20px rgba(99,102,241,.4)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(99,102,241,.5)}.btn-outline{background:var(--bg-glass);color:var(--text-primary);border:1px solid var(--border-color);backdrop-filter:blur(8px)}.btn-outline:hover{border-color:var(--accent-primary);background:rgba(99,102,241,.08)}.btn-lg{padding:14px 32px;font-size:1rem;border-radius:100px}#theme-toggle{width:40px;height:40px;border-radius:50%;background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-secondary);font-size:1rem;display:flex;align-items:center;justify-content:center;transition:var(--transition)}#theme-toggle:hover{background:var(--bg-card-hover);border-color:var(--accent-primary);color:var(--accent-primary)}.hamburger{display:none;flex-direction:column;gap:5px;width:40px;height:40px;align-items:center;justify-content:center;background:var(--bg-card);border:1px solid var(--border-color);border-radius:10px;cursor:pointer}.hamburger span{display:block;width:20px;height:2px;background:var(--text-primary);border-radius:2px;transition:var(--transition)}.mobile-nav{display:none;position:fixed;top:72px;left:0;right:0;background:rgba(13,13,26,.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);padding:24px;z-index:999;flex-direction:column;gap:16px}[data-theme="light"] .mobile-nav{background:rgba(240,240,255,.97)}.mobile-nav.open{display:flex}.mobile-nav a{font-size:1rem;font-weight:500;color:var(--text-secondary);padding:8px 0;border-bottom:1px solid var(--border-color);display:block}#hero{min-height:100vh;display:flex;align-items:center;padding:120px 24px 80px;background:var(--gradient-hero);position:relative;overflow:hidden}.orb{position:absolute;border-radius:50%;opacity:.3;pointer-events:none;will-change:transform;filter:blur(80px)}.orb-1{width:500px;height:500px;background:var(--accent-primary);top:-150px;right:-100px;animation-delay:0s}.orb-2{width:350px;height:350px;background:var(--accent-secondary);bottom:-100px;left:-80px;animation-delay:-3s}.orb-3{width:250px;height:250px;background:var(--accent-tertiary);top:40%;left:40%;animation-delay:-5s;opacity:.15}@keyframes float{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(20px,-20px) scale(1.05)}66%{transform:translate(-15px,15px) scale(.95)}}.hero-content{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;position:relative;z-index:1;width:100%}.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(99,102,241,.12);border:1px solid rgba(99,102,241,.3);color:#a5b4fc;font-size:.8rem;font-weight:600;padding:6px 16px;border-radius:100px;margin-bottom:24px;width:fit-content}.hero-badge .pulse{width:8px;height:8px;background:#10b981;border-radius:50%;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.2);opacity:.8}}.hero-title{font-size:clamp(2.5rem,5vw,4rem);font-weight:900;line-height:1.1;margin-bottom:20px}.hero-title span{display:block}.hero-text{font-size:1.1rem;color:var(--text-secondary);margin-bottom:36px;max-width:480px}.hero-buttons{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:48px}.hero-stats{display:flex;gap:32px;flex-wrap:wrap}.stat-item{display:flex;flex-direction:column}.stat-num{font-family:var(--font-heading);font-size:1.6rem;font-weight:800;background:var(--gradient-1);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-label{font-size:.8rem;color:var(--text-muted);font-weight:500}.hero-card{background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:32px;box-shadow:var(--shadow-card),var(--shadow-glow);position:relative;overflow:hidden}.hero-card::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(99,102,241,.5),transparent)}.card-header-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.card-dots{display:flex;gap:6px}.card-dots span{width:10px;height:10px;border-radius:50%}.card-dots span:nth-child(1){background:#ff5f57}.card-dots span:nth-child(2){background:#febc2e}.card-dots span:nth-child(3){background:#28c840}.card-label{font-size:.75rem;color:var(--text-muted);font-weight:500;letter-spacing:.05em}.demo-text{contain:layout paint;font-family:var(--font-mono);font-size:1rem;line-height:1.8;background:rgba(0,0,0,.2);border-radius:var(--radius-sm);padding:16px;margin-bottom:20px;min-height:80px;border:1px solid var(--border-color)}[data-theme="light"] .demo-text{background:rgba(99,102,241,.04)}.demo-text .typed{color:var(--text-primary)}.demo-text .current{color:var(--accent-primary);border-bottom:2px solid var(--accent-primary);animation:blink 1s step-end infinite}.demo-text .remaining{color:var(--text-muted)}@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}.demo-stats{contain:layout style;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.demo-stat{background:rgba(99,102,241,.08);border:1px solid rgba(99,102,241,.15);border-radius:var(--radius-sm);padding:12px;text-align:center}.demo-stat-val{font-family:var(--font-heading);font-size:1.5rem;font-weight:800;color:var(--accent-primary)}.demo-stat-label{font-size:.7rem;color:var(--text-muted);font-weight:500;letter-spacing:.05em;text-transform:uppercase}.mini-keyboard{contain:layout style;margin-top:20px;display:flex;flex-direction:column;gap:4px;align-items:center}.kb-row{display:flex;gap:4px}.kb-key{width:24px;height:24px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:.55rem;font-family:var(--font-mono);color:var(--text-muted);transition:var(--transition);text-transform:uppercase}[data-theme="light"] .kb-key{background:rgba(99,102,241,.05);border-color:rgba(99,102,241,.15)}.kb-key.active{background:var(--accent-primary);border-color:var(--accent-primary);color:white;box-shadow:0 0 12px rgba(99,102,241,.5)}.kb-space{width:100px;height:24px}#features{padding:100px 24px;background:var(--bg-secondary)}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.feature-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:32px;transition:var(--transition);position:relative;overflow:hidden;backdrop-filter:blur(10px)}.feature-card::before{content:'';position:absolute;inset:0;background:var(--gradient-1);opacity:0;transition:var(--transition)}.feature-card:hover{border-color:var(--border-hover);transform:translateY(-6px);box-shadow:var(--shadow-card),var(--shadow-glow)}.feature-card:hover::before{opacity:.04}.feature-icon{width:56px;height:56px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:20px;position:relative;z-index:1}.feature-icon-1{background:rgba(99,102,241,.15)}.feature-icon-2{background:rgba(16,185,129,.15)}.feature-icon-3{background:rgba(245,158,11,.15)}.feature-icon-4{background:rgba(236,72,153,.15)}.feature-icon-5{background:rgba(6,182,212,.15)}.feature-icon-6{background:rgba(139,92,246,.15)}.feature-title{font-size:1.1rem;font-weight:700;margin-bottom:10px;position:relative;z-index:1}.feature-desc{font-size:.9rem;color:var(--text-secondary);line-height:1.7;position:relative;z-index:1}.switch{position:relative;display:inline-block;width:2.5rem;height:1.375rem}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--text-muted);transition:background-color .4s ease,box-shadow .4s ease}.slider:before{position:absolute;content:"";height:1rem;width:1rem;left:.1875rem;bottom:.1875rem;background-color:var(--text-light);transition:transform .4s ease}input:checked+.slider{background-color:var(--success-blue)}input:focus+.slider{box-shadow:0 0 .0625rem var(--success-blue)}input:checked+.slider:before{transform:translateX(1.125rem)}.slider.round{border-radius:1.375rem}.slider.round:before{border-radius:50%}.mode-dropdown-container{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.3125rem;position:relative}.mode-dropdown-container label{font-size:.75rem;font-weight:600;color:var(--text-secondary)}.mode-select{padding:.5rem .9375rem;border:.125rem solid var(--border-color);background:var(--bg-card);border-radius:.5rem;cursor:pointer;font-weight:600;font-size:.875rem;outline:none;transition:border-color var(--transition-normal),box-shadow var(--transition-normal);appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right .5rem center;background-size:1rem;padding-right:2.1875rem;min-width:6.25rem}.mode-select.easy{border-color:var(--easy-color);color:var(--easy-color);background-color:var(--easy-bg)}.mode-select.medium{border-color:var(--medium-color);color:var(--medium-text);background-color:var(--medium-bg)}.mode-select.hard{border-color:var(--hard-color);color:var(--hard-text);background-color:var(--hard-bg)}.mode-select:hover{box-shadow:0 .125rem .5rem rgba(0,0,0,.15)}.mode-select:disabled{opacity:.5;cursor:not-allowed}.analytics-panel{display:block;background:var(--bg-card);border-radius:.75rem;padding:1.875rem;margin:1.25rem 0;box-shadow:var(--shadow-lg);contain:layout style paint;content-visibility:auto;contain-intrinsic-size:auto 600px}.analytics-header{text-align:center;margin-bottom:1.875rem}.analytics-header h2{color:var(--text-primary);margin-bottom:.625rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(9.375rem,1fr));gap:.9375rem;margin-bottom:1.875rem}.stat-card{background:var(--accent-gradient);color:var(--text-light);padding:1.25rem;border-radius:.625rem;text-align:center}.stat-card.green{background:linear-gradient(135deg,var(--easy-color) 0%,#2dbb6d 100%)}.stat-card.orange{background:linear-gradient(135deg,var(--medium-color) 0%,#d04859 100%)}.stat-card.red{background:linear-gradient(135deg,var(--hard-color) 0%,#e5b735 100%)}.stat-value{font-size:2rem;font-weight:bold;margin:.625rem 0;color:var(--text-light)}.stat-label{font-size:.875rem;color:var(--text-light)}.chart-container{margin:1.875rem 0;background:var(--bg-author);padding:1.25rem;border-radius:.625rem}.chart-title{font-weight:600;margin-bottom:.9375rem;color:var(--text-primary)}.chart-wrapper{position:relative;height:15.625rem;max-height:15.625rem;width:100%}#wpmChart{width:100%!important;height:15.625rem!important;max-height:15.625rem!important}.weakness-section{margin:1.875rem 0}.weakness-card{background:#fff3cd;border-left:.25rem solid #f0ad00;padding:.9375rem;margin:.625rem 0;border-radius:.3125rem;color:#5c4200}.weakness-card.error{background:var(--incorrect-bg);border-left-color:var(--incorrect);color:var(--incorrect)}.weakness-card.slow{background:var(--slow-bg);border-left-color:var(--slow-color);color:var(--slow-color)}.key-analysis{display:flex;flex-wrap:wrap;gap:.625rem;margin-top:.9375rem}.key-badge{display:inline-block;padding:.5rem .9375rem;background:#e9ecef;border-radius:1.25rem;font-weight:600;color:var(--text-primary)}.key-badge.error{background:var(--incorrect-bg);color:var(--incorrect)}.key-badge.slow{background:var(--slow-bg);color:var(--slow-color)}.submit-btn{background:var(--accent-gradient);color:var(--text-light);border:none;padding:.75rem 1.875rem;border-radius:.5rem;font-size:1rem;font-weight:600;cursor:pointer;margin:1.25rem auto;display:block;transition:transform .3s ease,box-shadow .3s ease}.submit-btn:hover{transform:translateY(-.125rem);box-shadow:0 .25rem .9375rem var(--accent-glow)}.submit-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.typing-test-container{background:var(--bg-card);width:100%;padding:2rem;border-radius:.75rem;box-shadow:var(--shadow-lg);min-height:31.25rem}.settings-bar{min-height:4.375rem}#paragraphSelect{width:15.625rem;text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:1rem;background:var(--bg-stats);padding:1rem;border-radius:.625rem;font-weight:600;text-align:center;margin-bottom:1.5rem;contain:content;will-change:contents}.stats#statsBar{display:grid;grid-template-columns:repeat(4,1fr)!important;gap:1rem;padding:1rem;margin-bottom:1.5rem;background:var(--bg-stats);border-radius:.625rem;box-sizing:border-box}.stats#statsBar>div{min-height:3.625rem}.stats#statsBar span{min-width:2.5rem;display:inline-block}.stats div{padding:.5rem;border-radius:.5rem;transition:background var(--transition-normal),color var(--transition-normal)}.stats span{font-size:1.4rem;color:var(--accent-secondary);display:block}.stats div.time-critical{background-color:var(--incorrect-bg);color:var(--incorrect);animation:pulse 1s ease-in-out infinite;will-change:transform}.stats div.time-critical span{color:var(--incorrect)}@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}.quote{margin-bottom:1.5rem;padding:1rem;background:var(--bg-quote);border:.0625rem solid var(--border-color);border-radius:.5rem;font-size:1.55rem;line-height:1.75;font-family:var(--font-mono);user-select:none;white-space:pre-wrap;max-height:12.5rem;overflow-y:scroll;scrollbar-width:thin;min-height:12.5rem;contain:strict}.quote#quote{position:relative;min-height:12.5rem;max-height:12.5rem;margin-bottom:1.5rem;padding:1rem;border:.0625rem solid var(--border-color);box-sizing:border-box;overflow-y:scroll;display:block;width:100%;background:var(--bg-quote);contain:strict}.quote span{position:relative;color:var(--text-untyped)}.quote span.correct{color:var(--correct)!important;text-shadow:0 0 1px var(--correct-glow)}.quote span.incorrect,.quote span.insertion-error{color:var(--incorrect)!important;background-color:var(--incorrect-bg)!important;border-radius:2px;text-decoration:none!important;border-bottom:2px solid var(--incorrect)!important;display:inline-block}.quote span.half-error{color:var(--half-error)!important;background-color:var(--half-error-bg)!important;border-radius:2px;text-decoration:none!important;border-bottom:2px dashed var(--half-error)!important;display:inline-block}.quote span.active{background-color:var(--active-bg)!important;border-radius:3px;box-shadow:var(--shadow-glow)}textarea{width:100%;height:7.5rem;padding:1rem;font-size:1.1rem;border-radius:.5rem;border:.125rem solid 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