:root{--primary-red: #ff4d6d;--secondary-pink: #ff85a1;--accent-red: #ff6b81;--neon-cyan: #00f0ff;--neon-magenta: #ff00ff;--neon-lime: #00ff00;--neon-purple: #b300ff;--dark-bg: #0a0e27;--card-dark: #1a1f3a;--darker-bg: #050710;--white: #ffffff;--light-bg: #f8f9ff;--light-gray: #e8ecf1;--dark-gray: #1a1a2e;--text-primary: #ffffff;--text-secondary: #b0b8d4;--card-bg: #ffffff;--card-border: #ffd6dc;--card-shadow: rgba(255, 77, 109, .4);--glow-shadow: 0 0 20px rgba(255, 77, 109, .6);--success: #00ff00;--warning: #ffaa00;--error: #ff0000;--info: #00f0ff}a,a:hover{color:#fff}header{background:linear-gradient(135deg,#0a0e27,#1a1f3a,#0a0e27);color:#fff;padding:1rem 2.5rem;display:grid;grid-template-columns:auto 1fr auto;grid-template-rows:auto auto;align-items:center;gap:.5rem 2rem;border-bottom:3px solid #ff4d6d;box-shadow:0 0 30px #ff4d6d80,inset 0 0 20px #ff4d6d1a;position:relative;overflow-x:hidden}header:before,.site-header:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,77,109,.1) 0%,transparent 70%);animation:headerGlow 4s ease-in-out infinite;pointer-events:none}@media(max-width:768px){header:before,.site-header:before{width:100%;height:100%;top:0;left:0;max-width:100%}}@keyframes headerGlow{0%,to{transform:scale(1) translate(0)}50%{transform:scale(1.1) translate(-5px,-5px)}}.header-logo-wrapper{display:flex;align-items:center;z-index:1;grid-column:1;grid-row:1}.header-logo-wrapper .logo-link{display:inline-flex;align-items:center;text-decoration:none;color:#fff}header img{width:60px;height:auto;filter:drop-shadow(0 0 15px rgba(255,77,109,.8));transition:all .4s cubic-bezier(.34,1.56,.64,1);z-index:1;padding:.4rem;border-radius:8px;border:2px solid rgba(255,77,109,.4);cursor:pointer}header img:hover{transform:scale(1.15) rotate(8deg);filter:drop-shadow(0 0 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-1;grid-row:2;text-align:center;margin-top:.25rem;font-size:2.2rem;font-weight:900;z-index:1;background:linear-gradient(135deg,#ff4d6d,#ff85a1,#ff6b81);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:titlePulse 3s ease-in-out infinite}@keyframes titlePulse{0%,to{filter:brightness(1) drop-shadow(0 0 10px rgba(255,77,109,.5))}50%{filter:brightness(1.1) drop-shadow(0 0 20px rgba(255,77,109,.8))}}header p{grid-column:1 / -1;grid-row:3;text-align:center;font-size:.9rem;opacity:.85;z-index:1;color:#b0b8d4;font-weight:500;letter-spacing:1px;margin-bottom:.25rem}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:linear-gradient(135deg,#0a0e27,#1a1f3a,#050710);color:var(--text-primary);line-height:1.6;transition:all .3s 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2rem;text-align:center;display:flex;flex-wrap:wrap;justify-content:center;gap:2rem}.search-container{display:flex;justify-content:center;align-items:center;padding:.5rem 1.5rem 1.5rem}.search-input{width:100%;max-width:620px;min-width:0;padding:.85rem 2rem .85rem 2.8rem;font-size:1rem;font-family:inherit;color:var(--text-primary);background:linear-gradient(135deg,#1a1f3ae6,#242a45e6);border:2px solid rgba(255,77,109,.5);border-radius:50px;outline:none;transition:all .3s ease;box-shadow:0 0 10px #ff4d6d33,inset 0 0 15px #ff4d6d0d;letter-spacing:.3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.search-container{overflow:hidden}.search-input::placeholder{color:#b0b8d499}.search-input:focus{border-color:var(--primary-red);box-shadow:0 0 20px #ff4d6d80,inset 0 0 20px #ff4d6d14;background:linear-gradient(135deg,#1a1f3a,#242a45)}.category-filter-container{display:flex;justify-content:center;gap:12px;margin:0 auto 2rem;flex-wrap:wrap;max-width:800px;padding:0 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rgba(255,77,109,.5);font-weight:900;letter-spacing:2px}.course-box{background:linear-gradient(135deg,#1a1f3a,#242a45,#1a1f3a);border:3px solid;border-image:linear-gradient(135deg,var(--primary-red),var(--secondary-pink)) 1;padding:1.8rem;width:280px;border-radius:4px;color:var(--text-primary);position:relative;overflow:hidden;display:flex;flex-direction:column;text-decoration:none;gap:.8rem;cursor:pointer;transition:all .3s ease;box-shadow:0 0 15px #ff4d6d66,inset 0 0 20px #ff4d6d1a}.course-img{width:200px;height:auto;max-height:180px;object-fit:contain;object-position:center;margin:0 auto 1rem;display:block;background:#fff;padding:10px}.course-box img{width:200px;height:200px;aspect-ratio:2/3;object-fit:cover;display:block;margin:0 auto 1rem}.course-box:before{content:"";position:absolute;top:4px;left:0;right:0;height:4px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);border-radius:2px}.course-box:after{content:"";position:absolute;bottom:-2px;left:-2px;right:-2px;height:6px;background:linear-gradient(90deg,#ff4d6dcc,#ff85a1cc);filter:blur(2px);z-index:-1}.course-box:hover{transform:translateY(-8px) scale(1.05);box-shadow:0 15px 30px #ff4d6d99,inset 0 0 30px #ff4d6d33,0 0 40px #ff4d6dcc;border-image:linear-gradient(135deg,#ff6b81,#ff99ac) 1}.course-box h3{color:var(--primary-red);font-size:1.5rem;font-weight:700;text-shadow:0 0 10px rgba(255,77,109,.6);line-height:1.4}.course-box p{color:var(--text-secondary);font-size:.95rem;line-height:1.5;text-align:center}.goal{background:linear-gradient(135deg,#1a1f3a,#242a45);padding:1.5rem 2rem;text-align:center;border-top:3px solid var(--primary-red);border-bottom:3px solid var(--secondary-pink);box-shadow:inset 0 0 30px #ff4d6d26;margin:0}.goal 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1.5rem;color:var(--text-secondary);font-size:.95rem;position:relative;overflow:hidden;margin-top:0!important;margin-bottom:0!important}.site-footer:before{content:"";position:absolute;top:0;left:50%;transform:translate(-50%);width:60%;height:2px;background:linear-gradient(90deg,transparent,var(--primary-red),var(--secondary-pink),transparent);filter:blur(4px);animation:footerGlow 4s ease-in-out infinite}@keyframes footerGlow{0%,to{opacity:.6;width:40%}50%{opacity:1;width:70%}}.footer-top{display:grid;grid-template-columns:2fr 1fr 1.5fr;gap:2.5rem;max-width:1100px;margin:0 auto 1rem;align-items:start}.footer-brand{display:flex;flex-direction:column;gap:.75rem}.footer-brand-title{font-size:1.8rem;font-weight:900;background:linear-gradient(135deg,var(--primary-red),var(--secondary-pink));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:1px;text-shadow:none;filter:drop-shadow(0 0 8px rgba(255,77,109,.4))}.footer-brand-copy{color:var(--text-secondary);font-size:.9rem;line-height:1.7;max-width:280px}.footer-links{display:flex;flex-direction:column;gap:.6rem}.footer-links h3{color:var(--primary-red);font-size:1rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;margin-bottom:.5rem;text-shadow:0 0 10px rgba(255,77,109,.4);width:auto;justify-content:flex-start}.footer-link{color:var(--text-secondary);text-decoration:none;font-size:.9rem;transition:all .25s ease;position:relative;padding-left:.75rem;display:block;width:fit-content}.footer-link:before{content:"›";position:absolute;left:0;color:var(--primary-red);opacity:0;transition:opacity .25s ease,transform .25s ease;transform:translate(-4px)}.footer-link:hover{color:var(--primary-red);text-shadow:0 0 8px rgba(255,77,109,.4);padding-left:1.1rem}.footer-link:hover:before{opacity:1;transform:translate(0)}.footer-social{display:flex;flex-direction:column;gap:.75rem}.footer-social h3{color:var(--primary-red);font-size:1rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;margin-bottom:.5rem;text-shadow:0 0 10px rgba(255,77,109,.4);width:auto;justify-content:flex-start}.social-grid{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.social-grid a{display:flex;align-items:center;gap:.5rem;color:var(--text-secondary);text-decoration:none;font-size:.9rem;font-weight:500;padding:.55rem .9rem;border-radius:8px;border:1px solid rgba(255,77,109,.25);background:#ff4d6d0d;transition:all .3s ease}.social-grid a:hover{color:#fff;border-color:var(--primary-red);background:#ff4d6d26;box-shadow:0 0 12px #ff4d6d59;transform:translateY(-2px);text-shadow:0 0 8px rgba(255,77,109,.4)}.social-grid a svg{font-size:1.1rem;flex-shrink:0}.footer-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(255,77,109,.4),transparent);max-width:1100px;margin:0 auto 1.5rem}.footer-bottom{max-width:1100px;margin:0 auto;text-align:center;display:flex;flex-direction:column;gap:.4rem}.footer-copy{font-size:.85rem;color:var(--text-secondary);opacity:.8}.footer-note{font-size:.8rem;color:#b0b8d4bf}@media(max-width:768px){.footer-top{grid-template-columns:1fr 1fr;gap:2rem}.footer-brand{grid-column:1 / -1}.footer-brand-copy{max-width:100%}}@media(max-width:480px){.site-footer{padding:2rem 1.25rem 1.25rem}.footer-top{grid-template-columns:1fr;gap:1.5rem}.social-grid{grid-template-columns:1fr 1fr}.footer-brand-title{font-size:1.5rem}}.progress-container{display:flex;justify-content:center;align-items:center;min-height:100vh;padding:2rem;background:linear-gradient(135deg,#0a0e27,#1a1f3a,#050710)}.progress-card{background:linear-gradient(135deg,#1a1f3a,#242a45,#1a1f3a);padding:2.5rem;border-radius:8px;width:100%;max-width:500px;text-align:center;border:3px solid;border-image:linear-gradient(135deg,var(--primary-red),var(--secondary-pink)) 1;display:flex;flex-direction:column;gap:1.5rem;transition:all .4s 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10px rgba(255,77,109,.5)}.progress-bar-bg{width:100%;height:1.5rem;background:linear-gradient(90deg,#242a45,#1a1f3a);border-radius:4px;margin-top:1.5rem;overflow:hidden;border:2px solid var(--primary-red);box-shadow:inset 0 0 10px #ff4d6d4d;position:relative}.progress-bar-bg:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent)}.progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--primary-red),var(--secondary-pink));border-radius:2px;width:0%;transition:width .6s cubic-bezier(.34,1.56,.64,1);box-shadow:0 0 15px #ff4d6dcc;position:relative;overflow:hidden}.progress-bar-fill:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shine 2s infinite}@keyframes shine{0%{transform:translate(-100%)}to{transform:translate(100%)}}.progress-card .motivation{margin-top:1rem;font-style:italic;color:var(--neon-cyan);font-size:.95rem;font-weight:500;letter-spacing:.5px}.progress-message{color:var(--primary-red);text-align:center;font-size:1.2rem;font-weight:600}.lesson{padding:2rem;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.8;color:var(--text-secondary);background:linear-gradient(135deg,transparent,rgba(255,77,109,.05));border-radius:8px;margin:0}.lesson.site-footer{background:none;border-radius:0;padding:0;margin:0}.lesson:has(>.goal){padding:0;margin:0;background:none;border-radius:0}.lesson h1,.lesson h2,.lesson h3{color:var(--primary-red);text-shadow:0 0 10px rgba(255,77,109,.3);margin-top:1.5rem;margin-bottom:1rem}.lesson ul{margin-left:2rem;margin-bottom:1rem}.lesson li{margin:.5rem 0}.lesson pre{font-size:.95rem;overflow-x:auto;background:#0f1419;padding:1.5rem;border-radius:4px;color:#0f0;border:2px solid var(--primary-red);margin:1rem 0;box-shadow:0 0 15px #ff4d6d4d;font-family:Monaco,Courier 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cubic-bezier(.34,1.56,.64,1)}.login-card{width:100%;max-width:450px;box-sizing:border-box}.login-form{padding:2rem;border-radius:8px;display:flex;flex-direction:column;gap:1.2rem;width:100%;box-sizing:border-box;transition:all .3s cubic-bezier(.34,1.56,.64,1)}.login-card input{width:100%;box-sizing:border-box}.password-field{position:relative;width:100%}.password-field input{padding-right:2.75rem}.password-field__toggle{position:absolute;right:.35rem;top:50%;transform:translateY(-50%);background:transparent;border:none;box-shadow:none;margin:0;padding:.35rem .5rem;min-width:auto;color:var(--text-secondary, rgba(255, 255, 255, .65))}.password-field__toggle:hover{color:var(--white, #fff);background:transparent;box-shadow:none;transform:translateY(-50%)}.login-form h1,.login-form h2{color:var(--primary-red);text-shadow:0 0 15px rgba(255,77,109,.6);margin-bottom:.5rem;font-size:clamp(1.8rem,4vw,2.5rem);font-weight:600;text-align:center}button{background:linear-gradient(135deg,var(--primary-red),var(--secondary-pink));border:2px solid transparent;color:var(--white);padding:.8rem 1.5rem;margin:.5rem;cursor:pointer;border-radius:4px;transition:all .3s cubic-bezier(.34,1.56,.64,1);font-weight:600;font-size:1rem;position:relative;overflow:hidden;box-shadow:0 0 15px #ff4d6d66;text-shadow:0 0 5px rgba(0,0,0,.3);letter-spacing:.5px}button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transition:left .5s ease;z-index:1}button:hover:before{left:100%}button:hover{transform:translateY(-3px) scale(1.05);background:linear-gradient(135deg,#ff6b81,#ff99ac);box-shadow:0 0 25px #ff4d6dcc;border-color:#fff6}button:active{transform:translateY(-1px) scale(1.02);box-shadow:0 0 15px #ff4d6d99}button:disabled{background:linear-gradient(135deg,#666,#999);box-shadow:0 0 10px #64646466;cursor:not-allowed;opacity:.6;transform:none}button:disabled:hover{transform:none}.Html-compiler{background:linear-gradient(135deg,#1a1f3a,#242a45);color:var(--text-primary);padding:2rem;border-radius:8px;border:2px solid var(--primary-red);box-shadow:0 0 30px #ff4d6d66;font-family:Monaco,Courier New,monospace}textarea{background-color:#0f1419;color:#0f0;border:2px solid var(--primary-red);width:100%;height:200px;padding:1.2rem;border-radius:4px;resize:vertical;outline:none;font-family:Monaco,Courier New,monospace;font-size:.95rem;line-height:1.6;transition:all .3s ease;box-shadow:inset 0 0 20px #00000080}textarea:focus{border-color:var(--secondary-pink);box-shadow:inset 0 0 20px #00000080,0 0 20px #ff4d6d66}textarea::placeholder{color:#666}.output{background:linear-gradient(135deg,#0f1419,#1a1f2e);border:2px solid var(--primary-red);margin-top:1.5rem;padding:1.5rem;border-radius:4px;box-shadow:inset 0 0 20px #ff4d6d26;min-height:150px;color:var(--text-primary)}.output h3{color:var(--neon-cyan);font-size:1.2rem;margin-bottom:1rem;text-transform:uppercase;letter-spacing:2px}.dashboard{min-height:100vh;padding:1.5rem 2rem;display:block;color:var(--text-primary)}.dashboard-header{width:100%;max-width:800px;display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding:1.5rem 2rem;border-radius:8px;background:linear-gradient(135deg,var(--primary-red),var(--secondary-pink));color:var(--white);border:2px solid transparent;box-shadow:0 0 25px #ff4d6d80;transition:all .3s ease}.dashboard-header:hover{transform:scale(1.02);box-shadow:0 0 40px #ff4d6dcc}.dashboard-header h1{font-size:1.8rem;font-weight:800;text-shadow:0 0 10px rgba(0,0,0,.3)}.dashboard-card{background:linear-gradient(135deg,#1a1f3a,#242a45);border:2px 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