:root{--primary-color: #0f172a;--secondary-color: #334155;--accent-color: #6366f1;--accent-light: #818cf8;--text-color: #1e293b;--text-light: #64748b;--bg-color: #fefefe;--bg-gradient-start: #f1f5f9;--bg-gradient-end: #e0e7ff;--glass-bg: rgba(255, 255, 255, .7);--glass-border: rgba(255, 255, 255, .3);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 10px 40px rgba(0, 0, 0, .12);--doodle-color: #6366f1}.dark{--primary-color: #f8fafc;--secondary-color: #cbd5e1;--accent-color: #818cf8;--accent-light: #a5b4fc;--text-color: #f1f5f9;--text-light: #cbd5e1;--bg-color: #0f172a;--bg-gradient-start: #1e293b;--bg-gradient-end: #0f172a;--glass-bg: rgba(15, 23, 42, .7);--glass-border: rgba(255, 255, 255, .1);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 40px rgba(0, 0, 0, .6);--doodle-color: #818cf8}*{margin:0;padding:0;box-sizing:border-box}html{font-family:Caveat,Comic Sans MS,Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-color);color:var(--text-color);line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color .3s ease,color .3s ease}body{min-height:100vh;display:flex;flex-direction:column;position:relative}body:before{content:"";position:fixed;inset:0;background:repeating-linear-gradient(0deg,transparent,transparent 2px,var(--bg-gradient-start) 2px,var(--bg-gradient-start) 4px);opacity:.03;pointer-events:none;z-index:0}nav{background:var(--glass-bg);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-bottom:3px solid var(--doodle-color);padding:1rem 0;position:sticky;top:0;z-index:100;transition:all .3s ease;position:relative}nav:after{content:"";position:absolute;bottom:-3px;left:0;right:0;height:3px;background:var(--doodle-color);filter:url(#wavy)}.nav-container{max-width:1280px;margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1}.logo{display:flex;flex-direction:column;gap:.25rem;text-decoration:none;transition:transform .3s ease}.logo:hover{transform:rotate(-2deg) scale(1.05)}.logo-text{font-size:1.5rem;font-weight:700;color:var(--primary-color);font-family:Caveat,cursive;letter-spacing:.02em}.logo-doodle{width:100%;height:8px;color:var(--doodle-color);animation:wiggle 3s ease-in-out infinite}@keyframes wiggle{0%,to{transform:translateY(0)}50%{transform:translateY(-2px)}}.nav-right{display:flex;align-items:center;gap:2rem}.nav-links{display:flex;gap:2rem}.nav-links a{color:var(--text-color);text-decoration:none;font-weight:600;font-size:1rem;font-family:Inter,sans-serif;position:relative;transition:all .3s ease;padding:.5rem 0}.nav-links a:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:3px;background:var(--accent-color);transition:width .3s ease;border-radius:2px}.nav-links a:hover{color:var(--accent-color);transform:translateY(-2px)}.nav-links a:hover:after{width:100%}.theme-toggle{background:var(--glass-bg);border:2px solid var(--doodle-color);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;color:var(--text-color);position:relative}.theme-toggle:hover{transform:rotate(15deg) scale(1.1);box-shadow:0 4px 12px #6366f14d}.theme-toggle .sun-icon{display:block}.theme-toggle .moon-icon,.dark .theme-toggle .sun-icon{display:none}.dark .theme-toggle .moon-icon{display:block}main{flex:1;position:relative;z-index:1}footer{background:var(--glass-bg);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-top:3px solid var(--doodle-color);color:var(--text-light);text-align:center;padding:2.5rem 2rem;margin-top:6rem;font-size:.9rem;position:relative}footer:before{content:"";position:absolute;top:-3px;left:0;right:0;height:3px;background:var(--doodle-color);filter:url(#wavy)}h1,h2,h3,h4,h5,h6{line-height:1.2;margin-bottom:1rem;font-weight:700;letter-spacing:-.02em;font-family:Inter,sans-serif}h1{font-size:3.5rem;font-weight:800}h2{font-size:2.5rem}h3{font-size:1.5rem}p{margin-bottom:1rem;color:var(--text-light);font-family:Inter,sans-serif}.container{max-width:1280px;margin:0 auto;padding:2rem}svg.filters{position:absolute;width:0;height:0}@media (max-width: 768px){.nav-container{flex-direction:column;gap:.5rem;padding:0 1rem}.nav-right{align-items:center;gap:1rem}.nav-links{gap:1rem;font-size:.85rem}h1{font-size:2.5rem}h2{font-size:2rem}.container{padding:1rem}.logo-text{font-size:1.25rem}}