:root{--blue-deep: #0e1a26;--blue-primary: #232d4b;--blue-light: #3a4a6b;--orange-accent: #e57200;--orange-hover: #cc6600;--text-primary: #1a1a1a;--text-secondary: #4a4a4a;--text-muted: #6b6b6b;--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--border-subtle: rgba(35, 45, 75, .1);--border-light: rgba(35, 45, 75, .15);--max-width: 720px;--transition-fast: .2s ease;--transition-smooth: .3s ease}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:17px;line-height:1.7;color:var(--text-primary);background-color:var(--bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body.menu-open{overflow:hidden}.page-wrapper{animation:fadeIn .4s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}::selection{background:var(--blue-primary);color:#fff}::-moz-selection{background:var(--blue-primary);color:#fff}h1,h2,h3,h4,h5,h6{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-weight:600;line-height:1.3;letter-spacing:-.01em;color:var(--text-primary);margin-bottom:1rem}h1{font-size:2.25rem;font-weight:700;letter-spacing:-.02em}h2{font-size:1.75rem}h3{font-size:1.375rem}p{margin-bottom:1.5rem;color:var(--text-secondary)}a{color:var(--blue-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--blue-light)}header{background:var(--bg-primary);border-bottom:1px solid var(--border-subtle)}nav{max-width:var(--max-width);margin:0 auto;padding:1.5rem;display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.25rem;font-weight:600;color:var(--blue-primary);text-decoration:none;letter-spacing:-.01em;transition:color var(--transition-fast)}.logo:hover{color:var(--blue-light)}.nav-links{display:flex;gap:2rem;align-items:center}.nav-links a{position:relative;color:var(--text-secondary);text-decoration:none;font-size:.9375rem;font-weight:500;padding:.25rem 0;transition:color var(--transition-fast)}.nav-links a:after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--orange-accent);transition:width var(--transition-fast)}.nav-links a:hover{color:var(--blue-primary)}.nav-links a:hover:after{width:100%}.mobile-menu-btn{display:none;flex-direction:column;justify-content:center;align-items:center;width:40px;height:40px;padding:0;background:transparent;border:none;cursor:pointer;gap:5px}.hamburger-line{display:block;width:22px;height:2px;background:var(--blue-primary);border-radius:1px;transition:all var(--transition-fast)}.mobile-menu-btn.active .hamburger-line:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.mobile-menu-btn.active .hamburger-line:nth-child(2){opacity:0}.mobile-menu-btn.active .hamburger-line:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}.mobile-menu{position:fixed;top:0;right:0;width:100%;height:100vh;background:var(--bg-primary);transform:translate(100%);transition:transform var(--transition-smooth);z-index:999;display:none}.mobile-menu.active{transform:translate(0)}.mobile-menu-content{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:2rem}.mobile-menu-content a{font-size:1.5rem;font-weight:500;color:var(--blue-primary);text-decoration:none;padding:.5rem 1rem;transition:color var(--transition-fast),transform var(--transition-fast)}.mobile-menu-content a:hover{color:var(--orange-accent);transform:translate(4px)}main{max-width:var(--max-width);margin:0 auto;padding:4rem 1.5rem;min-height:calc(100vh - 200px)}footer{border-top:1px solid var(--border-subtle);background:var(--bg-primary);margin-top:auto}.footer-content{max-width:var(--max-width);margin:0 auto;padding:2.5rem 1.5rem;text-align:center}.footer-links{display:flex;justify-content:center;align-items:center;gap:2rem;margin-bottom:1.25rem}.footer-links a{position:relative;color:var(--text-muted);text-decoration:none;font-size:.875rem;font-weight:500;transition:color var(--transition-fast)}.footer-links a:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:1px;background:var(--orange-accent);transition:width var(--transition-fast)}.footer-links a:hover{color:var(--blue-primary)}.footer-links a:hover:after{width:100%}.copyright{font-size:.8125rem;color:var(--text-muted);margin-bottom:0}.accent-bar{width:48px;height:3px;background:var(--orange-accent);margin-bottom:1.5rem;border-radius:2px}.category-tag{display:inline-block;font-size:.6875rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;padding:.3rem .6rem;border-radius:4px;background:var(--bg-secondary);color:var(--blue-primary);border:1px solid var(--border-light);text-decoration:none;transition:all var(--transition-fast)}.category-tag:hover{background:var(--blue-primary);color:#fff;border-color:var(--blue-primary);transform:translateY(-1px)}@media (max-width: 640px){.nav-links{display:none}.mobile-menu-btn{display:flex;position:relative;z-index:1001}.mobile-menu{display:block}main{padding:3rem 1.25rem}h1{font-size:1.875rem}h2{font-size:1.5rem}.footer-links{gap:1.5rem}}@media (max-width: 480px){nav{padding:1.25rem 1rem}main{padding:2.5rem 1rem}.footer-content{padding:2rem 1rem}.footer-links{flex-direction:column;gap:.75rem}}