:root{--primary: #d32f2f;--primary-light: #ff5252;--secondary: #111111;--secondary-light: #222222;--accent: #ffffff;--accent-light: #f5f5f5;--success: #43a047;--warning: #ffa000;--error: #d32f2f;--text-primary: #111111;--text-secondary: #d32f2f;--text-muted: #888888;--bg-primary: #fff;--bg-secondary: #f5f5f5;--bg-accent: #fff;--border: #d32f2f;--border-light: #e0e0e0;--shadow: none;--shadow-md: none;--shadow-lg: none;--radius: .25rem;--radius-lg: .5rem;--spacing: .5rem}*{margin:0;padding:0;box-sizing:border-box;border-radius:0}html{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-secondary);color:var(--text-primary);line-height:1.6}body{min-height:100vh;display:flex;flex-direction:column;background:var(--bg-primary)}.nav{background:var(--bg-primary);border-bottom:2px solid var(--border);position:sticky;top:0;z-index:100}.nav-container{max-width:1200px;margin:0 auto;padding:0 calc(var(--spacing) * 4);display:flex;align-items:center;justify-content:space-between;height:4rem}.nav-brand{font-size:1.25rem;font-weight:700;color:var(--primary);text-decoration:none;transition:color .2s ease}.nav-brand:hover{color:var(--primary-light)}.nav-links{display:flex;gap:calc(var(--spacing) * 6)}.nav-link{color:var(--text-secondary);text-decoration:none;font-weight:500;transition:all .2s ease;position:relative;padding:calc(var(--spacing) * 2) 0}.nav-link:hover,.nav-link.active{color:var(--primary)}.nav-link.active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--primary),var(--secondary));border-radius:0}.nav-toggle{display:none;flex-direction:column;background:none;border:none;cursor:pointer;gap:4px}.nav-toggle span{width:24px;height:2px;background:var(--text-primary);transition:all .3s ease}.main-content{flex:1;padding:calc(var(--spacing) * 8) 0}.footer{background:var(--secondary);color:var(--bg-primary);padding:calc(var(--spacing) * 6) 0;margin-top:auto;border-top:2px solid var(--border)}.footer-container{max-width:1200px;margin:0 auto;padding:0 calc(var(--spacing) * 4);display:flex;justify-content:space-between;align-items:center}.footer-links{display:flex;gap:calc(var(--spacing) * 4)}.footer-links a{color:var(--accent);text-decoration:none;transition:border-color .2s;border-bottom:1px solid var(--border);padding-bottom:2px}.footer-links a:hover{border-color:var(--primary-light)}@media (max-width: 768px){.nav-links{display:none}.nav-toggle{display:flex}.footer-container{flex-direction:column;gap:calc(var(--spacing) * 4);text-align:center}.main-content{padding:calc(var(--spacing) * 6) 0}}.container{max-width:1200px;margin:0 auto;padding:0 calc(var(--spacing) * 4)}.section{padding:calc(var(--spacing) * 12) 0}.card{border:2px solid var(--border);border-radius:0;box-shadow:none;padding:calc(var(--spacing) * 6);transition:all .3s ease}.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:calc(var(--spacing) * 3) calc(var(--spacing) * 6);border-radius:var(--radius);font-weight:500;text-decoration:none;transition:all .2s ease;border:none;cursor:pointer;font-size:1rem}.btn-primary{background:var(--primary);color:var(--bg-primary);border:2px solid var(--primary);border-radius:0;position:relative}.btn-primary:after{content:"→";display:inline-block;margin-left:.5em;font-weight:700;color:var(--bg-primary)}.btn-primary:hover{background:var(--secondary);color:var(--primary-light);border-color:var(--primary-light)}.btn-secondary{background:var(--bg-primary);color:var(--primary);border:2px solid var(--primary);border-radius:0;position:relative}.btn-secondary:after{content:"→";display:inline-block;margin-left:.5em;font-weight:700;color:var(--primary)}.btn-secondary:hover{background:var(--primary);color:var(--bg-primary)}h1,h2,h3,h4,h5,h6{line-height:1.2;margin-bottom:calc(var(--spacing) * 3);color:var(--text-primary)}h1{font-size:2.5rem;font-weight:700}h2{font-size:2rem;font-weight:600}h3{font-size:1.5rem;font-weight:600}p{margin-bottom:calc(var(--spacing) * 3);line-height:1.6;color:var(--text-secondary)}@media (max-width: 768px){h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.25rem}}.nav-arrow{display:flex;align-items:center;margin-left:1.5rem;border-left:4px solid var(--primary);padding-left:.5rem}.footer-arrow{display:flex;align-items:center;margin-right:1.5rem;border-right:4px solid var(--primary);padding-right:.5rem}