:root {
    --bg-white: #FFFFFF;
    --bg-light: #F4F4F4;
    --bg-black: #0A0A0A;
    --accent-gold: #F7C212;
    
    --border-dark: #111111;
    --border-light: #E5E5E5;
    
    --text-black: #000000;
    --text-gray: #555555;
    --text-white: #FFFFFF;
    
    --font-main: 'Inter', -apple-system, "PingFang SC", sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --container-width: 1320px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-main); -webkit-font-smoothing: antialiased; }

.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 12px 24px; border-radius: 0; font-weight: 800; font-size: 0.9rem; 
    text-decoration: none; text-transform: uppercase; font-family: var(--font-mono); 
    letter-spacing: 0.05em; transition: all 0.2s ease; cursor: pointer; border: 2px solid var(--border-dark);
}
.btn-primary { background-color: var(--border-dark); color: var(--bg-white); }
.btn-primary:hover { background-color: var(--accent-gold); color: var(--border-dark); border-color: var(--accent-gold); }

.btn-gold { background-color: var(--accent-gold); color: var(--border-dark); border-color: var(--accent-gold); }
.btn-gold:hover { background-color: var(--border-dark); color: var(--accent-gold); border-color: var(--border-dark); }

.btn-outline { background-color: transparent; color: var(--border-dark); }
.btn-outline:hover { background-color: var(--border-dark); color: var(--bg-white); }

header {
    position: fixed; top: 0; width: 100%; z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 2px solid var(--border-dark);
    transition: all 0.3s ease;
}
.nav-container { display: flex; justify-content: space-between; align-items: center; height: 80px; max-width: var(--container-width); margin: 0 auto; padding: 0 40px; }

.logo { font-family: var(--font-mono); font-size: 1.5rem; font-weight: 900; color: var(--text-black); text-decoration: none; display: flex; align-items: center; gap: 12px; letter-spacing: -0.05em; }
.logo-box { width: 32px; height: 32px; background: var(--text-black); color: var(--accent-gold); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }

.nav-links { display: flex; gap: 48px; }
.nav-links a { font-family: var(--font-mono); color: var(--text-gray); text-decoration: none; font-size: 0.9rem; font-weight: 700; text-transform: uppercase; transition: color 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--text-black); }

.nav-actions { display: flex; align-items: center; gap: 32px; }
.nav-actions a.link { font-family: var(--font-mono); text-decoration: none; font-size: 0.9rem; font-weight: 700; color: var(--text-black); text-transform: uppercase; }
.nav-actions a.link:hover { color: var(--accent-gold); }

footer { padding: 64px 0; background: var(--bg-white); border-top: 4px solid var(--text-black); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 64px; }
.f-title { font-family: var(--font-mono); font-weight: 800; text-transform: uppercase; margin-bottom: 24px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a { color: var(--text-gray); text-decoration: none; font-weight: 600; transition: color 0.2s; }
.footer-col ul a:hover { color: var(--accent-gold); }
.footer-bottom { display: flex; justify-content: space-between; border-top: 1px solid var(--border-light); padding-top: 32px; font-family: var(--font-mono); font-size: 0.85rem; color: var(--text-gray); }

@media (max-width: 1024px) {
    .nav-links { display: none; } 
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .footer-grid { grid-template-columns: 1fr; }
}