.btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.875rem 1.75rem; border-radius: 8px; font-weight: 500; text-decoration: none; transition: var(--transition-smooth); cursor: pointer; border: 1px solid transparent; }
.btn-primary { background: var(--text-primary); color: var(--bg-primary); }
.btn-primary:hover { background: var(--text-secondary); transform: translateY(-2px); }
.btn-glass { background: var(--bg-glass); border-color: var(--border-light); color: var(--text-primary); backdrop-filter: blur(10px); }
.btn-glass:hover { background: var(--bg-glass-hover); border-color: var(--text-secondary); }
.glass-nav { position: fixed; top: 0; width: 100%; z-index: 1000; padding: 1rem 0; background: rgba(5, 5, 5, 0.7); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border-light); }
.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.25rem; font-weight: 700; color: #fff; text-decoration: none; z-index: 1001; }
.logo-icon { color: var(--accent-blue); }
.nav-actions { display: flex; align-items: center; gap: 1rem; z-index: 1001; }
.nav-links a { color: var(--text-secondary); text-decoration: none; font-size: 0.875rem; margin: 0 1rem; transition: 0.3s; }
.nav-links a:hover { color: var(--text-primary); }
.mobile-toggle { display: none; background: none; border: none; color: #fff; font-size: 1.5rem; }
.glass-card { background: var(--bg-glass); border: 1px solid var(--border-light); border-radius: 16px; padding: 2rem; backdrop-filter: blur(12px); transition: 0.3s; }
.glass-card:hover { background: var(--bg-glass-hover); transform: translateY(-5px); }
.page-header { padding: 12rem 0 6rem; text-align: center; }
.footer { border-top: 1px solid var(--border-light); padding: 4rem 0 2rem; background: var(--bg-primary); }
.footer h4 { margin-bottom: 1.5rem; }
.footer ul { list-style: none; } .footer ul a { color: var(--text-secondary); text-decoration: none; transition: 0.3s; } .footer ul a:hover { color: var(--text-primary); }
.footer-bottom { margin-top: 4rem; padding-top: 2rem; border-top: 1px solid var(--border-light); }