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a{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;color:var(--color-text-muted);background-color:var(--color-surface-alt);border-radius:var(--radius-md);transition:all var(--transition-fast)}.social-links a:hover{color:var(--color-brand-600);background-color:var(--color-brand-50);transform:translateY(-2px)}[data-theme=dark] .social-links a:hover{color:var(--color-brand-400);background-color:var(--color-brand-900)}.footer-bottom{padding-top:var(--space-8);border-top:1px solid var(--color-border);text-align:center}.footer-copyright,.footer-tagline{font-size:var(--font-size-200);color:var(--color-text-subtle);margin-bottom:var(--space-2)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);font-size:var(--font-size-200);font-weight:var(--font-weight-medium);color:white;background-color:var(--color-brand-600);border:1px solid var(--color-brand-600);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);text-decoration:none}.btn:hover{background-color:var(--color-brand-700);border-color:var(--color-brand-700);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn:active{transform:translateY(0)}.btn-outline{color:var(--color-brand-600);background-color:transparent;border-color:var(--color-brand-600)}[data-theme=dark] .btn-outline{color:var(--color-brand-400);border-color:var(--color-brand-400)}.btn-outline:hover{color:white;background-color:var(--color-brand-600)}.btn-subtle{color:var(--color-text-normal);background-color:var(--color-surface);border-color:var(--color-border)}.btn-subtle:hover{background-color:var(--color-surface-alt);border-color:var(--color-border-hover)}input,select,textarea{width:100%;padding:var(--space-3) var(--space-4);font-size:var(--font-size-200);font-family:inherit;color:var(--color-text-normal);background-color:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-md);transition:all var(--transition-fast)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-brand-600);box-shadow:0 0 0 3px rgba(59,130,246,.1)}[data-theme=dark] input:focus,[data-theme=dark] select:focus,[data-theme=dark] textarea:focus{border-color:var(--color-brand-400);box-shadow:0 0 0 3px rgba(59,130,246,.2)}label{display:block;font-size:var(--font-size-200);font-weight:var(--font-weight-medium);color:var(--color-text-strong);margin-bottom:var(--space-2)}.text-muted{color:var(--color-text-muted)}.text-subtle{color:var(--color-text-subtle)}.text-center{text-align:center}.mt-2{margin-top:var(--space-2)}.mt-4{margin-top:var(--space-4)}.mt-6{margin-top:var(--space-6)}.mt-8{margin-top:var(--space-8)}.mb-2{margin-bottom:var(--space-2)}.mb-4{margin-bottom:var(--space-4)}.mb-6{margin-bottom:var(--space-6)}.mb-8{margin-bottom:var(--space-8)}.gap-2{gap:var(--space-2)}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.stack{display:flex;flex-direction:column}.grid,.stack{gap:var(--space-6)}.grid{display:grid;grid-gap:var(--space-6)}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}@media (max-width:768px){.grid-cols-2,.grid-cols-3{grid-template-columns:1fr}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}:focus-visible{outline:2px solid var(--color-brand-600);outline-offset:2px}[data-theme=dark] :focus-visible{outline-color:var(--color-brand-400)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.animate-fade-in{animation:fadeIn var(--transition-normal) ease-out}.animate-slide-up{animation:slideUp var(--transition-normal) ease-out}@media print{.nav-toggle,.site-footer,.site-header,.theme-toggle-btn{display:none}.main-content{padding-top:0}}