*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary:#4a5568;--color-primary-dark:#2d3748;--color-border:#d1d5db;--color-bg:#f9fafb;--color-white:#ffffff;--color-text:#1a202c;--color-muted:#6b7280;--color-placeholder:#9ca3af;--color-success:#10b981;--color-error:#ef4444;--font-base:TIActuBeta, Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--radius:8px;--radius-sm:4px;--transition:0.2s ease}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-base);color:var(--color-text);background:var(--color-bg);line-height:1.5;min-height:100vh}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}.site-header{background:var(--color-white);border-bottom:1px solid var(--color-border);padding:1rem 0}.site-header .container{display:flex;align-items:center;justify-content:center}.site-logo img{height:40px;width:auto}.site-logo span{font-size:1.25rem;font-weight:700;color:var(--color-text);letter-spacing:-.02em}.site-footer{background:var(--color-white);border-top:1px solid var(--color-border);padding:1.5rem 0;text-align:center;color:var(--color-muted);font-size:.875rem;margin-top:auto}.page-content{padding:2rem 0}.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}