:root{--primary: #006766;--on-primary: #ffffff;--background: #f8fafa;--surface: #ffffff;--surface-variant: #e6eeed;--error: #b3261e;--on-surface: #191c1c;--on-surface-variant: #3f4948}*{box-sizing:border-box;margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,sans-serif;background:var(--background);color:var(--on-surface);line-height:1.65}.header{background:var(--primary);color:var(--on-primary);text-align:center;padding:2.5rem 1rem}.header img{width:72px;height:72px;margin-bottom:1rem}.header h1{font-size:1.8rem;font-weight:600}.header p{opacity:.9;font-size:.9rem}.container{max-width:900px;margin:2rem auto;padding:0 1.2rem 3rem}.card{background:var(--surface);padding:1.8rem;margin-bottom:1.5rem;border-radius:12px;box-shadow:0 4px 16px #0000000a}.card h2{color:var(--primary);margin-bottom:1rem;font-size:1.2rem}.card p{color:var(--on-surface-variant);margin-bottom:1rem}.highlight{background:var(--surface-variant);border-left:4px solid var(--error);padding:1rem;border-radius:8px;font-weight:600;color:var(--error);margin-bottom:1rem}.footer{text-align:center;padding:2rem 1rem;font-size:.85rem;color:var(--on-surface-variant)}@media(max-width:600px){.header h1{font-size:1.5rem}.card{padding:1.2rem}}