:root{--navy:#0f2d4a;--orange:#ff7a00;--muted:#55677a;--line:#d9dfe6;color-scheme:light}
*{box-sizing:border-box}body{margin:0;background:#fff;color:var(--navy);font:17px/1.65 system-ui,-apple-system,"Segoe UI",sans-serif}header{padding:24px clamp(20px,5vw,72px);border-bottom:1px solid var(--line)}header img{width:min(280px,70vw);height:auto;display:block}main{max-width:780px;margin:0 auto;padding:clamp(40px,8vh,88px) 24px 64px}h1{font-size:clamp(36px,6vw,56px);line-height:1.1;letter-spacing:-.035em;margin:18px 0 24px}h2{font-size:22px;line-height:1.3;margin:32px 0 12px}p{margin:14px 0}a{color:var(--navy);text-underline-offset:3px}.tag{display:inline-block;padding:5px 12px;background:#fff0e2;font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.note{padding:18px 20px;margin:28px 0;background:#eef1f4;border-left:4px solid var(--orange);border-radius:4px}.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--orange);padding:13px 22px;text-decoration:none;font-weight:800;border-radius:6px;min-height:48px}.muted,footer{color:var(--muted);font-size:14px}footer{max-width:780px;padding:0 24px 32px;margin:0 auto}a:focus-visible{outline:3px solid var(--orange);outline-offset:4px}