:root{--brand-green:#00c389;--brand-blue:#0af;--accent:#ff7c7c;--ink:#0f172a;--ink-2:#475569;--surface:#fff;--surface-2:#f7f7f8;--line:#e6e8ec;--radius:16px;--shadow-1:0 10px 24px rgba(16,24,40,.08);--shadow-2:0 16px 40px rgba(16,24,40,.12);--fs-hero:clamp(2.25rem,5.2vw,3.6rem);--fs-h2:clamp(1.4rem,2.4vw,2rem);--fs-body:16px;--container:max(min(1100px,92vw),320px);--section-y:clamp(2.5rem,6vw,4rem)}*,:before,:after{box-sizing:border-box}html,body{height:100%}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,Arial,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,sans-serif;font-size:var(--fs-body);color:var(--ink);background:var(--surface);margin:0;line-height:1.5}a{color:#1976d2;text-decoration:none}a:hover{text-decoration:underline}.container{width:var(--container);margin-left:auto;margin-right:auto}.section{padding-block:var(--section-y)}