:root{--bg:#f4f6f8;--surface:#fff;--surface2:#f8fafb;--text:#17212b;--muted:#667381;--line:#dfe5ea;--brand:#183f36;--brand2:#245b4e;--danger:#9d2933;--ok:#1f7a52;--shadow:0 12px 35px rgba(23,33,43,.08);--radius:16px}*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}body{margin:0;background:var(--bg);line-height:1.5}a{color:var(--brand2);text-decoration:none}button,input,select,textarea{font:inherit}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(1.7rem,3vw,2.5rem);line-height:1.12;margin-bottom:.55rem}h2{font-size:1.15rem}.guest-body{min-height:100vh;background:radial-gradient(circle at top left,#e8f0ed,transparent 35%),var(--bg)}.guest-shell{max-width:980px;margin:auto;padding:40px 22px 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