:root{--acento: #cbf03a;--bg: #0b0f1a;--panel: rgba(255, 255, 255, .06);--texto: #eef2f7;--texto-tenue: #9aa5b4;color-scheme:dark}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;background:radial-gradient(120% 100% at 50% 0%,#16203a 0%,var(--bg) 60%);color:var(--texto);min-height:100dvh}.shell{max-width:520px;margin:0 auto;padding:2rem 1.25rem}h1{font-size:2.4rem;font-weight:700;letter-spacing:-.04em;margin:.5rem 0 0}.sub{color:var(--texto-tenue);margin:.25rem 0 1.5rem}.card{background:var(--panel);border:1px solid rgba(255,255,255,.08);border-radius:26px;padding:1rem 1.25rem;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.row{display:flex;justify-content:space-between;align-items:center;padding:.6rem 0}.row+.row{border-top:1px solid rgba(255,255,255,.06)}code{color:var(--acento);font-family:ui-monospace,SF Mono,monospace;font-size:.9rem}