:root{--ink:#0f172a;--ink-soft:#475569;--ground:#f8fafc;--card:#fff;--line:#cbd5e1;--brand:#0e7490;--brand-ink:#fff;--alert:#b91c1c;--ok:#15803d;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--ink);background:var(--ground);-webkit-text-size-adjust:100%;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:17px;line-height:1.5}*{box-sizing:border-box}body{padding:max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));margin:0}main{max-width:34rem;margin:0 auto}header{margin-bottom:1rem}h1{letter-spacing:-.02em;margin:0;font-size:1.6rem}h2{margin:0 0 .75rem;font-size:1.05rem}.milestone{color:var(--ink-soft);margin:.15rem 0 0;font-size:.95rem}.intro{color:var(--ink-soft);margin:0 0 1.25rem}section{background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:1rem;padding:1rem}dl{margin:0 0 1rem}.row{border-bottom:1px solid var(--line);justify-content:space-between;gap:1rem;padding:.5rem 0;display:flex}.row:last-child{border-bottom:none}dt{color:var(--ink-soft)}dd{font-variant-numeric:tabular-nums;text-align:right;margin:0;font-weight:600}.actions{flex-wrap:wrap;gap:.5rem;display:flex}button{min-height:48px;font:inherit;color:var(--brand-ink);background:var(--brand);cursor:pointer;border:none;border-radius:10px;flex:auto;padding:0 1.1rem;font-weight:600}button.secondary{background:var(--card);color:var(--ink);border:1px solid var(--line)}button:disabled{opacity:.45}button:active{transform:translateY(1px)}progress{width:100%;height:12px;margin-bottom:.75rem}.alert{color:var(--alert);font-weight:600}.ok{color:var(--ok);font-weight:600}.note{color:var(--ink-soft);margin:0 0 .75rem;font-size:.9rem}