*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--green:#1d9e75;--green-dark:#0f6e56;--green-light:#e1f5ee;--green-deep:#04342c;--red:#d85a30;--text:#1a1a18;--text-muted:#6b6b68;--text-faint:#a0a09d;--bg:#f7f6f2;--bg-card:#fff;--border:rgba(0,0,0,.08);--border-strong:rgba(0,0,0,.14);--radius:12px;--radius-sm:8px}html{font-size:16px;-webkit-font-smoothing:antialiased}body{background:var(--bg);color:var(--text);line-height:1.6}body,h1,h2,h3,h4{font-family:Manrope,-apple-system,BlinkMacSystemFont,sans-serif}h1,h2,h3,h4{letter-spacing:-.03em;line-height:1.1}a{color:var(--green);text-decoration:none}a:hover{text-decoration:underline}button{font-family:Manrope,-apple-system,BlinkMacSystemFont,sans-serif;cursor:pointer}.container{max-width:900px;margin:0 auto;padding:0 1.5rem}.btn-primary{background:var(--green);color:#fff;border:none;padding:.8rem 1.75rem;border-radius:999px;font-size:1rem;font-weight:500;cursor:pointer;transition:background .15s,transform .1s;display:inline-flex;align-items:center;gap:.5rem}.btn-primary:hover{background:var(--green-dark);transform:translateY(-1px)}.btn-primary:disabled{background:#9fe1cb;cursor:not-allowed;transform:none}.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border-strong);padding:.8rem 1.5rem;border-radius:999px;font-size:1rem;cursor:pointer;transition:all .15s}.btn-ghost:hover{border-color:var(--green);color:var(--green)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem}@media (max-width:640px){.btn-primary{font-size:.85rem;padding:.65rem 1.25rem}}