:root{--bg:#f3f2ee;--card:#fff;--ink:#111;--muted:#6b6b66;--line:#e6e4dd;--lime:#d4ec3a;--lime-ink:#1d2400;--dark:#111;--chip:#efeee9;--ok:#2f7a3a;--bad:#a3352b}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--bg:#141413;--card:#1d1d1b;--ink:#f1f0ea;--muted:#9a9990;--line:#2e2d2a;--chip:#2a2926;--dark:#f1f0ea;--ok:#7fd08b;--bad:#f08a7e}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,sans-serif;font-size:15px;line-height:1.5}
button,input,select,textarea{font:inherit;color:inherit}
.narrow{max-width:520px;margin:0 auto;padding:32px 16px}
.brand{font-weight:800;letter-spacing:-.02em;margin-bottom:24px;display:flex;align-items:center;gap:10px}
.brand i{display:inline-block;width:12px;height:12px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px var(--dark)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px}
h1{font-size:26px;letter-spacing:-.03em;margin:0 0 8px;line-height:1.15}
.muted{color:var(--muted)}
label.f{display:block;margin:16px 0 6px;font-weight:600;font-size:14px}
input[type=text],input[type=email],input[type=tel],input[type=password],textarea{width:100%;border:1px solid var(--line);background:var(--bg);border-radius:10px;padding:11px 13px}
textarea{min-height:70px;resize:vertical}
.check{display:flex;gap:10px;align-items:flex-start;margin-top:14px;font-size:14px}
.check input{margin-top:4px;width:18px;height:18px;accent-color:#9fb81a}
.btn{border:1px solid var(--line);background:var(--card);border-radius:999px;padding:10px 18px;font-weight:600;cursor:pointer}
.btn.lime{background:var(--lime);color:var(--lime-ink);border-color:#a9c21c}
.btn.block{width:100%;margin-top:20px;padding:13px}
.btn:disabled{opacity:.5;cursor:default}
.msg{margin-top:14px;padding:12px 14px;border-radius:10px;font-size:14px;display:none}
.msg.ok{display:block;background:color-mix(in srgb,var(--ok) 14%,transparent);color:var(--ok)}
.msg.bad{display:block;background:color-mix(in srgb,var(--bad) 14%,transparent);color:var(--bad)}
.franjas{display:grid;gap:8px;margin-top:16px}
.franja{display:flex;align-items:center;gap:12px;border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;cursor:pointer;user-select:none}
.franja input{width:20px;height:20px;accent-color:#9fb81a}
.franja.on{border-color:#9fb81a;background:color-mix(in srgb,var(--lime) 22%,transparent)}
.franja small{margin-left:auto;color:var(--muted)}
a{color:inherit}