:root{--bg:#f7f8fa;--card:#fff;--ink:#14213d;--muted:#5b6578;--brand:#e85d04;--brand2:#1d3557;--ok:#2a9d8f;--line:#e3e7ee;--r:14px;--sh:0 4px 18px rgba(20,33,61,.07)}
*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg)}
header{background:var(--brand2);padding:.8rem 1rem;display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:space-between}header a{color:#fff;text-decoration:none;font-weight:500}.logo{font-weight:800;font-size:1.2rem}nav a{margin-left:1rem;opacity:.9}
main{max-width:880px;margin:auto;padding:1rem}h1{font-size:clamp(1.6rem,4vw,2.2rem);line-height:1.2;margin:.6rem 0 .3rem}.lead{color:var(--muted);font-size:1.08rem;margin:0 0 1rem}
.trust{display:flex;flex-wrap:wrap;gap:.5rem;font-size:.82rem;color:var(--muted);margin-bottom:1rem}.trust span{background:#eef1f6;border-radius:99px;padding:.15rem .7rem}
.calc{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);padding:1.1rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.8rem}
.calc label{display:flex;flex-direction:column;font-size:.85rem;font-weight:600;color:var(--muted)}.calc input,.calc select{margin-top:.3rem;padding:.65rem;font-size:1.05rem;border:1.5px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}.calc input:focus,.calc select:focus{outline:none;border-color:var(--brand)}
output{grid-column:1/-1;display:block;background:#fff4ec;border-left:5px solid var(--brand);border-radius:10px;padding:1rem;font-size:1.2rem;font-weight:700;white-space:pre-line;color:var(--ink)}
.share{grid-column:1/-1;justify-self:start;background:none;border:1.5px solid var(--line);border-radius:10px;padding:.5rem .9rem;cursor:pointer;color:var(--muted)}
.pick{margin:1.2rem 0;background:var(--card);border:2px solid var(--ok);border-radius:var(--r);padding:1rem;box-shadow:var(--sh)}.pick b{color:var(--ok);text-transform:uppercase;font-size:.78rem;letter-spacing:.06em}
.aff{display:inline-block;background:var(--brand);color:#fff;padding:.6rem 1.1rem;border-radius:10px;text-decoration:none;font-weight:700;margin:.4rem 0}.aff:hover{filter:brightness(1.08)}.disc{font-size:.78rem;color:var(--muted)}
details{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:.8rem 1rem;margin:.6rem 0}summary{cursor:pointer;font-weight:700}
table{border-collapse:collapse;width:100%;background:#fff;border-radius:10px;overflow:hidden;font-size:.95rem}td,th{border-bottom:1px solid var(--line);padding:.55rem;text-align:left}th{background:#eef1f6}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:.8rem;padding:0;list-style:none}.grid a{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1rem;text-decoration:none;color:var(--ink);font-weight:600;box-shadow:var(--sh)}.grid a:hover{border-color:var(--brand)}
.cols{columns:2}footer{text-align:center;font-size:.85rem;padding:2rem 1rem;color:var(--muted)}footer a{color:var(--muted)}.small{font-size:.78rem}
@media(max-width:600px){.cols{columns:1}nav a{margin-left:.6rem}}