*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,sans-serif;color:#1f2937;background:#f6f9fb}
.hero{background:linear-gradient(135deg,#27AE60,#2980B9);color:#fff}
.hero__inner{max-width:1100px;margin:0 auto;padding:52px 16px;text-align:center}
.hero h1{margin:0 0 8px;font-size:clamp(1.7rem,3vw,2.4rem);font-weight:800}
.hero p{margin:0;opacity:.95}
.nav{background:#ffffff;border-bottom:1px solid #e8eef5}
.nav__inner{max-width:1100px;margin:0 auto;display:flex;gap:10px;align-items:center;justify-content:center;flex-wrap:wrap;padding:10px 12px}
.nav a{display:inline-block;text-decoration:none;background:#eef7f1;border:1px solid #d7efe0;color:#0f3b23;padding:10px 14px;border-radius:999px;font-weight:700}
.nav a.active{background:#27AE60;color:#fff;border-color:#27AE60}
.container{max-width:1100px;margin:auto;padding:24px;display:grid;gap:16px}
.card{background:#fff;border-radius:16px;padding:20px;box-shadow:0 6px 18px rgba(0,0,0,.06);border:1px solid #e8eef5}
.card.alt{background:#f9fbfd}
h2{margin:0 0 12px;font-size:1.35rem}
h3{margin:8px 0}
.grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin:12px 0}
.grid2{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));margin:12px 0}
.grid3{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin:12px 0}
.offer{background:#ffffff;border:1px solid #e8eef5;border-radius:12px;padding:12px}
ul.clean{margin:8px 0 0 18px}
label{display:flex;flex-direction:column;font-size:.95rem;gap:6px}
input,select,textarea{border:1px solid #cfd9e3;border-radius:12px;padding:12px 14px;font:inherit;background:#fff;outline:none}
input:focus,select:focus,textarea:focus{border-color:#2980B9;box-shadow:0 0 0 3px rgba(41,128,185,.15)}
.check{flex-direction:row;align-items:center;gap:10px;margin:6px 0}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
button{border:0;border-radius:12px;padding:12px 16px;cursor:pointer;font-weight:700}
.primary{background:#27AE60;color:#fff}
.secondary{background:#e6f2fb;color:#0f3554;border:1px solid #cfe6fb}
.primary:hover{filter:brightness(.97)}.secondary:hover{filter:brightness(.98)}
.plans{list-style:none;padding-left:0;margin:0 0 8px;display:grid;gap:6px}
.price-list{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.note{font-size:.9rem;color:#516173}
.footer{padding:24px;text-align:center;color:#5b6b7a}
.kicker{font-weight:700;opacity:.9}
.cta{display:inline-block;margin-top:8px}
.hero .cta{background:#fff;color:#0b3b21;border-radius:999px;padding:10px 16px;font-weight:800;text-decoration:none;border:2px solid rgba(255,255,255,.85)}
.hero .cta:hover{filter:brightness(.98)}
@media (prefers-color-scheme: dark){
  body{background:#0f1720;color:#e7eef7}
  .card{background:#111a24;border-color:#1c2a39}
  .card.alt{background:#0f1720}
  input,select,textarea{background:#0b1320;color:#e7eef7;border-color:#263548}
  .nav{background:#0f1720;border-color:#1c2a39}
  .nav a{background:#11281a;color:#cfe9dc;border-color:#214b34}
  .nav a.active{background:#27AE60;color:#fff;border-color:#27AE60}
  .footer{color:#a9b7c7}
}