:root{
  --bg:#0b0f1a;--panel:#121a2b;--card:#172038;--text:#eef2ff;--muted:#b6bfd6;
  --gold:#f5b301;--red:#e11d48;--green:#16a34a;--accent:#7c3aed;--border:#22304d;
  --radius:14px;--maxw:1140px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;background:linear-gradient(180deg,#0a0e19,#0b0f1a 400px);color:var(--text);line-height:1.7;font-size:17px}
img{max-width:100%;height:auto;display:block}
a{color:#ffd25b;text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
h1,h2,h3,h4{font-family:'Segoe UI',sans-serif;line-height:1.25;color:#fff;margin:0 0 .6em}
h1{font-size:2.15rem}
h2{font-size:1.65rem;margin-top:1.8em}
h3{font-size:1.2rem;margin-top:1.4em}
p{margin:0 0 1em}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(11,15,26,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;gap:18px;padding:12px 20px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:#fff;font-size:1.15rem}
.brand img{border-radius:10px}
.menu{margin-left:auto;display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.menu a{color:#dbe3ff;font-weight:600;font-size:.98rem}
.menu a:hover{color:var(--gold);text-decoration:none}
.nav-toggle,.nav-toggle-label{display:none}

/* buttons */
.btn{display:inline-block;padding:12px 22px;border-radius:10px;font-weight:700;text-align:center;transition:transform .15s ease,box-shadow .15s ease}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn-cta{background:linear-gradient(90deg,#f5b301,#e11d48);color:#fff;box-shadow:0 8px 24px rgba(229,29,72,.35)}
.btn-outline{border:1.5px solid var(--gold);color:var(--gold)}

/* hero */
.hero{padding:60px 0 40px;text-align:center}
.hero .badge{display:inline-block;background:rgba(245,179,1,.12);color:var(--gold);padding:6px 14px;border-radius:999px;font-weight:700;font-size:.85rem;margin-bottom:16px;letter-spacing:.5px}
.hero h1{font-size:2.6rem;background:linear-gradient(90deg,#fff,#ffd25b);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.15rem;color:var(--muted);max-width:760px;margin:0 auto 24px}
.hero .cta-row{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:8px}
.hero-img{margin:32px auto 0;max-width:520px;border-radius:20px;box-shadow:0 20px 60px rgba(0,0,0,.5)}

/* rating strip */
.rating{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:14px;flex-wrap:wrap}
.stars{color:var(--gold);font-size:1.15rem;margin:0}
.stars span{color:#fff;font-weight:700;margin-left:6px}

/* card grid */
.section{padding:48px 0;border-top:1px solid var(--border)}
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:22px}
.card h3{margin-top:0;color:#ffd25b}
.card p{color:var(--muted);margin-bottom:0}

/* info table */
.spec{width:100%;border-collapse:collapse;background:var(--panel);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border)}
.spec th,.spec td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--border)}
.spec th{background:#0f1626;color:#ffd25b;width:35%}
.spec tr:last-child th,.spec tr:last-child td{border-bottom:none}

/* reviews */
.review{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}
.review .who{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.review .who strong{color:#fff}
.review .who .st{color:var(--gold);font-size:.95rem}
.review p{color:var(--muted);margin:0}

/* faq */
details{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px 18px;margin-bottom:12px}
details[open]{border-color:var(--gold)}
summary{cursor:pointer;font-weight:700;color:#fff;font-size:1.05rem}
details p{margin:10px 0 0;color:var(--muted)}

/* conclusion */
.conclusion{background:linear-gradient(135deg,rgba(124,58,237,.15),rgba(245,179,1,.08));border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.conclusion h2{margin-top:0}

/* download list */
ol.steps{padding-left:22px}
ol.steps li{margin-bottom:12px;color:var(--muted)}
ol.steps li strong{color:#fff}

/* footer */
.site-footer{margin-top:60px;background:#070b14;border-top:1px solid var(--border);padding:40px 0 16px}
.footgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:26px;padding-bottom:26px}
.footgrid h4{color:var(--gold);margin:0 0 10px;font-size:1rem;text-transform:uppercase;letter-spacing:1px}
.footgrid ul{list-style:none;padding:0;margin:0}
.footgrid li{margin-bottom:6px}
.footgrid a{color:var(--muted)}
.copy{border-top:1px solid var(--border);padding-top:16px;color:var(--muted);font-size:.9rem;text-align:center}

/* responsive */
@media (max-width:820px){
  h1{font-size:1.7rem}
  .hero h1{font-size:2rem}
  .grid-3,.grid-2,.footgrid{grid-template-columns:1fr}
  .nav-toggle-label{display:block;margin-left:auto;cursor:pointer;padding:8px}
  .nav-toggle-label span,
  .nav-toggle-label span::before,
  .nav-toggle-label span::after{display:block;width:26px;height:3px;background:#fff;border-radius:2px;position:relative;content:""}
  .nav-toggle-label span::before{position:absolute;top:-8px}
  .nav-toggle-label span::after{position:absolute;top:8px}
  .menu{display:none;width:100%;flex-direction:column;align-items:flex-start;padding:12px 0}
  .nav-toggle:checked ~ .menu{display:flex}
  .menu a{width:100%;padding:8px 0;border-bottom:1px solid var(--border)}
}