:root{--bg:#111a20;--bg-2:#0f1a22;--panel:#18232c;--text:#dbe7ee;--muted:#a8b5bf;--brand:#2ea4ff;--brand-2:#6bd3ff;--accent:#22c55e;--card:#141d24;--border:#1f2a33;--white:#ffffff}
*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;line-height:1.6;color:var(--text);background:#0d1620}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(10,16,22,.85);backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{display:flex;align-items:center;gap:10px;color:var(--white);text-decoration:none;font-weight:700}
.nav-links{display:flex;gap:22px}
.nav-links a{color:var(--muted);text-decoration:none}
.nav-links a:hover{color:var(--white)}
.nav-toggle{display:none;width:36px;height:36px;background:url("icons/menu.svg") center/18px no-repeat;border:1px solid var(--border);border-radius:8px}

.hero{background:linear-gradient(180deg,#0f1923, #0b141d);padding:56px 0 48px;border-bottom:1px solid var(--border)}
.hero-inner{text-align:center}
.badge{display:inline-block;color:#95a8b8;background:var(--panel);border:1px solid var(--border);padding:6px 10px;border-radius:999px;font-size:12px}
.title{font-size:40px;margin:18px 0 10px;font-weight:800}
.tabs{display:flex;justify-content:center;margin:8px 0 14px}
.tab{background:var(--panel);border:1px solid var(--border);color:var(--muted);padding:8px 14px;border-radius:999px;cursor:pointer}
.tab.is-active{color:var(--white);border-color:#2b3947}
.price{margin:8px 0 0;color:#b9c6d1}
.price strong{font-size:36px;color:var(--white)}
.save{margin-top:6px;color:var(--accent);font-weight:700}
.cta-group{margin-top:16px;display:flex;gap:12px;justify-content:center}
.btn{display:inline-block;background:var(--panel);border:1px solid var(--border);color:var(--white);text-decoration:none;padding:10px 16px;border-radius:10px}
.btn.primary{background:linear-gradient(180deg,#2ea4ff,#1b86ff);border-color:#196ed6}
.btn.ghost{background:transparent}
.btn.small{padding:7px 12px;font-size:14px}
.center{text-align:center}

.features{padding:44px 0;background:#0e171f}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.feature{background:var(--card);border:1px solid var(--border);padding:18px;border-radius:14px;text-align:center}
.feature-icon{width:56px;height:56px;margin-bottom:8px}
.feature h3{margin:6px 0 8px}
.feature p{color:var(--muted);font-size:14px}

.band{background:var(--bg);padding:38px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.band-inner{text-align:center}
.band h2{margin:0 0 6px}

.why{padding:56px 0;background:#0f1922}
.why-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}
.illust img{width:100%;height:auto;display:block}
.why-text p{color:var(--muted)}
.checks{list-style:none;padding:0;margin:12px 0 18px}
.checks li{margin:6px 0;padding-left:24px;position:relative}
.checks li:before{content:"";position:absolute;left:0;top:7px;width:14px;height:14px;border-radius:50%;background:linear-gradient(180deg,#29d37a,#11b15a)}

.posts{padding:48px 0;background:#0e171f;border-top:1px solid var(--border)}
.section-title{text-align:center;margin:0 0 16px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px}
.card .meta{color:var(--muted);font-size:12px}
.card .excerpt{color:var(--muted)}
.card .more{display:inline-block;margin-top:8px;color:var(--brand);text-decoration:none}

.testimonials{padding:48px 0;background:#0f1923;border-top:1px solid var(--border)}
.testimonials h2{text-align:center;margin:0 0 20px}
.logos{display:flex;gap:24px;justify-content:center;align-items:center}
.logos img{height:42px;opacity:.85;filter:grayscale(100%)}

.site-footer{background:#0b1218;border-top:1px solid var(--border)}
.footer-grid{display:grid;grid-template-columns:2fr 2fr 1.6fr;gap:24px;padding:28px 0}
.site-footer h4{margin:0 0 8px}
.site-footer p,.site-footer a{color:var(--muted)}
.linklist{list-style:none;margin:0;padding:0}
.linklist li{margin:6px 0}
.ad{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:10px;display:flex;justify-content:center}
.copyright{border-top:1px solid var(--border);padding:14px 0;color:#7f8c97;text-align:center}

.backtop{position:fixed;right:16px;bottom:16px;width:40px;height:40px;border-radius:10px;background:var(--panel);border:1px solid var(--border);color:#bcd;cursor:pointer;display:none}
.backtop.show{display:block}

@media (max-width: 980px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .cards{grid-template-columns:1fr}
  .why-inner{grid-template-columns:1fr}
  .nav-links{display:none}
  .nav-toggle{display:inline-block}
}