:root{--bg:#05070c;--bg2:#0a0e16;--card:#0e141f;--card2:#121a28;--text:#e9eef6;--muted:#8b97a9;--line:#1e2939;--accent:#4dd8ff;--accent2:#7c8cff;--ok:#3ddc97;--warn:#ffb45a;--grad:linear-gradient(135deg,#4dd8ff 0%,#7c8cff 100%)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;color-scheme:dark}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
body::before{content:'';position:fixed;inset:0;background:radial-gradient(900px 500px at 80% -10%,rgba(77,216,255,.08),transparent 60%),radial-gradient(700px 400px at 10% 110%,rgba(124,140,255,.07),transparent 60%);pointer-events:none;z-index:0}
.wrap{max-width:1100px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
/* nav */
nav{position:sticky;top:0;z-index:50;background:rgba(5,7,12,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.05rem;letter-spacing:.5px;text-decoration:none;color:var(--text)}
.logo .dot{width:26px;height:26px;border-radius:8px;background:var(--grad);display:grid;place-items:center;font-size:.8rem;color:#05070c;font-weight:900}
nav .links{display:flex;gap:22px;align-items:center}
nav a{color:var(--muted);text-decoration:none;font-size:.92rem;transition:color .2s}
nav a:hover{color:var(--text)}
.lang-btn{border:1px solid var(--line);background:var(--card);color:var(--text);padding:7px 14px;border-radius:8px;font-weight:700;font-size:.82rem;cursor:pointer;transition:border-color .2s}
.lang-btn:hover{border-color:var(--accent)}
/* hero */
.hero{padding:88px 0 60px;text-align:center}
.badge{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:var(--card);border-radius:999px;padding:6px 16px;font-size:.8rem;color:var(--muted);margin-bottom:26px}
.badge .pulse{width:7px;height:7px;border-radius:50%;background:var(--ok);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(61,220,151,.5)}50%{box-shadow:0 0 0 6px rgba(61,220,151,0)}}
h1{font-size:clamp(2rem,5vw,3.3rem);line-height:1.15;font-weight:900;letter-spacing:-.5px;margin-bottom:18px}
h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{color:var(--muted);font-size:1.08rem;max-width:640px;margin:0 auto 34px}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 30px;border-radius:10px;font-weight:800;font-size:.98rem;text-decoration:none;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--grad);color:#05070c;box-shadow:0 8px 30px rgba(77,216,255,.25)}
.btn-ghost{border:1px solid var(--line);color:var(--text);background:var(--card)}
.hero-stats{display:flex;gap:40px;justify-content:center;margin-top:52px;flex-wrap:wrap}
.stat{text-align:center}
.stat b{display:block;font-size:1.7rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{color:var(--muted);font-size:.82rem}
/* sections */
section{padding:70px 0}
.sec-title{text-align:center;margin-bottom:48px}
.sec-title h2{font-size:clamp(1.5rem,3.5vw,2.2rem);font-weight:800;letter-spacing:-.3px}
.sec-title p{color:var(--muted);margin-top:10px}
/* features */
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.feature{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:26px;transition:border-color .2s,transform .2s}
.feature:hover{border-color:rgba(77,216,255,.4);transform:translateY(-3px)}
.feature .ico{width:44px;height:44px;border-radius:10px;background:rgba(77,216,255,.12);display:grid;place-items:center;font-size:1.3rem;margin-bottom:16px}
.feature h3{font-size:1.02rem;margin-bottom:8px}
.feature p{color:var(--muted);font-size:.9rem}
/* pricing */
.grid3.pricing{gap:20px}
.plan{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:30px;position:relative;display:flex;flex-direction:column}
.plan.hot{border-color:rgba(77,216,255,.55);background:linear-gradient(180deg,rgba(77,216,255,.06),var(--card) 40%)}
.plan .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad);color:#05070c;font-size:.72rem;font-weight:900;padding:4px 14px;border-radius:999px;letter-spacing:.5px}
.plan h3{font-size:1.15rem;margin-bottom:4px}
.plan .desc{color:var(--muted);font-size:.85rem;margin-bottom:18px}
.price{margin-bottom:22px}
.price b{font-size:2.5rem;font-weight:900;letter-spacing:-1px}
.price span{color:var(--muted);font-size:.9rem}
.plan ul{list-style:none;margin-bottom:26px;flex:1}
.plan li{padding:7px 0;font-size:.9rem;color:var(--text);display:flex;gap:10px;align-items:baseline}
.plan li::before{content:'✓';color:var(--ok);font-weight:900}
.plan li.na{color:var(--muted)}
.plan li.na::before{content:'—';color:var(--line)}
.plan .btn{justify-content:center}
/* steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;counter-reset:step}
.step{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:26px;position:relative}
.step::before{counter-increment:step;content:counter(step,decimal-leading-zero);font-size:2.2rem;font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:block;margin-bottom:12px}
.step h3{font-size:1rem;margin-bottom:6px}
.step p{color:var(--muted);font-size:.88rem}
/* faq */
.faq{max-width:760px;margin:0 auto}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 22px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:700;font-size:.95rem;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::after{content:'+';color:var(--accent);font-size:1.3rem;font-weight:400;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{color:var(--muted);font-size:.9rem;margin-top:12px}
/* cta band */
.band{background:linear-gradient(135deg,rgba(77,216,255,.1),rgba(124,140,255,.1));border:1px solid var(--line);border-radius:20px;padding:50px;text-align:center;margin:20px 0}
.band h2{font-size:1.8rem;font-weight:900;margin-bottom:12px}
.band p{color:var(--muted);margin-bottom:26px}
/* footer */
footer{border-top:1px solid var(--line);padding:44px 0 30px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px;margin-bottom:30px}
.foot-grid h4{font-size:.85rem;text-transform:uppercase;letter-spacing:1px;color:var(--muted);margin-bottom:14px}
.foot-grid a{display:block;color:var(--text);text-decoration:none;font-size:.9rem;padding:4px 0}
.foot-grid a:hover{color:var(--accent)}
.foot-grid p{color:var(--muted);font-size:.85rem}
.copy{border-top:1px solid var(--line);padding-top:22px;color:var(--muted);font-size:.8rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
@media(max-width:768px){.foot-grid{grid-template-columns:1fr}.hero{padding:60px 0 40px}.hero-stats{gap:24px}}
[hidden]{display:none!important}
/* order box */
.order-box{margin-top:26px;display:flex;justify-content:center}
.order-inner{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px 24px;max-width:520px;width:100%}
.order-field{display:flex;flex-direction:column;gap:8px}
.order-field input{background:var(--bg2);border:1px solid var(--line);border-radius:8px;padding:12px 16px;color:var(--text);font-size:.95rem;outline:none;transition:border-color .2s}
.order-field input:focus{border-color:var(--accent)}
.order-msg{color:var(--warn);font-size:.83rem;min-height:1em}
.plan .btn[disabled]{opacity:.6;cursor:wait}