:root{
  --bg:#070A12;
  --fg:#E9EEF8;
  --muted:#A8B3C7;
  --card:#0C1222;
  --card2:#0A1020;
  --stroke:rgba(255,255,255,.10);
  --accent:#7C5CFF;
  --accent2:#31D0AA;
  --warn:#F7C948;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background:
    radial-gradient(900px 400px at 15% 10%, rgba(124,92,255,.25), transparent 60%),
    radial-gradient(700px 400px at 80% 20%, rgba(49,208,170,.18), transparent 60%),
    var(--bg);
  color:var(--fg);
}
a{color:inherit;text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.row{display:flex;align-items:center;justify-content:space-between;gap:16px}

.header{position:sticky;top:0;z-index:10;background:rgba(7,10,18,.65);backdrop-filter: blur(10px);border-bottom:1px solid var(--stroke)}
.header .container{padding:14px 20px}
.brand{display:flex;align-items:center;gap:12px}
.logo{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),#3F8CFF);font-weight:800}
.brand__name{font-weight:800;letter-spacing:.2px}
.brand__tag{font-size:12px;color:var(--muted)}

.nav{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.nav__link{font-size:14px;color:var(--muted);padding:8px 10px;border-radius:10px}
.nav__link:hover{background:rgba(255,255,255,.06);color:var(--fg)}

.hero{padding:56px 0 24px}
.hero__grid{display:grid;grid-template-columns: 1.1fr .9fr;gap:26px;align-items:start}
@media (max-width: 900px){.hero__grid{grid-template-columns:1fr}}

h1{font-size:44px;line-height:1.05;margin:14px 0 12px}
@media (max-width: 900px){h1{font-size:36px}}

h2{font-size:28px;margin:0 0 16px}
h3{margin:0 0 8px}
.sub{color:var(--muted);font-size:16px;line-height:1.5;max-width:60ch}

.pill{display:inline-flex;gap:8px;align-items:center;padding:7px 10px;border:1px solid var(--stroke);border-radius:999px;color:var(--muted);background:rgba(255,255,255,.04);font-size:13px}

.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:11px 14px;border-radius:12px;border:1px solid rgba(255,255,255,.14);background:linear-gradient(135deg,var(--accent),#3F8CFF);color:white;font-weight:700}
.btn:hover{filter:brightness(1.05)}
.btn--ghost{background:rgba(255,255,255,.06);color:var(--fg)}

.bullets{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.bullet{font-size:13px;color:var(--muted);padding:8px 10px;border:1px solid var(--stroke);border-radius:12px;background:rgba(0,0,0,.15)}

.panel{border:1px solid var(--stroke);border-radius:16px;background:linear-gradient(180deg, rgba(12,18,34,.95), rgba(10,16,32,.75));overflow:hidden}
.panel__top{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--stroke)}
.panel__title{margin-left:6px;color:var(--muted);font-size:12px}
.dot{width:10px;height:10px;border-radius:999px;opacity:.85}
.dot--r{background:#FF5C72}
.dot--y{background:#F7C948}
.dot--g{background:#31D0AA}
.code{margin:0;padding:14px 14px 10px;background:rgba(0,0,0,.25);color:#EAF2FF;font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;font-size:12.5px;line-height:1.5;overflow:auto}
.panel__hint{margin:0;padding:10px 14px 14px;color:var(--muted);font-size:12px}
.panel__body{padding:14px}
.panel__h{margin:6px 0 6px;font-size:18px}
.panel__p{margin:0 0 12px;color:var(--muted);line-height:1.5}
.panel__list{display:grid;gap:8px;margin:10px 0 14px}
.panel__item{padding:10px 10px;border:1px solid var(--stroke);border-radius:12px;background:rgba(0,0,0,.18);color:var(--muted);font-size:13px}

.section{padding:34px 0}
.cards{display:grid;grid-template-columns: repeat(3, 1fr);gap:14px}
@media (max-width: 900px){.cards{grid-template-columns:1fr}}
.card{border:1px solid var(--stroke);border-radius:16px;background:rgba(255,255,255,.04);padding:16px}
.card__k{width:26px;height:26px;border-radius:9px;display:grid;place-items:center;background:rgba(124,92,255,.22);border:1px solid rgba(124,92,255,.35);margin-bottom:10px;font-weight:800;color:#D8D2FF}

.callout{margin-top:18px;border:1px solid rgba(49,208,170,.25);background:rgba(49,208,170,.08);border-radius:16px;padding:14px;color:var(--muted)}
.callout strong{color:var(--fg)}

.price{display:flex;gap:14px;flex-wrap:wrap}
.price__box{border:1px solid var(--stroke);border-radius:16px;background:rgba(255,255,255,.04);padding:16px;max-width:520px}
.price__box ul{margin:10px 0 14px;padding-left:18px;color:var(--muted)}

.form{display:grid;gap:12px;max-width:560px}
.label{display:grid;gap:6px;font-size:13px;color:var(--muted)}
.input{width:100%;padding:12px 12px;border-radius:12px;border:1px solid var(--stroke);background:rgba(0,0,0,.20);color:var(--fg);outline:none}
.input:focus{border-color:rgba(124,92,255,.55);box-shadow:0 0 0 4px rgba(124,92,255,.18)}
textarea.input{resize:vertical}

.fine{color:var(--muted);font-size:12px}

.footer{padding:22px 0;border-top:1px solid var(--stroke);margin-top:30px;background:rgba(0,0,0,.10)}

.toast{margin-top:10px;color:var(--muted);font-size:13px;opacity:0;transform:translateY(4px);transition:.2s}
.toast--show{opacity:1;transform:translateY(0)}