:root{
  --primary:#0056D6;
  --secondary:#00A8E8;
  --accent:#FF7A00;
  --dark:#0f172a;
  --text:#334155;
  --muted:#64748b;
  --bg:#f5f7fa;
  --card:#ffffff;
  --border:#e2e8f0;
  --success:#0f9d58;
  --shadow:0 14px 40px rgba(15, 23, 42, 0.08);
  --radius:18px;
  --radius-sm:12px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial, Helvetica, sans-serif;
  color:var(--text);
  background:#fff;
  line-height:1.6;
}
a{color:var(--primary); text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%; display:block}
.container{
  width:min(100% - 32px, var(--max));
  margin:0 auto;
}
.topbar{
  background:var(--dark);
  color:#fff;
  font-size:14px;
}
.topbar .container{
  display:flex; justify-content:space-between; align-items:center;
  padding:10px 0;
  gap:16px; flex-wrap:wrap;
}
.topbar-links{display:flex; gap:18px; flex-wrap:wrap}
.topbar a{color:#fff; opacity:.9}
header.site-header{
  position:sticky; top:0; z-index:20;
  background:rgba(255,255,255,.95);
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(226,232,240,.85);
}
.nav-wrap{
  display:flex; align-items:center; justify-content:space-between;
  gap:20px; padding:14px 0;
}
.logo{
  display:flex; align-items:center; gap:12px;
  color:var(--dark); text-decoration:none;
  font-weight:800; font-size:22px;
}
.logo-mark{
  width:44px; height:44px; border-radius:14px;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  display:grid; place-items:center; color:#fff; font-size:22px; font-weight:800;
  box-shadow:var(--shadow);
}
nav ul{
  margin:0; padding:0; list-style:none;
  display:flex; align-items:center; gap:20px;
}
nav a{
  color:var(--dark); font-weight:600; text-decoration:none;
}
.nav-actions{display:flex; gap:10px; align-items:center}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  border-radius:999px; padding:13px 22px; font-weight:700;
  text-decoration:none; border:2px solid transparent; cursor:pointer;
  transition:.2s ease;
}
.btn:hover{text-decoration:none; transform:translateY(-1px)}
.btn-primary{background:var(--primary); color:#fff}
.btn-primary:hover{background:#0046b0}
.btn-secondary{background:#fff; color:var(--primary); border-color:var(--primary)}
.btn-secondary:hover{background:#eef5ff}
.btn-accent{background:var(--accent); color:#fff}
.btn-accent:hover{background:#e46c00}
.btn-block{width:100%}
.mobile-toggle{
  display:none; background:none; border:none; font-size:30px; cursor:pointer; color:var(--dark);
}
.hero{
  background:
    radial-gradient(circle at 10% 10%, rgba(0,168,232,.18), transparent 28%),
    radial-gradient(circle at 90% 20%, rgba(0,86,214,.18), transparent 30%),
    linear-gradient(180deg,#f8fbff 0%, #ffffff 100%);
  padding:76px 0 50px;
}
.hero-grid{
  display:grid; grid-template-columns:1.15fr .85fr; gap:40px; align-items:center;
}
.hero h1{
  margin:0 0 16px; font-size:clamp(34px, 5vw, 58px); line-height:1.08; color:var(--dark);
}
.hero p{
  font-size:18px; color:var(--muted); margin:0 0 28px;
}
.hero-actions{display:flex; gap:14px; flex-wrap:wrap; margin-bottom:22px}
.hero-badges{
  display:flex; gap:12px; flex-wrap:wrap;
}
.badge{
  background:#fff; border:1px solid var(--border);
  border-radius:999px; padding:9px 14px; font-size:14px; font-weight:700;
  box-shadow:var(--shadow);
}
.hero-card{
  background:#fff; border:1px solid var(--border); border-radius:28px;
  padding:28px; box-shadow:var(--shadow);
}
.hero-card h3{margin:0 0 12px; color:var(--dark); font-size:24px}
.hero-card p{margin:0 0 12px; color:var(--text); font-size:16px}
.hero-card ul{margin:0; padding-left:18px; color:var(--text)}
section{
  padding:72px 0;
}
.section-alt{background:var(--bg)}
.section-title{
  max-width:760px; margin:0 auto 44px; text-align:center;
}
.section-title h2{
  margin:0 0 12px; font-size:clamp(28px,3vw,40px); color:var(--dark);
}
.section-title p{margin:0; color:var(--muted); font-size:18px}
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
.grid-2{display:grid; grid-template-columns:repeat(2,1fr); gap:24px}
.card{
  background:var(--card); border:1px solid var(--border); border-radius:var(--radius);
  padding:24px; box-shadow:var(--shadow);
}
.icon-circle{
  width:54px; height:54px; border-radius:16px; display:grid; place-items:center;
  background:linear-gradient(135deg, rgba(0,86,214,.12), rgba(0,168,232,.16));
  color:var(--primary); font-size:24px; margin-bottom:16px;
}
.card h3{margin:0 0 8px; color:var(--dark); font-size:22px}
.card p{margin:0; color:var(--muted)}
.domain-search{
  background:#fff; border:1px solid var(--border); border-radius:24px; padding:28px; box-shadow:var(--shadow);
}
.domain-form{
  display:grid; grid-template-columns:1fr auto; gap:12px; margin-bottom:16px;
}
input, textarea, select{
  width:100%; padding:14px 16px; border:1px solid #cbd5e1;
  border-radius:14px; font:inherit; color:var(--dark);
}
textarea{min-height:150px; resize:vertical}
.domain-prices{
  display:flex; gap:14px; flex-wrap:wrap; color:var(--muted); font-weight:700;
}
.price-card{
  background:#fff; border:1px solid var(--border); border-radius:24px;
  padding:26px; box-shadow:var(--shadow); position:relative;
}
.price-card.featured{
  border:2px solid var(--primary); transform:translateY(-6px);
}
.ribbon{
  position:absolute; top:16px; right:16px;
  background:var(--primary); color:#fff; font-size:12px; font-weight:800;
  border-radius:999px; padding:6px 10px; letter-spacing:.04em;
}
.plan-name{margin:0 0 6px; font-size:24px; color:var(--dark)}
.plan-price{font-size:42px; font-weight:800; color:var(--dark)}
.plan-price span{font-size:16px; color:var(--muted); font-weight:600}
.plan-list{
  list-style:none; padding:0; margin:20px 0 24px;
}
.plan-list li{
  padding:9px 0; border-bottom:1px dashed var(--border);
}
.plan-list li:last-child{border-bottom:none}
.service-card .btn, .price-card .btn{margin-top:8px}
.check-grid{
  display:grid; grid-template-columns:repeat(2,1fr); gap:12px 20px;
}
.check-item{
  display:flex; gap:10px; align-items:flex-start;
}
.check{
  flex:0 0 auto; width:22px; height:22px; border-radius:999px;
  background:#e7f7ee; color:var(--success); display:grid; place-items:center; font-size:14px; font-weight:800;
}
.cta-band{
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:#fff; border-radius:28px; padding:42px; box-shadow:var(--shadow);
  display:grid; grid-template-columns:1fr auto; gap:24px; align-items:center;
}
.cta-band h2{margin:0 0 10px; font-size:34px}
.cta-band p{margin:0; opacity:.96; font-size:18px}
.cta-band .btn-secondary{
  border-color:#fff; color:#fff; background:transparent;
}
.cta-band .btn-secondary:hover{background:rgba(255,255,255,.12)}
.page-hero{
  background:linear-gradient(180deg,#f8fbff 0%, #ffffff 100%);
  padding:72px 0 36px;
}
.page-hero h1{
  margin:0 0 12px; font-size:clamp(30px,4vw,48px); color:var(--dark);
}
.page-hero p{margin:0; max-width:820px; color:var(--muted); font-size:18px}
.list-clean{
  padding-left:18px;
}
.list-clean li{margin-bottom:8px}
.form-card{
  background:#fff; border:1px solid var(--border); border-radius:24px; padding:28px; box-shadow:var(--shadow);
}
.form-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:16px}
.notice{
  background:#fff8e8; color:#8a5a00; padding:14px 16px; border-radius:14px; border:1px solid #f8d67a;
  font-size:15px;
}
.faq details{
  background:#fff; border:1px solid var(--border); border-radius:16px; padding:18px 20px; box-shadow:var(--shadow);
}
.faq details + details{margin-top:14px}
.faq summary{cursor:pointer; font-weight:700; color:var(--dark)}
footer{
  background:var(--dark); color:#cbd5e1; padding:60px 0 24px;
}
.footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:24px}
footer h4{margin:0 0 12px; color:#fff}
footer a{color:#cbd5e1}
.footer-bottom{
  margin-top:30px; padding-top:18px; border-top:1px solid rgba(255,255,255,.12);
  display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; font-size:14px;
}
.small{font-size:14px; color:var(--muted)}
.center{text-align:center}
.m0{margin:0}
.mt16{margin-top:16px}
.mt24{margin-top:24px}
.mt32{margin-top:32px}
.hidden{display:none}

@media (max-width: 980px){
  .hero-grid, .grid-3, .grid-2, .footer-grid, .cta-band, .form-grid{grid-template-columns:1fr}
  .price-card.featured{transform:none}
  nav{
    position:absolute; left:0; right:0; top:74px; background:#fff; border-bottom:1px solid var(--border);
    padding:14px 16px; display:none;
  }
  nav.open{display:block}
  nav ul{flex-direction:column; align-items:flex-start}
  .mobile-toggle{display:block}
  .nav-actions .btn{display:none}
}
@media (max-width: 640px){
  .hero{padding-top:54px}
  .domain-form{grid-template-columns:1fr}
  .hero-card{padding:22px}
  .cta-band{padding:28px}
  .topbar .container{justify-content:center}
}