:root {
  --bg: #0f172a;
  --bg2: #1e1b4b;
  --panel: #1e293b;
  --panel-2: #162033;
  --text: #e5edff;
  --muted: #94a3b8;
  --border: #334155;
  --blue: #3b82f6;
  --purple: #a855f7;
  --cyan: #06b6d4;
  --gold: #fbbf24;
  --rose: #fb3f6c;
  --success: #10b981;
  --radius: 22px;
  --shadow: 0 16px 40px rgba(2, 8, 23, 0.34);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'DM Sans', sans-serif;
  color: var(--text);
  background: linear-gradient(135deg, var(--bg) 0%, var(--bg2) 50%, #312e81 100%) fixed;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1180px, calc(100% - 2rem)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(12px); background: rgba(15,23,42,.78); border-bottom: 1px solid rgba(148,163,184,.12); }
.topbar { background: linear-gradient(90deg, var(--blue), var(--purple)); font-size: 14px; }
.topbar-inner { display: flex; justify-content: flex-end; gap: 24px; padding: 10px 0; }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; min-height: 84px; gap: 20px; }
.brand img, .footer-logo { height: 42px; width: auto; filter: brightness(0) invert(1); }
.main-nav { display: flex; align-items: center; gap: 22px; }
.main-nav a { color: var(--muted); font-weight: 700; font-size: 14px; }
.main-nav a.active, .main-nav a:hover { color: #fff; }
.menu-toggle { display:none; background:none; border:none; color:#fff; font-size: 30px; }
.btn, .btn-outline, .btn-secondary {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  border-radius: 18px; padding: 15px 26px; font-weight: 800; transition: .25s ease;
}
.btn { background: linear-gradient(90deg, var(--blue), var(--purple)); color: white; box-shadow: 0 0 30px rgba(59,130,246,.18); }
.btn:hover { transform: translateY(-2px); }
.btn-secondary { background: linear-gradient(90deg, var(--rose), #e11d48); color: white; }
.btn-outline { border: 1px solid rgba(148,163,184,.35); background: rgba(255,255,255,.03); color: white; }
.btn-sm { padding: 11px 18px; border-radius: 14px; }
.hero, .page-hero { position: relative; overflow: hidden; }
.hero { min-height: calc(100vh - 120px); display: flex; align-items: center; }
.hero::before, .page-hero::before {
  content: ''; position: absolute; inset: 0;
  background-size: cover; background-position: center; opacity: .10; mix-blend-mode: screen;
}
.hero-home::before { background-image: url('https://images.unsplash.com/photo-1557683311-eac922347aa1'); }
.hero-hosting::before { background-image: url('https://images.unsplash.com/photo-1643101807331-21a4a3f081d5'); }
.hero-marketing::before { background-image: url('https://images.unsplash.com/photo-1676276374803-36e48196d5ac'); }
.hero-massmail::before { background-image: url('https://images.unsplash.com/photo-1460925895917-afdab827c52f'); }
.hero-businessmail::before { background-image: url('https://images.unsplash.com/photo-1552664730-d307ca884978'); }
.hero-about::before { background-image: url('https://images.unsplash.com/photo-1522202176988-66273c2fd55f'); }
.hero-contact::before { background-image: url('https://images.unsplash.com/photo-1516321318423-f06f85e504b3'); }
.hero-content, .page-hero .container { position: relative; z-index: 1; }
.hero-content { max-width: 980px; padding: 88px 0; text-align: center; }
h1 { font-size: clamp(2.6rem, 7vw, 4.9rem); line-height: 1.06; margin: 0 0 22px; letter-spacing: -.02em; }
.page-hero h1 { font-size: clamp(2.5rem, 5vw, 4.2rem); }
.lead { color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.45rem); line-height: 1.7; max-width: 860px; }
.hero-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; margin-top: 36px; }
section { padding: 96px 0; }
.section-muted { background: rgba(255,255,255,.02); border-top: 1px solid rgba(148,163,184,.12); border-bottom: 1px solid rgba(148,163,184,.12); }
.section-title { text-align:center; max-width: 860px; margin: 0 auto 54px; }
.section-title h2 { font-size: clamp(2rem, 4vw, 3.25rem); margin:0 0 14px; letter-spacing:-.02em; }
.section-title p { margin:0; color:var(--muted); font-size:1.1rem; line-height:1.7; }
.grid-2, .grid-3, .grid-4 { display:grid; gap: 26px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.card, .info-card, .testimonial, .pricing-card, .contact-card, .stat-card, .step-card {
  background: rgba(30,41,59,.96); border: 1px solid rgba(148,163,184,.16); border-radius: 28px; box-shadow: var(--shadow);
}
.card, .info-card, .testimonial, .pricing-card, .contact-card, .stat-card, .step-card { padding: 30px; }
.card:hover, .info-card:hover, .pricing-card:hover, .testimonial:hover, .step-card:hover { transform: translateY(-4px); }
.card, .info-card, .pricing-card, .testimonial, .step-card { transition: .25s ease; }
.card h3, .info-card h3, .pricing-card h3, .stat-card h3, .contact-card h3, .step-card h3 { margin: 0 0 10px; font-size: 1.35rem; }
.card p, .info-card p, .testimonial p, .contact-card p, .step-card p { color: var(--muted); line-height: 1.7; margin: 0; }
.service-card { position: relative; overflow: hidden; }
.service-card::after, .pricing-card::after { content:''; position:absolute; inset:0; border-radius:inherit; padding:1px; background:linear-gradient(90deg,var(--blue),var(--purple)); -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0); -webkit-mask-composite:xor; mask-composite:exclude; opacity:.4; pointer-events:none; }
.service-link { display:inline-flex; margin-top:18px; font-weight:700; color:#fff; }
.icon-badge {
  width: 56px; height: 56px; border-radius: 18px; display:flex; align-items:center; justify-content:center;
  background: rgba(6,182,212,.12); color: var(--cyan); font-weight:800; margin-bottom:18px; font-size:1.2rem;
}
.definition-box { background: rgba(30,41,59,.96); border-left: 4px solid var(--cyan); padding: 34px; border-radius: 0 24px 24px 0; }
.definition-box p { margin: 0; font-size: 1.2rem; line-height: 1.85; color: rgba(255,255,255,.92); }
.split { display:grid; grid-template-columns: 1.1fr .9fr; gap: 38px; align-items:center; }
.feature-list, .check-list { list-style:none; padding:0; margin:0; }
.feature-list li, .check-list li { color: var(--muted); line-height: 1.7; padding-left: 28px; position: relative; margin-bottom: 14px; }
.feature-list li::before, .check-list li::before { content:'✓'; position:absolute; left:0; top:0; color: var(--cyan); font-weight:800; }
.pricing-grid { display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 28px; align-items: stretch; }
.pricing-card.recommended { border-color: rgba(251,191,36,.55); transform: scale(1.03); }
.plan-price { font-size: 3rem; font-weight: 800; margin: 14px 0 18px; }
.plan-price small { font-size: 1rem; color: var(--muted); font-weight: 500; }
.badge { display:inline-block; background: linear-gradient(90deg, var(--gold), #d97706); color: #08111f; font-size:.78rem; font-weight:800; padding:8px 14px; border-radius:999px; margin-bottom:16px; text-transform:uppercase; letter-spacing:.04em; }
.stats { display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:26px; }
.stat-value { font-size: 2.8rem; font-weight: 800; background: linear-gradient(90deg,var(--blue),var(--purple)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.cta-box { text-align:center; padding: 54px 28px; border: 1px solid rgba(148,163,184,.16); border-radius: 32px; background: rgba(30,41,59,.92); box-shadow: var(--shadow); }
.cta-box h2 { margin: 0 0 14px; font-size: clamp(2rem, 3vw, 3rem); }
.cta-box p { margin: 0 auto 24px; color: var(--muted); max-width: 760px; line-height: 1.7; }
.breadcrumb { display:flex; gap:10px; align-items:center; color: var(--muted); font-size: .95rem; margin-bottom: 24px; }
.breadcrumb .sep { opacity:.6; }
.form-grid { display:grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { display:flex; flex-direction:column; gap:8px; margin-bottom:18px; }
label { font-weight: 700; color: #fff; }
input, select, textarea {
  width:100%; border-radius: 18px; border:1px solid rgba(148,163,184,.18); background:#0f172a; color:#fff; padding: 16px 18px; font: inherit;
}
textarea { min-height: 150px; resize: vertical; }
.notice { padding: 16px 18px; border-radius: 16px; margin-bottom: 18px; font-weight: 700; }
.notice.success { background: rgba(16,185,129,.15); border:1px solid rgba(16,185,129,.3); color:#bbf7d0; }
.notice.error { background: rgba(251,63,108,.12); border:1px solid rgba(251,63,108,.28); color:#fecdd3; }
.contact-layout { display:grid; grid-template-columns: 1fr .92fr; gap: 34px; }
.contact-card + .contact-card { margin-top: 22px; }
.footer-grid { display:grid; grid-template-columns: 1.2fr 1fr 1fr 1fr; gap: 28px; padding: 70px 0 26px; }
.footer-links { list-style:none; padding:0; margin:0; }
.footer-links li { margin-bottom:12px; color: var(--muted); }
.site-footer { border-top: 1px solid rgba(148,163,184,.12); margin-top: 40px; }
.footer-copy { padding: 0 0 34px; color: var(--muted); }
.center { text-align:center; }
@media (max-width: 980px) {
  .menu-toggle { display:block; }
  .main-nav { display:none; position:absolute; top:84px; left:1rem; right:1rem; flex-direction:column; align-items:flex-start; gap:16px; padding:24px; background:rgba(15,23,42,.98); border:1px solid rgba(148,163,184,.16); border-radius:24px; }
  .main-nav.open { display:flex; }
  .grid-2, .grid-3, .grid-4, .pricing-grid, .stats, .split, .contact-layout, .footer-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .pricing-card.recommended { transform:none; }
}
@media (max-width: 640px) {
  section { padding: 74px 0; }
  .hero-content { text-align:left; }
  .hero-actions { justify-content:flex-start; }
  .topbar { display:none; }
}