:root{
  --bg: #0b1220;
  --panel:#0f172a;
  --text:#e5e7eb;
  --muted:#94a3b8;
  --brand:#0ea5e9;
  --brand-2:#22d3ee;
  --ok:#10b981;
  --warn:#f59e0b;
  --danger:#ef4444;
  --shadow: 0 10px 30px rgba(2,8,23,.4);
  --radius: 14px;
}
[data-theme="light"]{
  --bg:#f7fafc;
  --panel:#ffffff;
  --text:#0f172a;
  --muted:#475569;
  --brand:#0284c7;
  --brand-2:#06b6d4;
  --shadow: 0 10px 24px rgba(15,23,42,.08);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:"Vazirmatn", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 80% -10%, rgba(34,211,238,.12), transparent 60%),
              radial-gradient(1000px 500px at 20% 110%, rgba(14,165,233,.16), transparent 60%), var(--bg);
  color:var(--text);
  line-height:1.75;
}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-2)}
.container{max-width:1160px;margin:0 auto;padding:0 20px}
/* Header */
header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(140%) blur(8px);
  background:color-mix(in srgb, var(--bg) 86%, transparent);
  border-bottom:1px solid color-mix(in srgb, var(--muted) 20%, transparent);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  height:68px;gap:18px;
}
.brand{
  display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.05rem;color:var(--text)
}
.logo{
  width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--brand-2));
  display:grid;place-items:center;color:white;font-weight:800;box-shadow:var(--shadow);background-image: url(images/logo.png);background-size:contain;background-repeat: no-repeat;
}
.nav-links{display:flex;gap:20px;align-items:center}
.nav-links a{color:var(--text);opacity:.9}
.nav-actions{display:flex;gap:10px;align-items:center}
.btn{
  display:inline-flex;align-items:center;gap:10px;cursor:pointer;border:none;
  border-radius:12px;padding:10px 16px;font-weight:700;transition:.2s;
}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#00131a;box-shadow:var(--shadow)}
.btn-primary:hover{transform:translateY(-1px);filter:saturate(110%)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid color-mix(in srgb, var(--muted) 25%, transparent)}
.theme-toggle{width:42px;height:36px;border-radius:12px;display:grid;place-items:center;border:1px solid color-mix(in srgb, var(--muted) 25%, transparent);background:transparent;color:var(--text)}
.mobile-toggle{display:none}
/* Hero */
.hero{padding:64px 0 30px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}
.kicker{display:inline-flex;gap:10px;align-items:center;background:rgba(14,165,233,.15);color:#bff3ff;padding:6px 10px;border:1px solid rgba(34,211,238,.25);border-radius:999px;font-weight:700}
h1{font-size:2.2rem;line-height:1.35;margin:14px 0 10px}
.lead{color:var(--muted);font-size:1.05rem;margin:0 0 18px}
.hero-cta{display:flex;gap:10px;flex-wrap:wrap}
.hero-card{
  background:linear-gradient(180deg, color-mix(in srgb, var(--panel) 80%, transparent), color-mix(in srgb, var(--panel) 94%, transparent));
  border:1px solid color-mix(in srgb, var(--muted) 22%, transparent);
  border-radius:var(--radius); padding:18px; box-shadow:var(--shadow)
}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:14px}
.stat{background:rgba(255,255,255,.03);border:1px dashed color-mix(in srgb, var(--muted) 25%, transparent);border-radius:12px;padding:10px;text-align:center}
.stat b{font-size:1.2rem}
/* Sections */
section{padding:58px 0}
.section-title{font-size:1.6rem;margin:0 0 14px}
.muted{color:var(--muted)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{
  background:var(--panel);border:1px solid color-mix(in srgb, var(--muted) 18%, transparent);
  border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)
}
.card h3{margin:0 0 8px}
.icon{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#00131a;font-weight:900;margin-bottom:8px
}
.chip{display:inline-block;padding:4px 10px;border-radius:999px;background:rgba(14,165,233,.12);border:1px solid rgba(14,165,233,.3);color:#bff3ff;margin:4px 4px 0 0}
/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.price{display:flex;align-items:baseline;gap:6px;margin:8px 0 12px}
.price b{font-size:1.8rem}
/* FAQ */
.faq details{border:1px solid color-mix(in srgb, var(--muted) 20%, transparent);border-radius:12px;padding:12px;background:var(--panel)}
.faq details+details{margin-top:10px}
.faq summary{cursor:pointer;font-weight:700}
/* Contact */
form{display:grid;gap:10px}
input,select,textarea{
  width:100%;padding:12px 14px;border-radius:12px;background:color-mix(in srgb, var(--panel) 92%, transparent);
  border:1px solid color-mix(in srgb, var(--muted) 25%, transparent);color:var(--text)
}
.inline{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.contact-actions{display:flex;gap:10px;flex-wrap:wrap}
.socials{display:flex;gap:10px}
.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid color-mix(in srgb, var(--muted) 22%, transparent)}
footer{padding:30px 0;color:var(--muted);border-top:1px solid color-mix(in srgb, var(--muted) 18%, transparent)}
/* Responsive */
@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr}
  .grid-3,.pricing{grid-template-columns:1fr 1fr}
  .inline{grid-template-columns:1fr}
  .nav-links{display:none}
  .mobile-toggle{display:inline-grid}
}
@media (max-width: 640px){
  .grid-3,.pricing{grid-template-columns:1fr}
}
/* small UX */
.reveal{opacity:0;transform:translateY(16px);transition:.5s}
.reveal.show{opacity:1;transform:none}
.tick{color:var(--ok);font-weight:800}
.warn{color:var(--warn);font-weight:800}