@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700;800&display=swap');

:root{
  --bg0:#020617;
  --bg1:#07142c;
  --neon1:#3da8ff;
  --neon2:#28e0ff;
  --muted:rgba(180,200,255,0.85);
  --glass-01:rgba(9,18,40,0.85);
  --glass-02:rgba(18,32,72,0.95);
  --card-border:rgba(46,72,132,0.75);
}

*{box-sizing:border-box}

html,body{
  height:100%; margin:0;
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,"Helvetica Neue",Arial;
  color:var(--muted);
  background:
    radial-gradient(1200px 600px at 10% 10%, rgba(61,168,255,0.05), transparent 6%),
    radial-gradient(1200px 600px at 90% 90%, rgba(40,224,255,0.04), transparent 8%),
    linear-gradient(180deg,var(--bg0) 0%,var(--bg1) 100%);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  -webkit-tap-highlight-color: transparent;
}

.header-inner, .hero-inner, .feature-grid, .howto-grid, .sample-grid, .cta-inner, .footer-inner {
  width: min(1180px, 92%);
  margin: 0 auto;
}

.neon-header {
  position: sticky;
  top: 0;
  z-index: 90;
  padding: 18px 0;
  background: rgba(8,14,28,0.55);
  border-bottom: 1px solid rgba(46,72,132,0.45);
  backdrop-filter: blur(10px);
  box-shadow: 0 6px 30px rgba(0,0,0,0.55);
}

.header-inner{
  display:flex;
  gap:16px;
  align-items:center;
  justify-content:space-between;
}

.logo-box{
  display:flex;
  align-items:center;
  gap:10px;
}

.logo-image {
  height: 42px;
  filter: drop-shadow(0 0 12px rgba(40,224,255,0.35));
}

.logo-glow{
  width:48px;height:48px;border-radius:10px;
  background:linear-gradient(135deg,var(--neon2),var(--neon1));
  box-shadow:0 8px 30px rgba(40,224,255,0.18);
  filter:drop-shadow(0 8px 20px rgba(40,224,255,0.15));
}

.logo-main{
  font-weight:800;
  font-size:18px;
  color:var(--neon2);
  text-shadow:0 0 12px rgba(40,224,255,0.25);
}

.logo-sub{
  font-weight:700;
  color:var(--neon1);
  opacity:.95;
}

.menu{display:flex;gap:16px;align-items:center}

.menu a{
  color:var(--muted);
  text-decoration:none;
  padding:8px 10px;
  border-radius:8px;
  transition:all .22s;
  font-weight:600;
  font-size:15px;
}

.menu a.active,
.menu a:hover{
  color:#001015;
  background: linear-gradient(90deg,var(--neon1),var(--neon2));
  box-shadow:0 6px 26px rgba(40,224,255,0.22);
}

.neon-btn-small{
  display:inline-block;
  padding:8px 14px;
  border-radius:10px;
  font-weight:700;
  text-decoration:none;
  color:#001015;
  background:linear-gradient(90deg,var(--neon1),var(--neon2));
  box-shadow:0 10px 28px rgba(40,224,255,0.22);
  transition:.18s;
}

.neon-btn-small:hover{
  transform:translateY(-3px);
}

.hero-section{ padding:72px 0 48px; }

.hero-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}

.hero-text{
  max-width:640px;
  padding:8px 0;
}

.hero-text h1{
  font-size:44px;
  line-height:1.05;
  margin:0 0 12px 0;
  font-weight:800;
  color:#e9f3ff;
  text-shadow:0 6px 28px rgba(40,224,255,0.1);
}

.glow-cyan{
  color:var(--neon2);
  text-shadow:0 0 20px rgba(40,224,255,0.25);
}

.hero-desc{
  font-size:17px;
  color:rgba(225,240,255,0.9);
  margin-top:12px;
  max-width:520px;
}

.hero-buttons{
  margin-top:20px;
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

.neon-btn-big{
  display:inline-block;
  text-decoration:none;
  padding:14px 22px;
  border-radius:12px;
  font-weight:800;
  font-size:16px;
  color:#001015;
  background:linear-gradient(90deg,var(--neon1) 5%, var(--neon2) 95%);
  box-shadow:0 10px 40px rgba(40,224,255,0.18);
  transition:.18s;
}

.neon-btn-big:hover{
  transform:translateY(-6px);
}

.glass-btn-big{
  padding:14px 22px;
  border-radius:12px;
  font-weight:700;
  color:var(--muted);
  text-decoration:none;
  background:var(--glass-01);
  border:1px solid rgba(46,72,132,0.55);
  backdrop-filter:blur(8px);
}

.glass-btn-big:hover{
  background:var(--glass-02);
}

.hero-image{
  width:380px;
  display:flex;
  align-items:center;
  justify-content:center;
}

.hero-gif{
  width:100%;
  max-width:380px;
  border-radius:14px;
  overflow:hidden;
  display:block;
  border:1px solid rgba(46,72,132,0.45);
  box-shadow:0 20px 60px rgba(0,0,0,0.6), 0 12px 36px rgba(40,224,255,0.12);
  animation:neonFloat 6s ease-in-out infinite;
  filter:drop-shadow(0 10px 24px rgba(40,224,255,0.15));
}

@keyframes neonFloat {
  0%{ transform: translateY(0) }
  50%{ transform: translateY(-12px) }
  100%{ transform: translateY(0) }
}

.features{ padding:56px 0 36px; text-align:center }

.section-title{
  font-size:34px;
  margin:0;
  color:#e9f0ff;
}

.section-sub{
  opacity:.82;
  margin-top:8px;
  margin-bottom:18px;
}

.feature-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
  margin-top:28px;
}

.glass-card{
  padding:20px;
  border-radius:14px;
  background:var(--glass-01);
  border:1px solid var(--card-border);
  backdrop-filter:blur(10px);
  transition:.22s;
  position:relative;
  overflow:hidden;
}

.neon-card:hover{
  transform:translateY(-8px);
  box-shadow:0 20px 60px rgba(0,0,0,0.6);
}

.icon-orange{ color:var(--neon2); }
.icon-blue{ color:var(--neon1); }
.icon-purple{ color:var(--neon1); }

.samples{ padding:44px 0; text-align:center }

.sample-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:20px;
  margin-top:22px;
}

.sample-card img{
  width:100%;
  border-radius:10px;
  border:1px solid rgba(46,72,132,0.55);
  display:block;
  margin-top:12px;
}

.howto{ padding:44px 0; text-align:center }

.howto-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
  margin-top:20px;
}

.howto-item{
  padding:18px;
  border-radius:12px;
  min-height:160px;
  display:flex;
  flex-direction:column;
  gap:8px;
  align-items:flex-start;
  background:var(--glass-01);
  border:1px solid var(--card-border);
}

.neon-number{
  font-weight:800;
  font-size:28px;
  color:var(--neon2);
  text-shadow:0 0 12px rgba(40,224,255,0.25);
}

.cta-box{ margin-top:40px; padding:44px 0; border-radius:12px; }

.cta-inner{
  text-align:center;
  max-width:900px;
  margin:auto;
  padding:8px;
  border-radius:12px;
  background:var(--glass-02);
  border:1px solid rgba(46,72,132,0.65);
}

.footer{
  padding:36px 0 60px;
  text-align:center;
  color:rgba(230,245,255,0.78);
}

.footer-desc{
  margin:8px auto 12px auto;
  max-width:720px;
  opacity:.9;
}

.neon-title{
  color:var(--neon2);
  text-shadow:0 0 16px rgba(40,224,255,0.22);
}

.neon-number{
  display:inline-block;
  padding:6px 10px;
  border-radius:10px;
  background:linear-gradient(90deg, rgba(61,168,255,0.04), rgba(40,224,255,0.03));
}

@media (max-width: 980px){
  .feature-grid, .howto-grid{ grid-template-columns: repeat(2,1fr) }
  .sample-grid{ grid-template-columns:1fr }
  .hero-inner{
    flex-direction:column-reverse;
    gap:18px;
    align-items:center;
    text-align:center;
  }
  .hero-text h1{ font-size:34px }
  .hero-image{ width:80% }
}

@media (max-width: 640px){
  .feature-grid, .howto-grid{ grid-template-columns:1fr }
  .menu{ display:none }
  .header-inner{ justify-content:space-between }
  .hero-text h1{ font-size:28px }
  .hero-desc{ font-size:15px }
}

@keyframes fadeUp{
  to { opacity:1; transform: translateY(0) }
}

.hero-text, .glass-card, .sample-card, .howto-item, .cta-inner {
  opacity:0;
  transform: translateY(10px);
  animation: fadeUp .66s ease forwards;
}

a:focus, button:focus, input:focus {
  outline: 3px solid rgba(40,224,255,0.25);
  outline-offset:2px;
  border-radius:8px;
}