:root{
  --bg: #05070c;
  --panel: rgba(10, 18, 34, 0.72);
  --panel-2: rgba(12, 22, 44, 0.62);
  --stroke: rgba(120, 170, 255, 0.18);
  --text: rgba(235, 245, 255, 0.92);
  --muted: rgba(210, 230, 255, 0.68);
  --accent: #49a0ff;
  --accent-2: #1f6bff;
  --shadow: 0 18px 50px rgba(0,0,0,.55);
  --radius: 18px;
  --max: 1120px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Noto Sans", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

a{ color: inherit; text-decoration: none; }
a:hover{ text-decoration: underline; text-underline-offset: 3px; }

.container{
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.sr-only{
  position:absolute !important;
  width:1px; height:1px;
  padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0);
  white-space:nowrap; border:0;
}

/* Background */
.bg{
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1000px 600px at 50% 15%, rgba(73, 160, 255, .18), transparent 60%),
    radial-gradient(700px 500px at 85% 55%, rgba(31, 107, 255, .12), transparent 60%),
    radial-gradient(700px 520px at 15% 65%, rgba(73, 160, 255, .10), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.03), transparent 28%),
    linear-gradient(0deg, rgba(255,255,255,.02), transparent 26%);
}

.bg::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(to right, rgba(120,170,255,.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(120,170,255,.06) 1px, transparent 1px);
  background-size: 120px 120px;
  mask-image: radial-gradient(ellipse at 50% 20%, rgba(0,0,0,1), rgba(0,0,0,.4) 60%, rgba(0,0,0,0) 80%);
  opacity: .45;
}

.bg::after{
  content:"";
  position:absolute;
  inset:-40px;
  background: radial-gradient(circle at 50% 10%, rgba(255,255,255,.08), transparent 35%);
  filter: blur(18px);
  opacity: .45;
}

/* Header */
.site-header{
  position: sticky;
  top:0;
  z-index: 10;
  backdrop-filter: blur(10px);
  background: rgba(5,7,12,0.65);
  border-bottom: 1px solid rgba(120,170,255,.12);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 18px;
}

.brand-badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 10px 22px rgba(0,0,0,.25);
}

.brand-logo{
  height: 34px;
  width: auto;
  display:block;
}

.site-nav{
  display:flex;
  align-items:center;
  gap: 18px;
}

.site-nav a{
  font-weight: 650;
  letter-spacing: .06em;
  font-size: 13px;
  color: rgba(220,235,255,.9);
  padding: 10px 10px;
  border-radius: 12px;
  text-decoration: none;
}

.site-nav a:hover{
  background: rgba(73,160,255,.12);
  border: 1px solid rgba(73,160,255,.20);
  padding: 9px 9px;
  text-decoration: none;
}

.nav-toggle{
  display:none;
  border: 1px solid rgba(120,170,255,.20);
  background: rgba(10,18,34,.55);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  cursor: pointer;
}

.nav-toggle .bars{
  width: 22px;
  height: 14px;
  display:block;
  position: relative;
}
.nav-toggle .bars::before,
.nav-toggle .bars::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  height: 2px;
  background: rgba(235,245,255,.9);
  border-radius: 2px;
}
.nav-toggle .bars::before{ top: 0; }
.nav-toggle .bars::after{ bottom: 0; }

/* Hero */
.hero{
  padding: 68px 0 26px;
}
.hero-inner{
  text-align:center;
  padding: 26px 0 12px;
}

.eyebrow{
  margin:0 0 14px;
  font-weight: 750;
  letter-spacing: .14em;
  color: rgba(220,235,255,.85);
  text-transform: uppercase;
}

.hero-title{
  margin: 0 0 14px;
  font-size: clamp(28px, 3.8vw, 56px);
  line-height: 1.05;
  letter-spacing: .02em;
}

.hero-title .accent{
  color: rgba(73,160,255,.92);
  text-shadow: 0 0 22px rgba(73,160,255,.18);
}

.hero-subtitle{
  margin: 0 auto 22px;
  max-width: 820px;
  color: var(--muted);
  font-size: 16px;
}

.hero-cta{
  display:flex;
  gap: 12px;
  justify-content:center;
  flex-wrap: wrap;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 12px 18px;
  border-radius: 14px;
  border: 1px solid rgba(120,170,255,.18);
  text-decoration: none;
  font-weight: 750;
  letter-spacing: .08em;
  font-size: 13px;
  text-transform: uppercase;
  transition: transform .12s ease, background .12s ease, border-color .12s ease;
}

.btn:hover{
  transform: translateY(-1px);
  text-decoration: none;
}

.btn-primary{
  background: linear-gradient(180deg, rgba(73,160,255,1), rgba(31,107,255,1));
  border-color: rgba(120,170,255,.35);
  box-shadow: 0 18px 40px rgba(31,107,255,.14);
}

.btn-ghost{
  background: rgba(10,18,34,.55);
}

.hero-badges{
  margin-top: 18px;
  display:flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content:center;
}

.pill{
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(10,18,34,.55);
  border: 1px solid rgba(120,170,255,.14);
  color: rgba(220,235,255,.82);
  font-size: 13px;
}

/* Sections */
.section{
  padding: 52px 0;
}
.section-head{
  text-align:center;
  margin-bottom: 22px;
}
.section-head h2{
  margin: 0 0 8px;
  font-size: 28px;
  letter-spacing: .02em;
}
.section-head p{
  margin: 0 auto;
  max-width: 820px;
  color: var(--muted);
}

/* Cards */
.cards{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 24px;
}

.card{
  background: var(--panel);
  border: 1px solid rgba(120,170,255,.16);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 18px 16px;
  position: relative;
  overflow:hidden;
}

.card::before{
  content:"";
  position:absolute;
  inset: -2px;
  background: radial-gradient(500px 200px at 50% 0%, rgba(73,160,255,.20), transparent 55%);
  opacity: .9;
  pointer-events:none;
}

.card-icon{
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display:flex;
  align-items:center;
  justify-content:center;
  background: rgba(10,18,34,.55);
  border: 1px solid rgba(120,170,255,.18);
  color: rgba(73,160,255,.95);
  margin-bottom: 12px;
}

.card h3{
  margin: 0 0 8px;
  letter-spacing: .01em;
}
.card p{
  margin: 0 0 12px;
  color: var(--muted);
}

.mini{
  margin: 0;
  padding-left: 18px;
  color: rgba(220,235,255,.82);
}
.mini li{
  margin: 6px 0;
}

/* Why */
.why{
  background: linear-gradient(180deg, rgba(255,255,255,.02), transparent 35%, rgba(255,255,255,.02));
  border-top: 1px solid rgba(120,170,255,.10);
  border-bottom: 1px solid rgba(120,170,255,.10);
}

.why-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 26px;
}

.why-item{
  display:flex;
  gap: 12px;
  align-items:flex-start;
  background: var(--panel-2);
  border: 1px solid rgba(120,170,255,.14);
  border-radius: var(--radius);
  padding: 16px;
}

.check{
  width: 28px;
  height: 28px;
  border-radius: 10px;
  display:flex;
  align-items:center;
  justify-content:center;
  background: rgba(73,160,255,.10);
  border: 1px solid rgba(73,160,255,.18);
  color: rgba(73,160,255,.95);
  flex: 0 0 auto;
  font-weight: 900;
}

.why-item h3{
  margin: 0 0 4px;
  font-size: 16px;
}
.why-item p{
  margin: 0;
  color: var(--muted);
}

/* Contact */
.contact-inner{
  display:grid;
  grid-template-columns: 1.35fr .65fr;
  gap: 18px;
  align-items:start;
}

.contact-card{
  background: var(--panel);
  border: 1px solid rgba(120,170,255,.18);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  overflow:hidden;
  position: relative;
}

.contact-card::before{
  content:"";
  position:absolute;
  inset: -2px;
  background: radial-gradient(700px 260px at 50% 0%, rgba(73,160,255,.18), transparent 60%);
  pointer-events:none;
}

.contact-card h2{
  margin: 0 0 8px;
  font-size: 26px;
}
.contact-card p{
  margin: 0 0 16px;
  color: var(--muted);
}

.contact-actions{
  display:flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.contact-info{
  display:grid;
  gap: 10px;
}

.info-row{
  display:flex;
  gap: 10px;
  align-items:center;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(10,18,34,.45);
  border: 1px solid rgba(120,170,255,.12);
}

.info-ico{
  width: 26px;
  height: 26px;
  border-radius: 10px;
  display:flex;
  align-items:center;
  justify-content:center;
  background: rgba(73,160,255,.10);
  border: 1px solid rgba(73,160,255,.16);
}

.note{
  margin-top: 14px;
  color: rgba(220,235,255,.82);
}
.note summary{
  cursor:pointer;
  color: rgba(220,235,255,.90);
}
.note p{
  margin-top: 10px;
  color: var(--muted);
}

.contact-aside{
  display:grid;
  gap: 14px;
}

.aside-box{
  background: rgba(10,18,34,.55);
  border: 1px solid rgba(120,170,255,.14);
  border-radius: var(--radius);
  padding: 16px;
}

.aside-box h3{
  margin: 0 0 10px;
  font-size: 16px;
}
.aside-box ul{
  margin: 0;
  padding-left: 18px;
  color: rgba(220,235,255,.82);
}
.aside-box li{ margin: 7px 0; }

/* Footer */
.site-footer{
  padding: 26px 0 34px;
  border-top: 1px solid rgba(120,170,255,.10);
  background: rgba(5,7,12,0.65);
}

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

.small{ color: rgba(210,230,255,.7); font-size: 13px; }

/* Responsive */
@media (max-width: 980px){
  .cards{ grid-template-columns: 1fr; }
  .why-grid{ grid-template-columns: 1fr; }
  .contact-inner{ grid-template-columns: 1fr; }
}

@media (max-width: 720px){
  .site-nav{
    position: absolute;
    right: 20px;
    top: 64px;
    flex-direction: column;
    background: rgba(10,18,34,.90);
    border: 1px solid rgba(120,170,255,.18);
    border-radius: 16px;
    padding: 10px;
    width: min(260px, calc(100vw - 40px));
    display: none;
    box-shadow: var(--shadow);
  }
  .site-nav.is-open{ display: flex; }
  .nav-toggle{ display: inline-flex; }
}