:root{
  --bg-0:#0b0d12;
  --bg-1:#0f1320;
  --card-bg:#0f172a88;
  --stroke:#2b3250aa;
  --txt-0:#f8fafc;
  --txt-1:#cbd5e1;
  --accent1:#15f2c9;
  --accent2:#7c4dff;
  --accent-soft:#15f2c933;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --radius-xl:18px;
  --radius-lg:14px;
  --radius-md:12px;
  --radius-sm:10px;
  --maxw:1200px;
  --grad:
    radial-gradient(1200px 600px at 20% -10%, #15f2c933, transparent 50%),
    radial-gradient(900px 600px at 80% 10%, #7c4dff22, transparent 40%),
    linear-gradient(180deg, #0b0d12 0%, #0d1220 100%);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:'Inter', system-ui, sans-serif;
  color:var(--txt-0);
  background:var(--grad);
  overflow-x:hidden;
}

/* Background glow animation */
.bg-anim{
  position:fixed;
  inset:-20vmax;
  background:
    radial-gradient(40vmax 40vmax at 10% 10%, #15f2c91a, transparent 60%),
    radial-gradient(45vmax 35vmax at 90% 0%, #7c4dff1a, transparent 60%),
    radial-gradient(30vmax 30vmax at 40% 100%, #15f2c91a, transparent 60%);
  filter:blur(60px) saturate(120%);
  animation:float 18s ease-in-out infinite alternate;
  z-index:-1;
}
@keyframes float{
  from{transform: translate3d(0,0,0) scale(1);}
  to{transform: translate3d(2%, -2%, 0) scale(1.05);}
}

/* Header */
header{
  position:sticky;
  top:0;
  z-index:40;
  backdrop-filter:saturate(140%) blur(10px);
  background:linear-gradient(180deg, #0b0d12cc, #0b0d1200);
  border-bottom:1px solid #141a2a;
}
.nav{
  max-width:var(--maxw);
  margin:0 auto;
  padding:16px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  color:var(--txt-0);
}
.logo-img{
  width:40px;
  height:40px;
  object-fit:contain;
  border-radius:8px;
}
.brand span{
  font-weight:800;
  letter-spacing:.2px;
  font-size:1.1rem;
}

.nav-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.btn{
  appearance:none;
  border:none;
  cursor:pointer;
  font-weight:700;
  padding:12px 18px;
  border-radius:12px;
  transition:.2s ease;
  color:#0a0d13;
  background:linear-gradient(90deg, var(--accent1), #35ffd8);
  box-shadow:0 0 0 0 rgba(21,242,201,0.35);
}
.btn:hover{
  transform:translateY(-1px);
  box-shadow:0 8px 20px rgba(21,242,201,0.2);
}
.btn.ghost{
  background:transparent;
  color:var(--txt-0);
  border:1px solid var(--stroke);
}
.btn.ghost:hover{border-color:#3b4264}

/* Hero */
.hero{
  max-width:var(--maxw);
  margin:0 auto;
  padding:90px 24px 60px;
  display:grid;
  grid-template-columns: 1.25fr 1fr;
  gap:40px;
}
.hero-content{
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.hero h1{
  font-size:clamp(2rem, 2.6rem + 1vw, 4rem);
  line-height:1.05;
  margin:10px 0 16px;
  letter-spacing:-0.5px;
}
.accent{
  background:linear-gradient(90deg, #a8fff0, #15f2c9, #7c4dff);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  text-shadow:0 0 24px #15f2c922;
}
.sub{
  color:var(--txt-1);
  font-size:clamp(1rem, .9rem + .4vw, 1.2rem);
  max-width:55ch;
  margin-bottom:24px;
}
.badge-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:10px 0 20px;
}
.badge{
  padding:7px 12px;
  border-radius:999px;
  font-weight:600;
  font-size:.85rem;
  background:linear-gradient(180deg, #0f172a66, #0f172a33);
  border:1px solid var(--stroke);
  color:#cfe9ff;
  white-space:nowrap;
}
.hero-card{
  border:1px solid var(--stroke);
  border-radius:var(--radius-xl);
  background:linear-gradient(180deg, #0f172a7a, #0f172a33);
  box-shadow:var(--shadow);
  padding:22px;
  display:grid;
  gap:14px;
  align-self:center;
}
.hero-metric{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px;
  border-radius:14px;
  background:#0c122266;
  border:1px solid #1b2340;
}
.hero-metric small{color:#9fb1da}
.metric-strong{font-weight:800}
.metric-right{text-align:right}
.metric-armed{font-weight:800;color:#9bfbe8}
.note{color:#93a3c7; font-size:0.8rem}

/* Sections */
section{
  max-width:var(--maxw);
  margin:0 auto;
  padding:60px 24px;
}
.section-title{
  font-size:clamp(1.4rem, 1.2rem + .7vw, 2.2rem);
  margin:0 0 12px;
}
.section-sub{
  color:var(--txt-1);
  max-width:70ch;
}

/* Features grid */
.features-grid{
  margin-top:28px;
  display:grid;
  gap:18px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.card{
  padding:22px;
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg, #0f172a7a, #0f172a40);
  border:1px solid var(--stroke);
  box-shadow:var(--shadow);
  opacity:0;
  transform:translateY(10px);
  transition:all .5s ease;
}
.card h3{margin:0.2rem 0 .35rem;font-size:1.15rem}
.card p{color:var(--txt-1);margin:0}
.icon{
  width:42px;
  height:42px;
  border-radius:12px;
  margin-bottom:10px;
  background:radial-gradient(90% 90% at 25% 25%, var(--accent1), #00ffd91a);
  border:1px solid #2bf2d0aa;
  display:grid;
  place-items:center;
  font-weight:900;
  color:#001218;
  box-shadow:inset 0 0 16px #15f2c955;
}

/* Plans section */
.plan-grid{
  margin-top:30px;
  display:grid;
  gap:20px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.plan-card{
  padding:24px;
  border-radius:var(--radius-lg);
  border:1px solid var(--stroke);
  background:linear-gradient(180deg, #0f172a7a, #0f172a40);
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  gap:16px;
  position:relative;
  opacity:0;
  transform:translateY(10px);
  transition:all .5s ease;
}
.plan-card.plan-featured{
  border-color:var(--accent1);
  box-shadow:0 0 0 2px var(--accent-soft), 0 8px 24px rgba(21,242,201,0.15);
}
.plan-header{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:8px;
}
.plan-header h3{
  margin:0;
  font-size:1.5rem;
  font-weight:700;
}
.plan-price{
  font-size:1.3rem;
  font-weight:700;
  color:var(--accent1);
}
.plan-features{
  list-style:none;
  padding:0;
  margin:0;
  display:flex;
  flex-direction:column;
  gap:8px;
  color:var(--txt-1);
  font-size:0.95rem;
}
.plan-features li::before{
  content:"✔";
  color:var(--accent1);
  margin-right:6px;
}
.plan-btn{
  margin-top:auto;
  width:100%;
}

/* Security section */
.security-grid{
  margin-top:24px;
  display:grid;
  gap:18px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.sec-item{
  padding:22px;
  border-radius:var(--radius-lg);
  border:1px solid var(--stroke);
  background:linear-gradient(180deg, #0f172a7a, #0f172a40);
  box-shadow:var(--shadow);
  opacity:0;
  transform:translateY(10px);
  transition:all .5s ease;
}
.sec-item h4{
  margin:0 0 8px;
  font-size:1.25rem;
  color:var(--accent1);
}
.sec-item p{margin:0;color:var(--txt-1);font-size:0.95rem;}

/* How timeline */
.timeline{
  margin-top:24px;
  display:grid;
  gap:16px;
}
.step{
  display:grid;
  grid-template-columns:42px 1fr;
  gap:16px;
  padding:14px;
  border-radius:var(--radius-md);
  background:linear-gradient(180deg, #0b102077, #0b102033);
  border:1px solid #1a2542;
  opacity:0;
  transform:translateY(10px);
  transition:all .5s ease;
}
.step .num{
  width:42px;
  height:42px;
  border-radius:12px;
  display:grid;
  place-items:center;
  font-weight:800;
  color:#001218;
  background:radial-gradient(90% 90% at 25% 25%, var(--accent2), #7c4dff1a);
  border:1px solid #7c4dffaa;
  box-shadow:inset 0 0 16px #7c4dff66;
}
.step h4{margin:2px 0 6px;font-size:1.1rem;font-weight:600;color:var(--txt-0);}
.step p{margin:0;color:var(--txt-1);font-size:.95rem;}

/* FAQ */
.faq{
  margin-top:20px;
  display:grid;
  gap:12px;
}
details{
  border:1px solid var(--stroke);
  border-radius:14px;
  overflow:hidden;
  background:linear-gradient(180deg, #0f172a7a, #0f172a33);
  opacity:0;
  transform:translateY(10px);
  transition:all .5s ease;
}
summary{
  padding:16px 18px;
  cursor:pointer;
  list-style:none;
  font-weight:700;
  position:relative;
}
summary::-webkit-details-marker{display:none}
details[open] summary{
  border-bottom:1px solid var(--stroke);
}
.answer{padding:16px 18px;color:var(--txt-1);font-size:0.95rem;}

/* Footer */
footer{
  margin-top:40px;
  padding:36px 24px 60px;
  color:#a9b5d1;
  border-top:1px solid #141a2a;
  background:linear-gradient(180deg, #0b0d12cc, #0b0d1200);
}
.footer-inner{
  max-width:var(--maxw);
  margin:0 auto;
  display:grid;
  gap:8px;
}
.legal{font-size:.9rem;color:#91a0c2;}
.links{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}
.links a{
  color:#cfe9ff;
  text-decoration:none;
  border-bottom:1px dashed #385;
}
.links a:hover{opacity:.85;}

/* Responsive */
@media (max-width:980px){
  .hero{
    grid-template-columns:1fr;
    padding-top:70px;
  }
}