:root{
  --bg:#F8FAFC;
  --text:#0b1220;
  --muted:#475569;
  --border: rgba(11,18,32,0.16);
  --border2: rgba(11,18,32,0.26);
  --blue:#1e40af;   /* premium Helix-ish */
  --blue2:#1d4ed8;
  --soft:#f6f8ff;
  --soft2:#eef3ff;
  --shadow: 0 18px 50px rgba(15,23,42,0.10);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: geometricPrecision;
  background:var(--bg);
  color:var(--text);
}

/* Right-side swirl accent (desktop only) */
@media (min-width: 1100px){
  body:after{
    content:"";
    position:fixed;
    right:-120px;
    top:110px;
    width:420px;
    height:680px;
    pointer-events:none;
    opacity:.28;
    filter: blur(0px);
    background-repeat:no-repeat;
    background-size:contain;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 420 680'%3E%3Cdefs%3E%3CradialGradient id='g' cx='30%25' cy='20%25' r='80%25'%3E%3Cstop offset='0' stop-color='%231d4ed8' stop-opacity='.28'/%3E%3Cstop offset='1' stop-color='%231e40af' stop-opacity='0'/%3E%3C/radialGradient%3E%3ClinearGradient id='l' x1='0' x2='1'%3E%3Cstop offset='0' stop-color='%231d4ed8' stop-opacity='.20'/%3E%3Cstop offset='1' stop-color='%231e40af' stop-opacity='.08'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect width='420' height='680' rx='60' fill='none'/%3E%3Cg fill='none' stroke-linecap='round'%3E%3Cpath d='M60 150c120-130 250-120 320-20' stroke='url(%23l)' stroke-width='18'/%3E%3Cpath d='M70 210c140-150 300-130 340-10' stroke='url(%23l)' stroke-width='10' opacity='.9'/%3E%3Cpath d='M50 300c160-130 310-80 320 40' stroke='url(%23l)' stroke-width='22' opacity='.55'/%3E%3Cpath d='M70 380c160-120 280-30 260 80' stroke='url(%23l)' stroke-width='12' opacity='.8'/%3E%3Cpath d='M60 470c150-90 240-10 220 70' stroke='url(%23l)' stroke-width='20' opacity='.5'/%3E%3C/g%3E%3Ccircle cx='150' cy='190' r='180' fill='url(%23g)'/%3E%3C/svg%3E");
    transform-origin: 60% 40%;
    animation: swirlFloat 10s ease-in-out infinite;
  }
  @keyframes swirlFloat{
    0%,100%{transform: translateY(0) rotate(-2deg)}
    50%{transform: translateY(10px) rotate(3deg)}
  }
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1120px;margin:0 auto;padding:20px}

/* Header */
header{position:relative;overflow:hidden;border-bottom:1px solid var(--border)}
header:before{
  content:"";
  position:absolute; inset:-40% -20%;
  background:
    radial-gradient(40% 30% at 10% 20%, rgba(30,64,175,.18), transparent 60%),
    radial-gradient(35% 30% at 70% 15%, rgba(29,78,216,.14), transparent 60%),
    radial-gradient(35% 35% at 55% 70%, rgba(30,64,175,.10), transparent 60%);
  animation: floatbg 12s ease-in-out infinite alternate;
  pointer-events:none;
}
/* faint noise texture overlay (header only) */
header:after{
  content:"";
  position:absolute; inset:-30% -20%;
  opacity:.05;
  pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
  transform:rotate(-2deg);
  mix-blend-mode:multiply;
}
@keyframes floatbg{from{transform:translate3d(-1.5%,-1%,0)}to{transform:translate3d(1.5%,1%,0)}}

.topbar{position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:34px;width:auto}
.kicker{font-size:12px;font-weight:900;color:var(--muted);border:1px solid var(--border);background:rgba(255,255,255,.8);padding:6px 10px;border-radius:999px}
nav{display:flex;gap:10px;flex-wrap:wrap}
nav a{font-weight:900;color:var(--text);padding:8px 10px;border-radius:12px;border:1px solid var(--border);background:rgba(255,255,255,.85);transition:transform .12s ease,border-color .12s ease,background .12s ease}
nav a:hover{transform:translateY(-1px);border-color:var(--border2);background:white}

/* Hero */
.hero{position:relative;padding:28px 0 18px}
.heroGrid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;align-items:center}
@media (max-width:980px){.heroGrid{grid-template-columns:1fr}}
.h1{font-size:52px;line-height:1.02;letter-spacing:-0.04em;margin:18px 0 10px;font-weight:1000}
.sub{max-width:80ch;color:var(--muted);font-size:16px;margin:0}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:14px;border:1px solid var(--border);background:white;font-weight:950;color:var(--text);box-shadow:0 10px 30px rgba(15,23,42,0.10);transition:transform .12s ease,border-color .12s ease,box-shadow .12s ease}
.btn:hover{transform:translateY(-1px);border-color:var(--border2);box-shadow:0 16px 36px rgba(15,23,42,0.12)}
.btn.primary{background:linear-gradient(180deg,var(--blue2),var(--blue));color:white;border-color:transparent}

/* Chips */
.chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:9px 12px;border-radius:999px;border:1px solid var(--border);background:rgba(255,255,255,.85);backdrop-filter: blur(10px);color:var(--text);font-weight:950;font-size:12px;letter-spacing:-.01em;cursor:pointer}
.chip:hover{border-color:rgba(29,78,216,.25)}
.chip.ghost{cursor:default;background:rgba(255,255,255,.55);color:var(--muted)}

.section{padding:26px 0}
.divider{border-top:1px solid rgba(11,18,32,0.10)}

/* Animated UI mock */
.mock{
  border:1px solid var(--border);
  border-radius:22px;
  background:rgba(255,255,255,.8);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.mockTop{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1px solid rgba(11,18,32,0.10);background:linear-gradient(180deg, rgba(246,248,255,0.85), rgba(255,255,255,0.85))}
.dots{display:flex;gap:6px}
.dot{width:10px;height:10px;border-radius:999px;border:1px solid rgba(11,18,32,0.14);background:white}
.badge{font-size:12px;font-weight:950;color:var(--blue);background:rgba(30,64,175,.08);border:1px solid rgba(30,64,175,.18);padding:6px 10px;border-radius:999px}
.mockBody{padding:14px}

@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.06);opacity:.90}}
@keyframes slide{0%{transform:translateX(-14px);opacity:0}10%{opacity:1}90%{opacity:1}100%{transform:translateX(14px);opacity:0}}
@keyframes glow{0%,100%{filter:drop-shadow(0 0 0 rgba(30,64,175,0))}50%{filter:drop-shadow(0 22px 34px rgba(30,64,175,.22))}}
@keyframes sheen{0%{transform:translateX(-120%)}100%{transform:translateX(220%)}}

.mock .pulse{animation:pulse 2.2s ease-in-out infinite}
.mock .slide{animation:slide 2.6s ease-in-out infinite}
.mock{animation:glow 4.2s ease-in-out infinite; transform-style:preserve-3d; perspective:900px}
.mockBody{position:relative; overflow:hidden}
/* sheen */
.mockBody:after{
  content:"";
  position:absolute; top:0; left:0; right:0; bottom:0;
  background: linear-gradient(110deg, transparent 35%, rgba(255,255,255,.35) 50%, transparent 65%);
  opacity:.35;
  transform:translateX(-120%);
  animation:sheen 3.8s ease-in-out infinite;
  pointer-events:none;
}
/* spark follows mouse (desktop only) */
.mockBody:before{
  content:"";
  position:absolute; inset:-30%;
  background: radial-gradient(220px 220px at var(--mx, 30%) var(--my, 40%), rgba(29,78,216,.24), transparent 55%);
  opacity: .0;
  transition: opacity .18s ease;
  pointer-events:none;
  filter: blur(0px);
}
@media (hover:hover) and (pointer:fine){
  .mock:hover .mockBody:before{opacity:.9}
}

@media (prefers-reduced-motion: reduce){
  header:before{animation:none}
  header:after{display:none}
  body:after{display:none}
  .mock,.mock .pulse,.mock .slide{animation:none}
  .mockBody:before{display:none}
  .k:before{animation:none}
  .timelineViz .swCard,.timelineViz .swArrow{animation:none}
  html.js .sr{opacity:1;transform:none;transition:none}
}

/* Sticky timeline */
.timeline{display:grid; grid-template-columns: 1.1fr .9fr; gap:18px; align-items:start}
.timeline .steps{position:sticky; top:92px}
.timeline .step{padding:14px; border-radius:18px; border:1px solid var(--border); background:#fff; box-shadow: 0 18px 50px rgba(15,23,42,0.06); margin-bottom:12px; transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease}
.timeline .step.active{transform: translateY(-2px); border-color: rgba(29,78,216,.28); box-shadow: 0 22px 70px rgba(15,23,42,0.10)}
.timeline .step .num{display:inline-flex; width:28px; height:28px; align-items:center; justify-content:center; border-radius:10px; background:rgba(29,78,216,.12); border:1px solid rgba(29,78,216,.18); font-weight:1000; color:var(--blue)}
.timeline .step .v{margin-top:8px}
.timeline .detail{padding:18px; border-radius:22px; border:1px solid var(--border); background: linear-gradient(180deg, rgba(29,78,216,.06), rgba(255,255,255,1)); box-shadow: 0 18px 60px rgba(15,23,42,0.08)}
.timeline .detail p{margin:10px 0}

.detailTop{display:flex; align-items:center; justify-content:space-between; gap:14px}
.timelineViz{width:220px; height:120px; flex:0 0 auto; border-radius:18px; border:1px solid rgba(29,78,216,.16); background:rgba(255,255,255,.9); box-shadow: 0 18px 60px rgba(15,23,42,0.08); overflow:hidden}
.timelineViz svg{display:block}
@keyframes swCard{0%,100%{transform:translateX(0)}50%{transform:translateX(-10px)}}
@keyframes swArrow{0%,100%{opacity:.55}50%{opacity:.95}}
.timelineViz .swCard{animation:swCard 2.6s ease-in-out infinite}
.timelineViz .swArrow{animation:swArrow 1.6s ease-in-out infinite}

@media (max-width: 900px){
  .timeline{grid-template-columns:1fr}
  .timeline .steps{position:relative; top:auto}
  .detailTop{flex-direction:column; align-items:flex-start}
}

/* Testimonials */
.quotes{display:grid; grid-template-columns: repeat(3, 1fr); gap:14px}
.quote{border:1px solid var(--border); border-radius:18px; background:#fff; padding:14px; box-shadow: 0 18px 50px rgba(15,23,42,0.06)}
.quote .q{font-weight:900; letter-spacing:-.01em}
.quote .who{margin-top:10px; color:var(--muted); font-weight:900; font-size:12px}
@media (max-width: 900px){
  .quotes{grid-template-columns:1fr}
}

/* Feature grid */
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
@media (max-width:980px){.grid3{grid-template-columns:1fr}}
.card{background:rgba(255,255,255,.75);border:1px solid var(--border);border-radius:18px;padding:16px;box-shadow:0 14px 40px rgba(15,23,42,0.08)}
.k{font-size:12px;color:var(--blue);text-transform:uppercase;letter-spacing:.08em;font-weight:900;position:relative;display:inline-block;padding:4px 10px;border-radius:999px;overflow:hidden}
.k:before{content:"";position:absolute;inset:-2px;opacity:.9;background:linear-gradient(90deg, rgba(29,78,216,.18), rgba(30,64,175,.10), rgba(29,78,216,.18));transform:translateX(-25%);animation:kgrad 6.5s ease-in-out infinite}
@keyframes kgrad{0%,100%{transform:translateX(-25%)}50%{transform:translateX(25%)}}
.v{font-size:18px;font-weight:1000;margin-top:6px}

/* Icons in feature cards */
.icon{width:38px;height:38px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:rgba(29,78,216,.10);border:1px solid rgba(29,78,216,.18);margin-bottom:10px;font-size:18px}
.muted{color:var(--muted);font-size:13px}
.list{margin:10px 0 0;padding-left:18px}

/* Segment switcher (more Stripe-like: tab row + content, no heavy box) */
.seg{display:grid;grid-template-columns:1.1fr .9fr;gap:16px;align-items:start}
@media (max-width:980px){.seg{grid-template-columns:1fr}}
.tabs{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
.tab{cursor:pointer;padding:10px 12px;border-radius:14px;border:1px solid var(--border);background:white;font-weight:950;transition:transform .12s ease,border-color .12s ease}
.tab:hover{transform:translateY(-1px);border-color:var(--border2)}
.tab[aria-selected="true"]{border-color:rgba(30,64,175,.35);box-shadow:0 14px 34px rgba(15,23,42,0.10)}

.media{border:1px solid var(--border);border-radius:18px;overflow:hidden;background:white;box-shadow:0 18px 50px rgba(15,23,42,0.10)}
.media img{width:100%;height:260px;object-fit:cover;display:block;border-radius:18px;border:1px solid var(--border);box-shadow:var(--shadow)}
.media img.terminalImg{height:340px}
@media (max-width:980px){.media img{height:220px}.media img.terminalImg{height:260px}}

.media a.zoom{display:block; position:relative}
.media a.zoom:after{content:"View"; position:absolute; right:12px; bottom:12px; padding:8px 10px; border-radius:999px;
  background:rgba(255,255,255,.85); border:1px solid var(--border); color:var(--text); font-weight:900; font-size:12px;
  opacity:.0; transform:translateY(4px); transition:opacity .18s ease, transform .18s ease;
}
@media (hover:hover) and (pointer:fine){
  .media a.zoom:hover:after{opacity:1; transform:translateY(0)}
}
.media .cap{padding:10px 12px;color:var(--muted);font-size:13px}

/* Scroll reveal */
.sr{opacity:1;transform:none}
html.js .sr{opacity:0;transform:translateY(10px);transition:opacity .55s ease,transform .55s ease}
html.js .sr.show{opacity:1;transform:translateY(0)}
/* stagger */
html.js .sr.show{transition-delay: var(--d, 0ms)}

/* Footer */
footer{border-top:1px solid var(--border);background:var(--soft);color:var(--muted)}

/* Cookie banner */
.cookieBanner{
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 60;
  display: none;
}
.cookieBanner.show{display:block}
.cookieCard{
  max-width: 980px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 18px 60px rgba(15,23,42,0.16);
  padding: 14px;
  display:flex;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
}
.cookieCard .txt{color: var(--text); font-weight: 700; font-size: 13px; line-height: 1.35}
.cookieCard .txt span{color: var(--muted); font-weight: 700}
.cookieCard .actions{margin:0}
.cookieCard .btn{padding:10px 12px}
@media (max-width: 720px){
  .cookieCard{flex-direction: column; align-items: stretch}
  .cookieCard .actions{justify-content: stretch}
  .cookieCard .actions .btn{flex:1; text-align:center}
}

/* Sticky CTA */
.stickyCta{
  position:fixed;
  right:18px;
  bottom:18px;
  z-index:50;
  display:flex;
  gap:10px;
  align-items:center;
  padding:10px 10px;
  border-radius:16px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.88);
  backdrop-filter: blur(10px);
  box-shadow: 0 18px 50px rgba(15,23,42,0.14);
  opacity:0;
  transform: translateY(10px);
  transition: opacity .2s ease, transform .2s ease;
}
.stickyCta.show{opacity:1; transform: translateY(0)}
.stickyCta .mini{font-size:12px;color:var(--muted);font-weight:900}
.stickyCta .mini strong{color:var(--text)}

/* CTA hint */
.ctaHint{position:absolute; right:12px; top:-10px; transform:translateY(-100%);
  padding:8px 10px; border-radius:999px; border:1px solid var(--border);
  background:rgba(255,255,255,.92); backdrop-filter: blur(10px);
  box-shadow: 0 18px 50px rgba(15,23,42,0.12);
  font-size:12px; font-weight:900; color:var(--text);
  opacity:0; transition: opacity .2s ease, transform .2s ease;
}
.stickyCta.show .ctaHint{opacity:1; transform:translateY(-108%)}
.ctaHint span{color:var(--muted); font-weight:900}
@media (max-width:720px){
  .ctaHint{left:12px; right:auto}
}
@media (max-width: 720px){
  .stickyCta{left:12px; right:12px; bottom:12px; justify-content:space-between}
}