:root{
  --navy:#0f3d5e;
  --navy2:#0f3d5e;
  --turquoise:#00a6c8;
  --turquoise2:#3be2ef;
  --green:#2de39f;
  --gold:#f4c95d;
  --white:#ffffff;
  --soft:#f4f8fb;
  --text:#163149;
  --muted:#6d7f91;
  --border:rgba(15,61,94,.14);
  --shadow:0 24px 70px rgba(7,29,51,.15);
}

*{box-sizing:border-box}

html{scroll-behavior:smooth}

body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:white;
  line-height:1.65;
}

a{text-decoration:none;color:inherit}

.container{
  width:min(1180px,calc(100% - 40px));
  margin:0 auto;
}

.narrow{
  width:min(880px,calc(100% - 40px));
  margin:0 auto;
}

.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(7,29,51,.94);
  border-bottom:1px solid rgba(255,255,255,.08);
  backdrop-filter:blur(14px);
}

.nav{
  min-height:78px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  color:white;
  font-weight:900;
  letter-spacing:.3px;
}

.brand strong{color:var(--turquoise2)}

.brand-mark{
  width:44px;
  height:44px;
  border-radius:14px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(135deg,var(--turquoise),var(--turquoise2));
  color:#052033;
  font-weight:950;
}

.menu{
  display:flex;
  align-items:center;
  gap:20px;
  color:rgba(255,255,255,.78);
  font-size:14px;
}

.menu a:hover,.menu .active{color:white}

.nav-cta{
  background:linear-gradient(135deg,var(--turquoise),var(--turquoise2));
  color:#052033 !important;
  padding:11px 17px;
  border-radius:999px;
  font-weight:850;
}

.menu-btn{
  display:none;
  background:transparent;
  border:0;
  color:white;
  font-size:28px;
}

.hero{
  position:relative;
  overflow:hidden;
  color:white;
  padding:98px 0 92px;
  background:
    radial-gradient(circle at 80% 15%,rgba(59,226,239,.30),transparent 30%),
    radial-gradient(circle at 16% 80%,rgba(45,227,159,.18),transparent 27%),
    linear-gradient(135deg,#051628 0%,#0f3d5e 52%,#0f3d5e 100%);
}

.hero-grid-bg{
  position:absolute;
  inset:0;
  opacity:.26;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:44px 44px;
}

.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.08fr .92fr;
  gap:58px;
  align-items:center;
}

.kicker{
  color:var(--turquoise2);
  text-transform:uppercase;
  letter-spacing:.13em;
  font-weight:900;
  font-size:13px;
  margin-bottom:15px;
}

.kicker.dark{color:var(--navy2)}

h1,h2,h3{line-height:1.1;margin:0 0 18px}

h1{
  font-size:clamp(42px,6vw,72px);
  letter-spacing:-2px;
}

h2{
  font-size:clamp(32px,4vw,52px);
  letter-spacing:-1.2px;
}

h3{font-size:23px}

.hero-copy p{
  font-size:20px;
  color:rgba(255,255,255,.82);
  max-width:720px;
}

.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:32px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:15px 24px;
  border-radius:999px;
  font-weight:900;
  transition:.2s ease;
}

.btn:hover{transform:translateY(-2px)}

.primary{
  background:linear-gradient(135deg,var(--turquoise),var(--turquoise2));
  color:#052033;
  box-shadow:0 16px 46px rgba(0,166,200,.28);
}

.ghost{
  color:white;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.07);
}

.white{
  background:white;
  color:var(--navy);
}

.trust-row{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
}

.trust-row span{
  padding:8px 12px;
  border-radius:999px;
  color:rgba(255,255,255,.78);
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);
  font-size:13px;
}

.compound-card{
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.11);
  backdrop-filter:blur(18px);
  border-radius:32px;
  padding:30px;
  box-shadow:var(--shadow);
}

.compound-header small{
  display:block;
  color:rgba(255,255,255,.62);
}

.compound-header strong{
  display:block;
  font-size:30px;
  margin-top:5px;
}

.compound-metrics{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  margin-top:24px;
}

.compound-metrics div{
  padding:16px;
  border-radius:20px;
  background:linear-gradient(135deg,#ffffff,#eef7fc);
  border:1px solid rgba(15,61,94,.12);
  box-shadow:0 14px 34px rgba(15,61,94,.10);
}

.compound-metrics span{
  display:block;
  color:#0f3d5e;
  font-size:clamp(22px,3vw,30px);
  line-height:1;
  font-weight:950;
}

.compound-metrics small{
  display:block;
  margin-top:8px;
  color:#3f5f78;
  font-size:12px;
  font-weight:800;
}

.growth-chart{
  position:relative;
  min-height:310px;
  display:block;
  margin:34px 0;
  padding:24px 24px 20px;
  border-radius:24px;
  overflow:hidden;
  background:
    radial-gradient(circle at 82% 16%,rgba(45,227,159,.20),transparent 28%),
    #ffffff;
  border:1px solid rgba(15,61,94,.12);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.88),0 18px 42px rgba(15,61,94,.12);
}

.growth-curve{
  position:absolute;
  inset:24px 24px 68px;
  width:calc(100% - 48px);
  height:calc(100% - 92px);
  z-index:2;
  pointer-events:none;
}

.growth-grid{
  stroke:rgba(15,61,94,.16);
  stroke-width:1;
}

.growth-area{
  fill:rgba(45,227,159,.16);
}

.growth-line{
  fill:none;
  stroke:#2de39f;
  stroke-width:6;
  stroke-linecap:round;
  stroke-linejoin:round;
}

.growth-arrow{
  fill:none;
  stroke:#2de39f;
  stroke-width:6;
  stroke-linecap:round;
  stroke-linejoin:round;
}

.growth-bars{
  position:relative;
  z-index:1;
  height:218px;
  display:flex;
  align-items:flex-end;
  gap:18px;
  padding:0 10px 0;
}

.growth-bars div{
  position:relative;
  flex:1;
  min-width:0;
  height:var(--bar-height);
  border-radius:16px 16px 8px 8px;
  background:linear-gradient(180deg,#2de39f 0%,#00a6c8 46%,#1f8fe5 100%);
  box-shadow:0 14px 28px rgba(0,166,200,.22);
}

.growth-bars div::after{
  content:"";
  position:absolute;
  inset:0;
  border-radius:inherit;
  background:linear-gradient(180deg,rgba(255,255,255,.36),transparent 42%);
}

.growth-caption{
  position:relative;
  z-index:3;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:20px;
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid rgba(15,61,94,.12);
  color:#0f3d5e;
  font-weight:850;
  font-size:13px;
}

.growth-caption span{
  display:flex;
  align-items:center;
  gap:8px;
  color:#0f3d5e;
  white-space:nowrap;
}

.growth-caption i{
  width:10px;
  height:10px;
  border-radius:999px;
  box-shadow:0 0 0 4px rgba(0,166,200,.12);
}

.growth-caption .bars-key{
  background:#00a6c8;
}

.growth-caption .line-key{
  background:#2de39f;
  box-shadow:0 0 0 4px rgba(45,227,159,.14);
}

.compound-note{
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.10);
  border-radius:20px;
  padding:18px;
}

.compound-note span{
  display:block;
  color:rgba(255,255,255,.65);
  font-size:13px;
}

.compound-note strong{
  display:block;
  margin-top:5px;
}

.section{
  padding:98px 0;
}

.section p{
  color:var(--muted);
  font-size:18px;
}

.intro{
  text-align:center;
}

.dark-section{
  color:white;
  background:var(--navy);
}

.dark-section p{
  color:rgba(255,255,255,.72);
}

.section-head{
  text-align:center;
  max-width:890px;
  margin:0 auto 48px;
}

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

.scenario-card{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.10);
  border-radius:28px;
  padding:30px;
}

.scenario-card.featured{
  background:linear-gradient(135deg,rgba(0,166,200,.25),rgba(255,255,255,.08));
}

.number{
  display:inline-flex;
  width:46px;
  height:46px;
  border-radius:15px;
  align-items:center;
  justify-content:center;
  background:linear-gradient(135deg,var(--turquoise),var(--turquoise2));
  color:#052033;
  font-weight:950;
  margin-bottom:20px;
}

.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  align-items:center;
}

.reverse{
  direction:rtl;
}

.reverse > *{
  direction:ltr;
}

.text-link{
  display:inline-block;
  margin-top:14px;
  color:var(--navy2);
  font-weight:900;
}

.opportunity-panel{
  background:white;
  border:1px solid var(--border);
  border-radius:30px;
  padding:30px;
  box-shadow:var(--shadow);
}

.panel-title{
  font-weight:950;
  color:var(--navy);
  margin-bottom:22px;
}

.flow-row{
  background:#f7fbfd;
  border:1px solid #e3edf4;
  border-radius:18px;
  padding:18px;
}

.flow-row span{
  display:block;
  font-size:13px;
  color:var(--muted);
  margin-bottom:4px;
}

.flow-row strong{
  color:var(--navy);
}

.flow-row.blue{
  background:#effbff;
}

.flow-row.green{
  background:#edfff8;
}

.flow-row.gold{
  background:#fff9e8;
}

.flow-arrow{
  text-align:center;
  font-size:24px;
  color:var(--navy2);
  padding:8px;
}

.soft-section{
  background:var(--soft);
}

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

.feature-card{
  background:white;
  border:1px solid var(--border);
  border-radius:26px;
  padding:28px;
  box-shadow:0 18px 45px rgba(7,29,51,.07);
}

.comparison-story{
  background:white;
}

.story-card{
  padding:36px;
  border-radius:30px;
  background:linear-gradient(135deg,#eefbff,#ffffff);
  border:1px solid var(--border);
  box-shadow:var(--shadow);
}

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

.use-card{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.10);
  border-radius:26px;
  padding:28px;
}

.faq{
  background:var(--soft);
}

details{
  background:white;
  border:1px solid var(--border);
  border-radius:18px;
  padding:22px 24px;
  margin-bottom:14px;
}

summary{
  cursor:pointer;
  font-weight:900;
  color:var(--navy);
}

.final-cta{
  padding:90px 0;
  color:white;
  background:
    radial-gradient(circle at 18% 25%,rgba(59,226,239,.26),transparent 30%),
    linear-gradient(135deg,var(--navy),var(--navy2));
}

.final-box{
  max-width:840px;
  text-align:center;
}

.final-box p{
  color:rgba(255,255,255,.78);
  font-size:20px;
}

.final-box small{
  display:block;
  margin-top:16px;
  color:rgba(255,255,255,.58);
}

.footer{
  background: #f4f8fb;
  color:#0f3d5e;
  padding:38px 0;
}

.footer-grid{
  display:flex;
  justify-content:space-between;
  gap:30px;
}

.footer-links a{
  display:inline-block;
  margin-left:18px;
}

@media(max-width:1050px){
  .feature-grid,
  .scenario-grid,
  .use-grid{
    grid-template-columns:repeat(2,1fr);
  }
}

@media(max-width:900px){
  .menu-btn{display:block}

  .menu{
    position:absolute;
    top:78px;
    left:0;
    right:0;
    background:var(--navy);
    display:none;
    flex-direction:column;
    align-items:stretch;
    padding:22px;
  }

  .menu.open{display:flex}

  .hero-grid,
  .split{
    grid-template-columns:1fr;
  }

  .feature-grid,
  .scenario-grid,
  .use-grid{
    grid-template-columns:1fr;
  }

  .compound-card{
    padding:24px;
  }

  .compound-metrics{
    grid-template-columns:1fr;
  }

  .growth-chart{
    min-height:280px;
    padding:18px 16px 16px;
  }

  .growth-bars{
    height:198px;
    gap:10px;
    padding-inline:4px;
  }

  .growth-caption{
    justify-content:flex-start;
    flex-wrap:wrap;
    gap:10px 16px;
  }

  .footer-grid{
    flex-direction:column;
  }

  .footer-links a{
    margin-left:0;
    margin-right:18px;
  }
}