:root{
  --navy-900:#0B1B33;
  --navy-800:#122A4C;
  --navy-700:#1B3763;
  --blue-600:#2F5EFF;
  --blue-500:#4C7DFF;
  --blue-100:#EAF0FF;
  --blue-50:#F4F7FF;
  --orange-500:#FF7A45;
  --gray-900:#0B1B33;
  --gray-600:#5B6472;
  --gray-400:#8A93A3;
  --gray-300:#C4CAD4;
  --gray-200:#E7E9EE;
  --gray-100:#F5F6F8;
  --white:#FFFFFF;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --radius-pill:999px;
  --shadow-soft: 0 24px 60px -24px rgba(11,27,51,0.35);
  --maxw: 1180px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color:var(--gray-900);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 22px;}
section.dark{
  background:var(--navy-900);
  color:#fff;
}
section.dark .muted{
  color:#AEBBD6;
}
.muted{
  color:var(--gray-600);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-weight:700;
  font-size:15px;
  letter-spacing:-0.01em;
  padding:16px 26px;
  border-radius:var(--radius-pill);
  border:none;
  white-space:nowrap;
  transition:transform .15s ease, box-shadow .15s ease;
}
.btn:active{
  transform:scale(0.98);
}
.btn-primary{
  color:var(--white);
  background:linear-gradient(180deg, var(--blue-500) 0%, var(--blue-600) 100%);
  box-shadow:0 14px 30px -10px rgba(47,94,255,0.55);
}
.btn-primary:hover{
  box-shadow:0 18px 36px -8px rgba(47,94,255,0.65);
}
.btn-primary .icon-circle{
  width:22px;
  height:22px;
  border-radius:50%;
  background:rgba(255,255,255,0.22);
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
}
.btn-block{
  width:100%;
}
header{
  padding:26px 0;
}
.header-inner{
  display:flex;
  justify-content:center;
}
.logo-word{
  display:flex;
  align-items:flex-start;
  gap:2px;
  font-size:22px;
  font-weight:800;
  letter-spacing:-0.02em;
  color:var(--navy-900);
}
.logo-dot{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--blue-600);
  margin-top:3px;
}
.kicker{
  font-size:12.5px;
  font-weight:700;
  letter-spacing:0.16em;
  text-transform:uppercase;
  color:var(--blue-600);
  margin-bottom:18px;
}
section.dark .kicker{
  color:#8FB3FF;
}
h1,h2,h3{
  margin:0;
}
.headline-xl{
  font-size:clamp(34px, 6vw, 64px);
  line-height:1.06;
  letter-spacing:-0.02em;
  font-weight:700;
}
.headline-lg{
  font-size:clamp(28px, 4.4vw, 46px);
  line-height:1.12;
  letter-spacing:-0.02em;
  font-weight:700;
}
.lede{
  font-size:clamp(16px, 1.6vw, 19px);
  line-height:1.6;
  color:var(--gray-600);
  font-weight:400;
}
section.dark .lede{
  color:#B7C3DC;
}
.hero{
  position:relative;
  overflow:hidden;
  padding:56px 0 90px;
}
.hero-bg{
  position:absolute;
  inset:0;
  z-index:0;
  background:
    radial-gradient(circle at 20% 15%, rgba(47,94,255,0.30), transparent 45%),
    radial-gradient(circle at 85% 75%, rgba(47,94,255,0.18), transparent 50%),
    var(--navy-900);
}
.hero-grid-lines{
  position:absolute;
  inset:0;
  z-index:0;
  opacity:0.5;
}
.hero-chart{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  z-index:0;
  opacity:0.9;
}
.hero-inner{
  position:relative;
  z-index:2;
  text-align:center;
  max-width:820px;
  margin:0 auto;
}
.hero-inner .headline-xl{
  color:#fff;
  margin-bottom:22px;
}
.hero-inner .headline-xl .accent{
  color:var(--blue-500);
  display:block;
}
.hero-inner .lede{
  max-width:600px;
  margin:0 auto 34px;
}
.hero-trust{
  margin-top:24px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-size:13px;
  color:#8B9AB8;
}
.hero-trust .dot{
  width:6px;
  height:6px;
  border-radius:50%;
  background:#20C997;
}
section{
  padding:clamp(56px, 9vw, 108px) 0;
}
.section-head{
  max-width:720px;
  margin:0 0 48px;
}
.section-head.center{
  margin-left:auto;
  margin-right:auto;
  text-align:center;
}
.problem-list{
  border-top:1px solid var(--gray-200);
  margin-top:44px;
}
.problem-row{
  display:flex;
  align-items:baseline;
  gap:28px;
  padding:28px 0;
  border-bottom:1px solid var(--gray-200);
}
.problem-num{
  font-family:'JetBrains Mono', monospace;
  font-size:15px;
  color:var(--gray-300);
  flex-shrink:0;
  width:34px;
}
.problem-row p{
  font-size:clamp(18px, 2.4vw, 24px);
  font-weight:600;
  color:var(--navy-900);
  margin:0;
  letter-spacing:-0.01em;
}
.flow{
  display:grid;
  grid-template-columns:1fr;
  gap:0;
  margin-top:52px;
}
.flow-step{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:20px;
  padding:30px 0;
  border-top:1px solid rgba(255,255,255,0.14);
}
.flow-step:last-child{
  border-bottom:1px solid rgba(255,255,255,0.14);
}
.flow-num{
  font-family:'JetBrains Mono', monospace;
  font-size:14px;
  color:#6B84B3;
  display:flex;
  align-items:flex-start;
  padding-top:6px;
}
.flow-step h3{
  font-size:clamp(22px, 3vw, 30px);
  font-weight:700;
  letter-spacing:-0.01em;
  margin-bottom:8px;
}
.flow-step p{
  font-size:15px;
  color:#AEBBD6;
  margin:0;
  max-width:520px;
}
.flow-arrow{
  display:flex;
  align-items:center;
  gap:8px;
  padding:10px 0 10px 54px;
  color:#4C7DFF;
  font-size:13px;
  font-weight:700;
  letter-spacing:0.04em;
  text-transform:uppercase;
}
```css
#video {
  padding: 64px 0;
}
.video-shell {
  position: relative;
  width: 100%;
  max-width: 900px;
  margin: 0 auto 34px;
  border-radius: 20px;
  overflow: hidden;
  background: #0B1B33;
  box-shadow: 0 20px 50px -20px rgba(11, 27, 51, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
}
.video-shell .background-video {
  position: relative;
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: 70vh;
  display: block;
  object-fit: contain;
  background: #0B1B33;
  z-index: 1;
  cursor: pointer;
}
.video-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(11, 27, 51, 0.02) 0%,
    rgba(11, 27, 51, 0.16) 100%
  );
  z-index: 2;
  pointer-events: none;
}
.play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 76px;
  height: 76px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.16);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 5;
  cursor: pointer;
  transition:
    transform 0.25s ease,
    background 0.25s ease,
    opacity 0.25s ease;
}
.play-btn:hover {
  transform: translate(-50%, -50%) scale(1.08);
  background: rgba(255, 255, 255, 0.25);
}
.play-btn .inner {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.22);
}
.play-btn .inner svg {
  width: 20px;
  height: 20px;
  display: block;
}
.video-shell.is-playing .play-btn {
  opacity: 0;
  pointer-events: none;
}
.video-shell.is-paused .play-btn {
  opacity: 1;
  pointer-events: auto;
}
.video-caption {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.video-cta {
  text-align: center;
  margin-top: 20px;
  margin-bottom: 55px;
}
@media (max-width: 768px) {
  #video {
    padding: 48px 0;
  }
  .video-shell {
    border-radius: 16px;
    margin-bottom: 24px;
  }
  .play-btn {
    width: 68px;
    height: 68px;
  }
  .play-btn .inner {
    width: 50px;
    height: 50px;
  }
}
@media (max-width: 480px) {
  .video-shell {
    border-radius: 14px;
  }
  .play-btn {
    width: 60px;
    height: 60px;
  }
  .play-btn .inner {
    width: 46px;
    height: 46px;
  }
  .play-btn .inner svg {
    width: 18px;
    height: 18px;
  }
}
```
.learn-shell{
  display:grid;
  grid-template-columns:1fr;
  gap:40px;
  margin-top:44px;
}
.learn-list{
  display:flex;
  flex-direction:column;
}
.learn-row{
  display:flex;
  align-items:center;
  gap:20px;
  padding:20px 0;
  border-bottom:1px solid rgba(255,255,255,0.12);
}
.learn-row:first-child{
  border-top:1px solid rgba(255,255,255,0.12);
}
.learn-check{
  flex-shrink:0;
}
.learn-row p{
  font-size:clamp(16px, 2vw, 19px);
  font-weight:600;
  margin:0;
}
.learn-visual{
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:rgba(255,255,255,0.04);
  border:1px solid rgba(255,255,255,0.1);
  padding:28px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.examples-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
  margin-top:44px;
}
.example-card{
  padding:0;
}
.example-chart{
  border-radius:var(--radius-md);
  background:var(--navy-900);
  padding:22px 20px 16px;
  margin-bottom:14px;
}
.example-chart .ex-top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:14px;
}
.example-chart .ex-pair{
  font-family:'JetBrains Mono', monospace;
  font-size:13px;
  color:#fff;
  font-weight:600;
}
.example-chart .ex-tag{
  font-size:10.5px;
  font-weight:700;
  padding:4px 9px;
  border-radius:var(--radius-pill);
}
.ex-tag.up{
  background:rgba(15,169,104,0.18);
  color:#3FDB99;
}