/* ===== RESET & BASE ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --indigo:#141440;
  --system-blue:#2637f4;
  --reverse-blue:#5689ff;
  --light-periwinkle:#5689ff;
  --warm-grey:#efe7da;
  --chartreuse:#e8ff64;
  --burnt-orange:#df6d4e;
  --white:#ffffff;
  --font-heading:'Be Vietnam Pro',sans-serif;
  --font-body:'Inter',sans-serif;
  --radius:16px;
  --radius-sm:10px;
  --radius-xs:6px;
  --max-w:1200px;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden}
body{
  font-family:var(--font-body);
  font-weight:400;
  color:var(--indigo);
  background:var(--indigo);
  line-height:1.6;
  overflow-x:hidden;
  max-width:100vw;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);line-height:1.15}
ul{list-style:none}

/* ===== CANVAS BACKGROUND ===== */
#bg-canvas{
  position:fixed;top:0;left:0;width:100vw;height:100vh;
  z-index:0;pointer-events:none;
}

/* ===== LAYOUT ===== */
.page-wrap{position:relative;z-index:1;overflow:hidden}
.container{width:100%;max-width:var(--max-w);margin:0 auto;padding:0 24px}
section{padding:100px 0}

/* ===== NAV ===== */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  padding:14px 0;
  transition:background .4s,backdrop-filter .4s,-webkit-backdrop-filter .4s,box-shadow .4s;
}
.nav.scrolled{
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  box-shadow:0 1px 24px rgba(20,20,64,.06);
}
.nav .container{display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center}
.nav-logo svg{height:46px;width:auto}
.nav-logo .logo-light{display:block}
.nav-logo .logo-dark{display:none}
.nav.scrolled .nav-logo .logo-light{display:none}
.nav.scrolled .nav-logo .logo-dark{display:block}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{font-size:14px;font-weight:500;color:#fff;position:relative;transition:color .2s}
.nav-links a::after{
  content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;
  background:var(--chartreuse);border-radius:1px;transition:width .3s ease;
}
.nav-links a:hover{color:var(--chartreuse)}
.nav-links a:hover::after{width:100%}
.nav.scrolled .nav-links a{color:var(--indigo)}
.nav.scrolled .nav-links a::after{background:var(--system-blue)}
.nav.scrolled .nav-links a:hover{color:var(--system-blue)}
.nav-auth{display:flex;align-items:center;gap:16px}
.nav-auth .login{font-size:14px;font-weight:500;color:#fff;transition:color .2s}
.nav-auth .login:hover{color:var(--chartreuse)}
.nav.scrolled .nav-auth .login{color:var(--indigo)}
.nav.scrolled .nav-auth .login:hover{color:var(--system-blue)}
.nav-auth .signup{
  font-size:14px;font-weight:500;
  padding:9px 22px;border-radius:var(--radius-sm);
  background:var(--chartreuse);color:var(--indigo);
  transition:transform .2s,box-shadow .2s,background .3s;
}
.nav-auth .signup:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(232,255,100,.3)}
.nav.scrolled .nav-auth .signup{background:var(--system-blue);color:#fff}
.nav.scrolled .nav-auth .signup:hover{box-shadow:0 6px 20px rgba(38,55,244,.3)}

/* Hamburger */
.hamburger{display:none;flex-direction:column;gap:5px;width:28px;cursor:pointer;z-index:200}
.hamburger span{display:block;height:2px;background:#fff;border-radius:2px;transition:transform .3s,opacity .3s,background .3s}
.nav.scrolled .hamburger span{background:var(--indigo)}
.hamburger.open span{background:#fff}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Mobile menu */
.mobile-menu{
  position:fixed;top:0;left:0;right:0;bottom:0;z-index:99;
  background:var(--indigo);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:28px;
  opacity:0;pointer-events:none;transition:opacity .3s;
}
.mobile-menu.open{opacity:1;pointer-events:all}
.mobile-menu a{font-family:var(--font-heading);font-size:24px;font-weight:700;color:#fff}
.mobile-menu .signup{
  padding:12px 32px;border-radius:var(--radius-sm);
  background:var(--system-blue);color:#fff;
}

@media(max-width:900px){
  .nav-links,.nav-auth{display:none}
  .hamburger{display:flex}
}

/* ===== BUTTONS ===== */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:15px 30px;border-radius:var(--radius-sm);
  font-family:var(--font-heading);font-weight:700;font-size:15px;
  transition:transform .25s ease,box-shadow .25s ease,background .2s;
  position:relative;overflow:hidden;
}
.btn::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,transparent 40%,rgba(255,255,255,.15) 50%,transparent 60%);
  transform:translateX(-100%);transition:transform .5s ease;
}
.btn:hover::after{transform:translateX(100%)}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
  background:var(--chartreuse);color:var(--indigo);
  box-shadow:0 4px 20px rgba(232,255,100,.3);
}
.btn-primary:hover{box-shadow:0 10px 36px rgba(232,255,100,.45)}
.btn-ghost{
  border:2px solid var(--indigo);color:var(--indigo);background:transparent;
}
.btn-ghost:hover{border-color:var(--system-blue);color:var(--system-blue);background:rgba(38,55,244,.04)}
.btn-ghost-light{
  border:2px solid rgba(255,255,255,.3);color:#fff;background:transparent;
}
.btn-ghost-light:hover{border-color:#fff;background:rgba(255,255,255,.1)}

/* ===== SECTION TITLES ===== */
.section-label{
  font-family:var(--font-heading);font-weight:700;font-size:12px;
  text-transform:uppercase;letter-spacing:3px;
  color:var(--system-blue);margin-bottom:16px;
  display:inline-flex;align-items:center;gap:10px;
}
.section-label::before{
  content:'';width:24px;height:2px;background:var(--system-blue);border-radius:1px;
}
.section-title{
  font-weight:800;font-size:clamp(28px,4vw,46px);
  margin-bottom:20px;color:var(--indigo);
}
.section-subtitle{
  font-size:17px;font-weight:300;line-height:1.8;
  max-width:580px;color:rgba(20,20,64,.6);
}

/* ===== REVEAL ANIMATIONS ===== */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-left{opacity:0;transform:translateX(-40px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.reveal-left.visible{opacity:1;transform:translateX(0)}
.reveal-right{opacity:0;transform:translateX(40px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.reveal-right.visible{opacity:1;transform:translateX(0)}
.reveal-scale{opacity:0;transform:scale(.92);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.reveal-scale.visible{opacity:1;transform:scale(1)}

/* ===== FOOTER ===== */
.footer{
  background:var(--indigo);
  padding:70px 0 36px;
  color:#fff;
}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;
  margin-bottom:52px;
}
.footer-brand{display:flex;flex-direction:column;gap:16px}
.footer-brand .footer-logo svg{height:46px;width:auto}
.footer-brand p{
  font-size:14px;font-weight:300;line-height:1.75;
  color:rgba(255,255,255,.5);max-width:280px;
}
.footer-col h4{
  font-family:var(--font-heading);font-weight:700;font-size:13px;
  text-transform:uppercase;letter-spacing:2px;
  margin-bottom:18px;color:var(--reverse-blue);
}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;font-weight:300;color:rgba(255,255,255,.5);transition:color .2s}
.footer-col a:hover{color:var(--reverse-blue)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;
  padding-top:28px;border-top:1px solid rgba(255,255,255,.06);
  font-size:13px;color:rgba(255,255,255,.35);
}
.footer-bottom a{color:rgba(255,255,255,.35);transition:color .2s}
.footer-bottom a:hover{color:var(--reverse-blue)}
.linkedin-icon{
  width:20px;height:20px;
  display:inline-flex;align-items:center;justify-content:center;
}

@media(max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:12px;text-align:center}
}

/* ===== PARALLAX DECO ===== */
.parallax-deco{position:absolute;pointer-events:none;transition:transform .1s linear}
.parallax-chevron{width:40px;height:40px;opacity:.06}
.parallax-chevron::before{
  content:'';position:absolute;top:0;right:0;width:100%;height:100%;
  border-top:2.5px solid var(--reverse-blue);border-right:2.5px solid var(--reverse-blue);
  border-top-right-radius:6px;
}
.parallax-scalar{border-radius:var(--radius-xs);opacity:.04}