@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root{
  --bg:#FFFFFF;
  --bg-soft:#F7F8FC;
  --bg-section:#F1F3F8;
  --ink:#111827;
  --ink-soft:#667085;
  --blue:#2563EB;
  --blue-electric:#38BDF8;
  --purple:#7C3AED;
  --violet:#A855F7;
  --line:#E5E7EB;
  --glass: rgba(255,255,255,0.70);
  --footer-bg:#F5F7FA;
  --ease: cubic-bezier(.22,.85,.32,1);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:'Inter',sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;margin:0;letter-spacing:-0.02em;}
p{margin:0;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.wrap{max-width:1180px;margin:0 auto;padding:0 32px;}
::selection{background:rgba(124,58,237,0.18);}

#bgfx{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:0.5;}

/* ---------- nav ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;padding:20px 0;
  transition:background .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease), padding .3s var(--ease);
  border-bottom:1px solid transparent;
}
header.scrolled{
  background:rgba(255,255,255,0.75);backdrop-filter:blur(16px) saturate(160%);-webkit-backdrop-filter:blur(16px) saturate(160%);
  border-bottom:1px solid var(--line);box-shadow:0 8px 30px rgba(17,24,39,0.05);padding:12px 0;
}
nav.wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;}
.brand img{height:34px;width:auto;border-radius:8px;}
.navlinks{display:flex;align-items:center;gap:30px;}
.navlinks a{font-size:14.5px;font-weight:500;color:var(--ink);position:relative;padding:4px 0;}
.navlinks a::after{content:'';position:absolute;left:0;bottom:0;height:2px;width:0;background:linear-gradient(90deg,var(--blue),var(--purple));transition:width .3s var(--ease);}
.navlinks a:hover::after, .navlinks a.active::after{width:100%;}
.navlinks a.active{color:var(--purple);}
.cta-btn{
  background:linear-gradient(135deg,var(--blue),var(--purple));color:#fff !important;padding:11px 22px;border-radius:100px;
  font-size:14.5px;font-weight:600;box-shadow:0 8px 20px rgba(124,58,237,0.25);
  transition:transform .3s var(--ease), box-shadow .3s var(--ease);
}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(124,58,237,0.35);}
.navtoggle{display:none;background:none;border:none;cursor:pointer;padding:8px;}
.navtoggle span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px;}

/* ---------- hero (home) ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;padding:150px 0 90px;
  background:
    radial-gradient(700px 500px at 78% 28%, rgba(56,189,248,0.14), transparent 60%),
    radial-gradient(650px 550px at 88% 62%, rgba(168,85,247,0.14), transparent 60%),
    #FFFFFF;
}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;position:relative;z-index:2;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--purple);
  background:rgba(124,58,237,0.07);border:1px solid rgba(124,58,237,0.18);padding:7px 16px;border-radius:100px;margin-bottom:22px;
}
.eyebrow::before{content:'';width:6px;height:6px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--purple));}
.hero h1{font-size:clamp(40px,5.6vw,68px);font-weight:700;line-height:1.04;color:var(--ink);}
.hero h1 .accent{background:linear-gradient(120deg,var(--blue),var(--purple));-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero p.lead{margin-top:24px;font-size:18px;line-height:1.6;color:var(--ink-soft);max-width:480px;}
.hero-actions{display:flex;gap:16px;margin-top:38px;flex-wrap:wrap;}

.btn-primary{
  background:linear-gradient(135deg,var(--blue),var(--purple));color:#fff;padding:14px 28px;border-radius:100px;
  font-weight:600;font-size:15px;box-shadow:0 10px 26px rgba(124,58,237,0.28);
  transition:transform .3s var(--ease), box-shadow .3s var(--ease);display:inline-flex;align-items:center;gap:8px;border:none;cursor:pointer;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(124,58,237,0.4);}
.btn-ghost{
  background:var(--glass);border:1px solid var(--line);color:var(--ink);padding:14px 26px;border-radius:100px;
  font-weight:600;font-size:15px;backdrop-filter:blur(8px);
  transition:border-color .3s var(--ease), transform .3s var(--ease), color .3s var(--ease);display:inline-block;
}
.btn-ghost:hover{border-color:var(--purple);color:var(--purple);transform:translateY(-2px);}

.hero-visual{position:relative;height:560px;display:flex;align-items:center;justify-content:center;}
.glow-ring{position:absolute;border-radius:50%;border:1px solid rgba(124,58,237,0.16);}
.glow-ring.r1{width:380px;height:380px;animation:spin 34s linear infinite;}
.glow-ring.r2{width:480px;height:480px;border-color:rgba(37,99,235,0.12);animation:spin 46s linear infinite reverse;}
@keyframes spin{from{transform:rotate(0deg);}to{transform:rotate(360deg);}}
.brainy-photo{position:relative;z-index:3;width:340px;filter:drop-shadow(0 40px 60px rgba(124,58,237,0.28));animation:float 5s ease-in-out infinite;}
@keyframes float{0%,100%{transform:translateY(0px);}50%{transform:translateY(-18px);}}
.glass-tag{
  position:absolute;z-index:4;background:var(--glass);border:1px solid var(--line);padding:9px 18px;border-radius:100px;
  font-size:13px;font-weight:600;backdrop-filter:blur(10px);box-shadow:0 8px 20px rgba(17,24,39,0.06);animation:float 6s ease-in-out infinite;
}
.tag-plan{top:14%;left:2%;color:var(--blue);animation-delay:.2s;}
.tag-reason{bottom:30%;left:-4%;color:var(--violet);animation-delay:1.1s;}
.tag-execute{bottom:8%;right:4%;color:var(--purple);animation-delay:.6s;}
.node-dot{position:absolute;border-radius:50%;background:radial-gradient(circle at 30% 30%, var(--blue-electric), var(--purple));opacity:.7;}
.nd1{width:12px;height:12px;top:8%;right:10%;animation:float 4s ease-in-out infinite;}
.nd2{width:8px;height:8px;bottom:16%;left:6%;animation:float 5.5s ease-in-out infinite .8s;}
.nd3{width:16px;height:16px;top:52%;right:-2%;animation:float 4.6s ease-in-out infinite .3s;}

/* ---------- page hero (subpages) ---------- */
.page-hero{
  position:relative;padding:170px 0 90px;text-align:center;
  background:
    radial-gradient(800px 400px at 50% 0%, rgba(56,189,248,0.12), transparent 60%),
    radial-gradient(700px 400px at 50% 100%, rgba(168,85,247,0.10), transparent 60%),
    #fff;
}
.page-hero .eyebrow{margin-left:auto;margin-right:auto;}
.page-hero h1{font-size:clamp(34px,5vw,54px);font-weight:700;}
.page-hero p{margin-top:18px;font-size:17px;color:var(--ink-soft);max-width:560px;margin-left:auto;margin-right:auto;line-height:1.6;}
.crumb{font-size:13.5px;color:var(--ink-soft);margin-bottom:18px;}
.crumb a{color:var(--purple);font-weight:600;}

/* ---------- generic section ---------- */
section{position:relative;z-index:1;padding:110px 0;}
.section-soft{background:var(--bg-section);}
.section-head{max-width:620px;margin-bottom:60px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head .kicker{font-size:13.5px;font-weight:600;color:var(--purple);margin-bottom:14px;display:block;}
.section-head h2{font-size:clamp(30px,3.4vw,44px);font-weight:700;line-height:1.15;}
.section-head p{margin-top:18px;font-size:17px;color:var(--ink-soft);line-height:1.65;}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:0.85fr 1.15fr;gap:64px;align-items:center;}
.about-visual{
  position:relative;background:var(--glass);border:1px solid var(--line);border-radius:28px;padding:36px;
  display:flex;align-items:center;justify-content:center;box-shadow:0 30px 60px -20px rgba(17,24,39,0.10);
}
.about-visual img{width:78%;filter:drop-shadow(0 20px 30px rgba(124,58,237,0.18));}
.about-badges{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap;}
.badge{
  display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:#fff;padding:10px 16px;
  border-radius:100px;font-size:13.5px;font-weight:600;color:var(--ink);box-shadow:0 6px 16px rgba(17,24,39,0.04);
}
.badge .dot{width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--purple));}
.about-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px;}
.fact b{display:block;font-family:'Space Grotesk',sans-serif;font-size:26px;font-weight:700;}
.fact span{font-size:13.5px;color:var(--ink-soft);}

.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:20px;}
.value-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:0 14px 30px -16px rgba(17,24,39,0.08);}
.value-card h4{font-size:17px;font-weight:600;margin-bottom:10px;}
.value-card p{font-size:14.5px;color:var(--ink-soft);line-height:1.6;}

/* ---------- workflow / process ---------- */
.flow-rail{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;position:relative;z-index:1;}
.flow-node{
  background:var(--glass);border:1px solid var(--line);border-radius:18px;padding:26px 16px;text-align:center;
  backdrop-filter:blur(10px);box-shadow:0 14px 30px -14px rgba(17,24,39,0.10);
  transition:transform .5s var(--ease), border-color .5s var(--ease), box-shadow .5s var(--ease);
  opacity:0.45;transform:translateY(10px);
}
.flow-node.active{opacity:1;transform:translateY(0);border-color:rgba(124,58,237,0.35);box-shadow:0 20px 40px -16px rgba(124,58,237,0.25);}
.flow-node .num{
  width:34px;height:34px;border-radius:50%;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(37,99,235,0.12),rgba(124,58,237,0.12));color:var(--purple);font-weight:700;font-size:13px;font-family:'Space Grotesk',sans-serif;
}
.flow-node b{display:block;font-size:14px;font-family:'Space Grotesk',sans-serif;font-weight:600;letter-spacing:0.01em;}
.flow-node span{display:block;margin-top:6px;font-size:12px;color:var(--ink-soft);line-height:1.4;}

/* ---------- services ---------- */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.service-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:34px 28px;position:relative;overflow:hidden;
  transition:transform .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease);transform-style:preserve-3d;
}
.service-card:hover{transform:translateY(-8px) rotateX(2deg);border-color:rgba(124,58,237,0.4);box-shadow:0 26px 50px -20px rgba(124,58,237,0.3);}
.service-card .icon{
  width:48px;height:48px;border-radius:14px;margin-bottom:22px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(56,189,248,0.14),rgba(168,85,247,0.14));
}
.service-card h3{font-size:18px;font-weight:600;margin-bottom:10px;}
.service-card p{font-size:14.5px;color:var(--ink-soft);line-height:1.6;}
.service-card .tag{
  display:inline-block;margin-top:16px;font-size:12px;font-weight:600;color:var(--purple);
  background:rgba(124,58,237,0.08);padding:5px 12px;border-radius:100px;
}

/* ---------- brainy ---------- */
.brainy-section{
  background:
    radial-gradient(900px 500px at 50% 0%, rgba(56,189,248,0.08), transparent 60%),
    radial-gradient(700px 500px at 50% 100%, rgba(168,85,247,0.10), transparent 60%),
    #fff;
  text-align:center;
}
.brainy-stage{position:relative;max-width:680px;margin:60px auto 0;height:520px;}
.brainy-stage img.main{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:300px;animation:float 5.5s ease-in-out infinite;
  filter:drop-shadow(0 30px 50px rgba(124,58,237,0.25));
}
.bubble{
  position:absolute;background:var(--glass);border:1px solid var(--line);padding:11px 20px;border-radius:100px;
  font-size:14px;font-weight:600;backdrop-filter:blur(10px);box-shadow:0 10px 24px rgba(17,24,39,0.06);
  transition:transform .4s var(--ease), border-color .4s var(--ease), color .4s var(--ease), box-shadow .4s var(--ease);cursor:default;
}
.bubble:hover{transform:translateY(-6px) scale(1.06);border-color:rgba(124,58,237,0.4);color:var(--purple);box-shadow:0 16px 30px rgba(124,58,237,0.2);}
.b1{top:4%;left:6%;} .b2{top:2%;right:8%;} .b3{top:34%;left:-4%;} .b4{top:38%;right:-6%;}
.b5{bottom:20%;left:2%;} .b6{bottom:18%;right:4%;} .b7{bottom:0%;left:38%;}

.brainy-gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:70px;}
.gallery-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px 16px;text-align:center;
  box-shadow:0 16px 34px -18px rgba(17,24,39,0.10);transition:transform .4s var(--ease), box-shadow .4s var(--ease);
}
.gallery-card:hover{transform:translateY(-6px);box-shadow:0 22px 40px -18px rgba(124,58,237,0.22);}
.gallery-card img{margin:0 auto 14px;width:100%;max-width:150px;}
.gallery-card span{font-size:13.5px;font-weight:600;color:var(--ink-soft);}

.brainy-story{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;text-align:left;margin-top:90px;
}
.brainy-story img{max-width:320px;margin:0 auto;filter:drop-shadow(0 24px 40px rgba(124,58,237,0.2));}
.brainy-story h3{font-size:26px;margin-bottom:16px;}
.brainy-story p{color:var(--ink-soft);font-size:15.5px;line-height:1.75;margin-bottom:14px;}

/* ---------- team ---------- */
.founder-card{
  display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;background:var(--glass);
  border:1px solid var(--line);border-radius:26px;padding:36px;margin-bottom:28px;box-shadow:0 24px 50px -22px rgba(17,24,39,0.10);
}
.avatar{
  width:78px;height:78px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--purple));
  display:flex;align-items:center;justify-content:center;color:#fff;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:24px;flex-shrink:0;
}
.founder-card h3{font-size:22px;font-weight:700;}
.founder-card .role{color:var(--purple);font-weight:600;font-size:14px;margin-top:4px;display:block;}
.founder-card p.bio{margin-top:12px;color:var(--ink-soft);font-size:14.5px;line-height:1.6;max-width:560px;}
.li-link{
  margin-top:16px;display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;color:var(--ink);
  border:1px solid var(--line);padding:8px 16px;border-radius:100px;transition:border-color .3s var(--ease), color .3s var(--ease);
}
.li-link:hover{border-color:var(--blue);color:var(--blue);}

.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.team-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;text-align:left;
  transition:transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
}
.team-card:hover{transform:translateY(-6px);border-color:rgba(37,99,235,0.35);box-shadow:0 20px 40px -18px rgba(37,99,235,0.22);}
.team-card .avatar{width:56px;height:56px;font-size:18px;margin-bottom:16px;}
.team-card h4{font-size:16.5px;font-weight:700;}
.team-card .role{color:var(--ink-soft);font-size:13.5px;margin-top:2px;display:block;}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;}
.contact-info .info-row{display:flex;gap:16px;margin-bottom:26px;align-items:flex-start;}
.info-icon{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,rgba(37,99,235,0.12),rgba(124,58,237,0.12));display:flex;align-items:center;justify-content:center;
}
.info-row b{display:block;font-size:14.5px;font-weight:600;}
.info-row span{font-size:14px;color:var(--ink-soft);line-height:1.6;}
.contact-form{
  background:var(--glass);border:1px solid var(--line);border-radius:24px;padding:36px;box-shadow:0 24px 50px -22px rgba(17,24,39,0.10);
}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:8px;color:var(--ink);}
.field input, .field textarea{
  width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 14px;font-family:'Inter',sans-serif;
  font-size:14.5px;background:#fff;color:var(--ink);transition:border-color .3s var(--ease);
}
.field input:focus, .field textarea:focus{outline:none;border-color:var(--purple);}
.field textarea{resize:vertical;min-height:100px;}
.submit-btn{
  width:100%;background:linear-gradient(135deg,var(--blue),var(--purple));color:#fff;padding:14px;border:none;
  border-radius:12px;font-weight:600;font-size:15px;cursor:pointer;transition:transform .3s var(--ease), box-shadow .3s var(--ease), opacity .3s;
  display:flex;align-items:center;justify-content:center;gap:8px;
}
.submit-btn:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(124,58,237,0.32);}
.submit-btn:disabled{opacity:0.65;cursor:not-allowed;transform:none;box-shadow:none;}
.form-msg{
  margin-top:16px;padding:13px 16px;border-radius:12px;font-size:13.5px;font-weight:500;display:none;
}
.form-msg.show{display:block;}
.form-msg.ok{background:rgba(37,99,235,0.08);color:var(--blue);border:1px solid rgba(37,99,235,0.2);}
.form-msg.err{background:rgba(220,38,38,0.08);color:#DC2626;border:1px solid rgba(220,38,38,0.2);}
.spinner{
  width:16px;height:16px;border:2px solid rgba(255,255,255,0.5);border-top-color:#fff;border-radius:50%;
  animation:spin-btn 0.7s linear infinite;display:none;
}
.submit-btn.loading .spinner{display:inline-block;}
.submit-btn.loading .btn-label{opacity:0.85;}
@keyframes spin-btn{to{transform:rotate(360deg);}}

/* ---------- footer ---------- */
footer{background:var(--footer-bg);padding:64px 0 30px;position:relative;z-index:1;}
.footer-top{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid var(--line);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand img{height:30px;border-radius:6px;}
.footer-tag{font-size:14px;color:var(--ink-soft);max-width:280px;line-height:1.6;}
.footer-badges{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap;}
.footer-badges .badge{background:#fff;}
.fcol h5{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:0.04em;color:var(--ink-soft);margin-bottom:16px;}
.fcol a{display:block;font-size:14.5px;color:var(--ink);margin-bottom:12px;transition:color .3s;}
.fcol a:hover{color:var(--purple);}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:26px;font-size:13px;color:var(--ink-soft);flex-wrap:wrap;gap:12px;}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s var(--ease), transform .8s var(--ease);}
.reveal.in{opacity:1;transform:translateY(0);}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .navlinks{
    position:fixed;top:70px;left:16px;right:16px;background:#fff;border:1px solid var(--line);border-radius:18px;
    flex-direction:column;align-items:flex-start;padding:20px;gap:6px;box-shadow:0 20px 40px rgba(17,24,39,0.12);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:all .3s var(--ease);
  }
  .navlinks.open{transform:translateY(0);opacity:1;pointer-events:auto;}
  .navlinks a{padding:10px 6px;width:100%;}
  .navtoggle{display:block;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-visual{height:400px;order:-1;margin-bottom:20px;}
  .brainy-photo{width:240px;}
  .about-grid{grid-template-columns:1fr;}
  .about-facts{grid-template-columns:repeat(3,1fr);}
  .flow-rail{grid-template-columns:repeat(2,1fr);}
  .service-grid{grid-template-columns:1fr 1fr;}
  .values-grid{grid-template-columns:1fr 1fr;}
  .brainy-gallery{grid-template-columns:1fr 1fr;}
  .brainy-story{grid-template-columns:1fr;text-align:center;}
  .brainy-story p{text-align:left;}
  .founder-card{grid-template-columns:1fr;text-align:center;justify-items:center;}
  .founder-card p.bio{margin-left:auto;margin-right:auto;}
  .team-grid{grid-template-columns:1fr 1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;}
  .bubble{font-size:12px;padding:8px 14px;}
}
@media (max-width:600px){
  .wrap{padding:0 20px;}
  .service-grid{grid-template-columns:1fr;}
  .values-grid{grid-template-columns:1fr;}
  .team-grid{grid-template-columns:1fr;}
  .brainy-gallery{grid-template-columns:1fr 1fr;}
  .footer-top{grid-template-columns:1fr;}
  .about-facts{grid-template-columns:1fr;gap:14px;}
  .brainy-stage{display:flex;flex-direction:column;align-items:center;height:auto;gap:14px;}
  .brainy-stage img.main{position:static;transform:none;width:220px;}
  .b1,.b2,.b3,.b4,.b5,.b6,.b7{position:static;display:inline-flex;margin:6px;}
}
@media (prefers-reduced-motion: reduce){ *{animation:none !important;transition:none !important;} }