:root {
  --bg-primary: #07111f;
  --bg-secondary: #0f172a;
  --card-bg: rgba(18, 28, 45, 0.92);
  --accent-green: #22c55e;
  --accent-blue: #38bdf8;
  --accent-gold: #facc15;
  --text-primary: #ffffff;
  --text-secondary: #cbd5e1;
  --border: rgba(255,255,255,0.08);
}
body.light {
  --bg-primary: #eef4f8;
  --bg-secondary: #dbe7ef;
  --card-bg: rgba(255,255,255,0.9);
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --border: rgba(0,0,0,0.08);
}
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  font-family:'Inter',sans-serif;
  background:var(--bg-primary);
  color:var(--text-primary);
  line-height:1.7;
  overflow-x:hidden;
  transition:background .4s,color .4s;
}
h1,h2,h3,h4 { font-family:'Poppins',sans-serif; font-weight:800; line-height:1.2; }
a { color:inherit; text-decoration:none; }
img { max-width:100%; display:block; }
.container { max-width:1240px; margin:0 auto; padding:0 24px; }

/* Animated background */
.energy-bg {
  position:fixed; inset:0; z-index:-2;
  background:
    radial-gradient(circle at 15% 20%, rgba(34,197,94,.15), transparent 40%),
    radial-gradient(circle at 85% 30%, rgba(56,189,248,.15), transparent 40%),
    radial-gradient(circle at 50% 80%, rgba(250,204,21,.08), transparent 45%);
  animation:pulseBg 12s ease-in-out infinite alternate;
}
@keyframes pulseBg { 0%{opacity:.6} 100%{opacity:1} }
.particles { position:fixed; inset:0; z-index:-1; pointer-events:none; overflow:hidden; }
.particle { position:absolute; width:6px; height:6px; border-radius:50%; background:var(--accent-green); opacity:.4; animation:float 14s linear infinite; }
@keyframes float { 0%{transform:translateY(100vh) scale(.5);opacity:0} 10%{opacity:.5} 90%{opacity:.5} 100%{transform:translateY(-10vh) scale(1);opacity:0} }

/* Navbar */
.navbar {
  position:sticky; top:0; z-index:100;
  backdrop-filter:blur(18px);
  background:rgba(7,17,31,.6);
  border-bottom:1px solid var(--border);
  transition:background .3s;
}
body.light .navbar { background:rgba(238,244,248,.7); }
.nav-inner { display:flex; align-items:center; justify-content:space-between; height:74px; }
.logo { display:flex; align-items:center; gap:10px; font-family:'Poppins'; font-weight:800; font-size:1.25rem; }
.logo-icon {
  width:34px; height:34px; border-radius:9px;
  background:linear-gradient(135deg,var(--accent-green),var(--accent-blue));
  display:grid; place-items:center; font-size:18px;
  box-shadow:0 0 18px rgba(34,197,94,.6);
  animation:glowPulse 3s infinite;
}
@keyframes glowPulse { 0%,100%{box-shadow:0 0 12px rgba(34,197,94,.5)} 50%{box-shadow:0 0 26px rgba(56,189,248,.8)} }
.logo span.hl { background:linear-gradient(90deg,var(--accent-green),var(--accent-blue)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.nav-links { display:flex; gap:28px; list-style:none; }
.nav-links a { position:relative; font-weight:500; color:var(--text-secondary); transition:color .3s; }
.nav-links a:hover,.nav-links a.active { color:var(--text-primary); }
.nav-links a::after { content:''; position:absolute; left:0; bottom:-6px; width:0; height:2px; background:linear-gradient(90deg,var(--accent-green),var(--accent-blue)); transition:width .3s; }
.nav-links a:hover::after,.nav-links a.active::after { width:100%; }
.nav-right { display:flex; align-items:center; gap:16px; }
.btn {
  display:inline-block; padding:11px 22px; border-radius:12px; font-weight:600; cursor:pointer; border:none;
  transition:transform .25s,box-shadow .25s; font-family:'Inter';
}
.btn-primary { background:linear-gradient(135deg,var(--accent-green),var(--accent-blue)); color:#04121f; }
.btn-primary:hover { transform:translateY(-3px); box-shadow:0 10px 28px rgba(34,197,94,.4); }
.btn-outline { background:transparent; border:1px solid var(--border); color:var(--text-primary); }
.btn-outline:hover { border-color:var(--accent-blue); box-shadow:0 0 18px rgba(56,189,248,.3); transform:translateY(-3px); }
.theme-toggle { background:var(--card-bg); border:1px solid var(--border); width:42px; height:42px; border-radius:12px; cursor:pointer; font-size:18px; color:var(--text-primary); }
.hamburger { display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; }
.hamburger span { width:26px; height:2px; background:var(--text-primary); transition:.3s; }

/* Hero */
.hero { position:relative; min-height:92vh; display:flex; align-items:center; overflow:hidden; }
.hero-img { position:absolute; inset:0; z-index:-1; }
.hero-img img { width:100%; height:100%; object-fit:cover; opacity:.35; }
.hero-overlay { position:absolute; inset:0; background:linear-gradient(120deg,var(--bg-primary) 20%,transparent); z-index:-1; }
.hero h1 { font-size:clamp(2.2rem,5.5vw,4rem); margin-bottom:22px; max-width:820px; }
.hero h1 .hl { background:linear-gradient(90deg,var(--accent-green),var(--accent-blue),var(--accent-gold)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.hero p.sub { font-size:1.18rem; color:var(--text-secondary); max-width:640px; margin-bottom:34px; }
.hero-btns { display:flex; gap:16px; flex-wrap:wrap; }

/* Sections */
section.block { padding:90px 0; }
.section-head { text-align:center; max-width:720px; margin:0 auto 56px; }
.section-head .tag { display:inline-block; padding:6px 16px; border-radius:30px; background:rgba(34,197,94,.12); color:var(--accent-green); font-weight:600; font-size:.8rem; letter-spacing:1px; text-transform:uppercase; margin-bottom:16px; }
.section-head h2 { font-size:clamp(1.8rem,3.5vw,2.6rem); margin-bottom:16px; }
.section-head p { color:var(--text-secondary); }

/* Feature grid */
.grid { display:grid; gap:26px; }
.grid-4 { grid-template-columns:repeat(4,1fr); }
.grid-3 { grid-template-columns:repeat(3,1fr); }
.grid-2 { grid-template-columns:repeat(2,1fr); }
.card {
  background:var(--card-bg); border:1px solid var(--border); border-radius:20px; padding:30px;
  backdrop-filter:blur(12px); transition:transform .35s,box-shadow .35s,border-color .35s;
}
.card:hover { transform:translateY(-8px); border-color:var(--accent-green); box-shadow:0 18px 40px rgba(34,197,94,.18); }
.card .ic { width:54px; height:54px; border-radius:14px; display:grid; place-items:center; font-size:26px; background:linear-gradient(135deg,rgba(34,197,94,.2),rgba(56,189,248,.2)); margin-bottom:18px; }
.card h3 { font-size:1.2rem; margin-bottom:12px; }
.card p { color:var(--text-secondary); font-size:.96rem; }

/* Stats */
.stats { display:grid; grid-template-columns:repeat(4,1fr); gap:26px; }
.stat { text-align:center; background:var(--card-bg); border:1px solid var(--border); border-radius:20px; padding:34px 18px; }
.stat .num { font-family:'Poppins'; font-weight:800; font-size:2.6rem; background:linear-gradient(90deg,var(--accent-green),var(--accent-blue)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.stat .lbl { color:var(--text-secondary); margin-top:8px; font-size:.95rem; }

/* Startup cards */
.startup-card { background:var(--card-bg); border:1px solid var(--border); border-radius:24px; overflow:hidden; transition:transform .4s,box-shadow .4s; }
.startup-card:hover { transform:translateY(-10px); box-shadow:0 24px 60px rgba(56,189,248,.2); }
.startup-card .thumb { height:240px; overflow:hidden; }
.startup-card .thumb img { width:100%; height:100%; object-fit:cover; transition:transform .6s; }
.startup-card:hover .thumb img { transform:scale(1.08); }
.startup-card .body { padding:30px; }
.startup-card .meta { display:flex; gap:20px; color:var(--text-secondary); font-size:.85rem; margin:12px 0 18px; flex-wrap:wrap; }
.startup-card .meta b { color:var(--accent-green); }
.chips { display:flex; gap:8px; flex-wrap:wrap; margin:16px 0; }
.chip { padding:5px 12px; border-radius:20px; background:rgba(56,189,248,.12); color:var(--accent-blue); font-size:.78rem; font-weight:600; }
.card-btns { display:flex; gap:12px; margin-top:20px; flex-wrap:wrap; }

/* Split section */
.split { display:grid; grid-template-columns:1fr 1fr; gap:50px; align-items:center; }
.split img { border-radius:20px; box-shadow:0 20px 50px rgba(0,0,0,.4); }
.split h3 { font-size:1.9rem; margin-bottom:18px; }
.split p { color:var(--text-secondary); margin-bottom:14px; }
.split ul { list-style:none; }
.split ul li { padding:8px 0 8px 30px; position:relative; color:var(--text-secondary); }
.split ul li::before { content:'⚡'; position:absolute; left:0; }

/* Timeline */
.timeline { position:relative; max-width:820px; margin:0 auto; padding-left:40px; }
.timeline::before { content:''; position:absolute; left:12px; top:0; bottom:0; width:2px; background:linear-gradient(var(--accent-green),var(--accent-blue)); }
.tl-item { position:relative; margin-bottom:40px; }
.tl-item::before { content:''; position:absolute; left:-34px; top:4px; width:16px; height:16px; border-radius:50%; background:var(--accent-green); box-shadow:0 0 12px var(--accent-green); }
.tl-item h4 { color:var(--accent-blue); margin-bottom:6px; }
.tl-item p { color:var(--text-secondary); }

/* Tabs */
.tabs { display:flex; gap:12px; flex-wrap:wrap; justify-content:center; margin-bottom:36px; }
.tab-btn { padding:10px 22px; border-radius:12px; border:1px solid var(--border); background:var(--card-bg); color:var(--text-secondary); cursor:pointer; font-weight:600; transition:.3s; }
.tab-btn.active { background:linear-gradient(135deg,var(--accent-green),var(--accent-blue)); color:#04121f; }
.tab-panel { display:none; }
.tab-panel.active { display:block; animation:fade .4s; }
@keyframes fade { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:none} }

/* Gallery */
.gallery { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.gallery img { border-radius:16px; height:220px; object-fit:cover; transition:transform .5s; }
.gallery img:hover { transform:scale(1.05); }

/* FAQ */
.faq-item { background:var(--card-bg); border:1px solid var(--border); border-radius:16px; margin-bottom:16px; overflow:hidden; }
.faq-q { padding:20px 24px; cursor:pointer; font-weight:600; display:flex; justify-content:space-between; align-items:center; }
.faq-a { max-height:0; overflow:hidden; transition:max-height .4s,padding .4s; padding:0 24px; color:var(--text-secondary); }
.faq-item.open .faq-a { max-height:300px; padding:0 24px 22px; }
.faq-item.open .faq-q span { transform:rotate(45deg); }
.faq-q span { transition:transform .3s; font-size:1.4rem; color:var(--accent-green); }

/* Forms */
.form-grid { display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.field { display:flex; flex-direction:column; gap:8px; margin-bottom:20px; }
.field label { font-size:.9rem; color:var(--text-secondary); }
.field input,.field textarea,.field select {
  padding:13px 16px; border-radius:12px; border:1px solid var(--border); background:var(--bg-secondary); color:var(--text-primary); font-family:'Inter'; font-size:.95rem;
}
.field input:focus,.field textarea:focus { outline:none; border-color:var(--accent-green); box-shadow:0 0 14px rgba(34,197,94,.25); }
.full { grid-column:1/-1; }

/* Page hero */
.page-hero { padding:80px 0 60px; text-align:center; position:relative; }
.page-hero h1 { font-size:clamp(2rem,4.5vw,3.2rem); margin-bottom:16px; }
.page-hero h1 .hl { background:linear-gradient(90deg,var(--accent-green),var(--accent-blue)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.page-hero p { color:var(--text-secondary); max-width:640px; margin:0 auto; }
.banner { height:340px; border-radius:24px; overflow:hidden; position:relative; margin-bottom:50px; }
.banner img { width:100%; height:100%; object-fit:cover; }
.banner .cap { position:absolute; inset:0; background:linear-gradient(transparent,rgba(7,17,31,.9)); display:flex; align-items:flex-end; padding:34px; }
.banner .cap h1 { font-size:2.4rem; }

/* Compare */
.compare { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.compare .col { background:var(--card-bg); border:1px solid var(--border); border-radius:18px; padding:26px; text-align:center; }
.compare .col.pop { border-color:var(--accent-green); box-shadow:0 0 30px rgba(34,197,94,.2); }

/* Footer */
footer { border-top:1px solid var(--border); background:linear-gradient(var(--bg-secondary),var(--bg-primary)); position:relative; margin-top:60px; }
footer::before { content:''; position:absolute; top:0; left:0; right:0; height:2px; background:linear-gradient(90deg,var(--accent-green),var(--accent-blue),var(--accent-gold)); box-shadow:0 0 18px rgba(34,197,94,.5); }
.footer-grid { display:grid; grid-template-columns:1.6fr 1fr 1fr 1.4fr; gap:40px; padding:60px 0 40px; }
.footer-grid h4 { margin-bottom:18px; font-size:1rem; }
.footer-grid ul { list-style:none; }
.footer-grid ul li { margin-bottom:10px; }
.footer-grid ul li a { color:var(--text-secondary); transition:color .3s; }
.footer-grid ul li a:hover { color:var(--accent-green); }
.footer-grid p { color:var(--text-secondary); font-size:.92rem; }
.socials { display:flex; gap:12px; margin-top:16px; }
.socials a { width:40px; height:40px; border-radius:10px; background:var(--card-bg); border:1px solid var(--border); display:grid; place-items:center; transition:.3s; }
.socials a:hover { background:linear-gradient(135deg,var(--accent-green),var(--accent-blue)); transform:translateY(-4px); }
.footer-news { display:flex; gap:8px; margin-top:14px; }
.footer-news input { flex:1; padding:11px 14px; border-radius:10px; border:1px solid var(--border); background:var(--bg-secondary); color:var(--text-primary); }
.copyright { text-align:center; padding:24px; border-top:1px solid var(--border); color:var(--text-secondary); font-size:.88rem; }

/* Reveal */
.reveal { opacity:0; transform:translateY(30px); transition:opacity .7s,transform .7s; }
.reveal.show { opacity:1; transform:none; }

@media(max-width:960px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .stats{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;}
  .compare{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .gallery{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:720px){
  .nav-links{position:fixed;top:74px;right:0;flex-direction:column;background:var(--bg-secondary);width:75%;height:calc(100vh - 74px);padding:34px;transform:translateX(100%);transition:transform .35s;border-left:1px solid var(--border);}
  .nav-links.open{transform:none;}
  .hamburger{display:flex;}
  .nav-right .btn{display:none;}
  .grid-4,.grid-3,.grid-2,.form-grid,.startup-grid{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr 1fr;}
  .gallery{grid-template-columns:1fr;}
  .startup-grid{grid-template-columns:1fr;}
}
.startup-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;}