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

:root{
  --bg:#06060a;
  --bg-1:#0b0b13;
  --surface:#101019;
  --surface-2:#15151f;
  --border:rgba(255,255,255,.09);
  --border-strong:rgba(255,255,255,.18);
  --text-1:#f4f4f7;
  --text-2:#a6a6b3;
  --text-3:#68687a;
  --accent:#8b7cff;
  --accent-2:#4fd8ff;
  --accent-dim:rgba(139,124,255,.14);
  --glow:rgba(139,124,255,.35);
  --radius:14px;
  --font-display:'Space Grotesk',sans-serif;
  --font-body:'Inter',sans-serif;
  --font-mono:'JetBrains Mono',monospace;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text-1);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

.bg-noise{
  position:fixed;inset:0;pointer-events:none;z-index:1;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.grid-lines{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 70% 60% at 50% 30%, black 20%, transparent 75%);
}

.wrap{max-width:1180px;margin:0 auto;padding:0 32px}

.overline{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent-2);
}
.overline::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 8px var(--accent-2)}

.coord{
  position:absolute;font-family:var(--font-mono);font-size:11px;color:var(--text-3);
  letter-spacing:.05em;
}

/* nav */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  padding:20px 32px;display:flex;align-items:center;justify-content:space-between;
  backdrop-filter:blur(16px);
  background:linear-gradient(to bottom, rgba(6,6,10,.85), rgba(6,6,10,0));
  border-bottom:1px solid transparent;
  transition:border-color .3s, background .3s;
}
.nav.scrolled{background:rgba(6,6,10,.82);border-bottom-color:var(--border)}
.nav-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:600;font-size:19px;letter-spacing:.01em}
.nav-links{display:flex;align-items:center;gap:36px}
.nav-links a{font-size:14px;color:var(--text-2);transition:color .2s}
.nav-links a:hover{color:var(--text-1)}
.nav-links a.active{color:var(--text-1)}
.nav-right{display:flex;align-items:center;gap:20px}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--border-strong);border-radius:9px;
  width:38px;height:38px;color:var(--text-1);cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle svg{width:18px;height:18px}

.dropdown{position:relative}
.dropdown-menu{
  position:absolute;top:calc(100% + 18px);left:50%;transform:translateX(-50%);
  width:300px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:8px;opacity:0;visibility:hidden;transform:translateX(-50%) translateY(-6px);
  transition:opacity .2s, transform .2s, visibility .2s;
  box-shadow:0 20px 50px rgba(0,0,0,.5);
}
.dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown-item{display:flex;flex-direction:column;gap:2px;padding:12px 14px;border-radius:9px;transition:background .15s}
.dropdown-item:hover{background:var(--surface-2)}
.dropdown-item .t{font-size:13.5px;color:var(--text-1);font-weight:500}
.dropdown-item .d{font-size:12px;color:var(--text-3)}

/* buttons */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 20px;border-radius:999px;font-size:14px;font-weight:500;
  border:1px solid var(--border-strong);cursor:pointer;transition:all .2s;
  font-family:var(--font-body);white-space:nowrap;
}
.btn-primary{background:var(--text-1);color:var(--bg);border-color:var(--text-1)}
.btn-primary:hover{background:var(--accent-2);border-color:var(--accent-2);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--text-1)}
.btn-ghost:hover{background:var(--surface-2);border-color:var(--border-strong)}
.btn-sm{padding:8px 16px;font-size:13px}
.btn-lg{padding:14px 26px;font-size:15px}
.btn svg{width:15px;height:15px}

/* hero */
.hero{
  position:relative;min-height:100vh;display:flex;flex-direction:column;justify-content:center;
  padding:160px 0 100px;overflow:hidden;
}
#hero-canvas{position:absolute;inset:0;z-index:0;opacity:.85}
.hero-inner{position:relative;z-index:2}
.hero-content{max-width:760px}
.hero h1{
  font-family:var(--font-display);font-weight:600;
  font-size:clamp(38px,5.4vw,68px);line-height:1.05;letter-spacing:-.02em;
  margin:20px 0 24px;
}
.hero h1 .accent{color:var(--accent-2)}
.hero p.lead{font-size:18px;color:var(--text-2);max-width:560px;margin-bottom:36px;line-height:1.65}
.hero-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.hero-note{margin-top:22px;font-size:13px;color:var(--text-3);font-family:var(--font-mono)}

.scroll-cue{
  position:absolute;bottom:36px;left:50%;transform:translateX(-50%);z-index:2;
  display:flex;flex-direction:column;align-items:center;gap:10px;color:var(--text-3);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;
}
.scroll-cue .line{width:1px;height:34px;background:linear-gradient(to bottom, var(--text-3), transparent)}

/* sections */
section{position:relative;padding:100px 0}
#probleme{padding-bottom:60px}
#approche{padding-top:60px}
.section-head{max-width:640px;margin-bottom:56px}
.section-head h2{
  font-family:var(--font-display);font-weight:600;font-size:clamp(28px,3.4vw,42px);
  line-height:1.15;letter-spacing:-.01em;margin-top:16px;
}
.section-head p{color:var(--text-2);font-size:16.5px;margin-top:16px;line-height:1.7}
.section-label{font-family:var(--font-mono);font-size:12px;color:var(--text-3);letter-spacing:.08em}

/* problem */
.problem-quote{
  font-family:var(--font-display);font-weight:500;font-size:clamp(22px,2.6vw,32px);
  line-height:1.4;color:var(--text-1);max-width:820px;
}
.problem-quote em{color:var(--text-3);font-style:normal}

/* HUD card */
.hud-card{
  position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:24px;overflow:hidden;
}
.hud-card::before,.hud-card::after,.hud-card .cb1,.hud-card .cb2{
  content:'';position:absolute;width:14px;height:14px;border-color:var(--border-strong);
}
.hud-corners::before{content:'';position:absolute;top:10px;left:10px;width:12px;height:12px;border-top:1px solid var(--accent-2);border-left:1px solid var(--accent-2);opacity:.7}
.hud-corners::after{content:'';position:absolute;bottom:10px;right:10px;width:12px;height:12px;border-bottom:1px solid var(--accent-2);border-right:1px solid var(--accent-2);opacity:.7}

/* approach steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.step{background:var(--bg-1);padding:34px 28px;position:relative}
.step .num{font-family:var(--font-mono);color:var(--accent-2);font-size:13px}
.step h3{font-family:var(--font-display);font-weight:600;font-size:20px;margin:18px 0 10px}
.step p{color:var(--text-2);font-size:14.5px;line-height:1.65}

/* product grid */
.products-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.product-card{
  position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:32px;transition:border-color .25s, transform .25s;overflow:hidden;
}
.product-card:hover{border-color:var(--border-strong);transform:translateY(-3px)}
.product-card .glow{position:absolute;top:-60px;right:-60px;width:180px;height:180px;background:radial-gradient(circle,var(--glow),transparent 70%);opacity:0;transition:opacity .3s}
.product-card:hover .glow{opacity:1}
.product-tier{font-family:var(--font-mono);font-size:11.5px;color:var(--text-3);letter-spacing:.08em;text-transform:uppercase}
.product-card h3{font-family:var(--font-display);font-weight:600;font-size:22px;margin:14px 0 10px}
.product-card p{color:var(--text-2);font-size:14.5px;line-height:1.65;margin-bottom:20px}
.product-price{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12.5px;
  color:var(--accent-2);border:1px solid var(--border-strong);border-radius:999px;padding:6px 12px;margin-bottom:18px;
}
.product-link{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:500;color:var(--text-1)}
.product-link svg{width:14px;height:14px;transition:transform .2s}
.product-card:hover .product-link svg{transform:translateX(3px)}

/* stack / integration strip */
.stack-strip{display:flex;flex-wrap:wrap;gap:12px}
.stack-pill{
  font-family:var(--font-mono);font-size:12.5px;color:var(--text-2);
  border:1px solid var(--border);border-radius:999px;padding:9px 16px;
}

/* stats */
.stats-band{border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:64px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat .value{font-family:var(--font-display);font-weight:600;font-size:clamp(28px,3vw,40px);color:var(--text-1)}
.stat .value.value-sm{font-size:clamp(20px,2vw,26px)}
.stat .value .accent{color:var(--accent-2)}
.stat .label{margin-top:8px;font-size:13px;color:var(--text-3);font-family:var(--font-mono)}

/* CTA band */
.cta-band{
  position:relative;border-radius:24px;background:var(--surface);border:1px solid var(--border);
  padding:72px 56px;text-align:center;overflow:hidden;
}
.cta-band h2{font-family:var(--font-display);font-weight:600;font-size:clamp(26px,3.4vw,40px);margin-bottom:16px}
.cta-band p{color:var(--text-2);font-size:16px;margin-bottom:32px}
.cta-glow{position:absolute;top:50%;left:50%;width:600px;height:300px;transform:translate(-50%,-50%);background:radial-gradient(ellipse,var(--glow),transparent 70%);opacity:.5;pointer-events:none}

/* footer */
footer{border-top:1px solid var(--border);padding:56px 0 40px}
.footer-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:40px;margin-bottom:48px}
.footer-brand{max-width:280px}
.footer-brand .nav-logo{margin-bottom:14px}
.footer-brand p{color:var(--text-3);font-size:13.5px;line-height:1.7}
.footer-cols{display:flex;gap:64px}
.footer-col h4{font-size:12px;color:var(--text-3);text-transform:uppercase;letter-spacing:.08em;margin-bottom:16px;font-family:var(--font-mono)}
.footer-col a{display:block;font-size:14px;color:var(--text-2);margin-bottom:11px;transition:color .2s}
.footer-col a:hover{color:var(--text-1)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:28px;border-top:1px solid var(--border);color:var(--text-3);font-size:12.5px;flex-wrap:wrap;gap:12px}

/* reveal */
.reveal{
  opacity:0;transform:translateY(64px) scale(.96);
  transition:opacity .9s cubic-bezier(.16,.8,.24,1), transform .9s cubic-bezier(.16,.8,.24,1);
  transition-delay:calc(var(--i,0) * 90ms);
}
.reveal.in{opacity:1;transform:translateY(0) scale(1)}
.reveal-left{transform:translateX(-56px)}
.reveal-left.in{transform:translateX(0)}
.reveal-right{transform:translateX(56px)}
.reveal-right.in{transform:translateX(0)}

/* scroll progress */
.scroll-progress{position:fixed;top:0;left:0;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-2));z-index:200;width:0%;box-shadow:0 0 12px var(--glow)}

/* HUD coord readout */
.hud-coord{
  position:absolute;z-index:3;font-family:var(--font-mono);font-size:11px;color:var(--text-3);
  letter-spacing:.05em;display:flex;flex-direction:column;gap:4px;pointer-events:none;
}
.hud-coord span{opacity:.75}
.hud-coord .lbl{color:var(--accent-2)}

/* count badge for product audience */
.product-audience{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12.5px;
  color:var(--accent-2);border:1px solid var(--border-strong);border-radius:999px;padding:6px 12px;margin-bottom:18px;
}

/* product page specific */
.page-hero{padding:160px 0 80px;position:relative}
.page-hero .badge-row{display:flex;gap:12px;align-items:center;margin-bottom:22px;flex-wrap:wrap}
.tier-badge{
  font-family:var(--font-mono);font-size:12px;color:var(--accent-2);border:1px solid var(--border-strong);
  border-radius:999px;padding:7px 14px;letter-spacing:.05em;
}
.page-hero h1{font-family:var(--font-display);font-weight:600;font-size:clamp(34px,4.6vw,56px);line-height:1.08;letter-spacing:-.02em;margin-bottom:22px;max-width:820px}
.page-hero .lead{font-size:17.5px;color:var(--text-2);max-width:660px;line-height:1.7}

.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:start}
.feature-list{display:flex;flex-direction:column;gap:0}
.feature-item{display:flex;gap:16px;padding:22px 0;border-top:1px solid var(--border)}
.feature-item:last-child{border-bottom:1px solid var(--border)}
.feature-item .ico{
  width:36px;height:36px;border-radius:9px;background:var(--accent-dim);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--accent-2);
}
.feature-item .ico svg{width:18px;height:18px}
.feature-item h4{font-size:15.5px;font-weight:600;margin-bottom:5px}
.feature-item p{font-size:14px;color:var(--text-2);line-height:1.6}

.spec-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;position:sticky;top:110px}
.spec-card .row{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--border);font-size:14px}
.spec-card .row:last-of-type{border-bottom:none}
.spec-card .row .k{color:var(--text-3)}
.spec-card .row .v{color:var(--text-1);font-weight:500;text-align:right}
.spec-card .btn{width:100%;justify-content:center;margin-top:20px}

.usecase-card{background:var(--bg-1);border:1px solid var(--border);border-radius:var(--radius);padding:26px}
.usecase-card .tag{font-family:var(--font-mono);font-size:11px;color:var(--text-3);text-transform:uppercase;letter-spacing:.08em}
.usecase-card h4{font-family:var(--font-display);font-size:18px;font-weight:600;margin:12px 0 8px}
.usecase-card p{color:var(--text-2);font-size:14px;line-height:1.65}
.usecase-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}

.other-products{display:flex;gap:16px;flex-wrap:wrap}
.mini-product{
  flex:1;min-width:220px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px;transition:border-color .2s, transform .2s;
}
.mini-product:hover{border-color:var(--border-strong);transform:translateY(-2px)}
.mini-product .product-tier{margin-bottom:8px}
.mini-product h4{font-family:var(--font-display);font-size:16.5px;font-weight:600;margin-bottom:8px}
.mini-product p{font-size:13px;color:var(--text-3);line-height:1.5}

@media (max-width:900px){
  .nav-links{
    display:none;position:fixed;top:70px;left:16px;right:16px;background:var(--surface);
    border:1px solid var(--border);border-radius:var(--radius);padding:14px;flex-direction:column;
    align-items:stretch;gap:2px;box-shadow:0 20px 50px rgba(0,0,0,.5);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 10px;border-radius:9px}
  .nav-links a:hover{background:var(--surface-2)}
  .dropdown-menu{position:static;transform:none;opacity:1;visibility:visible;width:auto;box-shadow:none;border:none;padding:0 0 0 10px;display:none}
  .dropdown:hover .dropdown-menu{display:block}
  .nav-toggle{display:flex}
  .steps{grid-template-columns:1fr}
  .products-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .two-col{grid-template-columns:1fr}
  .spec-card{position:static}
  .usecase-grid{grid-template-columns:1fr}
  .footer-top{flex-direction:column}
  .cta-band{padding:48px 28px}
}