/* ===== DVT — Alternating Light/Dark Enterprise Theme (HPE-inspired) ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&family=Space+Grotesk:wght@600;700&display=swap');

:root{
  --dark:#0C0F14;
  --panel:#121821;
  --ink:#E9EEF3;
  --muted:#A8B2BE;
  --light:#F7F9FB;
  --card:#FFFFFF;
  --ink-d:#0E1116;
  --muted-d:#4F5864;
  --line-dark:rgba(255,255,255,.08);
  --line-light:rgba(0,0,0,.08);
  --primary:#00B1E1;
  --teal:#12E39C;
  --radius:16px;
  --max:1200px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{margin:0; font:16px/1.7 Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial; color:var(--ink); background:var(--dark)}

/* Layout */
.container{max-width:var(--max); margin:0 auto; padding:0 24px; position:relative}
.section{padding:72px 0}

/* Header */
.header{position:sticky; top:0; z-index:50; background:rgba(12,15,20,.7); backdrop-filter:saturate(1.2) blur(8px); border-bottom:1px solid var(--line-dark)}
.header-inner{display:flex; align-items:center; justify-content:space-between; padding:14px 24px}
.logo{display:flex; align-items:center; gap:10px; font:700 18px/1 "Space Grotesk", Inter, sans-serif}
.logo-mark{width:28px; height:28px; border-radius:7px; background:conic-gradient(from 200deg, var(--primary), var(--teal), var(--primary)); box-shadow:0 0 20px rgba(0,177,225,.45)}
.nav a{color:var(--ink); text-decoration:none; padding:8px 12px; border-radius:10px}
.nav a:hover{background:rgba(255,255,255,.06)}

/* Hero (dark) */
.hero{
  padding:92px 0 56px; color:var(--ink);
  background:
    radial-gradient(1100px 600px at 80% -10%, rgba(0,177,225,.12), transparent 60%),
    radial-gradient(900px 600px at 10% 110%, rgba(18,227,156,.10), transparent 60%),
    linear-gradient(180deg, #0C0F14 0%, #0C0F14 60%, #0C0F14 100%);
}
.kicker{letter-spacing:.2em; text-transform:uppercase; color:var(--muted); font-size:12px}
h1.display{font:700 clamp(36px,5vw,66px)/1.08 "Space Grotesk", Inter, sans-serif; margin:10px 0 14px; text-shadow:0 0 24px rgba(0,177,225,.25)}
.lead{max-width:860px; color:#C6CFD8; font-size:18px}
.cta{display:flex; gap:12px; margin-top:18px; flex-wrap:wrap}
.btn{background:var(--primary); color:#031219; text-decoration:none; padding:12px 18px; border-radius:12px; font-weight:700; box-shadow:0 10px 28px rgba(0,177,225,.35)}
.btn.ghost{background:transparent; color:var(--ink); border:1px solid var(--line-dark)}

/* Light band cards */
.band{background:var(--light); color:var(--ink-d); border-top:1px solid var(--line-light); border-bottom:1px solid var(--line-light)}
.band .lead{color:#3b424a}
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:18px}
.card{background:var(--card); border:1px solid var(--line-light); border-radius:var(--radius); overflow:hidden; box-shadow:0 10px 28px rgba(0,0,0,.06)}
.card img{width:100%; height:180px; object-fit:cover; display:block}
.card .pad{padding:18px}
.card h3{margin:0 0 6px; font:700 18px/1.3 "Inter"}
.card p{margin:0; color:#3f4750}
.card a.more{display:inline-flex; align-items:center; gap:8px; text-decoration:none; margin-top:8px; font-weight:600; color:#0B78E3}

/* Dark solutions tiles */
.slab{background:var(--panel); border-top:1px solid var(--line-dark); border-bottom:1px solid var(--line-dark)}
.tiles{display:grid; grid-template-columns:repeat(5,1fr); gap:14px; margin-top:18px}
.tile{background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.02)); border:1px solid var(--line-dark); border-radius:14px; padding:18px; min-height:120px; display:flex; align-items:flex-end; color:var(--ink); box-shadow:0 8px 28px rgba(0,0,0,.35)}
.tile:hover{box-shadow:0 14px 40px rgba(0,177,225,.18); border-color:rgba(0,177,225,.35)}

/* Case studies (light) */
.grid-2{display:grid; grid-template-columns:1.2fr 1fr; gap:18px}
.figure{position:relative; border-radius:14px; overflow:hidden; border:1px solid var(--line-light); background:#fff}
.figure img{width:100%; height:100%; object-fit:cover; display:block}
.tag{position:absolute; left:12px; top:12px; background:rgba(255,255,255,.85); border:1px solid var(--line-light); padding:6px 10px; border-radius:999px; font-size:12px}

/* Services CTA (dark gradient) */
.cta-slab{background:linear-gradient(180deg, #0F141D, #0C0F14); border-top:1px solid var(--line-dark); border-bottom:1px solid var(--line-dark)}
.cta-slab .cta .btn{background:#fff; color:#0E1116; box-shadow:0 10px 24px rgba(255,255,255,.08)}

/* Footer */
.footer{background:var(--panel); color:#B3BCC6; border-top:1px solid var(--line-dark); padding:64px 0 20px}
.footer .cols{display:grid; grid-template-columns:1.2fr 1fr 1fr 1fr; gap:24px}
.footer a{color:#D9E4EA; text-decoration:none; border-bottom:1px solid rgba(255,255,255,.15)}
.copy{margin-top:18px; border-top:1px solid var(--line-dark); padding-top:10px; color:#9AA3AE}

/* Responsive */
@media (max-width:1100px){
  .tiles{grid-template-columns:1fr 1fr 1fr}
}
@media (max-width:900px){
  .grid-3{grid-template-columns:1fr 1fr}
  .grid-2{grid-template-columns:1fr}
}
@media (max-width:640px){
  .grid-3, .tiles{grid-template-columns:1fr}
}

/* === Hero Plus: animated grid + gradient sweep + media hook === */
.hero{
  position:relative;
  overflow:hidden;
}
.hero .bg{
  position:absolute; inset:0; z-index:0; pointer-events:none;
}
/* Layer 1: animated grid */
.hero .bg .grid{
  position:absolute; inset:-40px; opacity:.25;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 44px 44px, 44px 44px;
  animation: grid-drift 40s linear infinite;
}
@keyframes grid-drift{
  0%{transform:translate3d(0,0,0)}
  100%{transform:translate3d(44px,0,0)}
}

/* Layer 2: sweeping gradient beam (like HPE ribbon) */
.hero .bg .sweep{
  position:absolute; right:-30%; top:-20%; width:80%; height:160%;
  background: radial-gradient(60% 60% at 50% 50%, rgba(0,177,225,.25), transparent 60%),
              linear-gradient(120deg, rgba(0,177,225,.28), rgba(18,227,156,.18));
  filter: blur(18px);
  transform: rotate(-8deg);
  animation: sweep-move 18s ease-in-out infinite alternate;
}
@keyframes sweep-move{
  0%{transform:translateY(-10%) rotate(-8deg)}
  100%{transform:translateY(6%) rotate(-6deg)}
}

/* Layer 3: optional image */
.hero .bg img.media{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:.32;
  mix-blend-mode: lighten; /* keeps text readable on dark */
  filter: saturate(1.1) contrast(1.05) brightness(.9);
}

/* Layer 4: optional video (muted autoplay loop) */
.hero .bg video.media{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:.35;
  filter: saturate(1.1) contrast(1.05) brightness(.9);
}

/* Content sits above */
.hero .container{position:relative; z-index:1}

/* === Motion: on-scroll reveal & parallax === */
.reveal{opacity:0; transform:translateY(18px); transition:opacity .7s ease, transform .7s ease}
.reveal.reveal-in{opacity:1; transform:translateY(0)}
.reveal.delay-1{transition-delay:.08s}
.reveal.delay-2{transition-delay:.16s}
.reveal.delay-3{transition-delay:.24s}
.reveal.delay-4{transition-delay:.32s}
/* Parallax small transforms */
.parallax .sweep{will-change:transform}
.parallax .grid{will-change:transform}
.parallax .media{will-change:transform}

/* === Responsive upgrades === */
/* Fluid type */
h1.display{font-size:clamp(28px, 6vw, 66px); line-height:1.1}
.lead{font-size:clamp(16px, 2.2vw, 18px)}

/* Container padding adjusts on small screens */
@media (max-width: 560px){
  .container{padding:0 16px}
  .section{padding:56px 0}
}

/* Grids collapse more predictably */
@media (max-width:1100px){
  .tiles{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .tiles{grid-template-columns:1fr}
  .card img{height:160px}
}

/* Hero media height cap on short viewports */
@media (max-height:720px){
  .hero{padding:72px 0 40px}
}
@media (max-height:560px){
  .hero{padding:56px 0 32px}
}

/* Mobile header: hamburger nav */
.menu-toggle{
  display:none; border:1px solid var(--line-dark); background:transparent; color:var(--ink);
  padding:8px 10px; border-radius:10px;
}
@media (max-width:900px){
  .nav{display:none}
  .menu-toggle{display:inline-flex; align-items:center; gap:8px; cursor:pointer}
  .mobile-drawer{
    position:fixed; inset:60px 0 auto 0; background:rgba(12,15,20,.97); border-top:1px solid var(--line-dark);
    display:none; flex-direction:column; padding:12px; z-index:60;
  }
  .mobile-drawer a{color:var(--ink); text-decoration:none; padding:12px 10px; border-radius:10px}
  .mobile-drawer a:hover{background:rgba(255,255,255,.06)}
  .mobile-drawer.open{display:flex}
}

/* Prefer-reduced-motion: dial back parallax and animations */
@media (prefers-reduced-motion: reduce){
  .hero .bg .grid{animation: none}
  .hero .bg .sweep{animation: none}
  .reveal{transition:none}
}


/* === PATCH v2: Ensure mobile drawer is hidden on desktop === */
/* Hide by default (desktop) */
.mobile-drawer{display:none}

/* Mobile layout rules */
@media (max-width:900px){
  .nav{display:none}
  .menu-toggle{display:inline-flex; align-items:center; gap:8px; cursor:pointer}
  .mobile-drawer{
    position:fixed; inset:60px 0 auto 0;
    background:rgba(12,15,20,.97);
    border-top:1px solid var(--line-dark);
    display:none;
    flex-direction:column;
    padding:12px;
    z-index:60;
  }
  .mobile-drawer a{color:var(--ink); text-decoration:none; padding:12px 10px; border-radius:10px}
  .mobile-drawer a:hover{background:rgba(255,255,255,.06)}
  .mobile-drawer.open{display:flex}
}

/* Keep header stable and prevent wrap */
.header{min-height:64px}
.header-inner{flex-wrap:nowrap; overflow:hidden}
.nav a{flex-shrink:0}