/*
  acadmiyum AI Labs – minimal, responsive styles
*/

:root {
  --bg: #0b0c10;
  --panel: #0f1117;
  --text: #e6e8ee;
  --muted: #aab0c0;
  --brand: #6ea8fe;
  --brand-strong: #4c8dff;
  --accent: #22d3ee;
  --card: #141824;
  --border: #1e2230;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: radial-gradient(1200px 800px at 80% -10%, rgba(78, 163, 255, 0.15), transparent 60%),
              radial-gradient(900px 600px at -10% 20%, rgba(34, 211, 238, 0.12), transparent 60%),
              var(--bg);
  line-height: 1.6;
}

/* micro interactions */
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-6px); }
  100% { transform: translateY(0px); }
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in oklab, var(--panel) 92%, transparent);
  backdrop-filter: saturate(1.2) blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand .logo {
  width: 28px; height: 28px; border-radius: 8px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  color: #0b0c10; font-weight: 800;
}
.brand-name { font-weight: 700; letter-spacing: 0.2px; }
.nav { display: flex; gap: 18px; }
.nav a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  opacity: 0.9;
}
.nav a:hover { opacity: 1; color: var(--accent); }
.nav .cta {
  padding: 8px 14px; border: 1px solid var(--border); border-radius: 10px;
}

/* Hero */
.hero { position: relative; overflow: hidden; }
.hero-inner { padding: 92px 0 72px; }
.eyebrow { display: inline-block; padding: 6px 10px; border: 1px solid var(--border); border-radius: 999px; color: var(--muted); font-size: 12px; margin-bottom: 12px; }
.hero h1 {
  font-size: clamp(28px, 4.5vw, 44px);
  line-height: 1.15;
  margin: 0 0 12px;
}
.hero p { color: var(--muted); font-size: 18px; margin: 0 0 22px; }
.hero-actions { display: flex; gap: 12px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 16px; border-radius: 12px; text-decoration: none; font-weight: 600;
  border: 1px solid var(--border); color: var(--text);
}
.btn.primary { background: linear-gradient(135deg, var(--brand), var(--brand-strong)); border-color: color-mix(in oklab, var(--brand-strong), black 20%); }
.btn.primary:hover { filter: brightness(1.05); }
.btn.ghost { background: transparent; }
.btn.ghost:hover { background: color-mix(in oklab, var(--panel), transparent 60%); }

.hero-bg {
  position: absolute; inset: -10% -10% auto -10%; height: 380px; z-index: -1;
  background: radial-gradient(600px 240px at 50% 0%, rgba(110,168,254,0.18), transparent 70%),
              radial-gradient(420px 200px at 30% 10%, rgba(34,211,238,0.14), transparent 70%);
  mask-image: linear-gradient(to bottom, black, transparent);
}

.hero-visual { position: absolute; inset: 0; pointer-events: none; }
.hero-visual .orb {
  position: absolute; right: 8%; top: 8%; width: 240px; height: 240px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(110,168,254,0.6), rgba(34,211,238,0.25) 50%, transparent 65%);
  filter: blur(8px); opacity: 0.6; animation: float 8s ease-in-out infinite;
}
.hero-visual .gridlines {
  position: absolute; right: 0; top: 0; width: 50%; height: 100%;
  background-image: linear-gradient(to right, rgba(255,255,255,0.05) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 40px 40px; mask-image: radial-gradient(60% 60% at 70% 30%, black, transparent 70%);
}

/* Showcase slider */
.showcase .slider { position: relative; border: 1px solid var(--border); border-radius: 16px; overflow: hidden; background: #0d1117; }
.slider .slides { position: relative; height: 360px; }
.slider .slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity .6s ease; }
.slider .slide.is-active { opacity: 1; }
.slider-btn { position: absolute; top: 50%; transform: translateY(-50%); width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--border); background: color-mix(in oklab, var(--panel), transparent 40%); color: var(--text); cursor: pointer; }
.slider-btn:hover { background: color-mix(in oklab, var(--panel), transparent 20%); }
.slider .prev { left: 10px; }
.slider .next { right: 10px; }
.slider .dots { position: absolute; bottom: 10px; left: 0; right: 0; display: flex; justify-content: center; gap: 6px; }
.slider .dots button { width: 8px; height: 8px; border-radius: 999px; border: 1px solid var(--border); background: color-mix(in oklab, var(--panel), transparent 40%); }
.slider .dots button.is-active { background: var(--brand); border-color: var(--brand-strong); }

/* Sections */
.section { padding: 56px 0; }
.section.alt { background: color-mix(in oklab, var(--panel), transparent 70%); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section h2 { font-size: 24px; margin: 0 0 14px; }

.two-col { display: grid; grid-template-columns: 1.1fr 1fr; gap: 28px; align-items: start; }
.card-list { display: grid; gap: 14px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
}
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

/* Products */
.products { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.product-card { display: grid; grid-template-rows: 180px auto; background: var(--card); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; }
.product-card img { width: 100%; height: 180px; object-fit: cover; display: block; }
.product-body { padding: 12px 14px; }
.product-body h3 { margin: 0 0 6px; }
.product-body p { margin: 0; color: var(--muted); }
.service {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
}
.service .icon { font-size: 22px; }
.service h3 { margin: 8px 0 10px; }
.service ul { margin: 0; padding-left: 18px; color: var(--muted); }

/* Logos strip */
.logos-inner { display: grid; justify-items: center; gap: 14px; }
.pill { display: inline-block; padding: 6px 10px; border: 1px solid var(--border); border-radius: 999px; color: var(--muted); font-size: 12px; }
.logo-row { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 10px; width: 100%; }
.logo-box { text-align: center; padding: 10px 12px; border: 1px solid var(--border); border-radius: 12px; background: var(--card); color: var(--muted); }

/* Features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 16px; }
.feature { display: grid; grid-template-columns: 36px 1fr; gap: 10px; align-items: start; border: 1px solid var(--border); border-radius: 14px; padding: 14px; background: linear-gradient(180deg, rgba(110,168,254,0.07), transparent 40%); }
.feature h4 { margin: 0 0 6px; }
.mini-icon { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: linear-gradient(135deg, var(--brand), var(--accent)); color: #0b0c10; font-weight: 800; }

/* Quote */
.quote blockquote { margin: 0; padding: 22px; border: 1px solid var(--border); border-radius: 16px; background: color-mix(in oklab, var(--panel), transparent 60%); font-size: 18px; color: var(--text); }

/* Testimonials */
.testimonials .quote-card { border: 1px solid var(--border); border-radius: 16px; padding: 18px; background: color-mix(in oklab, var(--panel), transparent 60%); }
.testimonials .slider .slides { height: auto; }
.testimonials .slide { position: relative; opacity: 0; transition: opacity .4s ease; }
.testimonials .slide.is-active { opacity: 1; }

/* Marquee */
.marquee { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); overflow: hidden; }
.marquee .track { display: inline-flex; gap: 28px; padding: 10px 0; white-space: nowrap; animation: scroll 22s linear infinite; color: var(--muted); }
.marquee .track span { opacity: .8; }
@keyframes scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* Contact */
.contact-inner { text-align: center; }
.contact .btn { margin-top: 8px; font-size: 16px; }

/* Footer */
.cta-band { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: color-mix(in oklab, var(--panel), transparent 70%); }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 18px 0; }
.cta-inner h3 { margin: 0; font-size: 18px; }
.site-footer { border-top: 1px solid var(--border); background: color-mix(in oklab, var(--panel), transparent 70%); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; font-size: 14px; color: var(--muted); }
.footer-nav { display: flex; gap: 14px; }
.footer-nav a { color: var(--muted); text-decoration: none; }
.footer-nav a:hover { color: var(--text); }

/* Responsive */
@media (max-width: 920px) {
  .two-col { grid-template-columns: 1fr; }
  .grid { grid-template-columns: 1fr; }
  .hero-inner { padding: 64px 0 52px; }
  .cta-inner { flex-direction: column; text-align: center; }
  .logo-row { grid-template-columns: repeat(2, 1fr); }
  .products { grid-template-columns: 1fr; }
  .slider .slides { height: 220px; }
}