:root{
  --bg0:#050a16;
  --bg1:#07142a;
  --cardTop:rgba(255,255,255,0.06);
  --cardMid:rgba(255,255,255,0.03);
  --cardBot:rgba(0,0,0,0.22);
  --stroke:rgba(255,255,255,0.08);
  --text:#eaf2ff;
  --muted:rgba(234,242,255,0.72);
  --accent:#7CFF00;
  --shadow:0 18px 50px rgba(0,0,0,0.35);
  --radius:18px;
  --max:1180px; /* desktop width */
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:
    radial-gradient(900px 700px at 20% 10%, rgba(30,110,255,0.18), transparent 60%),
    radial-gradient(900px 700px at 80% 30%, rgba(0,255,180,0.10), transparent 60%),
    linear-gradient(180deg, var(--bg1), var(--bg0));
}

/* Utilities */
.container{
  width: min(100% - 36px, var(--max));
  margin-inline:auto;
}
.muted{color:var(--muted)}
.tiny{font-size:12px}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(7, 20, 42, 0.82);
  border-bottom:1px solid rgba(255,255,255,0.06);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:12px 0;
  gap:16px;
}
.brand{display:flex; align-items:center; gap:10px; text-decoration:none}
.brand-logo{
  height:34px;
  width:auto;
  display:block;
}

/* Nav */
.nav{position:relative}
.nav-toggle{
  display:none;
  width:44px;
  height:40px;
  border:1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  border-radius:12px;
  cursor:pointer;
  padding:0;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.nav-toggle span{
  display:block;
  width:22px;
  height:2px;
  background: rgba(255,255,255,0.92);
  border-radius:2px;
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle.open span:nth-child(1){transform: translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform: translateY(-7px) rotate(-45deg)}

.nav-links{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  align-items:center;
  gap:18px;
}
.nav-link{
  color: rgba(234,242,255,0.90);
  text-decoration:none;
  font-weight:600;
  font-size:14px;
  letter-spacing:.2px;
  padding:10px 10px;
  border-radius:10px;
}
.nav-link:hover{ background: rgba(255,255,255,0.06); }

/* Hero */
.hero{padding:24px 0 10px}
.hero-card{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.08);
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(0,0,0,0.18));
  box-shadow: var(--shadow);
  overflow:hidden;
}
.hero-media{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:18px;
  background: rgba(255,255,255,0.03);
}
.hero-img{
  display:block;
  width:100%;
  height:auto;
  max-height: clamp(260px, 55vh, 520px);
  object-fit: contain;
  border-radius: 16px;
  box-shadow: 0 14px 40px rgba(0,0,0,0.25);
}
.hero-banner{
  text-align:center;
  padding:22px 18px 26px;
  background:
    radial-gradient(900px 300px at 50% 0%, rgba(30,110,255,0.22), transparent 60%),
    linear-gradient(180deg, rgba(0,0,0,0.08), rgba(0,0,0,0.22));
}
.hero-banner h1{
  margin:0 0 10px;
  font-size: clamp(28px, 4vw, 44px);
}
.hero-banner p{
  margin:0 auto 16px;
  max-width: 820px;
  color: rgba(234,242,255,0.82);
  line-height:1.5;
  font-size: clamp(14px, 1.5vw, 16px);
}
.hero-cta{
  display:flex;
  justify-content:center;
  gap:12px;
  flex-wrap:wrap;
}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 14px;
  border-radius: 12px;
  text-decoration:none;
  font-weight:700;
  font-size:14px;
  border:1px solid rgba(255,255,255,0.12);
  cursor:pointer;
  user-select:none;
}
.btn-primary{
  background: linear-gradient(180deg, rgba(124,255,0,0.95), rgba(70,220,0,0.85));
  color:#061028;
  border-color: rgba(124,255,0,0.45);
  box-shadow: 0 12px 28px rgba(124,255,0,0.18);
}
.btn-primary:hover{filter: brightness(1.05)}
.btn-ghost{
  background: rgba(255,255,255,0.05);
  color: rgba(234,242,255,0.92);
}
.btn-ghost:hover{background: rgba(255,255,255,0.08)}

/* Sections */
.section{padding:54px 0}
.section-alt{
  background:
    radial-gradient(900px 420px at 50% 0%, rgba(30,110,255,0.18), transparent 62%),
    linear-gradient(180deg, rgba(0,0,0,0.0), rgba(0,0,0,0.14));
}
.section-head{
  text-align:center;
  margin-bottom:22px;
}
.section-head h2{
  margin:0 0 10px;
  font-size: clamp(26px, 3.5vw, 38px);
}
.section-head p{
  margin:0 auto;
  max-width: 820px;
  color: rgba(234,242,255,0.78);
  line-height:1.5;
}

/* ✅ GRID DEFAULT = DESKTOP (3 columns) */
.grid{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap:18px;
}

/* Cards */
.card{
  border-radius: var(--radius);
  border:1px solid var(--stroke);
  background: linear-gradient(180deg, var(--cardTop) 0%, var(--cardMid) 35%, var(--cardBot) 100%);
  box-shadow: 0 18px 45px rgba(0,0,0,0.28);
  overflow:hidden;
}

/* ✅ Image container: keeps nice shape, no crop */
.card-media{
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  padding:14px;
}
.card-media img{
  display:block;
  width:100%;
  height: auto;
  max-height: 260px;      /* desktop image height */
  object-fit: contain;    /* ✅ no cut off */
  border-radius: 14px;
  box-shadow: 0 12px 28px rgba(0,0,0,0.25);
}

/* Card body */
.card-body{
  padding:18px 18px 20px;
  background: rgba(0,0,0,0.14);
}
.card-body h3{margin:0 0 8px}
.card-body p{
  margin:0 0 12px;
  color: rgba(234,242,255,0.78);
  line-height:1.55;
}
.bullets{
  margin:0;
  padding-left:18px;
  color: rgba(234,242,255,0.78);
}
.bullets li{margin:6px 0}

/* About */
.about-card{
  display:grid;
  grid-template-columns: 320px 1fr; /* desktop side-by-side */
  gap:18px;
  align-items:stretch;
}
.about-media{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:18px;
  background: rgba(255,255,255,0.04);
  border-right: 1px solid rgba(255,255,255,0.07);
}
.about-img{
  width:100%;
  height:auto;
  max-height: 360px;
  object-fit: contain;
  border-radius: 16px;
  box-shadow: 0 18px 40px rgba(0,0,0,0.25);
}
.about-body{padding:18px 18px 22px}
.about-grid{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:14px 0 12px;
}
.pill{
  padding:8px 10px;
  border-radius: 999px;
  border:1px solid rgba(124,255,0,0.22);
  background: rgba(124,255,0,0.07);
  color: rgba(234,242,255,0.90);
  font-weight:700;
  font-size:12px;
}
.about-points{display:grid; gap:12px; margin-top:10px}
.about-point{display:flex; gap:10px; align-items:flex-start}
.dot{
  width:10px;
  height:10px;
  border-radius:999px;
  background: var(--accent);
  box-shadow: 0 0 14px rgba(124,255,0,0.35);
  margin-top:6px;
}
.about-actions{display:flex; gap:12px; flex-wrap:wrap; margin-top:16px}

/* Contact */
.contact-grid{
  display:grid;
  grid-template-columns: 1fr 1fr; /* desktop side-by-side */
  gap:18px;
}
.form{display:grid; gap:12px}
label span{
  display:block;
  font-size:12px;
  color: rgba(234,242,255,0.72);
  margin-bottom:6px;
}
input, textarea{
  width:100%;
  border-radius: 12px;
  border:1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: rgba(234,242,255,0.92);
  padding:11px 12px;
  outline:none;
}
input:focus, textarea:focus{
  border-color: rgba(124,255,0,0.35);
  box-shadow: 0 0 0 4px rgba(124,255,0,0.10);
}

/* Footer */
.site-footer{
  padding:22px 0 28px;
  border-top:1px solid rgba(255,255,255,0.06);
  background: rgba(0,0,0,0.10);
}
.footer-inner{
  display:flex;
  justify-content:center;
  text-align:center;
}

/* Viewer */
.no-scroll{overflow:hidden}
.viewer{ position:fixed; inset:0; display:none; z-index:100; }
.viewer.open{display:block}
.viewer-backdrop{ position:absolute; inset:0; background: rgba(0,0,0,0.72); }
.viewer-ui{ position:absolute; top:12px; right:12px; display:flex; gap:10px; z-index:3; }
.viewer-btn{
  width:44px; height:44px;
  border-radius: 12px;
  border:1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.08);
  color: rgba(234,242,255,0.95);
  font-size:18px;
  display:flex; align-items:center; justify-content:center;
  cursor:pointer;
  text-decoration:none;
}
.viewer-btn:hover{background: rgba(255,255,255,0.12)}
.viewer-stage{
  position:absolute; inset:0;
  display:flex; align-items:center; justify-content:center;
  z-index:2;
  touch-action:none;
}
#viewerImg{
  max-width: 94vw;
  max-height: 88vh;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.55);
  transform: translate(0px,0px) scale(1);
  will-change: transform;
  user-select:none;
  -webkit-user-drag:none;
}
.zoomable{cursor: zoom-in}

/* ✅ TABLET: 2 columns (iPad) */
@media (max-width: 1024px){
  .grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .contact-grid{ grid-template-columns: 1fr; }
  .about-card{ grid-template-columns: 1fr; }
  .about-media{ border-right:none; border-bottom: 1px solid rgba(255,255,255,0.07); }
}

/* ✅ MOBILE: 1 column (stacked) */
@media (max-width: 680px){
  .container{ width: min(100% - 24px, var(--max)); }
  .nav-toggle{ display:inline-flex; }

  .nav-links{
    position:absolute;
    right:0;
    top:52px;
    width: min(320px, calc(100vw - 20px));
    display:none;
    flex-direction:column;
    gap:6px;
    padding:10px;
    border-radius: 16px;
    border:1px solid rgba(255,255,255,0.10);
    background: rgba(7, 20, 42, 0.96);
    box-shadow: 0 18px 50px rgba(0,0,0,0.45);
  }
  .nav-links.open{display:flex}
  .nav-link{padding:12px 12px}

  .grid{ grid-template-columns: 1fr; }
  .card-media img{ max-height: 340px; } /* mobile: allow taller images */
}

/* Internal AI section */
.ai-card{
  display:grid;
  grid-template-columns: 1.05fr 1.25fr;
  gap:18px;
  align-items:stretch;
}

.ai-media{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:18px;
  background: rgba(255,255,255,0.04);
  border-right: 1px solid rgba(255,255,255,0.07);
}

.ai-img{
  width:100%;
  height:auto;
  max-height: 520px;
  object-fit: contain;
  border-radius: 16px;
  box-shadow: 0 18px 40px rgba(0,0,0,0.25);
}

.ai-body{
  padding:18px 18px 22px;
  background: rgba(0,0,0,0.14);
}

.ai-body h3{
  margin:0 0 10px;
}

.ai-body h4{
  margin: 0 0 8px;
}

.ai-split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
  margin-top: 12px;
}

.ai-block{
  padding: 12px;
  border-radius: 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
}

.ai-value{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top: 14px;
}

/* Responsive */
@media (max-width: 1024px){
  .ai-card{ grid-template-columns: 1fr; }
  .ai-media{
    border-right:none;
    border-bottom: 1px solid rgba(255,255,255,0.07);
  }
  .ai-split{ grid-template-columns: 1fr; }
}