:root{
  --notch: 10px;
}

body{
  background:
    radial-gradient(900px 500px at 12% -8%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 60%),
    radial-gradient(800px 480px at 92% 0%, color-mix(in srgb, var(--accent-2) 10%, transparent), transparent 55%),
    linear-gradient(180deg, var(--bg), var(--bg));
  background-attachment: fixed;
}

.section:nth-of-type(even){
  background:
    linear-gradient(180deg, transparent, color-mix(in srgb, var(--panel) 35%, transparent), transparent);
}

/* HUD headings */
.hero-title, h1, h2, h3{
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 700;
}
.hero-title{
  letter-spacing: 0.02em;
  background: linear-gradient(92deg, var(--text), var(--accent) 70%, var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 24px color-mix(in srgb, var(--accent) 22%, transparent);
}
h2{ color: var(--text); }
h2::after{
  content:""; display:block; width:64px; height:3px; margin-top:10px;
  background: linear-gradient(90deg, var(--accent), transparent);
  box-shadow: 0 0 12px color-mix(in srgb, var(--accent) 60%, transparent);
}

/* Angular HUD panels */
.hero, .card, .feature, .faq-item, .article, .tile{
  background: linear-gradient(160deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: 0;
  clip-path: polygon(var(--notch) 0, 100% 0, 100% calc(100% - var(--notch)), calc(100% - var(--notch)) 100%, 0 100%, 0 var(--notch));
  position: relative;
  transition: border-color .2s ease, box-shadow .25s ease, transform .2s ease;
}
.hero{
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 10%, transparent), 0 0 40px color-mix(in srgb, var(--accent) 8%, transparent);
}
.card::before, .feature::before{
  content:""; position:absolute; left:0; top:0; width:3px; height:34px;
  background: var(--accent);
  box-shadow: 0 0 16px color-mix(in srgb, var(--accent) 70%, transparent);
}
.card:hover, .feature:hover, .faq-item:hover{
  border-color: var(--accent);
  box-shadow: 0 0 16px color-mix(in srgb, var(--accent) 50%, transparent);
  transform: translateY(-3px);
}

/* Feature icons */
.feature .icon{
  color: var(--accent);
  border: 1px solid var(--line);
  border-radius: 0;
  background: color-mix(in srgb, var(--accent) 8%, var(--panel-2));
  box-shadow: inset 0 0 14px color-mix(in srgb, var(--accent) 18%, transparent);
}

/* Buttons with cyan light-bar sweep */
.btn{
  border-radius: 0;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  border: 1px solid var(--line);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  position: relative;
  overflow: hidden;
  transition: box-shadow .25s ease, transform .15s ease, border-color .2s ease;
}
.btn::after{
  content:""; position:absolute; top:0; left:-60%; width:40%; height:100%;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--accent) 75%, white), transparent);
  transform: skewX(-20deg);
  transition: left .5s ease;
}
.btn:hover::after{ left:120%; }
.btn-primary{
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 75%, var(--accent-2)));
  color: var(--on-accent);
  border-color: var(--accent);
  box-shadow: 0 0 16px color-mix(in srgb, var(--accent) 50%, transparent);
}
.btn-primary:hover{ box-shadow: 0 0 26px color-mix(in srgb, var(--accent) 70%, transparent); transform: translateY(-2px); }
.btn-ghost{ color: var(--text); background: transparent; }
.btn-ghost:hover{ border-color: var(--accent-2); box-shadow: 0 0 14px color-mix(in srgb, var(--accent-2) 45%, transparent); }

/* Badges & facts */
.badge{
  border-radius: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  border: 1px solid var(--accent-2);
  color: var(--accent-2);
  background: color-mix(in srgb, var(--accent-2) 12%, transparent);
}
.fact{
  background: linear-gradient(160deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: 0;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}
.fact b{ color: var(--accent); text-shadow: 0 0 14px color-mix(in srgb, var(--accent) 45%, transparent); }

/* Catalog tiles */
.tile{ overflow: hidden; }
.tile:hover{
  border-color: var(--accent);
  box-shadow: 0 0 18px color-mix(in srgb, var(--accent) 45%, transparent);
  transform: translateY(-3px);
}
.tile .gp{ color: var(--accent-2); text-transform: uppercase; letter-spacing: 0.05em; }
.tile .nm{ color: var(--text); font-weight: 700; }
.tile.noimg{
  background:
    repeating-linear-gradient(135deg, color-mix(in srgb, var(--accent) 6%, transparent) 0 12px, transparent 12px 24px),
    linear-gradient(160deg, var(--panel), var(--panel-2));
}

/* Tabs */
.tab{
  border-radius: 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid var(--line);
  background: var(--panel);
  transition: all .2s ease;
}
.tab:hover{ border-color: var(--accent); color: var(--accent); }
.tab.active{
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 70%, var(--accent-2)));
  color: var(--on-accent);
  border-color: var(--accent);
  box-shadow: 0 0 16px color-mix(in srgb, var(--accent) 50%, transparent);
}

/* Tables & FAQ */
.table{ border:1px solid var(--line); }
.table th{
  background: color-mix(in srgb, var(--accent) 12%, var(--panel-2));
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--accent);
}
.table td{ border-bottom: 1px solid var(--line); }
.faq-q{ color: var(--text); font-weight: 700; letter-spacing: 0.02em; }
.faq-item:hover .faq-q{ color: var(--accent); }

/* Header hairline */
.site-header{
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  backdrop-filter: blur(8px);
}