:root{
  --glow-pink: color-mix(in srgb, var(--accent) 60%, transparent);
  --glow-aqua: color-mix(in srgb, var(--accent-2) 55%, transparent);
}

body{
  background:
    radial-gradient(at 20% 30%, color-mix(in srgb, var(--accent) 70%, transparent) 0, transparent 50%),
    radial-gradient(at 80% 20%, color-mix(in srgb, var(--accent-2) 65%, transparent) 0, transparent 50%),
    radial-gradient(at 50% 80%, color-mix(in srgb, var(--accent) 45%, var(--accent-2)) 0, transparent 50%),
    var(--bg);
  background-attachment: fixed;
  background-size: 160% 160%, 150% 150%, 170% 170%, auto;
  animation: auroraDrift 28s ease-in-out infinite alternate;
}

/* subtle grain overlay */
body::before{
  content:"";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: .05;
  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='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

@keyframes auroraDrift{
  0%{ background-position: 0% 0%, 100% 0%, 50% 100%, center; }
  100%{ background-position: 30% 20%, 70% 30%, 40% 70%, center; }
}

.section, .hero{ position: relative; }

.hero-title{
  font-weight: 800;
  letter-spacing: -0.01em;
  background: linear-gradient(100deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
h2, .feature h3{ font-weight: 700; letter-spacing: 0.01em; }

.site-header{
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  backdrop-filter: blur(12px);
}

/* Panels: mesh-tinted with slow drift + hairline edge */
.card, .feature, .faq-item, .article{
  background:
    radial-gradient(at 0% 0%, var(--glow-pink) 0, transparent 60%),
    radial-gradient(at 100% 100%, var(--glow-aqua) 0, transparent 60%),
    var(--panel);
  background-size: 200% 200%, 200% 200%, auto;
  background-position: 0% 0%, 100% 100%, center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease, background-position 6s ease;
  box-shadow: 0 1px 0 color-mix(in srgb, var(--text) 6%, transparent) inset, 0 18px 40px -28px rgba(0,0,0,.7);
}
.card:hover, .feature:hover, .faq-item:hover{
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  background-position: 40% 30%, 60% 70%, center;
  box-shadow: 0 24px 55px -26px var(--glow-pink), 0 0 0 1px color-mix(in srgb, var(--accent-2) 30%, transparent);
}

.feature .icon{
  color: var(--on-accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: calc(var(--radius) * .7);
  box-shadow: 0 10px 24px -12px var(--glow-aqua);
}

.btn-primary{
  color: var(--on-accent);
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  border: none;
  border-radius: var(--radius);
  box-shadow: 0 12px 30px -14px var(--glow-pink);
  transition: transform .25s ease, box-shadow .25s ease, filter .25s ease;
}
.btn-primary:hover{ transform: translateY(-2px); filter: brightness(1.07); box-shadow: 0 18px 38px -14px var(--glow-aqua); }

.btn-ghost{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel-2) 70%, transparent);
  transition: border-color .25s ease, background .25s ease, transform .25s ease;
}
.btn-ghost:hover{ border-color: var(--accent-2); transform: translateY(-2px); }

.badge{
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 12%, var(--panel));
  color: var(--text);
}

.fact{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}
.fact b{ color: var(--accent-2); }

.tab{
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  transition: all .25s ease;
}
.tab.active{
  color: var(--on-accent);
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  border-color: transparent;
}

.tile{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(at 50% 0%, var(--glow-aqua) 0, transparent 65%),
    var(--panel);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.tile:hover{
  transform: translateY(-5px);
  border-color: var(--accent);
  box-shadow: 0 22px 48px -24px var(--glow-pink);
}
.tile .gp{ color: var(--text-2); }
.tile .nm{ color: var(--text); font-weight: 600; }
.tile.noimg{
  background:
    radial-gradient(at 30% 20%, var(--glow-pink) 0, transparent 55%),
    radial-gradient(at 80% 90%, var(--glow-aqua) 0, transparent 55%),
    var(--panel-2);
}

.faq-q{ color: var(--text); font-weight: 600; }
.table th{ background: color-mix(in srgb, var(--accent) 14%, var(--panel-2)); color: var(--text); }
.table td, .table th{ border-color: var(--line); }

a{ transition: color .2s ease; }
.article a{ color: var(--accent-2); }
.article a:hover{ color: var(--accent); }