:root { --radius: 14px; }

body {
  background:
    radial-gradient(120% 80% at 50% -10%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 60%),
    radial-gradient(100% 60% at 100% 0%, color-mix(in srgb, var(--accent-2) 14%, transparent), transparent 55%),
    var(--bg);
}

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

/* HERO — sunset gradient + perspective grid floor */
.hero {
  background:
    linear-gradient(180deg, var(--accent), var(--accent-2) 55%, var(--accent) 120%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 50% -20% -20% -20%;
  background:
    repeating-linear-gradient(90deg, transparent, transparent 38px, color-mix(in srgb, var(--accent-2) 70%, #fff) 39px, transparent 40px),
    repeating-linear-gradient(0deg, transparent, transparent 38px, color-mix(in srgb, var(--accent-2) 70%, #fff) 39px, transparent 40px);
  transform: perspective(320px) rotateX(62deg);
  transform-origin: top center;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 70%);
  mask-image: linear-gradient(180deg, transparent, #000 70%);
  opacity: 0.55;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,.12) 3px, transparent 4px);
  pointer-events: none;
}
.hero > * { position: relative; z-index: 1; }

.hero-title {
  color: var(--on-accent);
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  text-shadow: 0 0 8px var(--accent), 0 0 18px var(--accent-2);
}
.hero-sub { color: var(--on-accent); }

.fact {
  background: color-mix(in srgb, var(--panel) 60%, transparent);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(4px);
}
.fact b { color: var(--on-accent); text-shadow: 0 0 10px var(--accent-2); }

/* Headings */
h2 {
  letter-spacing: 0.02em;
  text-shadow: 0 0 6px color-mix(in srgb, var(--accent) 50%, transparent);
}

/* Panels / cards */
.card, .feature, .faq-item, .article, .table {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent-2) 12%, transparent), 0 10px 30px rgba(0,0,0,.35);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover, .feature:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 0 18px color-mix(in srgb, var(--accent) 35%, transparent), 0 14px 36px rgba(0,0,0,.45);
}

.feature .icon {
  color: var(--on-accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: var(--radius);
  box-shadow: 0 0 14px color-mix(in srgb, var(--accent) 45%, transparent);
}

/* Buttons */
.btn {
  border-radius: 999px;
  border: 1px solid var(--line);
  transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  border-color: transparent;
  box-shadow: 0 0 14px color-mix(in srgb, var(--accent) 50%, transparent);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 22px color-mix(in srgb, var(--accent-2) 60%, transparent); }
.btn-ghost {
  background: color-mix(in srgb, var(--panel) 70%, transparent);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--on-accent); }

/* Badge */
.badge {
  background: color-mix(in srgb, var(--accent) 18%, var(--panel));
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Tabs */
.tab {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-2);
  transition: all .2s ease;
}
.tab:hover { color: var(--on-accent); border-color: var(--accent-2); }
.tab.active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  border-color: transparent;
  box-shadow: 0 0 14px color-mix(in srgb, var(--accent) 45%, transparent);
}

/* Tiles */
.tile {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.tile:hover {
  transform: translateY(-4px) scale(1.02);
  border-color: var(--accent);
  box-shadow: 0 0 20px color-mix(in srgb, var(--accent) 40%, transparent);
}
.tile .nm { color: var(--text); }
.tile .gp { color: var(--accent-2); }
.tile.noimg {
  background:
    repeating-linear-gradient(0deg, transparent, transparent 14px, color-mix(in srgb, var(--accent-2) 20%, transparent) 15px),
    linear-gradient(135deg, var(--panel), var(--panel-2));
}
.tile.noimg .nm {
  color: var(--on-accent);
  text-shadow: 0 0 8px var(--accent), 0 0 16px var(--accent-2);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* FAQ */
.faq-q { color: var(--text); font-weight: 600; }
.faq-item:hover { border-color: var(--accent-2); }
.faq-a { color: var(--prose); }

/* Table */
.table th {
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 30%, var(--panel)), var(--panel-2));
  color: var(--on-accent);
}
.table td { border-color: var(--line); }

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

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