/* ============================================================
   DJ ARCTIC VIBE — Layout
   ============================================================ */

/* ── Container ───────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-8);
}

/* ── Section Base ─────────────────────────────────────────── */
.section {
  position: relative;
  padding-block: var(--space-24);
  overflow: hidden;
}

.section--alt {
  background: var(--bg-surface);
}

.section--dark {
  background: var(--bg-card);
}

/* ── Section Header ───────────────────────────────────────── */
.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-ice);
  margin-bottom: var(--space-4);
}

.section-tag::before,
.section-tag::after {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--accent-ice);
  opacity: 0.6;
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: var(--fw-black);
  color: var(--text-white);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.section-title span {
  background: var(--grad-ice);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: var(--fs-md);
  color: var(--text-muted);
  max-width: 560px;
  margin-inline: auto;
  line-height: var(--lh-loose);
}

/* ── Grid Layouts ─────────────────────────────────────────── */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

/* ── Flex helpers ─────────────────────────────────────────── */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ── Divider ──────────────────────────────────────────────── */
.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-ice), transparent);
  opacity: 0.3;
  margin-block: var(--space-16);
}

/* ── Aurora Accent (decorative blob) ─────────────────────── */
.aurora {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.aurora--blue {
  background: radial-gradient(circle, rgba(0,212,255,0.18) 0%, transparent 70%);
}

.aurora--teal {
  background: radial-gradient(circle, rgba(0,255,204,0.12) 0%, transparent 70%);
}

.aurora--purple {
  background: radial-gradient(circle, rgba(123,47,255,0.1) 0%, transparent 70%);
}

/* ── Z-index layers ───────────────────────────────────────── */
.z-0  { z-index: 0; }
.z-1  { z-index: 1; }
.z-10 { z-index: 10; }

/* ── Relative wrapper ─────────────────────────────────────── */
.pos-rel { position: relative; }