/* ============================================================
   LAYOUT — Container, Grid, Utilities
   ============================================================ */

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow {
  max-width: var(--content-w);
}

/* --- Section wrapper --- */
.section {
  padding-block: clamp(5rem, 10vw, 8rem);
  position: relative;
  overflow: hidden;
}

/* --- Section header --- */
.section__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-size: var(--size-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--sp-4);
}
.section__eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-accent);
}
.section__title {
  font-family: var(--font-display);
  font-size: var(--size-5xl);
  font-weight: 800;
  line-height: 1.05;
  color: var(--clr-text-primary);
  margin-bottom: var(--sp-6);
}
.section__title em {
  font-style: normal;
  background: var(--clr-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section__subtitle {
  font-family: var(--font-body);
  font-size: var(--size-lg);
  color: var(--clr-text-secondary);
  line-height: 1.7;
  max-width: 56ch;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-size: var(--size-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: var(--sp-4) var(--sp-8);
  border-radius: var(--radius-full);
  transition: all var(--dur-mid) var(--ease-out-expo);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}
.btn--primary {
  background: var(--clr-accent);
  color: #fff;
  box-shadow: 0 0 0 0 rgba(79,142,247,0.4);
}
.btn--primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.15);
  opacity: 0;
  transition: opacity var(--dur-fast);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(79,142,247,0.5); }
.btn--primary:hover::before { opacity: 1; }
.btn--ghost {
  background: transparent;
  color: var(--clr-text-primary);
  border: 1px solid var(--clr-border);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  transform: translateY(-2px);
  background: var(--clr-accent-dim);
}
.btn--gold {
  background: var(--clr-gold);
  color: #0A0A0F;
}
.btn--gold:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(201,168,76,0.4); }

/* Arrow icon in buttons */
.btn .arrow {
  display: inline-block;
  transition: transform var(--dur-fast) var(--ease-out-expo);
}
.btn:hover .arrow { transform: translateX(4px); }

/* --- Divider line --- */
.divider {
  width: 100%;
  height: 1px;
  background: var(--clr-border);
}

/* --- Grid utilities --- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-8); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-6); }

/* --- Tag pill --- */
.tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-body);
  font-size: var(--size-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: var(--sp-1) var(--sp-3);
  border-radius: var(--radius-full);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-secondary);
  background: var(--clr-surface-2);
}
.tag--blue { border-color: rgba(79,142,247,0.4); color: var(--clr-accent); background: var(--clr-accent-dim); }
.tag--gold { border-color: rgba(201,168,76,0.4); color: var(--clr-gold);  background: var(--clr-gold-dim);  }

/* --- Responsive --- */
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}
@media (min-width: 769px) and (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}