/* ============================================================
   FLiiP Layout — Grid, Containers, Sections
   ============================================================ */

/* Container */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}
.container--wide {
  max-width: var(--max-w-wide);
}
.container--narrow {
  max-width: var(--max-w-narrow);
}

/* Grid system */
.grid {
  display: grid;
  gap: var(--sp-6);
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

/* Flex helpers */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-center { align-items: center; justify-content: center; }
.flex-between { align-items: center; justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.gap-4 { gap: var(--sp-4); }
.gap-6 { gap: var(--sp-6); }
.gap-8 { gap: var(--sp-8); }
.gap-10 { gap: var(--sp-10); }
.gap-12 { gap: var(--sp-12); }

/* Section backgrounds — rhythm rule */
.bg-dark    { background: var(--c-ink); color: var(--c-white); }
.bg-ink     { background: var(--c-ink-soft); color: var(--c-white); }
.bg-white   { background: var(--c-white); color: var(--c-ink); }
.bg-soft    { background: var(--c-gray-100); color: var(--c-ink); }
.bg-sky     { background: var(--c-sky-soft); color: var(--c-ink); }
.bg-blue    { background: var(--c-blue); color: var(--c-white); }

/* Text alignment */
.text-center { text-align: center; }
.text-left   { text-align: left; }

/* Section header — title spans the full container width; the lede stays at a
   readable measure, centered under it. */
.section-header {
  text-align: center;
  max-width: none;
  margin: 0 auto var(--sp-16);
}
.section-header h2 {
  margin-bottom: var(--sp-4);
}
.section-header .lead {
  font-size: 1.125rem;
  max-width: 46rem;
  margin-left: auto;
  margin-right: auto;
}

/* Two-col split layout */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
}
.split--60-40 {
  grid-template-columns: 3fr 2fr;
}
.split--40-60 {
  grid-template-columns: 2fr 3fr;
}
.split__content {
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
}

/* Responsive grid breakpoints */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .split--60-40,
  .split--40-60,
  .split { grid-template-columns: 1fr; }
  .split__visual { order: -1; }
}

@media (max-width: 768px) {
  .grid-3,
  .grid-2 { grid-template-columns: 1fr; }
  .container { padding: 0 var(--sp-5); }
  .section { padding: var(--sp-16) 0; }
  .section--lg { padding: var(--sp-20) 0; }
  .section-header { margin-bottom: var(--sp-12); }
}

@media (max-width: 640px) {
  .section { padding: var(--sp-12) 0; }
  .container { padding: 0 var(--sp-4); }
}