/* ============================================
   JSP Construction — Layout System
   ============================================ */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--section-px);
  padding-right: var(--section-px);
}

.container--narrow { max-width: var(--container-narrow); }
.container--wide { max-width: var(--container-wide); }

.section {
  padding-top: var(--section-py);
  padding-bottom: var(--section-py);
}

.section--dark {
  background-color: var(--color-primary);
  color: var(--color-white);
}
.section--dark h2, .section--dark h3, .section--dark h4 { color: var(--color-white); }

.section--warm { background-color: var(--color-warm-grey); }

.section--accent {
  background-color: var(--color-accent);
  color: var(--color-white);
}
.section--accent h2, .section--accent h3 { color: var(--color-white); }

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-12);
}

.section-header__label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  color: var(--color-secondary);
  margin-bottom: var(--space-4);
}

.section-header__title { margin-bottom: var(--space-4); }

.section-header__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-grey);
  max-width: 60ch;
  margin: 0 auto;
  line-height: var(--leading-relaxed);
}

.section--dark .section-header__subtitle { color: rgba(255,255,255,0.7); }

.grid { display: grid; gap: var(--space-8); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.split--reverse { direction: rtl; }
.split--reverse > * { direction: ltr; }

.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); }

@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: var(--space-10); }
  .split--reverse { direction: ltr; }
}

@media (min-width: 1025px) {
  .grid--2-desktop-4 { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 768px) {
  .grid--3, .grid--2 { grid-template-columns: 1fr; }
}