/* ============================================
   Layout — Container, Grid, Sections
   ============================================ */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
  box-sizing: border-box;
}
body {
  overflow-x: hidden;
}
img, video, iframe {
  max-width: 100%;
  box-sizing: border-box;
}

.section {
  padding: var(--space-3xl) 0;
}
.section--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-inverse);
}
.section--warm {
  background-color: var(--color-bg-warm);
}
.section--gray {
  background-color: var(--color-bg-gray);
}

.grid {
  display: grid;
  gap: 10px;
  overflow: visible;
}
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }

@media (min-width: 576px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 768px) {
  .section {
    padding: var(--space-4xl) 0;
  }
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

.flex {
  display: flex;
  gap: var(--grid-gap);
}
.flex--center {
  align-items: center;
  justify-content: center;
}
.flex--between {
  justify-content: space-between;
  align-items: center;
}
.flex--wrap {
  flex-wrap: wrap;
}
.flex--col {
  flex-direction: column;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

@media (min-width: 768px) {
  .two-col {
    grid-template-columns: 1fr 1fr;
  }
}

.sidebar-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 1024px) {
  .sidebar-layout {
    grid-template-columns: 280px 1fr;
  }
}