/* ============================================
   TV NEWS DESIGN SYSTEM — Layout System
   Containers, grids, sections, flexbox utilities
   ============================================ */

/* ---- Container ---- */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1.5rem;
  width: 100%;
}

.container--narrow {
  max-width: 900px;
}

.container--wide {
  max-width: 1600px;
}

/* ---- Sections ---- */
.section {
  padding: var(--space-3xl) 0;
}

.section--sm {
  padding: var(--space-xl) 0;
}

.section--lg {
  padding: var(--space-4xl) 0;
}

.section--no-top {
  padding-top: 0;
}

.section--no-bottom {
  padding-bottom: 0;
}

.section--bg {
  background: var(--color-bg-secondary);
}

.section__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.section__title {
  font-family: var(--font-primary);
  font-weight: 800;
  font-size: 1.5rem;
  position: relative;
  padding-left: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.section__title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 100%;
  background: var(--color-accent-red);
  border-radius: var(--radius-full);
}

.section__title--underline {
  padding-left: 0;
  padding-bottom: var(--space-sm);
}

.section__title--underline::before {
  left: 0;
  top: auto;
  bottom: 0;
  transform: none;
  width: 60px;
  height: 3px;
  border-radius: var(--radius-full);
}

.section__more {
  color: var(--color-accent-red);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.section__more:hover {
  color: var(--color-accent-red-hover);
  gap: var(--space-sm);
}

.section__more::after {
  content: '→';
  font-size: 1.1em;
  transition: transform var(--transition-fast);
}

.section__more:hover::after {
  transform: translateX(4px);
}

/* ---- CSS Grid Systems ---- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

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

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

.grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-xl);
}

/* Main Content + Sidebar Layout */
.grid-main-sidebar {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-xl);
  align-items: start;
}

/* Sidebar on left */
.grid-sidebar-main {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: var(--space-xl);
  align-items: start;
}

/* Hero Layout: Main story + side stories */
.grid-hero {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: var(--space-xl);
  align-items: stretch;
}

/* Auto-fit responsive grid */
.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.grid-auto-sm {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
}

/* Gap Modifiers */
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }
.gap-2xl { gap: var(--space-2xl); }

/* ---- Flexbox Utilities ---- */
.flex-row {
  display: flex;
  flex-direction: row;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-start {
  display: flex;
  align-items: flex-start;
}

.flex-end {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.items-stretch {
  align-items: stretch;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-end {
  justify-content: flex-end;
}

.flex-1 {
  flex: 1;
}

.flex-shrink-0 {
  flex-shrink: 0;
}

/* ---- Aspect Ratio ---- */
.aspect-video {
  aspect-ratio: 16 / 9;
}

.aspect-square {
  aspect-ratio: 1 / 1;
}

.aspect-4-3 {
  aspect-ratio: 4 / 3;
}

/* ---- Full-Width Sections ---- */
.full-bleed {
  width: 100vw;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}