/* layout.css — structural layout, sections, grid */

/* =====================
   CONTAINER
   ===================== */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

/* =====================
   SECTION BASE
   ===================== */
.section {
  padding-block: var(--space-3xl);
}

.section--sm {
  padding-block: var(--space-2xl);
}

.section--lg {
  padding-block: calc(var(--space-3xl) * 1.25);
}

/* Background variants */
.section--white   { background-color: var(--color-white); }
.section--warm    { background-color: var(--color-warm-bg); }
.section--rose    { background-color: var(--color-rose-pale); }
.section--dark    { background-color: var(--color-rose-deeper); }

/* =====================
   SECTION HEADER
   ===================== */
.section-header {
  margin-bottom: var(--space-xl);
}

.section-header--center {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: var(--space-xl);
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-rose);
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.section-subtitle {
  font-size: var(--text-md);
  color: var(--color-text-mid);
  line-height: 1.65;
  max-width: 600px;
}

.section-header--center .section-subtitle {
  margin-inline: auto;
}

/* =====================
   GRIDS
   ===================== */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.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-2 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid--auto-3 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.grid--auto-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* =====================
   FLEX UTILITIES
   ===================== */
.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-sm       { gap: var(--space-sm); }
.gap-md       { gap: var(--space-md); }
.gap-lg       { gap: var(--space-lg); }

/* =====================
   DIVIDER
   ===================== */
.divider {
  width: 60px;
  height: 3px;
  background: var(--color-rose);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-md);
}

.divider--center {
  margin-inline: auto;
}

/* =====================
   RESPONSIVE BREAKPOINTS
   ===================== */

/* Tablet */
@media (max-width: 900px) {
  :root {
    --text-4xl: 48px;
    --text-3xl: 38px;
    --text-2xl: 30px;
  }

  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }

  .section  { padding-block: var(--space-2xl); }
  .section--lg { padding-block: var(--space-3xl); }
}

/* Mobile */
@media (max-width: 600px) {
  :root {
    --text-4xl: 36px;
    --text-3xl: 30px;
    --text-2xl: 26px;
    --text-xl:  24px;
    --gutter:   20px;
  }

  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }

  .section  { padding-block: var(--space-xl); }
  .section--lg { padding-block: var(--space-2xl); }

  .section-title   { font-size: var(--text-xl); }
  .section-subtitle { font-size: var(--text-base); }
}