/* ══════════════════════════════════════════════
   LAYOUT — Grid Systems, Page Structure, Sections
   ══════════════════════════════════════════════ */

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

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

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

/* ── Section Spacing ── */
.section {
  padding-block: var(--space-4xl);
  position: relative;
}

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

.section--lg {
  padding-block: var(--space-5xl);
}

.section--flush {
  padding-block: 0;
}

/* ── Section Backgrounds ── */
.section--cream {
  background-color: var(--color-bg);
}

.section--white {
  background-color: var(--color-surface);
}

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

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

.section--green h2,
.section--green h3,
.section--green h4 {
  color: var(--color-bg);
}

.section--green p {
  color: rgba(244, 250, 251, 0.85);
}

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

.section--primary h2,
.section--primary h3 {
  color: var(--color-bg);
}

/* ── Grid Utilities ── */
.grid {
  display: grid;
  gap: var(--space-xl);
}

.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));
}

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

/* ── Split Layout (text + image) ── */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.split--reverse {
  direction: rtl;
}

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

.split__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.split__media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.split__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

/* ── Hero Layout ── */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-block: var(--space-5xl);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(244, 250, 251, 0.92) 0%,
    rgba(244, 250, 251, 0.7) 50%,
    rgba(244, 250, 251, 0.3) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 640px;
}

.hero__content h1 {
  margin-bottom: var(--space-lg);
}

.hero__content p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}

/* ── Page Header (non-home pages) ── */
.page-header {
  padding-top: calc(var(--space-5xl) + 80px); /* account for fixed nav */
  padding-bottom: var(--space-3xl);
  text-align: center;
  background-color: var(--color-surface-alt);
  position: relative;
  overflow: hidden;
}

.page-header h1 {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-md);
}

.page-header p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 50ch;
  margin-inline: auto;
}

/* ── Section Header ── */
.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
  max-width: 600px;
  margin-inline: auto;
}

.section-header__label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary-text);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p {
  color: var(--color-text-muted);
  margin-inline: auto;
}

/* ── Wavy Section Divider ── */
.wave-divider {
  position: relative;
  width: 100%;
  line-height: 0;
  margin-top: -1px;
}

.wave-divider svg {
  width: 100%;
  height: auto;
  display: block;
}

.wave-divider--flip {
  transform: rotate(180deg);
}

/* ── Footer ── */
.footer {
  background-color: #2C4A4C;
  color: var(--color-bg);
  padding-block: var(--space-4xl) var(--space-xl);
  position: relative;
  overflow: hidden;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer__brand h3 {
  font-size: var(--text-2xl);
  color: var(--color-bg);
  margin-bottom: var(--space-md);
}

.footer__brand p {
  color: rgba(244, 250, 251, 0.7);
  font-size: var(--text-sm);
  max-width: 30ch;
}

.footer__col h4 {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
}

.footer__col a {
  display: block;
  color: rgba(244, 250, 251, 0.7);
  font-size: var(--text-sm);
  padding-block: var(--space-xs);
  transition: color var(--transition-fast);
}

.footer__col a:hover {
  color: var(--color-bg);
}

.footer__bottom {
  border-top: 1px solid rgba(244, 250, 251, 0.15);
  padding-top: var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  color: rgba(244, 250, 251, 0.5);
}

.footer__social {
  display: flex;
  gap: var(--space-md);
}

.footer__social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: rgba(244, 250, 251, 0.1);
  color: var(--color-bg);
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (max-width: 768px) {
  .section {
    padding-block: var(--space-3xl);
  }

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

  .split--reverse {
    direction: ltr;
  }

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

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

  .hero {
    min-height: 80vh;
    padding-block: var(--space-4xl);
  }

  .hero__overlay {
    background: linear-gradient(
      180deg,
      rgba(244, 250, 251, 0.95) 0%,
      rgba(244, 250, 251, 0.8) 60%,
      rgba(244, 250, 251, 0.5) 100%
    );
  }

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

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .grid--4 {
    grid-template-columns: 1fr;
  }

  .page-header {
    padding-top: calc(var(--space-4xl) + 60px);
    padding-bottom: var(--space-2xl);
  }
}