/* layout.css – Container, grid utilities, section spacing */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 640px) {
  .container { padding-inline: var(--space-6); }
}

@media (min-width: 1024px) {
  .container { padding-inline: var(--space-8); }
}

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

/* === Section Base === */

.section {
  padding-block: var(--section-padding-y);
}

.section--alt-bg {
  background-color: var(--color-surface-2);
}

.section__header {
  margin-bottom: clamp(var(--space-8), 5vw, var(--space-12));
}

.section__header--centered {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: var(--space-12);
}

.section__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  background: var(--badge-bg, var(--color-primary-light));
  color: var(--badge-color, var(--color-primary-dark));
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

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

.section__subtitle {
  font-size: clamp(1rem, 1.35vw, 1.13rem);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

/* === Feature Grid (2-col text + visual) === */

.feature__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 768px) {
  .feature__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }

  .feature__grid--reverse .feature__text {
    order: 2;
  }

  .feature__grid--reverse .feature__visual {
    order: 1;
  }
}

.feature__lead {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

.feature__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.feature__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: var(--leading-normal);
}

.feature__list li::before {
  content: '';
  display: block;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  background-color: var(--list-color, var(--color-primary));
  border-radius: var(--radius-full);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='white'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z' clip-rule='evenodd'/%3E%3C/svg%3E");
  background-size: 14px;
  background-repeat: no-repeat;
  background-position: center;
}

/* === Visual Placeholder === */

.feature__visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.feature__visual-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.feature__visual-link:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 3px var(--color-docker);
}

.feature__visual-placeholder {
  aspect-ratio: 16 / 10;
  background: var(--placeholder-bg, linear-gradient(135deg, var(--color-primary-light), var(--color-secondary-light)));
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  color: var(--color-text-muted);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  border: 2px dashed var(--color-border-strong);
  text-align: center;
  padding: var(--space-8);
}

.feature__visual-placeholder svg {
  margin-inline: auto;
  opacity: 0.5;
}

.feature__visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}