/* 
 * SDI Content Styles
 * Purpose: Hero, Content Grid, post-sidebar, Article, and CTA BEM styles.
 * Dependencies: global.css
 */
 
 .sdi-container {
    padding-top: var(--sdi-layout-spacing-main-top);
 }

/* Header Block */
.sdi-post-header {
  margin-bottom: var(--sdi-spacing-3xl);
  border-left: 1px solid var(--sdi-color-outline-variant-transparent);
  padding-left: var(--sdi-spacing-xl);
  margin-left: 0;
}

@media (min-width: 768px) {
  .sdi-post-header {
    margin-left: 0;
    padding-left: 0;
  }
}

.sdi-post-header__label {
  font-family: var(--sdi-font-label);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--sdi-color-primary);
  margin-bottom: var(--sdi-spacing-md);
}

.sdi-post-header__title {
  font-family: var(--sdi-font-headline);
  font-size: 3rem;
  font-weight: 700;
  color: var(--sdi-color-primary);
  line-height: 1.1;
  max-width: 56rem;
  letter-spacing: -0.05em;
}

@media (min-width: 768px) {
  .sdi-post-header__title {
    font-size: 4.5rem;
  }
}

.sdi-post-header__meta {
  margin-top: var(--sdi-spacing-xl);
  display: flex;
  align-items: center;
  gap: var(--sdi-spacing-lg);
  font-size: 0.875rem;
  font-family: var(--sdi-font-label);
  color: var(--sdi-color-on-surface-variant);
}

.sdi-post-header__meta-item {
  display: flex;
  align-items: center;
}

.sdi-post-header__meta-icon {
  font-size: 0.75rem;
  margin-right: var(--sdi-spacing-sm);
}

.sdi-post-header__meta-item--highlight {
  color: var(--sdi-color-secondary-container);
  font-weight: 600;
}

.sdi-content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sdi-spacing-3xl);
}

@media (min-width: 768px) {
  .sdi-content-grid {
    grid-template-columns: repeat(12, 1fr);
  }
}

/* Hero Block */
.sdi-hero {
  margin-bottom: var(--sdi-spacing-4xl);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0;
  position: relative;
  opacity: 0;
  transform: scale(0.95);
  transition: 
    opacity var(--sdi-transition-slow), 
    transform var(--sdi-transition-slow);
}

.sdi-hero--visible {
  opacity: 1;
  transform: scale(1);
}

.sdi-hero__image-wrapper {
  grid-column: span 12;
  position: relative;
  aspect-ratio: 16 / 9;
  width: 100%;
  height: auto;
  background-color: #e2e2e2;
}

@media (min-width: 768px) {
  .sdi-hero__image-wrapper {
    grid-column: span 10;
  }
}

.sdi-hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) contrast(125%);
}

.sdi-hero__cta {
  position: absolute;
  bottom: -2.5rem;
  right: -2.5rem;
  display: none;
  background-color: var(--sdi-color-primary-container);
  padding: var(--sdi-spacing-xl);
  color: var(--sdi-color-on-primary);
  max-width: 20rem;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
}

@media (min-width: 768px) {
  .sdi-hero__cta {
    display: block;
  }
}

.sdi-hero__cta-text {
  font-family: var(--sdi-font-headline);
  font-size: 1.125rem;
  font-weight: 500;
  line-height: 1.4;
}

/* post-sidebar Block */
.sdi-post-sidebar {
  grid-column: span 1;
  order: 2;
  content-visibility: auto;
  contain-intrinsic-size: 1px 500px;
}

@media (min-width: 768px) {
  .sdi-post-sidebar {
    grid-column: span 3;
    order: 1;
  }
}

.sdi-post-sidebar__inner {
  position: sticky;
  top: 6rem;
  display: flex;
  flex-direction: column;
  gap: var(--sdi-spacing-3xl);
}

.sdi-post-sidebar__section {
  border-top: 1px solid var(--sdi-color-outline-variant-transparent);
  padding-top: var(--sdi-spacing-md);
}

.sdi-post-sidebar__label {
  font-family: var(--sdi-font-label);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--sdi-color-outline);
  margin-bottom: var(--sdi-spacing-lg);
}

.sdi-post-sidebar__list {
  display: flex;
  flex-direction: column;
  gap: var(--sdi-spacing-md);
}

.sdi-post-sidebar__item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--sdi-color-outline-variant-transparent-low);
  padding-bottom: var(--sdi-spacing-sm);
}

.sdi-post-sidebar__item-label {
  font-size: 10px;
  text-transform: uppercase;
  color: var(--sdi-color-on-surface-variant);
}

.sdi-post-sidebar__item-value {
  font-family: var(--sdi-font-headline);
  font-weight: 700;
  color: var(--sdi-color-primary);
}

.sdi-post-sidebar__card {
  background-color: var(--sdi-color-surface-container-low);
  padding: var(--sdi-spacing-lg);
  border-left: 2px solid var(--sdi-color-secondary-container);
}

.sdi-post-sidebar__card-title {
  font-family: var(--sdi-font-headline);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--sdi-color-primary);
  text-transform: uppercase;
  margin-bottom: var(--sdi-spacing-md);
  letter-spacing: 0.1em;
}

.sdi-post-sidebar__card-list {
  display: flex;
  flex-direction: column;
  gap: var(--sdi-spacing-lg);
}

.sdi-post-sidebar__card-link {
  display: block;
}

.sdi-post-sidebar__card-link-label {
  font-size: 10px;
  color: var(--sdi-color-outline);
  text-transform: uppercase;
  margin-bottom: var(--sdi-spacing-xs);
}

.sdi-post-sidebar__card-link-text {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--sdi-color-primary);
  transition: color var(--sdi-transition-standard);
}

.sdi-post-sidebar__card-link:hover .sdi-post-sidebar__card-link-text {
  color: var(--sdi-color-secondary-container);
}

/* Article Block */
.sdi-article {
  grid-column: span 1;
  order: 1;
  display: flex;
  flex-direction: column;
  gap: var(--sdi-spacing-xl);
  color: var(--sdi-color-primary);
}

@media (min-width: 768px) {
  .sdi-article {
    grid-column: span 7;
    order: 2;
  }
}

.sdi-article__content {
  max-width: none;
}

.sdi-article__intro {
  font-size: 1.25rem;
  font-weight: 300;
  line-height: 1.625;
  margin-bottom: var(--sdi-spacing-3xl);
  border-bottom: 1px solid var(--sdi-color-outline-variant-transparent-low);
  padding-bottom: var(--sdi-spacing-3xl);
}

.sdi-article__heading {
  font-family: var(--sdi-font-headline);
  font-size: 1.875rem;
  font-weight: 700;
  margin-top: var(--sdi-spacing-3xl);
  margin-bottom: var(--sdi-spacing-lg);
}

.sdi-article__paragraph {
  line-height: 2;
  margin-bottom: var(--sdi-spacing-lg);
}

.sdi-article__quote {
  margin-top: var(--sdi-spacing-3xl);
  margin-bottom: var(--sdi-spacing-3xl);
  padding-left: var(--sdi-spacing-xl);
  border-left: 4px solid var(--sdi-color-secondary-container);
  font-style: italic;
  font-size: 1.5rem;
  font-family: var(--sdi-font-headline);
  color: var(--sdi-color-primary-container);
  line-height: 1.625;
}

.sdi-article__stats {
  margin-top: var(--sdi-spacing-3xl);
  margin-bottom: var(--sdi-spacing-3xl);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sdi-spacing-xl);
  border-top: 1px solid var(--sdi-color-outline-variant-transparent);
  border-bottom: 1px solid var(--sdi-color-outline-variant-transparent);
  padding-top: var(--sdi-spacing-xl);
  padding-bottom: var(--sdi-spacing-xl);
}

.sdi-article__stats-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--sdi-color-outline);
  margin-bottom: var(--sdi-spacing-sm);
}

.sdi-article__stats-value {
  font-family: var(--sdi-font-headline);
  font-size: 2.25rem;
  font-weight: 700;
}

.sdi-article__stats-value--error {
  color: var(--sdi-color-error);
}

.sdi-article__stats-value--success {
  color: var(--sdi-color-secondary-container);
}

.sdi-article__stats-caption {
  font-size: 0.75rem;
  text-transform: uppercase;
  margin-top: var(--sdi-spacing-sm);
}

.sdi-article__list {
  display: flex;
  flex-direction: column;
  gap: var(--sdi-spacing-md);
  margin-top: var(--sdi-spacing-lg);
}

.sdi-article__list-item {
  display: flex;
  align-items: flex-start;
}

.sdi-article__list-icon {
  color: var(--sdi-color-secondary-container);
  margin-right: var(--sdi-spacing-md);
}

.sdi-article__list-bold {
  font-weight: 700;
  color: var(--sdi-color-primary);
}

/* CTA Block */
.sdi-cta {
  margin-top: var(--sdi-spacing-4xl);
  background-color: var(--sdi-color-primary);
  padding: var(--sdi-spacing-3xl);
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(2.5rem);
  transition: 
    opacity var(--sdi-transition-slow), 
    transform var(--sdi-transition-slow);
  content-visibility: auto;
  contain-intrinsic-size: 1px 400px;
}

.sdi-cta--visible {
  opacity: 1;
  transform: translateY(0);
}

.sdi-cta__icon-wrapper {
  position: absolute;
  top: 0;
  right: 0;
  padding: var(--sdi-spacing-md);
}

.sdi-cta__icon {
  color: var(--sdi-color-white-low-opacity);
  font-size: 8rem;
}

.sdi-cta__content {
  position: relative;
  z-index: 10;
}

.sdi-cta__title {
  font-family: var(--sdi-font-headline);
  font-size: 2.25rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--sdi-spacing-lg);
}

.sdi-cta__description {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--sdi-spacing-xl);
  max-width: 28rem;
}

.sdi-cta__button {
  background-color: var(--sdi-color-secondary-container);
  color: var(--sdi-color-on-secondary-container);
  padding: var(--sdi-spacing-md) 2.5rem;
  font-family: var(--sdi-font-headline);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.875rem;
  border: none;
  cursor: pointer;
  transition: all var(--sdi-transition-standard);
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
}

.sdi-cta__button:hover {
  background-color: white;
}

/* Gutter Block */
.sdi-gutter {
  display: none;
}

@media (min-width: 1024px) {
  .sdi-gutter {
    display: block;
    grid-column: span 2;
  }
}

.sdi-gutter__inner {
  height: 100%;
  border-left: 1px solid var(--sdi-color-outline-variant-transparent-low);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: var(--sdi-spacing-xl);
}

.sdi-gutter__text {
  writing-mode: vertical-rl;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5em;
  color: var(--sdi-color-outline);
  padding-top: var(--sdi-spacing-xl);
  padding-bottom: var(--sdi-spacing-xl);
}

.sdi-gutter__line {
  width: 1px;
  height: 8rem;
  background-color: var(--sdi-color-outline-variant-transparent-low);
  margin-bottom: var(--sdi-spacing-xl);
}

.navigation .nav-links {
    display: flex;
}

.navigation .nav-next {
    margin-left: auto;
}