/* 
 * ARCH-ENGINE // Content Component Styles
 * BEM classes for Hero, Sidebar, Blog Grid, and Cards.
 * Dependencies: global.css
 */

/* Hero Block */
.sdi-hero {
  padding: 0 var(--sdi-spacing-xl);
  margin-bottom: var(--sdi-spacing-4xl);
  position: relative;
}

.sdi-hero__header {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid rgba(191, 200, 205, 0.2);
  padding-bottom: var(--sdi-spacing-xl);
}

@media (min-width: 768px) {
  .sdi-hero__header {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}

.sdi-hero__badge {
  display: flex;
  align-items: center;
  gap: var(--sdi-spacing-sm);
  margin-bottom: var(--sdi-spacing-lg);
}

.sdi-hero__dot {
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  background-color: var(--sdi-color-secondary-container);
  animation: sdi-pulse 2s infinite ease-in-out;
}

.sdi-hero__label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--sdi-color-primary);
}

.sdi-hero__title {
  font-size: 3rem;
  font-weight: 900;
  font-family: var(--sdi-font-headline);
  color: var(--sdi-color-primary);
  letter-spacing: -0.05em;
  line-height: 0.9;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.sdi-hero__title-line {
  display: inline-block;
  overflow: hidden;
  white-space: nowrap;
  border-right: 4px solid transparent;
  width: 0;
}

.sdi-hero__title-line:first-child {
  border-right-color: var(--sdi-color-secondary-container);
  animation: 
    sdi-type 0.8s steps(10, end) forwards,
    sdi-blink 1.25s step-end 2,
    sdi-hero-cursor-hide 0s 2.5s forwards;
}

@keyframes sdi-hero-cursor-hide {
  to { border-right-color: transparent; }
}

@keyframes sdi-hero-cursor-show {
  to { border-right-color: var(--sdi-color-secondary-container); }
}

.sdi-hero__title-line:last-child {
  animation: 
    sdi-type 0.8s steps(10, end) 2.5s forwards,
    sdi-blink 1.25s step-end 2.5s infinite,
    sdi-hero-cursor-show 0s 2.5s forwards;
}

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

.sdi-hero__description {
  margin-top: var(--sdi-spacing-lg);
  color: var(--sdi-color-on-surface-variant);
  max-width: 32rem;
  font-weight: 500;
  line-height: 1.6;
}

.sdi-hero__meta {
  margin-top: var(--sdi-spacing-xl);
  text-align: right;
}

@media (min-width: 768px) {
  .sdi-hero__meta {
    margin-top: 0;
  }
}

.sdi-hero__coord, .sdi-hero__index {
  font-size: 10px;
  font-family: monospace;
  color: var(--sdi-color-outline);
  text-transform: uppercase;
}

/* Grid Layout */
.sdi-grid-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sdi-spacing-2xl);
  padding: 0 var(--sdi-spacing-xl) var(--sdi-spacing-4xl);
}

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

/* Sidebar Block */
.sdi-aside {
  grid-column: span 1;
}

@media (min-width: 768px) {
  .sdi-aside {
    grid-column: span 3;
  }
}

.sdi-aside__sticky {
  position: sticky;
  top: var(--sdi-spacing-5xl);
  display: flex;
  flex-direction: column;
  gap: var(--sdi-spacing-2xl);
}

.sdi-aside__title {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--sdi-color-outline);
  margin-bottom: var(--sdi-spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--sdi-spacing-sm);
}

.sdi-aside__title-line {
  width: 1rem;
  height: 1px;
  background-color: var(--sdi-color-outline-variant);
}

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

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

.sdi-filter-list__link {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--sdi-color-outline);
  transition: color 0.2s ease;
}

.sdi-filter-list__link:hover {
  color: var(--sdi-color-primary);
}

.sdi-filter-list__link--active {
  color: var(--sdi-color-primary);
}

.sdi-filter-list__count {
  font-size: 10px;
  font-family: monospace;
  color: var(--sdi-color-outline-variant);
}

/* Update Box Block */
.sdi-update-box {
  padding: var(--sdi-spacing-lg);
  background-color: var(--sdi-color-surface-container-low);
  border: 1px solid rgba(191, 200, 205, 0.1);
  position: relative;
  overflow: hidden;
}

.sdi-update-box__corner {
  position: absolute;
  top: 0;
  right: 0;
  width: 0.5rem;
  height: 0.5rem;
  background-color: rgba(191, 200, 205, 0.2);
}

.sdi-update-box__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sdi-spacing-sm);
}

.sdi-update-box__title {
  font-size: 10px;
  font-weight: 700;
  color: var(--sdi-color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.sdi-update-box__live {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 8px;
  font-weight: 900;
  color: #ff4444;
  letter-spacing: 0.1em;
}

.sdi-update-box__live-dot {
  width: 4px;
  height: 4px;
  background-color: #ff4444;
  border-radius: 50%;
  animation: sdi-pulse 1s infinite ease-in-out;
}

.sdi-update-box__text {
  font-size: 0.75rem;
  color: var(--sdi-color-on-surface-variant);
  line-height: 1.6;
}

.sdi-update-box__line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, transparent, 
    rgba(191, 200, 205, 0.2), transparent);
}

/* Blog Grid Block */
.sdi-blog-grid {
  grid-column: span 1;
}

@media (min-width: 768px) {
  .sdi-blog-grid {
    grid-column: span 9;
  }
}

.sdi-blog-grid__inner {
  display: grid;
  grid-template-columns: 1fr;
  column-gap: var(--sdi-spacing-2xl);
  row-gap: var(--sdi-spacing-3xl);
}

@media (min-width: 768px) {
  .sdi-blog-grid__inner {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Card Block */
.sdi-blog-feed-card {
  position: relative;
  opacity: 0;
  transform: translateY(2rem);
  transition: all var(--sdi-transition-timing) var(--sdi-transition-ease);
}

.sdi-blog-feed-card--visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 768px) {
  .sdi-blog-feed-card--offset,
  .sdi-blog-feed-card:nth-child(2) {
    margin-top: var(--sdi-spacing-4xl);
  }
}

.sdi-blog-feed-card__image-container {
  margin-bottom: var(--sdi-spacing-lg);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4 / 3;
  background-color: var(--sdi-color-surface-container-low);
}

.sdi-blog-feed-card__badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 10;
  background-color: rgba(0, 77, 96, 0.9);
  color: var(--sdi-color-white);
  font-size: 10px;
  font-family: monospace;
  padding: 0.25rem 0.75rem;
  display: flex;
  align-items: center;
  gap: var(--sdi-spacing-sm);
  backdrop-filter: blur(8px);
}

.sdi-blog-feed-card__badge-dot {
  width: 0.25rem;
  height: 0.25rem;
  background-color: var(--sdi-color-secondary-container);
  border-radius: 50%;
}

.sdi-blog-feed-card__image-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.sdi-blog-feed-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: all var(--sdi-transition-timing) var(--sdi-transition-ease);
  transform: scale(1.05);
}

.sdi-blog-feed-card:hover .sdi-blog-feed-card__image {
  filter: grayscale(0);
  transform: scale(1);
}

.sdi-blog-feed-card__image-overlay {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(191, 200, 205, 0.2);
  pointer-events: none;
}

.sdi-blog-feed-card__content {
  display: flex;
  flex-direction: column;
  gap: var(--sdi-spacing-md);
}

.sdi-blog-feed-card__meta {
  display: flex;
  align-items: center;
  gap: var(--sdi-spacing-md);
  font-size: 10px;
  font-weight: 700;
  color: var(--sdi-color-outline);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.sdi-blog-feed-card__meta-divider {
  width: 1px;
  height: 0.75rem;
  background-color: var(--sdi-color-outline-variant);
}

.sdi-blog-feed-card__title {
  font-size: 1.875rem;
  font-weight: 900;
  font-family: var(--sdi-font-headline);
  color: var(--sdi-color-primary);
  letter-spacing: -0.05em;
  line-height: 1;
  transition: color 0.2s ease;
}

.sdi-blog-feed-card:hover .sdi-blog-feed-card__title {
  color: var(--sdi-color-secondary-container);
}

.sdi-blog-feed-card__description {
  font-size: 0.875rem;
  color: var(--sdi-color-on-surface-variant);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sdi-blog-feed-card__button {
  margin-top: var(--sdi-spacing-md);
  display: inline-flex;
  align-items: center;
  gap: var(--sdi-spacing-sm);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--sdi-color-primary);
  transition: all 0.2s ease;
}

.sdi-blog-feed-card__button:hover {
  color: var(--sdi-color-secondary-container);
  transform: translateX(0.25rem);
}

/* Pagination Block */
.sdi-pagination {
  margin-top: var(--sdi-spacing-5xl);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sdi-spacing-md);
  content-visibility: auto;
  contain-intrinsic-size: 1px 500px;
}

.sdi-pagination__button {
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid rgba(191, 200, 205, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sdi-color-outline);
  transition: all 0.2s ease;
}

.sdi-pagination__button:hover {
  border-color: var(--sdi-color-primary);
  color: var(--sdi-color-primary);
}

.sdi-pagination__button--active {
  background-color: var(--sdi-color-primary-container);
  color: var(--sdi-color-on-primary);
  font-weight: 700;
  font-size: 0.75rem;
  border: none;
}

.sdi-pagination__button--numeric {
  font-weight: 700;
  font-size: 0.75rem;
}