/* ═══════════════════════════════════════════════════
   Blog & Article System — Styles
   شركة الخدمات الملكية للتنظيف
   ═══════════════════════════════════════════════════ */

/* ─── Blog Hero ─── */
.blog-hero {
  padding: calc(var(--header-h, 80px) + var(--sp-10)) 0 var(--sp-12);
  background: var(--clr-royal);
  color: var(--clr-white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.blog-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--clr-gold), #FFE082, var(--clr-gold));
}

.blog-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-5);
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: var(--clr-gold);
  margin-bottom: var(--sp-5);
}

.blog-hero__title {
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: var(--fw-black);
  line-height: var(--lh-tight);
  margin-bottom: var(--sp-4);
  max-width: 700px;
  margin-inline: auto;
}

.blog-hero__desc {
  font-size: var(--fs-base);
  color: var(--clr-text-on-dark);
  max-width: 600px;
  margin: 0 auto var(--sp-6);
  line-height: var(--lh-relaxed);
}

.blog-hero__btns {
  display: flex;
  gap: var(--sp-3);
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── Featured Articles ─── */
.blog-featured {
  padding-block: var(--section-padding);
}

.blog-featured__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.blog-featured__card {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  transition: all 0.4s var(--ease-out);
  display: flex;
  flex-direction: column;
}

.blog-featured__card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.blog-featured__img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
}

.blog-featured__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.blog-featured__card:hover .blog-featured__img {
  transform: scale(1.06);
}

.blog-featured__cat {
  position: absolute;
  top: var(--sp-3);
  right: var(--sp-3);
  padding: var(--sp-1) var(--sp-3);
  background: var(--clr-gold);
  color: var(--clr-royal-dark);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: var(--fw-bold);
  z-index: 2;
}

.blog-featured__body {
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  flex: 1;
}

.blog-featured__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  line-height: var(--lh-snug);
  color: var(--clr-text);
}

.blog-featured__card:hover .blog-featured__title {
  color: var(--clr-gold);
}

.blog-featured__excerpt {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  line-height: var(--lh-normal);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-featured__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: var(--clr-text-light);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--clr-border);
  margin-top: auto;
}

.blog-featured__read-time {
  display: flex;
  align-items: center;
  gap: 4px;
}

.blog-featured__read-time svg {
  width: 14px;
  height: 14px;
}

.blog-featured__link {
  color: var(--clr-gold);
  font-weight: var(--fw-semibold);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--tr-fast);
}

.blog-featured__link:hover {
  gap: 8px;
}

/* ─── Category Chips ─── */
.blog-categories {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  justify-content: center;
  margin-bottom: var(--sp-8);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.blog-cat-chip {
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--clr-border);
  background: var(--clr-white);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-muted);
  cursor: pointer;
  transition: all var(--tr-fast);
  font-family: var(--ff-body);
}

.blog-cat-chip:hover {
  border-color: var(--clr-gold);
  color: var(--clr-gold);
  transform: translateY(-1px);
}

.blog-cat-chip--active {
  background: var(--clr-gold);
  color: var(--clr-royal-dark);
  border-color: var(--clr-gold);
}

/* ─── Blog Search ─── */
.blog-search {
  max-width: 500px;
  margin: 0 auto var(--sp-8);
  position: relative;
  padding-inline: var(--container-padding);
}

.blog-search__input {
  width: 100%;
  padding: var(--sp-3) var(--sp-5) var(--sp-3) var(--sp-12);
  border-radius: var(--radius-xl);
  border: 2px solid var(--clr-border);
  background: var(--clr-white);
  font-size: var(--fs-sm);
  font-family: var(--ff-body);
  color: var(--clr-text);
  transition: all var(--tr-base);
  outline: none;
}

.blog-search__input:focus {
  border-color: var(--clr-gold);
  box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.1);
}

.blog-search__icon {
  position: absolute;
  right: calc(var(--container-padding) + var(--sp-4));
  top: 50%;
  transform: translateY(-50%);
  color: var(--clr-text-light);
  pointer-events: none;
}

.blog-search__icon svg {
  width: 18px;
  height: 18px;
}

/* ─── Article Grid ─── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--sp-6);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.blog-card {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  transition: all 0.4s var(--ease-out);
  display: flex;
  flex-direction: column;
}

.blog-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.6s;
  z-index: 3;
  pointer-events: none;
}

.blog-card:hover::before {
  left: 100%;
}

.blog-card:hover {
  transform: translateY(-5px) perspective(1000px) rotateX(1deg);
  box-shadow: 0 20px 40px rgba(14, 45, 82, 0.12);
  border-color: transparent;
}

.blog-card__img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
}

.blog-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-out);
}

.blog-card:hover .blog-card__img {
  transform: scale(1.05);
}

.blog-card__cat {
  position: absolute;
  top: var(--sp-3);
  right: var(--sp-3);
  padding: 2px var(--sp-3);
  background: var(--clr-gold);
  color: var(--clr-royal-dark);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: var(--fw-bold);
  z-index: 2;
}

.blog-card__body {
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  flex: 1;
}

.blog-card__title {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  line-height: var(--lh-snug);
  transition: color var(--tr-fast);
}

.blog-card:hover .blog-card__title {
  color: var(--clr-gold);
}

.blog-card__excerpt {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  line-height: var(--lh-normal);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: var(--clr-text-light);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--clr-border);
  margin-top: auto;
}

.blog-card__time {
  display: flex;
  align-items: center;
  gap: 4px;
}

.blog-card__time svg {
  width: 13px;
  height: 13px;
}

.blog-card__read-more {
  color: var(--clr-gold);
  font-weight: var(--fw-semibold);
  text-decoration: none;
  transition: gap var(--tr-fast);
  display: flex;
  align-items: center;
  gap: 4px;
}

.blog-card__read-more:hover {
  gap: 8px;
}

/* ─── Article Page ─── */
.article-hero {
  padding: calc(var(--header-h, 80px) + var(--sp-8)) 0 var(--sp-10);
  background: var(--clr-royal);
  color: var(--clr-white);
  position: relative;
  overflow: hidden;
}

.article-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--clr-gold), #FFE082, var(--clr-gold));
}

.article-hero__container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-8);
  align-items: center;
}

.article-hero__cat {
  display: inline-block;
  padding: var(--sp-1) var(--sp-4);
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: var(--clr-gold);
  margin-bottom: var(--sp-4);
}

.article-hero__title {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: var(--fw-black);
  line-height: var(--lh-tight);
  margin-bottom: var(--sp-3);
}

.article-hero__desc {
  font-size: var(--fs-base);
  color: var(--clr-text-on-dark);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--sp-4);
}

.article-hero__meta {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--sp-5);
}

.article-hero__meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.article-hero__meta-item svg {
  width: 14px;
  height: 14px;
}

.article-hero__img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  border-radius: var(--radius-2xl);
  border: 2px solid rgba(212, 175, 55, 0.15);
}

/* ─── Article Layout ─── */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--sp-10);
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--sp-10) var(--container-padding);
}

.article-content {
  min-width: 0;
}

.article-content h2 {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  margin-top: var(--sp-8);
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-2);
  border-bottom: 2px solid rgba(212, 175, 55, 0.15);
  scroll-margin-top: 100px;
}

.article-content h3 {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  margin-top: var(--sp-6);
  margin-bottom: var(--sp-3);
}

.article-content p {
  font-size: var(--fs-base);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--sp-4);
  color: var(--clr-text);
}

.article-content ul, .article-content ol {
  margin-bottom: var(--sp-4);
  padding-right: var(--sp-5);
}

.article-content li {
  font-size: var(--fs-base);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--sp-2);
  position: relative;
}

.article-content ul li::marker {
  color: var(--clr-gold);
}

.article-content a {
  color: var(--clr-gold);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--tr-fast);
}

.article-content a:hover {
  color: #c9a030;
}

.article-content img {
  width: 100%;
  border-radius: var(--radius-xl);
  margin-block: var(--sp-5);
}

/* ─── Table of Contents ─── */
.toc {
  position: sticky;
  top: calc(var(--header-h, 80px) + var(--sp-4));
  align-self: start;
}

.toc__box {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-2xl);
  padding: var(--sp-5);
}

.toc__title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: 2px solid var(--clr-gold);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.toc__title svg {
  width: 16px;
  height: 16px;
  color: var(--clr-gold);
}

.toc__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc__link {
  display: block;
  padding: var(--sp-2) var(--sp-3);
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  text-decoration: none;
  border-radius: var(--radius-md);
  border-right: 2px solid transparent;
  transition: all var(--tr-fast);
  line-height: var(--lh-normal);
}

.toc__link:hover, .toc__link--active {
  color: var(--clr-gold);
  background: rgba(212, 175, 55, 0.06);
  border-right-color: var(--clr-gold);
}

/* ─── Article CTA Box ─── */
.article-cta-box {
  background: linear-gradient(135deg, var(--clr-royal) 0%, var(--clr-royal-dark) 100%);
  color: var(--clr-white);
  border-radius: var(--radius-2xl);
  padding: var(--sp-8);
  margin-block: var(--sp-8);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.article-cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(212, 175, 55, 0.08);
  pointer-events: none;
}

.article-cta-box__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  margin-bottom: var(--sp-3);
}

.article-cta-box__desc {
  font-size: var(--fs-sm);
  color: var(--clr-text-on-dark);
  margin-bottom: var(--sp-5);
}

.article-cta-box__btns {
  display: flex;
  gap: var(--sp-3);
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── Related Articles ─── */
.related-articles {
  padding-block: var(--section-padding);
  background: var(--clr-gray);
}

.related-articles__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--sp-5);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

/* ─── FAQ Page Styles ─── */
.faq-hero {
  padding: calc(var(--header-h, 80px) + var(--sp-10)) 0 var(--sp-12);
  background: var(--clr-royal);
  color: var(--clr-white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.faq-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--clr-gold), #FFE082, var(--clr-gold));
}

.faq-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  justify-content: center;
  margin-bottom: var(--sp-8);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.faq-tab {
  padding: var(--sp-2) var(--sp-5);
  border-radius: var(--radius-full);
  border: 1px solid var(--clr-border);
  background: var(--clr-white);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-muted);
  cursor: pointer;
  transition: all var(--tr-fast);
  font-family: var(--ff-body);
}

.faq-tab:hover {
  border-color: var(--clr-gold);
  color: var(--clr-gold);
}

.faq-tab--active {
  background: var(--clr-gold);
  color: var(--clr-royal-dark);
  border-color: var(--clr-gold);
}

.faq-section {
  max-width: 800px;
  margin-inline: auto;
  padding-inline: var(--container-padding);
  margin-bottom: var(--sp-8);
}

.faq-section__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-2);
  border-bottom: 2px solid rgba(212, 175, 55, 0.15);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.faq-section__title svg {
  width: 20px;
  height: 20px;
  color: var(--clr-gold);
}

/* ─── Blog Section on Homepage ─── */
.blog-preview__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  margin-bottom: var(--sp-6);
}

.blog-preview__more {
  text-align: center;
  margin-top: var(--sp-4);
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .toc {
    position: static;
  }
  .toc__box {
    margin-bottom: var(--sp-6);
  }
  .article-hero__container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .article-hero__img {
    max-width: 500px;
    margin-inline: auto;
  }
}

@media (max-width: 768px) {
  .blog-featured__grid {
    grid-template-columns: 1fr;
  }
  .blog-grid {
    grid-template-columns: 1fr;
  }
  .blog-preview__grid {
    grid-template-columns: 1fr;
  }
  .blog-hero {
    padding-top: calc(var(--header-h, 80px) + var(--sp-6));
    padding-bottom: var(--sp-8);
  }
  .article-hero {
    padding-top: calc(var(--header-h, 80px) + var(--sp-6));
  }
  .article-hero__meta {
    justify-content: center;
    flex-wrap: wrap;
  }
  .article-cta-box {
    padding: var(--sp-6);
  }
  .faq-tabs {
    gap: var(--sp-1);
  }
  .faq-tab {
    font-size: 11px;
    padding: var(--sp-1) var(--sp-3);
  }
}

@media (max-width: 480px) {
  .blog-categories {
    gap: var(--sp-1);
  }
  .blog-cat-chip {
    font-size: 11px;
    padding: var(--sp-1) var(--sp-3);
  }
  .article-content h2 {
    font-size: var(--fs-lg);
  }
  .article-cta-box__btns {
    flex-direction: column;
    align-items: center;
  }
  .blog-hero__btns {
    flex-direction: column;
    align-items: center;
  }
}