/* Articles use the same visual shell as the portfolio. Only the reader page drops the sidebar. */
:root {
  --article-surface: #1e1e1e;
  --article-surface-2: #232323;
  --article-surface-3: #2a2a2a;
  --article-text: #fff;
  --article-muted: #b1b1b1;
  --article-subtle: #858585;
  --article-line: rgba(255,255,255,.12);
  --article-line-strong: rgba(255,255,255,.24);
  --article-hover: rgba(255,255,255,.07);
  --article-radius: 18px;
}

.article-portfolio-page .article-main-doc { min-width: 0; }
.article-portfolio-page .article-cv-main-doc {
  justify-content: flex-start;
  align-content: center;
  flex-wrap: nowrap;
}

.portfolio-articles {
  width: min(1160px, calc(100% - 4vw));
  min-height: 100%;
  padding: 4.2vh 1.5vw 6vh;
  color: var(--article-text);
}

.portfolio-articles-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
}
.portfolio-articles-head > div { max-width: 820px; }
.portfolio-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--article-muted);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 9px;
}
.portfolio-eyebrow :is(i,.svg-inline--fa) { width: 15px; height: 15px; }
.portfolio-articles-head h1 {
  margin: 0;
  font-size: clamp(30px, 4.2vh, 48px);
  line-height: 1.3;
  letter-spacing: -.6px;
}
.portfolio-articles-head p {
  margin: 10px 0 0;
  color: var(--article-muted);
  font-size: 15px;
  line-height: 1.9;
  max-width: 760px;
}
.category-heading { margin-bottom: 18px; }
.portfolio-back-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 15px;
  color: var(--article-muted);
  text-decoration: none;
  font-size: 13px;
}
.portfolio-back-link:hover { color: #fff; }

.portfolio-category-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding: 3px 0 14px;
  margin-bottom: 20px;
  scrollbar-width: thin;
}
.portfolio-category-nav a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 8px 14px;
  border: 1px solid var(--article-line);
  border-radius: 13px;
  background: var(--article-surface);
  color: var(--article-muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: .2s ease;
}
.portfolio-category-nav a:hover,
.portfolio-category-nav a.is-active {
  color: #111;
  background: #fff;
  border-color: #fff;
}

.portfolio-featured {
  display: grid;
  grid-template-columns: minmax(300px, 1.35fr) minmax(280px, .9fr);
  overflow: hidden;
  min-height: 330px;
  margin-bottom: 28px;
  border: 1px solid var(--article-line);
  border-radius: 22px;
  background: var(--article-surface);
}
.portfolio-featured-cover {
  min-height: 330px;
  overflow: hidden;
  background: #121212;
  text-decoration: none;
}
.portfolio-featured-cover img,
.portfolio-card-cover img,
.article-cover-large img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.portfolio-featured-cover img { transition: transform .35s ease; }
.portfolio-featured:hover .portfolio-featured-cover img { transform: scale(1.025); }
.article-cover-placeholder {
  width: 100%; height: 100%; min-height: inherit;
  display: grid; place-items: center;
  color: #616161;
  background: linear-gradient(145deg,#171717,#222);
  font-size: 34px;
}
.portfolio-featured-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(24px, 3.2vw, 42px);
}
.article-category-chip {
  display: inline-flex;
  align-items: center;
  min-height: 27px;
  padding: 4px 10px;
  margin-bottom: 10px;
  border: 1px solid var(--article-line);
  border-radius: 999px;
  color: #d6d6d6;
  background: rgba(255,255,255,.04);
  font-size: 12px;
  font-weight: 700;
}
.portfolio-featured-content h2 {
  margin: 0 0 12px;
  font-size: clamp(24px, 3vh, 36px);
  line-height: 1.65;
}
.portfolio-featured-content h2 a,
.portfolio-card-body h3 a { color: inherit; text-decoration: none; }
.portfolio-featured-content p {
  margin: 0 0 18px;
  color: var(--article-muted);
  font-size: 14px;
  line-height: 1.95;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 13px;
  color: var(--article-subtle);
  font-size: 12px;
}
.article-meta span { display: inline-flex; align-items: center; gap: 6px; }
.article-meta :is(i,.svg-inline--fa) { width: 13px; height: 13px; }
.article-read-more {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 20px;
  padding: 10px 15px;
  border-radius: 12px;
  background: #fff;
  color: #111;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}
.article-read-more :is(i,.svg-inline--fa) { width: 12px; height: 12px; }

.portfolio-section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  margin: 26px 0 14px;
}
.portfolio-section-title h2 { margin: 0; font-size: 20px; }
.portfolio-section-title > span { color: var(--article-subtle); font-size: 12px; }

.portfolio-article-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 15px;
}
.portfolio-article-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--article-line);
  border-radius: 17px;
  background: var(--article-surface);
  transition: transform .22s ease,border-color .22s ease,background .22s ease;
}
.portfolio-article-card:hover {
  transform: translateY(-3px);
  border-color: var(--article-line-strong);
  background: var(--article-surface-2);
}
.portfolio-card-cover {
  display: block;
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #151515;
  text-decoration: none;
}
.portfolio-card-cover .article-cover-placeholder { min-height: 100%; }
.portfolio-card-cover img { transition: transform .35s ease; }
.portfolio-article-card:hover .portfolio-card-cover img { transform: scale(1.035); }
.portfolio-card-body { padding: 16px; }
.portfolio-card-body h3 {
  margin: 0 0 9px;
  font-size: 16px;
  line-height: 1.75;
}
.portfolio-card-body p {
  margin: 0 0 13px;
  color: var(--article-muted);
  font-size: 13px;
  line-height: 1.85;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.portfolio-no-articles {
  grid-column: 1/-1;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 30px;
  border: 1px dashed var(--article-line-strong);
  border-radius: 18px;
  color: var(--article-muted);
  text-align: center;
}
.portfolio-no-articles :is(i,.svg-inline--fa) { width: 34px; height: 34px; color: #666; margin-bottom: 4px; }
.portfolio-no-articles strong { color: #fff; font-size: 16px; }
.portfolio-no-articles span { font-size: 13px; }

/* Reader: same palette and border language, intentionally no sidebar. */
html.article-reader-html { overflow: auto; height: auto; min-height: 100%; }
body.article-reader-page {
  display: block;
  width: 100%;
  min-height: 100vh;
  height: auto;
  overflow: auto;
  background: var(--dark-background);
  color: var(--article-text);
}
.article-reader-frame {
  width: calc(100% - 2dvh);
  min-height: 98dvh;
  margin: 1dvh;
  padding: 2px;
  border-radius: var(--border-radius);
  background: var(--gradient-border);
  background-size: 400% 400%;
  animation: gradientAnim 15s ease infinite;
}
.article-reader-inner {
  min-height: calc(98dvh - 4px);
  overflow: hidden;
  border-radius: calc(var(--border-radius) - 2px);
  background: var(--dark-background);
}
.reader-topbar {
  width: min(1180px,calc(100% - 36px));
  min-height: 74px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid var(--article-line);
}
.reader-back,
.reader-actions a {
  color: var(--article-muted);
  text-decoration: none;
  transition: .2s ease;
}
.reader-back { justify-self: start; display: inline-flex; align-items: center; gap: 9px; font-size: 13px; font-weight: 600; }
.reader-back:hover,.reader-actions a:hover { color: #fff; }
.reader-brand { display: flex; flex-direction: column; align-items: center; color: #fff; text-decoration: none; line-height: 1.35; }
.reader-brand span { font-size: 15px; font-weight: 800; }
.reader-brand small { margin-top: 2px; color: var(--article-subtle); font-size: 11px; }
.reader-actions { justify-self: end; display: flex; align-items: center; gap: 7px; }
.reader-actions a { width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid var(--article-line); border-radius: 11px; background: var(--article-surface); }
.reader-actions img { width: 21px; height: 14px; object-fit: cover; border-radius: 2px; }

.article-detail-wrap { width: min(1080px,calc(100% - 36px)); margin: 0 auto; padding: 34px 0 65px; }
.article-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 20px; color: var(--article-subtle); font-size: 12px; }
.article-breadcrumb a { color: inherit; text-decoration: none; }
.article-breadcrumb a:hover { color: #fff; }
.article-breadcrumb :is(i,.svg-inline--fa) { width: 9px; height: 9px; }
.article-head { max-width: 920px; }
.article-head h1 { margin: 8px 0 14px; font-size: clamp(32px,4.4vw,52px); line-height: 1.55; letter-spacing: -.7px; }
.article-head .lead { max-width: 900px; margin: 0 0 18px; color: var(--article-muted); font-size: 16px; line-height: 2; }
.article-head-meta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 25px; color: var(--article-subtle); font-size: 12px; }
.article-head-meta span { display: inline-flex; align-items: center; gap: 6px; }
.article-head-meta :is(i,.svg-inline--fa) { width: 13px; height: 13px; }
.article-cover-large { width: 100%; aspect-ratio: 16/8.5; overflow: hidden; margin-bottom: 28px; border: 1px solid var(--article-line); border-radius: 20px; background: #111; }
.article-layout { display: grid; grid-template-columns: minmax(0,1fr) 220px; gap: 22px; align-items: start; }
.article-content {
  min-width: 0;
  padding: clamp(24px,3.5vw,42px);
  border: 1px solid var(--article-line);
  border-radius: 19px;
  background: var(--article-surface);
  color: #e8e8e8;
  font-size: 17px;
  line-height: 2.15;
}
.article-content p { margin: 0 0 20px; }
.article-content h2 { margin: 38px 0 12px; color: #fff; font-size: 27px; line-height: 1.7; }
.article-content h3 { margin: 30px 0 10px; color: #fff; font-size: 22px; line-height: 1.75; }
.article-content h2:first-child,.article-content h3:first-child { margin-top: 0; }
.article-content img { display: block; max-width: 100%; height: auto; margin: 26px auto; border-radius: 14px; }
.article-content blockquote { margin: 25px 0; padding: 17px 20px; border-inline-start: 3px solid #fff; border-radius: 10px; background: rgba(255,255,255,.045); color: #d0d0d0; }
.article-content a { color: #fff; text-decoration: underline; text-underline-offset: 4px; }
.article-content ul,.article-content ol { padding-inline-start: 25px; margin-bottom: 20px; }
.article-content code { padding: 2px 6px; border-radius: 6px; background: #111; font-family: Consolas,monospace; }
.article-content pre { overflow-x: auto; margin: 20px 0; padding: 16px; border: 1px solid var(--article-line); border-radius: 12px; background: #111; }
.article-side { position: sticky; top: 18px; display: flex; flex-direction: column; gap: 10px; }
.author-box,.share-box { padding: 15px; border: 1px solid var(--article-line); border-radius: 15px; background: var(--article-surface); }
.author-box { display: flex; align-items: center; gap: 10px; }
.author-icon { width: 36px; height: 36px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 11px; background: #fff; color: #111; }
.author-box small,.share-box small { display: block; margin-bottom: 4px; color: var(--article-subtle); font-size: 12px; }
.author-box strong { display: block; color: #fff; font-size: 13px; }
.share-actions { display: flex; gap: 7px; margin-top: 9px; }
.share-actions button { width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid var(--article-line); border-radius: 10px; background: #161616; color: #fff; cursor: pointer; }
.share-actions button:hover { background: #fff; color: #111; }
.related-section { margin-top: 34px; }
.related-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 12px; }

.lang-fa .portfolio-articles,
.lang-fa .article-detail-wrap { font-family: var(--font-fa,"Vazirmatn",Tahoma,Arial,sans-serif); }
.lang-fa .portfolio-featured-content,
.lang-fa .portfolio-card-body,
.lang-fa .article-head,
.lang-fa .article-content { text-align: right; }
html[dir="ltr"] .portfolio-featured-content,
html[dir="ltr"] .portfolio-card-body,
html[dir="ltr"] .article-head,
html[dir="ltr"] .article-content { text-align: left; }

@media (max-width: 1050px) {
  .article-portfolio-page .article-main-doc { margin-top: 11dvh; margin-bottom: 9dvh; }
  .portfolio-articles { width: min(100%,900px); padding: 28px 18px 70px; }
  .portfolio-article-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .portfolio-featured { grid-template-columns: 1.05fr .95fr; }
}
@media (max-width: 760px) {
  .portfolio-featured { grid-template-columns: 1fr; }
  .portfolio-featured-cover { min-height: 250px; aspect-ratio: 16/9; }
  .portfolio-article-grid { grid-template-columns: 1fr; }
  .portfolio-articles-head h1 { font-size: 31px; }
  .article-layout { grid-template-columns: 1fr; }
  .article-side { position: static; display: grid; grid-template-columns: 1fr 1fr; }
  .related-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .reader-topbar { grid-template-columns: 1fr auto; }
  .reader-brand { display: none; }
}
@media (max-width: 520px) {
  .portfolio-articles { padding-inline: 13px; }
  .portfolio-articles-head p { font-size: 14px; }
  .portfolio-featured-content { padding: 21px; }
  .portfolio-featured-content h2 { font-size: 23px; }
  .portfolio-category-nav a { min-height: 36px; padding: 7px 11px; font-size: 12px; }
  .article-reader-frame { width: 100%; min-height: 100vh; margin: 0; padding: 0; border-radius: 0; background: var(--dark-background); }
  .article-reader-inner { min-height: 100vh; border-radius: 0; }
  .reader-topbar { width: calc(100% - 26px); min-height: 64px; }
  .article-detail-wrap { width: calc(100% - 26px); padding-top: 25px; }
  .article-head h1 { font-size: 28px; }
  .article-head .lead { font-size: 14px; }
  .article-content { padding: 21px 18px; font-size: 15px; }
  .article-content h2 { font-size: 23px; }
  .article-content h3 { font-size: 19px; }
  .article-side { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
}