/* =========================================================
   Lin Yazılım — Bülten sayfaları (yazı + liste)
   main.css'in üzerine yüklenir
   ========================================================= */

/* ---------- Yazı kapağı ---------- */
.art-hero { position: relative; min-height: 78vh; display: flex; align-items: flex-end; padding: 170px 0 70px; overflow: hidden; }
.art-cover { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.art-cover img { width: 100%; height: 118%; object-fit: cover; opacity: 0.6; will-change: transform; }
.art-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5, 11, 24, 0.7) 0%, rgba(5, 11, 24, 0.35) 35%, rgba(5, 11, 24, 0.9) 82%, var(--bg) 100%),
    linear-gradient(90deg, rgba(5, 11, 24, 0.75) 0%, rgba(5, 11, 24, 0) 70%);
}
.art-hero-inner { position: relative; z-index: 1; }
.art-back {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(5, 11, 24, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-size: 14px;
  color: #cfe0f5;
  transition: background 0.3s, border-color 0.3s, color 0.3s;
}
.art-back i { transition: transform 0.35s var(--ease); }
.art-back:hover { color: #fff; background: rgba(255, 255, 255, 0.08); border-color: rgba(255, 255, 255, 0.3); }
.art-back:hover i { transform: translateX(-4px); }
.art-meta { display: flex; align-items: center; gap: 14px; margin: 28px 0 18px; font-size: 14px; color: #cfe0f5; }
.art-title { max-width: 1040px; font-family: var(--font-display); font-size: clamp(2.2rem, 5vw, 4.4rem); font-weight: 700; line-height: 1.06; letter-spacing: -0.035em; }

/* ---------- Yazı gövdesi ---------- */
.art-body { position: relative; z-index: 2; padding: 30px 0 var(--section); }
.art-content { max-width: 780px; margin: 0 auto; font-size: 1.08rem; line-height: 1.85; color: #c9d6e8; }
.art-content > * + * { margin-top: 1.4em; }
.art-content p.lead { font-family: var(--font-display); font-size: clamp(1.2rem, 1.8vw, 1.45rem); font-weight: 400; line-height: 1.6; letter-spacing: -0.01em; color: var(--text); }
.art-content strong { font-weight: 600; color: #fff; }
.art-content h2 { margin-top: 2em; font-family: var(--font-display); font-size: clamp(1.5rem, 2.6vw, 2.1rem); line-height: 1.2; letter-spacing: -0.02em; color: #fff; }
.art-content ul { display: grid; gap: 12px; }
.art-content li { position: relative; padding-left: 30px; }
.art-content li::before { content: ''; position: absolute; left: 6px; top: 0.72em; width: 9px; height: 9px; border-radius: 2px; background: var(--grad); transform: rotate(45deg); }
.art-content img { cursor: zoom-in; }
.blog-image-full { display: block; width: 100%; border-radius: 22px; box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35); }
.blog-image-duo { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.blog-image-duo img { width: 100%; height: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 18px; }
.blog-image-center { display: block; width: 100%; max-width: 360px; margin-left: auto; margin-right: auto; border-radius: 18px; }
.art-content .blog-image-caption, .art-content .blog-video-caption { margin-top: 0.7em; text-align: center; font-size: 0.9rem; color: var(--muted); }
.blog-carousel { display: flex; gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 12px; scrollbar-width: thin; scrollbar-color: rgba(255, 255, 255, 0.2) transparent; }
.blog-carousel figure { flex: 0 0 82%; scroll-snap-align: center; }
.blog-carousel img { width: 100%; border-radius: 18px; }
.blog-carousel figcaption { margin-top: 8px; text-align: center; font-size: 0.9rem; color: var(--muted); }
.blog-highlight-box { padding: 28px 32px; border-radius: 22px; border: 1px solid rgba(255, 255, 255, 0.1); background: linear-gradient(135deg, rgba(72, 160, 227, 0.14), rgba(228, 35, 128, 0.12)); }
.blog-highlight-box p { font-family: var(--font-display); font-size: clamp(1.2rem, 2vw, 1.5rem); line-height: 1.45; color: #fff; }
.blog-video-wrap { overflow: hidden; border-radius: 22px; border: 1px solid var(--line); background: #000; }
.blog-video { display: block; width: 100%; }
.blog-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 2.4em !important; }
.blog-tag { padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.03); font-size: 13px; line-height: 1.4; color: #cfe0f5; }
.blog-linkedin-cta { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; padding: 26px 28px; border-radius: 22px; border: 1px solid var(--line); background: rgba(10, 20, 40, 0.6); }
.blog-linkedin-cta h4 { font-family: var(--font-display); font-size: 1.15rem; line-height: 1.3; color: #fff; }
.blog-linkedin-cta p { margin-top: 4px; font-size: 0.95rem; line-height: 1.6; color: var(--muted); }
.blog-cta-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.art-social { gap: 10px; }
.art-social--li { background: #0a66c2; border-color: #0a66c2; }
.art-social--li:hover { background: #0b77e0; border-color: #0b77e0; }
.art-social--yt { background: #e62117; border-color: #e62117; }
.art-social--yt:hover { background: #ff2a1f; border-color: #ff2a1f; }

/* Önceki / sonraki yazı */
.art-pager { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; max-width: 780px; margin: 70px auto 0; padding-top: 30px; border-top: 1px solid var(--line); }
.art-pager-link { display: flex; flex-direction: column; gap: 8px; padding: 20px 22px; border-radius: 18px; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.03); transition: border-color 0.3s, background 0.3s; }
.art-pager-link:hover { border-color: rgba(72, 160, 227, 0.45); background: rgba(72, 160, 227, 0.06); }
.art-pager-link small { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--blue); }
.art-pager-link span { font-family: var(--font-display); font-weight: 600; line-height: 1.35; color: #fff; }
.art-pager-link--next { align-items: flex-end; text-align: right; }

.art-more { padding: 0 0 var(--section); }
@media (min-width: 1101px) { .news-grid--3 { grid-template-columns: repeat(3, 1fr); } }

/* Ön analiz çağrısı */
.art-cta { padding: 0 0 var(--section); }
.art-cta-box {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: clamp(28px, 4vw, 50px);
  border-radius: 28px;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(72, 160, 227, 0.16), rgba(124, 58, 160, 0.14) 50%, rgba(228, 35, 128, 0.14));
}
.art-cta-box h2 { margin-top: 12px; font-family: var(--font-display); font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -0.02em; line-height: 1.15; }
.art-cta-box p { max-width: 560px; margin-top: 8px; color: #c3d1e4; }

/* ---------- Bülten listesi ---------- */
.bl-hero { padding: 170px 0 50px; }
.bl-hero .art-title { margin-top: 18px; }
.bl-hero .lead { margin-top: 20px; max-width: 560px; }
.bl-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 36px; }
.bl-chip { display: inline-flex; align-items: center; gap: 10px; padding: 10px 18px; border-radius: 999px; border: 1px solid rgba(255, 255, 255, 0.14); font-size: 14px; color: #cfe0f5; transition: background 0.3s, border-color 0.3s, color 0.3s; }
.bl-chip b { padding: 2px 8px; border-radius: 999px; background: rgba(255, 255, 255, 0.08); font-size: 12px; color: #fff; }
.bl-chip:hover { border-color: rgba(255, 255, 255, 0.35); }
.bl-chip.is-active { background: var(--grad); border-color: transparent; color: #fff; }
.bl-chip.is-active b { background: rgba(255, 255, 255, 0.22); }
.bl-list { padding: 10px 0 var(--section); }
.bl-list .news-grid { margin-top: 0; }
.nc.is-filtered { display: none; }
.bl-follow { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; margin-top: 60px; padding: 26px 28px; border-radius: 22px; border: 1px solid var(--line); background: rgba(10, 20, 40, 0.6); }
.bl-follow h3 { font-family: var(--font-display); font-size: 1.2rem; }
.bl-follow p { margin-top: 4px; color: var(--muted); }

/* ---------- Yasal sayfalar ---------- */
.bl-hero--legal { padding-bottom: 20px; }
.legal-contact { margin-top: 2.4em !important; padding-top: 1.4em; border-top: 1px solid var(--line); color: var(--muted); }
.legal-contact a { color: #9fc5ec; }
.legal-other { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; max-width: 780px; margin: 50px auto 0; }

/* ---------- 404 ---------- */
.nf-hero { min-height: 72vh; display: flex; align-items: center; }
.nf-code { font-family: var(--font-display); font-size: clamp(6rem, 18vw, 13rem); font-weight: 800; line-height: 0.9; letter-spacing: -0.06em; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nf-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

/* ---------- Görsel büyütme ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 180;
  display: grid;
  place-items: center;
  padding: 4vw;
  background: rgba(3, 7, 16, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s, visibility 0s linear 0.35s;
}
.lightbox.is-open { opacity: 1; visibility: visible; transition: opacity 0.35s, visibility 0s; }
.lightbox img { max-width: 100%; max-height: 86vh; border-radius: 16px; box-shadow: 0 40px 120px rgba(0, 0, 0, 0.6); cursor: zoom-out; }
.lb-close { position: absolute; top: 20px; right: 20px; width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.06); display: grid; place-items: center; font-size: 18px; }
.lb-close:hover { background: rgba(255, 255, 255, 0.14); }

@media (max-width: 900px) {
  .art-hero { min-height: 62vh; padding: 130px 0 46px; }
  .bl-hero { padding: 130px 0 40px; }
}
@media (max-width: 600px) {
  .art-content { font-size: 1rem; }
  .blog-image-duo { grid-template-columns: 1fr; }
  .blog-carousel figure { flex-basis: 88%; }
  .blog-highlight-box { padding: 22px; }
  .art-pager { grid-template-columns: 1fr; }
  .art-pager-link--next { align-items: flex-start; text-align: left; }
  .art-cta-box .btn { width: 100%; justify-content: center; }
}