/* BIAnalytics blog — dergi düzeni.
   Yalnız /blog ve /blog-detay sayfalarında yüklenir; bütün sınıflar "bd-" ile başlar, sitenin başka yerini etkilemez. */

.bd {
  --bd-murekkep: #0F172A;
  --bd-ikincil: #475569;
  --bd-cizgi: #E2E8F0;
  --bd-cizgi-koyu: #CBD5E1;
  --bd-mavi: #0B5EDA;
  --bd-mavi-koyu: #0A4DB3;
  --bd-laci: #0A1230;
  --bd-acik: #EAF2FE;
  --bd-kose: clamp(24px, 3vw, 40px);
  background-color: #F8FAFC;
  background-image: linear-gradient(rgba(15, 23, 42, 0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(15, 23, 42, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  color: var(--bd-murekkep);
  font-family: Outfit, "Public Sans", "Segoe UI", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.5;
  padding: clamp(20px, 3.4vw, 48px) 0 clamp(40px, 5vw, 72px);
}
.bd *, .bd *::before, .bd *::after { box-sizing: border-box; }
.bd [hidden] { display: none !important; }
.bd :where(a) { color: inherit; text-decoration: none; }
.bd :where(img) { display: block; max-width: 100%; }
.bd :where(h1, h2, h3, p, ul, ol, blockquote, figure) { margin: 0; }
.bd button { font-family: inherit; cursor: pointer; }
.bd :focus-visible { outline: 3px solid var(--bd-mavi); outline-offset: 3px; border-radius: 6px; }

.bd-kap { max-width: 1240px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 40px); display: flex; flex-direction: column; gap: clamp(36px, 5vw, 64px); }

/* ---------- ortak parçalar ---------- */
.bd-ust { font-size: 13px; font-weight: 800; letter-spacing: 0.16em; color: var(--bd-mavi); }
.bd-dugme { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; padding: 14px 26px; border-radius: 999px; border: 0; transition: transform 0.2s ease, background-color 0.2s ease; }
.bd-dugme:hover { transform: translateY(-2px); }
.bd-dugme svg { width: 16px; height: 16px; flex: none; }
.bd a.bd-dugme.bd-beyaz { background: #FFFFFF; color: var(--bd-murekkep); }
.bd a.bd-dugme.bd-mavi { background: var(--bd-mavi); color: #FFFFFF; box-shadow: 0 18px 34px -16px rgba(11, 94, 218, 0.9); }
.bd a.bd-dugme.bd-mavi:hover { background: var(--bd-mavi-koyu); }
.bd a.bd-dugme.bd-koyu { background: var(--bd-laci); color: #FFFFFF; }
.bd a.bd-dugme.bd-murekkep { background: var(--bd-murekkep); color: #FFFFFF; justify-content: center; }
.bd a.bd-dugme.bd-cerceve { background: #FFFFFF; color: var(--bd-murekkep); border: 1px solid var(--bd-cizgi-koyu); justify-content: center; }

.bd-avatar { width: 36px; height: 36px; border-radius: 50%; flex: none; object-fit: cover; background: #FFFFFF; }
.bd-avatar.bd-logo { object-fit: contain; padding: 4px; border: 1px solid var(--bd-cizgi); }

.bd-bolum { display: flex; flex-direction: column; gap: 24px; }
.bd-bolum-bas { display: flex; align-items: center; gap: 20px; }
.bd-bolum-bas h2 { font-size: clamp(26px, 3vw, 36px); line-height: 1.1; font-weight: 900; letter-spacing: -0.02em; }
.bd-bolum-bas::after { content: ""; flex: 1; height: 2px; background: var(--bd-cizgi); }

/* ---------- blog listesi: başlık, arama, kategoriler ---------- */
.bd-bas { display: flex; flex-direction: column; gap: 22px; }
.bd-bas-ust { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 20px 40px; }
.bd-bas-yazi { flex: 1 1 520px; min-width: 0; display: flex; flex-direction: column; gap: 12px; }
.bd-h1 { font-size: clamp(34px, 4.6vw, 58px); line-height: 1.04; font-weight: 900; letter-spacing: -0.03em; text-wrap: balance; }
.bd a.bd-rehber { align-self: flex-start; color: var(--bd-mavi); font-weight: 700; }
.bd a.bd-rehber:hover { text-decoration: underline; }
.bd-ara { flex: 0 1 340px; min-width: 0; display: flex; align-items: center; gap: 10px; background: #FFFFFF; border: 1px solid var(--bd-cizgi); border-radius: 999px; padding: 4px 8px 4px 18px; box-shadow: 0 14px 34px -18px rgba(15, 23, 42, 0.28); }
.bd-ara svg { width: 18px; height: 18px; flex: none; color: var(--bd-ikincil); }
.bd-ara input { flex: 1; min-width: 0; height: 44px; border: 0; background: transparent; font: inherit; font-size: 16px; color: var(--bd-murekkep); padding: 0; box-shadow: none; outline: none; }
.bd-ara:focus-within { border-color: var(--bd-mavi); }
.bd-gizli { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.bd-cipler { display: flex; flex-wrap: wrap; gap: 10px; }
.bd-cip { background: #FFFFFF; color: #334155; font-size: 15px; line-height: 1.5; font-weight: 700; padding: 10px 21px; border-radius: 999px; border: 1px solid var(--bd-cizgi-koyu); transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease; }
.bd-cip:hover { border-color: var(--bd-mavi); color: var(--bd-mavi); }
.bd-cip.bd-secili { background: var(--bd-murekkep); border-color: var(--bd-murekkep); color: #FFFFFF; }

/* ---------- kapak yazısı (vitrin) ---------- */
.bd-vitrin { position: relative; overflow: hidden; background: var(--bd-laci); color: #FFFFFF; border-radius: var(--bd-kose); display: flex; flex-wrap: wrap; box-shadow: 0 40px 80px -40px rgba(10, 18, 48, 0.6); }
.bd-vitrin-yazi { flex: 1 1 420px; min-width: 0; padding: clamp(28px, 4.4vw, 60px); display: flex; flex-direction: column; justify-content: center; gap: 20px; }
.bd-vitrin-ust { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; font-size: 14px; font-weight: 600; color: #CBD5E1; }
.bd-rozet { background: var(--bd-mavi); color: #FFFFFF; font-size: 12px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; padding: 7px 14px; border-radius: 999px; }
.bd-vitrin h2 { font-size: clamp(30px, 4vw, 52px); line-height: 1.05; font-weight: 900; letter-spacing: -0.025em; text-wrap: balance; }
.bd-vitrin-ozet { font-size: clamp(17px, 1.5vw, 20px); line-height: 1.5; color: #CBD5E1; text-wrap: pretty; }
.bd-vitrin-alt { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 28px; padding-top: 6px; }
.bd-yazar { display: flex; align-items: center; gap: 12px; font-size: 15px; line-height: 1.35; }
.bd-yazar > span { display: flex; flex-direction: column; }
.bd-yazar b { font-weight: 700; }
.bd-yazar a:hover { text-decoration: underline; }
.bd-vitrin .bd-yazar small { font-size: inherit; color: #CBD5E1; }
.bd-vitrin .bd-avatar { width: 44px; height: 44px; }
.bd-vitrin-gorsel { position: relative; flex: 1.25 1 440px; min-width: 0; min-height: clamp(240px, 36vw, 520px); display: flex; }
.bd-vitrin-gorsel img { width: 100%; height: 100%; object-fit: cover; object-position: 78% 50%; }
.bd-vitrin-gorsel::before { content: ""; position: absolute; top: 0; bottom: 0; left: 0; width: min(180px, 36%); background: linear-gradient(90deg, #0A1230, rgba(10, 18, 48, 0)); z-index: 1; }

/* ---------- yazı kartları ---------- */
.bd-izgara { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(330px, 100%), 1fr)); gap: 26px; }
.bd-kart { background: #FFFFFF; border: 1px solid var(--bd-cizgi); border-radius: 34px; padding: 12px; display: flex; flex-direction: column; box-shadow: 0 30px 60px -36px rgba(15, 23, 42, 0.28); transition: transform 0.25s ease, box-shadow 0.25s ease; }
.bd-kart:hover { transform: translateY(-4px); box-shadow: 0 36px 70px -34px rgba(11, 94, 218, 0.38); }
.bd-kart-gorsel { position: relative; display: block; border-radius: 24px; overflow: hidden; }
.bd-kart-gorsel img { width: 100%; aspect-ratio: 16 / 10; height: auto; object-fit: cover; }
.bd-etiket { position: absolute; top: 14px; left: 14px; background: #FFFFFF; color: var(--bd-mavi); font-size: 12px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; padding: 7px 13px; border-radius: 999px; }
.bd-kart-govde { flex: 1; padding: 22px 16px 16px; display: flex; flex-direction: column; gap: 10px; }
.bd-tarih { font-size: 14px; font-weight: 700; color: var(--bd-ikincil); }
.bd-kart h3 { font-size: 25px; line-height: 1.15; font-weight: 800; letter-spacing: -0.015em; text-wrap: balance; }
.bd-kart h3 a:hover { color: var(--bd-mavi); }
.bd-kart-ozet { font-size: 16px; color: var(--bd-ikincil); text-wrap: pretty; }
.bd-kart-alt { margin-top: auto; padding-top: 14px; border-top: 1px solid var(--bd-cizgi); font-weight: 600; }
.bd-bos { background: #FFFFFF; border: 1px dashed var(--bd-cizgi-koyu); border-radius: 26px; padding: 28px; color: var(--bd-ikincil); text-align: center; }

.bd-yazi-yok { background: #FFFFFF; border: 1px solid var(--bd-cizgi); border-radius: var(--bd-kose); padding: clamp(28px, 4.4vw, 60px); display: flex; flex-direction: column; align-items: flex-start; gap: 14px; box-shadow: 0 30px 60px -40px rgba(15, 23, 42, 0.25); }
.bd-yazi-yok h2 { font-size: clamp(26px, 3.2vw, 40px); line-height: 1.08; font-weight: 900; letter-spacing: -0.02em; }
.bd-yazi-yok p { font-size: 18px; color: var(--bd-ikincil); max-width: 620px; text-wrap: pretty; }

/* ---------- sahadan bandı ---------- */
.bd-saha { background: var(--bd-mavi); color: #FFFFFF; border-radius: var(--bd-kose); padding: clamp(28px, 4.4vw, 60px); display: flex; flex-wrap: wrap; align-items: center; gap: 32px clamp(32px, 5vw, 72px); box-shadow: 0 40px 80px -44px rgba(11, 94, 218, 0.8); }
.bd-saha-yazi { flex: 1 1 360px; min-width: 0; display: flex; flex-direction: column; align-items: flex-start; gap: 16px; }
.bd-saha .bd-ust { color: #DBEAFE; }
.bd-saha h2 { font-size: clamp(28px, 3.6vw, 46px); line-height: 1.05; font-weight: 900; letter-spacing: -0.025em; text-wrap: balance; }
.bd-saha-yazi p { font-size: 18px; color: #EAF2FE; text-wrap: pretty; }
.bd-sayilar { flex: 1.2 1 420px; min-width: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(190px, 100%), 1fr)); gap: 16px; }
.bd-sayi { background: var(--bd-laci); border-radius: 26px; padding: 24px 26px; display: flex; flex-direction: column; gap: 6px; }
.bd-sayi b { font-size: clamp(34px, 3.6vw, 48px); line-height: 1; font-weight: 900; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.bd-sayi span { font-size: 15px; color: #CBD5E1; }
.bd-sayi.bd-beyaz { background: #FFFFFF; }
.bd-sayi.bd-beyaz b { color: var(--bd-mavi); }
.bd-sayi.bd-beyaz span { color: var(--bd-ikincil); }

/* ---------- iletişim çağrısı ---------- */
.bd-cagri { background: #FFFFFF; border: 1px solid var(--bd-cizgi); border-radius: var(--bd-kose); padding: clamp(26px, 3.6vw, 48px); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px 40px; box-shadow: 0 30px 60px -40px rgba(15, 23, 42, 0.25); }
.bd-cagri > div { flex: 1 1 380px; min-width: 0; display: flex; flex-direction: column; gap: 6px; }
.bd-cagri h2 { font-size: clamp(24px, 2.8vw, 34px); line-height: 1.12; font-weight: 900; letter-spacing: -0.02em; }
.bd-cagri p { font-size: 18px; color: var(--bd-ikincil); }
.bd-cagri.bd-koyu { background: var(--bd-laci); border-color: var(--bd-laci); color: #FFFFFF; box-shadow: 0 40px 80px -44px rgba(10, 18, 48, 0.7); }
.bd-cagri.bd-koyu p { color: #CBD5E1; }

/* ---------- yazı sayfası: kapak ---------- */
.bd-kapak { position: relative; overflow: hidden; background: var(--bd-laci); color: #FFFFFF; border-radius: var(--bd-kose); display: flex; flex-wrap: wrap; box-shadow: 0 40px 80px -40px rgba(10, 18, 48, 0.6); }
.bd-kapak-ic { flex: 1.15 1 460px; min-width: 0; min-height: clamp(0px, 34vw, 480px); padding: clamp(28px, 4.4vw, 60px); display: flex; flex-direction: column; justify-content: center; gap: 20px; }
.bd-kapak-gorsel { position: relative; flex: 1 1 400px; min-width: 0; min-height: clamp(220px, 30vw, 480px); display: flex; }
.bd-kapak-gorsel img { width: 100%; height: 100%; object-fit: cover; object-position: 70% 50%; }
.bd-kapak-gorsel::before { content: ""; position: absolute; top: 0; bottom: 0; left: 0; width: min(170px, 34%); background: linear-gradient(90deg, #0A1230, rgba(10, 18, 48, 0)); z-index: 1; }
.bd-yol { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 15px; font-weight: 600; color: #CBD5E1; }
.bd .bd-yol a { color: #93C5FD; }
.bd .bd-yol a:hover { text-decoration: underline; }
.bd-kapak h1 { font-size: clamp(32px, 4vw, 52px); line-height: 1.04; font-weight: 900; letter-spacing: -0.03em; text-wrap: balance; }
.bd-kapak-ozet { font-size: clamp(18px, 1.6vw, 21px); line-height: 1.5; color: #CBD5E1; text-wrap: pretty; }
.bd-kapak-alt { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 32px; padding-top: 8px; }
.bd-kapak .bd-yazar { font-size: 16px; }
.bd-kapak .bd-yazar small { font-size: inherit; color: #CBD5E1; }
.bd-kapak .bd-avatar { width: 48px; height: 48px; }
.bd-tarih-hap { background: rgba(255, 255, 255, 0.12); border: 1px solid rgba(255, 255, 255, 0.28); font-size: 15px; font-weight: 600; padding: 9px 16px; border-radius: 999px; }

/* ---------- yazı sayfası: gövde ve yan sütun ---------- */
.bd-duzen { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 36px clamp(32px, 5vw, 64px); }
.bd-ana { flex: 999 1 560px; min-width: 0; max-width: 780px; display: flex; flex-direction: column; gap: 32px; }
.bd-yan { flex: 1 1 300px; min-width: 0; max-width: 380px; display: flex; flex-direction: column; gap: 22px; }
.bd-kutu { background: #FFFFFF; border: 1px solid var(--bd-cizgi); border-radius: 34px; padding: 28px 26px; box-shadow: 0 30px 60px -36px rgba(15, 23, 42, 0.28); }
.bd-yazar-kart { display: flex; flex-direction: column; align-items: center; gap: 8px; text-align: center; }
.bd-yazar-kart .bd-avatar { width: 96px; height: 96px; margin-bottom: 6px; }
.bd-yazar-kart .bd-avatar.bd-logo { padding: 12px; background: var(--bd-acik); border: 0; }
.bd-yazar-ad { font-size: 23px; line-height: 1.2; font-weight: 800; letter-spacing: -0.01em; }
.bd-yazar-ad a:hover { color: var(--bd-mavi); }
.bd-yazar-unvan { font-size: 16px; color: var(--bd-ikincil); }
.bd-yazar-tanitim { font-size: 16px; line-height: 1.5; color: #334155; margin: 6px 0; text-wrap: pretty; }
.bd-yazar-kart .bd-dugme { align-self: stretch; padding: 13px 20px; font-weight: 700; }
.bd-icindekiler { display: flex; flex-direction: column; }
.bd-icindekiler > b { font-size: 20px; font-weight: 800; letter-spacing: -0.01em; padding-bottom: 12px; }
.bd .bd-icindekiler a { color: #334155; font-weight: 600; padding: 11px 0; border-top: 1px solid var(--bd-cizgi); }
.bd .bd-icindekiler a:hover { color: var(--bd-mavi); }
.bd-paylas { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; padding-top: 24px; border-top: 1px solid var(--bd-cizgi-koyu); }
.bd-paylas > b { font-weight: 800; margin-right: auto; }
.bd-paylas .bd-cip { display: inline-flex; align-items: center; gap: 8px; }
.bd-paylas .bd-cip svg { width: 16px; height: 16px; }

/* ---------- yazı metni (yazarın içeriği) ---------- */
.bd-icerik { font-size: 19px; line-height: 1.7; color: #1E293B; overflow-wrap: break-word; }
.bd .bd-icerik > * + * { margin-top: 22px; }
.bd-icerik:not(.bd-ekip) h2 { font-size: clamp(26px, 2.8vw, 34px); line-height: 1.12; font-weight: 800; letter-spacing: -0.02em; color: var(--bd-murekkep); scroll-margin-top: 110px; }
.bd-icerik:not(.bd-ekip) h3 { font-size: clamp(21px, 2.1vw, 25px); line-height: 1.2; font-weight: 800; letter-spacing: -0.015em; color: var(--bd-murekkep); }
.bd .bd-icerik:not(.bd-ekip) > h2:not(:first-child), .bd .bd-icerik:not(.bd-ekip) > h3:not(:first-child) { margin-top: 40px; }
.bd-icerik:not(.bd-ekip) p { text-wrap: pretty; }
.bd-icerik:not(.bd-ekip) a { color: var(--bd-mavi); text-decoration: underline; text-underline-offset: 3px; }
.bd-icerik:not(.bd-ekip) strong { font-weight: 700; color: var(--bd-murekkep); }
.bd-icerik:not(.bd-ekip) > ul { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr)); gap: 14px; }
.bd-icerik:not(.bd-ekip) > ul > li { position: relative; background: #FFFFFF; border: 1px solid var(--bd-cizgi); border-radius: 24px; padding: 18px 20px 18px 62px; font-size: 18px; line-height: 1.35; font-weight: 600; box-shadow: 0 20px 40px -30px rgba(15, 23, 42, 0.3); display: flex; align-items: center; min-height: 68px; }
.bd-icerik:not(.bd-ekip) > ul > li::before { content: ""; position: absolute; left: 18px; top: 50%; width: 30px; height: 30px; margin-top: -15px; border-radius: 50%; background: var(--bd-mavi); }
.bd-icerik:not(.bd-ekip) > ul > li::after { content: ""; position: absolute; left: 29px; top: 50%; width: 8px; height: 13px; margin-top: -9px; border: solid #FFFFFF; border-width: 0 3px 3px 0; transform: rotate(45deg); }
.bd-icerik:not(.bd-ekip) ol, .bd-icerik:not(.bd-ekip) ul ul { list-style: revert; padding-left: 26px; }
.bd-icerik:not(.bd-ekip) ol li + li { margin-top: 8px; }
.bd-icerik:not(.bd-ekip) blockquote { background: var(--bd-acik); border-radius: 30px; padding: clamp(24px, 3.4vw, 40px); font-size: clamp(22px, 2.4vw, 28px); line-height: 1.3; font-weight: 700; letter-spacing: -0.01em; color: var(--bd-murekkep); text-wrap: balance; }
.bd-icerik:not(.bd-ekip) pre { background: var(--bd-laci); color: #E2E8F0; border-radius: 26px; padding: 22px 24px; overflow-x: auto; font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-size: 15px; line-height: 1.65; }
.bd-icerik:not(.bd-ekip) :not(pre) > code { background: #E2E8F0; border-radius: 6px; padding: 2px 6px; font-size: 0.9em; }
.bd-icerik:not(.bd-ekip) img { border-radius: 24px; height: auto; }
.bd-icerik:not(.bd-ekip) table { width: 100%; border-collapse: separate; border-spacing: 0; background: #FFFFFF; border: 1px solid var(--bd-cizgi); border-radius: 22px; overflow: hidden; font-size: 17px; line-height: 1.4; }
.bd-icerik:not(.bd-ekip) th { text-align: left; background: #F1F5F9; font-weight: 800; padding: 15px 20px; }
.bd-icerik:not(.bd-ekip) td { padding: 13px 20px; border-top: 1px solid var(--bd-cizgi); }
.bd-giris { font-size: clamp(19px, 1.8vw, 22px); line-height: 1.55; font-weight: 500; color: #334155; text-wrap: pretty; }

/* ---------- bulunamadı ---------- */
.bd-yok { max-width: 640px; margin: 0 auto; padding: clamp(40px, 8vw, 96px) 0; display: flex; flex-direction: column; align-items: center; gap: 18px; text-align: center; }
.bd-yok h1 { font-size: clamp(32px, 4.4vw, 48px); line-height: 1.08; font-weight: 900; letter-spacing: -0.025em; }
.bd-yok p { font-size: 18px; color: var(--bd-ikincil); }
.bd-yok p.bd-ust { font-size: 13px; color: var(--bd-mavi); }

@media (max-width: 640px) {
  .bd-yan { max-width: none; }
  .bd-vitrin-gorsel::before, .bd-kapak-gorsel::before { width: 100%; height: 70px; bottom: auto; background: linear-gradient(180deg, #0A1230, rgba(10, 18, 48, 0)); }
}
@media (prefers-reduced-motion: reduce) {
  .bd-kart, .bd-dugme, .bd-cip { transition: none; }
  .bd-kart:hover, .bd-dugme:hover { transform: none; }
}