/* ==========================================================================
   BİLİŞİM TEKNOLOJİLERİ DERNEĞİ (BT) - KURUMSAL STİL DOSYASI
   Tasarım Şablonu: Kırmızı / Safir Mavi / Derin Lacivert / Beyaz
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  /* Ana Renkler */
  --color-primary: #FE0000;       /* Kurumsal Kırmızı (BT Canlı Kırmızı) */
  --color-primary-dark: #D40000;  /* Koyu Kırmızı */
  --color-primary-light: #FF3333; /* Açık Kırmızı */
  --color-blue: #000094;          /* Safir / Royal Mavi (Tasarım Şablonu) */
  --color-blue-dark: #0A1654;     /* Koyu Dernek Mavisi */
  --color-blue-light: #0D35B8;    /* Açık Mavi */
  --color-navy: #010F3C;          /* Derin Gece Laciverti (Slider Zemin) */
  
  /* Nötr Renkler */
  --color-white: #FFFFFF;
  --color-black: #0B0F19;
  --color-gray-50: #F8FAFC;
  --color-gray-100: #F1F5F9;
  --color-gray-200: #E2E8F0;
  --color-gray-300: #CBD5E1;
  --color-gray-400: #94A3B8;
  --color-gray-500: #64748B;
  --color-gray-700: #334155;
  --color-gray-900: #0F172A;

  /* Tipografi */
  --font-sans: 'Sora', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Ölçüler & Gölgeler */
  --container-max: 1200px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.12);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Temel Sıfırlama */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-gray-700);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ==========================================================================
   HEADER & NAVİGASYON (Tasarım: Canlı Kırmızı Zemin)
   ========================================================================== */
.site-header {
  background-color: var(--color-primary);
  color: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 1000;
}

/* Header Kırmızı Altı Degrade (000f3c %50 opacity, kaydırmada içeriği ayrıştırır) */
.site-header::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: 32px;
  background: linear-gradient(
    to bottom,
    rgba(0, 15, 60, 0.5) 0%,
    rgba(0, 15, 60, 0.32) 28%,
    rgba(0, 15, 60, 0.15) 58%,
    rgba(0, 15, 60, 0.04) 84%,
    rgba(0, 15, 60, 0) 100%
  );
  pointer-events: none;
  z-index: 10;
}

/* Üst Sosyal İkon Barı: Kırmızı yukarı devam etmez, zemin tamamen siyahtır */
.header-top {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 0.75rem;
  padding: 0 clamp(16px, 4vw, 64px);
  height: 32px;
  background-color: #000000 !important;
  color: var(--color-white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-top .social-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-top .social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: transparent;
  color: var(--color-white);
  font-size: 0.75rem;
  transition: var(--transition);
}

.header-top .social-icon:hover {
  background-color: transparent;
  color: var(--color-primary);
  transform: translateY(-1px);
}

/* Ana Navigasyon Alanı */
.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-white);
  text-decoration: none;
}

.site-logo-icon {
  width: 44px;
  height: 44px;
  object-fit: contain;
}

.site-logo-text {
  display: flex;
  flex-direction: column;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0.06em;
  font-size: 0.85rem;
  text-transform: uppercase;
}

.site-logo-text span:nth-child(2) {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}

.nav-link {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
  font-size: 1.02rem;
  position: relative;
  padding: 0.45rem 0.85rem;
  border-radius: 6px;
  transition: var(--transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.nav-link:hover {
  color: #FFFFFF;
  background-color: rgba(255, 255, 255, 0.12);
}

/* Aktif Bölüm Göstergesi (Header Seçili Menü - Sadece 000F3C Renk) */
.nav-item-dropdown.active > .nav-link,
.nav-link.active {
  color: #000F3C !important;
  font-weight: 700 !important;
  background-color: transparent !important;
  box-shadow: none !important;
}

.nav-item-dropdown.active > .nav-link:hover,
.nav-link.active:hover {
  color: #000F3C !important;
  background-color: transparent !important;
}

.nav-item-dropdown.active > .nav-link::after,
.nav-link.active::after {
  display: none !important;
}

/* Özel Buton: DevSecOpsDays */
.btn-devsecops {
  background-color: var(--color-white);
  color: #1A1A1A;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.55rem 1.4rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 0, 0, 0.1);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

.btn-devsecops:hover {
  background-color: #F8FAFC;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  color: var(--color-primary);
}

/* Mobil Menü Butonu */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 1.6rem;
  cursor: pointer;
  padding: 0.4rem;
}

/* ==========================================================================
   HOMEPAGE: HERO SLIDER (Dikey Yükseklik 620px)
   ========================================================================== */
.hero-slider-section {
  position: relative;
  background-color: var(--color-navy);
  overflow: hidden;
  min-height: 620px;
}

.slider-container {
  position: relative;
  width: 100%;
  height: 620px;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out;
  background-size: cover;
  background-position: center;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: 125px; /* Devam eden slaytlar: metin 10px yukarı çıkarıldı */
}

/* Slayt 1: { / Türkiye’nin Teknolojisi } Sloganı dikeyde tam ortalanır */
.slide.slide-brand,
.slide:first-child {
  justify-content: center;
  padding-bottom: 20px;
}

.slide.active {
  opacity: 1;
  visibility: visible;
}

.slide-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    to top,
    rgba(0, 15, 60, 0.95) 0%,
    rgba(0, 15, 60, 0.85) 16%,
    rgba(0, 15, 60, 0.68) 34%,
    rgba(0, 15, 60, 0.48) 52%,
    rgba(0, 15, 60, 0.22) 70%,
    rgba(0, 15, 60, 0.05) 84%,
    rgba(0, 15, 60, 0) 92%,
    transparent 100%
  );
  pointer-events: none;
}

.slide-content {
  position: relative;
  z-index: 2;
  color: var(--color-white);
  max-width: 780px;
  margin-bottom: 0;
}

.slide-content.text-center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.tech-bracket-title {
  font-size: clamp(34px, 4.8vw, 58px);
  font-weight: 700;
  color: var(--color-white);
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.7);
  display: inline-block;
  font-family: var(--font-sans);
  letter-spacing: -0.01em;
  text-align: center;
}

.tech-bracket-title span.brackets {
  color: var(--color-white);
  font-weight: 300;
  opacity: 0.95;
}

.tech-bracket-title span.slash {
  color: var(--color-primary);
  margin-right: 0.4rem;
}

.slide-link {
  color: var(--color-white);
  text-decoration: none;
  display: inline-block;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.slide-link:hover {
  opacity: 0.95;
  color: var(--color-white);
}

.slide-link:hover .slide-headline {
  text-shadow: 0 4px 25px rgba(0, 0, 0, 0.95);
}

.slide-headline {
  font-size: clamp(28px, 3.8vw, 48px);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-white);
  margin-bottom: 0;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.75);
}

.slide-subheadline {
  font-size: clamp(15px, 1.2vw, 19px);
  color: rgba(255, 255, 255, 0.9);
  max-width: 650px;
  margin-bottom: 1rem;
  line-height: 1.5;
}

/* Slider Noktaları (Slogan Kutusunun Hemen Üstünde, Sağ Kenar Hizasında) */
.slider-dots {
  position: absolute;
  bottom: 125px; /* Devam eden slaytlardaki metinle aynı hizada 10px yukarı taşındı */
  right: max(1.5rem, calc((100vw - var(--container-max)) / 2 + 1.5rem));
  z-index: 50; /* Kesinlikle tüm slayt, kaplama ve kutuların üstünde */
  display: flex;
  align-items: center;
  gap: 12px;
  pointer-events: auto;
}

.slider-dot {
  position: relative;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.4);
  cursor: pointer;
  padding: 0;
  transition: all 0.25s ease;
  outline: none;
}

/* Genişletilmiş tıklama alanı (Hit target: 32x32px - kolay tıklanabilirlik) */
.slider-dot::before {
  content: '';
  position: absolute;
  top: -10px;
  left: -10px;
  right: -10px;
  bottom: -10px;
  cursor: pointer;
}

.slider-dot:hover {
  background-color: #ffffff;
  transform: scale(1.25);
  border-color: #ffffff;
}

.slider-dot.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  transform: scale(1.3);
  box-shadow: 0 0 10px rgba(254, 0, 0, 0.7);
}

/* ==========================================================================
   HOMEPAGE: SLOGAN KUTUSU (Carousel Alanının Üzerine Binen Safir Mavi Kutu)
   ========================================================================== */
.slogan-box-section {
  padding: 0;
  background-color: transparent;
  position: relative;
  z-index: 25;
}

.slogan-box {
  background-color: var(--color-blue);
  color: var(--color-white);
  border-radius: 6px;
  padding: 44px clamp(24px, 5vw, 60px) 40px;
  text-align: center;
  box-shadow: 0 16px 40px rgba(0, 0, 148, 0.28);
  width: 100%;
  max-width: 100%;
  margin: -90px auto 0 auto; /* CAROUSEL ALANINA BİNİYOR - TAM HİZADA GENİŞLİK */
  position: relative;
}

.slogan-box h2 {
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.slogan-box p {
  font-size: clamp(16px, 1.2vw, 19px);
  max-width: 680px;
  margin: 0 auto 22px auto;
  opacity: 0.95;
  font-weight: 300;
  line-height: 1.55;
}

.slogan-box .manifesto-link {
  color: var(--color-white);
  text-decoration: underline;
  text-underline-offset: 5px;
  font-weight: 600;
  font-size: 15px;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.slogan-box .manifesto-link:hover {
  opacity: 0.8;
  transform: translateY(-2px);
}

/* ==========================================================================
   HOMEPAGE: ÖNE ÇIKAN GRID (Haber, Eğitim, Akademi Kartları)
   Tasarım: Kareye Yakın Dikey Orantılı 3'lü Sistem
   ========================================================================== */
.featured-section {
  padding: 22px 0 0 0;
}

.featured-grid {
  display: grid;
  grid-template-columns: minmax(0, 2.15fr) minmax(260px, 1fr);
  gap: 22px;
  align-items: stretch;
}

/* Sol Büyük Haber Kartı (Kareye Yakın Oran - min 490px) */
.card-featured-news {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  min-height: 490px;
  height: 100%;
  box-shadow: var(--shadow-md);
  cursor: pointer;
}

.card-featured-news img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

.card-featured-news:hover img {
  transform: scale(1.04);
}

.card-badge {
  position: absolute;
  top: 0;
  left: 0;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-weight: 600;
  font-size: 15px;
  padding: 8px 22px;
  border-radius: 0 0 var(--radius-sm) 0;
  z-index: 3;
}

.card-featured-news-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  min-height: 55%;
  padding: 5rem 2.2rem 2rem 2.2rem;
  background: linear-gradient(180deg, rgba(0, 0, 148, 0) 0%, rgba(0, 0, 148, 0.35) 45%, rgba(0, 0, 148, 0.70) 100%);
  color: var(--color-white);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
}

.card-featured-news-title {
  font-size: clamp(22px, 2.4vw, 32px);
  font-weight: 600;
  line-height: 1.22;
  max-width: 75%;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.45);
}

.feat-nav-arrows {
  position: absolute;
  right: 28px;
  bottom: 26px;
  z-index: 6;
  display: flex;
  align-items: center;
}

.feat-nav-btn {
  width: 50px;
  height: 50px;
  padding: 0;
  background: transparent;
  border: 0;
  cursor: pointer;
  display: block;
  transition: opacity 0.2s ease, transform 0.15s ease;
}

.feat-nav-btn:hover {
  opacity: 0.75;
}

.feat-nav-btn:active {
  transform: scale(0.95);
}

.feat-nav-btn img {
  width: 100%;
  height: 100%;
  display: block;
}

.feat-nav-btn.next-btn img {
  transform: scaleX(-1);
}

.feat-nav-btn.next-btn {
  margin-left: -1.2px;
}

/* Sağ Sütun (Eşit 2 Kart - Toplamı Sol Kartı Karşılar) */
.featured-right-col {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 22px;
}

/* Sağ Üst: Eğitim Kartı */
.card-featured-edu {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  min-height: 234px;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  display: flex;
  align-items: flex-end;
}

.card-featured-edu img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

.card-featured-edu:hover img {
  transform: scale(1.05);
}

.card-featured-edu-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 1.5rem 1.4rem;
  background: linear-gradient(180deg, rgba(1, 15, 60, 0) 25%, rgba(1, 15, 60, 0.85) 100%);
  color: var(--color-white);
}

.card-featured-edu-title {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.25;
}

/* Sağ Alt: Kırmızı Akademi Kartı */
.card-featured-academy {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  padding: 24px;
  min-height: 234px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  cursor: pointer;
  text-decoration: none;
}

.card-featured-academy:hover {
  background-color: var(--color-blue);
  transform: translateY(-3px);
  box-shadow: 0 8px 22px rgba(0, 0, 148, 0.35);
}

.card-featured-academy h3 {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-white);
}

.card-featured-academy .arrow-btn {
  align-self: flex-end;
  font-size: 34px;
  line-height: 1;
  font-weight: 300;
  color: var(--color-white);
  transition: transform 0.25s ease;
}

.card-featured-academy:hover .arrow-btn {
  transform: translateX(6px);
}

/* ==========================================================================
   HOMEPAGE: 3 KATEGORİ KARTI (Projeler, Etkinlik Takvimi, Kariyer)
   Tasarım: Belirgin Dikey (Tall Portrait) Orantılı 3 Kart
   ========================================================================== */
.category-showcase-section {
  padding: 0 0 5.5rem 0;
}

.section-slogan-heading {
  height: 210px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-primary);
  font-size: clamp(25.5px, 3.2vw, 39.3px); /* 2pt küçültüldü: 42px -> 39.3px */
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.category-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.category-card {
  background-color: var(--color-black);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 34px rgba(10, 10, 40, 0.12);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
  text-decoration: none;
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 44px rgba(10, 10, 40, 0.22);
}

.category-card-header {
  background-color: var(--color-primary);
  color: var(--color-white);
  text-align: center;
  padding: 16px 10px;
  font-weight: 700;
  font-size: 24px;
}

.category-card-body {
  position: relative;
  height: 420px;
  min-height: 420px;
  overflow: hidden;
}

.category-card-body img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

.category-card:hover .category-card-body img {
  transform: scale(1.06);
}

.category-card-footer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 22px 24px;
  background: linear-gradient(180deg, rgba(1, 15, 60, 0) 35%, rgba(1, 15, 60, 0.85) 100%);
  text-align: left;
}

.category-card-footer a {
  color: var(--color-white);
  font-weight: 600;
  font-size: 16px;
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: var(--transition);
}

.category-card-footer a:hover {
  color: var(--color-white);
  opacity: 0.8;
}

/* ==========================================================================
   ALT SAYFA ŞABLONU (Image 2'nin Piksel Hassasiyetindeki Tasarımı)
   ========================================================================== */
.subpage-hero {
  position: relative;
  background-color: #010a30;
  color: var(--color-white);
  min-height: 335px; /* Kırmızı Header (~75px) + Hero (335px) = Üstten tam 410px dikey alan */
  display: flex;
  align-items: center;
  background-image: url('../images/subpage-banner-clean.png');
  background-size: cover;
  background-position: right center;
  background-repeat: no-repeat;
}

.subpage-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(1, 10, 48, 0.96) 0%, rgba(1, 10, 48, 0.6) 38%, rgba(1, 10, 48, 0) 70%);
  pointer-events: none;
}

.subpage-hero .container {
  position: relative;
  z-index: 2;
  width: 100%;
}

.subpage-title {
  font-size: clamp(40px, 5.2vw, 64px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-white);
  margin: 0;
}

.subpage-breadcrumb,
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 14px;
}

.subpage-breadcrumb a,
.breadcrumb a {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.subpage-breadcrumb a:hover,
.breadcrumb a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.subpage-breadcrumb span,
.breadcrumb span {
  color: rgba(255, 255, 255, 0.4);
}

.subpage-breadcrumb strong,
.subpage-breadcrumb .current,
.breadcrumb strong,
.breadcrumb .current {
  color: #ffffff;
  font-weight: 500;
  white-space: nowrap;
}

/* ==========================================================================
   DETAY SAYFALARI HERO BANNERI (Eğitim Detay, Etkinlik Detay, vb.)
   ========================================================================== */
.page-hero {
  position: relative;
  color: #ffffff;
  padding: 60px 0;
  display: flex;
  align-items: center;
}

.page-hero .container {
  position: relative;
  z-index: 2;
  width: 100%;
}

.page-hero .page-title,
.page-title {
  color: #ffffff !important;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0 0 12px 0;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.45);
}

.page-hero .page-subtitle,
.page-subtitle {
  color: #ffffff !important;
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 400;
  line-height: 1.6;
  max-width: 820px;
  margin: 0;
  opacity: 0.95;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.4);
}

.page-hero .breadcrumb,
.page-hero .breadcrumb a,
.page-hero .breadcrumb span {
  color: rgba(255, 255, 255, 0.75);
}

.page-hero .breadcrumb a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.page-hero .breadcrumb strong {
  color: #ffffff;
  font-weight: 600;
}

/* Alt Sayfa Ana Düzeni: Sol Sidebar Doğrudan Görsele Yapışık */
.subpage-wrapper {
  padding: 0 0 5rem 0; /* Üst dolgu 0: Menü görsele tam yapışır */
}

.subpage-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: start;
}

/* Sol Sidebar Menü (Safir Mavi Blok - Üstteki Görsele Tam Yapışık) */
.subpage-sidebar {
  background-color: #000094;
  color: var(--color-white);
  border-radius: 0 0 8px 8px; /* Üst köşeler düz görsele yapışık, alt kavisli */
  padding: 34px 28px 40px;
  box-shadow: 0 8px 26px rgba(0, 0, 148, 0.16);
  position: sticky;
  top: 75px; /* Sticky header altına tutunur */
  margin-top: 0;
  align-self: start;
}

.sidebar-menu {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.sidebar-link {
  color: var(--color-white);
  font-size: 17px;
  font-weight: 300;
  line-height: 1.35;
  padding: 8px 0;
  border-radius: 0;
  display: block;
  text-decoration: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  background: transparent !important;
}

.sidebar-link:hover {
  opacity: 0.85;
  color: var(--color-white);
  background: transparent !important;
  transform: translateX(3px);
}

.sidebar-link.active {
  font-weight: 700;
  color: var(--color-white);
  text-decoration: none;
  background: transparent !important;
}

/* Sağ İçerik Alanı (Görselden ~45px Nefes Payıyla Başlar) */
.subpage-content {
  background-color: var(--color-white);
  padding-top: 45px;
}

.content-heading-top {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-blue);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.2rem;
}

.content-slogan-red {
  color: var(--color-primary);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 1.8rem;
}

/* İçerik & Sağdaki Kırmızı Logo Rozeti Düzeni */
.content-row-with-badge {
  display: flex;
  gap: 2.5rem;
  align-items: flex-start;
  margin-bottom: 2.5rem;
}

.content-main-text {
  flex: 1;
}

.content-lead-text {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 1.2rem;
  line-height: 1.5;
}

.content-paragraph {
  font-size: 1.02rem;
  color: var(--color-gray-700);
  line-height: 1.75;
  margin-bottom: 1.2rem;
}

/* Sağdaki Kırmızı Logo Rozeti (Tasarım Şablonundaki Kırmızı Kart) */
.subpage-logo-badge {
  width: 140px;
  min-width: 140px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1rem;
  text-align: center;
  box-shadow: 0 8px 20px rgba(227, 6, 19, 0.25);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.subpage-logo-badge img {
  width: 90px;
  height: auto;
}

/* Koyu Mavi Vurgu Kutusu (AMAÇ & GELECEK TASAVVURU / KVKK) */
.subpage-feature-card {
  background-color: var(--color-blue);
  color: #ffffff !important;
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: 0 10px 30px rgba(0, 29, 133, 0.2);
}

.subpage-feature-card h2,
.subpage-feature-card h3,
.subpage-feature-card h4 {
  color: #ffffff !important;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  margin-bottom: 0.75rem;
}

.subpage-feature-card p,
.subpage-feature-card div,
.subpage-feature-card span,
.subpage-feature-card ul,
.subpage-feature-card ol,
.subpage-feature-card li {
  color: #ffffff !important;
  font-size: 1.02rem;
  line-height: 1.75;
}

.subpage-feature-card strong,
.subpage-feature-card b {
  color: #ffffff !important;
  font-weight: 700;
}

.subpage-feature-card code {
  background: rgba(255, 255, 255, 0.2) !important;
  color: #ffffff !important;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  font-weight: 600;
}

.subpage-feature-card a {
  color: #ffffff !important;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.subpage-feature-card p:last-child {
  margin-bottom: 0;
}

/* ==========================================================================
   SEKTÖREL BİLEŞENLER & ALT SAYFA ÇEŞİTLİLİĞİ
   ========================================================================== */

/* Yönetim Kurulu Kartları (Referans Tasarım - Zip Şablonu) */
.board-page-title {
  font-size: clamp(28px, 3.2vw, 36px);
  font-weight: 700;
  color: #0b0b12;
  margin: 0 0 12px 0;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.board-page-desc {
  font-size: 15.5px;
  color: #4a4a58;
  line-height: 1.65;
  max-width: 820px;
  margin: 0 0 32px 0;
}

.board-grid,
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 257px);
  gap: 32px 24px;
  margin-top: 0;
}

@media (max-width: 860px) {
  .board-grid,
  .team-grid {
    grid-template-columns: repeat(2, minmax(0, 257px));
    gap: 24px 18px;
  }
}

@media (max-width: 580px) {
  .board-grid,
  .team-grid {
    grid-template-columns: minmax(0, 257px);
    gap: 22px;
  }
}

.board-card,
.team-card {
  width: 100%;
  max-width: 257px;
  background: transparent;
  border: none;
  border-radius: 0;
  overflow: visible;
  display: flex;
  flex-direction: column;
  box-shadow: none;
  transition: transform 0.25s ease;
}

.board-card:hover,
.team-card:hover {
  transform: translateY(-4px);
  box-shadow: none;
  border-color: transparent;
}

.board-card-image,
.team-card-image {
  width: 100%;
  max-width: 257px;
  height: 344px;
  aspect-ratio: 257 / 344;
  background-color: #0c1436;
  overflow: hidden;
  position: relative;
  border-radius: 0;
}

.board-card-image img,
.team-card-image img {
  width: 100%;
  height: 100%;
  aspect-ratio: 257 / 344;
  object-fit: cover;
  object-position: center top;
  display: block;
  filter: none;
  transition: transform 0.35s ease;
}

.board-card:hover .board-card-image img,
.team-card:hover .team-card-image img {
  transform: scale(1.03);
}

.board-card-info,
.team-card-body {
  background: transparent;
  padding: 12px 0 0 0;
  text-align: left;
  flex: none;
  display: block;
  min-height: auto;
}

.board-card-name,
.team-card-name {
  font-family: var(--font-sans, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
  font-size: 1.12rem;
  font-weight: 700;
  color: #0b0b12;
  margin: 0 0 4px 0;
  line-height: 1.35;
  letter-spacing: normal;
}

.board-card-title,
.team-card-title {
  font-family: var(--font-sans, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
  font-size: 0.92rem;
  font-weight: 500;
  color: #FE0000;
  margin: 0;
  line-height: 1.35;
}

.board-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 4px;
}

.board-card-linkedin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 4px;
  color: #0A66C2;
  background-color: rgba(10, 102, 194, 0.08);
  text-decoration: none;
  transition: all 0.2s ease;
  flex-shrink: 0;
  margin-left: auto;
}

.board-card-linkedin:hover {
  background-color: #0A66C2;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 2px 6px rgba(10, 102, 194, 0.35);
}

.board-card-linkedin svg {
  width: 13px;
  height: 13px;
  fill: currentColor;
  display: block;
}

/* Değerler / İlkeler Grid */
.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.value-item {
  background: var(--color-gray-50);
  border-left: 4px solid var(--color-primary);
  padding: 1.5rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  transition: var(--transition);
}

.value-item:hover {
  transform: translateX(4px);
  background: #FFF5F5;
}

.value-item h4 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

/* Kurumsal Kimlik & Renk Paleti */
.palette-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.color-swatch {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
}

.swatch-color {
  height: 100px;
}

.swatch-info {
  padding: 1rem;
  background: var(--color-white);
}

.swatch-name {
  font-weight: 700;
  font-size: 0.95rem;
}

.swatch-hex {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-gray-500);
  cursor: pointer;
}

/* DevSecOps Days Özel Bölüm */
.conference-hero-box {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-blue) 100%);
  color: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  margin-bottom: 2.5rem;
  position: relative;
  overflow: hidden;
}

.conference-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-num {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary-light);
}

.stat-label {
  font-size: 0.85rem;
  opacity: 0.85;
}

/* İnteraktif Bilişim Sözlüğü */
.dictionary-controls {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.dictionary-search {
  width: 100%;
  padding: 0.85rem 1.2rem;
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-size: 1rem;
  outline: none;
  transition: var(--transition);
}

.dictionary-search:focus {
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(0, 29, 133, 0.1);
}

.alphabet-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.letter-btn {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-gray-200);
  background: var(--color-white);
  color: var(--color-navy);
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
  min-width: 36px;
  padding: 0 8px;
}

.letter-btn:hover,
.letter-btn.active {
  background: #FE0000;
  color: #ffffff;
  border-color: #FE0000;
}

.terms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 14px;
}

.term-card {
  background: #f7f7fb;
  border-left: 3px solid #FE0000;
  border-top: 1px solid #eef0f7;
  border-right: 1px solid #eef0f7;
  border-bottom: 1px solid #eef0f7;
  border-radius: 2px;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.term-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(1, 15, 60, 0.06);
  background: #ffffff;
}

.term-title {
  font-size: 17px;
  font-weight: 700;
  color: #0b0b12;
  margin: 0 0 4px;
  line-height: 1.35;
}

.term-en {
  font-size: 13px;
  color: #000094;
  font-weight: 600;
  margin: 0 0 8px;
}

.term-desc {
  font-size: 14.5px;
  font-weight: 300;
  line-height: 1.6;
  color: #3a3a48;
  margin: 0;
}

/* Akordeon Bileşeni (SSS & Tüzük) */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

.accordion-item {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-white);
}

.accordion-header {
  padding: 1.2rem 1.5rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-navy);
  background: var(--color-gray-50);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

.accordion-header:hover {
  background: #EFF6FF;
  color: var(--color-blue);
}

.accordion-icon {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.accordion-item.open .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  line-height: 1.7;
}

.accordion-item.open .accordion-content {
  padding: 1.25rem 1.5rem;
  max-height: 800px;
}

/* ==========================================================================
   TÜZÜK (DERNEK TÜZÜĞÜ) BİLEŞENİ
   ========================================================================== */
.tuzuk-container {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 1rem;
}

.tuzuk-section-title {
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--color-navy, #000F3C);
  background: #f1f5f9;
  padding: 10px 16px;
  border-radius: 6px;
  border-left: 4px solid var(--color-primary, #FE0000);
  margin: 1.5rem 0 0.5rem 0;
}

.tuzuk-section-title:first-child {
  margin-top: 0;
}

.tuzuk-item {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 22px 24px;
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 20px;
  align-items: baseline;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
  transition: all 0.2s ease;
}

.tuzuk-item:hover {
  border-color: rgba(254, 0, 0, 0.35);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.06);
}

.tuzuk-badge {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;
  font-size: 0.82rem;
  font-weight: 700;
  color: #FE0000;
  background: rgba(254, 0, 0, 0.07);
  padding: 6px 10px;
  border-radius: 5px;
  text-align: center;
  display: inline-block;
  white-space: nowrap;
}

.tuzuk-body {
  min-width: 0;
}

.tuzuk-title {
  margin: 0 0 10px 0;
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--color-navy, #000F3C);
  line-height: 1.35;
}

.tuzuk-subtitle {
  font-size: 0.96rem;
  font-weight: 700;
  color: #1e293b;
  margin: 16px 0 6px 0;
  padding-bottom: 4px;
  border-bottom: 1px dashed #e2e8f0;
}

.tuzuk-body p {
  margin: 0 0 10px 0;
  font-size: 0.94rem;
  line-height: 1.68;
  color: #334155;
}

.tuzuk-body p:last-child {
  margin-bottom: 0;
}

.tuzuk-list {
  margin: 10px 0 14px 1.25rem;
  padding: 0;
  list-style-type: disc;
}

.tuzuk-list li {
  font-size: 0.92rem;
  line-height: 1.65;
  color: #334155;
  margin-bottom: 7px;
}

.tuzuk-list-num {
  list-style-type: decimal;
}

.tuzuk-search-input:focus {
  border-color: #FE0000 !important;
  box-shadow: 0 0 0 3px rgba(254, 0, 0, 0.12);
}

.btn-tuzuk-download:hover {
  background: #cc0000 !important;
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .tuzuk-item {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 18px 16px;
  }
}

/* Form Tasarımları (Üyelik, İletişim, Kariyer) */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-gray-900);
}

.form-input, .form-select, .form-textarea {
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(0, 29, 133, 0.12);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 0.85rem 2rem;
  border-radius: var(--radius-sm);
  border: none;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  transition: var(--transition);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(227, 6, 19, 0.25);
}

.btn-secondary {
  background-color: var(--color-blue);
  color: var(--color-white);
  padding: 0.85rem 2rem;
  border-radius: var(--radius-sm);
  border: none;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  transition: var(--transition);
}

.btn-secondary:hover {
  background-color: var(--color-blue-dark);
  transform: translateY(-2px);
}

/* ==========================================================================
   GLOBAL FOOTER (Tasarım: Safir Mavi Zemin)
   ========================================================================== */
.site-footer {
  background-color: var(--color-blue);
  color: var(--color-white);
  padding: 4.5rem 0 2rem 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) repeat(5, auto);
  column-gap: 50px;
  row-gap: 2.5rem;
  justify-content: space-between;
  margin-bottom: 3.5rem;
}

.footer-logo {
  width: 190px;
  max-width: 100%;
  height: auto;
  display: block;
  margin-bottom: 1.25rem;
}

.footer-col-brand p,
.footer-desc {
  font-size: 0.89rem; /* 1pt büyütüldü: 0.82rem -> 0.89rem (~14.2px) */
  line-height: 1.65;
  opacity: 0.88;
  max-width: 320px;
}

.footer-col-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  position: relative;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-link {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.9rem;
  transition: var(--transition);
  white-space: nowrap;
}

.footer-link:hover {
  color: var(--color-white);
  padding-left: 0.35rem;
}

/* Footer Alt Çubuk */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
}

.footer-social-links,
.footer-bottom-social {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-social-icon,
.footer-bottom-social .social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--color-white);
  transition: var(--transition);
}

.footer-social-icon:hover,
.footer-bottom-social .social-icon:hover {
  background-color: var(--color-white);
  color: var(--color-blue);
  transform: translateY(-2px);
}

.footer-social-icon svg,
.footer-bottom-social .social-icon svg {
  display: block;
  fill: currentColor;
  width: 15px;
  height: 15px;
}

/* ==========================================================================
   RESPONSIVE DÜZENLEMELER (Mobile, Tablet, Desktop)
   ========================================================================== */
@media (max-width: 1120px) {
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
    column-gap: 32px;
  }
  .subpage-layout {
    grid-template-columns: 240px 1fr;
    gap: 2rem;
  }
  .category-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .header-main {
    padding: 0.6rem 0;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-primary-dark);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    box-shadow: var(--shadow-lg);
  }
  .nav-menu.mobile-open {
    display: flex;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-slider-section,
  .slider-container {
    min-height: 480px;
    height: 480px;
  }
  .slider-dots {
    bottom: 70px;
    right: 20px;
  }
  .slide {
    padding-bottom: 75px;
  }
  .slide.slide-brand,
  .slide:first-child {
    justify-content: center;
    padding-bottom: 15px;
  }
  .slogan-box {
    margin: -45px 0.5rem 0 0.5rem;
    padding: 30px 20px;
  }
  .featured-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .card-featured-news {
    min-height: 360px;
  }
  .category-cards-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .category-card-body {
    height: 320px;
    min-height: 320px;
  }
  .subpage-hero {
    min-height: 220px;
  }
  .subpage-wrapper {
    padding: 0 0 3rem 0;
  }
  .subpage-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .subpage-sidebar {
    position: static;
    border-radius: 0 0 8px 8px;
    padding: 24px 20px;
  }
  .subpage-content {
    padding-top: 1rem;
  }
  .content-row-with-badge {
    flex-direction: column-reverse;
  }
  .subpage-logo-badge {
    align-self: center;
    margin-bottom: 1rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-col-brand {
    grid-column: 1 / -1;
  }
  .tech-bracket-title {
    font-size: 2.2rem;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .terms-grid {
    grid-template-columns: 1fr;
  }
  .values-grid {
    grid-template-columns: 1fr;
  }
  .conference-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

/* ==========================================================================
   NEXT-PAKET ENTEGRASYONU: DROPDOWN, KEN BURNS, TAKVİM & KAYIT MODAL
   ========================================================================== */

/* Dropdown Menü */
.nav-item-dropdown {
  position: relative;
  display: flex;
  align-items: center;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: -15px;
  min-width: 220px;
  background-color: var(--color-blue);
  padding: 12px 0;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.3);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  z-index: 500;
}

.nav-item-dropdown:hover .dropdown-menu {
  display: block;
  animation: fadeInDown 0.2s ease;
}

.dropdown-link {
  display: block;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 8px 20px;
  transition: var(--transition);
}

.dropdown-link:hover,
.dropdown-link.active {
  background-color: var(--color-primary);
  color: var(--color-white) !important;
  font-weight: 700;
  padding-left: 24px;
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Ken Burns Slider Animasyonu */
.slide.active {
  animation: kenBurns 7s linear infinite alternate;
}

@keyframes kenBurns {
  from { transform: scale(1); }
  to { transform: scale(1.05); }
}

/* Modal Popup */
.btd-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(1, 15, 60, 0.75);
  backdrop-filter: blur(4px);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.btd-modal-overlay.open {
  display: flex;
}

.btd-modal-box {
  background: #fff;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
  position: relative;
}

.btd-modal-head {
  background: var(--color-blue);
  color: #fff;
  padding: 24px 28px;
}

.btd-modal-head p {
  margin: 0 0 6px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  opacity: 0.85;
}

.btd-modal-head h3 {
  margin: 0;
  font-size: 22px;
  font-weight: 800;
}

.btd-modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  background: none;
  border: none;
  color: #fff;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.btd-modal-body {
  padding: 24px 28px;
}

/* Takvim Izgarası (next-paket & orijinal şablon) */
.btd-takvim {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 1px;
  background: var(--color-gray-200);
  border: 1px solid var(--color-gray-200);
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 30px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
}

.btd-takvim-gun-adi {
  background: var(--color-gray-50);
  padding: 12px 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-gray-600);
  text-align: center;
}

.btd-takvim-hucre {
  background: #ffffff;
  min-height: 88px;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 13.5px;
  font-weight: 700;
  color: #0b0b12;
  text-decoration: none;
  transition: all 0.2s ease;
  position: relative;
}

.btd-takvim-hucre.bos {
  background: #fafafc;
  pointer-events: none;
}

.btd-takvim-hucre.dolu {
  background: #FE0000 !important;
  color: #ffffff !important;
  cursor: pointer;
}

.btd-takvim-hucre.dolu:hover {
  background: #000094 !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 148, 0.25);
  z-index: 5;
}

.btd-takvim-hucre.dolu span,
.btd-takvim-hucre.dolu .btd-takvim-gun-no {
  color: #ffffff !important;
  font-weight: 800;
}

.btd-takvim-hucre.dolu em,
.btd-takvim-hucre.dolu .btd-takvim-etkinlik-adi {
  font-style: normal;
  font-size: 11.5px;
  font-weight: 600;
  line-height: 1.3;
  color: #ffffff !important;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.btd-takvim-hucre.bugun:not(.dolu) {
  box-shadow: inset 0 0 0 2px #000094;
}

@media (max-width: 640px) {
  .btd-takvim-hucre {
    min-height: 56px;
    padding: 4px 6px;
    font-size: 12px;
  }
  .btd-takvim-hucre em {
    font-size: 10px;
  }
}

/* ARAMA MODALI */
.search-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 16, 60, 0.85);
  backdrop-filter: blur(8px);
  z-index: 10000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 80px 20px 40px;
}
.search-modal-overlay.open { display: flex; }
.search-modal-box {
  background: #FFFFFF;
  width: 100%;
  max-width: 680px;
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 60px rgba(0,0,0,0.4);
  overflow: hidden;
  animation: fadeInDown 0.25s ease;
}
.search-modal-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid var(--color-gray-200);
}
.search-input-field {
  flex: 1;
  border: none;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-navy);
  outline: none;
  font-family: inherit;
}
.search-modal-close {
  background: none;
  border: none;
  font-size: 1.8rem;
  color: var(--color-gray-400);
  cursor: pointer;
  line-height: 1;
}
.search-modal-close:hover { color: var(--color-primary); }
.search-modal-results {
  max-height: 460px;
  overflow-y: auto;
  padding: 1rem 1.5rem;
}
.search-result-item {
  display: block;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  border-bottom: 1px solid var(--color-gray-100);
}
.search-result-item:hover {
  background: var(--color-gray-50);
  transform: translateX(4px);
}
.search-result-title {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-navy);
  margin-bottom: 0.2rem;
}
.search-result-desc {
  font-size: 0.85rem;
  color: var(--color-gray-500);
}
.search-result-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.2rem;
}

/* HEADER SEARCH BUTONU */
.header-action {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-search-header {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  outline: none;
  padding: 4px 6px;
  color: #FFFFFF;
  cursor: pointer;
  transition: var(--transition);
}

.btn-search-header svg {
  width: 21px;
  height: 21px;
  display: block;
}

.btn-search-header:hover {
  background: transparent;
  border: none;
  color: #FFFFFF;
  opacity: 0.75;
  transform: scale(1.1);
  box-shadow: none;
}

/* ==========================================================================
   PROJELER & CARDGRID BİLEŞENLERİ (BT-NexJSV2 & Tasarım Şablonu)
   ========================================================================== */

/* Canlı Filtreleme Buton Grubu */
.filter-btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
}

.filter-btn {
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid #d8d8e4;
  background: #ffffff;
  color: #3a3a48;
  transition: all 0.2s ease;
  user-select: none;
  outline: none;
}

.filter-btn:hover {
  border-color: #FE0000;
  color: #FE0000;
}

.filter-btn.active {
  border-color: #FE0000;
  background: #FE0000;
  color: #ffffff;
}

/* CardGrid Kart Izgarası */
.dc-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.dc-card {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 1px solid #e2e2ec;
  overflow: hidden;
  color: #0b0b12;
  text-decoration: none;
  border-radius: 4px;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.dc-card:hover {
  border-color: #FE0000;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
  color: #0b0b12;
}

.dc-card-thumb {
  position: relative;
  display: block;
  aspect-ratio: 16/9;
  background: #0f1740;
  overflow: hidden;
}

.dc-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.dc-card:hover .dc-card-thumb img {
  transform: scale(1.03);
}

.dc-card-tag {
  position: absolute;
  top: 0;
  left: 0;
  background: #FE0000;
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  z-index: 2;
  letter-spacing: 0.02em;
}

.dc-card-body {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 20px 20px 24px;
  flex: 1;
}

.dc-card-meta {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .07em;
  color: #FE0000;
  text-transform: uppercase;
}

.dc-card-title {
  font-size: 17.5px;
  font-weight: 600;
  line-height: 1.35;
  color: #0b0b12;
  margin: 0;
}

.dc-card-excerpt {
  font-size: 14px;
  font-weight: 300;
  line-height: 1.6;
  color: #4a4a58;
  margin: 0;
}

/* İstatistik Izgarası */
.dc-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: #e6e6ee;
  margin: 26px 0 44px;
  border: 1px solid #e6e6ee;
  border-radius: 4px;
  overflow: hidden;
}

.dc-stat-box {
  background: #ffffff;
  padding: 20px 16px;
}

.dc-stat-num {
  font-size: 30px;
  font-weight: 700;
  color: #FE0000;
  line-height: 1;
}

.dc-stat-label {
  font-size: 13.5px;
  color: #4a4a58;
  margin-top: 6px;
}

/* Ajanda Tablosu */
.dc-agenda-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: #e2e2ec;
  border-top: 1px solid #e2e2ec;
  border-bottom: 1px solid #e2e2ec;
  margin-bottom: 44px;
}

.dc-agenda-row {
  background: #ffffff;
  padding: 16px 14px;
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
}

.dc-agenda-time {
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 13px;
  color: #FE0000;
  font-weight: 600;
}

.dc-agenda-title {
  font-size: 16.5px;
  font-weight: 600;
  color: #0b0b12;
}

.dc-agenda-who {
  font-size: 13.5px;
  font-weight: 300;
  color: #5a5a68;
  margin-top: 3px;
}

/* Eğitim Modülleri */
.dc-modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 44px;
}

.dc-module-card {
  background: #f5f5fa;
  border-top: 4px solid #FE0000;
  padding: 22px 20px 24px;
  border-radius: 2px;
}

.dc-module-title {
  margin: 0 0 8px;
  font-size: 16.5px;
  font-weight: 700;
  color: #0b0b12;
}

.dc-module-desc {
  margin: 0 0 10px;
  font-size: 14.5px;
  font-weight: 300;
  line-height: 1.6;
  color: #3a3a48;
}

.dc-module-hours {
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 12px;
  color: #000094;
  font-weight: 600;
}

/* Kırmızı & Lacivert Çağrı (CTA) Kutuları */
.dc-cta-red {
  margin-top: 44px;
  background: #FE0000;
  border-radius: 18px;
  color: #ffffff;
  padding: clamp(26px, 3.4vw, 40px);
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
}

.dc-cta-red h4 {
  margin: 0 0 6px;
  font-size: 22px;
  font-weight: 700;
  color: #ffffff;
}

.dc-cta-red p {
  margin: 0;
  font-size: 15px;
  font-weight: 300;
  color: #ffffff;
}

.dc-cta-btn-white {
  background: #ffffff;
  color: #000094;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 26px;
  border-radius: 6px;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
  display: inline-block;
}

.dc-cta-btn-white:hover {
  background: #010F3C;
  color: #ffffff;
}

.dc-cta-blue {
  background: #000094;
  border-radius: 20px;
  color: #ffffff;
  padding: clamp(26px, 3.4vw, 40px);
  margin-bottom: 44px;
}

.dc-cta-blue h3 {
  margin: 0 0 18px;
  font-size: 20px;
  font-weight: 700;
  color: #ffffff;
}

.dc-cta-blue p {
  margin: 0 0 22px;
  font-size: 15px;
  font-weight: 300;
  line-height: 1.65;
  max-width: 600px;
  color: #ffffff;
}

.dc-cta-btn-red {
  background: #FE0000;
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 26px;
  border-radius: 6px;
  display: inline-block;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.dc-cta-btn-red:hover {
  background: #ffffff;
  color: #000094;
}

/* Detay Sayfası Yan Paneli (Aside Info) */
.dc-detail-info {
  background: #000094;
  color: #ffffff;
  padding: 26px 24px;
  border-radius: 4px;
}

.dc-detail-info-row {
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.dc-detail-info-row:last-of-type {
  border-bottom: none;
}

.dc-detail-info-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  opacity: .7;
  text-transform: uppercase;
}

.dc-detail-info-val {
  font-size: 16px;
  font-weight: 500;
  margin-top: 4px;
  color: #ffffff;
}

.dc-detail-nav-box {
  border: 1px solid #e2e2ec;
  padding: 22px 20px;
  border-radius: 4px;
  background: #ffffff;
}

.dc-detail-nav-box h4 {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 700;
  color: #0b0b12;
}

.dc-detail-nav-links {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.dc-detail-nav-links a {
  font-size: 14.5px;
  font-weight: 400;
  color: #000094;
  text-decoration: none;
  transition: color 0.2s ease;
}

.dc-detail-nav-links a:hover {
  color: #FE0000;
}

/* ==========================================================================
   HABERİ PAYLAŞ / SOSYAL PAYLAŞIM BİLEŞENİ
   ========================================================================== */
.share-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 34px 0 0;
  padding-top: 22px;
  border-top: 1px solid #e2e2ec;
}

.share-bar-label {
  font-size: 14px;
  font-weight: 600;
  color: #6a6a78;
}

.share-btn {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background-color: #f0f0f6;
  color: #000094;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(0, 0, 148, 0.08);
  cursor: pointer;
}

.share-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.share-btn.share-linkedin:hover {
  background-color: #0A66C2;
  color: #FFFFFF;
  border-color: #0A66C2;
}

.share-btn.share-x:hover {
  background-color: #000000;
  color: #FFFFFF;
  border-color: #000000;
}

.share-btn.share-whatsapp {
  color: #25D366;
  background-color: #F0FAF3;
  border-color: rgba(37, 211, 102, 0.28);
}

.share-btn.share-whatsapp:hover {
  background-color: #25D366;
  color: #FFFFFF;
  border-color: #25D366;
}

.share-btn svg {
  display: block;
  fill: currentColor;
}

/* ==========================================================================
   BASIN BÜLTENLERİ SAYFASI
   ========================================================================== */
.press-intro-text {
  margin: 0 0 30px;
  font-size: 16px;
  font-weight: 300;
  line-height: 1.72;
  color: #31313d;
  max-width: 780px;
}

.press-intro-text a {
  color: #FE0000;
  text-decoration: none;
}

.press-intro-text a:hover {
  text-decoration: underline;
}

.press-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
}

.press-item {
  background: #ffffff;
  border: 1px solid #e2e2ec;
  padding: 22px 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  border-radius: 2px;
  transition: all 0.2s ease;
}

.press-item:hover {
  border-color: #cbd5e1;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
}

.press-date {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 13px;
  color: #FE0000;
  font-weight: 500;
  margin-bottom: 6px;
}

.press-title {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: 6px;
  color: #0b0b12;
}

.press-desc {
  font-size: 14.5px;
  font-weight: 300;
  color: #4a4a58;
  line-height: 1.6;
}

.press-pdf-btn {
  border: 1.5px solid #0b0b12;
  color: #0b0b12;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-decoration: none;
  border-radius: 2px;
  transition: all 0.2s ease;
}

.press-pdf-btn:hover {
  border-color: #FE0000;
  color: #FE0000;
}

.press-kit-box {
  background: #f4f5fa;
  padding: 28px 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  border-radius: 2px;
}

.press-kit-title {
  margin: 0 0 6px;
  font-size: 18.5px;
  font-weight: 700;
  color: #0b0b12;
}

.press-kit-desc {
  margin: 0;
  font-size: 14.5px;
  font-weight: 300;
  color: #4a4a58;
}

.press-kit-btn {
  background: #FE0000;
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  padding: 13px 26px;
  text-decoration: none;
  display: inline-block;
  border-radius: 2px;
  transition: background 0.2s ease;
}

.press-kit-btn:hover {
  background: #000094;
  color: #ffffff;
}

@media (max-width: 640px) {
  .press-item {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .press-pdf-btn {
    width: 100%;
  }
  .press-kit-box {
    flex-direction: column;
    align-items: flex-start;
  }
  .press-kit-btn {
    width: 100%;
    text-align: center;
  }
}

/* ==========================================================================
   GERİ DÖN BUTONU
   ========================================================================== */
.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-navy, #000094);
  text-decoration: none;
  padding: 8px 18px;
  background: #f0f2fa;
  border-radius: 4px;
  transition: all 0.2s ease;
  border: 1px solid rgba(0, 0, 148, 0.08);
}

.btn-back:hover {
  background: var(--color-primary, #FE0000);
  color: #ffffff;
  border-color: var(--color-primary, #FE0000);
  transform: translateX(-3px);
}

/* ==========================================================================
   ONLINE EĞİTİMLER SAYFASI (Akademi)
   ========================================================================== */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px;
}

.course-card {
  display: flex;
  flex-direction: column;
  border: 1px solid #e2e2ec;
  background: #ffffff;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(1, 15, 60, 0.08);
  border-color: #cfd3e0;
}

.course-card-link {
  display: flex;
  flex-direction: column;
  color: #0b0b12;
  text-decoration: none;
  flex: 1;
}

.course-thumb-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #0f1740;
}

.course-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.course-card:hover .course-thumb-img {
  transform: scale(1.03);
}

.course-level-tag {
  position: absolute;
  bottom: 0;
  right: 0;
  background: #000094;
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  line-height: 1.2;
}

.course-card-body {
  padding: 18px 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.course-cat {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #FE0000;
  text-transform: uppercase;
}

.course-title {
  font-size: 17.5px;
  font-weight: 600;
  line-height: 1.35;
  color: #0b0b12;
  margin: 0;
}

.course-desc {
  font-size: 14px;
  font-weight: 300;
  line-height: 1.6;
  color: #4a4a58;
  margin: 0;
}

.course-meta {
  font-size: 13px;
  color: #6a6a78;
  margin-top: auto;
  padding-top: 4px;
}

.btn-egitim-kaydol {
  margin: 0 20px 20px;
  background: #FE0000;
  color: #ffffff;
  border: 0;
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 600;
  padding: 12px 18px;
  cursor: pointer;
  transition: background-color 0.2s ease;
  text-align: center;
}

.btn-egitim-kaydol:hover {
  background: #000094;
}

aside .btn-egitim-kaydol:hover {
  background: #c80000 !important;
}

.btn-akademi-uye {
  background: #ffffff;
  color: #000094;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 26px;
  text-decoration: none;
  transition: all 0.2s ease;
  display: inline-block;
}

.btn-akademi-uye:hover {
  background: #010F3C;
  color: #ffffff;
}

.btn-modal-submit:hover {
  background: #000094 !important;
}

/* ==========================================================================
   WEBİNARLAR SAYFASI (Akademi)
   ========================================================================== */
.webinar-upcoming-box {
  border: 2px solid #FE0000;
  padding: 26px 28px;
  margin-bottom: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  background: #ffffff;
}

.webinar-upcoming-badge {
  display: inline-block;
  background: #FE0000;
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
  line-height: 1.2;
}

.webinar-upcoming-title {
  margin: 0 0 8px;
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
  line-height: 1.3;
  color: #0b0b12;
}

.webinar-upcoming-meta {
  margin: 0;
  font-size: 14.5px;
  font-weight: 300;
  color: #4a4a58;
}

.btn-webinar-kayit {
  background: #FE0000;
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 28px;
  white-space: nowrap;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.2s ease;
}

.btn-webinar-kayit:hover {
  background: #000094;
  color: #ffffff;
}

.webinar-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.webinar-card {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr) auto;
  gap: 22px;
  align-items: center;
  border: 1px solid #e2e2ec;
  padding: 14px 20px;
  color: #0b0b12;
  text-decoration: none;
  background: #ffffff;
  transition: all 0.2s ease;
}

.webinar-card:hover {
  border-color: #FE0000;
  box-shadow: 0 6px 18px rgba(1, 15, 60, 0.06);
  transform: translateX(3px);
  color: #0b0b12;
}

.webinar-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  width: 160px;
  background: #0f1740 center / cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 2px;
  flex-shrink: 0;
}

.webinar-play-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #FE0000;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.webinar-card:hover .webinar-play-btn {
  transform: scale(1.1);
  background: #000094;
}

.webinar-date {
  display: block;
  font-size: 12.5px;
  font-weight: 700;
  color: #FE0000;
  margin-bottom: 5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.webinar-title {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.35;
  color: #0b0b12;
}

.webinar-who {
  margin: 0;
  font-size: 14px;
  font-weight: 300;
  color: #4a4a58;
}

.webinar-dur {
  font-size: 13.5px;
  color: #6a6a78;
  white-space: nowrap;
  font-weight: 400;
  padding-right: 6px;
}

@media (max-width: 680px) {
  .webinar-card {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 16px;
  }
  .webinar-thumb {
    width: 100%;
    aspect-ratio: 16 / 9;
  }
  .webinar-upcoming-box {
    flex-direction: column;
    align-items: flex-start;
  }
  .btn-webinar-kayit {
    width: 100%;
    text-align: center;
  }
}

/* ==========================================================================
   BLOG SAYFASI (Akademi)
   ========================================================================== */
.blog-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: #e2e2ec;
  border-top: 1px solid #e2e2ec;
  border-bottom: 1px solid #e2e2ec;
  margin-bottom: 44px;
}

.blog-card {
  background: #ffffff;
  padding: 24px 16px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 26px;
  align-items: center;
  color: #0b0b12;
  text-decoration: none;
  transition: background-color 0.2s ease;
}

.blog-card:hover {
  background: #f7f7fb;
  color: #0b0b12;
}

.blog-card:hover .blog-card-title {
  color: #FE0000;
}

.blog-card-meta {
  display: block;
  font-size: 12.5px;
  font-weight: 700;
  color: #FE0000;
  margin-bottom: 8px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.blog-card-title {
  display: block;
  font-size: 21px;
  font-weight: 600;
  line-height: 1.35;
  margin: 0 0 8px;
  color: #0b0b12;
  transition: color 0.2s ease;
}

.blog-card-excerpt {
  display: block;
  font-size: 14.5px;
  font-weight: 300;
  line-height: 1.65;
  color: #4a4a58;
  margin: 0;
}

.blog-card-footer {
  display: block;
  font-size: 13px;
  color: #6a6a78;
  margin-top: 10px;
}

.blog-card-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  width: 220px;
  background: #0f1740 center / cover no-repeat;
  border-radius: 2px;
  overflow: hidden;
  flex-shrink: 0;
}

.blog-cta-box {
  background: #000094;
  color: #ffffff;
  padding: clamp(24px, 3vw, 34px);
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
}

.blog-cta-title {
  margin: 0 0 6px;
  font-size: 19px;
  font-weight: 700;
  color: #ffffff;
}

.blog-cta-desc {
  margin: 0;
  font-size: 14.5px;
  font-weight: 300;
  color: #ffffff;
  opacity: 0.95;
}

.btn-blog-yazi {
  background: #FE0000;
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  padding: 13px 24px;
  text-decoration: none;
  white-space: nowrap;
  display: inline-block;
  transition: all 0.2s ease;
}

.btn-blog-yazi:hover {
  background: #ffffff;
  color: #000094;
}

@media (max-width: 680px) {
  .blog-card {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 20px 12px;
  }
  .blog-card-thumb {
    width: 100%;
    order: -1;
  }
  .blog-cta-box {
    flex-direction: column;
    align-items: flex-start;
  }
  .btn-blog-yazi {
    width: 100%;
    text-align: center;
  }
}

/* ==========================================================================
   DUYURULAR (ANNOUNCEMENTS) LİSTE & KART STİLLERİ
   ========================================================================== */
.announcement-list-box {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: #e2e2ec;
  border: 1px solid #e2e2ec;
  border-radius: 10px;
  overflow: hidden;
  margin-top: 2rem;
}

.announcement-row-card {
  background: #fff;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 20px;
  color: #0b0b12;
  text-decoration: none;
  transition: all 0.2s ease;
  position: relative;
}

.announcement-row-card:hover {
  background: #f8f9fc;
}

.announcement-row-card.is-pinned {
  border-left: 4px solid #FE0000;
  background: #fffdfd;
}

.announcement-row-card.is-pinned:hover {
  background: #fdf5f5;
}

.announcement-date-col {
  flex-shrink: 0;
  width: 115px;
}

.announcement-date-col .announcement-date {
  font-family: monospace;
  font-size: 13px;
  font-weight: 700;
  color: #FE0000;
  letter-spacing: 0.04em;
  display: block;
}

.announcement-date-col .announcement-cat {
  display: inline-block;
  font-size: 11px;
  color: #64748b;
  font-weight: 600;
  margin-top: 3px;
  background: #f1f5f9;
  padding: 2px 7px;
  border-radius: 4px;
}

.announcement-img-col {
  flex-shrink: 0;
  width: 112px;
  height: 74px;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid #e2e8f0;
  background: #f8fafc;
}

.announcement-img-col img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.announcement-row-card:hover .announcement-img-col img {
  transform: scale(1.05);
}

.announcement-main-col {
  flex: 1;
  min-width: 0;
}

.announcement-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 5px;
  color: var(--color-navy);
}

.announcement-pinned-badge {
  font-size: 10.5px;
  background: #fef2f2;
  color: #FE0000;
  border: 1px solid #fecaca;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 700;
  flex-shrink: 0;
}

.announcement-summary-text {
  font-size: 13.5px;
  font-weight: 300;
  line-height: 1.55;
  color: #4a4a58;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.announcement-arrow-col {
  font-size: 20px;
  color: #FE0000;
  font-weight: bold;
  flex-shrink: 0;
  margin-left: auto;
  transition: transform 0.2s ease;
}

.announcement-row-card:hover .announcement-arrow-col {
  transform: translateX(4px);
}

@media (max-width: 768px) {
  .announcement-row-card {
    flex-wrap: wrap;
    gap: 12px;
    padding: 16px;
  }
  .announcement-date-col {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .announcement-img-col {
    width: 80px;
    height: 60px;
  }
}






/* ==========================================================================
   SMART LOADING SYSTEM (AKILLI VE ZARİF YÜKLEME İNDİKATÖRLERİ)
   - Sadece yavaş internet bağlantılarında (200ms+ gecikme) devreye girer
   - Hızlı bağlantıda veya önbellekteki (cached) sayfalarda kullanıcıyı asla rahatsız etmez
   ========================================================================== */

/* 1. Üst Sayfa İlerleme Çubuğu (YouTube / GitHub stili) */
#btd-page-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, #c00000, #fe0000, #000094);
  z-index: 9999999;
  pointer-events: none;
  opacity: 0;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease;
  box-shadow: 0 0 10px rgba(192, 0, 0, 0.6), 0 0 4px rgba(254, 0, 0, 0.9);
}

#btd-page-spinner {
  position: fixed;
  top: 14px;
  right: 18px;
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(0, 0, 148, 0.15);
  border-top-color: #c00000;
  border-right-color: #000094;
  border-radius: 50%;
  animation: btdSpin 0.75s linear infinite;
  z-index: 9999999;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s ease;
}

/* 2. Akıllı Görsel Yükleyici (Smart Image & Thumbnail Loader) */
.btd-img-wrap {
  position: relative;
  overflow: hidden;
  background-color: #f8fafc;
}

.btd-img-loading {
  position: relative !important;
  overflow: hidden !important;
  background-color: #f1f5f9 !important;
}

.btd-img-loading::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(241, 245, 249, 0.8) 0%, rgba(226, 232, 240, 0.9) 50%, rgba(241, 245, 249, 0.8) 100%);
  background-size: 200% 100%;
  animation: btdShimmer 1.6s infinite ease-in-out;
  z-index: 2;
  pointer-events: none;
}

.btd-img-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 26px;
  height: 26px;
  margin-top: -13px;
  margin-left: -13px;
  border: 2.5px solid rgba(0, 0, 148, 0.15);
  border-top-color: #c00000;
  border-right-color: #000094;
  border-radius: 50%;
  animation: btdSpin 0.75s linear infinite;
  z-index: 3;
  pointer-events: none;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.btd-img-fade {
  transition: opacity 0.35s ease;
}

.btd-img-loaded::before,
.btd-img-loaded::after {
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
}

/* Görsel Yüklenemezse Hata Durumu */
.btd-img-error {
  position: relative;
  background-color: #f8fafc !important;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btd-img-error::before {
  content: 'Görsel yüklenemedi';
  font-size: 11px;
  color: #94a3b8;
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* 3. Dinamik Veri Bölümleri İçin Inline Loader */
.btd-section-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  color: #64748b;
  gap: 12px;
  animation: btdFadeIn 0.3s ease;
}

.btd-inline-spinner {
  width: 28px;
  height: 28px;
  border: 3px solid rgba(0, 0, 148, 0.12);
  border-top-color: #c00000;
  border-right-color: #000094;
  border-radius: 50%;
  animation: btdSpin 0.8s linear infinite;
}

.btd-section-loading-text {
  font-size: 13px;
  font-weight: 500;
  color: #64748b;
}

/* Animasyon Tanımları */
@keyframes btdSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes btdShimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

@keyframes btdFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   DEVSECOPS DAYS & GENEL İÇERİK GALERİ SLIDER BİLEŞENİ
   (Duyurular, Etkinlikler, Haberler, Projeler İçin Çoklu Görsel Slider)
   ========================================================================== */
.devsecops-gallery-slider,
.content-gallery-slider {
  position: relative;
  aspect-ratio: 16 / 8;
  margin-bottom: 24px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  background: #010f3c;
}

.content-single-image-wrap {
  position: relative;
  aspect-ratio: 16 / 8;
  margin-bottom: 24px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  background: #010f3c;
}

.content-single-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 5 Kategori Alt Sayfa Header Varsayılanları */
.subpage-hero[data-category="kurumsal"] { background-image: url('../images/subpage-banner-clean.png'); }
.subpage-hero[data-category="projeler"] { background-image: url('../assets/foto/banner-projeler-01-1788867998788.jpg'); }
.subpage-hero[data-category="bilgi-haber"] { background-image: url('../assets/foto/banner-bilgi-haber-02-1788868424916.jpg'); }
.subpage-hero[data-category="akademi"] { background-image: url('../assets/foto/banner-akademi-04-1788868347929.jpg'); }
.subpage-hero[data-category="iletisim"] { background-image: url('../assets/foto/banner-iletisim-03-1788868470961.jpg'); }

.devsecops-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
}

.devsecops-slide.active {
  opacity: 1;
  pointer-events: auto;
}

.devsecops-slide-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: #FE0000;
  color: #ffffff;
  font-size: 11.5px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  z-index: 2;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.devsecops-slide-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2.5rem 1.8rem 1.2rem;
  background: linear-gradient(180deg, rgba(1, 15, 60, 0) 0%, rgba(1, 15, 60, 0.72) 100%);
  color: #ffffff;
  font-size: 15px;
  font-weight: 500;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
  z-index: 2;
}

.devsecops-slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(1, 15, 60, 0.65);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 5;
  transition: background 0.2s ease, transform 0.15s ease;
  padding: 0;
}

.devsecops-slider-btn.prev {
  left: 14px;
}

.devsecops-slider-btn.next {
  right: 14px;
}

.devsecops-slider-btn:hover {
  background: #FE0000;
  transform: translateY(-50%) scale(1.08);
}

.devsecops-slider-dots {
  position: absolute;
  bottom: 14px;
  right: 18px;
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 5;
}

.devsecops-slider-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 0.25s ease;
}

.devsecops-slider-dots .dot.active {
  background: #FE0000;
  width: 20px;
  border-radius: 4px;
}

/* ==========================================================================
   404 & SAYFA İÇERİKLERİ GÜNCELLENİYOR (BOŞ / PASİF SAYFA FORMATI)
   ========================================================================== */
.subpage-hidden {
  display: none !important;
}

.btd-updating-hero {
  position: relative;
  background: #010F3C;
  color: #ffffff;
  overflow: hidden;
  min-height: calc(100vh - 280px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(60px, 8vw, 120px) clamp(16px, 4vw, 48px);
}

.btd-updating-pattern {
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(115deg, rgba(255, 255, 255, 0.04) 0 2px, transparent 2px 14px);
  pointer-events: none;
}

.btd-updating-content {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  z-index: 2;
}

.btd-updating-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(254, 0, 0, 0.12);
  border: 1px solid rgba(254, 0, 0, 0.4);
  color: #FE0000;
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 30px;
  margin-bottom: 22px;
  box-shadow: 0 0 20px rgba(254, 0, 0, 0.2);
}

.btd-updating-icon {
  font-size: clamp(54px, 10vw, 84px);
  line-height: 1;
  margin-bottom: 16px;
  display: block;
}

.btd-updating-title {
  color: #ffffff !important;
  font-size: clamp(28px, 4.5vw, 44px);
  font-weight: 800;
  line-height: 1.25;
  margin: 0 0 16px;
  letter-spacing: -0.5px;
}

.btd-updating-desc {
  color: rgba(255, 255, 255, 0.82) !important;
  font-size: clamp(16px, 1.8vw, 18.5px);
  font-weight: 300;
  line-height: 1.7;
  max-width: 620px;
  margin: 0 auto 34px;
}

.btd-updating-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  align-items: center;
}

.btd-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #FE0000;
  color: #ffffff !important;
  font-size: 15px;
  font-weight: 700;
  padding: 13px 28px;
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 6px 18px rgba(254, 0, 0, 0.35);
  border: none;
  cursor: pointer;
}

.btd-btn-primary:hover {
  background: #ffffff;
  color: #000094 !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.2);
}

.btd-btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: #ffffff !important;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 4px;
  border: 1.5px solid rgba(255, 255, 255, 0.45);
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btd-btn-outline:hover {
  border-color: #ffffff;
  color: #ffffff !important;
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}