:root {
  --bg: #0B132B; 
  --header-bg: rgba(11, 19, 43, 0.95);
  --panel: rgba(255, 255, 255, 0.04);
  --panel2: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.1);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.65);
  --primary: #00E5FF; 
  --primary2: #0055FF; 
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
  --radius: 16px;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  background-color: var(--bg);
  background-image: radial-gradient(circle at 15% 50%, rgba(0, 85, 255, 0.08), transparent 50%),
                    radial-gradient(circle at 85% 30%, rgba(0, 229, 255, 0.05), transparent 50%);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* --- GENEL SINIFLAR --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.muted { color: var(--muted); }
.text-center { text-align: center; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 32px; border-radius: 8px; font-weight: 600;
  cursor: pointer; transition: all 0.3s ease; border: none; text-decoration: none;
}
.btn--primary {
  background: linear-gradient(135deg, var(--primary2), var(--primary)); color: #fff;
  box-shadow: 0 4px 15px rgba(0, 229, 255, 0.2);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(0, 229, 255, 0.4); }

/* --- HEADER & ALT MENÜ --- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: 80px; display: flex; align-items: center; transition: all 0.4s ease;
  background-color: var(--header-bg) !important;
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.1);
}
.site-header.is-scrolled { height: 70px; }
.header__inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.brand__link { text-decoration: none; position: relative; z-index: 1002; }
.brand__name { font-size: 1.5rem; font-weight: 800; background: linear-gradient(to right, #fff, var(--primary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.brand__tag { display: block; font-size: 0.8rem; color: var(--muted); margin-top: -4px; }

@media (min-width: 769px) {
  .nav__panel { display: flex; align-items: center; gap: 30px; }
  .nav__list { display: flex; align-items: center; gap: 32px; list-style: none; margin: 0; padding: 0; }
  .nav__list > li { position: relative; } 
  .nav__list a { color: var(--text); text-decoration: none; font-weight: 500; padding: 10px 0; display: block; position: relative; }
  .nav__list > li > a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: var(--primary); transition: width 0.3s; }
  .nav__list > li > a:hover::after { width: 100%; }

  .nav__list .sub-menu {
    position: absolute; top: 100%; left: 0; min-width: 240px;
    background: rgba(11, 19, 43, 0.98); backdrop-filter: blur(10px);
    border: 1px solid var(--border); border-radius: 12px; padding: 10px;
    box-shadow: var(--shadow); opacity: 0; visibility: hidden;
    transform: translateY(15px); transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1); 
    list-style: none; margin: 0; z-index: 1000;
  }
  .nav__list li:hover > .sub-menu { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav__list .sub-menu li { margin-bottom: 4px; display: block; }
  .nav__list .sub-menu a { padding: 12px 16px; border-radius: 8px; transition: background 0.2s, color 0.2s; display: block; }
  .nav__list .sub-menu a::after { display: none; }
  .nav__list .sub-menu a:hover { background: rgba(0, 229, 255, 0.1); color: var(--primary); }
}

/* --- YENİ MODERN MOBİL MENÜ --- */
.nav__toggle { display: none; }
@media (max-width: 768px) {
  .nav__list, .nav__cta { display: none; }

  .nav__toggle { 
    display: block; background: none; border: none; padding: 10px; 
    cursor: pointer; z-index: 1002; 
  }
  .nav__toggleLines { 
    display: block; width: 26px; height: 2px; background: #fff; 
    position: relative; transition: all 0.3s ease-in-out; 
  }
  .nav__toggleLines::before, .nav__toggleLines::after { 
    content: ''; position: absolute; left: 0; width: 100%; height: 2px; 
    background: #fff; transition: all 0.3s ease-in-out; 
  }
  .nav__toggleLines::before { top: -8px; } 
  .nav__toggleLines::after { top: 8px; }

  .nav__toggle[aria-expanded="true"] .nav__toggleLines { background: transparent; }
  .nav__toggle[aria-expanded="true"] .nav__toggleLines::before { top: 0; transform: rotate(45deg); }
  .nav__toggle[aria-expanded="true"] .nav__toggleLines::after { top: 0; transform: rotate(-45deg); }

  /* GÜNCELLENDİ: Zorla esnek gösterim ve tıklama koruması */
  .nav__panel {
    position: fixed; top: 0; left: 0; width: 100%; height: 100vh;
    background: rgba(11, 19, 43, 0.98); 
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    padding: 100px 30px 40px 30px; 
    display: flex !important; /* Tarayıcının varsayılan 'hidden' engellemesini ezer */
    flex-direction: column;
    opacity: 0; visibility: hidden; transform: translateY(-20px); 
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1001;
    pointer-events: none; /* Gizliyken hayalet tıklamaları engeller */
  }

  .nav__panel.is-open {
    opacity: 1; visibility: visible; transform: translateY(0);
    pointer-events: auto; /* Açıkken tıklamaları serbest bırakır */
  }
  
  .nav__panel.is-open .nav__list,
  .nav__panel.is-open .nav__cta { display: flex; }

  .nav__panel .nav__list { flex-direction: column; list-style: none; padding: 0; margin: 0; text-align: center; gap: 0; }
  .nav__panel .nav__list > li > a { font-size: 1.4rem; padding: 18px 0; display: block; color: #fff; text-decoration: none; border-bottom: 1px solid rgba(255,255,255,0.05); }
  .nav__panel .nav__list > li:last-child > a { border-bottom: none; }
  
  .nav__panel .sub-menu { position: static; background: rgba(0,0,0,0.2); border-radius: 12px; margin: 10px 0; padding: 10px 0; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; list-style: none; }
  .nav__panel .sub-menu a { font-size: 1.1rem; padding: 12px 0; color: var(--primary); border-bottom: none; display: block; }
  .nav__panel .nav__cta { margin-top: auto; padding: 18px; font-size: 1.2rem; justify-content: center; }
}

/* --- HERO SLIDER --- */
.hero { position: relative; width: 100%; height: 60vh; min-height: 450px; overflow: hidden; margin-top: 80px; }
.heroSlider, .heroSlider__track { width: 100%; height: 100%; }
.heroSlide { position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity 1s, visibility 1s; background-size: cover; background-position: center; background-image: var(--slide-bg); display: flex; align-items: center; }
.heroSlide.is-active { opacity: 1; visibility: visible; z-index: 1; }
.heroSlide__veil { position: absolute; inset: 0; background: linear-gradient(to right, rgba(11,19,43,0.95) 0%, rgba(11,19,43,0.3) 100%); z-index: 2; }
.heroSlide__overlay { position: relative; z-index: 3; width: 100%; }
.post-glass-card { background: rgba(11, 19, 43, 0.6); backdrop-filter: blur(12px); border-left: 4px solid var(--primary); border-radius: 0 16px 16px 0; padding: 40px; max-width: 600px; }
.heroSlide__title { font-size: 2.2rem; margin-bottom: 12px; line-height: 1.2; color: #fff; text-shadow: 0 2px 4px rgba(0,0,0,0.5);}
.heroSlide__title a { color: inherit; text-decoration: none; }
.heroSlide__excerpt { font-size: 1.1rem; color: rgba(255,255,255,0.85); margin: 0; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

/* --- İÇERİK KARTLARI (EĞİTİM & BLOG DETAY SAYFALARI) --- */
.page-hero { padding: 160px 0 100px 0; background-size: cover; background-position: center; position: relative; border-bottom: 1px solid var(--border); }
.page-hero__title { font-size: 3rem; margin: 0; text-shadow: 0 2px 10px rgba(0,0,0,0.5); color: #fff; }
.single-content-card { background: rgba(18, 26, 47, 0.85); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-radius: var(--radius); padding: 50px; box-shadow: var(--shadow); border: 1px solid rgba(255, 255, 255, 0.08); position: relative; z-index: 10; margin-top: -60px; }
.prose__body { font-size: 1.1rem; color: rgba(255,255,255,0.85); line-height: 1.8; }
.prose__body h2, .prose__body h3 { color: #fff; margin-top: 2em; }
.prose__body img { max-width: 100%; height: auto; border-radius: 12px; margin: 20px 0; }

/* --- RESİMLİ KARTLAR (Anasayfa Eğitimleri) --- */
.grid.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: transform 0.3s, box-shadow 0.3s; display: flex; flex-direction: column; }
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow); border-color: rgba(0, 229, 255, 0.3); }
.card__img { width: 100%; height: 220px; object-fit: cover; border-bottom: 1px solid var(--border); background-color: #1a233a; }
.card__body { padding: 30px; display: flex; flex-direction: column; flex-grow: 1; }
.card__link { text-decoration: none; color: inherit; display: flex; flex-direction: column; height: 100%; }
.card__title { font-size: 1.5rem; margin: 0 0 10px 0; color: #fff; }
.pill { display: inline-block; background: rgba(0, 229, 255, 0.1); padding: 6px 14px; border-radius: 6px; font-size: 0.8rem; margin-bottom: 16px; color: var(--primary); font-weight: 600; border: 1px solid rgba(0, 229, 255, 0.2); }
.chip { display: inline-block; background: rgba(255,255,255,0.05); padding: 4px 10px; border-radius: 6px; font-size: 0.8rem; margin-right: 6px; margin-bottom: 6px; border: 1px solid var(--border); }
.card__meta { margin-top: auto; padding-top: 20px; }

/* --- İLETİŞİM SAYFASI & DOKÜMAN BÖLÜMLERİ --- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; margin-top: 40px; }
.contact-info__card { background: rgba(18, 26, 47, 0.8); backdrop-filter: blur(10px); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; margin-bottom: 20px; transition: transform 0.3s; }
.contact-info__card:hover { transform: translateY(-3px); border-color: rgba(0, 229, 255, 0.3); }
.contact-info__icon { font-size: 2rem; margin-bottom: 15px; color: var(--primary); }

.about-section { background: linear-gradient(to right, var(--panel), transparent); border-radius: var(--radius); padding: 50px; border-left: 2px solid var(--primary); margin-bottom: 40px; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 24px; margin-top: 40px; }
.feature-box { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 40px 30px; transition: transform 0.3s; text-align: left; }
.feature-box:hover { transform: translateY(-5px); background: var(--panel2); }
.feature-icon { font-size: 2.5rem; margin-bottom: 20px; color: var(--primary); }

/* --- MODERN BAŞVURU MODALI --- */
.applyModal { position: fixed; inset: 0; z-index: 9999; display: flex; align-items: center; justify-content: center; padding: 20px; opacity: 0; visibility: hidden; transition: all 0.3s ease; }
.applyModal.is-open { opacity: 1; visibility: visible; }
.applyModal__backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.7); backdrop-filter: blur(8px); }
.applyModal__panel { position: relative; width: 100%; max-width: 500px; background: var(--bg); border-radius: 20px; padding: 40px; box-shadow: var(--shadow); border: 1px solid rgba(255, 255, 255, 0.15); transform: translateY(30px) scale(0.95); transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); }
.applyModal.is-open .applyModal__panel { transform: translateY(0) scale(1); }
.applyModal__close { position: absolute; top: 16px; right: 16px; width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.1); background: rgba(255,255,255,0.05); color: var(--muted); font-size: 24px; cursor: pointer; transition: all 0.3s; display:flex; align-items:center; justify-content:center; }
.applyModal__close:hover { background: rgba(0, 229, 255, 0.1); color: var(--primary); transform: rotate(90deg); border-color: var(--primary); }
.applyModal__title { background: linear-gradient(to right, #fff, var(--primary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin-top:0; margin-bottom: 24px; font-size:1.75rem; text-align:center; }
.applyForm { display: flex; flex-direction: column; gap: 18px; }
.apply__row { display: flex; flex-direction: column; gap: 8px; text-align: left; }
.applyForm label { font-size: 0.95rem; font-weight: 500; color: rgba(255,255,255,0.9); }
.applyForm input, .applyForm select, .applyForm textarea { width: 100%; padding: 14px 16px; background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.15); border-radius: 12px; color: #9e9e9e; font-family: inherit; font-size: 1rem; outline: none; transition: all 0.3s ease; }
.applyForm input:focus, .applyForm select:focus, .applyForm textarea:focus { border-color: var(--primary); background: rgba(0, 229, 255, 0.05); box-shadow: 0 0 0 4px rgba(0, 229, 255, 0.15); }

/* --- FOOTER TASARIMI --- */
.site-footer { background: rgba(7, 12, 27, 0.85); border-top: 1px solid rgba(255, 255, 255, 0.05); padding: 80px 0 30px 0; margin-top: 60px; position: relative; }
.site-footer::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--primary), transparent); opacity: 0.3; }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1.5fr; gap: 50px; margin-bottom: 60px; }
.footer__name { font-size: 1.5rem; font-weight: 800; background: linear-gradient(to right, #fff, var(--primary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.footer__title { font-size: 1.2rem; color: #fff; margin-bottom: 24px; position: relative; padding-bottom: 10px; }
.footer__title::after { content: ''; position: absolute; bottom: 0; left: 0; width: 40px; height: 2px; background: var(--primary); }
.footer__menu ul, .footer__contact-list { list-style: none; padding: 0; margin: 0; }
.footer__menu li, .footer__contact-list li { margin-bottom: 14px; }
.footer__menu a, .footer__contact-list a { color: var(--muted); text-decoration: none; transition: all 0.3s ease; display: inline-block; }
.footer__menu a:hover, .footer__contact-list a:hover { color: var(--primary); transform: translateX(5px); }
.footer__contact-list li { color: var(--muted); display: flex; align-items: flex-start; gap: 10px; }
.footer__bottom { border-top: 1px solid rgba(255, 255, 255, 0.08); padding-top: 30px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; }
.footer__bottom p { margin: 0; font-size: 0.9rem; }
.footer__social { display: flex; gap: 15px; }
.footer__social a { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.05); color: #fff; text-decoration: none; font-size: 0.9rem; font-weight: 600; transition: all 0.3s; }
.footer__social a:hover { background: var(--primary); color: #0B132B; transform: translateY(-3px); }

/* Scroll Animasyonları */
.animate-up { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.animate-up.is-visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.1s; } .delay-2 { transition-delay: 0.2s; } .delay-3 { transition-delay: 0.3s; }

/* Ekstra Responsive Ayarlar */
@media (max-width: 768px) { 
  .contact-grid { grid-template-columns: 1fr; } 
  .single-content-card{ padding: 30px; } 
  .page-hero__title{ font-size: 2rem; } 
  .footer__grid { grid-template-columns: 1fr; gap: 40px; }
  .footer__bottom { flex-direction: column; text-align: center; justify-content: center; }
}


.single-product .quantity,
.single-product .pill,
.single-product .muted,
.product_meta {
    display: none !important;
}