/* 
  Sentez Kolektifi MEGA PORTAL CSS
  High-End Editorial, Deep-Scrolling, Asymmetric & Spacious
*/

:root {
  /* Renk Paleti - Soft Light / High Contrast Editorial */
  --bg-primary: #fcfcfc;
  --bg-secondary: #f3f4f6;
  --bg-dark: #0f1115;
  --bg-dark-accent: #1f232b;
  
  --text-primary: #111827; 
  --text-secondary: #4b5563;
  --text-light: #f9fafb;
  --text-light-muted: #9ca3af;
  
  --accent-gold: #c2883a; 
  --accent-gold-dark: #916121;
  --accent-gold-glow: rgba(194, 136, 58, 0.15);
  
  --border-light: #e5e7eb;
  --border-dark: #374151;
  
  /* Tipografi */
  --font-serif: "Playfair Display", "Baskerville", "Georgia", serif;
  --font-sans: "Inter", "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Layout */
  --container-width: 1400px;
  --content-width: 900px; /* Okuma genişliği */
  --border-radius: 20px;
  --transition-speed: 0.5s;
}

/* Reset & Base */
* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.8;
  font-size: 16px;
  overflow-x: hidden;
}

body { min-height: 100vh; display: flex; flex-direction: column; overflow-x: hidden; }

a { color: var(--accent-gold); text-decoration: none; transition: all var(--transition-speed) ease; }
a:hover { color: var(--accent-gold-dark); }
ul { list-style: none; }

/* Tipografi Sınıfları */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--text-primary);
  line-height: 1.1;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.text-dark-bg { color: var(--text-light); }
.text-dark-bg h1, .text-dark-bg h2, .text-dark-bg h3 { color: var(--text-light); }

.mega-title { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.02em; line-height: 1.1; margin-bottom: 1.5rem; }
.section-title { font-size: clamp(2rem, 3.5vw, 3rem); letter-spacing: -0.01em; margin-bottom: 1.5rem; }
.subsection-title { font-size: clamp(1.5rem, 2.5vw, 2rem); margin-bottom: 1.2rem; }

.lead-text { font-size: 1.15rem; color: var(--text-secondary); font-weight: 400; line-height: 1.7; }
.editorial-text { font-size: 1.1rem; color: var(--text-primary); line-height: 1.8; margin-bottom: 2rem; }

.highlight { position: relative; display: inline-block; color: var(--accent-gold); font-style: italic; }

.dropcap::first-letter {
  float: left; font-size: 4.5rem; line-height: 0.8; padding: 5px 12px 0 0; color: var(--accent-gold); font-family: var(--font-serif); font-weight: bold;
}

blockquote.editorial-quote {
  font-family: var(--font-serif); font-size: clamp(1.5rem, 3vw, 2.2rem); font-style: italic; color: var(--text-primary);
  border-left: none; padding: 0; margin: 4rem 0; line-height: 1.4; position: relative; text-align: center;
}
blockquote.editorial-quote::before { content: "“"; font-size: 6rem; position: absolute; top: -3rem; left: 50%; transform: translateX(-50%); color: var(--accent-gold-glow); z-index: -1; }

/* Global Layout */
.container { max-width: var(--container-width); margin: 0 auto; padding: 0 2rem; width: 100%; }
.content-container { max-width: var(--content-width); margin: 0 auto; padding: 0 1rem; width: 100%; }
.page-content { flex: 1; }

.section { padding: 150px 0; position: relative; }
.section-padding-mega { padding: 250px 0; }
.section-dark { background-color: var(--bg-dark); color: var(--text-light); }
.section-gray { background-color: var(--bg-secondary); }

/* Buttons & CTAs */
.cta-group { display: flex; gap: 1.5rem; flex-wrap: wrap; margin-top: 3rem; }
.btn-mega {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 1.4rem 3.5rem; font-size: 1.2rem; font-weight: 600; text-transform: uppercase; letter-spacing: 2px;
  background-color: var(--text-primary); color: var(--bg-primary); border-radius: 100px;
  position: relative; overflow: hidden; transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  border: 2px solid var(--text-primary);
}
.btn-mega:hover { background-color: var(--accent-gold); border-color: var(--accent-gold); color: #fff; transform: translateY(-5px); box-shadow: 0 20px 40px rgba(194, 136, 58, 0.3); }

.btn-outline-mega { background-color: transparent; color: var(--text-primary); }
.btn-outline-mega:hover { background-color: var(--text-primary); color: var(--bg-primary); }

.section-dark .btn-mega { background-color: var(--text-light); color: var(--bg-dark); border-color: var(--text-light); }
.section-dark .btn-mega:hover { background-color: var(--accent-gold); border-color: var(--accent-gold); color: #fff; }

/* Header */
.main-header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 999;
  background-color: rgba(252, 252, 252, 0.85); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,0,0,0.05); transition: all 0.4s ease;
}
.header-inner { display: flex; justify-content: space-between; align-items: center; height: 100px; }
.logo { display: flex; align-items: center; gap: 15px; font-family: var(--font-serif); font-size: 2rem; font-weight: 700; color: var(--text-primary); }
.logo-img { height: 45px; width: auto; max-width: 200px; object-fit: contain; }
.nav-list { display: flex; gap: 3rem; }
.nav-list a { color: var(--text-secondary); font-weight: 500; font-size: 1.05rem; letter-spacing: 0.5px; position: relative; }
.nav-list a.active, .nav-list a:hover { color: var(--text-primary); }
.nav-list a::after { content: ''; position: absolute; bottom: -8px; left: 0; width: 0; height: 2px; background-color: var(--accent-gold); transition: width 0.3s ease; }
.nav-list a.active::after, .nav-list a:hover::after { width: 100%; }
.mobile-menu-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 8px; }
.mobile-menu-toggle .bar { width: 35px; height: 2px; background-color: var(--text-primary); transition: all 0.3s ease; }

/* Mega Hero */
.hero-mega {
  min-height: 100vh; display: flex; flex-direction: column; justify-content: center;
  padding: 180px 0 100px; position: relative; background: radial-gradient(circle at 80% 20%, var(--bg-secondary) 0%, transparent 50%);
}
.hero-content { max-width: 1000px; }

/* Asymmetric Grid (Atölyeler) */
.asymmetric-grid { display: flex; flex-direction: column; gap: 8rem; margin-top: 5rem; }
.asym-item { display: flex; align-items: center; gap: 5%; }
.asym-item:nth-child(even) { flex-direction: row-reverse; }
.asym-visual {
  flex: 1; font-size: 8rem; display: flex; justify-content: center; align-items: center;
  background: var(--bg-secondary); border-radius: 40px; aspect-ratio: 1; position: relative; overflow: hidden;
}
.asym-content { flex: 1; padding: 2rem; }

/* Glass Cards */
.glass-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 3rem; }
.glass-card {
  background: #fff; padding: 4rem 3rem; border-radius: var(--border-radius);
  border: 1px solid var(--border-light); box-shadow: 0 10px 40px rgba(0,0,0,0.03); transition: all 0.5s ease;
}
.glass-card:hover { transform: translateY(-15px); box-shadow: 0 30px 60px rgba(0,0,0,0.08); border-color: transparent; }

/* FAQ Accordion */
.faq-list { max-width: 900px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border-light); padding: 2rem 0; cursor: pointer; }
.faq-question { display: flex; justify-content: space-between; align-items: center; font-size: 1.5rem; font-family: var(--font-serif); font-weight: bold; }
.faq-answer { display: none; padding-top: 1.5rem; font-size: 1.15rem; color: var(--text-secondary); line-height: 1.8; }
.faq-item.active .faq-answer { display: block; }
.faq-icon { font-size: 2rem; transition: transform 0.3s ease; }
.faq-item.active .faq-icon { transform: rotate(45deg); color: var(--accent-gold); }

/* Footer */
.main-footer { background-color: var(--bg-dark); color: var(--text-light); padding: 120px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 6rem; margin-bottom: 80px; }
.footer-logo { font-size: 2.5rem; margin-bottom: 2rem; font-family: var(--font-serif); }
.footer-links h4 { color: #fff; margin-bottom: 2.5rem; font-size: 1.3rem; letter-spacing: 2px; font-family: var(--font-sans); text-transform: uppercase; }
.footer-links li { margin-bottom: 1.5rem; }
.footer-links a { color: var(--text-light-muted); font-size: 1.1rem; }
.footer-links a:hover { color: var(--accent-gold); }
.footer-bottom { text-align: center; padding-top: 40px; border-top: 1px solid var(--border-dark); color: var(--text-light-muted); }

/* Responsive */
@media (max-width: 1024px) {
  .asym-item { flex-direction: column !important; gap: 3rem; }
  .asym-visual { width: 100%; aspect-ratio: 16/9; }
  .asym-content { width: 100%; padding: 0 1rem; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 4rem; }
}
@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .section-padding-mega { padding: 80px 0; }
  .hero-mega { padding: 100px 0 50px; }
  .container { padding: 0 1.2rem; }
  .glass-card { padding: 2rem 1.2rem; }
  .glass-grid { grid-template-columns: 1fr; gap: 2rem; }
  
  /* Typography Scaling for Mobile */
  .mega-title { font-size: 2.2rem; margin-bottom: 1rem; line-height: 1.1; }
  .section-title { font-size: 1.8rem; margin-bottom: 1rem; }
  .subsection-title { font-size: 1.4rem; }
  .editorial-text { font-size: 1rem; line-height: 1.6; margin-bottom: 1.5rem; }
  .lead-text { font-size: 1rem; }
  
  /* Quotes */
  blockquote.editorial-quote { font-size: 1.2rem; margin: 3rem 0; padding: 0 0.5rem; }
  blockquote.editorial-quote::before { font-size: 4rem; top: -2rem; }
  
  /* Header Adjustments */
  .header-inner { height: 70px; }
  .logo { font-size: 1.5rem; }
  
  /* Asymmetric Visuals */
  .asym-visual { font-size: 5rem; aspect-ratio: 16/9; border-radius: 20px; }
  .asym-item { gap: 2rem !important; }
  
  /* FAQ */
  .faq-question { font-size: 1.2rem; }
  .faq-answer { font-size: 1rem; }
  
  /* Footer */
  .main-footer { padding: 60px 0 30px; }
  .footer-logo { font-size: 1.8rem; margin-bottom: 1.5rem; }
  .footer-grid { gap: 3rem; margin-bottom: 40px; }
  
  /* Mobile Button Adjustments */
  .btn-mega { padding: 1rem 1.5rem; font-size: 1rem; letter-spacing: 1px; width: 100%; }
  .cta-group { flex-direction: column; gap: 1rem; margin-top: 2rem; }
  
  /* Mobile Menu */
  .nav-list {
    display: none; position: absolute; top: 100%; left: 0; width: 100%;
    background-color: var(--bg-primary); flex-direction: column; padding: 2rem;
    border-bottom: 1px solid var(--border-light); box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    gap: 1.5rem;
  }
  .nav-list.show { display: flex; }
  .mobile-menu-toggle { display: flex; }
}