/* =========================================================
   İDEAL DANIŞMANLIK — v3
   Modern Editorial · Asymmetric · Cool/Warm Contrast
   ========================================================= */

/* ---------- Tasarım Tokenları ---------- */
:root {
  /* SOĞUK PALET — ana zemin */
  --bg-deepest:    #050B1A;
  --bg-deep:       #0A1628;
  --bg-mid:        #0F1E36;
  --bg-card:       #0D1B30;
  --surface-1:     rgba(255, 255, 255, 0.03);
  --surface-2:     rgba(255, 255, 255, 0.05);
  --surface-3:     rgba(255, 255, 255, 0.08);

  /* Soğuk vurgu — cyan / mavi */
  --cyan-500:      #06B6D4;
  --cyan-400:      #22D3EE;
  --cyan-300:      #67E8F9;
  --blue-500:      #3B82F6;
  --blue-400:      #60A5FA;
  --blue-300:      #93C5FD;
  --indigo-400:    #818CF8;

  /* SICAK PALET — yeni aksent (Yeni!) */
  --amber-400:     #FBBF24;
  --amber-500:     #F59E0B;
  --amber-300:     #FCD34D;
  --orange-500:    #F97316;
  --red-500:       #EF4444;
  --red-600:       #DC2626;

  /* Metin */
  --text-primary:  #FFFFFF;
  --text-secondary: rgba(255, 255, 255, 0.75);
  --text-muted:    rgba(255, 255, 255, 0.55);
  --text-faint:    rgba(255, 255, 255, 0.35);
  --text-watermark: rgba(255, 255, 255, 0.04);

  /* Borders */
  --border-soft:   rgba(255, 255, 255, 0.08);
  --border-mid:    rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.2);
  --border-glow:   rgba(99, 179, 237, 0.25);
  --border-warm:   rgba(245, 158, 11, 0.3);

  /* Tipografi */
  --font-display:  'Cormorant Garamond', 'Times New Roman', serif;
  --font-body:     'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:     'JetBrains Mono', ui-monospace, monospace;

  /* Boyutlar */
  --container:     1320px;
  --container-wide: 1480px;
  --gutter:        clamp(20px, 4vw, 56px);
  --radius-sm:     12px;
  --radius:        20px;
  --radius-lg:     28px;
  --radius-xl:     40px;

  /* Animasyon */
  --ease:          cubic-bezier(0.22, 1, 0.36, 1);
  --ease-deep:     cubic-bezier(0.65, 0, 0.35, 1);

  /* Gradients */
  --gradient-text:  linear-gradient(135deg, #93C5FD 0%, #60A5FA 35%, #22D3EE 100%);
  --gradient-cta:   linear-gradient(135deg, #3B82F6 0%, #06B6D4 100%);
  --gradient-warm:  linear-gradient(135deg, #FCD34D 0%, #F97316 50%, #DC2626 100%);
  --gradient-warm-text: linear-gradient(135deg, #FCD34D 0%, #F59E0B 60%, #F97316 100%);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-secondary);
  background: var(--bg-deepest);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Yıldızlı arka plan */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image:
    radial-gradient(2px 2px at 20% 30%, rgba(255,255,255,0.15), transparent 50%),
    radial-gradient(1px 1px at 70% 60%, rgba(255,255,255,0.1), transparent 50%),
    radial-gradient(1.5px 1.5px at 40% 80%, rgba(255,255,255,0.12), transparent 50%),
    radial-gradient(1px 1px at 90% 20%, rgba(255,255,255,0.1), transparent 50%),
    radial-gradient(2px 2px at 15% 70%, rgba(255,255,255,0.08), transparent 50%);
  background-size: 600px 600px, 800px 800px, 700px 700px, 500px 500px, 900px 900px;
  background-repeat: repeat;
  opacity: 0.6;
}

/* Mesh gradient — soğuk + sıcak halka */
body::after {
  content: '';
  position: fixed;
  top: -10%; left: -10%;
  width: 120%; height: 120%;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(circle at 12% 18%, rgba(59, 130, 246, 0.14), transparent 35%),
    radial-gradient(circle at 88% 82%, rgba(6, 182, 212, 0.1), transparent 40%),
    radial-gradient(circle at 75% 25%, rgba(245, 158, 11, 0.06), transparent 35%),
    radial-gradient(circle at 25% 75%, rgba(220, 38, 38, 0.04), transparent 35%);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s var(--ease); }
button { font: inherit; cursor: pointer; border: none; background: none; }

/* ---------- Tipografi ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.0;
  color: var(--text-primary);
  margin: 0;
}

/* OVERSIZED — yeni editörsel boyutlar */
h1 { font-size: clamp(48px, 9vw, 144px); font-weight: 400; line-height: 0.95; letter-spacing: -0.03em; }
h2 { font-size: clamp(36px, 6vw, 96px); font-weight: 400; line-height: 1.0; letter-spacing: -0.025em; }
h3 { font-size: clamp(24px, 3vw, 42px); font-weight: 500; }
h4 { font-size: clamp(18px, 1.6vw, 22px); font-weight: 500; }

h1 em, h2 em {
  font-style: italic;
  font-weight: 400;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Sıcak vurgu varyantı */
h1 em.warm, h2 em.warm, em.warm, .gradient-warm {
  font-style: italic;
  font-weight: 400;
  background: var(--gradient-warm-text) !important;
  -webkit-background-clip: text !important;
  background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  color: transparent;
}

p { margin: 0 0 1em 0; }
p:last-child { margin-bottom: 0; }

.eyebrow {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--cyan-400);
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: '//';
  font-family: var(--font-mono);
  color: var(--cyan-300);
  letter-spacing: 0;
}
.eyebrow--warm { color: var(--amber-400); }
.eyebrow--warm::before { color: var(--amber-300); }
.eyebrow--mute { color: var(--text-muted); }
.eyebrow--mute::before { color: var(--text-faint); }

.lead {
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.55;
  color: var(--text-secondary);
  font-weight: 300;
}

/* DROP CAP — paragraf başında büyük süslü harf */
.drop-cap::first-letter {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 5em;
  line-height: 0.85;
  float: left;
  margin: 0.05em 0.12em 0 0;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.drop-cap--warm::first-letter {
  background: var(--gradient-warm-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------- Container ---------- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  position: relative;
  z-index: 2;
}
.container--narrow { max-width: 920px; }
.container--wide   { max-width: var(--container-wide); }
.container--full   { max-width: 100%; padding: 0 var(--gutter); }

/* ---------- Top Strip ---------- */
.top-strip {
  background: linear-gradient(90deg, rgba(59, 130, 246, 0.08), rgba(6, 182, 212, 0.08), rgba(245, 158, 11, 0.06), rgba(59, 130, 246, 0.08));
  border-bottom: 1px solid var(--border-soft);
  padding: 10px 0;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  position: relative;
  z-index: 3;
}
.top-strip .dot {
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--cyan-400);
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
  box-shadow: 0 0 12px var(--cyan-400);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}
.top-strip strong { color: var(--text-primary); font-weight: 500; margin-left: 12px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 11, 26, 0.7);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-soft);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px var(--gutter);
  max-width: var(--container);
  margin: 0 auto;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}
.brand-logo {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--gradient-cta);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 18px; font-style: italic;
  color: white;
  box-shadow: 0 0 24px rgba(59, 130, 246, 0.4);
  position: relative;
  flex-shrink: 0;
}
.brand i {
  font-style: italic;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 400;
}
.nav-list {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-list a {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-secondary);
  position: relative;
  padding: 8px 0;
  transition: color .25s var(--ease);
}
.nav-list a:hover { color: var(--text-primary); }
.nav-list a.is-active { color: var(--cyan-400); }
.nav-list a.is-active::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--gradient-cta);
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: var(--gradient-cta);
  color: white !important;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  box-shadow: 0 0 24px rgba(59, 130, 246, 0.4);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 32px rgba(59, 130, 246, 0.6);
}
.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  position: relative;
  border-radius: 8px;
  background: var(--surface-1);
  border: 1px solid var(--border-soft);
}
.nav-toggle span {
  display: block;
  position: absolute;
  left: 10px;
  width: 20px; height: 1.5px;
  background: var(--text-primary);
  transition: transform .35s var(--ease), opacity .25s ease;
}
.nav-toggle span:nth-child(1) { top: 14px; }
.nav-toggle span:nth-child(2) { top: 19px; }
.nav-toggle span:nth-child(3) { top: 24px; }
.nav-toggle.is-open span:nth-child(1) { top: 19px; transform: rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { top: 19px; transform: rotate(-45deg); }
@media (max-width: 1100px) {
  .nav-toggle { display: block; }
  .nav-list {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: rgba(5, 11, 26, 0.98);
    backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border-soft);
    padding: 0 var(--gutter);
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s var(--ease);
  }
  .nav-list.is-open { max-height: 700px; padding: 16px var(--gutter) 32px; }
  .nav-list a { display: block; padding: 14px 0; font-size: 16px; width: 100%; border-bottom: 1px solid var(--border-soft); }
  .nav-list li:last-child a { border-bottom: none; }
  .nav-cta { display: none; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  border-radius: 999px;
  transition: all .3s var(--ease);
  cursor: pointer;
  position: relative;
}
.btn::after {
  content: '→';
  font-size: 18px;
  transition: transform .3s var(--ease);
}
.btn--primary {
  background: var(--gradient-cta);
  color: white;
  box-shadow: 0 0 24px rgba(59, 130, 246, 0.35);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 0 36px rgba(59, 130, 246, 0.55); }
.btn--primary:hover::after { transform: translateX(4px); }
.btn--warm {
  background: var(--gradient-warm);
  color: white;
  box-shadow: 0 0 24px rgba(245, 158, 11, 0.35);
}
.btn--warm:hover { transform: translateY(-2px); box-shadow: 0 0 36px rgba(245, 158, 11, 0.55); }
.btn--warm:hover::after { transform: translateX(4px); }
.btn--ghost {
  background: var(--surface-1);
  color: var(--text-primary);
  border: 1px solid var(--border-mid);
  backdrop-filter: blur(10px);
}
.btn--ghost:hover { background: var(--surface-2); border-color: var(--border-glow); }
.btn--ghost:hover::after { transform: translateX(4px); }
.btn--text {
  padding: 8px 0;
  color: var(--cyan-400);
  font-weight: 500;
}
.btn--text:hover { color: var(--cyan-300); }
.btn--text:hover::after { transform: translateX(6px); }

/* ---------- HERO — Asimetrik + Network Grafiği ---------- */
.hero {
  padding: clamp(60px, 10vw, 120px) 0 clamp(80px, 12vw, 140px);
  position: relative;
  overflow: hidden;
}

/* Watermark — devasa arka plan numarası */
.hero-watermark {
  position: absolute;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(300px, 45vw, 800px);
  line-height: 0.85;
  color: var(--text-watermark);
  top: 30%;
  right: -5%;
  pointer-events: none;
  z-index: 1;
  user-select: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 2;
}
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1.05fr 0.95fr; gap: 80px; }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 8px 18px;
  background: var(--surface-2);
  border: 1px solid var(--border-mid);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 36px;
  backdrop-filter: blur(10px);
}
.hero-badge .dot {
  width: 8px; height: 8px;
  background: var(--cyan-400);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--cyan-400);
  animation: pulse 2s ease-in-out infinite;
}
.hero h1 { margin-bottom: 32px; }
.hero-sub {
  max-width: 56ch;
  font-size: clamp(16px, 1.3vw, 18px);
  line-height: 1.65;
  color: var(--text-secondary);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 44px;
}

/* Network diagram (yeni) */
.hero-network {
  position: relative;
  aspect-ratio: 1;
  max-width: 560px;
  margin: 0 auto;
}
.hero-network svg { width: 100%; height: 100%; }

/* SVG node animasyonları */
@keyframes nodeGlow {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}
@keyframes lineDraw {
  from { stroke-dashoffset: 100; }
  to { stroke-dashoffset: 0; }
}
@media (max-width: 1024px) {
  .hero-network { display: none; }
  .hero-watermark { display: none; }
}

/* Hero meta info bar (yeni) */
.hero-meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 32px 0 0;
  margin-top: 56px;
  border-top: 1px solid var(--border-soft);
}
@media (min-width: 700px) {
  .hero-meta { grid-template-columns: repeat(4, 1fr); gap: 40px; }
}
.hero-meta-item .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--text-faint);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.hero-meta-item .value {
  font-family: var(--font-display);
  font-size: clamp(20px, 1.6vw, 26px);
  color: var(--text-primary);
}

/* ---------- Sections ---------- */
.section {
  padding: clamp(80px, 10vw, 140px) 0;
  position: relative;
}
.section--alt {
  background: linear-gradient(180deg, var(--bg-deepest) 0%, var(--bg-deep) 50%, var(--bg-deepest) 100%);
}
.section--warm {
  position: relative;
}
.section--warm::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(245, 158, 11, 0.05), transparent 70%);
  pointer-events: none;
}

.section-head {
  text-align: center;
  margin-bottom: clamp(56px, 7vw, 96px);
}
.section-head .eyebrow { margin-bottom: 24px; }
.section-head h2 { max-width: 22ch; margin: 0 auto; }
.section-head .lead { max-width: 60ch; margin: 24px auto 0; }

/* ASİMETRİK section başlık (yeni) */
.section-head--asym {
  text-align: left;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: clamp(56px, 7vw, 96px);
}
@media (min-width: 900px) {
  .section-head--asym {
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: end;
  }
}
.section-head--asym h2 { margin: 0; max-width: none; }
.section-head--asym .lead { max-width: none; margin: 0; }

/* Bölüm başlığı + büyük numara watermark (yeni) */
.section-numbered {
  position: relative;
}
.section-numbered::before {
  content: attr(data-num);
  position: absolute;
  top: -40px;
  right: 0;
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(120px, 18vw, 280px);
  font-weight: 400;
  line-height: 0.8;
  color: var(--text-watermark);
  pointer-events: none;
  z-index: 0;
}
.section-numbered > * { position: relative; z-index: 1; }

/* ---------- Glass Cards ---------- */
.glass-card {
  background: var(--surface-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: clamp(28px, 3vw, 40px);
  position: relative;
  overflow: hidden;
  transition: transform .4s var(--ease), border-color .4s var(--ease), background .4s var(--ease);
}
.glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan-400), transparent);
  opacity: 0;
  transition: opacity .4s var(--ease);
}
.glass-card:hover {
  background: var(--surface-2);
  border-color: var(--border-glow);
  transform: translateY(-4px);
}
.glass-card:hover::before { opacity: 1; }

/* Sıcak varyant */
.glass-card--warm:hover {
  border-color: var(--border-warm);
}
.glass-card--warm:hover::before {
  background: linear-gradient(90deg, transparent, var(--amber-400), transparent);
  opacity: 1;
}

/* ---------- Approach Grid ---------- */
.approach-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.approach-card .num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-faint);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 24px;
}
.approach-card-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: var(--surface-2);
  border: 1px solid var(--border-mid);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
  position: relative;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 22px;
  color: var(--cyan-400);
}
.approach-card h4 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 14px;
  line-height: 1.2;
  max-width: 18ch;
}
.approach-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- Books Grid ---------- */
.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.book-card {
  display: flex;
  flex-direction: column;
  min-height: 380px;
  text-decoration: none;
  color: inherit;
}
.book-card .num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: 56px;
  line-height: 0.9;
  margin-bottom: 24px;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.book-card h3 {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 500;
  line-height: 1.15;
  margin-bottom: 18px;
  color: var(--text-primary);
  max-width: 14ch;
}
.book-card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
  flex: 1;
  margin-bottom: 24px;
}
.book-card .read-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--cyan-400);
}
.book-card .read-more::after {
  content: '→';
  font-size: 16px;
  transition: transform .3s var(--ease);
}
.book-card:hover .read-more::after { transform: translateX(4px); }

/* ---------- VAKA NOTLARI (Yeni Modül) ---------- */
.case-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
.case-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding: clamp(32px, 4vw, 56px);
}
@media (min-width: 800px) {
  .case-card {
    grid-template-columns: 1fr 2fr;
    align-items: start;
  }
}
.case-meta {
  border-left: 2px solid var(--amber-400);
  padding-left: 20px;
}
.case-meta .case-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 64px;
  line-height: 0.9;
  color: var(--text-primary);
  margin-bottom: 16px;
  background: var(--gradient-warm-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.case-meta .case-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid var(--border-warm);
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber-300);
  margin-bottom: 16px;
}
.case-meta .case-sector {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}
.case-card h3 {
  font-family: var(--font-display);
  font-size: clamp(24px, 2.4vw, 32px);
  font-weight: 500;
  margin-bottom: 24px;
  line-height: 1.2;
}
.case-block {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border-soft);
}
.case-block .case-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-400);
  margin-bottom: 8px;
  display: block;
}
.case-block p { font-size: 15px; line-height: 1.7; color: var(--text-secondary); }

/* ---------- SÖZLÜK (Yeni Modül) ---------- */
.glossary-search {
  display: flex;
  align-items: center;
  background: var(--surface-1);
  border: 1px solid var(--border-mid);
  border-radius: 999px;
  padding: 4px 4px 4px 24px;
  max-width: 600px;
  margin: 0 auto 56px;
  transition: border-color .3s var(--ease);
}
.glossary-search:focus-within { border-color: var(--cyan-400); }
.glossary-search-icon {
  flex-shrink: 0;
  color: var(--text-muted);
  margin-right: 12px;
}
.glossary-search input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font: inherit;
  font-size: 16px;
  padding: 14px 8px;
  outline: none;
}
.glossary-search input::placeholder { color: var(--text-faint); }

.glossary-alphabet {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-bottom: 56px;
}
.glossary-alphabet a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  transition: all .25s var(--ease);
}
.glossary-alphabet a:hover {
  background: var(--surface-2);
  border-color: var(--cyan-400);
  color: var(--cyan-400);
}
.glossary-alphabet a.disabled {
  opacity: 0.3;
  pointer-events: none;
}

.glossary-letter-group {
  margin-bottom: 56px;
}
.glossary-letter-header {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(80px, 12vw, 160px);
  font-weight: 300;
  line-height: 1;
  color: var(--text-watermark);
  margin: 0 0 24px 0;
  position: relative;
}
.glossary-letter-header::after {
  content: '';
  position: absolute;
  bottom: 8px;
  left: 0;
  width: 80px;
  height: 1px;
  background: var(--gradient-cta);
}

.glossary-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--border-soft);
  border-radius: var(--radius);
  overflow: hidden;
}
.glossary-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 28px 32px;
  background: var(--bg-deep);
  transition: background .3s var(--ease);
}
.glossary-item:hover { background: var(--bg-mid); }
@media (min-width: 800px) {
  .glossary-item { grid-template-columns: 280px 1fr; gap: 40px; }
}
.glossary-term {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.glossary-term .glossary-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--cyan-400);
}
.glossary-def {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* ---------- OLGUNLUK TESTİ (Yeni Modül) ---------- */
.test-wrapper {
  max-width: 720px;
  margin: 0 auto;
}
.test-progress {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 56px;
}
.test-progress-bar {
  flex: 1;
  height: 4px;
  background: var(--surface-2);
  border-radius: 2px;
  overflow: hidden;
}
.test-progress-fill {
  height: 100%;
  background: var(--gradient-cta);
  border-radius: 2px;
  transition: width .5s var(--ease);
  box-shadow: 0 0 10px var(--cyan-400);
}
.test-progress-text {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  white-space: nowrap;
}

.test-question {
  display: none;
}
.test-question.is-active { display: block; }
.test-question .q-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(64px, 8vw, 120px);
  line-height: 0.9;
  color: var(--text-watermark);
  margin-bottom: 16px;
}
.test-question h3 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 400;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 32px;
  max-width: 24ch;
}
.test-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.test-option {
  display: block;
  padding: 20px 28px;
  background: var(--surface-1);
  border: 1px solid var(--border-soft);
  border-radius: 16px;
  cursor: pointer;
  transition: all .25s var(--ease);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-secondary);
  text-align: left;
  width: 100%;
}
.test-option:hover {
  background: var(--surface-2);
  border-color: var(--border-glow);
  color: var(--text-primary);
  transform: translateX(4px);
}
.test-option.is-selected {
  background: rgba(34, 211, 238, 0.08);
  border-color: var(--cyan-400);
  color: var(--text-primary);
}
.test-option .opt-letter {
  display: inline-flex;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--surface-2);
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 12px;
  margin-right: 14px;
  color: var(--text-muted);
  transition: all .25s var(--ease);
}
.test-option.is-selected .opt-letter {
  background: var(--cyan-400);
  color: var(--bg-deep);
}

.test-actions {
  display: flex;
  justify-content: space-between;
  margin-top: 40px;
  flex-wrap: wrap;
  gap: 16px;
}

.test-result {
  display: none;
  text-align: center;
}
.test-result.is-active { display: block; }
.test-result .score-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(96px, 14vw, 200px);
  line-height: 0.9;
  background: var(--gradient-warm-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin: 24px 0;
}
.test-result h3 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 400;
  margin-bottom: 24px;
}
.test-result .score-band {
  display: inline-block;
  padding: 6px 16px;
  background: var(--surface-2);
  border: 1px solid var(--border-warm);
  border-radius: 999px;
  font-size: 13px;
  color: var(--amber-300);
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}
.test-result .recommendation {
  max-width: 60ch;
  margin: 32px auto;
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* ---------- NEWSLETTER MODÜLÜ (Yeni) ---------- */
.newsletter {
  position: relative;
  padding: clamp(60px, 8vw, 100px) clamp(28px, 5vw, 64px);
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(220, 38, 38, 0.06));
  border: 1px solid var(--border-warm);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.newsletter::before {
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.12), transparent 60%);
  pointer-events: none;
}
.newsletter::after {
  content: 'M';
  position: absolute;
  bottom: -60px; right: -20px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 400px;
  line-height: 0.85;
  color: var(--text-watermark);
  pointer-events: none;
}
.newsletter > * { position: relative; z-index: 1; }
.newsletter h2 {
  max-width: 18ch;
  margin-bottom: 24px;
}
.newsletter .lead {
  max-width: 50ch;
  margin-bottom: 36px;
}
.newsletter-form {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  max-width: 560px;
}
.newsletter-form input {
  flex: 1;
  min-width: 240px;
  padding: 14px 22px;
  background: var(--surface-1);
  border: 1px solid var(--border-mid);
  border-radius: 999px;
  font: inherit;
  font-size: 15px;
  color: var(--text-primary);
  transition: border-color .3s var(--ease);
}
.newsletter-form input:focus {
  outline: none;
  border-color: var(--amber-400);
  background: var(--surface-2);
}
.newsletter-form input::placeholder { color: var(--text-faint); }
.newsletter-perks {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 28px;
  font-size: 13px;
  color: var(--text-muted);
}
.newsletter-perks span::before {
  content: '✓';
  color: var(--amber-400);
  margin-right: 8px;
}

/* ---------- Manifesto ---------- */
.manifesto {
  text-align: center;
  position: relative;
}
.manifesto-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(36px, 5.5vw, 80px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  max-width: 18ch;
  margin: 0 auto 40px;
  position: relative;
}
.manifesto-quote em {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: italic;
  font-weight: 400;
}
.manifesto-quote em.warm {
  background: var(--gradient-warm-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.manifesto-text {
  max-width: 60ch;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-secondary);
}

/* ---------- Article hero ---------- */
.article-hero {
  padding: clamp(80px, 12vw, 140px) 0 clamp(40px, 6vw, 80px);
  position: relative;
}
.article-hero .meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.article-hero .meta a { color: var(--cyan-400); }
.article-hero .meta .dot { width: 4px; height: 4px; background: var(--cyan-400); border-radius: 50%; }
.article-hero h1 { max-width: 18ch; margin-bottom: 32px; }
.article-hero .lead { max-width: 60ch; }

/* ---------- Prose ---------- */
.prose {
  max-width: 760px;
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-secondary);
}
.prose h2, .prose h3 { margin: 60px 0 20px; color: var(--text-primary); }
.prose p { margin-bottom: 1.4em; }
.prose strong { color: var(--text-primary); font-weight: 600; }
.prose ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1.4em 0;
}
.prose ul li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 14px;
}
.prose ul li::before {
  content: '';
  position: absolute;
  left: 0; top: 13px;
  width: 16px; height: 1px;
  background: var(--cyan-400);
}
.prose blockquote {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: 26px;
  line-height: 1.4;
  color: var(--text-primary);
  border-left: 2px solid var(--cyan-400);
  padding: 8px 0 8px 32px;
  margin: 36px 0;
}
.prose blockquote em {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------- Topic Cards ---------- */
.topic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 700px) { .topic-grid { grid-template-columns: 1fr 1fr; } }
.topic-card .num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-faint);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 18px;
}
.topic-card h3 {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 500;
  margin-bottom: 16px;
  color: var(--text-primary);
}
.topic-card .topic-intro {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}
.topic-card .topic-list {
  list-style: none;
  padding: 0; margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 24px;
}
.topic-card .topic-list li {
  font-size: 13px;
  padding: 8px 0;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-soft);
}
@media (max-width: 500px) { .topic-card .topic-list { grid-template-columns: 1fr; } }

/* ---------- Ecosystem ---------- */
.ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.eco-card-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--gradient-cta);
  margin-bottom: 24px;
  display: flex; align-items: center; justify-content: center;
  color: white;
  font-size: 18px;
  font-family: var(--font-display);
  font-style: italic;
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
}
.eco-card h4 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.eco-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- Stats Row ---------- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 24px;
  padding: 48px 0;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}
.stat { text-align: center; }
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(48px, 5vw, 72px);
  font-weight: 400;
  line-height: 1;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
}
.stat-label {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 56px;
}
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1.4fr; gap: 80px; } }
.contact-info dt {
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-faint);
  margin-top: 28px;
}
.contact-info dt:first-of-type { margin-top: 0; }
.contact-info dd {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--text-primary);
}
.contact-info dd a { color: var(--cyan-400); }
.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 600px) {
  .form-grid { grid-template-columns: 1fr 1fr; }
  .form-row--full { grid-column: 1 / -1; }
}
.field { display: flex; flex-direction: column; gap: 8px; }
.field label {
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}
.field input,
.field textarea {
  font: inherit;
  font-size: 15px;
  padding: 14px 16px;
  background: var(--surface-1);
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  color: var(--text-primary);
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--cyan-400);
  background: var(--surface-2);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.1);
}
.field textarea { resize: vertical; min-height: 140px; }
.form-feedback {
  margin-bottom: 24px;
  padding: 14px 18px;
  border-radius: 10px;
  font-size: 14px;
  border: 1px solid;
}
.form-feedback--success { background: rgba(6, 182, 212, 0.08); color: var(--cyan-300); border-color: rgba(6, 182, 212, 0.2); }
.form-feedback--error   { background: rgba(245, 158, 11, 0.08); color: var(--amber-400); border-color: rgba(245, 158, 11, 0.2); }

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  z-index: 2;
  padding: clamp(60px, 8vw, 100px) 0 32px;
  border-top: 1px solid var(--border-soft);
  background: linear-gradient(180deg, var(--bg-deepest), var(--bg-deep));
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  margin-bottom: 60px;
}
@media (min-width: 700px) { .footer-grid { grid-template-columns: 1.6fr 1fr 1fr; gap: 64px; } }
.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--text-primary);
  margin-bottom: 18px;
}
.footer-tag {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 38ch;
}
.footer-col h5 {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--cyan-400);
  margin: 0 0 18px 0;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 14px; color: var(--text-secondary); }
.footer-col a:hover { color: var(--cyan-400); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 32px;
  border-top: 1px solid var(--border-soft);
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: 0.05em;
}

/* ---------- Reveal Animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
.reveal-stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 0.15s; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 0.25s; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 0.35s; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 0.45s; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 0.55s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .reveal-stagger > * { opacity: 1; transform: none; }
}

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-mid), transparent);
  border: none;
  margin: clamp(40px, 6vw, 80px) 0;
}
.gradient-warm-text {
  background: var(--gradient-warm-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* =========================================================
   v4 — YENİ TASARIM HAMLELERİ
   ========================================================= */

/* ---------- 1. KINETIC TICKER (kayan şerit) ---------- */
.ticker {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 4vw, 48px) 0;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  background: linear-gradient(180deg, transparent, rgba(255,255,255,0.015), transparent);
}
.ticker-track {
  display: flex;
  width: max-content;
  animation: tickerScroll 40s linear infinite;
  gap: 64px;
  will-change: transform;
}
.ticker-item {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(40px, 6vw, 80px);
  line-height: 1;
  white-space: nowrap;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 32px;
  letter-spacing: -0.02em;
}
.ticker-item::after {
  content: '✦';
  font-size: 0.6em;
  color: var(--cyan-400);
  margin-left: 32px;
  font-style: normal;
}
.ticker-item:nth-child(2n) {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.ticker-item:nth-child(3n) {
  background: var(--gradient-warm-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.ticker-item:nth-child(3n)::after { color: var(--amber-400); }

@keyframes tickerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.ticker--reverse .ticker-track {
  animation-direction: reverse;
}

@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation: none; }
}

/* ---------- 2. TEXT-MASK HERO ---------- */
.text-mask {
  position: relative;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(80px, 16vw, 240px);
  line-height: 0.9;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg,
    #93C5FD 0%,
    #60A5FA 20%,
    #22D3EE 40%,
    #FBBF24 70%,
    #F97316 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: maskShift 12s ease-in-out infinite;
  display: inline-block;
}
.text-mask-italic {
  font-style: italic;
  font-weight: 400;
}
@keyframes maskShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ---------- 3. MAGAZINE SPREAD ---------- */
.magazine {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--border-mid);
}
@media (min-width: 800px) {
  .magazine { grid-template-columns: 1fr 1fr; }
  .magazine--3 { grid-template-columns: repeat(3, 1fr); }
  .magazine--4 { grid-template-columns: repeat(4, 1fr); }
}
.magazine-col {
  padding: clamp(32px, 4vw, 56px) clamp(20px, 3vw, 40px);
  border-bottom: 1px solid var(--border-mid);
  position: relative;
}
@media (min-width: 800px) {
  .magazine-col {
    border-right: 1px solid var(--border-mid);
    border-bottom: none;
  }
  .magazine-col:last-child { border-right: none; }
}
.magazine-col .col-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--text-faint);
  text-transform: uppercase;
  margin-bottom: 32px;
  display: block;
}
.magazine-col h4 {
  font-family: var(--font-display);
  font-size: clamp(22px, 1.8vw, 28px);
  font-weight: 500;
  margin-bottom: 16px;
  line-height: 1.15;
  color: var(--text-primary);
}
.magazine-col p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* ---------- 4. OVERSIZED SINGLE-WORD ---------- */
.solo-word {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(96px, 22vw, 360px);
  line-height: 0.85;
  letter-spacing: -0.05em;
  color: var(--text-primary);
  margin: 0;
}
.solo-word em {
  font-style: italic;
  font-weight: 400;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.solo-word .dot {
  color: var(--cyan-400);
  -webkit-text-fill-color: var(--cyan-400);
}
.solo-word .dot--warm { color: var(--amber-400); -webkit-text-fill-color: var(--amber-400); }

.solo-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 56px;
  align-items: center;
}
@media (min-width: 900px) {
  .solo-grid {
    grid-template-columns: 2fr 1fr;
    gap: 80px;
  }
}
.solo-side {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
}
.solo-side .eyebrow { margin-bottom: 16px; }
.solo-side h4 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 16px;
  color: var(--text-primary);
}

/* =========================================================
   v4 — YENİ MODÜLLER
   ========================================================= */

/* ---------- ATLAS (interaktif harita) ---------- */
.atlas {
  position: relative;
  aspect-ratio: 16 / 10;
  max-width: 1100px;
  margin: 0 auto;
  background: var(--surface-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(20px);
}
.atlas svg { width: 100%; height: 100%; display: block; }

.atlas-node {
  cursor: pointer;
  transition: transform .3s var(--ease);
  transform-origin: center;
  transform-box: fill-box;
}
.atlas-node:hover { transform: scale(1.15); }
.atlas-node circle.atlas-node-bg {
  transition: fill .3s var(--ease), stroke .3s var(--ease);
}
.atlas-node:hover circle.atlas-node-bg {
  fill: rgba(34, 211, 238, 0.2);
  stroke: var(--cyan-400);
}
.atlas-node text {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.05em;
  fill: white;
  pointer-events: none;
}

.atlas-detail {
  position: absolute;
  inset: auto 24px 24px 24px;
  background: var(--bg-deep);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius);
  padding: 24px 28px;
  max-width: 480px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .4s var(--ease), transform .4s var(--ease);
  pointer-events: none;
}
.atlas-detail.is-active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.atlas-detail .detail-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-400);
  margin-bottom: 8px;
}
.atlas-detail h4 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  margin-bottom: 10px;
  color: var(--text-primary);
}
.atlas-detail p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
}
.atlas-hint {
  position: absolute;
  top: 24px; right: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--text-faint);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
}
.atlas-hint::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--cyan-400);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--cyan-400);
  animation: pulse 2s ease-in-out infinite;
}

@media (max-width: 700px) {
  .atlas { aspect-ratio: 1; }
  .atlas-detail { inset: auto 12px 12px 12px; padding: 16px 18px; }
  .atlas-hint { display: none; }
}

/* ---------- YÖNETİM TAKVİMİ (yıllık ritim) ---------- */
.calendar {
  position: relative;
}
.calendar-track {
  position: relative;
  padding: 60px 0;
}
.calendar-line {
  position: absolute;
  top: 50%;
  left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--border-mid) 10%,
    var(--cyan-400) 50%,
    var(--amber-400) 90%,
    transparent 100%);
}
.calendar-rhythms {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 48px;
}
@media (min-width: 700px) {
  .calendar-rhythms { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1100px) {
  .calendar-rhythms { grid-template-columns: repeat(4, 1fr); }
}
.rhythm-card {
  position: relative;
  padding: 32px 28px;
  background: var(--surface-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  transition: all .35s var(--ease);
  overflow: hidden;
}
.rhythm-card:hover {
  background: var(--surface-2);
  border-color: var(--border-glow);
  transform: translateY(-4px);
}
.rhythm-card .rhythm-period {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(48px, 5vw, 64px);
  line-height: 0.9;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 6px;
}
.rhythm-card .rhythm-frequency {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-soft);
}
.rhythm-card h4 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.rhythm-card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
}
.rhythm-card .rhythm-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}
.rhythm-card .rhythm-tags span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.05em;
  color: var(--text-faint);
  background: var(--surface-2);
  padding: 4px 10px;
  border-radius: 999px;
}

/* Sıcak varyant — yıllık */
.rhythm-card--warm:hover { border-color: var(--border-warm); }
.rhythm-card--warm .rhythm-period {
  background: var(--gradient-warm-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------- KARŞILAŞTIRMA TABLOSU (eski vs yeni) ---------- */
.compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-deep);
}
@media (min-width: 800px) {
  .compare { grid-template-columns: 1fr 1fr; }
}
.compare-col {
  padding: clamp(32px, 4vw, 56px);
  border-bottom: 1px solid var(--border-mid);
}
@media (min-width: 800px) {
  .compare-col { border-bottom: none; border-right: 1px solid var(--border-mid); }
  .compare-col:last-child { border-right: none; }
}
.compare-col--old {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.02), transparent),
    repeating-linear-gradient(45deg, transparent 0, transparent 12px, rgba(255,255,255,0.012) 12px, rgba(255,255,255,0.012) 13px);
}
.compare-col--new {
  background: linear-gradient(180deg, rgba(34, 211, 238, 0.04), transparent);
}
.compare-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.compare-col--old .compare-eyebrow { color: var(--text-faint); }
.compare-col--new .compare-eyebrow { color: var(--cyan-400); }
.compare-col h3 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 500;
  margin-bottom: 32px;
  line-height: 1.1;
}
.compare-col--old h3 { color: var(--text-muted); }
.compare-col--new h3 em {
  font-style: italic;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.compare-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.compare-list li {
  padding: 18px 0;
  border-bottom: 1px solid var(--border-soft);
  font-size: 15px;
  line-height: 1.55;
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.compare-list li:last-child { border-bottom: none; }
.compare-col--old .compare-list li {
  color: var(--text-muted);
  text-decoration: line-through;
  text-decoration-color: rgba(239, 68, 68, 0.4);
  text-decoration-thickness: 1px;
}
.compare-col--old .compare-list li::before {
  content: '×';
  color: var(--red-500);
  font-size: 18px;
  flex-shrink: 0;
  font-weight: 500;
  line-height: 1.4;
}
.compare-col--new .compare-list li {
  color: var(--text-primary);
}
.compare-col--new .compare-list li::before {
  content: '✓';
  color: var(--cyan-400);
  font-size: 16px;
  flex-shrink: 0;
  font-weight: 500;
  line-height: 1.4;
}

/* ---------- KONUŞMALAR (podcast/söyleşi) ---------- */
.talks-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 700px) {
  .talks-grid { grid-template-columns: 1fr 1fr; }
}

.talk-card {
  display: flex;
  gap: 24px;
  padding: 28px;
  background: var(--surface-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  transition: all .35s var(--ease);
  align-items: center;
}
.talk-card:hover {
  background: var(--surface-2);
  border-color: var(--border-glow);
  transform: translateY(-3px);
}

.talk-play {
  flex-shrink: 0;
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--gradient-cta);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 24px rgba(59, 130, 246, 0.4);
  position: relative;
  cursor: pointer;
  transition: transform .3s var(--ease);
}
.talk-card:hover .talk-play { transform: scale(1.08); }
.talk-play::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: var(--gradient-cta);
  z-index: -1;
  opacity: 0.4;
  filter: blur(8px);
}
.talk-play svg {
  width: 22px; height: 22px;
  fill: white;
  margin-left: 3px;
}

.talk-content { flex: 1; min-width: 0; }
.talk-content .talk-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-faint);
  margin-bottom: 8px;
}
.talk-content .talk-meta .talk-duration {
  color: var(--cyan-400);
}
.talk-content h4 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text-primary);
  line-height: 1.25;
}
.talk-content p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Ses dalga indikatörü */
.talk-wave {
  display: inline-flex;
  align-items: end;
  gap: 2px;
  height: 12px;
  margin-left: 8px;
}
.talk-wave span {
  display: inline-block;
  width: 2px;
  background: var(--cyan-400);
  border-radius: 1px;
  animation: wave 1.4s ease-in-out infinite;
}
.talk-wave span:nth-child(1) { height: 60%; animation-delay: 0s; }
.talk-wave span:nth-child(2) { height: 100%; animation-delay: 0.15s; }
.talk-wave span:nth-child(3) { height: 80%; animation-delay: 0.3s; }
.talk-wave span:nth-child(4) { height: 40%; animation-delay: 0.45s; }
@keyframes wave {
  0%, 100% { transform: scaleY(0.6); opacity: 0.5; }
  50% { transform: scaleY(1); opacity: 1; }
}

/* =========================================================
   v5 — LOGO + ANİMASYONLU KİTAP SHOWCASE
   ========================================================= */

/* ---------- Logo (header & footer) ---------- */
.brand--logo {
  display: inline-flex;
  align-items: center;
  height: 44px;
}
.brand-img {
  height: 38px;
  width: auto;
  display: block;
  filter: drop-shadow(0 0 12px rgba(34, 211, 238, 0.15));
  transition: filter .35s var(--ease), transform .35s var(--ease);
}
.brand--logo:hover .brand-img {
  filter: drop-shadow(0 0 18px rgba(34, 211, 238, 0.4));
  transform: translateY(-1px);
}

.footer-brand-link {
  display: inline-block;
}
.footer-brand-img {
  height: 48px;
  width: auto;
  display: block;
  filter: drop-shadow(0 0 16px rgba(34, 211, 238, 0.15));
}

@media (max-width: 1100px) {
  .brand-img { height: 34px; }
}

/* ---------- 3D KİTAP SHOWCASE (animasyonlu) ---------- */
.book-showcase {
  position: relative;
  padding: clamp(80px, 10vw, 140px) 0 clamp(100px, 12vw, 180px);
  overflow: hidden;
}

/* Floating background orbs */
.book-showcase::before,
.book-showcase::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(80px);
}
.book-showcase::before {
  top: 10%; left: 5%;
  width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15), transparent 70%);
  animation: floatOrb1 14s ease-in-out infinite;
}
.book-showcase::after {
  bottom: 5%; right: 8%;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.1), transparent 70%);
  animation: floatOrb2 18s ease-in-out infinite;
}
@keyframes floatOrb1 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(40px, -30px); }
}
@keyframes floatOrb2 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-50px, 40px); }
}

.book-showcase-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 2;
}
@media (min-width: 900px) {
  .book-showcase-grid {
    grid-template-columns: 1fr 1fr;
    gap: 80px;
  }
}

.book-showcase-text h2 {
  margin-bottom: 32px;
}
.book-showcase-text .lead {
  margin-bottom: 32px;
}

/* The actual books — 3D stack */
.book-stack {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  perspective: 1600px;
  perspective-origin: center 40%;
}

.book-3d {
  position: absolute;
  width: 220px;
  height: 320px;
  top: 50%;
  left: 50%;
  margin-top: -160px;
  margin-left: -110px;
  transform-style: preserve-3d;
  transition: transform .8s var(--ease);
  cursor: pointer;
  text-decoration: none;
}

/* Initial floating positions */
.book-3d--1 {
  transform: translate3d(-160px, -40px, 0) rotateY(-22deg) rotateZ(-6deg);
  animation: bookFloat1 7s ease-in-out infinite;
  z-index: 1;
}
.book-3d--2 {
  transform: translate3d(-55px, 30px, 80px) rotateY(-8deg) rotateZ(-2deg);
  animation: bookFloat2 8s ease-in-out infinite;
  z-index: 3;
}
.book-3d--3 {
  transform: translate3d(55px, 30px, 80px) rotateY(8deg) rotateZ(2deg);
  animation: bookFloat3 8.5s ease-in-out infinite;
  z-index: 3;
}
.book-3d--4 {
  transform: translate3d(160px, -40px, 0) rotateY(22deg) rotateZ(6deg);
  animation: bookFloat4 7.5s ease-in-out infinite;
  z-index: 1;
}

@keyframes bookFloat1 {
  0%, 100% { transform: translate3d(-160px, -40px, 0) rotateY(-22deg) rotateZ(-6deg); }
  50% { transform: translate3d(-160px, -56px, 0) rotateY(-18deg) rotateZ(-7deg); }
}
@keyframes bookFloat2 {
  0%, 100% { transform: translate3d(-55px, 30px, 80px) rotateY(-8deg) rotateZ(-2deg); }
  50% { transform: translate3d(-55px, 18px, 80px) rotateY(-6deg) rotateZ(-3deg); }
}
@keyframes bookFloat3 {
  0%, 100% { transform: translate3d(55px, 30px, 80px) rotateY(8deg) rotateZ(2deg); }
  50% { transform: translate3d(55px, 14px, 80px) rotateY(10deg) rotateZ(3deg); }
}
@keyframes bookFloat4 {
  0%, 100% { transform: translate3d(160px, -40px, 0) rotateY(22deg) rotateZ(6deg); }
  50% { transform: translate3d(160px, -52px, 0) rotateY(26deg) rotateZ(7deg); }
}

/* Hover — bring book forward */
.book-3d:hover {
  animation-play-state: paused;
  z-index: 10 !important;
}
.book-3d--1:hover { transform: translate3d(-100px, -80px, 200px) rotateY(-6deg) rotateZ(-2deg) scale(1.08); }
.book-3d--2:hover { transform: translate3d(-30px, -10px, 220px) rotateY(-2deg) rotateZ(0deg) scale(1.08); }
.book-3d--3:hover { transform: translate3d(30px, -10px, 220px) rotateY(2deg) rotateZ(0deg) scale(1.08); }
.book-3d--4:hover { transform: translate3d(100px, -80px, 200px) rotateY(6deg) rotateZ(2deg) scale(1.08); }

/* Book cover (front) */
.book-cover {
  position: absolute;
  inset: 0;
  border-radius: 4px 10px 10px 4px;
  background: linear-gradient(135deg, #0F1E36 0%, #1A2B4A 100%);
  border: 1px solid var(--border-mid);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow:
    -2px 0 0 rgba(255, 255, 255, 0.04),
    -4px 0 0 rgba(255, 255, 255, 0.02),
    -6px 0 0 rgba(255, 255, 255, 0.01),
    -8px 0 24px rgba(0, 0, 0, 0.3),
    0 30px 60px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}

/* Variant styles per book */
.book-3d--1 .book-cover {
  background: linear-gradient(135deg, #0F1E36 0%, #1A2B4A 60%, #1E3A5F 100%);
}
.book-3d--2 .book-cover {
  background: linear-gradient(135deg, #1A1A2E 0%, #16213E 50%, #0F3460 100%);
}
.book-3d--3 .book-cover {
  background: linear-gradient(135deg, #0F1E36 0%, #16213E 50%, #1A4D5E 100%);
}
.book-3d--4 .book-cover {
  background: linear-gradient(135deg, #1F1410 0%, #2A1810 50%, #3D2210 100%);
}

/* Cover spine line (left) */
.book-cover::before {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  left: 8px;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,0.1), transparent);
}

/* Cover gradient shine (animated) */
.book-cover::after {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: linear-gradient(
    105deg,
    transparent 35%,
    rgba(34, 211, 238, 0.08) 45%,
    rgba(255, 255, 255, 0.05) 50%,
    rgba(34, 211, 238, 0.08) 55%,
    transparent 65%
  );
  transform: translateX(-100%);
  transition: transform 1s var(--ease);
  pointer-events: none;
}
.book-3d:hover .book-cover::after {
  transform: translateX(100%);
}

.book-3d--4 .book-cover::after {
  background: linear-gradient(
    105deg,
    transparent 35%,
    rgba(245, 158, 11, 0.1) 45%,
    rgba(255, 255, 255, 0.05) 50%,
    rgba(245, 158, 11, 0.1) 55%,
    transparent 65%
  );
}

.book-cover-label {
  position: relative;
  z-index: 2;
}
.book-cover-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.book-cover-tag {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  color: var(--cyan-400);
  text-transform: uppercase;
  display: inline-block;
  padding: 3px 8px;
  border: 1px solid var(--border-mid);
  border-radius: 4px;
  margin-bottom: 12px;
}
.book-3d--4 .book-cover-tag { color: var(--amber-400); border-color: var(--border-warm); }

.book-cover-title {
  position: relative;
  z-index: 2;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.book-cover-title em {
  font-style: italic;
  display: block;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.book-3d--4 .book-cover-title em {
  background: var(--gradient-warm-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.book-cover-author {
  position: relative;
  z-index: 2;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-transform: uppercase;
  font-family: var(--font-body);
}
.book-cover-author::before {
  content: '';
  display: inline-block;
  width: 24px; height: 1px;
  background: var(--cyan-400);
  margin-right: 10px;
  vertical-align: middle;
}
.book-3d--4 .book-cover-author::before { background: var(--amber-400); }

/* Decorative pattern on cover */
.book-cover-deco {
  position: absolute;
  bottom: 24px;
  right: 24px;
  width: 64px;
  height: 64px;
  opacity: 0.6;
  z-index: 1;
}
.book-cover-deco svg { width: 100%; height: 100%; }

/* Stack reflection / shadow underneath */
.book-stack-shadow {
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 40px;
  background: radial-gradient(ellipse, rgba(0,0,0,0.5), transparent 70%);
  filter: blur(20px);
  z-index: 0;
}

/* CTA strip below the books */
.book-showcase-cta {
  text-align: center;
  margin-top: clamp(48px, 6vw, 80px);
  position: relative;
  z-index: 2;
}

/* Mobile — disable 3D transforms, show as stacked grid */
@media (max-width: 900px) {
  .book-stack {
    aspect-ratio: auto;
    perspective: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding: 0;
  }
  .book-3d, .book-3d--1, .book-3d--2, .book-3d--3, .book-3d--4 {
    position: relative;
    width: 100%;
    height: auto;
    aspect-ratio: 220 / 320;
    top: auto; left: auto;
    margin: 0;
    transform: none !important;
    animation: none !important;
  }
  .book-3d:hover, .book-3d--1:hover, .book-3d--2:hover, .book-3d--3:hover, .book-3d--4:hover {
    transform: translateY(-4px) !important;
  }
  .book-stack-shadow { display: none; }
  .book-cover { padding: 22px 18px; }
  .book-cover-title { font-size: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  .book-3d { animation: none !important; }
  .book-showcase::before, .book-showcase::after { animation: none; }
  .book-cover::after { display: none; }
}

/* ---------- HERO PARALLAX FLOATING DOTS (extra movement) ---------- */
.hero-floating {
  position: absolute;
  pointer-events: none;
  z-index: 1;
}
.hero-floating-dot {
  position: absolute;
  width: 8px; height: 8px;
  background: var(--cyan-400);
  border-radius: 50%;
  box-shadow: 0 0 16px var(--cyan-400);
  opacity: 0.5;
}
.hero-floating-dot--1 { top: 15%; left: 8%; animation: floatDot 6s ease-in-out infinite; }
.hero-floating-dot--2 { top: 70%; left: 14%; animation: floatDot 8s ease-in-out infinite reverse; }
.hero-floating-dot--3 { top: 30%; right: 8%; animation: floatDot 7s ease-in-out infinite; background: var(--amber-400); box-shadow: 0 0 16px var(--amber-400); }
.hero-floating-dot--4 { top: 80%; right: 20%; animation: floatDot 9s ease-in-out infinite reverse; }
@keyframes floatDot {
  0%, 100% { transform: translate(0, 0); opacity: 0.5; }
  50% { transform: translate(20px, -30px); opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-floating-dot { animation: none; }
}

/* =========================================================
   v6 — REFERANSLAR + MÜŞTERİ GÖRÜŞLERİ + HİZMETLER
   ========================================================= */

/* ---------- Referans Logo Kayan Şerit ---------- */
.refs-section {
  padding: clamp(60px, 8vw, 100px) 0;
  position: relative;
}
.refs-section .section-head {
  margin-bottom: 56px;
}

.refs-marquee {
  position: relative;
  overflow: hidden;
  padding: 24px 0;
  background:
    linear-gradient(180deg, transparent, rgba(255,255,255,0.015), transparent);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}
.refs-marquee-track {
  display: flex;
  width: max-content;
  animation: refsScroll 45s linear infinite;
  gap: 64px;
  will-change: transform;
  align-items: center;
}
.refs-marquee:hover .refs-marquee-track {
  animation-play-state: paused;
}
.ref-logo {
  flex-shrink: 0;
  width: 160px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  padding: 14px 20px;
  transition: all .35s var(--ease);
  position: relative;
}
.ref-logo:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-glow);
  transform: translateY(-3px);
}
.ref-logo img {
  max-width: 100%;
  max-height: 100%;
  filter: grayscale(1) brightness(1.3) contrast(0.9);
  opacity: 0.7;
  transition: filter .4s var(--ease), opacity .4s var(--ease);
}
.ref-logo:hover img {
  filter: grayscale(0) brightness(1) contrast(1);
  opacity: 1;
}
.ref-logo-text {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 18px;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.1;
  letter-spacing: -0.01em;
  transition: color .3s var(--ease);
}
.ref-logo:hover .ref-logo-text {
  color: var(--text-primary);
}

@keyframes refsScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .refs-marquee-track { animation: none; }
}

/* ---------- Müşteri Görüşleri Kayan Şerit ---------- */
.testimonials-section {
  padding: clamp(80px, 10vw, 140px) 0;
  position: relative;
  overflow: hidden;
}

.testimonials-marquee {
  position: relative;
  overflow: hidden;
  padding: 32px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, black 5%, black 95%, transparent);
  mask-image: linear-gradient(90deg, transparent, black 5%, black 95%, transparent);
}
.testimonials-track {
  display: flex;
  width: max-content;
  animation: testimonialsScroll 60s linear infinite;
  gap: 24px;
  will-change: transform;
}
.testimonials-marquee:hover .testimonials-track {
  animation-play-state: paused;
}
.testimonial-card {
  flex-shrink: 0;
  width: 420px;
  background: var(--surface-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 32px;
  backdrop-filter: blur(20px);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: all .35s var(--ease);
}
.testimonial-card:hover {
  background: var(--surface-2);
  border-color: var(--border-glow);
  transform: translateY(-4px);
}
.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 8px; right: 24px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 90px;
  line-height: 1;
  color: var(--cyan-400);
  opacity: 0.2;
}
.testimonial-content {
  font-family: var(--font-display);
  font-size: 18px;
  font-style: italic;
  line-height: 1.5;
  color: var(--text-primary);
  font-weight: 400;
  position: relative;
  z-index: 1;
}
.testimonial-author {
  padding-top: 20px;
  border-top: 1px solid var(--border-soft);
}
.testimonial-author-name {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  color: var(--text-primary);
}
.testimonial-author-meta {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  margin-top: 4px;
}

@keyframes testimonialsScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .testimonials-track { animation: none; }
}

@media (max-width: 700px) {
  .testimonial-card { width: 300px; padding: 24px; }
  .testimonial-content { font-size: 15px; }
}

/* ---------- Hizmetler Grid ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.service-card {
  background: var(--surface-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: clamp(28px, 3vw, 36px);
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-height: 240px;
  transition: all .4s var(--ease);
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan-400), transparent);
  opacity: 0;
  transition: opacity .4s var(--ease);
}
.service-card:hover {
  background: var(--surface-2);
  border-color: var(--border-glow);
  transform: translateY(-4px);
}
.service-card:hover::before { opacity: 1; }

.service-card-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(6, 182, 212, 0.1));
  border: 1px solid rgba(59, 130, 246, 0.25);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 26px;
  color: var(--cyan-300);
  flex-shrink: 0;
}
.service-card h3 {
  font-family: var(--font-display);
  font-size: clamp(20px, 1.8vw, 24px);
  font-weight: 500;
  line-height: 1.2;
  margin: 0;
  color: var(--text-primary);
}
.service-card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
  flex: 1;
}
.service-card .service-card-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-400);
}
.service-card .service-card-arrow::after {
  content: '→';
  transition: transform .3s var(--ease);
}
.service-card:hover .service-card-arrow::after {
  transform: translateX(4px);
}