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

:root {
  --bg-light: #FFFFFF;
  --bg-subtle: #F8FAFC;
  --bg-subtle-2: #F1F5F9;
  --bg-card: #FFFFFF;
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-dim: #64748B;
  --primary: #2563EB;
  --primary-glow: rgba(37, 99, 235, 0.2);
  --border-subtle: rgba(15, 23, 42, 0.08);
  --border-hover: rgba(37, 99, 235, 0.25);
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-blur: blur(20px);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-light);
  color: var(--text-main);
  overflow-x: hidden;
  line-height: 1.6;
}

/* Glass Header (Floating Apple Style) */
.header-glass {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-subtle);
  transition: all 0.3s ease;
}

.nav-container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-symbol {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, #2563EB, #0284C7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: white;
  font-size: 20px;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.logo-text {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #0F172A;
}

.logo-text span {
  background: linear-gradient(90deg, #2563EB, #0284C7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 600;
  color: #059669;
}

.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 10px #10B981;
  animation: pulse-dot 1.8s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.3); }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: color 0.2s;
}

.nav-link:hover {
  color: #2563EB;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #2563EB, #1D4ED8);
  color: white;
  padding: 10px 22px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 14px var(--primary-glow);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.35);
  background: linear-gradient(135deg, #1D4ED8, #1E40AF);
}

.btn-whatsapp-nav {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: #25D366;
  color: white;
  padding: 10px 18px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 13.5px;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.25);
  transition: all 0.25s ease;
}

.btn-whatsapp-nav:hover {
  background: #20BA5A;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.35);
}

.fomo-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #FEF2F2;
  border: 1px solid #FECACA;
  color: #DC2626;
  font-size: 13px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 9999px;
  margin-bottom: 16px;
}

.fomo-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #DC2626;
  animation: pulse-dot 1.5s infinite;
}

/* ========================================================
   FULL-WIDTH IMMERSIVE CINEMATIC SCROLL HERO (NO BOXES)
   ======================================================== */
.hero-scroll-track {
  height: 500vh;
  position: relative;
  background: #000000;
}

.hero-scroll-sticky {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Edge-to-Edge Fullscreen Video */
.hero-full-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  display: block;
}

/* Subtle Vignette & Gradient Over Video (Appears at End) */
.hero-cinema-vignette {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: radial-gradient(circle at 50% 50%, rgba(0, 0, 0, 0.15) 0%, rgba(0, 0, 0, 0.65) 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

/* Final Slogan Lockup (Fades in slowly at the end of video) */
.hero-final-lockup {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 960px;
  padding: 0 24px;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.final-slogan-main {
  font-size: clamp(40px, 6vw, 76px);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1.15;
  color: #FFFFFF;
  text-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
  margin-bottom: 24px;
}

.final-slogan-main span {
  background: linear-gradient(90deg, #60A5FA, #38BDF8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.final-slogan-cta {
  pointer-events: auto;
  display: inline-flex;
  gap: 16px;
  align-items: center;
}

/* Minimal Bottom Scroll Hint */
.hero-scroll-hint {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 15;
  color: rgba(255, 255, 255, 0.8);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(12px);
  padding: 8px 20px;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.scroll-pill-wheel {
  width: 4px;
  height: 8px;
  background: #38BDF8;
  border-radius: 2px;
  animation: scroll-wheel 1.6s infinite ease-in-out;
}

@keyframes scroll-wheel {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(8px); opacity: 0; }
}

/* --- SECTIONS BELOW HERO (FLOW NATURALLY) --- */
.section {
  padding: 48px 24px;
  max-width: 1280px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 40px;
}

#matematik-ozel-ders .section-header {
  max-width: 100%;
  text-align: center;
}

.section-pill {
  display: inline-block;
  padding: 6px 18px;
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: 9999px;
  color: #2563EB;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: 42px;
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.2;
  margin-bottom: 16px;
  color: #0F172A;
}

.section-desc {
  font-size: 18px;
  color: var(--text-muted);
}

/* Cards Grid */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.card-feature {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  padding: 36px 32px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 20px -4px rgba(15, 23, 42, 0.05);
}

.card-feature:hover {
  border-color: var(--border-hover);
  transform: translateY(-5px);
  box-shadow: 0 20px 40px -10px rgba(37, 99, 235, 0.12);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(37, 99, 235, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 24px;
  border: 1px solid rgba(37, 99, 235, 0.15);
}

.card-title {
  font-size: 21px;
  font-weight: 800;
  margin-bottom: 12px;
  color: #0F172A;
  letter-spacing: -0.3px;
}

.card-desc {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Neuromarketing Step Journey Cards */
.steps-wrapper {
  margin-top: 48px;
}

.step-card {
  background: #FFFFFF;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 24px;
  padding: 32px 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 20px -4px rgba(15, 23, 42, 0.04);
}

.step-card:hover {
  transform: translateY(-6px);
  border-color: rgba(37, 99, 235, 0.35);
  box-shadow: 0 20px 40px -10px rgba(37, 99, 235, 0.12);
}

.step-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.step-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 5px 12px;
  border-radius: 9999px;
  background: #EFF6FF;
  color: #2563EB;
  border: 1px solid rgba(37, 99, 235, 0.2);
}

.step-badge.highlight {
  background: #DCFCE7;
  color: #15803D;
  border-color: rgba(22, 163, 74, 0.3);
}

.step-number-icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(135deg, #F8FAFC, #F1F5F9);
  border: 1px solid rgba(15, 23, 42, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: #1E293B;
  box-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.8);
}

.step-card-title {
  font-size: 18px;
  font-weight: 800;
  color: #0F172A;
  line-height: 1.35;
  margin-bottom: 12px;
  letter-spacing: -0.2px;
}

.step-card-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}

.step-benefit-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: #059669;
  padding-top: 14px;
  border-top: 1px dashed rgba(15, 23, 42, 0.08);
}

/* Neuromarketing Trust Band below Steps */
.neuro-cta-box {
  margin-top: 48px;
  position: relative;
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: 28px;
  padding: 48px 32px;
  text-align: center;
  box-shadow: 0 20px 45px -12px rgba(37, 99, 235, 0.12);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.88);
}

.neuro-cta-box::before {
  content: '';
  position: absolute;
  inset: -10px;
  background: url('parent_coordinator_bg.jpg') center/cover no-repeat;
  filter: blur(8px);
  opacity: 0.38;
  z-index: 0;
  transform: scale(1.05);
}

.neuro-cta-box > * {
  position: relative;
  z-index: 1;
}

.neuro-cta-title {
  font-size: 22px;
  font-weight: 800;
  color: #0F172A;
  margin-bottom: 8px;
  letter-spacing: -0.3px;
}

.neuro-cta-desc {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 28px;
}

.neuro-trust-pills {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.neuro-trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

/* Veli Deneyimleri Bölümü - Blur Arka Plan Görseli */
#veli-deneyimleri {
  position: relative;
  border-radius: 32px;
  border: 1px solid rgba(37, 99, 235, 0.15);
  overflow: hidden;
  background: rgba(248, 250, 252, 0.88);
  box-shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.05);
}

#veli-deneyimleri::before {
  content: '';
  position: absolute;
  inset: -10px;
  background: url('/images/happy_mother_studying_son.jpg') center/cover no-repeat;
  filter: blur(10px);
  opacity: 0.32;
  z-index: 0;
  transform: scale(1.05);
}

#veli-deneyimleri > * {
  position: relative;
  z-index: 1;
}

#veli-deneyimleri .card-feature {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.btn-whatsapp-hero {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: white;
  padding: 16px 32px;
  border-radius: 16px;
  font-weight: 700;
  font-size: 16px;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
  transition: all 0.25s ease;
}

.btn-whatsapp-hero:hover {
  transform: translateY(-2px);
  background: #20BA5A;
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.45);
}

/* Interactive Calculator */
.calc-box {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: 28px;
  padding: 52px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  box-shadow: 0 20px 60px -15px rgba(15, 23, 42, 0.08), 0 0 0 1px rgba(0, 0, 0, 0.03);
}

.calc-control {
  margin-bottom: 28px;
}

.calc-label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 12px;
}

.pill-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.pill-group.vertical {
  flex-direction: column;
}

.pill-group.vertical .pill-btn {
  width: 100%;
  text-align: left;
}

.pill-btn {
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 11px 20px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.pill-btn.active, .pill-btn:hover {
  background: #2563EB;
  color: white;
  border-color: #2563EB;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.calc-result-card {
  background: linear-gradient(135deg, #F8FAFC 0%, #EFF6FF 100%);
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: 24px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: center;
  position: relative;
}

.calc-price {
  font-size: 52px;
  font-weight: 800;
  color: #0F172A;
  margin: 16px 0 8px;
  letter-spacing: -1px;
}

.calc-subtext {
  font-size: 14px;
  color: var(--text-dim);
}

/* WhatsApp Simulator */
.whatsapp-mockup {
  max-width: 480px;
  margin: 0 auto;
  background: #EFEAE2;
  border-radius: 36px;
  border: 8px solid #E2E8F0;
  overflow: hidden;
  box-shadow: 0 30px 70px -15px rgba(15, 23, 42, 0.18);
}

.whatsapp-header {
  background: #008069;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.whatsapp-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #008069;
  font-weight: 800;
  font-size: 16px;
}

.whatsapp-bubble {
  background: #FFFFFF;
  color: #111B21;
  border-radius: 16px;
  padding: 20px;
  margin: 24px 18px;
  font-size: 14px;
  line-height: 1.6;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  border: 1px solid rgba(0,0,0,0.04);
}

/* Comparison Table */
.table-container {
  overflow-x: auto;
  border-radius: 24px;
  border: 1px solid var(--border-subtle);
  background: #FFFFFF;
  box-shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.06);
}

table.comp-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.comp-table th, .comp-table td {
  padding: 22px 28px;
  border-bottom: 1px solid var(--border-subtle);
}

.comp-table th {
  background: var(--bg-subtle);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dim);
}

.comp-table th.highlight, .comp-table td.highlight {
  background: #EFF6FF;
  font-weight: 700;
  color: #2563EB;
}

/* ========================================================
   MOBILE STICKY BOTTOM BAR (Always available or post-video)
   ======================================================== */
.mobile-sticky-bar {
  display: none;
}

/* Mobile Hamburger & Nav Drawer */
.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 7px 9px;
  cursor: pointer;
  color: #0F172A;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.mobile-menu-toggle:hover {
  background: var(--bg-subtle);
}

.mobile-nav-drawer {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 20px 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
  z-index: 999;
  flex-direction: column;
  gap: 6px;
  transform: translateY(-20px);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-nav-drawer.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-drawer-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-radius: 12px;
  color: #0F172A;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.15s;
}

.mobile-drawer-link:hover, .mobile-drawer-link.active {
  background: #EFF6FF;
  color: #2563EB;
}

/* ========================================================
   COMPREHENSIVE RESPONSIVE STYLES (Mobile <= 768px)
   ======================================================== */
/* ==============================================
   TEMA 3 — Modern Canlı Stüdyo Hero
   ============================================== */
.studio-hero {
  background: #F4F5F7;
  padding: 130px 24px 0;
}

.studio-hero-inner {
  display: flex;
  align-items: center;
  gap: 48px;
  max-width: 1140px;
  margin: 0 auto;
}

.studio-hero-text {
  flex: 1 1 45%;
  min-width: 0;
}

.studio-hero-label {
  font-size: 14px;
  font-weight: 500;
  color: #64748B;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.studio-hero-title {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 800;
  color: #0F172A;
  line-height: 1.2;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}

.studio-hero-desc {
  font-size: 16px;
  line-height: 1.7;
  color: #475569;
  margin-bottom: 28px;
  max-width: 460px;
}

.studio-hero-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 36px;
  background: #2563EB;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  border-radius: 12px;
  text-decoration: none;
  transition: background 0.25s ease, transform 0.15s ease;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.studio-hero-cta:hover {
  background: #1D4ED8;
  transform: translateY(-1px);
}

.studio-hero-visual {
  flex: 1 1 55%;
  min-width: 0;
}

.studio-hero-visual img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  display: block;
}

/* Feature Badges */
.studio-badges {
  display: flex;
  justify-content: center;
  gap: 32px;
  padding: 36px 0 48px;
  max-width: 700px;
  margin: 0 auto;
  flex-wrap: wrap;
}

.studio-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid #E2E8F0;
  border-radius: 14px;
  padding: 14px 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.studio-badge svg {
  flex-shrink: 0;
}

.studio-badge div {
  display: flex;
  flex-direction: column;
}

.studio-badge-title {
  font-size: 14px;
  font-weight: 700;
  color: #0F172A;
  line-height: 1.2;
}

.studio-badge-sub {
  font-size: 12px;
  color: #64748B;
  line-height: 1.3;
}

@media (max-width: 768px) {
  /* Prevent breaking position:sticky - never use overflow:hidden on html/body */
  html, body {
    max-width: 100%;
  }

  body {
    padding-bottom: 76px; /* Room for mobile sticky bottom bar */
  }

  /* Studio Hero — Mobile */
  .studio-hero {
    padding: 110px 16px 0;
  }

  .studio-hero-inner {
    flex-direction: column;
    gap: 28px;
    text-align: center;
  }

  .studio-hero-text {
    flex: none;
  }

  .studio-hero-desc {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .studio-hero-visual {
    flex: none;
  }

  .studio-hero-visual img {
    border-radius: 12px;
  }

  .studio-badges {
    gap: 12px;
    padding: 24px 0 32px;
  }

  .studio-badge {
    padding: 10px 14px;
    border-radius: 10px;
  }

  .studio-badge-title {
    font-size: 13px;
  }

  .studio-badge-sub {
    font-size: 11px;
  }

  /* Header adjustments */
  .header-glass {
    padding: 0;
  }

  .nav-container {
    padding: 10px 16px;
    gap: 8px;
  }

  .logo-symbol {
    width: 32px;
    height: 32px;
    font-size: 16px;
    border-radius: 8px;
  }

  .logo-text {
    font-size: 17px;
  }

  .live-badge {
    padding: 4px 8px;
    font-size: 11px;
    gap: 6px;
  }

  .nav-links {
    display: none !important;
  }

  .header-actions {
    display: none !important;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .mobile-nav-drawer {
    display: flex;
  }

  /* Mobile Sticky Bottom Bar */
  .mobile-sticky-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 99999;
    background: rgba(15, 23, 42, 0.94);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding: 10px 14px;
    padding-bottom: max(10px, env(safe-area-inset-bottom));
    gap: 10px;
    box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.35);
    transform: translateY(115%);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .mobile-sticky-bar.visible {
    transform: translateY(0);
  }

  .mobile-bar-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    height: 46px;
    border-radius: 12px;
    font-size: 13.5px;
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.15s;
    box-sizing: border-box;
  }

  .mobile-bar-btn:active {
    transform: scale(0.97);
  }

  .mobile-bar-btn.btn-wa {
    background: #25D366;
    color: white;
    flex: 1;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
  }

  .mobile-bar-btn.btn-cta {
    background: linear-gradient(135deg, #2563EB, #1D4ED8);
    color: white;
    flex: 1.25;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
  }

  /* Hero & Video */
  .hero-scroll-track {
    height: 380vh;
  }

  .hero-scroll-sticky {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
  }

  .final-slogan-main {
    font-size: clamp(28px, 7.5vw, 40px);
    letter-spacing: -1px;
    line-height: 1.2;
    margin-bottom: 20px;
  }

  .final-slogan-cta {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
    gap: 12px;
  }

  .final-slogan-cta .btn-whatsapp-hero,
  .final-slogan-cta .btn-primary {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
    font-size: 15px;
  }

  .hero-scroll-hint {
    bottom: 20px;
    font-size: 11px;
    padding: 6px 14px;
    gap: 8px;
  }

  /* General Sections */
  .section {
    padding: 36px 16px;
  }

  .section-header {
    margin-bottom: 28px;
  }

  .section-title {
    font-size: clamp(24px, 6vw, 32px);
    letter-spacing: -0.5px;
    line-height: 1.25;
  }

  .section-desc {
    font-size: 15px;
  }

  /* Grids */
  .grid-4 {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .card-feature {
    padding: 24px 20px;
    border-radius: 20px;
  }

  /* Step Journey Cards */
  .steps-wrapper {
    margin-top: 32px;
  }

  .step-card {
    padding: 22px 18px;
    border-radius: 20px;
    margin-bottom: 14px;
  }

  /* Neuro CTA & Reviews */
  .neuro-cta-box {
    padding: 32px 18px;
    border-radius: 20px;
    margin-top: 32px;
  }

  .neuro-cta-title {
    font-size: 20px;
  }

  .neuro-trust-pills {
    gap: 12px;
  }

  #veli-deneyimleri {
    border-radius: 24px;
    padding: 32px 14px;
  }

  /* Calculator */
  .calc-box {
    grid-template-columns: 1fr;
    padding: 22px 16px;
    border-radius: 20px;
    gap: 28px;
  }

  .calc-result-card {
    padding: 28px 18px;
    border-radius: 20px;
  }

  .calc-price {
    font-size: clamp(34px, 8vw, 44px);
  }

  /* WhatsApp Mockup */
  .whatsapp-mockup {
    border-radius: 20px;
    padding: 16px 12px;
  }

  .whatsapp-bubble {
    margin: 12px 6px;
    padding: 16px 14px;
    font-size: 13.5px;
  }

  /* Comparison Table */
  .table-container {
    border-radius: 18px;
  }

  .comp-table th, .comp-table td {
    padding: 14px 16px;
    font-size: 13px;
  }

  /* Clean CTA Band on Index */
  #iletisim {
    padding: 36px 16px 60px !important;
  }

  #iletisim > div {
    padding: 36px 20px !important;
    border-radius: 20px !important;
  }
}