/* ============================================
   POYRAZ ENERJİ – DESIGN SYSTEM & STYLES
   ============================================ */

/* ── Fonts & Reset ── */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

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

:root {
  /* Blues */
  --blue-900: #0a1628;
  --blue-800: #0d1f3c;
  --blue-700: #112952;
  --blue-600: #1a3a6b;
  --blue-500: #1e4d9e;
  --blue-400: #2563eb;
  --blue-300: #3b82f6;
  --blue-200: #93c5fd;
  --blue-100: #dbeafe;

  /* Accents */
  --cyan-400: #22d3ee;
  --cyan-300: #67e8f9;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-400: #94a3b8;
  --gray-600: #475569;

  /* Backgrounds */
  --bg-primary: #060d1a;
  --bg-secondary: #080f1e;
  --bg-card: rgba(13, 31, 60, 0.7);
  --bg-card-hover: rgba(26, 58, 107, 0.8);

  /* Gradients */
  --gradient-main: linear-gradient(135deg, #1e4d9e 0%, #22d3ee 100%);
  --gradient-text: linear-gradient(135deg, #60a5fa 0%, #22d3ee 100%);
  --gradient-card: linear-gradient(145deg, rgba(30,77,158,0.3) 0%, rgba(34,211,238,0.1) 100%);

  /* Border */
  --border-subtle: rgba(34, 211, 238, 0.12);
  --border-hover: rgba(34, 211, 238, 0.35);

  /* Typography */
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --section-py: 100px;
  --container-max: 1200px;

  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── Utility ── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-text-alt {
  background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Section ── */
.section { padding: var(--section-py) 0; }
.section-alt { background: var(--bg-secondary); }

.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: var(--blue-300);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-subtitle {
  color: var(--gray-400);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: 12px;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}
.btn-primary {
  background: var(--gradient-main);
  color: var(--white);
  box-shadow: 0 4px 24px rgba(37, 99, 235, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(37, 99, 235, 0.5);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.25);
  backdrop-filter: blur(10px);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.5);
  transform: translateY(-2px);
}
.btn-full { width: 100%; justify-content: center; }

/* ── Fade-in animation ── */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  transition-delay: var(--delay, 0s);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   NAVBAR
   ============================================ */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: var(--transition);
  background: transparent;
}
#navbar.scrolled {
  background: rgba(6, 13, 26, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 12px 0;
  box-shadow: 0 4px 32px rgba(0,0,0,0.3);
}
.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: white;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.4);
}
.logo-text {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
}
.logo-accent {
  color: var(--cyan-400);
}
.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-link {
  display: inline-block;
  padding: 8px 14px;
  color: rgba(255,255,255,0.78);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 8px;
  transition: var(--transition);
}
.nav-link:hover {
  color: var(--white);
  background: rgba(59, 130, 246, 0.12);
}
.nav-link.nav-cta {
  background: var(--gradient-main);
  color: var(--white);
  padding: 8px 20px;
  font-weight: 600;
  box-shadow: 0 2px 12px rgba(37, 99, 235, 0.35);
}
.nav-link.nav-cta:hover {
  box-shadow: 0 4px 24px rgba(37, 99, 235, 0.5);
  transform: translateY(-1px);
  background: var(--gradient-main);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============================================
   HERO
   ============================================ */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 80px;
  max-width: 100%;
  gap: 60px;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37, 99, 235, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.hero-glow-1 {
  width: 600px;
  height: 600px;
  left: -200px;
  top: -100px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.18) 0%, transparent 70%);
}
.hero-glow-2 {
  width: 500px;
  height: 500px;
  right: -100px;
  bottom: -100px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.12) 0%, transparent 70%);
}
.hero-content {
  flex: 1;
  max-width: 600px;
  position: relative;
  z-index: 2;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.3);
  color: var(--cyan-300);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 8px 18px;
  border-radius: 100px;
  margin-bottom: 28px;
  animation: pulse-glow 3s ease-in-out infinite;
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.1); }
  50% { box-shadow: 0 0 20px 4px rgba(34, 211, 238, 0.15); }
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 24px;
}
.hero-subtitle {
  font-size: 1.05rem;
  color: var(--gray-400);
  line-height: 1.75;
  margin-bottom: 40px;
  max-width: 480px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  padding: 24px 28px;
  background: rgba(13, 31, 60, 0.5);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  backdrop-filter: blur(10px);
}
.stat { text-align: center; }
.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  font-size: 0.75rem;
  color: var(--gray-400);
  font-weight: 500;
  letter-spacing: 0.03em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-subtle);
}

/* Hero Visual / Diagram */
.hero-visual {
  flex: 0 0 auto;
  width: 420px;
  height: 420px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.energy-core {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  color: white;
  box-shadow: 0 0 40px rgba(37, 99, 235, 0.6), 0 0 80px rgba(34, 211, 238, 0.3);
  animation: core-pulse 3s ease-in-out infinite;
  z-index: 5;
}
@keyframes core-pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 40px rgba(37, 99, 235, 0.6), 0 0 80px rgba(34, 211, 238, 0.3); }
  50% { transform: scale(1.05); box-shadow: 0 0 60px rgba(37, 99, 235, 0.8), 0 0 120px rgba(34, 211, 238, 0.5); }
}
.orbit {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--border-subtle);
  animation: spin linear infinite;
}
.orbit-1 { width: 220px; height: 220px; animation-duration: 8s; border-color: rgba(59, 130, 246, 0.2); }
.orbit-2 { width: 360px; height: 360px; animation-duration: 14s; animation-direction: reverse; border-color: rgba(34, 211, 238, 0.15); }
@keyframes spin { to { transform: rotate(360deg); } }
.energy-circle {
  position: absolute;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(13, 31, 60, 0.9);
  border: 1px solid var(--border-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--cyan-400);
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.3);
  animation: float-icon ease-in-out infinite;
}
.energy-circle-1 { top: 30px; left: 50%; transform: translateX(-50%); animation-duration: 4s; animation-delay: 0s; }
.energy-circle-2 { top: 50%; right: 20px; transform: translateY(-50%); animation-duration: 4.5s; animation-delay: 0.5s; }
.energy-circle-3 { bottom: 30px; left: 50%; transform: translateX(-50%); animation-duration: 5s; animation-delay: 1s; }
.energy-circle-4 { top: 50%; left: 20px; transform: translateY(-50%); animation-duration: 4.2s; animation-delay: 1.5s; }
@keyframes float-icon {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 99, 235, 0.3); }
  50% { box-shadow: 0 8px 32px rgba(34, 211, 238, 0.4); }
}
.hero-scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--gray-400);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  animation: scroll-bounce 2s ease-in-out infinite;
}
@keyframes scroll-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ============================================
   KURUMSAL
   ============================================ */
.kurumsal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.kurumsal-text p {
  color: var(--gray-400);
  margin-bottom: 20px;
  font-size: 0.97rem;
  line-height: 1.85;
}
.kurumsal-values {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.value-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.25);
  color: var(--blue-200);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 500;
  font-family: var(--font-display);
}
.value-chip i { color: var(--cyan-400); font-size: 0.75rem; }
.kurumsal-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 24px;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}
.info-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(37, 99, 235, 0.2);
}
.info-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: white;
  margin-bottom: 14px;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
}
.info-card h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 8px;
}
.info-card p {
  font-size: 0.82rem;
  color: var(--gray-400);
  line-height: 1.6;
}

/* ============================================
   MİSYON & VİZYON
   ============================================ */
.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.mv-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  padding: 48px 40px;
  transition: var(--transition);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}
.mv-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-main);
}
.mv-card-alt::before {
  background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
}
.mv-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(37, 99, 235, 0.2);
}
.mv-icon-wrap {
  margin-bottom: 20px;
}
.mv-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}
.mv-icon-alt {
  background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}
.mv-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue-300);
  margin-bottom: 10px;
}
.mv-label-alt { color: #f59e0b; }
.mv-title {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 24px;
  line-height: 1.2;
}
.mv-content p {
  color: var(--gray-400);
  font-size: 0.93rem;
  line-height: 1.85;
  margin-bottom: 16px;
}
.mv-features {
  border-top: 1px solid var(--border-subtle);
  padding-top: 24px;
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mv-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gray-400);
  font-size: 0.88rem;
}
.mv-feature i { color: var(--blue-300); font-size: 0.85rem; }
.mv-feature-alt i { color: #f59e0b; }

/* ============================================
   UYGULAMA ALANLARI
   ============================================ */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.area-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 36px 28px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.area-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 0;
  background: var(--gradient-main);
  opacity: 0.08;
  transition: height 0.4s ease;
  border-radius: 20px;
}
.area-card:hover::after { height: 100%; }
.area-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-8px);
  box-shadow: 0 20px 50px rgba(37, 99, 235, 0.25);
}
.area-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--blue-300);
  margin: 0 auto 20px;
  transition: var(--transition);
  position: relative;
  z-index: 2;
}
.area-card:hover .area-icon {
  background: var(--gradient-main);
  color: white;
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
}
.area-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 10px;
  position: relative;
  z-index: 2;
}
.area-card p {
  font-size: 0.85rem;
  color: var(--gray-400);
  line-height: 1.65;
  position: relative;
  z-index: 2;
}

/* ============================================
   HİZMETLER – Flip Cards
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  height: 300px;
  perspective: 1200px;
  cursor: pointer;
}
.service-card-inner {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}
@media (hover: hover) {
  .service-card:hover .service-card-inner {
    transform: rotateY(180deg);
  }
}
.service-front,
.service-back {
  position: absolute;
  inset: 0;
  border-radius: 20px;
  padding: 32px 28px;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  overflow: hidden;
}
.service-front {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: border-color 0.3s;
}
.service-card:hover .service-front {
  border-color: var(--border-hover);
}
.service-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: white;
  margin-bottom: 20px;
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
}
.service-front h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
  line-height: 1.3;
}
.service-front p {
  font-size: 0.85rem;
  color: var(--gray-400);
  line-height: 1.65;
  flex: 1;
}
.service-more {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--cyan-400);
}
.service-back {
  background: var(--gradient-main);
  transform: rotateY(180deg);
}
.service-back h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
  margin-bottom: 20px;
}
.service-back ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.service-back ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.9);
  line-height: 1.5;
}
.service-back ul li i {
  color: var(--cyan-300);
  font-size: 0.8rem;
  margin-top: 3px;
  flex-shrink: 0;
}

/* ============================================
   NEDEN BİZ
   ============================================ */
.why-section {
  background: linear-gradient(135deg, rgba(30, 77, 158, 0.08) 0%, rgba(6, 13, 26, 1) 100%);
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.why-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 36px 24px;
  text-align: center;
  transition: var(--transition);
}
.why-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(37, 99, 235, 0.2);
}
.why-icon {
  font-size: 2.2rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: 16px;
}
.why-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.why-card p {
  font-size: 0.84rem;
  color: var(--gray-400);
  line-height: 1.65;
}

/* ============================================
   İLETİŞİM
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: start;
}
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 20px 24px;
  transition: var(--transition);
}
.contact-item:hover {
  border-color: var(--border-hover);
  transform: translateX(4px);
}
.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: white;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
}
.contact-item-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray-400);
  margin-bottom: 4px;
}
.contact-item-value {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--white);
  text-decoration: none;
  transition: color 0.2s;
}
a.contact-item-value:hover { color: var(--cyan-400); }

/* Contact Form */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group label {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gray-400);
  letter-spacing: 0.02em;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(13, 31, 60, 0.8);
  border: 1.5px solid var(--border-subtle);
  border-radius: 12px;
  padding: 13px 16px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-600);
}
.form-group select option { background: var(--blue-800); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-400);
  background: rgba(30, 77, 158, 0.15);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-success {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #4ade80;
  padding: 14px 18px;
  border-radius: 12px;
  font-size: 0.9rem;
  font-weight: 500;
}

/* ============================================
   FOOTER
   ============================================ */
#footer {
  background: var(--blue-900);
  border-top: 1px solid var(--border-subtle);
  padding: 72px 0 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--border-subtle);
}
.footer-logo { margin-bottom: 16px; }
.footer-desc {
  color: var(--gray-400);
  font-size: 0.88rem;
  line-height: 1.75;
  margin-bottom: 24px;
}
.footer-social {
  display: flex;
  gap: 12px;
}
.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  font-size: 1rem;
  text-decoration: none;
  transition: var(--transition);
}
.footer-social a:hover {
  background: var(--gradient-main);
  border-color: transparent;
  color: white;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
}
.footer-links-group h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
}
.footer-links-group ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links-group ul li a {
  color: var(--gray-400);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer-links-group ul li a::before {
  content: '→';
  font-size: 0.75rem;
  color: var(--blue-400);
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
  transform: translateX(-6px);
}
.footer-links-group ul li a:hover { color: var(--white); }
.footer-links-group ul li a:hover::before { opacity: 1; transform: translateX(0); }
.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p {
  color: var(--gray-400);
  font-size: 0.82rem;
}
.footer-bottom a {
  color: var(--blue-300);
  text-decoration: none;
}
.footer-bottom a:hover { text-decoration: underline; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-visual { width: 320px; height: 320px; }
}

@media (max-width: 900px) {
  .kurumsal-grid { grid-template-columns: 1fr; gap: 40px; }
  .mv-grid { grid-template-columns: 1fr; }
  .areas-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --section-py: 72px; }
  #hero {
    flex-direction: column;
    padding: 100px 24px 60px;
    text-align: center;
  }
  .hero-actions { justify-content: center; }
  .hero-visual { display: none; }
  .hero-stats { justify-content: center; }
  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    height: 100vh;
    width: 280px;
    background: rgba(6, 13, 26, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 32px 32px;
    gap: 4px;
    transition: right 0.3s ease;
    border-left: 1px solid var(--border-subtle);
    box-shadow: -20px 0 60px rgba(0,0,0,0.5);
  }
  .nav-links.open { right: 0; }
  .nav-link { width: 100%; padding: 12px 16px; font-size: 1rem; }
  .nav-link.nav-cta { margin-top: 8px; text-align: center; justify-content: center; }
  .hamburger { display: flex; }
  .hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .hamburger.active span:nth-child(2) { opacity: 0; }
  .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
  .services-grid { grid-template-columns: 1fr; }
  .service-card { height: 320px; perspective: 1200px; }
  .service-card-inner { transform-style: preserve-3d; height: 100%; transition: transform 0.65s; }
  .service-front { position: absolute; border-radius: 20px; }
  .service-back { display: block; position: absolute; border-radius: 20px; }
  .service-more { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .areas-grid { grid-template-columns: 1fr; }
  .kurumsal-cards { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 28px 20px; }
  .mv-card { padding: 36px 24px; }
}