:root {
  --bg-main: #0a0b10;
  --bg-surface: #12131a;
  --bg-surface-light: #1a1c26;
  --accent-primary: #6366f1;
  --accent-secondary: #a855f7;
  --text-primary: #f8fafc;
  --text-muted: #94a3b8;
  --border-color: rgba(255, 255, 255, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: 'Plus Jakarta Sans', sans-serif;
  overflow-x: hidden;
}

/* Arka Plan Glow Efektleri */
.bg-gradient-blur {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.15;
  animation: orbMovement 20s infinite alternate ease-in-out;
}

.orb1 { width: 400px; height: 400px; background: var(--accent-primary); top: -10%; left: -10%; }
.orb2 { width: 500px; height: 500px; background: var(--accent-secondary); bottom: -10%; right: -10%; animation-delay: -5s; }
.orb3 { width: 300px; height: 300px; background: #06b6d4; top: 40%; left: 50%; animation-delay: -10s; }

@keyframes orbMovement {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(50px, 80px) scale(1.2); }
}

/* Navigasyon */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 8%;
  z-index: 100;
  transition: all 0.4s ease;
}

.nav-scrolled {
  background: rgba(10, 11, 16, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 15px 8%;
}

.brand {
  text-decoration: none;
  display: flex;
  flex-direction: column;
}

.logo-text { color: var(--text-primary); font-weight: 800; font-size: 1.5rem; letter-spacing: 1px; }
.logo-sub { color: var(--accent-primary); font-size: 0.75rem; font-weight: 600; letter-spacing: 2px; }

.nav-links .nav-link {
  color: var(--text-muted);
  text-decoration: none;
  margin: 0 15px;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.3s;
}

.nav-links .nav-link:hover { color: var(--text-primary); }

.nav-cta {
  background: var(--accent-primary);
  color: white;
  text-decoration: none;
  padding: 10px 22px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: transform 0.3s, box-shadow 0.3s;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(99, 102, 241, 0.4);
}

/* Grid Tanımlamaları */
.grid { display: grid; gap: 30px; }
.grid-two-col { grid-template-columns: 1fr 1fr; }
.grid-three-col { grid-template-columns: repeat(3, 1fr); }
.grid-four-col { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 968px) {
  .grid-two-col, .grid-three-col, .grid-four-col { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}

/* Hero Alanı */
.hero { padding: 180px 8% 100px 8%; align-items: center; }
.badge-premium {
  display: inline-flex;
  align-items: center;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: 20px;
}

.dot-anim {
  width: 8px;
  height: 8px;
  background: var(--accent-primary);
  border-radius: 50%;
  margin-right: 8px;
  position: relative;
}

.dot-anim::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background: var(--accent-primary);
  border-radius: 50%;
  animation: pulseRing 1.5s infinite;
}

@keyframes pulseRing {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(2.5); opacity: 0; }
}

.hero-text h1 { font-size: 3.5rem; font-weight: 800; line-height: 1.2; margin-bottom: 25px; }
.text-gradient {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.lead { color: var(--text-muted); font-size: 1.2rem; line-height: 1.6; margin-bottom: 35px; }

.buttons-group { display: flex; gap: 15px; margin-bottom: 40px; }
.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
  text-decoration: none;
  padding: 16px 32px;
  border-radius: 10px;
  font-weight: 700;
  transition: transform 0.3s;
}
.btn-primary:hover { transform: translateY(-3px); }
.btn-secondary {
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  text-decoration: none;
  padding: 16px 32px;
  border-radius: 10px;
  font-weight: 600;
  background: rgba(255,255,255,0.02);
  transition: background 0.3s;
}
.btn-secondary:hover { background: rgba(255,255,255,0.08); }

.trust-badges { display: flex; gap: 20px; }
.trust-item { display: flex; align-items: center; font-size: 0.9rem; color: var(--text-muted); font-weight: 500; }
.icon-indicator {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--accent-primary);
  margin-right: 8px;
}

/* İnteraktif Simülatör (Hero Sağ Bölüm) */
.hero-visual { display: flex; justify-content: center; position: relative; }
.mockup-container { position: relative; width: 300px; height: 500px; }
.phone-frame {
  width: 100%;
  height: 100%;
  background: #1e202c;
  border: 8px solid #2d3142;
  border-radius: 40px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
}

.phone-notch {
  width: 120px;
  height: 18px;
  background: #2d3142;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  border-bottom-left-radius: 15px;
  border-bottom-right-radius: 15px;
  z-index: 5;
}

.phone-screen { padding: 40px 20px; display: flex; flex-direction: column; height: 100%; }
.skeleton-nav { display: flex; justify-content: space-between; margin-bottom: 30px; }
.skeleton-nav span { height: 8px; width: 40px; background: rgba(255,255,255,0.1); border-radius: 4px; }
.tag-mini { font-size: 0.7rem; color: var(--accent-primary); font-weight: 700; letter-spacing: 1px; }
.phone-content h4 { font-size: 1.2rem; margin-top: 5px; margin-bottom: 20px; }

.skeleton-chart {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  height: 120px;
  background: rgba(255,255,255,0.02);
  border-radius: 12px;
  padding: 15px;
  margin-bottom: 20px;
  border: 1px solid var(--border-color);
}

.skeleton-chart .bar {
  flex: 1;
  background: linear-gradient(to top, var(--accent-primary), var(--accent-secondary));
  height: var(--h);
  border-radius: 6px;
  animation: growBar 2s infinite alternate ease-in-out;
}

@keyframes growBar { 0% { transform: scaleY(0.8); } 100% { transform: scaleY(1); } }

.skeleton-line { height: 8px; width: 100%; background: rgba(255,255,255,0.08); border-radius: 4px; margin-bottom: 10px; }
.skeleton-line.short { width: 60%; }

.floating-card {
  position: absolute;
  background: rgba(26, 28, 38, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  padding: 15px;
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.price-tag { top: 20%; right: -50px; width: 160px; }
.price-tag .price { font-size: 1.5rem; font-weight: 800; color: white; margin: 4px 0; }
.chat-popup { bottom: 10%; left: -60px; width: 200px; }
.online-dot { width: 6px; height: 6px; background: #10b981; border-radius: 50%; display: inline-block; margin-left: 5px; }

.animate-bounce-slow { animation: bounceSlow 3s infinite alternate ease-in-out; }
@keyframes bounceSlow { 0% { transform: translateY(0); } 100% { transform: translateY(-15px); } }

/* Bölümler Ortak Alanı */
.section { padding: 100px 8%; }
.bg-dark-surface { background-color: var(--bg-surface); }
.section-header { text-align: center; max-width: 600px; margin: 0 auto 60px auto; }
.eyebrow { color: var(--accent-primary); font-weight: 700; text-transform: uppercase; font-size: 0.85rem; letter-spacing: 2px; margin-bottom: 10px; }
.section-header h2 { font-size: 2.5rem; font-weight: 800; line-height: 1.3; }

/* Hizmet Kartları */
.service-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 40px 30px;
  border-radius: 16px;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s;
}

.service-card:hover { transform: translateY(-5px); }

/* İkonların Kapsayıcı Kutusu (Görseldeki güncellenen alan) */
.icon-wrap {
  width: 48px;
  height: 48px;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
  transition: all 0.3s ease;
}

/* Kart hover efektinde ikon kutusunun parlaması */
.service-card:hover .icon-wrap {
  background: var(--accent-primary);
  color: #fff;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.6);
  transform: scale(1.05);
}

/* SVG İkonların Stili */
.custom-svg-icon {
  width: 22px;
  height: 22px;
  color: #7c3aed;
  transition: color 0.3s ease;
}

.service-card:hover .custom-svg-icon {
  color: #ffffff;
}

.service-card h3 { font-size: 1.3rem; margin-bottom: 15px; }
.service-card p { color: var(--text-muted); font-size: 0.95rem; line-height: 1.6; }

/* Portföy & Canlı Demolar */
.portfolio-card {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  overflow: hidden;
  transition: box-shadow 0.3s;
}

.portfolio-card:hover { box-shadow: 0 15px 30px rgba(0,0,0,0.4); }
.portfolio-img-container { position: relative; height: 220px; overflow: hidden; }
.portfolio-img-container img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.portfolio-card:hover .portfolio-img-container img { transform: scale(1.05); }

.card-overlay-btn {
  position: absolute;
  inset: 0;
  background: rgba(10,11,16,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  opacity: 0;
  transition: opacity 0.3s;
}

.portfolio-img-container:hover .card-overlay-btn { opacity: 1; }
.portfolio-details { padding: 25px; }
.sector-badge { display: inline-block; background: rgba(255,255,255,0.05); padding: 4px 10px; border-radius: 6px; font-size: 0.75rem; font-weight: 600; color: var(--text-muted); margin-bottom: 12px; }
.portfolio-details h3 { font-size: 1.2rem; margin-bottom: 10px; }
.portfolio-details p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.5; margin-bottom: 20px; }
.demo-link { color: var(--accent-primary); text-decoration: none; font-weight: 700; font-size: 0.95rem; }

/* Fiyatlandırma Kartları */
.pricing-grid { align-items: stretch; }
.price-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 40px 30px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.price-card.featured {
  background: var(--bg-surface-light);
  border-color: var(--accent-primary);
  transform: scale(1.03);
}

.popular-tag {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-primary);
  color: white;
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
}

.card-price { font-size: 2.5rem; font-weight: 800; margin: 20px 0; color: white; }
.price-card hr { border: 0; border-top: 1px solid var(--border-color); margin: 20px 0; }
.design-list { list-style: none; }
.design-list li { display: flex; align-items: center; font-size: 0.95rem; color: var(--text-muted); margin-bottom: 12px; }
.bullet-check { width: 8px; height: 8px; background: var(--accent-primary); border-radius: 50%; margin-right: 12px; }

.btn-card-action {
  margin-top: auto;
  display: block;
  text-align: center;
  background: rgba(255,255,255,0.04);
  color: var(--text-primary);
  text-decoration: none;
  padding: 14px;
  border-radius: 10px;
  font-weight: 600;
  transition: all 0.3s;
}

.btn-card-action.preferred { background: var(--accent-primary); }
.btn-card-action:hover { background: var(--accent-secondary); color: white; }

/* Form Dünyası */
.contact-layout { align-items: center; }
.contact-form-box { background: var(--bg-surface); padding: 40px; border-radius: 20px; border: 1px solid var(--border-color); }
.form-group { position: relative; margin-bottom: 25px; }

.form-group input, .form-group textarea {
  width: 100%;
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  padding: 16px;
  border-radius: 8px;
  color: white;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.3s;
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.form-group label {
  position: absolute;
  left: 16px;
  top: 16px;
  color: var(--text-muted);
  pointer-events: none;
  transition: all 0.3s;
}

.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
  top: -10px;
  left: 10px;
  font-size: 0.75rem;
  background: var(--bg-surface);
  padding: 0 6px;
  color: var(--accent-primary);
}

.btn-submit-form {
  width: 100%;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
  border: none;
  padding: 16px;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  font-size: 1rem;
}

/* Sabit WhatsApp */
.floating-wa {
  position: fixed;
  bottom: 30px;
  right: 30px;
  display: flex;
  align-items: center;
  background: #10b981;
  color: white;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 30px;
  font-weight: 700;
  z-index: 999;
  box-shadow: 0 10px 20px rgba(16,185,129,0.3);
}

.wa-inner-dot { width: 10px; height: 10px; background: white; border-radius: 50%; margin-right: 10px; }

/* Footer */
.main-footer { padding: 40px; text-align: center; border-top: 1px solid var(--border-color); color: var(--text-muted); font-size: 0.9rem; }