body {
  box-sizing: border-box;
}

/* Tema Değişkenleri (Admin panelden güncellenir) */
:root {
  --accent: #6366f1;
  --secondary: #a855f7;
  --tertiary: #ec4899;

  /* JS tarafından otomatik hesaplanır */
  --accent-rgb: 99, 102, 241;

  --bg-1: #0f0f1a;
  --bg-2: #1a1a2e;
  --bg-3: #16213e;
}

* {
  font-family: 'Outfit', sans-serif;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent) 0%, var(--secondary) 50%, var(--tertiary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-bg {
  background: linear-gradient(135deg, var(--bg-1) 0%, var(--bg-2) 50%, var(--bg-3) 100%);
}

.card-gradient {
  background: linear-gradient(145deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
  backdrop-filter: blur(10px);
}

.glow-effect {
  box-shadow: 0 0 60px rgba(var(--accent-rgb), 0.3);
}

.nav-link {
  position: relative;
  overflow: hidden;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--secondary));
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.floating {
  animation: floating 6s ease-in-out infinite;
}

@keyframes floating {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

.fade-in {
  animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(var(--accent-rgb), 0.2);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--secondary) 100%);
  transition: all 0.3s ease;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(var(--accent-rgb), 0.4);
}

.input-field {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  transition: all 0.3s ease;
}

.input-field:focus {
  border-color: var(--accent);
  box-shadow: 0 0 20px rgba(var(--accent-rgb), 0.2);
  outline: none;
}