/* css/index.css */

/* Reset ve Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Montserrat', sans-serif;
  background-color: #fff;
  color: #111;
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* Header Styles */
.site-header {
  background-color: #fff;
  color: #000;
  padding: 15px 0;
  position: relative;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Header Text Styles */
.header-text {
  text-align: left;
}

.header-text h1 {
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  font-weight: 700;
  color: #000;
  margin: 0;
  letter-spacing: 0.5px;
  line-height: 1.1;
}

.header-text h2 {
  font-size: clamp(0.7rem, 1.5vw, 0.9rem);
  font-weight: 400;
  color: #666;
  margin: 2px 0 0 0;
  letter-spacing: 0.3px;
}

/* Desktop Navigation */
.nav-wrapper {
  display: flex;
  align-items: center;
  gap: 40px;
}

.main-nav {
  display: flex;
}

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 30px;
  margin: 0;
  padding: 0;
}

.main-nav a {
  color: #000;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: color 0.3s ease;
  position: relative;
}

.main-nav a:hover {
  color: #666;
}

.main-nav a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 50%;
  background-color: #000;
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.main-nav a:hover::after {
  width: 100%;
}

.contact-btn {
  background-color: #000;
  color: #fff;
  padding: 12px 24px;
  text-decoration: none;
  font-weight: 700;
  border-radius: 25px;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  border: 2px solid #000;
  cursor: pointer;
}

.contact-btn:hover {
  background-color: transparent;
  color: #000;
}

/* Mobile Menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 5px;
}

.hamburger {
  width: 25px;
  height: 3px;
  background-color: #000;
  margin: 3px 0;
  transition: 0.3s;
}

.mobile-menu-overlay {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100vh;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  z-index: 9999;
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-overlay.active {
  right: 0;
}

.mobile-menu-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  padding: 20px;
}

.mobile-menu-close {
  position: absolute;
  top: 20px;
  left: 20px;
  background: none;
  border: none;
  font-size: 30px;
  cursor: pointer;
  color: #000;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-nav {
  list-style: none;
}

.mobile-nav li {
  margin: 20px 0;
}

.mobile-nav a {
  color: #000;
  text-decoration: none;
  font-size: 24px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.3s ease;
}

.mobile-nav a:hover {
  color: #666;
}

.mobile-contact-btn {
  background-color: #000;
  color: #fff;
  padding: 15px 30px;
  text-decoration: none;
  font-weight: 700;
  border-radius: 25px;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 30px;
  transition: all 0.3s ease;
  display: inline-block;
  border: none;
  cursor: pointer;
}

.mobile-contact-btn:hover {
  background-color: #333;
}

/* Contact Popup Styles */
.contact-popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  padding: 20px;
}

.contact-popup-overlay.active {
  opacity: 1;
  visibility: visible;
}

.contact-popup {
  background: #fff;
  border-radius: 15px;
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: translateY(30px);
  transition: transform 0.3s ease;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.contact-popup-overlay.active .contact-popup {
  transform: translateY(0);
}

.popup-close {
  position: absolute;
  top: 15px;
  right: 15px;
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: #666;
  width: 35px;
  height: 35px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.3s ease;
}

.popup-close:hover {
  background-color: #f5f5f5;
  color: #000;
}

.popup-header {
  padding: 30px 30px 20px;
  text-align: center;
  border-bottom: 1px solid #eee;
}

.popup-header h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
  color: #000;
}

.popup-header p {
  color: #666;
  font-size: 14px;
}

.contact-form {
  padding: 30px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: #333;
  font-size: 14px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 14px;
  font-family: 'Montserrat', sans-serif;
  transition: all 0.3s ease;
  background-color: #fafafa;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #000;
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.submit-btn {
  width: 100%;
  background-color: #000;
  color: #fff;
  padding: 15px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.submit-btn:hover {
  background-color: #333;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.submit-btn:active {
  transform: translateY(0);
}

.submit-btn.loading {
  pointer-events: none;
}

.btn-loading {
  display: none;
}

.submit-btn.loading .btn-text {
  display: none;
}

.submit-btn.loading .btn-loading {
  display: inline;
}

/* Payment Popup Styles */
.payment-popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  padding: 20px;
}

.payment-popup-overlay.active {
  opacity: 1;
  visibility: visible;
}

.payment-popup {
  background: #fff;
  border-radius: 20px;
  width: 100%;
  max-width: 450px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: translateY(30px);
  transition: transform 0.3s ease;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
}

.payment-popup-overlay.active .payment-popup {
  transform: translateY(0);
}

.payment-content {
  padding: 40px 30px;
  text-align: center;
}

.bank-logo {
  margin-bottom: 30px;
}

.bank-logo img {
  max-height: 60px;
  width: auto;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
}

.iban-section {
  margin-bottom: 30px;
}

.iban-section h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #000;
  margin-bottom: 15px;
  position: relative;
}

.iban-section h3::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, #000 0%, #333 100%);
  border-radius: 2px;
}

.iban-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #f8f9fa;
  padding: 15px 20px;
  border-radius: 10px;
  border: 2px solid #e9ecef;
  margin-top: 20px;
  transition: all 0.3s ease;
}

.iban-container:hover {
  border-color: #000;
  background: #f0f0f0;
}

.iban-number {
  font-family: 'Courier New', monospace;
  font-size: 1rem;
  font-weight: 700;
  color: #000;
  letter-spacing: 1px;
  flex: 1;
  text-align: center;
}

.copy-btn {
  background: #000;
  color: #fff;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.copy-btn:hover {
  background: #333;
  transform: scale(1.1);
}

.copy-btn:active {
  transform: scale(0.95);
}

.copy-message {
  display: none;
  background: #28a745;
  color: #fff;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  margin-top: 10px;
  animation: fadeInOut 2s ease;
}

@keyframes fadeInOut {
  0% { opacity: 0; transform: translateY(-10px); }
  20%, 80% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(-10px); }
}

.account-holder {
  margin-bottom: 25px;
  padding: 20px;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border-radius: 15px;
  border: 1px solid #dee2e6;
}

.account-holder h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #000;
  margin-bottom: 10px;
}

.account-holder p {
  font-size: 1.1rem;
  font-weight: 600;
  color: #333;
  margin: 0;
}

.package-price {
  margin-bottom: 25px;
  padding: 20px;
  background: linear-gradient(135deg, #e8f5e8 0%, #d4edda 100%);
  border-radius: 15px;
  border: 2px solid #28a745;
  text-align: center;
}

.package-price h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #155724;
  margin-bottom: 10px;
}

.price-amount {
  font-size: 1.8rem;
  font-weight: 800;
  color: #28a745;
  margin: 0;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.payment-note {
  background: #fff3cd;
  border: 1px solid #ffeaa7;
  border-radius: 10px;
  padding: 20px;
  margin-top: 20px;
}

.payment-note p {
  color: #856404;
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
  text-align: left;
}

/* Animated Heading Styles - Ana Animasyon */
@keyframes slideLight {
  0% {
    left: -100%;
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    left: 100%;
    opacity: 0;
  }
}

/* Intro section başlığı için özel animasyon */
.intro h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  margin-bottom: 1.5rem;
  font-weight: 700;
  color: #000;
  position: relative;
  display: inline-block;
  overflow: hidden;
}

.intro h2::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: -100%;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(0, 0, 0, 0.2) 20%, 
    rgba(0, 0, 0, 0.5) 40%, 
    #000 50%, 
    rgba(0, 0, 0, 0.5) 60%,
    rgba(0, 0, 0, 0.2) 80%, 
    transparent 100%
  );
  animation: slideLight 5s infinite ease-in-out;
  border-radius: 2px;
  animation-delay: 0s;
}

/* Header text animasyonları */
.header-text h1 {
  position: relative;
  display: inline-block;
  overflow: hidden;
}

.header-text h1::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(0, 0, 0, 0.3) 25%, 
    #000 50%, 
    rgba(0, 0, 0, 0.3) 75%, 
    transparent 100%
  );
  animation: slideLight 5s infinite;
  border-radius: 1px;
  animation-delay: 0.5s;
}

/* Diğer başlıklar için animasyonlar */
.slider-text h1,
.about-text h2 {
  position: relative;
  display: inline-block;
  overflow: hidden;
}

.slider-text h1::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: -100%;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(255, 255, 255, 0.3) 25%, 
    #fff 50%, 
    rgba(255, 255, 255, 0.3) 75%, 
    transparent 100%
  );
  animation: slideLight 5s infinite;
  border-radius: 2px;
  animation-delay: 1s;
}

.about-text h2::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: -100%;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(0, 0, 0, 0.3) 25%, 
    #000 50%, 
    rgba(0, 0, 0, 0.3) 75%, 
    transparent 100%
  );
  animation: slideLight 5s infinite;
  border-radius: 2px;
  animation-delay: 2s;
}

/* Popup heading animation */
.popup-header h2 {
  position: relative;
  display: inline-block;
  overflow: hidden;
}

.popup-header h2::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(0, 0, 0, 0.3) 25%, 
    #000 50%, 
    rgba(0, 0, 0, 0.3) 75%, 
    transparent 100%
  );
  animation: slideLight 5s infinite;
  border-radius: 1px;
  animation-delay: 3s;
}

/* Hero Slider - DÜZELTME */
.hero-slider {
  position: relative;
  width: 100%;
  height: 70vh;
  overflow: hidden;
}

.slider {
  width: 100%;
  height: 100%;
  position: relative;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
}

.slide.active {
  opacity: 1;
}

/* 1024x1024 görseller için özel class */
.slide.square-slide {
  background-size: contain;
  background-color: #f5f5f5;
}

/* Geniş ekranlarda kare görselleri optimize et */
@media (min-aspect-ratio: 16/9) {
  .slide.square-slide {
    background-size: auto 100%;
  }
}

/* Mobil ve dar ekranlarda kare görselleri optimize et */
@media (max-aspect-ratio: 4/3) {
  .slide.square-slide {
    background-size: 100% auto;
  }
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.3));
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  z-index: 2;
}

.slider-text {
  color: #fff;
  max-width: 800px;
  position: relative;
  z-index: 3;
}

.slider-text h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  margin-bottom: 1rem;
  font-weight: 700;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.slider-text p {
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  margin-bottom: 2rem;
  font-weight: 400;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.btn {
  background-color: #fff;
  color: #000;
  padding: 15px 30px;
  text-decoration: none;
  font-weight: 700;
  border-radius: 25px;
  transition: all 0.3s ease;
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 14px;
  border: 2px solid #fff;
}

.btn:hover {
  background-color: transparent;
  color: #fff;
}

/* Biz Kimiz Section */
.who-we-are-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  position: relative;
}

.who-we-are-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.section-header {
  margin-bottom: 50px;
  position: relative;
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  color: #000;
  margin-bottom: 20px;
  position: relative;
  display: inline-block;
}

.header-line {
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #000 0%, #666 100%);
  margin: 0 auto;
  border-radius: 2px;
  position: relative;
}

.header-line::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
  animation: shimmer 3s infinite;
  border-radius: 2px;
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 100%; }
}

.content-text {
  text-align: left;
}

.content-text p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #555;
  margin-bottom: 25px;
  text-align: justify;
  padding: 25px 30px;
  background: #fff;
  border-radius: 15px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  border-left: 4px solid #000;
  position: relative;
  transition: all 0.3s ease;
}

.content-text p:hover {
  transform: translateX(5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.content-text p:last-child {
  margin-bottom: 0;
}

.content-text p::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(135deg, #000 0%, #333 100%);
  border-radius: 0 0 0 15px;
}

/* About Section */
.about-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  overflow: hidden;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  min-height: 500px;
}

.about-image-wrapper {
  position: relative;
  opacity: 0;
  transform: translateX(-100px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.about-image-wrapper.animate {
  opacity: 1;
  transform: translateX(0);
}

.about-image {
  position: relative;
  border-radius: 30px;
  overflow: hidden;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
  transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
  transition: all 0.3s ease;
}

.about-image:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
  box-shadow: 0 35px 70px rgba(0, 0, 0, 0.2);
}

.about-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.1) 0%, transparent 50%);
  z-index: 1;
  border-radius: 30px;
}

.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  display: block;
  border-radius: 30px;
}

.about-text {
  opacity: 0;
  transform: translateX(100px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.2s;
}

.about-text.animate {
  opacity: 1;
  transform: translateX(0);
}

.about-text-content {
  padding-left: 20px;
}

.about-text h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  color: #000;
  margin-bottom: 25px;
  line-height: 1.2;
  position: relative;
}

.about-text h2::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 0;
  width: 4px;
  height: 60px;
  background: linear-gradient(135deg, #000 0%, #333 100%);
  border-radius: 2px;
}

.about-text p {
  font-size: 1.1rem;
  color: #555;
  line-height: 1.8;
  margin-bottom: 35px;
  text-align: justify;
}

.about-btn {
  background: linear-gradient(135deg, #000 0%, #333 100%);
  color: #fff;
  padding: 15px 35px;
  text-decoration: none;
  font-weight: 700;
  border-radius: 50px;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.3s ease;
  display: inline-block;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.about-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.about-btn:hover::before {
  left: 100%;
}

.about-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
  background: linear-gradient(135deg, #333 0%, #555 100%);
}

.about-btn:active {
  transform: translateY(-1px);
}

/* Hakkımızda bölümünden sonra eklenecek */
.services-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  position: relative;
  overflow: hidden;
}

.services-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="0.5" fill="%23000" opacity="0.02"/><circle cx="30" cy="25" r="0.3" fill="%23000" opacity="0.01"/><circle cx="60" cy="15" r="0.4" fill="%23000" opacity="0.015"/><circle cx="80" cy="35" r="0.6" fill="%23000" opacity="0.02"/><circle cx="20" cy="50" r="0.3" fill="%23000" opacity="0.01"/><circle cx="70" cy="65" r="0.5" fill="%23000" opacity="0.02"/><circle cx="45" cy="80" r="0.4" fill="%23000" opacity="0.015"/><circle cx="90" cy="75" r="0.3" fill="%23000" opacity="0.01"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  pointer-events: none;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
  margin-bottom: 60px;
}

.service-card {
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(50px);
  animation: cardFadeIn 0.8s forwards;
  position: relative;
}

.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.2s; }
.service-card:nth-child(3) { animation-delay: 0.3s; }

@keyframes cardFadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.service-image {
  position: relative;
  height: 250px;
  overflow: hidden;
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-image img {
  transform: scale(1.1);
}

.service-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.3) 100%);
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.service-card:hover .service-overlay {
  opacity: 1;
}

.service-number {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  color: #000;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  transform: translateY(-20px);
  transition: transform 0.3s ease;
}

.service-card:hover .service-number {
  transform: translateY(0);
}

.service-content {
  padding: 30px;
}

.service-content h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: #000;
  margin-bottom: 15px;
  position: relative;
  display: inline-block;
}

.service-content h3::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, #000 0%, #666 100%);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.service-card:hover .service-content h3::after {
  transform: scaleX(1);
}

.service-content p {
  font-size: 0.95rem;
  color: #666;
  line-height: 1.7;
  text-align: justify;
}

/* Services CTA */
.services-cta {
  text-align: center;
  margin-top: 40px;
}

.services-btn {
  background: linear-gradient(135deg, #000 0%, #333 100%);
  color: #fff;
  padding: 18px 40px;
  text-decoration: none;
  font-weight: 700;
  border-radius: 50px;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-block;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  border: 2px solid transparent;
}

.services-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s;
}

.services-btn:hover::before {
  left: 100%;
}

.services-btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
  background: linear-gradient(135deg, #333 0%, #555 100%);
}

.services-btn:active {
  transform: translateY(-1px) scale(1.02);
}

/* Intro Section */
.intro {
  padding: 80px 0;
  text-align: center;
  background-color: #f8f9fa;
}

.intro p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: #666;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.8;
}

/* Footer */
.site-footer {
  background-color: #000;
  color: #fff;
  text-align: center;
  padding: 40px 0;
  font-size: 0.9rem;
}

/* Kuruluş Amacı Section - Revize edilmiş beyaz tema */
.purpose-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 25%, #e9ecef 50%, #f8f9fa 75%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

.purpose-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(0, 0, 0, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 0, 0, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(0, 0, 0, 0.02) 0%, transparent 70%);
  pointer-events: none;
}

.purpose-section .section-header h2 {
  color: #000;
  position: relative;
  margin-bottom: 20px;
  text-align: center;
}

.purpose-section .header-line {
  background: linear-gradient(90deg, #000 0%, #333 50%, #000 100%);
  width: 60px;
  height: 3px;
  position: relative;
}

.purpose-section .header-line::before {
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
}

.purpose-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.purpose-card {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 249, 250, 0.8) 100%);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: 20px;
  padding: 30px 25px;
  text-align: center;
  position: relative;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(50px);
  animation: cardFadeInGlow 0.8s forwards;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.purpose-card:nth-child(1) { animation-delay: 0.1s; }
.purpose-card:nth-child(2) { animation-delay: 0.2s; }
.purpose-card:nth-child(3) { animation-delay: 0.3s; }
.purpose-card:nth-child(4) { animation-delay: 0.4s; }

@keyframes cardFadeInGlow {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.purpose-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.05) 0%, transparent 50%, rgba(0, 0, 0, 0.05) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: 20px;
}

.purpose-card:hover::before {
  opacity: 1;
}

.purpose-card:hover {
  transform: translateY(-10px) scale(1.02);
  border-color: rgba(0, 0, 0, 0.3);
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.15),
    0 0 30px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.purpose-icon {
  margin-bottom: 25px;
  position: relative;
}

.icon-wrapper {
  width: 80px;
  height: 80px;
  margin: 0 auto;
  background: linear-gradient(135deg, #000 0%, #333 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 
    0 10px 25px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
}

.purpose-card:hover .icon-wrapper {
  transform: scale(1.1);
  box-shadow: 
    0 15px 35px rgba(0, 0, 0, 0.3),
    0 0 20px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.icon-wrapper::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(45deg, #000, #333, #000);
  border-radius: 50%;
  z-index: -1;
  animation: iconRotate 3s linear infinite;
}

@keyframes iconRotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.purpose-number {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.purpose-content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #000;
  margin-bottom: 15px;
  position: relative;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.purpose-content h3::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #000 0%, #333 100%);
  transition: width 0.3s ease;
  border-radius: 1px;
}

.purpose-card:hover .purpose-content h3::after {
  width: 60%;
}

.purpose-content p {
  font-size: 0.95rem;
  color: #333;
  line-height: 1.6;
  text-align: justify;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .main-nav,
  .contact-btn {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  /* Hero Slider Mobile - DÜZELTME */
  .hero-slider {
    height: 60vh;
  }

  .slide.square-slide {
    background-size: 100% auto;
    background-position: center top;
  }

  .slider-text {
    padding: 0 20px;
  }

  /* Header text responsive */
  .header-text h1 {
    font-size: clamp(0.9rem, 3vw, 1.2rem);
  }

  .header-text h2 {
    font-size: clamp(0.6rem, 2vw, 0.8rem);
  }

  /* Mobile heading animations - ince çizgiler */
  .intro h2::after {
    height: 2px;
    bottom: -3px;
  }

  .header-text h1::after {
    height: 1px;
    bottom: -2px;
  }

  .slider-text h1::after,
  .about-text h2::after {
    height: 2px;
    bottom: -2px;
  }

  .popup-header h2::after {
    height: 1px;
    bottom: -2px;
  }

  /* Biz Kimiz Section Mobile */
  .who-we-are-section {
    padding: 60px 0;
  }

  .section-header {
    margin-bottom: 40px;
  }

  .section-header h2 {
    font-size: 2rem;
    margin-bottom: 15px;
  }

  .header-line {
    width: 60px;
    height: 3px;
  }

  .content-text p {
    font-size: 1rem;
    padding: 20px 20px;
    margin-bottom: 20px;
    text-align: left;
    border-radius: 12px;
  }

  .content-text p:hover {
    transform: none;
  }

  .about-section {
    padding: 60px 0;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .about-image-wrapper {
    order: 2;
    transform: translateY(50px);
  }

  .about-image-wrapper.animate {
    transform: translateY(0);
  }

  .about-text {
    order: 1;
    transform: translateY(-50px);
  }

  .about-text.animate {
    transform: translateY(0);
  }

  .about-text-content {
    padding-left: 0;
  }

  .about-text h2::before {
    display: none;
  }

  .about-image {
    max-width: 350px;
    margin: 0 auto;
    transform: none;
  }

  .about-image:hover {
    transform: scale(1.02);
  }

  .about-image img {
    height: 300px;
  }

  .about-text p {
    text-align: left;
    font-size: 1rem;
  }

  .intro {
    padding: 60px 0;
  }

  /* Services Section Mobile */
  .services-section {
    padding: 60px 0;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 40px;
  }

  .service-card {
    margin: 0 10px;
  }

  .service-image {
    height: 200px;
  }

  .service-content {
    padding: 25px 20px;
  }

  .service-content h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
  }

  .service-content p {
    font-size: 0.9rem;
    text-align: left;
  }

  .services-btn {
    padding: 15px 30px;
    font-size: 14px;
  }

  .contact-popup {
    margin: 10px;
    max-width: calc(100% - 20px);
  }

  .popup-header {
    padding: 25px 20px 15px;
  }

  .popup-header h2 {
    font-size: 24px;
  }

  .contact-form {
    padding: 20px;
  }

  .form-group {
    margin-bottom: 18px;
  }

  .form-group input,
  .form-group textarea {
    padding: 12px;
    font-size: 16px; /* iOS zoom fix */
  }

  /* Payment Popup Mobile */
  .payment-popup {
    margin: 10px;
    max-width: calc(100% - 20px);
  }

  .payment-content {
    padding: 30px 20px;
  }

  .bank-logo img {
    max-height: 50px;
  }

  .iban-section h3 {
    font-size: 1.1rem;
  }

  .iban-container {
    flex-direction: column;
    gap: 15px;
    padding: 15px;
  }

  .iban-number {
    font-size: 0.9rem;
    word-break: break-all;
  }

  .copy-btn {
    width: 35px;
    height: 35px;
  }

  .account-holder {
    padding: 15px;
  }

  .account-holder h3 {
    font-size: 1.1rem;
  }

  .account-holder p {
    font-size: 1rem;
  }

  .package-price {
    padding: 15px;
  }

  .package-price h3 {
    font-size: 1.1rem;
  }

  .price-amount {
    font-size: 1.5rem;
  }

  .payment-note {
    padding: 15px;
  }

  .payment-note p {
    font-size: 0.85rem;
  }

  /* Purpose Section Mobile - Beyaz tema */
  .purpose-section {
    padding: 60px 0;
  }

  .purpose-grid {
    grid-template-columns: 1fr;
    gap: 25px;
    margin-top: 40px;
  }

  .purpose-card {
    padding: 25px 20px;
    margin: 0 10px;
  }

  .icon-wrapper {
    width: 70px;
    height: 70px;
  }

  .purpose-number {
    font-size: 20px;
  }

  .purpose-content h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
  }

  .purpose-content p {
    font-size: 0.9rem;
    text-align: left;
  }

  .purpose-section .section-header h2::after {
    height: 2px;
  }
}

@media (max-width: 480px) {
  /* Hero Slider Extra Small Mobile */
  .hero-slider {
    height: 50vh;
  }

  .slide.square-slide {
    background-size: cover;
    background-position: center;
  }

  .overlay {
    padding: 1rem;
  }

  .slider-text h1 {
    font-size: clamp(1.5rem, 6vw, 2.5rem);
    margin-bottom: 0.8rem;
  }

  .slider-text p {
    font-size: clamp(0.9rem, 3vw, 1.2rem);
    margin-bottom: 1.5rem;
  }

  .btn {
    padding: 12px 24px;
    font-size: 12px;
  }

  .contact-popup {
    margin: 5px;
    max-width: calc(100% - 10px);
    border-radius: 10px;
  }

  .popup-header {
    padding: 20px 15px 10px;
  }

  .popup-header h2 {
    font-size: 22px;
  }

  .contact-form {
    padding: 15px;
  }

  .popup-close {
    top: 10px;
    right: 10px;
    font-size: 24px;
    width: 30px;
    height: 30px;
  }

  /* Payment Popup Extra Small Mobile */
  .payment-popup {
    margin: 5px;
    max-width: calc(100% - 10px);
    border-radius: 15px;
  }

  .payment-content {
    padding: 25px 15px;
  }

  .bank-logo img {
    max-height: 45px;
  }

  .iban-section h3 {
    font-size: 1rem;
  }

  .iban-container {
    padding: 12px;
  }

  .iban-number {
    font-size: 0.8rem;
  }

  .copy-btn {
    width: 32px;
    height: 32px;
  }

  .account-holder {
    padding: 12px;
  }

  .account-holder h3 {
    font-size: 1rem;
  }

  .account-holder p {
    font-size: 0.9rem;
  }

  .package-price {
    padding: 12px;
  }

  .package-price h3 {
    font-size: 1rem;
  }

  .price-amount {
    font-size: 1.3rem;
  }

  .payment-note {
    padding: 12px;
  }

  .payment-note p {
    font-size: 0.8rem;
  }
}

/* Hamburger Animation */
.menu-toggle.active .hamburger:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

.menu-toggle.active .hamburger:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active .hamburger:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

/* Eğitim Paketleri Section - Basit Tasarım */
.training-packages-section {
  padding: 60px 0;
  background-color: #f8f9fa;
}

.packages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
}

.package-card {
  background: #fff;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.package-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.package-image {
  position: relative;
  height: 250px;
  overflow: hidden;
  background-color: #f0f0f0;
}

.package-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.3s ease;
}

.package-card:hover .package-image img {
  transform: scale(1.05);
}

.package-content {
  padding: 25px;
  text-align: center;
}

.package-content h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: #000;
  margin-bottom: 20px;
}

.package-btn {
  width: 100%;
  background-color: #000;
  color: #fff;
  border: none;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.package-btn:hover {
  background-color: #333;
  transform: translateY(-2px);
}

.package-btn:active {
  transform: translateY(0);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .training-packages-section {
    padding: 40px 0;
  }

  .packages-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin: 0 10px;
  }

  .package-card {
    max-width: 100%;
  }

  .package-image {
    height: 600px;
  }

  .package-content {
    padding: 20px;
  }

  .package-content h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
  }

  .package-btn {
    padding: 10px 20px;
    font-size: 14px;
  }
}

@media (max-width: 480px) {
  .packages-grid {
    margin: 0 5px;
    gap: 15px;
  }

  .package-image {
    height: 360px;
  }

  .package-content {
    padding: 15px;
  }

  .package-content h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
  }

  .package-btn {
    padding: 8px 16px;
    font-size: 13px;
  }
}

/* Büyük ekranlar için optimization */
@media (min-width: 1200px) {
  .packages-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 800px;
    margin: 0 auto;
  }
  
  .package-image {
    height: 280px;
  }
}