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

body {
  font-family: 'Montserrat', sans-serif;
  background-color: #f8f9fa;
  color: #333;
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* Header Styles */
.site-header {
  background-color: #000;
  color: #fff;
  padding: 15px 0;
  position: relative;
  z-index: 1000;
}

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

.logo {
  max-height: 50px;
  width: auto;
}

/* 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: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: color 0.3s ease;
  position: relative;
}

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

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

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

.contact-btn {
  background-color: #fff;
  color: #000;
  padding: 12px 9px;
  text-decoration: none;
  font-weight: 700;
  border-radius: 20px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  border: 2px solid #fff;
  cursor: pointer;
}

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

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

.hamburger {
  width: 25px;
  height: 3px;
  background-color: #fff;
  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;
}

/* Page Header */
.page-header {
  background: linear-gradient(135deg, #000 0%, #333 100%);
  color: white;
  padding: 100px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::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="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
  animation: float 20s infinite linear;
}

@keyframes float {
  0% { transform: translateX(0) translateY(0); }
  100% { transform: translateX(-20px) translateY(-20px); }
}

.page-header h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  z-index: 2;
  opacity: 0;
  transform: translateY(30px);
  animation: slideUp 1s forwards 0.3s;
}

.page-header p {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
  opacity: 0;
  transform: translateY(30px);
  animation: slideUp 1s forwards 0.6s;
}

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

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

.section-header {
  text-align: center;
  margin-bottom: 80px;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.section-header.animate {
  opacity: 1;
  transform: translateY(0);
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: #000;
  margin-bottom: 20px;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #000, #666);
  border-radius: 2px;
}

.section-header p {
  font-size: 1.1rem;
  color: #666;
  max-width: 700px;
  margin: 0 auto;
}

/* Achievements List */
.achievements-list {
  max-width: 900px;
  margin: 0 auto;
}

.achievement-item {
  background: white;
  margin-bottom: 30px;
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  opacity: 0;
  transform: translateY(30px);
  border: 1px solid rgba(0, 0, 0, 0.05);
  text-align: center;
}

.achievement-item.animate {
  opacity: 1;
  transform: translateY(0);
}

.achievement-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.achievement-number {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #000, #333);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.achievement-content {
  width: 100%;
}

.achievement-date {
  background: linear-gradient(135deg, #000, #333);
  color: white;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  display: inline-block;
  margin-bottom: 15px;
  letter-spacing: 0.5px;
}

.achievement-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #000;
  margin-bottom: 12px;
  line-height: 1.3;
}

.achievement-description {
  color: #666;
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 15px;
}

.achievement-type {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.type-seminar {
  background: rgba(52, 152, 219, 0.1);
  color: #3498db;
  border: 1px solid rgba(52, 152, 219, 0.2);
}

.type-exam {
  background: rgba(46, 204, 113, 0.1);
  color: #2ecc71;
  border: 1px solid rgba(46, 204, 113, 0.2);
}

.type-training {
  background: rgba(230, 126, 34, 0.1);
  color: #e67e22;
  border: 1px solid rgba(230, 126, 34, 0.2);
}

.type-certificate {
  background: rgba(155, 89, 182, 0.1);
  color: #9b59b6;
  border: 1px solid rgba(155, 89, 182, 0.2);
}

/* Mobile Responsive */
@media screen and (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav-wrapper {
    display: none;
  }

  .page-header {
    padding: 80px 0 60px;
  }

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

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

  .achievement-item {
    padding: 25px 20px;
  }

  .achievement-title {
    font-size: 1.2rem;
  }

  .achievement-description {
    font-size: 0.95rem;
  }
}

@media screen and (max-width: 480px) {
  .container {
    width: 95%;
  }

  .achievement-item {
    margin-bottom: 20px;
    padding: 20px 15px;
  }

  .achievement-date {
    font-size: 0.8rem;
    padding: 6px 12px;
  }

  .achievement-title {
    font-size: 1.1rem;
  }

  .achievement-description {
    font-size: 0.9rem;
  }

  .achievement-type {
    font-size: 0.8rem;
    padding: 5px 12px;
  }
}

/* Remove number-related styles */
.achievement-number {
  display: none;
}