/* فونت سفارشی داناس در سیستم کاربر */
@font-face {
  font-family: "Dana";
  src: url("./fonts/dana-400.ttf") format("truetype");
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Dana";
  src: url("./fonts/dana-700.ttf") format("truetype");
  font-weight: 700;
  font-display: swap;
}

@font-face {
  font-family: "Montserrat";
  src: local("Montserrat");
  font-display: swap;
}

:root {
  --primary-color: #2A7CC7;
  --primary-dark: #252B42;
  --secondary-color: #737373;
  --danger-color: #E74040;
  --success-color: #96BB7C;
  --warning-color: #FFAB71;
  --star-color: #F3CD03;
  --rating-bg: #2D4059;
  --light-bg: #FAFAFA;
  --pink-bg: #FFF2F3;
  --white: #FFFFFF;
  --border-color: #E6E6E6;
  --input-bg: #F9F9F9;
  --transition: all 0.3s ease;
}

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

html, body {
  font-family: "Dana", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", "Apple Color Emoji", "Segoe UI Emoji";
  background-color: var(--white);
  direction: rtl;
  text-align: right;
}

.container {
  max-width: 1050px;
  margin: 0 auto;
  padding: 0 15px;
}

/* Header */
.header {
  background: var(--white);
  padding: 16px 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 45px;
}

.header-logo {
  order: 1;
}

.header-logo h1 {
  color: var(--primary-dark);
  font-size: 24px;
  font-weight: 700;
  line-height: 32px;
  letter-spacing: 0.1px;
  transition: var(--transition);
}

.header-logo h1:hover {
  color: var(--primary-color);
  transform: scale(1.05);
}

.header-nav {
  flex: 1;
  order: 2;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 21px;
  justify-content: center;
}

.nav-link {
  color: var(--secondary-color);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  line-height: 24px;
  letter-spacing: 0.2px;
  transition: var(--transition);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: var(--transition);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 45px;
  order: 3;
}

.btn-login {
  color: var(--primary-color);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  line-height: 22px;
  letter-spacing: 0.2px;
  transition: var(--transition);
  padding: 8px 16px;
  border-radius: 5px;
}

.btn-login:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-signup {
  background: var(--primary-color);
  color: var(--white);
  text-decoration: none;
  padding: 15px 25px;
  border-radius: 5px;
  font-size: 14px;
  font-weight: 700;
  line-height: 22px;
  letter-spacing: 0.2px;
  font-family: "Montserrat";
  display: flex;
  align-items: center;
  gap: 15px;
  transition: var(--transition);
}

.btn-signup:hover {
  background: #1e5a8a;
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(42, 124, 199, 0.3);
}

.btn-signup i {
  transform: rotate(180deg);
  transition: var(--transition);
}

.btn-signup:hover i {
  transform: rotate(180deg) translateX(-3px);
}

/* Hero Section */
.hero {
  background: var(--light-bg);
  position: relative;
  overflow: hidden;
  padding: 80px 0;
}

.hero-content {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-bottom: 80px;
  position: relative;
  z-index: 2;
}

.hero-text {
  flex: 1;
  max-width: 599px;
  animation: slideInRight 1s ease-out;
}

.hero-badge {
  color: var(--primary-color);
  font-size: 16px;
  font-weight: 700;
  line-height: 24px;
  letter-spacing: 0.1px;
  margin-bottom: 35px;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-title {
  color: var(--primary-dark);
  font-size: 58px;
  font-weight: 700;
  line-height: 80px;
  letter-spacing: 0.2px;
  margin-bottom: 35px;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-description {
  color: var(--secondary-color);
  font-size: 20px;
  line-height: 30px;
  margin-bottom: 35px;
  max-width: 496px;
  animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-buttons {
  display: flex;
  gap: 10px;
  animation: fadeInUp 0.8s ease-out 0.8s both;
}

.btn-primary {
  background: var(--primary-color);
  color: var(--white);
  text-decoration: none;
  padding: 15px 40px;
  border-radius: 5px;
  font-size: 14px;
  font-weight: 700;
  line-height: 22px;
  letter-spacing: 0.2px;
  transition: var(--transition);
}

.btn-primary:hover {
  background: #1e5a8a;
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(42, 124, 199, 0.3);
}

.btn-outline {
  color: var(--primary-color);
  text-decoration: none;
  padding: 15px 40px;
  border: 1px solid var(--primary-color);
  border-radius: 5px;
  font-size: 14px;
  font-weight: 700;
  line-height: 22px;
  letter-spacing: 0.2px;
  transition: var(--transition);
}

.btn-outline:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(42, 124, 199, 0.3);
}

.hero-image {
  flex: 1;
  max-width: 415px;
  height: 280px;
  animation: slideInLeft 1s ease-out 0.3s both;
}

.hero-image img {
  width: 100%;
  height: auto;
  transition: var(--transition);
}

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

/* Features Cards */
.features-cards {
  display: flex;
  gap: 30px;
  position: relative;
  z-index: 2;
  margin-top: -32px; /* کارت‌ها رو بالا می‌بره تا روی دست دانش‌آموز قرار بگیرن */
}

.feature-card {
  background: var(--white);
  padding: 35px 40px;
  border-radius: 0;
  box-shadow: 0px 13px 19px rgba(0, 0, 0, 0.07);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: var(--transition);
  animation: fadeInUp 0.8s ease-out both;
}

.feature-card:nth-child(1) { animation-delay: 0.2s; }
.feature-card:nth-child(2) { animation-delay: 0.4s; }
.feature-card:nth-child(3) { animation-delay: 0.6s; }

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0px 20px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
  width: 72px;
  height: 72px;
  background: var(--danger-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 32px;
  transition: var(--transition);
  overflow: hidden;
}

.feature-icon img {
  width: 32px;
  height: 32px;
  transition: var(--transition);
}

.feature-card:hover .feature-icon {
  transform: scale(1.1) rotate(5deg);
  background: #c53030;
}

.feature-card:hover .feature-icon img {
  transform: scale(1.1);
}

.feature-card h3 {
  color: var(--primary-dark);
  font-size: 20px;
  font-weight: 700;
  line-height: 32px;
  margin: 0;
  transition: var(--transition);
}

.feature-card:hover h3 {
  color: var(--primary-color);
}

.feature-line {
  width: 50px;
  height: 2px;
  background: var(--danger-color);
  transition: var(--transition);
}

.feature-card:hover .feature-line {
  width: 80px;
  background: #c53030;
}

.feature-card p {
  color: var(--secondary-color);
  font-size: 14px;
  line-height: 20px;
  margin: 0;
}

/* Stats Section */
.stats {
  background: var(--white);
  padding: 80px 0;
}

.stats-grid {
  display: flex;
  justify-content: center;
  gap: 30px;
}

.stat-item {
  text-align: center;
  flex: 1;
  max-width: 240px;
  animation: fadeInUp 0.8s ease-out both;
}

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

.stat-item:hover {
  transform: translateY(-5px);
}

.stat-number {
  color: var(--primary-color);
  font-size: 58px;
  font-weight: 700;
  line-height: 80px;
  letter-spacing: 0.2px;
  font-family: "Montserrat";
  margin-bottom: 10px;
  transition: var(--transition);
}

.stat-item:hover .stat-number {
  transform: scale(1.1);
  color: #1e5a8a;
}

.stat-label {
  color: var(--primary-dark);
  font-size: 16px;
  font-weight: 700;
  line-height: 24px;
  transition: var(--transition);
}

.stat-item:hover .stat-label {
  color: var(--primary-color);
}

/* Customer Section */
.customer {
  background: var(--white);
  padding: 160px 0;
}

.customer-content {
  display: flex;
  align-items: center;
  gap: 30px;
}

.customer-text {
  flex: 1;
  max-width: 507px;
  animation: slideInRight 1s ease-out;
}

.customer-line {
  width: 94px;
  height: 7px;
  background: var(--danger-color);
  margin-bottom: 35px;
  transition: var(--transition);
}

.customer-text:hover .customer-line {
  width: 120px;
  background: #c53030;
}

.customer-text h2 {
  color: var(--primary-dark);
  font-size: 40px;
  font-weight: 700;
  line-height: 50px;
  margin-bottom: 35px;
  transition: var(--transition);
}

.customer-text:hover h2 {
  color: var(--primary-color);
}

.customer-text p {
  color: var(--secondary-color);
  font-size: 14px;
  line-height: 20px;
  margin-bottom: 35px;
  max-width: 345px;
}

.customer-link {
  color: var(--primary-color);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  line-height: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
  padding: 10px 20px;
  border-radius: 25px;
}

.customer-link:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateX(-5px);
  box-shadow: 0 5px 15px rgba(42, 124, 199, 0.3);
}

.customer-link i {
  font-size: 16px;
  transition: var(--transition);
}

.customer-link:hover i {
  transform: translateX(-3px);
}

.customer-image {
  flex: 1;
  max-width: 513px;
  position: relative;
  animation: slideInLeft 1s ease-out 0.3s both;
}

.customer-image img {
  width: 100%;
  height: auto;
  transition: var(--transition);
}

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

/* Teachers Section */
.teachers {
  background: var(--pink-bg);
  padding: 160px 0;
}

.section-header {
  text-align: right;
  margin-bottom: 80px;
  animation: fadeInUp 0.8s ease-out;
}

.section-badge {
  color: var(--primary-color) !important;
  font-size: 14px;
  font-weight: 700;
  line-height: 24px;
  margin-bottom: 10px;
}

.section-header h2 {
  color: var(--primary-dark);
  font-size: 40px;
  font-weight: 700;
  line-height: 50px;
  margin-bottom: 10px;
}

.section-header p {
  color: var(--secondary-color);
  font-size: 14px;
  line-height: 20px;
  max-width: 463px;
}

.courses-grid {
  display: flex;
  gap: 30px;
  justify-content: center;
}

.course-card {
  background: var(--white);
  border-radius: 0;
  overflow: hidden;
  box-shadow: 0px 13px 19px rgba(0, 0, 0, 0.07);
  width: 328px;
  transition: var(--transition);
  animation: fadeInUp 0.8s ease-out both;
}

.course-card:nth-child(1) { animation-delay: 0.2s; }
.course-card:nth-child(2) { animation-delay: 0.4s; }
.course-card:nth-child(3) { animation-delay: 0.6s; }

.course-card:hover {
  transform: translateY(-10px);
  box-shadow: 0px 25px 50px rgba(0, 0, 0, 0.15);
}

.course-image {
  position: relative;
  height: 300px;
  overflow: hidden;
}

.course-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

.course-badge {
  position: absolute;
  top: 20px;
  left: 20px;
  background: var(--danger-color);
  color: var(--white);
  padding: 10px;
  border-radius: 3px;
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

.course-card:hover .course-badge {
  background: #c53030;
  transform: scale(1.1);
}

.course-actions {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  opacity: 0;
  transition: var(--transition);
}

.course-card:hover .course-actions {
  opacity: 1;
  transform: translateX(-50%) translateY(-5px);
}

.action-btn {
  width: 40px;
  height: 40px;
  background: var(--white);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-dark);
  font-size: 20px;
  transition: var(--transition);
  cursor: pointer;
}

.action-btn:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: scale(1.1);
}

.course-content {
  padding: 25px;
}

.course-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.course-category {
  color: var(--primary-color);
  font-size: 14px;
  font-weight: 700;
}

.course-rating {
  background: var(--rating-bg);
  color: var(--white);
  padding: 5px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-family: "Montserrat";
  transition: var(--transition);
}

.course-card:hover .course-rating {
  background: #1a252f;
  transform: scale(1.05);
}

.course-rating i {
  color: var(--star-color);
  font-size: 16px;
}

.course-content h3 {
  color: var(--primary-dark);
  font-size: 16px;
  font-weight: 700;
  line-height: 24px;
  margin-bottom: 10px;
  font-family: "Montserrat";
  transition: var(--transition);
}

.course-card:hover .course-content h3 {
  color: var(--primary-color);
}

.course-content p {
  color: var(--secondary-color);
  font-size: 14px;
  line-height: 20px;
  margin-bottom: 10px;
  max-width: 280px;
}

.course-sales {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--secondary-color);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 10px;
}

.course-price {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 10px;
}

.old-price {
  color: #BDBDBD;
  font-size: 16px;
  font-weight: 700;
  font-family: "Montserrat";
  text-decoration: line-through;
}

.new-price {
  color: var(--warning-color);
  font-size: 16px;
  font-weight: 700;
  font-family: "Montserrat";
}

.btn-course {
  color: var(--primary-color);
  text-decoration: none;
  padding: 10px 20px;
  border: 1px solid var(--primary-color);
  border-radius: 37px;
  font-size: 14px;
  font-weight: 700;
  line-height: 24px;
  letter-spacing: 0.2px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
}

.btn-course:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(42, 124, 199, 0.3);
}

.btn-course:hover i {
  color: var(--white);
}

/* Testimonials Section */
.testimonials {
  background: var(--white);
  padding: 160px 0;
}

.testimonials-grid {
  display: flex;
  gap: 30px;
  justify-content: center;
}

.testimonial-card {
  background: var(--white);
  padding: 25px;
  border-radius: 0;
  box-shadow: 0px 13px 19px rgba(0, 0, 0, 0.07);
  width: 328px;
  text-align: center;
  transition: var(--transition);
  animation: fadeInUp 0.8s ease-out both;
}

.testimonial-card:nth-child(1) { animation-delay: 0.2s; }
.testimonial-card:nth-child(2) { animation-delay: 0.4s; }
.testimonial-card:nth-child(3) { animation-delay: 0.6s; }

.testimonial-card:hover {
  transform: translateY(-10px);
  box-shadow: 0px 25px 50px rgba(0, 0, 0, 0.15);
}

.testimonial-stars {
  display: flex;
  gap: 5px;
  justify-content: center;
  margin-bottom: 15px;
}

.testimonial-stars i {
  color: var(--star-color);
  font-size: 18px;
  transition: var(--transition);
}

.testimonial-card:hover .testimonial-stars i {
  transform: scale(1.2);
  animation: starBounce 0.6s ease-in-out;
}

.testimonial-card p {
  color: var(--secondary-color);
  font-size: 12px;
  line-height: 18px;
  margin-bottom: 15px;
  max-width: 159px;
  margin-left: auto;
  margin-right: auto;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 15px;
  justify-content: center;
}

.testimonial-author img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  transition: var(--transition);
}

.testimonial-card:hover .testimonial-author img {
  transform: scale(1.1);
}

.author-info {
  text-align: right;
}

.author-info h4 {
  color: var(--primary-color);
  font-size: 12px;
  font-weight: 700;
  margin: 0;
  transition: var(--transition);
}

.testimonial-card:hover .author-info h4 {
  color: #1e5a8a;
}

.author-info p {
  color: var(--primary-dark);
  font-size: 10px;
  margin: 0;
}

/* Team Section */
.team {
  background: var(--white);
  padding: 112px 0;
}

.team-grid {
  display: flex;
  gap: 30px;
  justify-content: flex-start;
}

.team-card {
  background: var(--white);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0px 13px 19px rgba(0, 0, 0, 0.07);
  width: 238px;
  transition: var(--transition);
  animation: fadeInUp 0.8s ease-out both;
}

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

.team-card:hover {
  transform: translateY(-10px);
  box-shadow: 0px 25px 50px rgba(0, 0, 0, 0.15);
}

.team-image {
  height: 231px;
  overflow: hidden;
}

.team-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

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

.team-content h4 {
  color: var(--primary-dark);
  font-size: 16px;
  font-weight: 700;
  line-height: 24px;
  margin-bottom: 10px;
  transition: var(--transition);
}

.team-card:hover .team-content h4 {
  color: var(--primary-color);
}

.team-content p {
  color: var(--secondary-color);
  font-size: 12px;
  line-height: 16px;
  margin-bottom: 10px;
}

.team-social {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.team-social a {
  color: var(--primary-color);
  font-size: 24px;
  text-decoration: none;
  transition: var(--transition);
  padding: 8px;
  border-radius: 50%;
}

.team-social a:hover {
  color: var(--white);
  background: var(--primary-color);
  transform: scale(1.2);
}

/* Newsletter Section */
.newsletter {
  background: var(--white);
  padding: 160px 0;
}

.newsletter-content {
  text-align: center;
  max-width: 692px;
  margin: 0 auto;
  animation: fadeInUp 0.8s ease-out;
}

.newsletter-badge {
  color: var(--primary-color);
  font-size: 14px;
  font-weight: 700;
  line-height: 24px;
  margin-bottom: 10px;
}

.newsletter h2 {
  color: var(--primary-color);
  font-size: 24px;
  font-weight: 700;
  line-height: 32px;
  margin-bottom: 10px;
}

.newsletter p {
  color: var(--primary-color);
  font-size: 14px;
  line-height: 20px;
  margin-bottom: 80px;
  max-width: 463px;
  margin-left: auto;
  margin-right: auto;
}

.newsletter-form {
  max-width: 688px;
  margin: 0 auto;
  position: relative;
  display: flex;
  gap: 10px;
}

.newsletter-form input {
  flex: 1;
  height: 58px;
  background: var(--input-bg);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  padding: 0 1rem;
  font-size: 14px;
  font-family: "Dana";
  transition: var(--transition);
  text-align: right;
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(42, 124, 199, 0.1);
}

.newsletter-form button {
  height: 58px;
  background: var(--primary-color);
  color: var(--white);
  border: none;
  border-radius: 5px;
  padding: 0 1.5rem;
  font-size: 14px;
  font-family: "Dana";
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.newsletter-form button:hover {
  background: #1e5a8a;
  transform: scale(1.05);
}

/* Footer */
.footer {
  background: var(--light-bg);
}

.footer-main {
  background: var(--white);
  padding: 50px 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 204px;
}

.footer-section h5 {
  color: var(--primary-dark);
  font-size: 16px;
  font-weight: 700;
  line-height: 24px;
  margin-bottom: 20px;
  transition: var(--transition);
}

.footer-section:hover h5 {
  color: var(--primary-color);
}

.footer-section ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-section a {
  color: var(--secondary-color);
  font-size: 14px;
  font-weight: 700;
  line-height: 24px;
  text-decoration: none;
  transition: var(--transition);
}

.footer-section a:hover {
  color: var(--primary-color);
  transform: translateX(-5px);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--secondary-color);
  font-size: 14px;
  font-weight: 700;
  transition: var(--transition);
}

.contact-item:hover {
  color: var(--primary-color);
  transform: translateX(-5px);
}

.contact-item i {
  color: var(--primary-color);
  font-size: 24px;
  transition: var(--transition);
}

.contact-item:hover i {
  transform: scale(1.2);
}

.footer-bottom {
  background: var(--light-bg);
  padding: 25px 0;
}

.footer-bottom-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.copyright {
  color: var(--secondary-color);
  font-size: 14px;
  font-weight: 700;
  font-family: "Montserrat";
  margin: 0;
}

.social-links {
  display: flex;
  gap: 20px;
}

.social-links a {
  color: var(--primary-color);
  font-size: 24px;
  text-decoration: none;
  transition: var(--transition);
  padding: 8px;
  border-radius: 50%;
}

.social-links a:hover {
  color: var(--white);
  background: var(--primary-color);
  transform: scale(1.2);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes starBounce {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.3);
  }
}

/* Responsive Design */
@media (max-width: 1200px) {
  .container {
    max-width: 100%;
    padding: 0 20px;
  }
}

@media (max-width: 991.98px) {
  .hero-title {
    font-size: 3rem;
    line-height: 4rem;
  }
  
  .customer-text h2,
  .section-header h2 {
    font-size: 2.5rem;
    line-height: 3rem;
  }
  
  .hero-content,
  .customer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .features-cards,
  .courses-grid,
  .testimonials-grid,
  .team-grid {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-content {
    flex-direction: column;
    gap: 40px;
    text-align: center;
  }
}

@media (max-width: 767.98px) {
  .header-content {
    flex-direction: column;
    gap: 20px;
    padding: 10px 0;
  }
  
  .header-nav {
    order: 3;
    width: 100%;
  }
  
  .nav-list {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
  
  .header-actions {
    order: 2;
    gap: 20px;
  }
  
  .btn-signup {
    padding: 12px 20px;
    font-size: 13px;
  }
  
  .hero-title {
    font-size: 2.5rem;
    line-height: 3rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }
  
  .btn-primary,
  .btn-outline {
    width: 100%;
    max-width: 280px;
    text-align: center;
  }
  
  .stats-grid {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }
  
  .stat-item {
    max-width: 200px;
  }
  
  .stat-number {
    font-size: 3rem;
    line-height: 4rem;
  }
  
  .newsletter-form {
    flex-direction: column;
    gap: 15px;
  }
  
  .newsletter-form input,
  .newsletter-form button {
    width: 100%;
    height: 50px;
  }
  
  .newsletter h2 {
    font-size: 20px;
    line-height: 28px;
  }
  
  .newsletter p {
    font-size: 13px;
    line-height: 18px;
    margin-bottom: 40px;
  }
}

@media (max-width: 575.98px) {
  .container {
    padding: 0 15px;
  }
  
  .hero-title {
    font-size: 2rem;
    line-height: 2.5rem;
  }
  
  .hero-description {
    font-size: 16px;
    line-height: 24px;
  }
  
  .feature-card,
  .course-content,
  .testimonial-card {
    padding: 20px;
  }
  
  .course-card,
  .testimonial-card {
    width: 100%;
    max-width: 350px;
  }
  
  .team-card {
    width: 100%;
    max-width: 280px;
  }
  
  .header-logo h1 {
    font-size: 20px;
    line-height: 28px;
  }
  
  .btn-signup {
    padding: 10px 16px;
    font-size: 12px;
  }
  
  .btn-login {
    font-size: 13px;
  }
  
  .newsletter-badge {
    font-size: 12px;
  }
  
  .newsletter h2 {
    font-size: 18px;
    line-height: 24px;
  }
  
  .newsletter p {
    font-size: 12px;
    line-height: 16px;
  }
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
  gap: 4px;
}

.mobile-menu-btn span {
  width: 25px;
  height: 3px;
  background: var(--primary-color);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

@media (max-width: 767.98px) {
  .mobile-menu-btn {
    display: flex;
  }
  
  .nav-list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 20px;
    z-index: 1000;
  }
  
  .nav-list.active {
    display: flex;
  }
  
  .header-nav {
    position: relative;
  }
}