:root {
  --primary-blue: #0052cc;
  --accent-yellow: #f1b400;
  --light-bg: #f4f7fc;
  --dark-text: #0a192f;
  --white: #ffffff;
  --gray-text: #5f6c7d;
  --border-color: #e2e8f0;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family:
    "Segoe UI",
    Roboto,
    -apple-system,
    sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--light-bg);
  color: var(--dark-text);
  line-height: 1.6;
}

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

.section-header h2 {
  font-size: 34px;
  font-weight: 700;
  color: var(--dark-text);
}

.divider {
  width: 70px;
  height: 4px;
  background-color: var(--accent-yellow);
  margin: 15px auto 0;
  border-radius: 2px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 8%;
  background: var(--white);
  box-shadow: 0 4px 25px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

header .logo img {
  height: 55px;
  width: 55px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-color);
  transition: transform 0.3s ease;
}

header .logo img:hover {
  transform: scale(1.05);
}

header nav {
  display: flex;
  align-items: center;
}

header nav a {
  text-decoration: none;
  color: var(--dark-text);
  margin-left: 28px;
  font-weight: 600;
  font-size: 15px;
  transition: 0.3s ease;
}

header nav a:hover {
  color: var(--primary-blue);
}

.btn-nav {
  background-color: var(--primary-blue);
  color: var(--white) !important;
  padding: 10px 22px;
  border-radius: 6px;
  box-shadow: 0 4px 10px rgba(0, 82, 204, 0.2);
}

.btn-nav:hover {
  background-color: #0041a3;
  transform: translateY(-1px);
}

#hero {
  background:
    linear-gradient(135deg, rgba(0, 82, 204, 0.92), rgba(10, 25, 47, 0.96)),
    url("assets/hero-bg.jpg") no-repeat center center/cover;
  height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  padding: 0 20px;
}

.badge {
  background-color: rgba(251, 180, 0, 0.2);
  color: var(--accent-yellow);
  padding: 6px 16px;
  border-radius: 30px;
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
  border: 1px solid var(--accent-yellow);
}

.hero-content h1 {
  font-size: 50px;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
  line-height: 1.2;
}

.hero-content p {
  font-size: 20px;
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.9;
}

.hero-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-main {
  padding: 15px 35px;
  background-color: var(--accent-yellow);
  color: var(--dark-text);
  text-decoration: none;
  border-radius: 6px;
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(241, 180, 0, 0.4);
  transition: 0.3s ease;
}

.btn-main:hover {
  background-color: #e0a600;
  transform: translateY(-3px);
}

.btn-secondary {
  padding: 15px 35px;
  background-color: transparent;
  color: var(--white);
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  border: 2px solid var(--white);
  transition: 0.3s ease;
}

.btn-secondary:hover {
  background-color: var(--white);
  color: var(--primary-blue);
}

#about {
  padding: 90px 8%;
  background-color: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
}

.about-card {
  padding: 20px;
  text-align: center;
}

.icon-wrapper {
  width: 80px;
  height: 80px;
  background-color: #edf4ff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 25px;
}

.about-card i {
  font-size: 34px;
  color: var(--primary-blue);
}

.about-card h3 {
  margin-bottom: 15px;
  font-size: 22px;
  font-weight: 700;
}

.about-card p {
  color: var(--gray-text);
}

#courses {
  padding: 90px 8%;
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 35px;
}

.course-card {
  background: var(--white);
  padding: 40px 30px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--border-color);
  transition: 0.3s ease;
}

.course-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px rgba(0, 82, 204, 0.08);
  border-color: var(--primary-blue);
}

.course-tag {
  position: absolute;
  top: 15px;
  right: 20px;
  background-color: #e6f0ff;
  color: var(--primary-blue);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
}

.course-tag.intensiv {
  background-color: #fff0f5;
  color: #ff3366;
}
.course-tag.bolalar {
  background-color: #fff9e6;
  color: #ff9900;
}

.course-card h3 {
  font-size: 24px;
  margin-top: 10px;
  margin-bottom: 15px;
}

.course-card p {
  color: var(--gray-text);
  margin-bottom: 25px;
  font-size: 15px;
}

.course-footer a {
  text-decoration: none;
  color: var(--primary-blue);
  font-weight: 700;
  transition: 0.2s;
}

.course-footer a:hover {
  letter-spacing: 1px;
}

#results {
  padding: 90px 8%;
  background-color: #f8fafc;
}

.section-subtitle {
  font-size: 16px;
  color: var(--gray-text);
  margin-top: 10px;
}

.results-grid {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-top: 20px;
  margin-bottom: 50px;
}

.result-box {
  background: var(--white);
  padding: 30px 45px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
  border-bottom: 4px solid var(--primary-blue);
  min-width: 200px;
}

.result-box .score {
  font-size: 42px;
  font-weight: 800;
  color: var(--primary-blue);
  line-height: 1;
  margin-bottom: 10px;
}

.result-box h4 {
  font-size: 16px;
  color: var(--gray-text);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.result-box p {
  font-size: 14px;
  font-weight: 600;
  margin-top: 5px;
}

.social-promo {
  background: var(--white);
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
  max-width: 800px;
  margin: 0 auto;
}

.social-promo h3 {
  font-size: 22px;
  margin-bottom: 10px;
}
.social-promo p {
  color: var(--gray-text);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 25px;
  flex-wrap: wrap;
}

.social-btn {
  text-decoration: none;
  color: white;
  padding: 12px 28px;
  border-radius: 6px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: 0.3s ease;
}

.social-btn.tg {
  background-color: #0088cc;
  box-shadow: 0 4px 12px rgba(0, 136, 204, 0.3);
}
.social-btn.insta {
  background-color: #e1306c;
  box-shadow: 0 4px 12px rgba(225, 48, 108, 0.3);
}
.social-btn.yt {
  background-color: #ff0000;
  box-shadow: 0 4px 12px rgba(255, 0, 0, 0.3);
}

.social-btn:hover {
  transform: translateY(-3px);
  filter: brightness(1.05);
}

#contact {
  padding: 90px 8%;
  background-color: var(--white);
}

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  max-width: 1100px;
  margin: 0 auto;
  align-items: center;
}

@media (max-width: 768px) {
  .contact-container {
    grid-template-columns: 1fr;
    gap: 35px;
  }
}

.contact-info h2 {
  font-size: 36px;
  margin-bottom: 20px;
  line-height: 1.3;
}
.contact-info p {
  color: var(--gray-text);
  font-size: 16px;
  margin-bottom: 30px;
}

.info-items p {
  margin-bottom: 15px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--dark-text);
}

.info-items i {
  color: var(--primary-blue);
  font-size: 18px;
}

.contact-form-wrapper {
  background-color: var(--light-bg);
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 4px 25px rgba(0, 0, 0, 0.02);
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 14px;
  font-weight: 600;
  color: var(--dark-text);
}

.required {
  color: #ff3366;
}

.form-group input,
.form-group select {
  padding: 14px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 15px;
  background-color: var(--white);
  outline: none;
  transition: 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.15);
}

.btn-submit {
  width: 100%;
  padding: 15px;
  background-color: var(--primary-blue);
  color: var(--white);
  border: none;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  box-shadow: 0 4px 15px rgba(0, 82, 204, 0.2);
  transition: 0.3s ease;
}

.btn-submit:hover {
  background-color: #0041a3;
  transform: translateY(-2px);
}

footer {
  background-color: var(--dark-text);
  color: var(--white);
  padding: 40px 8%;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

@media (max-width: 480px) {
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

.dev-credit {
  font-size: 13px;
  opacity: 0.7;
}