/* ===== Global ===== */
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: #0d1117;
  color: #e6edf3;
}

/* ===== Header ===== */
.edu-header {
  background: #161b22;
  border-bottom: 1px solid #30363d;
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.edu-header-inner {
  width: 90%;
  max-width: 1200px;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.edu-logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: #58a6ff;
}

.edu-nav a {
  margin-left: 20px;
  color: #c9d1d9;
  text-decoration: none;
  font-size: 0.95rem;
}

.edu-nav a:hover {
  color: #58a6ff;
}

/* ===== Hero ===== */
.hero-edu {
  padding: 100px 20px;
  text-align: center;
  background: #0d1117;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  color: #58a6ff;
}

.hero-subtitle {
  font-size: 1.2rem;
  max-width: 700px;
  margin: 20px auto;
  color: #8b949e;
}

.hero-actions {
  margin-top: 30px;
}

/* ===== Buttons ===== */
.btn {
  padding: 12px 24px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn.primary {
  background: #238636;
  color: white;
}

.btn.primary:hover {
  background: #2ea043;
}

.btn.ghost {
  background: transparent;
  border: 1px solid #30363d;
  color: #c9d1d9;
}

.btn.ghost:hover {
  background: #30363d;
}

.btn.small {
  padding: 8px 16px;
  font-size: 0.9rem;
}

/* ===== Sections ===== */
.edu-section {
  width: 90%;
  max-width: 1200px;
  margin: 80px auto;
}

.edu-section.alt {
  background: #161b22;
  padding: 60px 20px;
  border-radius: 12px;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #58a6ff;
}

.section-subtitle {
  color: #8b949e;
  margin-bottom: 40px;
}

/* ===== Grid ===== */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

/* ===== Cards ===== */
.edu-card {
  background: #0d1117;
  border: 1px solid #30363d;
  padding: 24px;
  border-radius: 12px;
  transition: 0.2s ease;
}

.edu-card:hover {
  border-color: #58a6ff;
  box-shadow: 0 0 12px rgba(88, 166, 255, 0.3);
}

.price {
  display: inline-block;
  margin: 10px 0;
  font-weight: bold;
  color: #58a6ff;
}

.price.free {
  color: #3fb950;
}

/* ===== Contact Form ===== */
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px;
  margin-bottom: 16px;
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 6px;
  color: #e6edf3;
}

.contact-form button {
  width: 100%;
}

/* ===== HERO GRID WITH PROFILE PHOTO ===== */
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  max-width: 1200px;
  margin: auto;
}

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

.hero-right {
  display: flex;
  justify-content: center;
}

.hero-profile-photo {
  width: 260px;
  height: 260px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid #30363d;
  box-shadow: 0 0 18px rgba(88, 166, 255, 0.35);
}

/* Mobile responsive */
@media (max-width: 800px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-left {
    text-align: center;
  }

  .hero-profile-photo {
    width: 200px;
    height: 200px;
    margin-top: 20px;
  }
}

/* ===== FOOTER ===== */
.edu-footer {
  background: #161b22;
  border-top: 1px solid #30363d;
  padding: 50px 0;
  margin-top: 80px;
}

.edu-footer-inner {
  width: 90%;
  max-width: 1200px;
  margin: auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 40px;
}

.footer-left {
  max-width: 300px;
}

.footer-logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: #58a6ff;
  margin-bottom: 10px;
}

.footer-tagline {
  color: #8b949e;
  margin-bottom: 10px;
}

.footer-copy {
  color: #6e7681;
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  gap: 60px;
}

.footer-links h4 {
  color: #c9d1d9;
  margin-bottom: 10px;
  font-size: 1rem;
}

.footer-links a {
  display: block;
  color: #8b949e;
  text-decoration: none;
  margin-bottom: 6px;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: #58a6ff;
}

/* Mobile */
@media (max-width: 800px) {
  .edu-footer-inner {
    flex-direction: column;
  }
}