body {
  margin: 0;
  min-height: 100vh;
  background: #f6f9fc;
  font-family: 'Segoe UI', Arial, sans-serif;
  display: flex;
}

.sidebar {
  background: #ffffff;
  width: 320px;
  box-shadow: 4px 0 15px rgb(58 89 152 / 15%);
  padding: 2.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  box-sizing: border-box;
}

.profile-avatar img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 6px 20px rgba(0,0,0,0.07);
  margin-bottom: 24px;
}

.profile-info { text-align: center; }

.profile-info h2 {
  margin: 0;
  font-weight: 700;
  color: #374967;
  font-size: 1.9rem;
}
.profile-info h3 {
  margin: 0.25em 0 16px 0;
  color: #5d7ea8;
  font-weight: 600;
  font-size: 1.2rem;
}
.profile-icons {
  display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center;
}
.profile-icons img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  border-radius: 6px;
  background: #f6f9fc;
  padding: 2px;
  box-shadow: 0 1px 5px rgba(0,0,0,0.05);
}

.main-content {
  flex-grow: 1;
  padding: 2.5rem 3rem;
  max-width: 900px;
  box-sizing: border-box;
  overflow-x: hidden;
}

.navbar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 2.7rem;
}
.navbar ul {
  list-style: none; padding: 0; margin: 0;
  display: flex; gap: 3rem;
}
.navbar ul li a {
  text-decoration: none;
  font-weight: 600;
  font-size: 1.15rem;
  color: #354a70;
  transition: color 0.2s ease;
}
.navbar ul li a:hover { color: #233261; }

.section {
  background: white;
  border-radius: 14px;
  box-shadow: 0 10px 30px rgb(30 65 110 / 10%);
  padding: 2rem 2.3rem;
  margin-bottom: 3.5rem;
}
.section h2 {
  font-weight: 700;
  font-size: 2.2rem;
  margin: 0 0 1.1rem 0;
  color: #2d3e63;
}
.section p {
  font-size: 1.1rem;
  line-height: 1.55;
  color: #4a5a7b;
  margin-bottom: 1.2rem;
}
/* Projects */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 21px;
}
.project-card {
  background: #fefefe;
  border-radius: 12px;
  box-shadow: 0 5px 25px rgba(25,97,164,0.08);
  padding: 1.3rem 1.6rem 1.5rem 1.6rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-height: 315px;
}
.project-card h3 {
  font-weight: 700;
  margin: 1.1rem 0 0.3rem 0;
  font-size: 1.28rem;
  color: #405979;
}
.project-card p {
  font-size: 1rem; color: #607492; margin-bottom: 0.6rem;
}
.project-img {
  width: 100%; max-width: 300px; height: 110px;
  object-fit: cover; border-radius: 8px;
}
.project-links { margin-top: 1rem; display: flex; justify-content: center; gap: 1rem; }
.view-btn {
  background: #354a70;
  color: white;
  border-radius: 6px;
  padding: 0.55rem 1.35rem;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
}
.view-btn:hover { background: #233261; }
.project-card iframe {
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  border-radius: 8px;
}
/* Contact Section */
.contact-section ul { padding-left: 0; list-style: none; margin-bottom: 1.5rem;}
.contact-section li {
  font-size: 1.1rem; margin-bottom: 0.8rem; display: flex; align-items: center; gap: 0.65rem; color: #536482;
}
.contact-section i { color: #3a5998; }
.contact-form label {
  font-weight: 600; display: flex; flex-direction: column; margin-bottom: 1.2rem;
}
.contact-form input,
.contact-form textarea {
  padding: 0.55rem;
  border-radius: 6px;
  border: 1px solid #d0d8e6;
  font-size: 1.05rem; margin-top: 0.25rem;
}
.contact-form button {
  background: #354a70;
  border: none;
  border-radius: 6px;
  padding: 0.72rem 1.5rem;
  font-weight: 700;
  color: white;
  font-size: 1rem;
}
.contact-form button:hover { background: #233261; }
.footer {
  text-align: center;
  padding: 1.5rem;
  color: #8094a3;
  font-size: 0.95rem;
  user-select: none;
}
@media (max-width: 970px) {
  body { flex-direction: column; }
  .sidebar {
    width: 100%; min-height: auto; flex-direction: row;
    justify-content: center; padding: 1rem 0.5rem; box-shadow: none;
  }
  .profile-info { margin-left: 14px; flex-grow: 1; text-align: left; }
  .main-content { padding: 1rem 1rem 2rem 1rem; max-width: 100%; }
  .navbar { text-align: center; }
  .navbar ul { justify-content: center; }
}
@media (max-width: 550px) {
  .projects-grid { grid-template-columns: 1fr; }
  .project-card { min-height: auto; }
}