/* ===== Global Styles ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #fdfdfd;
}

/* ===== Header & Navigation ===== */
header {
  background: #0d253f;
  color: #fff;
  padding: 1rem 2rem;
}

header nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.logo {
  font-weight: bold;
  font-size: 1.2rem;
}

header ul {
  list-style: none;
  display: flex;
  gap: 1rem;
}

header a {
  color: #fff;
  text-decoration: none;
}

header a:hover,
header .active {
  text-decoration: underline;
}

/* ===== Hero Section ===== */
.hero {
  background: #f4f4f4;
  padding: 50px 40px;
  position: relative;
}

.hero-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
}

/* ===== Hero Left Column ===== */
.hero-left {
  flex: 1 1 25%;
  text-align: center;
  background-color: #0d253f;
  padding: 2rem;
  color: #fff;
  border-radius: 8px;
}

.hero-profile-pic {
  width: 180px;
  height: 180px;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid #0d253f;
  margin-bottom: 20px;
}

.hero-left h2 {
  font-size: 1.2rem;
  margin: 10px 0 15px;
  font-weight: normal;
  color: #fff;
}

/* Social Icons */
.social-icons {
  margin-top: 15px;
  display: flex;
  justify-content: center;
  gap: 15px;
}

.social-icons a {
  color: #fff; /* removed previous blue */
  font-size: 1.5rem;
  transition: transform 0.2s, color 0.2s;
}

.social-icons a:hover {
  transform: scale(1.2);
}

/* ===== Hero Right Column ===== */
.hero-right {
  flex: 1 1 70%;
  padding: 2rem;
}

.hero-right h1 {
  font-size: 2rem;
  color: #0d253f; /* main heading color */
  margin-bottom: 15px;
}

.hero-right h3 {
  font-size: 1.5rem;
  color: #0d253f;
  margin-bottom: 20px;
}

.hero-right p {
  font-size: 1.15rem;
  line-height: 1.7;
  color: #333;
  margin-bottom: 20px;
  text-align: justify;
}

/* ===== Hero Buttons ===== */
.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 20px;
}

.btn-primary {
  background-color: #0d253f; /* original dark navy */
  color: #fff;
  padding: 0.8rem 1.5rem;
  border-radius: 5px;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background-color: #173d66; /* slightly lighter navy */
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.btn-secondary {
  background-color: #fff;
  color: #0d253f;
  border: 1px solid #0d253f;
  padding: 0.8rem 1.5rem;
  border-radius: 5px;
  font-weight: bold;
  text-decoration: none;
}

.btn-secondary:hover {
  background-color: #e6e6e6;
}

/* Outline Button */
.btn-outline {
  background: #0d253f;
  color: #fff;
  border: none;
  padding: 0.8rem 1.5rem;
  border-radius: 5px;
  font-weight: bold;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s;
}

.btn-outline:hover {
  background: #173d66;
}

/* ===== Footer ===== */
footer {
  text-align: center;
  background: #0d253f;
  color: #fff;
  padding: 1rem;
}

/* ===== Content Styles ===== */
.content {
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem;
  font-family: Arial, sans-serif;
  text-align: center;
}

.content h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: #0d253f;
}

.content h2,
.content h3 {
  margin-bottom: 1.5rem;
  color: #0d253f;
}

.content p,
.content li {
  font-size: 1.1rem;
  line-height: 1.6;
  color: #555;
  margin-bottom: 1rem;
  text-align: justify;
}

.content ul {
  list-style: none;
  padding-left: 0;
  margin-left: 0;
}

/* Cards & Projects */
.card, .project, .contact-socials, .contact-form {
  background-color: #f9f9f9;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover,
.project:hover,
.contact-socials:hover,
.contact-form:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

/* Responsive */
@media (max-width: 992px) {
  .hero-container {
    flex-direction: column;
    text-align: center;
  }

  .hero-left,
  .hero-right {
    flex: 1 1 100%;
  }

  .hero-buttons {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  header nav {
    flex-direction: column;
    align-items: flex-start;
  }

  header ul {
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1rem;
  }

  .btn-primary, .btn-secondary {
    width: 100%;
    text-align: center;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== Content Styles ===== */
.content h1,
.hero-right h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: #0097b2; /* main headings remain this color */
}

.content h2,
.content h3,
.hero-right h3 {
  margin-bottom: 1.5rem;
  color: #0d253f; /* subheadings keep original dark navy */
}

/* Align education content left */
.content {
  text-align: left;
}

/* General Content Styles */
.content {
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem;
  font-family: Arial, sans-serif;
  text-align: center;
}

.content h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.content p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  color: #555;
}

/* Card Container */
.interests-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

/* Individual Card */
.card {
  background-color: #f9f9f9;
  padding: 1.8rem 1.5rem;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.card h2 {
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
}

.card p {
  font-size: 1rem;
  color: #555;
  line-height: 1.5;
}

.key-insights {
  list-style: disc; /* standard bullets */
  margin-left: 20px; /* indent for bullets */
  padding-left: 0;
}

.project ul {
  list-style: disc;
  margin-left: 20px;
}

.project-buttons a {
  display: inline-block;
  padding: 10px 20px;
  margin: 5px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  color: #fff;
  background-color: #0d253f; /* main color */
  transition: background 0.3s ease;
}

.project-buttons a:hover {
  background-color: #007a8f; /* darker shade on hover */
}

.project-buttons .btn-primary {
  background-color: #0d253f;
  color: #fff;
}

.project-buttons .btn-primary:hover {
  background-color: #0097b2;
}