:root {
  --bg-dark: #0a192f;
  --bg-light: #112240;
  --bg-light-hover: #233554;
  --text-main: #ccd6f6;
  --text-secondary: #8892b0;
  --accent-color: #64ffda;
  
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Open Sans', sans-serif;
  
  --nav-height: 100px;
  --max-width: 1000px;
  --transition: all 0.25s cubic-bezier(0.645, 0.045, 0.355, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height); 
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  padding-bottom: 80px; 
}

a { text-decoration: none; color: inherit; transition: var(--transition); }

#navbar {
  position: fixed;
  top: 0;
  width: 100%;
  height: var(--nav-height);
  background-color: rgba(10, 25, 47, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  display: flex;
  align-items: center;
  box-shadow: 0 10px 30px -10px rgba(2,12,27,0.7);
}

.nav-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 50px;
}

.logo {
  color: var(--accent-color);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
}
.logo .dot { color: var(--text-main); }

.nav-list {
  display: flex;
  gap: 30px;
  list-style: none;
  align-items: center;
}

.nav-list a {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: var(--text-main);
}
.nav-list a:hover { color: var(--accent-color); }

.nav-num {
  color: var(--accent-color);
  margin-right: 5px;
}

.btn-primary {
  color: var(--accent-color);
  background-color: transparent;
  border: 1px solid var(--accent-color);
  border-radius: 4px;
  padding: 12px 18px;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  display: inline-block;
  margin-top: 20px;
  transition: var(--transition);
}

.btn-primary:hover {
  background-color: rgba(100, 255, 218, 0.1);
}

.resume-btn-desktop {
    margin-top: 0; 
    margin-left: 15px; 
    padding: 8px 16px; 
    font-size: 0.8rem;
}

.resume-btn-mobile {
    display: none; 
}

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    background-color: var(--accent-color);
}

#about {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0 24px;
  max-width: 1000px;
  margin: 0 auto;
  scroll-margin-top: 150px;
  padding-top: var(--nav-height); 
}

.badge {
  color: var(--accent-color);
  font-family: var(--font-heading);
  font-size: 1rem;
  margin-bottom: 20px;
  display: block;
}

h1 {
  font-size: clamp(40px, 8vw, 70px);
  font-weight: 700;
  color: #e6f1ff;
  line-height: 1.1;
  font-family: var(--font-heading);
}

.subtitle {
  font-size: clamp(30px, 6vw, 60px);
  color: var(--text-secondary);
  font-weight: 700;
  line-height: 0.9;
  margin-top: 10px;
  margin-bottom: 20px;
  font-family: var(--font-heading);
}

.bio {
  max-width: 540px;
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 50px;
}

.section-pad {
  padding: 48px 24px;
  max-width: 1000px;
  margin: 0 auto;
}

.section-title {
  display: flex;
  align-items: center;
  font-size: clamp(26px, 5vw, 32px);
  margin-bottom: 40px;
  color: #e6f1ff;
  font-family: var(--font-heading);
  white-space: nowrap;
}

.section-title::after {
  content: "";
  display: block;
  width: 300px;
  height: 1px;
  background-color: #233554;
  margin-left: 20px;
}

/* --- Bento Grid --- */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.bento-card {
  background-color: var(--bg-light);
  border-radius: 4px;
  padding: 2rem;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  box-shadow: 0 10px 30px -15px rgba(2,12,27,0.7);
}

.bento-card:hover {
  transform: translateY(-7px);
}

.featured { grid-column: span 2; }
.small { grid-column: span 1; text-align: center; }

.card-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 25px;
}
.icon-large { font-size: 30px; color: var(--accent-color); }
.year { font-family: var(--font-heading); font-size: 0.8rem; }

.bento-card h3 { color: #e6f1ff; font-size: 1.4rem; margin-bottom: 5px; }
.bento-card h4 { color: var(--accent-color); font-size: 0.9rem; margin-bottom: 15px; font-family: var(--font-heading); }
.bento-card p { font-size: 0.95rem; color: var(--text-secondary); }

.skills-wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}
.skill-category h3 { color: #e6f1ff; font-size: 1.1rem; margin-bottom: 15px; display: flex; align-items: center; gap: 10px; }
.skill-category h3 i { color: var(--accent-color); font-size: 0.9rem; }

.skill-item {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
  font-size: 0.9rem;
  font-family: var(--font-heading);
  color: var(--text-secondary);
}
.skill-item::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

.tech-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 15px;
}

.tech-pill {
  background-color: rgba(100, 255, 218, 0.05);
  color: var(--accent-color);
  border: 1px solid rgba(100, 255, 218, 0.2);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-family: 'Fira Code', monospace;
  transition: var(--transition);
}

.tech-pill:hover {
  background-color: rgba(100, 255, 218, 0.15);
  transform: translateY(-2px);
}

/* --- Contact Section (Redesigned) --- */
.contact-card {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  padding: 60px 40px;
  background-color: var(--bg-light);
  border-radius: 4px;
  box-shadow: 0 10px 30px -15px rgba(2,12,27,0.7);
  border: 1px solid rgba(100, 255, 218, 0.05);
}

.big-title {
  font-size: clamp(40px, 5vw, 60px);
  color: #e6f1ff;
  font-weight: 700;
  margin-bottom: 20px;
  font-family: var(--font-heading);
}

.narrow-bio { margin: 0 auto; }

.contact-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.big-btn {
  padding: 18px 28px;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 160px;
  justify-content: center;
  margin-top: 0;
}

.btn-outline {
  color: var(--text-main);
  border: 1px solid var(--text-secondary);
  border-radius: 4px;
  padding: 18px 28px;
  font-family: var(--font-heading);
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 160px;
  justify-content: center;
  transition: var(--transition);
}

.btn-outline:hover {
  border-color: var(--accent-color);
  color: var(--accent-color);
  background-color: rgba(100, 255, 218, 0.05);
}

footer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 60px;
  background-color: rgba(10, 25, 47, 0.95);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 50px;
}

.social-links-footer {
  margin-bottom: 0;
  display: flex;
  align-items: center;
}

.social-links-footer a {
  font-size: 1.2rem;
  margin-right: 20px;
  color: var(--text-secondary);
  transition: var(--transition);
}

.social-links-footer a:hover {
  color: var(--accent-color);
  transform: translateY(-3px);
}

.copyright {
  font-family: 'Fira Code', monospace;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

@media (max-width: 768px) {
  .nav-container { padding: 0 25px; }

  .resume-btn-desktop { display: none; }
  
  .hamburger {
    display: block;
    z-index: 2000;
  }
  
  .hamburger.active .bar:nth-child(2) { opacity: 0; }
  .hamburger.active .bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .hamburger.active .bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

  .nav-list {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    height: 100vh;
    flex-direction: column;
    justify-content: center;
    background-color: var(--bg-light);
    box-shadow: -10px 0px 30px -15px rgba(2,12,27,0.7);
    transition: 0.3s ease-in-out;
    z-index: 1500;
  }
  
  .nav-list.active {
    right: 0; 
  }

  .resume-btn-mobile {
      display: inline-block;
      margin-top: 20px;
  }
  
  .bento-grid { grid-template-columns: 1fr; }
  .featured { grid-column: span 1; }
  .section-title::after { width: 100px; }

  .contact-card { padding: 40px 20px; }
  .contact-buttons { flex-direction: column; gap: 15px; }
  .big-btn, .btn-outline { width: 100%; }

  footer {
    padding: 0 20px;
    justify-content: center;
    gap: 20px;
  }
  .copyright { font-size: 0.7rem; }
}