.skill-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
  }
  .tab {
    background-color: #eee;
    border: none;
    padding: 0.5rem 1rem;
    cursor: pointer;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s ease;
  }
  .tab.active {
    background-color: #0a74da;
    color: white;
  }
  .skill-content > .skill-group {
    display: none;
  }
  .skill-content > .skill-group.active {
    display: block;
  }
  .profile-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: 1rem;
  }
  .profile-list li {
    margin-bottom: 0.4rem;
    font-size: 1rem;
  }
  .button {
    display: inline-block;
    background-color: #0a74da;
    color: white;
    padding: 0.5rem 1.2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s ease;
  }
  .button:hover {
    background-color: #055bb5;
  }


/* Reset */

.view-btn {
  display: inline-block;
  margin-top: 8px;
  padding: 6px 12px;
  background-color: #007bff;
  color: white;
  border-radius: 4px;
  text-decoration: none;
  font-size: 0.9em;
  transition: background-color 0.3s ease;
}

.view-btn:hover {
  background-color: #0056b3;
}


* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Fira Code', monospace;
  background: #121212;
  color: #eee;
  padding: 2rem;
  scroll-behavior: smooth;
  overflow-x: hidden;
}
a {
  color: #eee;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: #181818;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1rem 0;
  gap: 2rem;
  z-index: 100;
  font-size: 1rem;
}
.navbar ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}
.navbar a {
  color: #aaa;
  transition: color 0.3s ease;
}
.navbar a:hover,
.navbar a.active {
  color: #eee;
}
.toggle-buttons {
  margin-left: auto;
  margin-right: 2rem;
}
.toggle-buttons button {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: #eee;
  cursor: pointer;
  margin-left: 1rem;
  transition: color 0.3s ease;
}
.toggle-buttons button:hover {
  color: #fff;
}


/* Hero Terminal */
.hero {
  min-height: 90vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #000;
  border-radius: 12px;
  margin-top: 4rem;
  position: relative;
  box-shadow: 0 0 20px rgba(0,0,0,0.7);
  padding: 2rem;
  font-size: 1.3rem;
  user-select: none;
}
.terminal {
  width: 100%;
  max-width: 800px;
  color: #00ff99;
  font-weight: 500;
  background: #111;
  border-radius: 10px;
  padding: 1.5rem;
  font-family: 'Fira Code', monospace;
  position: relative;
  overflow-wrap: break-word;
  white-space: pre-wrap;
  min-height: 140px;
}
.cursor {
  position: absolute;
  width: 10px;
  height: 24px;
  background-color: #00ff99;
  animation: blink 1s infinite;
  bottom: 22px;
  left: 0;
}
@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* Sections */
.section {
  padding: 5rem 2rem;
  max-width: 1000px;
  margin: auto;
}
h2 {
  font-size: 2.8rem;
  margin-bottom: 2rem;
  border-left: 5px solid #888;
  padding-left: 1.2rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #ccc;
}


/* Bigger Projects Section */
#projects {
  padding-top: 6rem;
  padding-bottom: 8rem;
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 3rem;
}
.card {
  position: relative;
  background: #1e1e1e;
  border: 1px solid #333;
  border-radius: 10px;
  padding: 2rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
  outline: none;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}
.card:focus {
  outline: 2px solid #00ffe1;
}
.card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
  color: #eee;
}
.card p {
  font-size: 1rem;
  color: #ccc;
  margin-bottom: 0.8rem;
}

.card-header {
  display: flex;
  gap: 6px;
  margin-bottom: 1rem;
}
.card-header span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #444;
  transition: background-color 0.3s ease;
}
.card:hover .card-header span:nth-child(1) { background-color: #ff5f56; }
.card:hover .card-header span:nth-child(2) { background-color: #ffbd2e; }
.card:hover .card-header span:nth-child(3) { background-color: #27c93f; }

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.tech-stack span {
  background: #2a2a2a;
  color: #aaa;
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 20px;
  font-family: 'Fira Code', monospace;
}

/* Project preview on hover */
#project-preview {
  position: fixed;
  top: 120px;
  right: 50px;
  width: 320px;
  height: 180px;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  border: 1px solid #444;
  background-color: #222;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 150;
}

/* Pills for skills */
.skill-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #333;
}

.skill-tabs .tab {
  background: #1e1e1e;
  border: 1px solid #333;
  color: #aaa;
  padding: 0.6rem 1.2rem;
  border-radius: 20px;
  font-family: 'Fira Code', monospace;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.85rem;
}

.skill-tabs .tab:hover,
.skill-tabs .tab.active {
  background: #00ffe133;
  color: #fff;
  border-color: #00ffe1;
}

.skill-content {
  background: #181818;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 0 8px rgba(0, 255, 225, 0.05);
  transition: all 0.3s ease;
}

.skill-group {
  display: none;
  animation: fadeIn 0.3s ease forwards;
}
.skill-group.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.pill-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}
.pill-grid span {
  background: #2a2a2a;
  color: #ccc;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-family: 'Fira Code', monospace;
  transition: background-color 0.3s ease, color 0.3s ease;
}
.pill-grid span:hover {
  background-color: #444;
  color: #fff;
}
/*achievement*/
.timeline {
  position: relative;
  margin-top: 3rem;
  padding-left: 2rem;
  border-left: 2px solid #333;
}

.timeline-item {
  position: relative;
  padding-left: 1rem;
  margin-bottom: 2.5rem;
}

.timeline-line {
  position: absolute;
  left: -2px;
  top: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid #0f0f0f;
}

.timeline-content {
  position: relative;
  padding-left: 1rem;
}

.timeline-content h3 {
  font-size: 1rem;
  font-family: 'Fira Code', monospace;
  color: #fff;
  margin-bottom: 0.4rem;
}

.timeline-content p {
  font-size: 0.85rem;
  font-family: 'Fira Code', monospace;
  color: #ccc;
  margin: 0;
  line-height: 1.5;
}

.timeline-item:not(:last-child)::after {
  content: '';
  position: absolute;
  left: -1px;
  top: 12px;
  width: 2px;
  height: calc(100% - 12px);
  background: #333;
}

/* Blog */
.blog-card {
  background: #1b1b1b;
  border: 1px solid #2a2a2a;
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 0 12px rgba(0,255,225,0.02);
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
}

.blog-thumb {
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 1rem;
  object-fit: cover;
  box-shadow: 0 0 8px rgba(0,255,225,0.1);
}

.blog-card h3 {
  font-size: 1.15rem;
  color: #eee;
  line-height: 1.3;
  margin: 0 0 0.5rem;
  font-weight: 600;
}

.blog-card .meta {
  font-size: 0.75rem;
  color: #999;
  margin-bottom: 1rem;
}

.blog-card p {
  color: #ccc;
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 1rem;
}

.blog-card a {
  color: #00ffe1;
  font-size: 0.85rem;
  font-weight: bold;
  text-decoration: none;
}
.blog-card a:hover {
  text-decoration: underline;
}
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto;
}


/* Voice Interaction */
.voice-section {
  display: flex;
  justify-content: center;
  margin: 4rem 0 2rem;
}
#voiceBtn {
  padding: 1rem 2rem;
  background: #222;
  border: 1px solid #444;
  border-radius: 30px;
  cursor: pointer;
  font-weight: 700;
  font-family: 'Fira Code', monospace;
  transition: background-color 0.3s ease, color 0.3s ease;
  color: #eee;
  user-select: none;
}
#voiceBtn:hover {
  background-color: #444;
  color: #fff;
}
#voiceResponse {
  margin-left: 1rem;
  font-style: italic;
  align-self: center;
  min-width: 150px;
  color: #6f6;
}

/* Fade-in scroll animation */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Navbar active link on scroll */
.navbar a.active {
  font-weight: 700;
  color: #eee;
}
#resume-download {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 6rem;
}

#resume-download p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  color: #bbb;
}

.download-btn {
  background: #222;
  border: 1px solid #444;
  padding: 0.8rem 2rem;
  color: #eee;
  font-family: 'Fira Code', monospace;
  font-weight: 600;
  font-size: 1.1rem;
  border-radius: 30px;
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.download-btn:hover,
.download-btn:focus {
  background-color: #444;
  color: #fff;
  outline: none;
}

/* ========== Responsive Breakpoints ========== */

@media (max-width: 1200px) {
  body {
    padding: 1.5rem;
  }
  .section {
    padding: 4rem 1.5rem;
  }
}

@media (max-width: 992px) {
  .hero {
    padding: 1.5rem;
    font-size: 1.1rem;
  }

  .terminal {
    font-size: 0.95rem;
    padding: 1.2rem;
  }

  .card-grid, .blog-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
  }

  .pill-grid span {
    font-size: 0.8rem;
    padding: 5px 12px;
  }

  .navbar {
    flex-direction: column;
    padding: 1rem;
  }

  .navbar ul {
    flex-wrap: wrap;
    gap: 1rem;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  .hero {
    font-size: 1rem;
    flex-direction: column;
    text-align: center;
  }

  h2 {
    font-size: 2.2rem;
    text-align: center;
    padding-left: 0;
    border-left: none;
  }

  .timeline {
    padding-left: 1rem;
  }

  .timeline-content h3 {
    font-size: 0.95rem;
  }

  .timeline-content p {
    font-size: 0.8rem;
  }

  .blog-card h3 {
    font-size: 1rem;
  }

  .download-btn {
    padding: 0.6rem 1.5rem;
    font-size: 1rem;
  }

  .navbar {
    gap: 1rem;
  }

  .toggle-buttons {
    display: none;
  }

  .skill-tabs {
    justify-content: center;
    gap: 0.5rem;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .card-grid, .blog-grid {
    grid-template-columns: 1fr;
  }

  .pill-grid span {
    font-size: 0.75rem;
    padding: 4px 10px;
  }

  .terminal {
    font-size: 0.9rem;
    padding: 1rem;
  }

  .navbar ul {
    flex-direction: column;
    align-items: center;
  }

  .voice-section {
    flex-direction: column;
    gap: 1rem;
    align-items: center;
  }

  #voiceResponse {
    margin-left: 0;
    text-align: center;
  }

  .download-btn {
    width: 100%;
    max-width: 320px;
  }

  #resume-download {
    padding: 0 1rem;
  }
}

.navbar-container {
  width: 100%;
  max-width: 1200px;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  color: #eee;
  font-family: 'Fira Code', monospace;
  font-weight: bold;
  font-size: 1.1rem;
}

.hamburger {
  background: none;
  border: none;
  font-size: 1.6rem;
  color: #eee;
  cursor: pointer;
  display: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  transition: max-height 0.3s ease, opacity 0.3s ease;
}

@media (max-width: 768px) {
  .hamburger {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    flex-direction: column;
    background: #181818;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    border-top: 1px solid #333;
    z-index: 99;
  }

  .nav-links.open {
    max-height: 500px;
    opacity: 1;
  }

  .nav-links li {
    text-align: center;
    padding: 1rem 0;
    border-bottom: 1px solid #2a2a2a;
  }

  .navbar-container {
    flex-direction: row;
    justify-content: space-between;
  }
}

.navbar-container {
  width: 100%;
  max-width: 1200px;
  padding: 0 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  justify-content: center;
  align-items: center;
}

@media (max-width: 768px) {
  .navbar-container {
    align-items: flex-start;
  }

  .nav-links {
    flex-direction: column;
    width: 100%;
    padding: 1rem 0;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.3s ease, opacity 0.3s ease;
    border-top: 1px solid #333;
  }

  .nav-links.open {
    max-height: 500px;
    opacity: 1;
  }

  .nav-links li {
    width: 100%;
    text-align: center;
    padding: 1rem 0;
    border-bottom: 1px solid #2a2a2a;
  }

  .hamburger {
    display: block;
    align-self: flex-end;
    margin-bottom: 0.5rem;
    background: none;
    border: none;
    font-size: 1.6rem;
    color: #eee;
    cursor: pointer;
  }
}


.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
  font-family: 'Fira Code', monospace;
}

.contact-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.2rem;
  background: #1c1c1c;
  color: #ccc;
  text-decoration: none;
  border: 1px solid #333;
  border-radius: 8px;
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.contact-links a:hover {
  background: #00ffe122;
  color: #00ffe1;
  border-color: #00ffe1;
}

.contact-links i {
  font-size: 1.1rem;
}

.contact-links a i {
  transition: transform 0.3s ease, color 0.3s ease;
}

/* Slight float or bounce effect on hover */
.contact-links a:hover i {
  transform: translateY(-2px) scale(1.1);
  color: #00ffe1;
}

/* NASA POD */


.terminal-line {
  font-family: 'Fira Code', monospace;
  font-size: 0.95rem;
  color: #00ff99;
  margin-bottom: 2rem;
  white-space: pre;
}

.apod-box {
  background: #181818;
  border: 1px solid #333;
  border-radius: 12px;
  padding: 2rem;
  color: #ccc;
  box-shadow: 0 0 8px rgba(0, 255, 225, 0.05);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  font-family: 'Fira Code', monospace;
  max-width: 800px;
  margin: auto;
}

.apod-box img {
  width: 100%;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 0 10px rgba(0,255,225,0.07);
}

.apod-title {
  font-size: 1.2rem;
  color: #00ffe1;
}

.apod-date {
  font-size: 0.85rem;
  color: #888;
}

.apod-explanation {
  font-size: 0.9rem;
  color: #ccc;
  line-height: 1.5;
  max-height: 200px;
  overflow-y: auto;
  background: #101010;
  padding: 1rem;
  border-radius: 8px;
  border-left: 3px solid #00ffe1;
}