:root {
  --white: #ffffff;
  --black: #000000;
  --orange: #ff6b35;
  --light-gray: #f5f5f5;
  --dark-gray: #333333;
  --medium-gray: #777777;
  --bg-color: #ffffff;
  --text-color: #333333;
  --card-bg: #ffffff;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] {
  --bg-color: #1a1a1a;
  --text-color: #ffffff;
  --card-bg: #2d2d2d;
  --light-gray: #2d2d2d;
  --dark-gray: #e0e0e0;
  --medium-gray: #b0b0b0;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

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

body {
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--bg-color);
  transition: background-color 0.3s, color 0.3s;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.main-content {
  display: flex;
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  gap: 2rem;
  padding: 2rem 0;
}

.content-left {
  flex: 0 0 70%;
}

.content-right {
  flex: 0 0 30%;
}

.github-repos {
  background-color: var(--card-bg);
  padding: 1rem 1.2rem; /* slightly less padding */
  border-radius: 8px;
  box-shadow: var(--shadow);
  position: sticky;
  top: 100px;
}

.github-repos h3 {
  margin-bottom: 1rem;
  color: var(--text-color);
  border-bottom: 2px solid var(--orange);
  padding-bottom: 0.5rem;
}

.repos-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.repo-card {
  background-color: var(--light-gray);
  padding: 1rem;
  border-radius: 6px;
  border-left: 3px solid var(--orange);
}

.repo-name {
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 0.5rem;
  display: block;
  text-decoration: none;
}

.repo-name:hover {
  color: var(--orange);
}

.repo-description {
  font-size: 0.9rem;
  color: var(--medium-gray);
  margin-bottom: 0.5rem;
}

.repo-meta {
  display: flex;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--medium-gray);
}

.repo-language {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.language-color {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}

.repo-loading {
  text-align: center;
  padding: 2rem;
  color: var(--medium-gray);
}

.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background-color: var(--card-bg);
  box-shadow: var(--shadow);
  z-index: 1000;
  padding: 1rem 0;
  transition: background-color 0.3s;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-logo a {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-color);
  text-decoration: none;
}

.theme-toggle {
  background: none;
  border: none;
  color: var(--text-color);
  cursor: pointer;
  font-size: 1.2rem;
  padding: 0.5rem;
  border-radius: 50%;
  transition: background-color 0.3s;
}

.theme-toggle:hover {
  background-color: var(--light-gray);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  color: var(--text-color);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-link:hover {
  color: var(--orange);
}

.contact-me-btn {
  background-color: var(--orange);
  color: var(--white);
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.3s;
  text-decoration: none;
  display: inline-block;
}

.contact-me-btn:hover {
  background-color: #e55a2b;
}

.resume-btn {
  background-color: var(--orange);
  color: var(--white);
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.3s;
  text-decoration: none;
  display: inline-block;
}

.resume-btn:hover {
  background-color: #e55a2b;
}

.show-resume-btn {
  background-color: transparent;
  color: var(--orange);
  border: 2px solid var(--orange);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  display: inline-block;
}

.show-resume-btn:hover {
  background-color: var(--orange);
  color: var(--white);
}

.dropdown {
  position: relative;
}

.dropdown-content {
  display: none;
  position: absolute;
  background-color: var(--card-bg);
  min-width: 160px;
  box-shadow: var(--shadow);
  z-index: 1;
  border-radius: 4px;
  overflow: hidden;
}

.dropdown-content a {
  color: var(--text-color);
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  transition: background-color 0.3s;
}

.dropdown-content a:hover {
  background-color: var(--light-gray);
  color: var(--orange);
}

.dropdown:hover .dropdown-content {
  display: block;
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--text-color);
  margin: 3px 0;
  transition: 0.3s;
}

.hero {
  padding: 120px 0 80px;
  background-color: var(--light-gray);
}

.hero-content {
  display: flex;
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  gap: 2rem;
}

.hero-main {
  flex: 0 0 70%;
  display: flex;
  gap: 2rem;
  align-items: center;
}

.hero-image {
  flex: 0 0 200px;
}

.hero-image img {
  width: 100%;
  border-radius: 50%;
  box-shadow: var(--shadow);
}

.hero-text h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

.hero-text h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--medium-gray);
  font-weight: 400;
}

.hero-text p {
  margin-bottom: 1.5rem;
  color: var(--medium-gray);
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.contact-info {
  flex: 0 0 30%;
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.contact-info h3 {
  margin-bottom: 1.5rem;
  color: var(--text-color);
  font-size: 1.25rem;
}

.contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
  color: var(--medium-gray);
}

.contact-item i {
  margin-right: 10px;
  color: var(--orange);
  width: 20px;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--light-gray);
  border-radius: 50%;
  color: var(--text-color);
  transition: all 0.3s;
}

.social-links a:hover {
  background-color: var(--orange);
  color: var(--white);
}

.projects-section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 2rem;
  color: var(--text-color);
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: var(--orange);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.project-card {
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.3s, box-shadow 0.3s;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.project-media {
  position: relative;
  height: 200px;
  overflow: hidden;
  cursor: pointer;
}

.project-img,
.project-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.3s;
}

.project-video {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
}

.project-card:hover .project-img {
  opacity: 0;
}

.project-card:hover .project-video {
  opacity: 1;
}

.project-info {
  padding: 1.5rem;
}

.project-info h3 {
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

.project-info p {
  margin-bottom: 1rem;
  color: var(--medium-gray);
}

.project-links {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.project-link {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.3s;
}

.project-link i {
  margin-right: 5px;
}

.project-link.demo {
  background-color: var(--orange);
  color: var(--white);
}

.project-link.github {
  background-color: var(--dark-gray);
  color: var(--white);
}

.project-link.video {
  background-color: var(--light-gray);
  color: var(--text-color);
}

.project-link:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.certifications-section {
  padding: 80px 0;
  background-color: var(--light-gray);
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 2rem;
}

.certification-card {
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.certification-card:hover {
  transform: translateY(-5px);
}

.certification-img {
  height: 150px;
  background-color: var(--medium-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
}

.certification-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.certification-info {
  padding: 1.5rem;
}

.certification-info h3 {
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

.certification-info p {
  margin-bottom: 0.5rem;
  color: var(--medium-gray);
}

.certification-info span {
  font-size: 0.85rem;
  color: var(--medium-gray);
}

.contact-section {
  padding: 80px 0;
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  margin-bottom: 0.5rem;
  color: var(--text-color);
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  padding: 0.75rem;
  border: 1px solid var(--medium-gray);
  border-radius: 4px;
  background-color: var(--card-bg);
  color: var(--text-color);
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--orange);
}

.error-message {
  color: #ff4757;
  font-size: 0.8rem;
  margin-top: 0.25rem;
  display: none;
}

.submit-btn {
  background-color: var(--orange);
  color: var(--white);
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.3s;
  align-self: flex-start;
}

.submit-btn:hover {
  background-color: #e55a2b;
}

.footer {
  padding: 2rem 0;
  background-color: var(--dark-gray);
  color: var(--white);
  text-align: center;
}

.video-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 2000;
  align-items: center;
  justify-content: center;
}

.modal-content {
  position: relative;
  background-color: var(--card-bg);
  border-radius: 8px;
  width: 90%;
  max-width: 800px;
  padding: 2rem;
}

.close-modal {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-size: 2rem;
  color: var(--text-color);
  cursor: pointer;
  transition: color 0.3s;
}

.close-modal:hover {
  color: var(--orange);
}

#modalVideo {
  width: 100%;
  border-radius: 4px;
}

.video-info {
  margin-top: 1rem;
}

.video-info h3 {
  color: var(--text-color);
  margin-bottom: 0.5rem;
}

.video-info p {
  color: var(--medium-gray);
}

.resume-page .resume-container {
  padding: 100px 20px 20px;
  height: calc(100vh - 80px);
}

.resume-viewer {
  width: 100%;
  height: 100%;
}

.resume-viewer iframe {
  width: 100%;
  height: 100%;
  border: none;
}

@media (max-width: 992px) {
  .main-content {
    flex-direction: column;
  }

  .content-left,
  .content-right {
    flex: 1;
  }

  .hero-content {
    flex-direction: column;
  }

  .hero-main {
    flex-direction: column;
    text-align: center;
  }

  .contact-info {
    width: 100%;
  }

  .github-repos {
    position: static;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--card-bg);
    flex-direction: column;
    padding: 1rem 0;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
  }

  .nav-menu.active {
    display: flex;
  }

  .hamburger {
    display: flex;
  }

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

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

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .resume-btn,
  .hero-buttons .show-resume-btn {
    width: 100%;
    text-align: center;
  }
}