/* CSS Variables for Dark Theme */
:root {
  --primary-color: #f3c623;
  --secondary-color: #1e1e1e;
  --accent-color: #2d2d2d;
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --text-muted: #808080;
  --background-dark: #0a0a0a;
  --background-card: #1a1a1a;
  --border-color: #333333;
  --gradient-primary: linear-gradient(135deg, #f3c623 0%, #e6b800 100%);
  --gradient-dark: linear-gradient(135deg, #1e1e1e 0%, #0a0a0a 100%);
  --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.3);
  --shadow-heavy: 0 10px 25px rgba(0, 0, 0, 0.5);
  --transition: all 0.3s ease;
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--background-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  margin-bottom: 1rem;
}

h1 {
  font-size: 3.5rem;
  font-weight: 700;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.8rem;
}

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  text-align: center;
  transition: var(--transition);
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--secondary-color);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-heavy);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.btn-secondary:hover {
  background: var(--primary-color);
  color: var(--secondary-color);
  transform: translateY(-2px);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: var(--transition);
}

.navbar {
  padding: 1rem 0;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand h2 {
  color: var(--primary-color);
  margin: 0;
  font-size: 1.8rem;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

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

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: var(--transition);
}

.nav-link:hover::after {
  width: 100%;
}

.hamburger {
  display: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--text-primary);
  transition: var(--transition);
}

.hamburger:hover {
  color: var(--primary-color);
}

.hamburger i {
  transition: var(--transition);
}

/* Landing Section */
.landing {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-dark);
  position: relative;
  overflow: hidden;
}

.landing::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23333" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>')
    repeat;
  opacity: 0.1;
}

.landing .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.landing-title {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.landing-subtitle {
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.landing-description {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 500px;
}

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

.landing-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.person-image {
  width: 300px;
  height: 300px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-heavy);
  animation: float 6s ease-in-out infinite;
}

.person-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto;
}

/* About Section */
.about {
  padding: 100px 0;
  background: var(--background-card);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about-text h3 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.about-text p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.stat-item {
  text-align: center;
  padding: 1.5rem;
  background: var(--accent-color);
  border-radius: 10px;
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-light);
}

.stat-item h4 {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.stat-item p {
  color: var(--text-secondary);
  margin: 0;
}

.skills h3 {
  color: var(--primary-color);
  margin-bottom: 2rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.skill-item {
  background: var(--accent-color);
  padding: 2rem;
  border-radius: 15px;
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--border-color);
}

.skill-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-light);
  border-color: var(--primary-color);
}

.skill-item i {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.skill-item h4 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.skill-item p {
  color: var(--text-secondary);
  margin: 0;
}

/* Projects Section */
.projects {
  padding: 100px 0;
  background: var(--background-dark);
}

.projects-flex {
  display: flex;
  flex-direction: column;
  gap: 8rem;
}

.project-card {
  background: var(--background-card);
  border-radius: 15px;
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid var(--border-color);
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-heavy);
  border-color: var(--primary-color);
}

.project-card video {
  max-width: 100%;
  max-height: 100%;
}

.project-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
}

.project-content h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.project-content p {
  margin-bottom: 1.5rem;
}

.project-content .text-container {
  flex-grow: 1;
  margin-bottom: 1.5rem;
}

.text-container p strong {
  color: var(--primary-color);
}

.project-content .tech-links-container {
  display: flex;
  justify-content: space-between;
  margin-top: auto;
}

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

.project-tech span {
  background: var(--accent-color);
  color: var(--primary-color);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 500;
}

.project-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}
/* Contact Section */
.contact {
  padding: 100px 0;
  background: var(--background-card);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.contact-item i {
  font-size: 1.5rem;
  color: var(--primary-color);
  width: 50px;
  height: 50px;
  background: var(--accent-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-item h4 {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.contact-item p {
  margin: 0;
}

.contact-item p a {
  color: var(--text-secondary);
  text-decoration: none;
}

.contact-form {
  background: var(--accent-color);
  padding: 2rem;
  border-radius: 15px;
  border: 1px solid var(--border-color);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  background: var(--background-dark);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(243, 198, 35, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

/* Footer */
.footer {
  background: var(--background-dark);
  padding: 3rem 0 1rem;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.footer-brand p {
  color: var(--text-secondary);
  margin: 0;
}

.footer-links h4 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--primary-color);
}

.footer-social h4 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

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

.social-links a {
  width: 40px;
  height: 40px;
  background: var(--accent-color);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  text-decoration: none;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--primary-color);
  color: var(--secondary-color);
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.footer-bottom p {
  color: var(--text-primary);
  margin: 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

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

  .about-text {
    text-align: center;
  }

  .skills h3 {
    text-align: center;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    right: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: rgba(26, 26, 26, 0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-top: 2rem;
    transition: right 0.3s ease;
    z-index: 999;
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-menu li {
    margin: 1rem 0;
  }

  .nav-link {
    font-size: 1.2rem;
  }

  .hamburger {
    display: block;
  }

  body.menu-open {
    overflow: hidden;
  }

  .landing .container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

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

  .person-image {
    width: 200px;
    height: 200px;
  }

  .person-image i {
    font-size: 5rem;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .social-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .landing {
    padding: 80px 0 40px;
  }

  .about,
  .projects,
  .contact {
    padding: 60px 0;
  }

  .btn {
    padding: 10px 20px;
    font-size: 0.9rem;
  }

  .person-image {
    width: 150px;
    height: 150px;
  }

  .person-image i {
    font-size: 3rem;
  }

  .project-content .tech-links-container {
    flex-direction: column;
    gap: 2.5em;
  }

  .project-content .tech-links-container a {
    align-self: flex-end;
  }
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Mobile Read More/Read Less */
@media (max-width: 768px) {
  .project-content .text-container p.truncated {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .project-content .text-container p.expanded {
    white-space: normal;
  }

  .read-more-controls {
    margin-top: 0.5rem;
  }

  .read-more-btn,
  .read-less-btn {
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: underline;
    transition: var(--transition);
    padding: 0;
    margin: 0;
  }

  .read-more-btn:hover,
  .read-less-btn:hover {
    opacity: 0.8;
  }

  .read-more-btn:focus,
  .read-less-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
  }

  .read-less-btn {
    color: #ff4757;
  }
}

/* Scroll to Top Button */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 45px;
  height: 45px;
  background: var(--gradient-primary);
  border: none;
  border-radius: 50%;
  color: var(--secondary-color);
  font-size: 1.2rem;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  z-index: 999;
  box-shadow: var(--shadow-light);
}

.scroll-top.show {
  display: flex;
  animation: fadeIn 0.3s ease;
  -webkit-animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--background-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #e6b800;
}