/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: #0f0f23;
  color: #ffffff;
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* Loading Screen */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #0f0f23 0%, #1a1a3e 50%, #0f0f23 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.loading-content {
  text-align: center;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(16, 185, 129, 0.1);
  border-top: 4px solid #10b981;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}

.loading-title {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  margin-bottom: 10px;
}

.loading-subtitle {
  color: #10b981;
  font-size: 1rem;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Animated Background */
.animated-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
}

.stars {
  position: absolute;
  width: 100%;
  height: 100%;
  background: transparent;
}

.stars::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(2px 2px at 20% 30%, #ffffff, transparent),
    radial-gradient(2px 2px at 40% 70%, rgba(255,255,255,0.8), transparent),
    radial-gradient(1px 1px at 60% 10%, #ffffff, transparent),
    radial-gradient(1px 1px at 80% 50%, rgba(255,255,255,0.6), transparent),
    radial-gradient(2px 2px at 10% 80%, #ffffff, transparent);
  background-repeat: repeat;
  background-size: 1000px 1000px;
  animation: sparkle 20s linear infinite;
}

@keyframes sparkle {
  from { transform: translateX(0); }
  to { transform: translateX(-1000px); }
}

.floating-shapes {
  position: absolute;
  width: 100%;
  height: 100%;
}

.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.1;
  animation: float 6s ease-in-out infinite;
}

.shape-1 {
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.shape-2 {
  width: 150px;
  height: 150px;
  background: linear-gradient(135deg, #8b5cf6, #06b6d4);
  top: 60%;
  right: 15%;
  animation-delay: 2s;
}

.shape-3 {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #06b6d4, #10b981);
  bottom: 30%;
  left: 70%;
  animation-delay: 4s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(15, 15, 35, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 1000;
  transition: all 0.3s ease;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.nav-brand {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

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

.nav-link {
  color: #ffffff;
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.3s ease;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: #10b981;
  background: rgba(16, 185, 129, 0.1);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.nav-link.active::after {
  width: 80%;
}

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

.bar {
  width: 25px;
  height: 3px;
  background: #ffffff;
  margin: 3px 0;
  transition: 0.3s;
}

.nav-toggle.active .bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active .bar:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.nav-toggle.active .bar:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

@media screen and (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: rgba(15, 15, 35, 0.95);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-top: 2rem;
    transition: left 0.3s ease;
  }

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

  .nav-toggle {
    display: flex;
  }

  .nav-link {
    padding: 1rem 2rem;
    width: 100%;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
}

/* Sections */
.section {
  padding: 100px 0;
  position: relative;
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 70px 20px 0;
  background: linear-gradient(135deg, #0f0f23 0%, #1a1a3e 50%, #0f0f23 100%);
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.profile-image-container {
  position: relative;
  margin-bottom: 2rem;
}

.profile-ring {
  position: relative;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  padding: 8px;
  background: linear-gradient(135deg, #10b981, #06b6d4, #8b5cf6);
  animation: rotate 20s linear infinite;
}

.profile-image {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid #0f0f23;
}

.profile-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 3s ease-in-out infinite;
}

@keyframes rotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
  50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.8; }
}

.hero-text {
  max-width: 800px;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.highlight {
  background: linear-gradient(135deg, #10b981, #06b6d4);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { background-position: -200% center; }
  50% { background-position: 200% center; }
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  color: #a1a1aa;
  margin-bottom: 2rem;
  font-weight: 400;
}

.typing-container {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
}

.typing-text {
  font-family: 'Courier New', monospace;
  font-size: 1.1rem;
  color: #10b981;
  min-height: 1.5em;
}

.typing-cursor {
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

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

.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
}

.scroll-arrow {
  color: #10b981;
  font-size: 1.5rem;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-10px); }
  60% { transform: translateY(-5px); }
}


/* Buttons */
.btn {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, #10b981, #059669);
  color: white;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #059669, #047857);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
  background: transparent;
  color: #10b981;
  border: 2px solid #10b981;
}

.btn-secondary:hover {
  background: #10b981;
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
}

/* Section Titles */
.section-title {
  text-align: center;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: 4rem;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  border-radius: 2px;
}

/* About Section */
.about-content {
  max-width: 800px;
  margin: 0 auto;
}

.about-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 3rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.about-description {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #d1d5db;
  margin-bottom: 2rem;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.expertise-item {
  text-align: center;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 15px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

.expertise-item:hover {
  transform: translateY(-5px);
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
}

.expertise-icon {
  font-size: 2.5rem;
  color: #10b981;
  margin-bottom: 1rem;
}

.expertise-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: white;
}

.expertise-desc {
  color: #9ca3af;
  font-size: 0.9rem;
}

/* Skills Section */
.skills-section {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.skill-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 15px;
  padding: 2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  transition: all 0.3s ease;
  cursor: pointer;
}

.skill-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(16, 185, 129, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.skill-icon img {
  width: 60px;
  height: 60px;
  transition: transform 0.3s ease;
}

.skill-card:hover .skill-icon img {
  transform: scale(1.1) rotate(5deg);
}

.skill-info {
  flex: 1;
}

.skill-name {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: white;
}

.skill-progress {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  width: 0;
  transition: width 2s ease;
  border-radius: 4px;
}

.skill-percentage {
  font-size: 1rem;
  font-weight: 600;
  color: #10b981;
}

/* Projects Section */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.project-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
  border-color: rgba(16, 185, 129, 0.3);
}

.project-image {
  position: relative;
  overflow: hidden;
  height: 200px;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-image img {
  transform: scale(1.1);
}

.project-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.8), rgba(6, 182, 212, 0.8));
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.3s ease;
}

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

.project-actions {
  text-align: center;
}

.btn-view {
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: white;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-view:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
}

.project-status {
  position: absolute;
  top: 15px;
  right: 15px;
  background: rgba(0, 0, 0, 0.8);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.project-content {
  padding: 2rem;
}

.project-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: white;
}

.project-description {
  color: #d1d5db;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

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

.tech-tag {
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

/* Contact Section */
.contact-section {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  max-width: 1000px;
  margin: 0 auto;
  align-items: start;
}

.contact-subtitle {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: white;
}

.contact-description {
  color: #d1d5db;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

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

.contact-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: white;
}

.contact-text {
  color: #d1d5db;
  font-size: 1rem;
}

.contact-form-container {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 2.5rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  color: white;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  padding: 12px 16px;
  color: white;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #10b981;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #9ca3af;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}


/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.3s ease;
}

.modal.active {
  display: flex;
  opacity: 1;
}

.modal-content {
  background: rgba(15, 15, 35, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 2.5rem;
  max-width: 500px;
  width: 90%;
  position: relative;
  backdrop-filter: blur(20px);
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.modal.active .modal-content {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: #9ca3af;
  cursor: pointer;
  transition: color 0.3s ease;
}

.modal-close:hover {
  color: #10b981;
}

.modal-body {
  text-align: center;
}

.modal-icon {
  margin-bottom: 1.5rem;
}

.modal-icon img {
  width: 80px;
  height: 80px;
}

.modal h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: white;
}

.modal-progress {
  width: 100%;
  height: 10px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 5px;
  overflow: hidden;
  margin: 1rem 0;
}

.modal-progress-bar {
  height: 100%;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  border-radius: 5px;
  transition: width 1s ease;
}

.modal p {
  color: #d1d5db;
  line-height: 1.6;
}

/* Footer */
.footer {
  background: rgba(15, 15, 35, 0.8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2rem 0;
  text-align: center;
}

.footer-text {
  color: #9ca3af;
  font-size: 0.9rem;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
  .hero-content {
    padding: 2rem 1rem;
  }
  
  .profile-ring {
    width: 200px;
    height: 200px;
  }
  
  .profile-glow {
    width: 230px;
    height: 230px;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 250px;
  }
  
  .about-card {
    padding: 2rem;
  }
  
  .expertise-grid {
    grid-template-columns: 1fr;
  }
  
  .skills-grid {
    grid-template-columns: 1fr;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .contact-form-container {
    padding: 1.5rem;
  }
}

@media screen and (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .about-card {
    padding: 1.5rem;
  }
  
  .skill-card {
    padding: 1.5rem;
  }
  
  .project-content {
    padding: 1.5rem;
  }
}

/* Scroll animations */
@keyframes slideInFromBottom {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.6s ease;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
  animation: slideInFromBottom 0.6s ease forwards;
}