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

body {
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  color: #e4e4e4;
  background: #0a0a0a;
  overflow-x: hidden;
}

/* Futuristic background animation */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
      circle at 20% 80%,
      rgba(120, 119, 198, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(255, 119, 198, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 40%,
      rgba(120, 219, 226, 0.1) 0%,
      transparent 50%
    );
  z-index: -1;
  animation: backgroundShift 20s ease-in-out infinite;
}

@keyframes backgroundShift {
  0%,
  100% {
    opacity: 0.3;
  }
  50% {
    opacity: 0.6;
  }
}

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

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  z-index: 1000;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  animation: slideDown 0.8s ease-out;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

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

.logo {
  font-size: 1.2rem;
  font-weight: 600;
  color: #ecf0f1;
  text-decoration: none;
  letter-spacing: 0.5px;
  transition: color 0.3s ease;
}

.logo:hover {
  color: #bdc3c7;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  position: relative;
  transition: all 0.3s ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #7f8c8d, #bdc3c7);
  transition: width 0.3s ease;
}

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

.nav-links a:hover {
  color: #bdc3c7;
}

/* Hero Section */
.hero {
  padding: 120px 0 80px;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-content {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.hero-text {
  flex: 1;
}

.hero-text h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #ecf0f1;
  animation: fadeInUp 1s ease-out 0.2s both;
  text-shadow: 0 0 20px rgba(236, 240, 241, 0.3);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-text h2 {
  font-size: 1.5rem;
  color: #888;
  margin-bottom: 1.5rem;
  animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-text p {
  animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.profile-circle {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  overflow: visible;
  position: relative;
  animation: float 6s ease-in-out infinite, fadeInScale 1s ease-out 0.8s both;
  z-index: 2;
}

.profile-circle img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid rgba(236, 240, 241, 0.3);
  position: relative;
  z-index: 3;
  transition: all 0.3s ease;
}

.profile-ring {
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  border: 2px solid rgba(127, 140, 141, 0.3);
  border-radius: 50%;
  animation: rotate 20s linear infinite;
  z-index: 1;
}

.profile-ring-2 {
  position: absolute;
  top: -35px;
  left: -35px;
  right: -35px;
  bottom: -35px;
  border: 1px solid rgba(149, 165, 166, 0.2);
  border-top-color: rgba(189, 195, 199, 0.6);
  border-radius: 50%;
  animation: rotate 15s linear infinite reverse;
  z-index: 1;
}

.profile-glow {
  position: absolute;
  top: -40px;
  left: -40px;
  right: -40px;
  bottom: -40px;
  background: radial-gradient(
    circle,
    rgba(236, 240, 241, 0.1) 0%,
    transparent 70%
  );
  border-radius: 50%;
  animation: pulse-glow 4s ease-in-out infinite;
  z-index: 0;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse-glow {
  0%,
  100% {
    opacity: 0.3;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.1);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(2deg);
  }
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Buttons */
.cta-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  animation: fadeInUp 1s ease-out 0.8s both;
}

.btn {
  padding: 0.8rem 1.5rem;
  border-radius: 8px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s;
}

.btn.primary {
  background: #34495e;
  color: #fff;
}

.btn.secondary {
  background: rgba(236, 240, 241, 0.1);
  color: #ecf0f1;
  border: 1px solid #7f8c8d;
}

.btn.outline {
  border: 1px solid #888;
  color: #888;
}

.btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3), 0 0 20px rgba(127, 140, 141, 0.2);
}

/* Section Styles */
section {
  padding: 80px 0;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 3rem;
  text-align: center;
  color: #ecf0f1;
  position: relative;
  animation: fadeInUp 0.8s ease-out;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, #7f8c8d, #bdc3c7);
  border-radius: 2px;
}

/* About Section */
.about-content {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.bio {
  text-align: center;
  margin-bottom: 3rem;
}

/* Achievements Carousel */
.achievements-section {
  margin: 3rem 0;
  text-align: center;
}

.achievements-title {
  font-size: 1.8rem;
  color: #bdc3c7;
  margin-bottom: 2rem;
  position: relative;
}

.achievements-title::after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, #7f8c8d, #bdc3c7);
  border-radius: 2px;
}

.carousel-container {
  position: relative;
  width: 80%;
  max-width: 1400px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.carousel-wrapper {
  position: relative;
  width: 100%;
  height: auto;
}

.carousel-slide {
  display: none;
  width: 100%;
  transition: all 0.5s ease-in-out;
}

.carousel-slide.active {
  display: block;
}

.achievement-card {
  padding: 3rem 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.achievement-image {
  width: 100%;
  max-width: 600px;
  height: 350px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  border: 2px solid rgba(127, 140, 141, 0.3);
  transition: all 0.3s ease;
}

.achievement-image:hover {
  transform: scale(1.05);
  border-color: rgba(189, 195, 199, 0.5);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.achievement-info h4 {
  color: #bdc3c7;
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
}

.achievement-info p {
  color: #95a5a6;
  line-height: 1.6;
  font-size: 0.95rem;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: #bdc3c7;
  width: 40px;
  height: 40px;
  cursor: pointer;
  font-size: 1.5rem;
  transition: all 0.3s ease;
  z-index: 10;
}

.carousel-btn:hover {
  color: #ecf0f1;
  transform: translateY(-50%) scale(1.2);
}

.prev-btn {
  left: 10px;
}

.next-btn {
  right: 10px;
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 0;
  background: rgba(0, 0, 0, 0.1);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(149, 165, 166, 0.5);
  cursor: pointer;
  transition: all 0.3s ease;
}

.dot.active,
.dot:hover {
  background: #95a5a6;
  transform: scale(1.2);
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 100%;
}

.cert-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.cert-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  transition: left 0.6s ease;
}

.cert-item:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
  border-color: rgba(127, 140, 141, 0.3);
}

.cert-item:hover::before {
  left: 100%;
}

.cert-item:hover i {
  transform: scale(1.2) rotate(5deg);
}

.cert-item i {
  font-size: 2rem;
  color: #95a5a6;
  transition: all 0.3s ease;
}

.cert-item h4 a {
  color: #bdc3c7;
  text-decoration: none;
  transition: color 0.3s ease;
}

.cert-item h4 a:hover {
  color: #ecf0f1;
  text-decoration: underline;
}

/* Skills Section */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.skill-category h3 {
  margin-bottom: 1.5rem;
  color: #bdc3c7;
}

.skill-bars {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.skill-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.progress-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
}

.progress {
  height: 100%;
  background: linear-gradient(90deg, #7f8c8d, #95a5a6);
  border-radius: 4px;
  transition: width 2s ease-in-out;
  position: relative;
  overflow: hidden;
}

.progress::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

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

.project-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, #7f8c8d, #95a5a6, #bdc3c7);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.project-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  border-color: rgba(127, 140, 141, 0.3);
}

.project-card:hover::before {
  transform: scaleX(1);
}

.project-card h3 {
  color: #bdc3c7;
  margin-bottom: 1rem;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}

.tech-stack span {
  background: rgba(127, 140, 141, 0.2);
  color: #95a5a6;
  padding: 0.3rem 0.8rem;
  border-radius: 4px;
  font-size: 0.9rem;
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.service-card {
  text-align: center;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: radial-gradient(
    circle,
    rgba(127, 140, 141, 0.1) 0%,
    transparent 70%
  );
  transition: all 0.4s ease;
  transform: translate(-50%, -50%);
  border-radius: 50%;
}

.service-card:hover {
  transform: translateY(-10px) scale(1.05);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  border-color: rgba(127, 140, 141, 0.3);
}

.service-card:hover::after {
  width: 300px;
  height: 300px;
}

.service-card:hover i {
  transform: scale(1.2) rotateY(360deg);
}

.service-card i {
  font-size: 2.5rem;
  color: #95a5a6;
  margin-bottom: 1.5rem;
  transition: all 0.4s ease;
  position: relative;
  z-index: 1;
}

.service-card h3 {
  color: #fff;
  margin-bottom: 1rem;
}

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

/* Contact Form Styles */
.contact-form-section {
  background: rgba(255, 255, 255, 0.05);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

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

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

.form-group input,
.form-group textarea {
  padding: 1rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  color: #ecf0f1;
  font-family: "Inter", sans-serif;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #7f8c8d;
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 0 10px rgba(127, 140, 141, 0.3);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #95a5a6;
}

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

.form-message {
  margin-top: 1rem;
}

.success-message {
  background: rgba(46, 204, 113, 0.1);
  border: 1px solid rgba(46, 204, 113, 0.3);
  color: #2ecc71;
  padding: 1rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.error-message {
  background: rgba(231, 76, 60, 0.1);
  border: 1px solid rgba(231, 76, 60, 0.3);
  color: #e74c3c;
  padding: 1rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-loading {
  display: none;
}

#submitBtn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

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

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.contact-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, #7f8c8d, #95a5a6);
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.contact-item:hover {
  transform: translateX(5px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  border-color: rgba(127, 140, 141, 0.3);
}

.contact-item:hover::before {
  transform: scaleY(1);
}

.contact-item:hover i {
  transform: scale(1.2);
  color: #bdc3c7;
}

.contact-item i {
  font-size: 1.5rem;
  color: #95a5a6;
  transition: all 0.3s ease;
}

.contact-item a {
  color: #e4e4e4;
  text-decoration: none;
  transition: color 0.3s;
}

.contact-item a:hover {
  color: #bdc3c7;
}

/* Footer */
.footer {
  text-align: center;
  padding: 2rem 0;
  background: rgba(255, 255, 255, 0.05);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
}

.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #7f8c8d, transparent);
}

.footer p {
  font-style: italic;
  color: #95a5a6;
  animation: fadeIn 1s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Enhanced Responsive Design */
@media (max-width: 1024px) {
  .container {
    padding: 0 15px;
  }

  .hero-content {
    gap: 3rem;
  }

  .hero-text h1 {
    font-size: 3rem;
  }

  .profile-circle {
    width: 280px;
    height: 280px;
  }

  /* About Section - Tablet */
  .about-content {
    max-width: 95%;
  }

  .cert-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
  }

  /* Achievements Carousel - Tablet */
  .carousel-container {
    width: 85%;
    max-width: 1000px;
  }

  .achievement-image {
    height: 280px;
    max-width: 500px;
  }

  /* Projects Grid - Tablet */
  .project-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 100px 0 60px;
    min-height: auto;
  }

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

  .hero-text h1 {
    font-size: 2.5rem;
    line-height: 1.2;
  }

  .hero-text h2 {
    font-size: 1.2rem;
  }

  .profile-circle {
    width: 250px;
    height: 250px;
  }

  .cta-buttons {
    justify-content: center;
    flex-wrap: wrap;
  }

  .nav-links {
    display: none;
  }

  .section-title {
    font-size: 2.2rem;
    margin-bottom: 2rem;
  }

  section {
    padding: 60px 0;
  }

  /* About Section Responsive */
  .about-content {
    max-width: 100%;
    padding: 0 1rem;
  }

  .cert-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.2rem;
  }

  /* Achievements Carousel Responsive */
  .carousel-container {
    width: 90%;
    margin: 0 auto;
  }

  .achievement-image {
    height: 220px;
    max-width: 100%;
  }

  .achievement-card {
    padding: 2rem 1rem;
  }

  .carousel-btn {
    width: 35px;
    height: 35px;
    font-size: 0.9rem;
  }

  .prev-btn {
    left: 5px;
  }

  .next-btn {
    right: 5px;
  }

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

  .services-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }

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

  .contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
  }
}

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

  .hero-text h1 {
    font-size: 2rem;
    line-height: 1.1;
  }

  .hero-text h2 {
    font-size: 1rem;
  }

  .profile-circle {
    width: 200px;
    height: 200px;
  }

  .profile-ring {
    top: -15px;
    left: -15px;
    right: -15px;
    bottom: -15px;
  }

  .profile-ring-2 {
    top: -25px;
    left: -25px;
    right: -25px;
    bottom: -25px;
  }

  .profile-glow {
    top: -30px;
    left: -30px;
    right: -30px;
    bottom: -30px;
  }

  .btn {
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .container {
    padding: 0 10px;
  }

  section {
    padding: 40px 0;
  }

  /* About Section - Mobile */
  .about-content {
    padding: 0 0.5rem;
  }

  .cert-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .cert-item {
    padding: 1rem;
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
  }

  /* Achievements Carousel - Mobile */
  .carousel-container {
    width: 95%;
    margin: 0 auto;
  }

  .achievement-image {
    height: 200px;
  }

  .achievement-card {
    padding: 1.5rem 1rem;
  }

  .achievements-title {
    font-size: 1.5rem;
  }

  .carousel-btn {
    width: 30px;
    height: 30px;
    font-size: 0.8rem;
  }

  .service-card {
    padding: 1.5rem;
  }

  .project-card {
    padding: 1.5rem;
  }

  .contact-item {
    padding: 0.8rem;
  }

  .logo {
    font-size: 1rem;
  }

  .navbar {
    padding: 0.8rem 0;
  }
}

@media (max-width: 320px) {
  .hero-text h1 {
    font-size: 1.8rem;
  }

  .profile-circle {
    width: 180px;
    height: 180px;
  }

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

  .btn {
    width: 100%;
    max-width: 200px;
    text-align: center;
  }
}