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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #fafafa;
}

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

.header {
  background: white;
  padding: 15px 0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo {
  font-size: 24px;
  font-weight: bold;
  color: #333;
  text-decoration: none; 
}

.nav-menu {
  display: flex;
  gap: 35px;
}

.nav-link {
  text-decoration: none;
  color: #666;
  font-weight: 500;
  transition: color 0.3s;
}

.nav-link:hover {
  color: #333;
}

.sign-in-btn {
  background: white;
  border: 2px solid #333;
  padding: 10px 20px;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.sign-in-btn:hover {
  background: #333;
  color: white;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
  padding: 10px;
  z-index: 1001;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: #333;
  transition: all 0.3s;
  border-radius: 2px;
}

.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: white;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  border-radius: 0 0 15px 15px;
  padding: 15px;
  z-index: 1000;
  transform: translateY(-10px);
  opacity: 0;
  transition: all 0.3s ease;
}

.mobile-nav.active {
  display: block !important;
  transform: translateY(0);
  opacity: 1;
}

.mobile-nav-link {
  display: block;
  padding: 12px 0;
  text-decoration: none;
  color: #666;
  font-weight: 500;
  border-bottom: 1px solid #eee;
  transition: color 0.3s;
}

.mobile-nav-link:hover {
  color: #333;
}

.mobile-nav-link:last-child {
  border-bottom: none;
}

.mobile-signin {
  background: #333;
  color: white !important;
  padding: 12px 18px !important;
  border-radius: 25px;
  text-align: center;
  margin-top: 8px;
  border: none !important;
}

.mobile-signin:hover {
  background: #555 !important;
  color: white !important;
}

.hero {
  padding: 70px 0;
  background: white;
}

.hero-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 50px;
}

.hero-left {
  flex: 1;
}

.hero-title {
  font-size: 90px;
  font-weight: 300;
  line-height: 0.9;
  margin-bottom: 25px;
  color: #333;
}

.hero-subtitle {
  font-size: 18px;
  color: #666;
  line-height: 1.8;
}

.hero-right {
  flex: 0 0 280px;
}

.hero-image {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: 20px;
  margin-top: -15px;
}

.tools {
  padding: 35px 0;
  background: white;
  border-top: 1px solid #eee;
  overflow: hidden;
}

.tools-slider {
  width: 100%;
  overflow: hidden;
}

.tools-track {
  display: flex;
  animation: slide 20s linear infinite;
  gap: 50px;
}

.tool-item {
  font-size: 16px;
  color: #666;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  flex-shrink: 0;
}

.tool-item i {
  font-size: 20px;
  color: #333;
}

@keyframes slide {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.about {
  padding: 90px 0;
  background: #fafafa;
}

.section-label-btn {
  display: inline-block;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 20px;
  padding: 8px 20px;
  font-size: 14px;
  color: #333;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 25px;
  backdrop-filter: blur(10px);
}

.section-label {
  font-size: 14px;
  color: #999;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 15px;
}

.about-content {
  display: flex;
  gap: 70px;
  align-items: flex-start;
}

.about-left {
  flex: 1;
}

.about-title {
  font-size: 36px;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 35px;
  color: #333;
}

.video-container {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
}

.video-thumbnail {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(255, 255, 255, 0.9);
  border: none;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  transition: all 0.3s;
}

.play-button:hover {
  background: white;
  transform: translate(-50%, -50%) scale(1.1);
}

.about-right {
  flex: 0 0 300px;
}

.stats {
  display: flex;
  flex-direction: column;
  gap: 35px;
}

.stat-label {
  font-size: 12px;
  color: #999;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 5px;
}

.stat-number {
  font-size: 48px;
  font-weight: 300;
  color: #333;
  display: block;
  margin-bottom: 10px;
}

.stat-description {
  font-size: 14px;
  color: #666;
  line-height: 1.5;
}

.services {
  padding: 90px 0;
  background: white;
}

.services-header {
  display: flex;
  gap: 70px;
  align-items: flex-start;
  margin-bottom: 50px;
}

.services-left {
  flex: 1;
}

.services-title {
  font-size: 36px;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 15px;
  max-width: 500px;
}

.services-description {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 25px;
  max-width: 400px;
}

.services-signin-btn {
  background: #333;
  color: white;
  border: none;
  padding: 12px 25px;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.services-signin-btn:hover {
  background: #555;
  transform: translateY(-2px);
}

.services-right {
  flex: 1;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
}

.service-card {
  padding: 25px;
  border-radius: 20px;
  position: relative;
  transition: all 0.3s;
  cursor: pointer;
  overflow: hidden;
  background: #f8f9fa;
  border: 1px solid #eee;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  background: #333;
  color: white;
}

.service-card:hover .card-ribbon {
  background: rgba(255, 255, 255, 0.2);
  color: white;
}

.service-card:hover h4,
.service-card:hover p {
  color: white;
}

.service-card:hover .arrow i {
  transform: rotate(45deg);
}

.service-card:hover p {
  content: attr(data-hover-content);
}

.card-ribbon {
  position: absolute;
  top: 15px;
  right: 15px;
  background: rgba(255, 255, 255, 0.9);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: #333;
  font-family: "Courier New", Courier, monospace;
}

.service-card h4 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 15px;
  color: #333;
}

.service-card p {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 15px;
}

.arrow {
  position: absolute;
  bottom: 25px;
  right: 25px;
  font-size: 20px;
  font-weight: bold;
  transition: transform 0.3s;
}

.experience {
  padding: 90px 0;
  background: #fafafa;
}

.experience-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 50px;
}

.experience-title {
  font-size: 36px;
  font-weight: 400;
  line-height: 1.3;
  max-width: 500px;
  margin: 0;
}

.experience-description {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.timeline-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 25px;
  border-bottom: 1px solid #eee;
  border-radius: 15px;
  transition: all 0.3s;
  cursor: pointer;
}

.timeline-item:hover {
  background: rgba(0, 0, 0, 0.05);
  transform: translateX(10px);
}

.timeline-content {
  flex: 1;
}

.timeline-content h4 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
  color: #333;
}

.timeline-content p {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
}

.timeline-year {
  font-size: 24px;
  font-weight: 300;
  color: #333;
  flex: 0 0 150px;
  text-align: right;
}

.portfolio {
  padding: 90px 0;
  background: white;
}

.portfolio-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 50px;
}

.portfolio-left {
  flex: 1;
}

.portfolio-title {
  font-size: 36px;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 10px;
}

.portfolio-subtitle-main {
  font-size: 36px;
  font-weight: 400;
  color: #666;
  margin: 0;
}

.portfolio-right {
  flex: 0 0 300px;
}

.portfolio-description {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
}

.portfolio-item {
  border-radius: 15px;
  overflow: hidden;
  transition: transform 0.3s;
  position: relative;
  cursor: pointer;
  height: 280px;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.portfolio-item:hover {
  transform: translateY(-5px);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 15px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  opacity: 0;
  transition: opacity 0.3s;
}

.portfolio-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.tag {
  background: rgba(255, 255, 255, 0.2);
  padding: 5px 12px;
  border-radius: 15px;
  font-size: 12px;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.portfolio-item-description {
  font-size: 14px;
  margin: 10px 0;
}

.portfolio-arrow {
  align-self: flex-end;
  font-size: 18px;
}

.testimonial {
  padding: 90px 0;
  background: #fafafa;
  position: relative;
}

.quote-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 200px;
  color: rgba(0, 0, 0, 0.05);
  z-index: 1;
}

.testimonial-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 2;
}

.testimonial-text {
  font-size: 18px;
  line-height: 1.8;
  color: #333;
  margin-bottom: 25px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-top: 35px;
}

.author-image {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
}

.author-info {
  text-align: left;
}

.author-name {
  font-weight: 600;
  color: #333;
  display: block;
}

.author-title {
  font-size: 14px;
  color: #666;
}

.footer {
  background: #1a1a1a;
  color: white;
  padding: 70px 0 35px;
  position: relative;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 70px;
  margin-bottom: 50px;
  position: relative;
}

.footer-left {
  flex: 1;
}

.footer-title {
  font-size: 48px;
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 50px;
}

.footer-logo {
  font-size: 24px;
  font-weight: bold;
  color: white;
  display: block;
  margin-bottom: 15px;
}

.footer-description {
  font-size: 16px;
  color: #ccc;
  line-height: 1.6;
  margin-bottom: 25px;
}

.social-links {
  display: flex;
  gap: 15px;
}

.social-link {
  display: inline-block;
  font-size: 20px;
  text-decoration: none;
  color: white;
  transition: all 0.3s;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
}

.social-link:hover {
  transform: translateY(-3px);
  background: white;
  color: #1a1a1a;
}

.footer-right {
  flex: 1;
  padding-top: 50px;
}

.hire-me-btn {
  position: absolute;
  top: 0;
  right: 0;
  background: #333;
  color: white;
  border: 2px solid #555;
  padding: 12px 20px;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  gap: 10px;
}

.hire-me-btn:hover {
  background: #555;
  border-color: #777;
  transform: translateY(-2px);
}

.hire-me-btn i {
  font-size: 14px;
}

.footer-columns {
  display: flex;
  gap: 50px;
}

.footer-column {
  flex: 1;
}

.footer-column h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 15px;
  color: white;
}

.footer-column ul {
  list-style: none;
  padding: 0;
}

.footer-column ul li {
  margin-bottom: 10px;
}

.footer-column ul li a {
  color: #ccc;
  text-decoration: none;
  font-size: 16px;
  transition: color 0.3s;
}

.footer-column ul li a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid #333;
  padding-top: 25px;
  text-align: center;
}

.footer-bottom p {
  color: #666;
  font-size: 14px;
}

.contact-form-section {
  padding: 90px 0;
  background: white;
}

.contact-content {
  display: flex;
  gap: 70px;
  align-items: flex-start;
}

.contact-left {
  flex: 1;
}

.contact-title {
  font-size: 36px;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 15px;
}

.contact-description {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 35px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

.form-group label {
  font-size: 14px;
  font-weight: 600;
  color: #333;
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  padding: 12px;
  border: 2px solid #eee;
  border-radius: 10px;
  font-size: 16px;
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #333;
}

.submit-btn {
  background: #333;
  color: white;
  border: none;
  padding: 12px 25px;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  gap: 10px;
  align-self: flex-start;
}

.submit-btn:hover {
  background: #555;
  transform: translateY(-2px);
}

.contact-right {
  flex: 0 0 300px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 15px;
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: #f8f9fa;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #333;
}

.contact-details h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 5px;
  color: #333;
}

.contact-details p {
  font-size: 16px;
  color: #666;
}

.skills-section {
  padding: 90px 0;
  background: #fafafa;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 35px;
  margin-top: 50px;
}

.skill-category h3 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 15px;
  color: #333;
}

.skill-category ul {
  list-style: none;
  padding: 0;
}

.skill-category ul li {
  padding: 8px 0;
  font-size: 16px;
  color: #666;
  border-bottom: 1px solid #eee;
}

.services-detailed {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 35px;
  margin-top: 50px;
}

.service-detailed {
  background: white;
  padding: 35px;
  border-radius: 20px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s;
}

.service-detailed:hover {
  transform: translateY(-5px);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: #f8f9fa;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: #333;
  margin-bottom: 15px;
}

.service-detailed h3 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 15px;
  color: #333;
}

.service-detailed p {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 15px;
}

.service-features {
  list-style: none;
  padding: 0;
}

.service-features li {
  padding: 8px 0;
  font-size: 14px;
  color: #666;
  position: relative;
  padding-left: 20px;
}

.service-features li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #333;
  font-weight: bold;
}

.process-section {
  padding: 90px 0;
  background: white;
}

.process-title {
  font-size: 36px;
  font-weight: 400;
  text-align: center;
  margin-bottom: 50px;
  color: #333;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 35px;
}

.process-step {
  text-align: center;
  padding: 25px 15px;
}

.step-number {
  font-size: 48px;
  font-weight: 300;
  color: #333;
  margin-bottom: 15px;
}

.process-step h4 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 15px;
  color: #333;
}

.process-step p {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
}

.nav-link.active {
  color: #333;
  font-weight: 600;
}

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: flex !important;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    gap: 15px;
    padding: 15px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    z-index: 99;
  }

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

  .nav-menu .sign-in-btn {
    width: 100%;
    text-align: center;
  }

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

  .hero-title {
    font-size: 60px;
  }

  .about-content {
    flex-direction: column;
    gap: 35px;
  }

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

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-content {
    flex-direction: column;
    gap: 35px;
  }

  .footer-columns {
    flex-direction: column;
    gap: 25px;
  }

  .timeline-item {
    flex-direction: column;
    gap: 10px;
  }

  .timeline-year {
    text-align: left;
  }

  .services-header {
    flex-direction: column;
    gap: 35px;
  }

  .portfolio-header {
    flex-direction: column;
    gap: 15px;
  }

  .experience-header {
    flex-direction: column;
    gap: 15px;
  }

  .hire-me-btn {
    position: static;
    margin-bottom: 25px;
  }

  .footer-right {
    padding-top: 0;
  }

  .contact-content {
    flex-direction: column;
    gap: 35px;
  }

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

  .services-detailed {
    grid-template-columns: 1fr;
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .desktop-only {
    display: none !important;
  }

  .mobile-nav.active {
    display: block !important;
    transform: translateY(0) !important;
    opacity: 1 !important;
  }

  .mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }

  .service-card {
    height: auto;
    max-height: 200px;
  }

  .portfolio-item {
    height: 250px;
  }
}

@media (max-width: 480px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .tools-grid {
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
  }

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

  .process-steps {
    grid-template-columns: 1fr;
  }

  .service-card {
    max-height: 180px;
  }

  .portfolio-item {
    height: 220px;
  }
}

.desktop-only {
  display: block;
}