:root {
  --primary-red: #B22222;
  --secondary-blue: #191970;
  --accent-gray: #A9A9A9;
  --background: #FFFFFF;
  --text-dark: #2C2C2C;
  --text-light: #555555;
  --border-color: #E0E0E0;
  --shadow: rgba(0, 0, 0, 0.1);
  --shadow-hover: rgba(0, 0, 0, 0.15);
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Roboto', sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--background);
  font-size: 16px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Roboto', sans-serif;
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--primary-red);
  text-decoration: none;
  transition: var(--transition);
}

a:hover, a:focus {
  color: var(--secondary-blue);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  outline: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}


.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}


.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(15px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  min-height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  height: 100%;
}

.logo h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  margin: 0;
  line-height: 1;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.nav {
  display: flex;
  align-items: center;
}

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

.nav-link {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
  transition: var(--transition);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.nav-link:hover, .nav-link:focus, .nav-link.active {
  color: var(--primary-red);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.7);
}

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

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

.hamburger {
  display: none;
  flex-direction: column;
  background: none;
  padding: 0.5rem;
  border-radius: 4px;
  transition: var(--transition);
}

.hamburger:hover, .hamburger:focus {
  background-color: var(--shadow);
}

.bar {
  width: 25px;
  height: 3px;
  background-color: white;
  margin: 3px 0;
  transition: var(--transition);
  border-radius: 2px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}


.mobile-menu {
  position: fixed;
  top: 100%;
  left: 0;
  right: 0;
  background-color: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(15px);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  z-index: 999;
}

.mobile-menu.active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.mobile-nav-list {
  list-style: none;
  padding: 1rem;
}

.mobile-nav-link {
  display: block;
  padding: 1rem;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.mobile-nav-link:hover, .mobile-nav-link:focus {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--primary-red);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.7);
}


.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background-image: url('assets/spiderman-768w.webp');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1;
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1rem;
  position: relative;
  z-index: 2;
  background: transparent;
  backdrop-filter: none;
  border-radius: 0;
  box-shadow: none;
  border: none;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
  margin-bottom: 2rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}

.hero-quote {
  font-size: 1.25rem;
  font-style: italic;
  color: white;
  margin-bottom: 2rem;
  position: relative;
  padding: 0 2rem;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.7);
}

.hero-quote::before,
.hero-quote::after {
  content: '"';
  font-size: 3rem;
  color: var(--primary-red);
  position: absolute;
  top: -0.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}

.hero-quote::before {
  left: 0;
}

.hero-quote::after {
  right: 0;
}

.cta-button {
  display: inline-block;
  background-color: var(--primary-red);
  color: white;
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.cta-button:hover, .cta-button:focus {
  background-color: var(--secondary-blue);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
  border-color: rgba(255, 255, 255, 0.4);
}



section {
  padding: 5rem 0;
}

.section-title {
  font-size: 2.5rem;
  text-align: center;
  color: var(--secondary-blue);
  margin-bottom: 3rem;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: var(--primary-red);
  border-radius: 2px;
}


.about-content {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.about-text p {
  font-size: 1.1rem;
  line-height: 1.7;
}

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

.about-image img {
  border-radius: 10px;
  box-shadow: 0 10px 30px var(--shadow);
  max-width: 300px;
  margin: 0 auto;
}


.projects-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}

.project-card {
  background-color: white;
  border-radius: 10px;
  padding: 2rem;
  box-shadow: 0 5px 15px var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border-color);
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px var(--shadow-hover);
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.project-title {
  font-size: 1.5rem;
  color: var(--secondary-blue);
  margin: 0;
}

.tech-tag {
  background-color: var(--accent-gray);
  color: var(--text-dark);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}

.project-description {
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-red);
  font-weight: 500;
  transition: var(--transition);
}

.project-link:hover, .project-link:focus {
  color: var(--secondary-blue);
}

.experience-timeline {
  position: relative;
}

.experience-timeline::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--accent-gray);
}

.experience-item {
  margin-bottom: 3rem;
  padding-left: 80px;
  position: relative;
}

.experience-item::before {
  content: '';
  position: absolute;
  left: 22px;
  top: 8px;
  width: 16px;
  height: 16px;
  background-color: var(--primary-red);
  border-radius: 50%;
  border: 3px solid white;
  box-shadow: 0 0 0 3px var(--accent-gray);
}

.experience-header {
  margin-bottom: 1rem;
}

.experience-title {
  font-size: 1.25rem;
  color: var(--secondary-blue);
  margin-bottom: 0.5rem;
}

.experience-company {
  color: var(--primary-red);
  font-weight: 500;
  margin-right: 1rem;
}

.experience-date {
  color: var(--text-light);
  font-size: 0.9rem;
}

.experience-description {
  color: var(--text-light);
  line-height: 1.6;
}


.skills-content {
  display: grid;
  gap: 3rem;
  grid-template-columns: 1fr;
}

.skills-category-title {
  font-size: 1.5rem;
  color: var(--secondary-blue);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.skills-category-title i {
  color: var(--primary-red);
}

.skills-list {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

.skill-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background-color: white;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.skill-item:hover {
  box-shadow: 0 5px 15px var(--shadow);
}

.skill-name {
  font-weight: 500;
  color: var(--text-dark);
}

.skill-level {
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}

.skill-level.proficient {
  background-color: var(--primary-red);
  color: white;
}

.skill-level.familiar {
  background-color: var(--accent-gray);
  color: var(--text-dark);
}


.contact-content {
  display: grid;
  gap: 3rem;
  grid-template-columns: 1fr;
}

.contact-info p {
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-light);
}

.contact-item i {
  color: var(--primary-red);
  width: 20px;
}

.contact-item a {
  color: var(--text-light);
}

.contact-item a:hover, .contact-item a:focus {
  color: var(--primary-red);
}

.contact-form {
  background-color: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 5px 15px var(--shadow);
  border: 1px solid var(--border-color);
}

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

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--border-color);
  border-radius: 5px;
  font-size: 1rem;
  transition: var(--transition);
  background-color: white;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-red);
  box-shadow: 0 0 0 3px rgba(178, 34, 34, 0.1);
}

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

.submit-button {
  width: 100%;
  background-color: var(--primary-red);
  color: white;
  padding: 1rem;
  border-radius: 5px;
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  cursor: pointer;
}

.submit-button:hover, .submit-button:focus {
  background-color: var(--secondary-blue);
  transform: translateY(-2px);
}

.submit-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.form-status {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 5px;
  text-align: center;
  font-weight: 500;
}

.form-status.success {
  background-color: #D4EDDA;
  color: #155724;
  border: 1px solid #C3E6CB;
}

.form-status.error {
  background-color: #F8D7DA;
  color: #721C24;
  border: 1px solid #F5C6CB;
}


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

.footer p {
  margin: 0;
  font-size: 0.9rem;
}

.services-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}

.service-card {
  background-color: white;
  border-radius: 15px;
  padding: 2.5rem;
  box-shadow: 0 8px 25px var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-red), var(--secondary-blue));
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px var(--shadow-hover);
}

.service-icon {
  background: linear-gradient(135deg, var(--primary-red), var(--secondary-blue));
  width: 70px;
  height: 70px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 15px rgba(178, 34, 34, 0.3);
}

.service-icon i {
  font-size: 2rem;
  color: white;
}

.service-title {
  font-size: 1.5rem;
  color: var(--secondary-blue);
  margin-bottom: 1rem;
  font-weight: 600;
}

.service-description {
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

.service-features ul {
  list-style: none;
  padding: 0;
  margin-bottom: 2rem;
}

.service-features li {
  padding: 0.5rem 0;
  color: var(--text-light);
  position: relative;
  padding-left: 1.5rem;
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-red);
  font-weight: bold;
}

.service-pricing {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-red);
}

.process-steps {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
  margin: 3rem auto 0;
  max-width: 800px;
}

.process-step {
  text-align: center;
  padding: 2rem;
  background-color: white;
  border-radius: 15px;
  box-shadow: 0 5px 15px var(--shadow);
  border: 1px solid var(--border-color);
  position: relative;
}

.step-number {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-red), var(--secondary-blue));
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  margin: 0 auto 1rem;
  box-shadow: 0 4px 15px rgba(178, 34, 34, 0.3);
}

.step-title {
  font-size: 1.25rem;
  color: var(--secondary-blue);
  margin-bottom: 1rem;
  font-weight: 600;
}

.step-description {
  color: var(--text-light);
  line-height: 1.6;
}

.cta-section {
  background: linear-gradient(135deg, var(--secondary-blue), var(--primary-red));
  color: white;
  padding: 5rem 0;
  text-align: center;
}

.cta-content {
  max-width: 600px;
  margin: 0 auto;
}

.cta-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: white;
}

.cta-description {
  font-size: 1.2rem;
  margin-bottom: 2.5rem;
  opacity: 0.9;
}

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

.cta-button-secondary {
  background-color: transparent;
  border: 2px solid rgba(255, 255, 255, 0.8);
  color: white;
}

.cta-button-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: white;
  color: white;
}

@media (min-width: 768px) {
  .about-content,
  .contact-content {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

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

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

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

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

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

  .hero-title {
    font-size: 3rem;
  }

  .hero-quote {
    font-size: 1.5rem;
  }

  .section-title {
    font-size: 3rem;
  }

  .experience-item {
    padding-left: 100px;
  }

  .experience-item::before {
    left: 32px;
  }

  .experience-timeline::before {
    left: 40px;
  }
}

@media (min-width: 1024px) {
  .nav-list {
    gap: 3rem;
  }

  .hero-content {
    padding: 4rem 1rem;
  }

  .hero-title {
    font-size: 3.5rem;
  }

  .hero-quote {
    font-size: 1.75rem;
  }

  .section-title {
    font-size: 3.5rem;
  }

  .about-image img {
    max-width: 400px;
  }

  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .process-steps {
    grid-template-columns: repeat(3, 1fr);
    max-width: 900px;
    margin: 3rem auto 0;
  }

  .hero {
    background-image: url('assets/spiderman-1280w.webp');
  }
}

@media (min-width: 1200px) {
  .hero {
    background-image: url('assets/spiderman-1920w.webp');
  }
}


@media (max-width: 767px) {
  .hamburger {
    display: flex;
  }

  .nav-list {
    display: none;
  }

  .hero {
    min-height: 90vh;
  }

  .hero-title {
    font-size: 2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
  }

  .hero-quote {
    font-size: 1.1rem;
    padding: 0 1rem;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.7);
  }

  .hero-quote::before,
  .hero-quote::after {
    font-size: 2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
  }

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

  .experience-item {
    padding-left: 60px;
  }

  .experience-item::before {
    left: 17px;
    width: 12px;
    height: 12px;
  }

  .experience-timeline::before {
    left: 25px;
  }

  .contact-details {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .contact-item {
    flex: 1 1 45%;
    justify-content: center;
  }
}


.nav-link:focus,
.mobile-nav-link:focus,
.cta-button:focus,
.project-link:focus,
.contact-item a:focus,
.submit-button:focus {
  outline: 2px solid var(--primary-red);
  outline-offset: 2px;
}


@media print {
  .header,
  .mobile-menu,
  .cta-button,
  .project-link,
  .contact-form,
  .footer {
    display: none !important;
  }

  body {
    font-size: 12pt;
  }

  .hero {
    min-height: auto;
    padding: 2rem 0;
  }

  section {
    padding: 2rem 0;
    page-break-inside: avoid;
  }
}