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

:root {
  --primary: #ff6b35;
  --primary-dark: #e55a28;
  --secondary: #1a1a1a;
  --background: #0a0a0a;
  --surface: #1a1a1a;
  --surface-light: #2a2a2a;
  --text: #ffffff;
  --text-secondary: #b0b0b0;
  --border: #333333;
  --max-width: 1200px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--background);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.accent {
  color: var(--primary);
}

.section-title {
  font-size: 3rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.25rem;
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 4rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(255, 107, 53, 0.3);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text);
  border: 2px solid var(--border);
}

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

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

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

.nav-menu a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-toggle span {
  width: 28px;
  height: 3px;
  background-color: var(--text);
  transition: all 0.3s ease;
}

/* Hero Section */
.hero {
  padding: 150px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 700px;
}

.hero-title {
  font-size: 4rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.hero-image {
  position: absolute;
  top: 0;
  right: -10%;
  width: 50%;
  height: 100%;
  opacity: 0.15;
  pointer-events: none;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Services Section */
.services {
  padding: 100px 0;
  background-color: var(--surface);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-card {
  background-color: var(--background);
  padding: 2.5rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.service-card:hover {
  border-color: var(--primary);
  transform: translateY(-5px);
  box-shadow: 0 10px 40px rgba(255, 107, 53, 0.15);
}

.service-icon {
  width: 60px;
  height: 60px;
  margin-bottom: 1.5rem;
}

.service-icon img {
  width: 100%;
  height: 100%;
  filter: invert(1);
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

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

.service-features li {
  padding: 0.5rem 0;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}

.service-features li:last-child {
  border-bottom: none;
}

.service-features li::before {
  content: "→";
  color: var(--primary);
  margin-right: 0.5rem;
  font-weight: 700;
}

/* Portfolio Section */
.portfolio {
  padding: 100px 0;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.portfolio-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4 / 3;
}

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

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.portfolio-item:hover img {
  transform: scale(1.1);
}

.portfolio-overlay h4 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.portfolio-overlay p {
  color: var(--text-secondary);
}

/* Process Section */
.process {
  padding: 100px 0;
  background-color: var(--surface);
}

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

.process-step {
  text-align: center;
}

.step-number {
  display: inline-block;
  width: 80px;
  height: 80px;
  line-height: 80px;
  border-radius: 50%;
  background-color: var(--primary);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.process-step h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.process-step p {
  color: var(--text-secondary);
}

/* Contact Section */
.contact {
  padding: 100px 0;
}

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

.contact-info h2 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--text-secondary);
  font-size: 1.25rem;
  margin-bottom: 3rem;
}

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

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-secondary);
}

.contact-item svg {
  color: var(--primary);
  flex-shrink: 0;
}

.contact-form {
  background-color: var(--surface);
  padding: 2.5rem;
  border-radius: 12px;
  border: 1px solid var(--border);
}

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background-color: var(--background);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group textarea {
  resize: vertical;
}

/* Footer */
.footer {
  background-color: var(--surface);
  padding: 60px 0 30px;
  border-top: 1px solid var(--border);
}

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

.footer-column h4 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.footer-column p {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

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

.footer-column ul li {
  margin-bottom: 0.75rem;
}

.footer-column ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-column ul li a:hover {
  color: var(--primary);
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .section-title {
    font-size: 2rem;
  }

  .section-subtitle {
    font-size: 1rem;
  }

  .mobile-toggle {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .nav-menu.active {
    max-height: 300px;
  }

  .nav-menu li {
    padding: 1rem 24px;
  }

  .hero {
    padding: 120px 0 80px;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1.125rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-image {
    opacity: 0.08;
  }

  .services,
  .portfolio,
  .process,
  .contact {
    padding: 60px 0;
  }

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

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

  .process-steps {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .contact-info h2 {
    font-size: 2rem;
  }

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

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

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

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