:root {
  --bg-color: #0B0B0F;
  --card-bg: #15151C;
  --card-bg-hover: #1D1D26;
  --electric-lime: #C6FF4D;
  --lavender: #B9A7FF;
  --primary-red: #FF334B;
  --primary-blue: #2A60FF;
  --text-white: #F5F5F7;
  --text-gray: #A1A1AA;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.2);
  
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  
  --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --max-width: 1200px;
}

/* Reset & Box Sizing */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: linear-gradient(135deg, #120B10 0%, #0B0E17 50%, #0B0B0F 100%);
  background-color: var(--bg-color);
  color: var(--text-white);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  background: none;
}

/* Accessibility Focus States */
:focus-visible {
  outline: 2px solid var(--electric-lime);
  outline-offset: 4px;
}

/* Utility Classes */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 8rem 0;
  position: relative;
}

.section-header {
  margin-bottom: 4rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--electric-lime);
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--text-white);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  border-radius: 9999px;
  font-weight: 500;
  font-size: 0.9375rem;
  transition: var(--transition-smooth);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-blue) 100%);
  color: var(--text-white);
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--card-bg);
  color: var(--text-white);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--card-bg-hover);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
}

/* Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(11, 11, 15, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-smooth);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 5rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text-white);
}

.logo-dot {
  color: var(--primary-red);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-link {
  font-size: 0.9375rem;
  color: var(--text-gray);
  transition: var(--transition-smooth);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-white);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: none;
  cursor: pointer;
  z-index: 1001;
}

.mobile-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-white);
  transition: var(--transition-smooth);
}

/* Hero Section */
.hero {
  padding: 12rem 0 8rem;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 10% 20%, rgba(255, 51, 75, 0.15) 0%, transparent 40%),
              radial-gradient(circle at 90% 80%, rgba(42, 96, 255, 0.15) 0%, transparent 40%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  z-index: 2;
}

.hero-title {
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero-title span {
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: clamp(1.125rem, 1.5vw, 1.25rem);
  color: var(--text-gray);
  margin-bottom: 2.5rem;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Abstract Visual */
.hero-visual {
  position: relative;
  height: 450px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.abstract-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.5;
  pointer-events: none;
}

.shape-1 {
  width: 250px;
  height: 250px;
  background-color: var(--primary-red);
  top: 10%;
  left: 20%;
  animation: float 8s ease-in-out infinite;
}

.shape-2 {
  width: 300px;
  height: 300px;
  background-color: var(--primary-blue);
  bottom: 10%;
  right: 10%;
  animation: float 10s ease-in-out infinite reverse;
}

.abstract-card {
  position: relative;
  width: 100%;
  max-width: 380px;
  height: 380px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(10px);
}

.card-header-mock {
  display: flex;
  gap: 0.5rem;
}

.card-header-mock span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--border-hover);
}

.card-body-mock {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mock-line {
  height: 12px;
  background-color: var(--border-color);
  border-radius: 6px;
}

.mock-line.short {
  width: 60%;
}

.mock-line.accent {
  width: 80%;
  background: linear-gradient(135deg, var(--primary-red), var(--primary-blue));
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.05); }
}

/* Services Section */
.services {
  background: linear-gradient(180deg, rgba(11,11,15,0) 0%, rgba(42,96,255,0.03) 50%, rgba(11,11,15,0) 100%), var(--bg-color);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.service-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2.5rem;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 320px;
}

.service-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  background-color: var(--card-bg-hover);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-blue);
  margin-bottom: 2rem;
}

.service-icon svg {
  width: 24px;
  height: 24px;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.service-description {
  font-size: 0.9375rem;
  color: var(--text-gray);
  line-height: 1.6;
}

/* Portfolio Section */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2.5rem;
}

.project-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  overflow: hidden;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
}

.project-image {
  height: 260px;
  background: linear-gradient(135deg, rgba(255,51,75,0.1) 0%, rgba(42,96,255,0.1) 100%), #15151C;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.project-image svg {
  width: 60px;
  height: 60px;
  color: var(--text-gray);
  transition: var(--transition-smooth);
}

.project-card:hover .project-image svg {
  transform: scale(1.1);
  color: var(--primary-red);
}

.project-content {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.project-tag {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary-blue);
  margin-bottom: 0.5rem;
}

.project-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.project-description {
  font-size: 0.9375rem;
  color: var(--text-gray);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-white);
  transition: var(--transition-smooth);
}

.project-link svg {
  width: 16px;
  height: 16px;
  transition: var(--transition-smooth);
}

.project-link:hover {
  color: var(--primary-red);
}

.project-link:hover svg {
  transform: translateX(4px);
}

/* Process Section */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  position: relative;
}

.process-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2.5rem;
  position: relative;
}

.process-number {
  font-size: 3rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.05);
  margin-bottom: 1rem;
  line-height: 1;
}

.process-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-white);
}

.process-description {
  font-size: 0.9375rem;
  color: var(--text-gray);
  line-height: 1.6;
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 5rem;
  align-items: center;
}

.about-text h3 {
  font-size: clamp(1.75rem, 2.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.about-text p {
  font-size: 1.0625rem;
  color: var(--text-gray);
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 3rem;
  background: linear-gradient(135deg, rgba(255,51,75,0.03) 0%, rgba(42,96,255,0.03) 100%), var(--card-bg);
}

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

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.03em;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-gray);
}

/* Testimonials Section */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.testimonial-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-quote {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-white);
  margin-bottom: 2.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-red), var(--primary-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--text-white);
}

.author-info h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-white);
}

.author-info p {
  font-size: 0.875rem;
  color: var(--text-gray);
}

/* Contact Section */
.contact-container {
  max-width: 800px;
  margin: 0 auto;
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 32px;
  padding: 4rem;
  background: linear-gradient(135deg, rgba(255, 51, 75, 0.04) 0%, rgba(42, 96, 255, 0.04) 100%), var(--card-bg);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

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

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

.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-white);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 1rem 1.25rem;
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  color: var(--text-white);
  transition: var(--transition-smooth);
}

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

.form-textarea {
  resize: vertical;
  min-height: 150px;
}

.form-error {
  font-size: 0.75rem;
  color: #FF5C5C;
  display: none;
  margin-top: 0.25rem;
}

.form-group.error .form-input,
.form-group.error .form-select,
.form-group.error .form-textarea {
  border-color: #FF5C5C;
}

.form-group.error .form-error {
  display: block;
}

.form-feedback {
  padding: 1rem;
  border-radius: 12px;
  background-color: rgba(42, 96, 255, 0.1);
  border: 1px solid var(--primary-blue);
  color: var(--text-white);
  text-align: center;
  font-weight: 500;
  display: none;
  margin-bottom: 2rem;
}

/* Footer */
.footer {
  background-color: var(--card-bg);
  border-top: 1px solid var(--border-color);
  padding: 5rem 0 3rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-col h5 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--text-white);
}

.footer-brand p {
  color: var(--text-gray);
  margin-top: 1rem;
  max-width: 320px;
  font-size: 0.9375rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.footer-links a {
  color: var(--text-gray);
  font-size: 0.9375rem;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--text-white);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.875rem;
  color: var(--text-gray);
}

.social-links {
  display: flex;
  gap: 1.5rem;
}

.social-links a {
  color: var(--text-gray);
  transition: var(--transition-smooth);
}

.social-links a:hover {
  color: var(--primary-blue);
}

.social-links svg {
  width: 20px;
  height: 20px;
}

/* Scroll Animations Base */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 968px) {
  .hero-grid,
  .about-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .hero-visual {
    height: 380px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
  
  .footer-brand {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .nav-list {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--bg-color);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: var(--transition-smooth);
    z-index: 1000;
  }
  
  .nav-list.open {
    right: 0;
  }
  
  .nav-list .nav-link {
    font-size: 1.5rem;
  }
  
  .mobile-toggle {
    display: flex;
  }
  
  .mobile-toggle.open span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .mobile-toggle.open span:nth-child(2) {
    opacity: 0;
  }
  
  .mobile-toggle.open span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .contact-container {
    padding: 2rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .footer-brand {
    grid-column: span 1;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
  
  .section {
    padding: 5rem 0;
  }
}

/* Reduced Motion Preferences */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  
  .abstract-shape {
    animation: none;
  }
  
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}