:root {
  --color-primary: #00ADA2;
  --color-primary-dark: #008F86;
  --color-primary-light: #33BDB4;
  --color-primary-glow: rgba(0, 173, 162, 0.4);
  --color-secondary: #10b981;
  --color-accent: #f59e0b;
  --color-bg: #ffffff;
  --color-bg-secondary: #f8fafc;
  --color-bg-tertiary: #f1f5f9;
  --color-surface: #ffffff;
  --color-border: #e2e8f0;
  --color-text: #1e293b;
  --color-text-secondary: #64748b;
  --color-text-muted: #94a3b8;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 40px var(--color-primary-glow);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'Fira Code', monospace;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
}

[data-theme="dark"] {
  --color-bg: #0f172a;
  --color-bg-secondary: #1e293b;
  --color-bg-tertiary: #334155;
  --color-surface: #1e293b;
  --color-border: #334155;
  --color-text: #f1f5f9;
  --color-text-secondary: #cbd5e1;
  --color-text-muted: #94a3b8;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition), color var(--transition);
}

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

ul {
  list-style: none;
}

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

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea {
  font: inherit;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all var(--transition);
}

.navbar.scrolled {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  padding: 0.75rem 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  transition: color var(--transition);
}

.logo-dot {
  color: var(--color-primary);
  font-weight: 700;
}

.nav-menu {
  display: flex;
  gap: 0.25rem;
}

.nav-link {
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
  background: rgba(0, 173, 162, 0.1);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.theme-toggle {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--transition);
}

.theme-toggle:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text);
}

.theme-toggle svg {
  width: 1.25rem;
  height: 1.25rem;
}

.sun-icon { display: none; }
.moon-icon { display: block; }

[data-theme="dark"] .sun-icon { display: block; }
[data-theme="dark"] .moon-icon { display: none; }

.nav-cta {
  padding: 0.625rem 1.25rem;
  background: var(--color-primary);
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.nav-cta:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition);
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: -1;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
}

.orb-1 {
  width: 600px;
  height: 600px;
  background: var(--color-primary);
  top: -200px;
  right: -200px;
  opacity: 0.15;
}

.orb-2 {
  width: 400px;
  height: 400px;
  background: var(--color-secondary);
  bottom: -100px;
  left: -100px;
  opacity: 0.1;
}

.grid-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.3;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.hero-content {
  position: relative;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
  animation: fadeInUp 0.6s ease forwards;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-secondary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.6s ease 0.1s forwards;
  opacity: 0;
}

.highlight {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.typing-wrapper {
  display: block;
  min-height: 1.2em;
}

.cursor {
  display: inline-block;
  width: 3px;
  height: 1em;
  background: var(--color-primary);
  margin-left: 2px;
  animation: blink 1s infinite;
  vertical-align: text-bottom;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.hero-description {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin-bottom: 2.5rem;
  animation: fadeInUp 0.6s ease 0.2s forwards;
  opacity: 0;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
  animation: fadeInUp 0.6s ease 0.3s forwards;
  opacity: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.75rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.btn svg {
  width: 1.25rem;
  height: 1.25rem;
  transition: transform var(--transition);
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 4px 14px var(--color-primary-glow);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px var(--color-primary-glow);
}

.btn-primary:hover svg {
  transform: translateX(4px);
}

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

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

.btn-full {
  width: 100%;
  justify-content: center;
}

.hero-clients {
  animation: fadeInUp 0.6s ease 0.4s forwards;
  opacity: 0;
}

.clients-label {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.clients-logos {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.client-tech {
  padding: 0.5rem 1rem;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  animation: fadeInUp 0.6s ease 0.5s forwards;
  opacity: 0;
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
  animation: scrollLine 2s infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  50.1% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

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

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

.section-tag {
  display: inline-block;
  padding: 0.375rem 1rem;
  background: rgba(0, 173, 162, 0.1);
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 50px;
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
}

.section-description {
  margin-top: 1rem;
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.about {
  padding: 8rem 0;
  background: var(--color-bg-secondary);
}

.about-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: start;
}

.about-content-centered {
  display: block;
  max-width: 800px;
  margin: 0 auto;
}

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

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

.about-text .about-lead {
  font-size: 1.125rem;
  color: var(--color-text);
  font-weight: 500;
}

.about-highlights {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

.about-highlights-centered {
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
}

.about-highlights-centered .highlight-item {
  flex: 1 1 280px;
  max-width: 320px;
  flex-direction: column;
  text-align: center;
  align-items: center;
}

.about-highlights-centered .highlight-item:hover {
  transform: translateY(-8px);
}

.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.highlight-item:hover {
  border-color: var(--color-primary);
  transform: translateX(8px);
}

.highlight-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 173, 162, 0.1);
  border-radius: var(--radius-md);
  color: var(--color-primary);
  flex-shrink: 0;
}

.highlight-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.highlight-item strong {
  display: block;
  color: var(--color-text);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.highlight-item span {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.stat-card {
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.stat-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.stat-suffix {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
}

.stat-label {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.services {
  padding: 8rem 0;
}

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

.service-card {
  position: relative;
  padding: 2.5rem 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.service-card.featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}

.service-badge {
  position: absolute;
  top: -12px;
  right: 20px;
  padding: 0.375rem 1rem;
  background: var(--color-primary);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 50px;
}

.service-icon {
  width: 4rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 173, 162, 0.1);
  border-radius: var(--radius-lg);
  margin-bottom: 1.5rem;
  color: var(--color-primary);
  transition: all var(--transition);
}

.service-card:hover .service-icon {
  background: var(--color-primary);
  color: white;
  transform: scale(1.1);
}

.service-icon svg {
  width: 2rem;
  height: 2rem;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.service-description {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.service-features li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
  flex-shrink: 0;
}

.process {
  padding: 8rem 0;
  background: var(--color-bg-secondary);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

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

.process-step::after {
  content: '';
  position: absolute;
  top: 2rem;
  right: -1rem;
  width: calc(100% - 4rem);
  height: 2px;
  background: var(--color-border);
  transform: translateX(100%);
}

.process-step:last-child::after {
  display: none;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  background: var(--color-primary);
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.step-content {
  padding: 0 0.5rem;
}

.step-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

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

.technologies {
  padding: 8rem 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.skill-category {
  padding: 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.skill-category:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.category-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.category-icon {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 173, 162, 0.1);
  border-radius: var(--radius-md);
  color: var(--color-primary);
}

.category-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.skill-items {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.skill-item {
  width: 100%;
}

.skill-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.skill-name {
  font-weight: 500;
  font-size: 0.9375rem;
}

.skill-level {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  padding: 0.125rem 0.5rem;
  background: var(--color-bg-tertiary);
  border-radius: 50px;
}

.skill-bar {
  height: 6px;
  background: var(--color-bg-tertiary);
  border-radius: 3px;
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  border-radius: 3px;
  width: 0;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.tech-tag {
  padding: 0.5rem 1.25rem;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--transition);
  cursor: default;
}

.tech-tag:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.work {
  padding: 8rem 0;
  background: var(--color-bg-secondary);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.work-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}

.work-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.work-image {
  aspect-ratio: 16 / 10;
  background: var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.work-placeholder {
  width: 4rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 173, 162, 0.1);
  border-radius: var(--radius-lg);
  color: var(--color-primary);
}

.work-placeholder svg {
  width: 2rem;
  height: 2rem;
}

.work-content {
  padding: 1.5rem;
}

.work-category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.work-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.work-description {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.work-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.work-tags span {
  padding: 0.25rem 0.75rem;
  background: var(--color-bg-tertiary);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.contact {
  padding: 8rem 0;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
}

.contact-info .section-tag,
.contact-info .section-title {
  text-align: left;
}

.contact-description {
  color: var(--color-text-secondary);
  margin: 1.5rem 0 2.5rem;
  font-size: 1.0625rem;
}

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

.contact-method {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.contact-method:hover {
  border-color: var(--color-primary);
  transform: translateX(8px);
}

.method-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 173, 162, 0.1);
  border-radius: var(--radius-md);
  color: var(--color-primary);
  flex-shrink: 0;
}

.method-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.method-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.method-value {
  font-weight: 500;
  color: var(--color-text);
}

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

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: all var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(0, 173, 162, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.footer {
  padding: 4rem 0 2rem;
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.footer-logo {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
}

.footer-text {
  color: var(--color-text-secondary);
  max-width: 400px;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--color-primary);
  color: white;
}

.footer-social svg {
  width: 1.125rem;
  height: 1.125rem;
}

.footer-bottom {
  padding-top: 2rem;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition);
  z-index: 100;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-4px);
}

.scroll-top svg {
  width: 1.25rem;
  height: 1.25rem;
}

@media (max-width: 1024px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-stats {
    flex-direction: row;
    justify-content: center;
  }

  .stat-card {
    flex: 1;
    max-width: 200px;
  }

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

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }

  .process-step::after {
    display: none;
  }

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

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

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

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-surface);
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: 0.5rem;
    box-shadow: var(--shadow-xl);
    transition: right var(--transition);
    z-index: 1001;
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-link {
    padding: 1rem;
    font-size: 1rem;
  }

  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
    z-index: 1002;
  }

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

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

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero {
    padding: 6rem 0 3rem;
    min-height: auto;
  }

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

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

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .scroll-indicator {
    display: none;
  }

  .about, .services, .process, .technologies, .work, .contact {
    padding: 5rem 0;
  }

  .about-stats {
    flex-direction: column;
  }

  .stat-card {
    max-width: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1.5rem;
  }

  .stat-number {
    font-size: 2rem;
  }

  .stat-suffix {
    font-size: 1.5rem;
  }

  .stat-label {
    margin: 0;
  }

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

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

  .process-step {
    display: flex;
    gap: 1.5rem;
    text-align: left;
  }

  .step-number {
    flex-shrink: 0;
    margin-bottom: 0;
  }

  .step-content {
    padding: 0;
  }

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

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

  .contact-form {
    padding: 1.5rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

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

  .section-title {
    font-size: 1.75rem;
  }

  .highlight-item {
    flex-direction: column;
    text-align: center;
  }

  .contact-method {
    flex-direction: column;
    text-align: center;
  }

  .clients-logos {
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}