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

:root {
  /* Enhanced color palette with more depth */
  --color-primary: #0a0f1e;
  --color-secondary: #151b2e;
  --color-accent: #3b82f6;
  --color-accent-light: #60a5fa;
  --color-accent-dark: #2563eb;
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-text-muted: #94a3b8;
  --color-background: #ffffff;
  --color-surface: #f8fafc;
  --color-surface-elevated: #f1f5f9;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;

  /* Added Space Grotesk for headings */
  --font-heading: "Space Grotesk", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  --spacing-4xl: 8rem;

  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-background);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Added background grid pattern */
.background-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: -1;
}

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
  transition: all 0.3s ease;
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

/* Enhanced logo with brackets */
.logo {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: center;
  gap: 0.125rem;
}

.logo-bracket {
  color: var(--color-accent);
  font-size: 1.5rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-links a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color 0.2s ease;
  position: relative;
}

.nav-links a:not(.cta-button):hover {
  color: var(--color-accent);
}

.nav-links a:not(.cta-button)::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width 0.3s ease;
}

.nav-links a:not(.cta-button):hover::after {
  width: 100%;
}

/* Enhanced CTA button with icon */
.cta-button {
  padding: 0.625rem 1.5rem !important;
  background-color: var(--color-primary) !important;
  color: white !important;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  display: inline-flex !important;
  align-items: center;
  gap: 0.5rem;
}

.cta-button::after {
  display: none !important;
}

.cta-button:hover {
  background-color: var(--color-accent) !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Mobile menu button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 0.375rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* Hero Section */
.hero {
  padding: calc(80px + var(--spacing-4xl)) 0 var(--spacing-4xl);
  /* Added subtle gradient background with light pattern */
  background: radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(37, 99, 235, 0.05) 0%, transparent 50%),
    linear-gradient(135deg, #f8fafc 0%, #ffffff 50%, #f1f5f9 100%);
  position: relative;
  overflow: hidden;
}

/* Hero decorative elements */
.hero-decoration {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  pointer-events: none;
}

.hero-decoration-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.2), transparent);
  top: -300px;
  right: -150px;
}

.hero-decoration-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15), transparent);
  bottom: -250px;
  left: -150px;
}

.hero-content {
  max-width: 900px;
  text-align: center;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.1;
  margin-bottom: var(--spacing-lg);
  letter-spacing: -0.03em;
  animation: fadeInUp 0.6s ease 0.1s backwards;
}

/* Gradient text effect */
.gradient-text {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-3xl);
  animation: fadeInUp 0.6s ease 0.3s backwards;
}

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

/* Hero stats section */
.hero-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-xl);
  padding: var(--spacing-xl);
  background-color: white;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  animation: fadeInUp 0.6s ease 0.4s backwards;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

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

.stat-divider {
  width: 1px;
  height: 40px;
  background-color: var(--color-border);
}

/* Buttons */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
}

.button-primary {
  background-color: var(--color-primary);
  color: white;
}

.button-primary:hover {
  background-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

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

.button-secondary:hover {
  border-color: var(--color-primary);
  background-color: var(--color-surface);
  transform: translateY(-2px);
}

.button-full {
  width: 100%;
}

/* Section Styles */
.services,
.about,
.portfolio,
.contact {
  padding: var(--spacing-4xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-label {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.section-description {
  font-size: 1.125rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Services Section */
.services {
  background-color: var(--color-background);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
}

.service-card {
  padding: var(--spacing-xl);
  background-color: white;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.service-card:hover::before {
  transform: scaleX(1);
}

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

.service-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-surface);
  position: absolute;
  top: 1rem;
  right: 1rem;
  line-height: 1;
}

.service-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  color: white;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
}

.service-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.service-description {
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text);
  font-size: 0.9375rem;
}

.service-features li::before {
  content: "✓";
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background-color: var(--color-surface-elevated);
  color: var(--color-accent);
  border-radius: 50%;
  font-weight: 700;
  font-size: 0.75rem;
  flex-shrink: 0;
}

/* About Section with new layout */
.about {
  background-color: var(--color-surface);
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: start;
}

.about-content {
  position: sticky;
  top: 120px;
}

.about-content .section-label {
  display: block;
  text-align: left;
}

.about-content .section-title {
  text-align: left;
  margin-bottom: var(--spacing-lg);
}

.about-text {
  color: var(--color-text-light);
  font-size: 1.0625rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.tech-stack {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg);
  background-color: white;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.tech-stack h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

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

.tech-tag {
  padding: 0.5rem 1rem;
  background-color: var(--color-surface);
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.about-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

.feature-card {
  padding: var(--spacing-lg);
  background-color: white;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  color: white;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--color-text-light);
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* Enhanced Portfolio Section */
.portfolio {
  background-color: var(--color-background);
}

.portfolio-grid {
  display: grid;
  gap: var(--spacing-3xl);
}

.portfolio-item {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--spacing-2xl);
  background-color: white;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all 0.4s ease;
}

.portfolio-item:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-8px);
}

.portfolio-item-reverse {
  grid-template-columns: 1fr 1.2fr;
}

.portfolio-item-reverse .portfolio-image {
  order: 2;
}

.portfolio-item-reverse .portfolio-content {
  order: 1;
}

.portfolio-image {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-surface), var(--color-surface-elevated));
  min-height: 500px;
}

.portfolio-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.portfolio-item:hover .portfolio-image img {
  transform: scale(1.05);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 15, 30, 0.9), transparent);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: var(--spacing-xl);
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.portfolio-visit {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  background-color: white;
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.portfolio-visit:hover {
  background-color: var(--color-accent);
  color: white;
  transform: translateY(-2px);
}

.portfolio-content {
  padding: var(--spacing-2xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.portfolio-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-lg);
}

.portfolio-year {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-surface);
}

.portfolio-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: var(--spacing-md);
}

.tag {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  background-color: var(--color-surface);
  color: var(--color-text);
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.portfolio-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.portfolio-description {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
  font-size: 1.0625rem;
}

.portfolio-tech {
  margin-top: auto;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.portfolio-tech h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-list span {
  padding: 0.375rem 0.875rem;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  color: white;
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
}

/* Enhanced Contact Section */
.contact {
  background: linear-gradient(to bottom, var(--color-background), var(--color-surface));
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--spacing-3xl);
  align-items: start;
}

.contact-info {
  position: sticky;
  top: 120px;
}

.contact-info .section-label {
  display: block;
  text-align: left;
}

.contact-info .section-title {
  text-align: left;
  margin-bottom: var(--spacing-md);
}

.contact-description {
  color: var(--color-text-light);
  font-size: 1.0625rem;
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.contact-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  color: white;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.contact-item > div {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.contact-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-item a,
.contact-item span {
  color: var(--color-text);
  text-decoration: none;
  font-size: 1.0625rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.contact-item a:hover {
  color: var(--color-accent);
}

/* Contact Form */
.contact-form-wrapper {
  background-color: white;
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

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

.form-group label {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9375rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: white;
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

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

/* Enhanced Footer */
.footer {
  background-color: var(--color-primary);
  color: white;
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  margin-top: var(--spacing-4xl);
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.footer-main {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: var(--spacing-3xl);
}

.footer-brand .logo {
  color: white;
  margin-bottom: var(--spacing-md);
  display: block;
  font-size: 1.5rem;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
  line-height: 1.7;
  max-width: 400px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

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

.footer-column h4 {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: white;
  margin-bottom: 0.5rem;
}

.footer-column a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color 0.2s ease;
}

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

.footer-bottom {
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  /* No specific styles provided in update, closing the rule */
}