/* ============================================================================
   QuantHide Landing Page - Professional Styles
   ============================================================================ */

:root {
  /* Colors */
  --color-bg: #0a0a0b;
  --color-bg-secondary: #111113;
  --color-bg-tertiary: #1a1a1d;
  --color-surface: #18181b;
  --color-border: #27272a;
  --color-border-light: #3f3f46;
  
  --color-text: #fafafa;
  --color-text-secondary: #a1a1aa;
  --color-text-tertiary: #71717a;
  
  --color-primary: #0a84ff;
  --color-primary-dark: #0066cc;
  --color-primary-light: #3399ff;
  --color-primary-glow: rgba(10, 132, 255, 0.3);
  
  --color-success: #30d158;
  --color-warning: #ffd60a;
  --color-error: #ff453a;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #0a84ff 0%, #5e5ce6 50%, #bf5af2 100%);
  --gradient-text: linear-gradient(135deg, #0a84ff 0%, #5e5ce6 100%);
  --gradient-glow: radial-gradient(ellipse at center, rgba(10, 132, 255, 0.15) 0%, transparent 70%);
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
  
  /* Spacing */
  --container-width: 1200px;
  --section-padding: 120px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 60px var(--color-primary-glow);
}

/* ============================================================================
   Reset & Base
   ============================================================================ */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}

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

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

/* ============================================================================
   Background Effects
   ============================================================================ */

.bg-gradient {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(10, 132, 255, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(94, 92, 230, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 0% 100%, rgba(191, 90, 242, 0.08) 0%, transparent 50%);
  pointer-events: none;
  z-index: -2;
}

.bg-grid {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: -1;
}

.bg-glow {
  position: fixed;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 150%;
  height: 100%;
  background: var(--gradient-glow);
  pointer-events: none;
  z-index: -1;
  animation: glow-pulse 8s ease-in-out infinite;
}

@keyframes glow-pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* ============================================================================
   Container
   ============================================================================ */

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

/* ============================================================================
   Navigation
   ============================================================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  background: rgba(10, 10, 11, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
}

.nav-logo svg {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.nav-cta {
  padding: 8px 20px;
  background: var(--color-primary);
  border-radius: 8px;
  color: white !important;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.nav-cta:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

.nav-mobile-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

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

/* ============================================================================
   Buttons
   ============================================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn svg {
  width: 20px;
  height: 20px;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 4px 20px rgba(10, 132, 255, 0.3);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(10, 132, 255, 0.4);
}

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

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

/* ============================================================================
   Hero Section
   ============================================================================ */

.hero {
  padding: 160px 0 80px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(10, 132, 255, 0.1);
  border: 1px solid rgba(10, 132, 255, 0.2);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary-light);
  margin-bottom: 32px;
  animation: fadeInUp 0.6s ease;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse 2s ease-in-out 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, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease 0.1s backwards;
}

.hero-title-line {
  display: block;
}

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  max-width: 640px;
  margin: 0 auto 40px;
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 60px;
  animation: fadeInUp 0.6s ease 0.3s backwards;
}

.hero-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  animation: fadeInUp 0.6s ease 0.4s backwards;
}

.stat {
  text-align: center;
}

.stat-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--color-text);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-tertiary);
}

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

/* Hero Screenshot */
.hero-screenshot {
  max-width: 1000px;
  margin: 60px auto 0;
  animation: fadeInUp 0.8s ease 0.5s backwards;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 
    0 25px 80px -20px rgba(0, 0, 0, 0.5),
    0 0 60px -10px rgba(10, 132, 255, 0.2);
}

.hero-screenshot img {
  width: 100%;
  display: block;
}

/* Hero Demo (legacy) */
.hero-demo {
  position: relative;
  max-width: 900px;
  margin: 60px auto 0;
  animation: fadeInUp 0.8s ease 0.5s backwards;
}

.demo-window {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.demo-titlebar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.demo-dots {
  display: flex;
  gap: 8px;
}

.demo-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-border-light);
}

.demo-dots span:first-child { background: #ff5f57; }
.demo-dots span:nth-child(2) { background: #febc2e; }
.demo-dots span:last-child { background: #28c840; }

.demo-title {
  flex: 1;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

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

.demo-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.demo-gif {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.demo-screenshot {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0 0 12px 12px;
}

.demo-fallback {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  color: var(--color-text-tertiary);
}

.demo-fallback svg {
  width: 64px;
  height: 64px;
  opacity: 0.5;
}

.demo-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  height: 120%;
  background: radial-gradient(ellipse at center, rgba(10, 132, 255, 0.1) 0%, transparent 60%);
  pointer-events: none;
  z-index: -1;
}

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

/* ============================================================================
   Capabilities
   ============================================================================ */

.capabilities {
  padding: 60px 0 40px;
  border-top: 1px solid var(--color-border);
}

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.capability-item {
  text-align: center;
  padding: 24px 16px;
}

.capability-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  color: var(--color-primary);
}

.capability-icon svg {
  width: 100%;
  height: 100%;
}

.capability-item h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.capability-item p {
  font-size: 0.85rem;
  color: var(--color-text-tertiary);
}

@media (max-width: 768px) {
  .capabilities-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .capabilities-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================================
   Social Proof
   ============================================================================ */

.social-proof {
  padding: 40px 0 60px;
  border-bottom: 1px solid var(--color-border);
  background: rgba(0, 0, 0, 0.3);
}

.social-proof-text {
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-text-tertiary);
  margin-bottom: 32px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.tech-logos {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 48px;
}

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

.tech-name {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--color-text);
  margin-bottom: 4px;
}

.tech-desc {
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
}

/* ============================================================================
   Section Styles
   ============================================================================ */

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 80px;
}

.section-tag {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(10, 132, 255, 0.1);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.section-description {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ============================================================================
   App Preview
   ============================================================================ */

.app-preview {
  padding: 100px 0;
}

.preview-image {
  max-width: 1000px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 
    0 25px 80px -20px rgba(0, 0, 0, 0.6),
    0 0 60px -10px rgba(10, 132, 255, 0.15);
}

.preview-image img {
  width: 100%;
  display: block;
}

/* ============================================================================
   Features Section
   ============================================================================ */

.features {
  padding: var(--section-padding) 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 32px;
  transition: all var(--transition-base);
}

.feature-card:hover {
  border-color: var(--color-border-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-large {
  grid-column: span 2;
}

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 132, 255, 0.1);
  border-radius: 14px;
  margin-bottom: 20px;
}

.feature-icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.feature-visual {
  background: var(--color-bg);
  border-radius: 12px;
  padding: 20px;
  margin-top: 20px;
}

.encryption-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 6px;
  flex-wrap: wrap;
}

.flow-step {
  display: flex;
  align-items: center;
  gap: 8px;
}

.flow-label {
  padding: 8px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
}

.flow-arrow {
  color: var(--color-primary);
  font-size: 1.2rem;
}

/* ============================================================================
   Security Section
   ============================================================================ */

.security {
  padding: var(--section-padding) 0;
  background: var(--color-bg-secondary);
}

.security-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.security-text .section-tag {
  margin-bottom: 16px;
}

.security-text .section-title {
  text-align: left;
  margin-bottom: 24px;
}

.security-description {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
}

.security-description strong {
  color: var(--color-primary-light);
}

.security-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.security-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text-secondary);
}

.security-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-success);
  flex-shrink: 0;
}

.security-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  overflow: hidden;
}

.security-card-header {
  padding: 16px 24px;
  background: var(--color-bg-tertiary);
  border-bottom: 1px solid var(--color-border);
}

.security-card-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.security-stack {
  padding: 24px;
}

.stack-layer {
  padding: 16px 20px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.stack-name {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-primary-light);
}

.stack-detail {
  font-size: 0.85rem;
  color: var(--color-text-tertiary);
}

.stack-arrow {
  text-align: center;
  color: var(--color-text-tertiary);
  font-size: 1.2rem;
  padding: 8px 0;
}

/* ============================================================================
   How It Works
   ============================================================================ */

.how-it-works {
  padding: var(--section-padding) 0;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

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

.step::after {
  content: '';
  position: absolute;
  top: 60px;
  right: -16px;
  width: 32px;
  height: 2px;
  background: var(--color-border);
}

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

.step-number {
  font-size: 3rem;
  font-weight: 800;
  font-family: var(--font-mono);
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 24px;
}

.step-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.step-content p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.step-visual {
  margin-top: 24px;
}

.step-visual svg {
  width: 48px;
  height: 48px;
  color: var(--color-primary);
  opacity: 0.5;
}

/* ============================================================================
   Download Section
   ============================================================================ */

.download {
  padding: var(--section-padding) 0;
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg) 100%);
}

.download-content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.download-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.download-description {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin-bottom: 48px;
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.download-btn {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 28px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  transition: all var(--transition-base);
}

.download-btn:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.download-btn svg,
.download-btn i {
  width: 32px;
  height: 32px;
  font-size: 32px;
  color: var(--color-text);
}

.download-btn-text {
  text-align: left;
}

.download-btn-label {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
}

.download-btn-platform {
  font-size: 1.1rem;
  font-weight: 700;
}

.download-note {
  font-size: 0.9rem;
  color: var(--color-text-tertiary);
}

.download-note a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* ============================================================================
   Footer
   ============================================================================ */

.footer {
  padding: 80px 0 40px;
  border-top: 1px solid var(--color-border);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 80px;
  margin-bottom: 60px;
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 16px;
}

.footer-logo svg {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.footer-tagline {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 80px;
}

.footer-column h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
}

.footer-column a {
  display: block;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  font-size: 0.9rem;
  color: var(--color-text-tertiary);
}

/* ============================================================================
   Responsive
   ============================================================================ */

@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .feature-large {
    grid-column: span 2;
  }
  
  .security-content {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .step::after {
    display: none;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 80px;
  }
  
  .nav-links {
    display: none;
  }
  
  .nav-mobile-btn {
    display: flex;
  }
  
  .hero {
    padding: 120px 0 60px;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }
  
  .stat-divider {
    width: 40px;
    height: 1px;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .feature-large {
    grid-column: span 1;
  }
  
  .steps {
    grid-template-columns: 1fr;
  }
  
  .download-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .download-btn {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }
  
  .footer-content {
    flex-direction: column;
    gap: 48px;
  }
  
  .footer-links {
    gap: 48px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
  
  .tech-logos {
    gap: 32px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .feature-card {
    padding: 24px;
  }
  
  .tech-logos {
    flex-direction: column;
    gap: 24px;
  }
}