:root {
  --color-primary: #004d40;
  --color-primary-light: #00796b;
  --color-primary-dark: #00251a;
  --color-accent: #00bfa5;
  --color-background: #f7f7f7;
  --color-surface: #ffffff;
  --color-text: #212121;
  --color-text-light: #757575;
  --color-border: #e0e0e0;
  --color-error: #c62828;
  --color-success: #2e7d32;
  --color-warning: #ef6c00;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 40px;
  --spacing-2xl: 64px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --transition: 150ms ease;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #121212;
    --color-surface: #1e1e1e;
    --color-text: #e0e0e0;
    --color-text-light: #a0a0a0;
    --color-border: #333333;
  }
}

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

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

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-primary-light);
}

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

.header {
  background: var(--color-primary);
  color: #fff;
  padding: var(--spacing-md) var(--spacing-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

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

.nav a {
  color: rgba(255, 255, 255, 0.9);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.nav a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

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

.btn-primary:hover {
  background: #00d6ba;
  color: var(--color-primary-dark);
}

.btn-secondary {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
}

.hero {
  padding: var(--spacing-2xl) var(--spacing-xl);
  text-align: center;
  background: linear-gradient(180deg, #e0f2f1 0%, var(--color-background) 100%);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.hero p {
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  color: var(--color-text-light);
  max-width: 720px;
  margin: 0 auto var(--spacing-xl);
}

.content {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

.section {
  margin-bottom: var(--spacing-2xl);
}

.section h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.section h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

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

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

ul {
  list-style: none;
  padding-left: var(--spacing-md);
}

li {
  margin: var(--spacing-xs) 0;
  position: relative;
}

li::before {
  content: '→';
  position: absolute;
  left: -1.25rem;
  color: var(--color-primary);
}

footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
  padding: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

footer a {
  color: var(--color-accent);
}

@media (max-width: 640px) {
  .header {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero {
    padding: var(--spacing-xl) var(--spacing-md);
  }
}

/* ===== New Components ===== */

/* Hero Badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: rgba(0, 77, 64, 0.08);
  border: 1px solid rgba(0, 121, 107, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xs) var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-primary);
}

@media (prefers-color-scheme: dark) {
  .hero-badge {
    background: rgba(0, 191, 165, 0.1);
    border-color: rgba(0, 191, 165, 0.3);
    color: var(--color-accent);
  }
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* Hero Subtitle */
.hero-subtitle {
  font-size: clamp(1.125rem, 2.5vw, 1.375rem) !important;
  color: var(--color-text) !important;
  max-width: 800px;
  margin: 0 auto var(--spacing-xl) !important;
  line-height: 1.7;
}

/* Hero Actions */
.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-xl);
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1rem;
}

/* Hero Trust Indicators */
.hero-trust {
  display: flex;
  gap: var(--spacing-xl);
  justify-content: center;
  flex-wrap: wrap;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.trust-item strong {
  font-size: 1.5rem;
  color: var(--color-primary);
  font-weight: 700;
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-header h2 {
  margin-bottom: var(--spacing-sm);
}

.section-header p {
  color: var(--color-text-light);
  font-size: 1.125rem;
}

/* Section Alt Background */
.section-alt {
  background: var(--color-surface);
  margin: calc(-1 * var(--spacing-2xl)) calc(-1 * var(--spacing-md));
  padding: var(--spacing-2xl) var(--spacing-md);
  border-radius: 0;
}

/* Card Featured */
.card-featured {
  border: 2px solid var(--color-border);
  position: relative;
}

.card-featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  display: block;
}

.card-features {
  list-style: none;
  padding: 0;
  margin: var(--spacing-md) 0;
}

.card-features li {
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-lg);
  position: relative;
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.card-features li::before {
  content: '✓';
  left: 0;
  color: var(--color-success);
  font-weight: 600;
}

/* Card Button */
.card .btn {
  width: 100%;
  margin-top: var(--spacing-md);
}

/* Deployment Cards */
.card-deployment {
  border-left: 4px solid var(--color-primary);
}

.deployment-badge {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.deployment-metrics {
  display: flex;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
}

.deployment-metrics span {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.deployment-metrics strong {
  color: var(--color-primary);
  font-size: 1rem;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--spacing-2xl);
  text-align: center;
  margin-top: var(--spacing-xl);
}

.cta-section h2 {
  color: #fff;
  margin-bottom: var(--spacing-sm);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
}

.cta-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.btn-tertiary {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-tertiary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
}

/* Footer Grid */
.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: var(--spacing-xl);
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-md);
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: var(--spacing-md);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-links a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 1.25rem;
  transition: color var(--transition);
}

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

.footer-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.footer-col h4 {
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-md);
}

.footer-col a {
  display: block;
  color: rgba(255, 255, 255, 0.6);
  padding: var(--spacing-xs) 0;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

.footer-bottom a {
  color: var(--color-accent);
  margin: 0 var(--spacing-sm);
}

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-nav {
    grid-column: 1 / -1;
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-nav {
    grid-template-columns: 1fr;
  }
  
  .hero-trust {
    gap: var(--spacing-md);
  }
  
  .trust-item {
    flex: 1;
    min-width: 120px;
  }
  
  .deployment-metrics {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
}

/* ===== OS Console Components ===== */

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
}

.badge-success {
  background: #e8f5e9;
  color: #2e7d32;
}

.badge-warn {
  background: #fff3e0;
  color: #ef6c00;
}

.badge-error {
  background: #fdecea;
  color: #c62828;
}

.badge-info {
  background: #e3f2fd;
  color: #1565c0;
}

@media (prefers-color-scheme: dark) {
  .badge-success { background: #1b5e20; color: #81c784; }
  .badge-warn { background: #e65100; color: #ffb74d; }
  .badge-error { background: #b71c1c; color: #ef9a9a; }
  .badge-info { background: #0d47a1; color: #90caf9; }
}

/* Activation Steps */
.step {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  background: var(--color-surface);
}

.step-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.875rem;
}

.step-status {
  font-size: 0.75rem;
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  margin-left: auto;
}

.step-status.PENDING { background: #e0e0e0; color: #757575; }
.step-status.RUNNING { background: #e3f2fd; color: #1565c0; }
.step-status.COMPLETE { background: #e8f5e9; color: #2e7d32; }
.step-status.FAILED { background: #fdecea; color: #c62828; }

.step-detail {
  font-size: 0.875rem;
  color: var(--color-text-light);
  padding-left: 40px;
}

/* Button danger */
.btn-danger {
  background: #c62828;
  color: #fff;
}

.btn-danger:hover {
  background: #b71c1c;
}

@media (prefers-color-scheme: dark) {
  .btn-danger {
    background: #ef5350;
  }
  .btn-danger:hover {
    background: #e53935;
  }
}