/* ==========================================================================
   CloudNova - Modern Frontend Design System
   Optimized for AWS EC2 & Cloud Deployment
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables & Color Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Dark Theme Default Palette */
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-tertiary: #1e293b;
  --bg-glass: rgba(17, 24, 39, 0.75);
  --bg-glass-hover: rgba(30, 41, 59, 0.85);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glass-bright: rgba(255, 255, 255, 0.18);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --accent-primary: #6366f1;       /* Indigo */
  --accent-secondary: #06b6d4;     /* Cyan */
  --accent-tertiary: #8b5cf6;      /* Violet */
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
  --accent-glow: rgba(99, 102, 241, 0.25);
  
  --aws-orange: #ff9900;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 20px 35px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.35);
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --transition-fast: 0.18s ease;
  --transition-normal: 0.3s ease;
  --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-glass: rgba(255, 255, 255, 0.85);
  --bg-glass-hover: rgba(255, 255, 255, 0.95);
  --border-glass: rgba(0, 0, 0, 0.08);
  --border-glass-bright: rgba(0, 0, 0, 0.15);
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --accent-glow: rgba(99, 102, 241, 0.15);
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 35px -10px rgba(0, 0, 0, 0.12);
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}

p {
  color: var(--text-secondary);
}

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

button, input, textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
  border: none;
}

code, .mono {
  font-family: var(--font-mono);
}

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

/* --------------------------------------------------------------------------
   Ambient Background Glow Effects
   -------------------------------------------------------------------------- */
.glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  z-index: -1;
  pointer-events: none;
  opacity: 0.45;
  transition: all var(--transition-smooth);
}

.glow-1 {
  top: -10%;
  left: 20%;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, #6366f1 0%, rgba(99, 102, 241, 0) 70%);
}

.glow-2 {
  top: 40%;
  right: -5%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, #06b6d4 0%, rgba(6, 182, 212, 0) 70%);
}

.glow-3 {
  bottom: 5%;
  left: 5%;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, #8b5cf6 0%, rgba(139, 92, 246, 0) 70%);
}

/* --------------------------------------------------------------------------
   Glassmorphism Cards & Components
   -------------------------------------------------------------------------- */
.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 2rem;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
  border-color: var(--border-glass-bright);
  box-shadow: var(--shadow-lg);
}

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

/* --------------------------------------------------------------------------
   Buttons & Action Controls
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  font-size: 0.95rem;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--accent-glow);
  opacity: 0.95;
}

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

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

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glass-bright);
}

.btn-outline:hover {
  background: var(--accent-gradient);
  color: #ffffff;
  border-color: transparent;
}

.btn-sm {
  padding: 0.5rem 1.1rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.05rem;
}

.btn-full {
  width: 100%;
}

.icon-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  background: var(--accent-primary);
  color: #fff;
  transform: scale(1.05);
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  padding: 1rem 0;
  transition: all var(--transition-normal);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: var(--accent-gradient);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.brand-name span {
  color: var(--accent-secondary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 0.25rem 0;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-gradient);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 1.4rem;
  cursor: pointer;
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  padding: 6.5rem 0 4.5rem;
  text-align: center;
  position: relative;
}

.hero-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-glass-bright);
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1.8rem;
  box-shadow: var(--shadow-sm);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--success-color);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

.hero-title {
  font-size: 3.6rem;
  font-weight: 800;
  letter-spacing: -1.5px;
  max-width: 900px;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.2rem;
  max-width: 680px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  gap: 1.2rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-stats-row {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.stat-pill {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
}

.stat-pill i {
  font-size: 1.4rem;
  color: var(--accent-secondary);
}

.stat-pill .stat-val {
  display: block;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-primary);
  line-height: 1.2;
}

.stat-pill .stat-lbl {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* --------------------------------------------------------------------------
   Sections General Styling
   -------------------------------------------------------------------------- */
.section {
  padding: 5rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 3.5rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent-primary);
  margin-bottom: 0.8rem;
}

.tag-accent {
  color: var(--accent-secondary);
}

.section-title {
  font-size: 2.4rem;
  letter-spacing: -0.5px;
  margin-bottom: 0.8rem;
}

.section-desc {
  font-size: 1.05rem;
}

/* --------------------------------------------------------------------------
   Dashboard & Live Metrics Grid
   -------------------------------------------------------------------------- */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1.2fr 1.5fr 1.1fr;
  gap: 1.8rem;
}

/* Status Card */
.status-card .card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-glass);
}

.header-info h3 {
  font-size: 1.2rem;
}

.header-info p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(16, 185, 129, 0.12);
  color: var(--success-color);
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}

.status-beacon {
  width: 7px;
  height: 7px;
  background: var(--success-color);
  border-radius: 50%;
}

.instance-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.8rem;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
}

.detail-label {
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.detail-label i {
  color: var(--accent-primary);
  font-size: 0.95rem;
}

.detail-value {
  font-weight: 600;
  color: var(--text-primary);
}

/* Gauges Card */
.metric-gauge-card h3 {
  font-size: 1.2rem;
}

.card-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.gauges-container {
  display: flex;
  justify-content: space-around;
  margin-bottom: 1.8rem;
}

.gauge-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.circular-progress {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: conic-gradient(var(--accent-primary) calc(var(--value, 18) * 1%), var(--bg-tertiary) 0deg);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 0 15px var(--accent-glow);
  transition: background 0.6s ease;
}

.circular-progress.ram-gauge {
  background: conic-gradient(var(--accent-secondary) calc(var(--value, 34) * 1%), var(--bg-tertiary) 0deg);
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.25);
}

.inner-circle {
  width: 86px;
  height: 86px;
  border-radius: 50%;
  background: var(--bg-secondary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.gauge-val {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.gauge-label {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

.metric-title {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}

/* Live Traffic Bar Chart */
.live-graph-container {
  background: var(--bg-tertiary);
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
}

.graph-label-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.8rem;
}

.badge-subtle {
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-primary);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-family: var(--font-mono);
}

.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 60px;
  width: 100%;
}

.chart-bar {
  flex: 1;
  background: var(--accent-gradient);
  border-radius: 3px 3px 0 0;
  transition: height 0.4s ease;
  min-height: 4px;
}

/* Network Stats Card */
.stat-box-list {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-top: 1rem;
}

.stat-box {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-tertiary);
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
  transition: transform var(--transition-fast);
}

.stat-box:hover {
  transform: translateX(4px);
}

.stat-box-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--accent-secondary);
  border: 1px solid var(--border-glass);
}

.stat-box-val {
  display: block;
  font-size: 1.15rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

.stat-box-title {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.text-success {
  color: var(--success-color);
}

/* --------------------------------------------------------------------------
   Features Grid
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

.feature-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 2.2rem;
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-glass-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent-secondary);
  margin-bottom: 1.4rem;
  transition: all var(--transition-normal);
}

.feature-card:hover .feature-icon {
  background: var(--accent-gradient);
  color: #fff;
  transform: rotate(5deg) scale(1.08);
}

.feature-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.feature-desc {
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Deployment Guide Section & Terminal
   -------------------------------------------------------------------------- */
.deploy-banner {
  padding: 3.5rem;
  background: linear-gradient(145deg, var(--bg-glass) 0%, rgba(30, 41, 59, 0.4) 100%);
}

.deploy-title {
  font-size: 2.2rem;
  margin-bottom: 0.8rem;
}

.deploy-desc {
  font-size: 1.1rem;
  max-width: 750px;
  margin-bottom: 2rem;
}

.code-terminal {
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 2.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.terminal-bar {
  background: #161b22;
  padding: 0.75rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #30363d;
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}
.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #8b949e;
}

.copy-btn {
  background: rgba(255, 255, 255, 0.1);
  color: #c9d1d9;
  padding: 0.3rem 0.8rem;
  border-radius: 4px;
  font-size: 0.75rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all var(--transition-fast);
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.terminal-code {
  padding: 1.4rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: #58a6ff;
  overflow-x: auto;
}

.terminal-code .comment {
  color: #8b949e;
  display: block;
  margin-bottom: 0.4rem;
}

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

.deploy-step {
  display: flex;
  gap: 1rem;
}

.step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-gradient);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.deploy-step strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 0.3rem;
  color: var(--text-primary);
}

.deploy-step p {
  font-size: 0.85rem;
}

.deploy-step code {
  background: var(--bg-tertiary);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  color: var(--accent-secondary);
}

/* --------------------------------------------------------------------------
   Contact Form
   -------------------------------------------------------------------------- */
.contact-box {
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem;
}

.contact-header {
  text-align: center;
  margin-bottom: 2rem;
}

.contact-header h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem;
}

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

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input, .form-group textarea {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-glass-bright);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.2rem;
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-group input:focus, .form-group textarea:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  border-top: 1px solid var(--border-glass);
  padding: 3.5rem 0 2.5rem;
  background: var(--bg-secondary);
}

.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.footer-tagline {
  font-size: 0.9rem;
  color: var(--text-muted);
  border-left: 1px solid var(--border-glass-bright);
  padding-left: 0.8rem;
  margin-left: 0.8rem;
}

.footer-meta {
  text-align: right;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 1.2rem;
  margin-top: 0.5rem;
  justify-content: flex-end;
}

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

/* --------------------------------------------------------------------------
   Modal Component
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  padding: 1.5rem;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  width: 100%;
  max-width: 680px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass-bright);
  transform: scale(0.92);
  transition: transform var(--transition-normal);
  padding: 2.2rem;
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 1rem;
}

.modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.modal-icon {
  font-size: 1.8rem;
  color: var(--aws-orange);
}

.modal-close {
  background: transparent;
  font-size: 1.8rem;
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition-fast);
}

.modal-close:hover {
  color: var(--danger-color);
}

.modal-desc {
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.os-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.2rem;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 0.5rem;
}

.os-tab {
  background: transparent;
  color: var(--text-secondary);
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.os-tab:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.os-tab.active {
  background: var(--accent-primary);
  color: #fff;
}

.command-box {
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: var(--radius-md);
  padding: 1.2rem;
  position: relative;
}

.command-box pre {
  margin: 0;
  max-height: 240px;
  overflow-y: auto;
}

.command-box code {
  color: #7ee787;
  font-size: 0.85rem;
  line-height: 1.6;
}

.copy-command-btn {
  margin-top: 1rem;
  width: 100%;
}

/* --------------------------------------------------------------------------
   Toast Notifications
   -------------------------------------------------------------------------- */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  z-index: 2000;
  pointer-events: none;
}

.toast {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-glass-bright);
  box-shadow: var(--shadow-lg);
  padding: 0.9rem 1.4rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.9rem;
  font-weight: 500;
  pointer-events: auto;
  animation: slideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1), fadeOut 0.4s ease 2.6s forwards;
}

.toast-icon {
  color: var(--success-color);
  font-size: 1.1rem;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-10px);
  }
}

/* --------------------------------------------------------------------------
   Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .deploy-steps-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.6rem;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .deploy-banner {
    padding: 2rem 1.5rem;
  }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-glass);
    gap: 1.2rem;
  }

  .nav-links.show {
    display: flex;
  }

  .mobile-menu-btn {
    display: block;
  }

  .footer-container {
    flex-direction: column;
    text-align: center;
  }
  .footer-tagline {
    border-left: none;
    padding-left: 0;
    margin-left: 0;
  }
  .footer-meta {
    text-align: center;
  }
  .footer-links {
    justify-content: center;
  }
}