/* ==========================================
   ROUTINEBUSTER AI - DESIGN SYSTEM STYLES
   Aesthetic: Void-Black Canvas, Emerald Accent, Terminal-Native
   ========================================== */

/* Variables & Custom Tokens */
:root {
  --bg-canvas: #050507;
  --bg-surface: #0a0a0e;
  --bg-surface-hover: #0f0f15;
  --bg-terminal: #070709;
  
  --color-emerald: #00d992;
  --color-emerald-dim: rgba(0, 217, 146, 0.15);
  --color-emerald-glow: rgba(0, 217, 146, 0.35);
  
  --color-cyan: #00f0ff;
  --color-cyan-dim: rgba(0, 240, 255, 0.1);
  --color-cyan-glow: rgba(0, 240, 255, 0.4);
  
  --color-purple: #a855f7;
  --color-purple-dim: rgba(168, 85, 247, 0.15);
  --color-purple-glow: rgba(168, 85, 247, 0.35);
  
  --border-color: #181822;
  --border-color-hover: #262635;
  
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
  --font-sans: 'Inter', sans-serif;
  --font-heading: 'Space Grotesk', sans-serif;
  
  --transition-speed: 0.25s;
}

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

html {
  scroll-behavior: smooth;
}

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

/* Monospace fonts override */
pre, code, kbd, samp, select, input, option {
  font-family: var(--font-mono);
}

.bracket {
  color: var(--color-emerald);
  opacity: 0.8;
  font-family: var(--font-mono);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-canvas);
  border-left: 1px solid var(--border-color);
}
::-webkit-scrollbar-thumb {
  background: #181822;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-emerald);
}

/* Container Utility */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 100px 0;
}

/* Scanline / CRT Terminal Grid Effect */
.scanlines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.25) 50%
  ), linear-gradient(
    90deg,
    rgba(255, 0, 0, 0.06),
    rgba(0, 255, 0, 0.02),
    rgba(0, 0, 255, 0.06)
  );
  background-size: 100% 4px, 6px 100%;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.3;
}

/* System Header styles */
.main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 5, 7, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  height: 70px;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: inherit;
}

.terminal-symbol {
  font-family: var(--font-mono);
  color: var(--color-emerald);
  font-weight: 700;
  font-size: 1.25rem;
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.accent-text {
  color: var(--color-emerald);
  font-family: var(--font-mono);
}

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

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition-speed);
}

.nav-link:hover {
  color: var(--color-emerald);
}

.nav-cta-btn {
  color: var(--color-emerald);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 6px 12px;
  border: 1px solid var(--color-emerald-dim);
  background: transparent;
  transition: all var(--transition-speed);
}

.nav-cta-btn:hover {
  background: var(--color-emerald-dim);
  box-shadow: 0 0 10px var(--color-emerald-glow);
}

.system-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  border-left: 1px solid var(--border-color);
  padding-left: 16px;
}

.status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background-color: var(--color-emerald);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-emerald);
  animation: pulse-dot 2s infinite;
}

.status-label {
  color: var(--text-muted);
}

.status-online {
  color: var(--color-emerald);
  font-weight: 700;
}

/* Animations */
@keyframes pulse-dot {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.6; }
  100% { transform: scale(1); opacity: 1; }
}

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

@keyframes pulse-border-cyan {
  0%, 100% { border-color: rgba(0, 240, 255, 0.4); box-shadow: 0 0 12px rgba(0, 240, 255, 0.1); }
  50% { border-color: rgba(0, 240, 255, 1); box-shadow: 0 0 25px rgba(0, 240, 255, 0.35); }
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: calc(100vh - 70px);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border-color);
  padding: 80px 0;
  overflow: hidden;
}

.hero-radial-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 217, 146, 0.04) 0%, rgba(5, 5, 7, 0) 70%);
  pointer-events: none;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  align-items: center;
  gap: 64px;
}

.badge-terminal {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-emerald-dim);
  border: 1px solid rgba(0, 217, 146, 0.2);
  padding: 4px 12px;
  margin-bottom: 24px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-emerald);
}

.badge-pulse {
  width: 6px;
  height: 6px;
  background-color: var(--color-emerald);
  border-radius: 50%;
  display: block;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.gradient-accent-text {
  background: linear-gradient(90deg, var(--color-emerald), var(--color-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 16px;
}

/* General Buttons styling */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-speed);
}

.btn-primary {
  background-color: var(--color-emerald);
  color: #000;
  border: 1px solid var(--color-emerald);
  box-shadow: 0 4px 14px rgba(0, 217, 146, 0.25);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--color-emerald);
  box-shadow: 0 0 20px rgba(0, 217, 146, 0.4);
}

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

.btn-secondary:hover {
  border-color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

/* Terminal Card Component */
.terminal-card {
  background-color: var(--bg-terminal);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  width: 100%;
  max-width: 480px;
  margin-left: auto;
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.terminal-header {
  background-color: #0c0c0f;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
}

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

.t-btn {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: block;
}

.t-btn.red { background-color: #ef4444; }
.t-btn.yellow { background-color: #eab308; }
.t-btn.green { background-color: #22c55e; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: 20px;
}

.terminal-body {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #d1d5db;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.t-prompt {
  color: var(--color-emerald);
}

.t-cyan { color: var(--color-cyan); }
.t-emerald { color: var(--color-emerald); }
.t-purple { color: var(--color-purple); }
.t-dim { color: var(--text-muted); }

.t-pulse-cursor {
  display: inline-block;
  width: 8px;
  height: 15px;
  background-color: var(--color-emerald);
  animation: cursor-blink 1s step-end infinite;
  vertical-align: middle;
}

/* Core Infrastructure Nodes (Product Section) */
.nodes-section {
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.section-subheading {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.product-card {
  position: relative;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-speed) ease;
  overflow: hidden;
}

.product-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-emerald);
  box-shadow: 0 10px 30px var(--color-emerald-dim);
}

.card-glow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-emerald), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.product-card:hover .card-glow {
  transform: translateX(100%);
}

.product-icon {
  color: var(--color-emerald);
  background-color: var(--color-emerald-dim);
  width: 48px;
  height: 48px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.product-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.product-name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.product-headline {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-cyan);
  margin-bottom: 16px;
}

.product-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 32px;
  flex-grow: 1;
}

.card-footer-terminal {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--color-emerald);
  font-weight: 700;
}

.status-indicator::before {
  content: '';
  display: block;
  width: 5px;
  height: 5px;
  background-color: var(--color-emerald);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--color-emerald);
}

.ping-time {
  color: var(--text-muted);
}

/* Operational Blueprints Section */
.blueprints-section {
  border-bottom: 1px solid var(--border-color);
}

.blueprints-stack-container {
  display: flex;
  flex-direction: column;
  gap: 32px;
  max-width: 1000px;
  margin: 64px auto 0 auto;
}

.blueprint-card {
  position: relative;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 40px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  transition: transform var(--transition-speed), border-color var(--transition-speed), box-shadow var(--transition-speed);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.blueprint-card:hover {
  border-color: var(--color-cyan);
  box-shadow: 0 0 25px var(--color-cyan-dim), 0 10px 30px rgba(0, 0, 0, 0.4);
  transform: translateY(-4px);
}

.bp-header {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.bp-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-emerald);
  font-weight: 700;
  letter-spacing: 0.1em;
}

.bp-sector {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.bp-body {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
}

.bp-column-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.bp-quote {
  font-size: 1.05rem;
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.6;
}

.bp-solution {
  font-size: 0.95rem;
  color: var(--text-primary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.bp-impact {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.impact-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-cyan);
  background: var(--color-cyan-dim);
  border: 1px solid rgba(0, 240, 255, 0.15);
  padding: 4px 12px;
  font-weight: 700;
}

@media (max-width: 768px) {
  .bp-body {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .blueprint-card {
    position: relative;
    top: auto !important;
    padding: 24px;
    margin-bottom: 16px;
  }
}

/* Deployment Grid (How It Works) */
.grid-section {
  border-bottom: 1px solid var(--border-color);
  position: relative;
}

.deployment-path {
  max-width: 800px;
  margin: 64px auto 0 auto;
  position: relative;
}

.deployment-step {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 48px;
  margin-bottom: 50px;
}

.deployment-step:last-child {
  margin-bottom: 0;
}

.step-num-container {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  position: relative;
  padding-top: 4px;
}

.step-line {
  position: absolute;
  top: 30px;
  right: 14px;
  width: 2px;
  height: calc(100% + 50px);
  background: repeating-linear-gradient(
    to bottom,
    transparent,
    transparent 4px,
    var(--border-color) 4px,
    var(--border-color) 8px
  );
  z-index: 1;
}

.step-line-end {
  position: absolute;
  top: 30px;
  right: 14px;
  width: 2px;
  height: 0;
  background: transparent;
  z-index: 1;
}

.step-node {
  font-size: 0.85rem;
  background: var(--bg-canvas);
  z-index: 2;
  margin-bottom: 12px;
  line-height: 1;
  text-shadow: 0 0 10px rgba(0, 217, 146, 0.4);
}

.step-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.step-content {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 32px;
  border-radius: 4px;
  position: relative;
  transition: border-color var(--transition-speed);
}

.deployment-step:hover .step-content {
  border-color: var(--color-emerald-dim);
}

.step-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}

.step-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  order: 1;
}

.step-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-emerald);
  background: var(--color-emerald-dim);
  padding: 2px 8px;
  border: 1px solid rgba(0, 217, 146, 0.1);
  order: 2;
}

.step-headline {
  font-size: 0.95rem;
  color: var(--color-cyan);
  font-weight: 600;
  margin-bottom: 12px;
}

.step-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* System Diagnostics (Accordion FAQ) */
.diagnostics-section {
  border-bottom: 1px solid var(--border-color);
}

.accordion-container {
  max-width: 800px;
  margin: 64px auto 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.accordion-item {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  overflow: hidden;
  transition: all var(--transition-speed) ease-in-out;
}

/* Closed state header uses muted purple */
.accordion-header {
  width: 100%;
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 32px;
  cursor: pointer;
  text-align: left;
  outline: none;
  gap: 24px;
}

.faq-status-marker {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.faq-question {
  flex-grow: 1;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-purple);
  transition: color var(--transition-speed) ease, text-shadow var(--transition-speed) ease;
}

.accordion-item:hover .faq-question {
  text-shadow: 0 0 10px var(--color-purple-glow);
}

.faq-icon-terminal {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-weight: 700;
  font-size: 1.2rem;
  transition: transform var(--transition-speed), color var(--transition-speed);
}

/* Active accordion logic (handled via class added by JS) */
.accordion-item.active {
  border-color: var(--color-cyan);
  box-shadow: 0 0 20px var(--color-cyan-dim);
}

.accordion-item.active .faq-question {
  color: var(--color-cyan);
  text-shadow: 0 0 10px var(--color-cyan-glow);
}

.accordion-item.active .faq-icon-terminal {
  transform: rotate(45deg);
  color: var(--color-cyan);
}

/* Height slide effect */
.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out;
}

.accordion-content-inner {
  padding: 0 32px 24px 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
}

.accordion-content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Final CTA Section (Conversion Grid) */
.cta-section {
  position: relative;
  background-color: var(--bg-canvas);
  padding: 120px 0;
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
}

.cta-bg-logo {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-heading);
  font-size: 24rem;
  font-weight: 900;
  color: #08080c;
  opacity: 0.15;
  user-select: none;
  pointer-events: none;
  z-index: 1;
}

.cta-container {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.cta-header {
  text-align: center;
  margin-bottom: 48px;
}

.cta-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}

.cta-subheading {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.form-wrapper {
  background-color: var(--bg-surface);
  border: 1px solid rgba(0, 240, 255, 0.3); /* Muted cyan outline */
  padding: 48px;
  border-radius: 4px;
  animation: pulse-border-cyan 6s infinite ease-in-out;
}

.terminal-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-row {
  position: relative;
}

.form-group {
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding: 8px 0;
  transition: border-color var(--transition-speed);
}

.form-group:focus-within {
  border-color: var(--color-cyan);
}

.form-prompt {
  font-family: var(--font-mono);
  color: var(--color-cyan);
  font-weight: 700;
  margin-right: 12px;
  font-size: 1.1rem;
}

.terminal-form input[type="text"],
.terminal-form input[type="email"] {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1rem;
  outline: none;
  padding: 4px 0;
}

.terminal-form input::placeholder {
  color: var(--text-muted);
}

/* Custom Dropdown selection styling */
.dropdown-group select {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1rem;
  outline: none;
  padding: 4px 0;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}

.dropdown-group {
  position: relative;
}

.dropdown-group::after {
  content: '▼';
  font-size: 0.75rem;
  color: var(--color-cyan);
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

.terminal-form select option {
  background-color: var(--bg-surface);
  color: var(--text-primary);
}

/* Submit Button with neon green/cyan hover glow */
.cta-submit-btn {
  background-color: transparent;
  color: var(--color-cyan);
  border: 1px solid var(--color-cyan);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  padding: 16px;
  cursor: pointer;
  transition: all var(--transition-speed);
  margin-top: 12px;
}

.cta-submit-btn:hover {
  background-color: var(--color-cyan);
  color: #000;
  box-shadow: 0 0 20px var(--color-cyan-glow);
}

.form-status-box {
  display: none;
  background-color: #050507;
  border: 1px dashed var(--border-color);
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-emerald);
  line-height: 1.5;
  white-space: pre-wrap;
  border-radius: 4px;
}

.trust-marker {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* System Footer */
.main-footer {
  background-color: var(--bg-canvas);
  border-top: 1px solid var(--border-color);
  padding: 40px 0;
}

.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  display: block;
  margin-bottom: 8px;
  text-decoration: none;
  color: inherit;
}

.footer-copyright {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  display: block;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color var(--transition-speed);
}

.footer-link:hover {
  color: var(--color-emerald);
}

/* ==========================================
   RESPONSIVE MEDIA QUERIES
   ========================================== */

@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }
  
  .hero-subtitle {
    margin: 0 auto 40px auto;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .terminal-card {
    margin: 0 auto;
  }
  
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 60px 0;
  }
  
  .main-header {
    height: auto;
    padding: 16px 0;
  }
  
  .header-container {
    flex-direction: column;
    gap: 16px;
  }
  
  .main-nav {
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .system-status {
    border-left: none;
    padding-left: 0;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .product-grid {
    grid-template-columns: 1fr;
  }
  
  .deployment-step {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .step-num-container {
    align-items: flex-start;
  }
  
  .step-line {
    left: 8px;
    right: auto;
    height: calc(100% + 16px);
  }
  
  .step-node {
    margin-bottom: 4px;
  }
  
  .form-wrapper {
    padding: 24px;
  }
  
  .cta-title {
    font-size: 1.85rem;
  }
}