/* Mastrion GmbH Enterprise Design System  -  Sovereign Light Crisp */
:root {
  --bg-page: #f8fafc;
  --bg-surface: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --bg-secondary: #f1f5f9;
  --border: #e2e8f0;
  --border-accent: rgba(37, 99, 235, 0.35);
  --accent: #2563eb;
  --accent-dim: #1d4ed8;
  --accent-glow: rgba(37, 99, 235, 0.08);
  --emerald: #059669;
  --blue: #0284c7;
  --amber: #d97706;
  --text-main: #0b132b;
  --text-muted: #475569;
  --text-subtle: #64748b;
  --nav-bg: rgba(255, 255, 255, 0.94);
  --footer-bg: #090e1f;
  --footer-text: #94a3b8;
  --card-shadow: 0 4px 20px -2px rgba(11, 19, 43, 0.06), 0 2px 6px -1px rgba(11, 19, 43, 0.04);
  --card-shadow-hover: 0 14px 34px -4px rgba(11, 19, 43, 0.1), 0 4px 12px -2px rgba(11, 19, 43, 0.06);
  --code-box-bg: #0b1120;
  --code-box-border: #1e293b;
  --badge-bg: #eff6ff;
  --badge-text: #1d4ed8;
  --badge-border: #bfdbfe;
  --btn-primary-bg: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  --btn-primary-text: #ffffff;
  --btn-secondary-bg: #ffffff;
  --btn-secondary-text: #0f172a;
  --btn-secondary-border: #cbd5e1;
  --grid-line: rgba(11, 19, 43, 0.04);
  --hero-glow: radial-gradient(circle at 50% -10%, rgba(37, 99, 235, 0.12), transparent 60%);
  --logo-text: #0b132b;
  --logo-bg: #0b132b;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background-color: var(--bg-page);
  color: var(--text-main);
  font-family: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    var(--hero-glow),
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 100% 100%, 64px 64px, 64px 64px;
}

a { color: inherit; text-decoration: none; }
.container { max-width: 1220px; margin: 0 auto; padding: 0 24px; }


/* Premium Minimal Form Controls */
.form-group {
  margin-bottom: 20px;
  text-align: left;
}
.form-group label {
  display: block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: #334155;
  margin-bottom: 7px;
  letter-spacing: -0.01em;
}
.form-group label .req {
  color: var(--accent);
  margin-left: 2px;
}
.form-control, .form-group input, .form-group select, .form-group textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 12px 16px;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  font-family: 'IBM Plex Sans', -apple-system, sans-serif;
  font-size: 14.5px;
  color: #0f172a;
  line-height: 1.5;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}
.form-control:focus, .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15), 0 1px 2px rgba(0, 0, 0, 0.04);
  background: #ffffff;
}
.form-control::placeholder, .form-group input::placeholder {
  color: #94a3b8;
  font-size: 14px;
}
.form-hint {
  font-size: 12px;
  color: #64748b;
  margin-top: 5px;
}

/* Navigation */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
}
.nav-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}
.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-badge {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--badge-bg);
  color: var(--badge-text);
  border: 1px solid var(--badge-border);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text-muted);
}
.nav-links a { transition: color 0.15s ease; }
.nav-links a:hover, .nav-links a.active {
  color: var(--accent);
  font-weight: 600;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 600;
  font-size: 14px;
  padding: 10px 20px;
  border-radius: 6px;
  transition: all 0.18s ease;
  cursor: pointer;
  border: none;
  text-decoration: none;
}
.btn-primary {
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text) !important;
  box-shadow: 0 4px 14px var(--accent-glow);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--accent-glow);
}
.btn-secondary {
  background: var(--btn-secondary-bg);
  color: var(--btn-secondary-text);
  border: 1px solid var(--btn-secondary-border);
}
.btn-secondary:hover {
  background: var(--bg-secondary);
  border-color: var(--text-subtle);
}
.btn-sm { padding: 7px 14px; font-size: 13px; }

/* Global Footer */
footer {
  border-top: 1px solid var(--border);
  padding: 64px 0 36px;
  background: var(--footer-bg);
  font-size: 13px;
  color: var(--footer-text);
  margin-top: 80px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-col h5 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 14px;
  color: #f8fafc;
  margin-bottom: 16px;
  font-weight: 600;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--footer-text); transition: color 0.15s ease; }
.footer-col ul li a:hover { color: #ffffff; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
}

/* Modals */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(11, 19, 43, 0.7);
  backdrop-filter: blur(8px);
  z-index: 200;
  align-items: center;
  justify-content: center;
}
.modal-backdrop.open { display: flex; }
.modal-window {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 100%;
  max-width: 540px;
  padding: 32px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
  position: relative;
}
.modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  background: transparent;
  border: none;
  color: var(--text-subtle);
  font-size: 22px;
  cursor: pointer;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-main);
}
.form-control {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-page);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 14px;
}
.form-control:focus {
  outline: none;
  border-color: var(--accent);
}

/* Mobile Navigation & Responsive System */
.mobile-menu-btn {
  display: none;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-main);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 18px;
  cursor: pointer;
  line-height: 1;
}


/* Sovereign Enterprise Blueprints List (Sleek Horizontal Cards) */
.blueprints-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 72px;
  width: 100%;
  box-sizing: border-box;
}
.blueprint-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px 28px;
  box-shadow: var(--card-shadow);
  transition: all 0.2s ease;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 32px;
  align-items: center;
  box-sizing: border-box;
  min-width: 0;
  overflow: hidden;
}
.blueprint-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--accent);
}
.blueprint-left {
  min-width: 0;
}
.blueprint-header-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.blueprint-tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.blueprint-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.blueprint-chip {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10.5px;
  background: var(--bg-page);
  border: 1px solid var(--border);
  padding: 2px 7px;
  border-radius: 4px;
  color: var(--text-muted);
}
.blueprint-card h3 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.015em;
  margin-bottom: 8px;
  color: var(--text-main);
}
.blueprint-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 12px;
}
.blueprint-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin: 0;
  padding: 0;
}
.blueprint-features li {
  font-size: 12.5px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.blueprint-features li::before {
  content: "✓";
  color: var(--accent);
  font-weight: bold;
}
.blueprint-right {
  min-width: 0;
}
.blueprint-terminal {
  background: #090e1a;
  border: 1px solid #1e293b;
  border-radius: 8px;
  padding: 16px 18px;
  font-family: 'IBM Plex Mono', monospace;
  color: #f1f5f9;
  box-sizing: border-box;
}
.blueprint-terminal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  font-size: 11px;
  color: #64748b;
  border-bottom: 1px solid #1e293b;
  padding-bottom: 8px;
}
.blueprint-terminal-code {
  font-size: 12px;
  color: #38bdf8;
  word-break: break-all;
  line-height: 1.5;
  margin-bottom: 12px;
}
.blueprint-terminal-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}
.blueprint-terminal-link {
  font-size: 11.5px;
  color: #2dd4bf;
  text-decoration: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color 0.15s ease;
}
.blueprint-terminal-link:hover {
  color: #5eead4;
}
.blueprint-status-pill {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  font-weight: 700;
}

@media (max-width: 960px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .verticals-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .stats-bar { grid-template-columns: repeat(3, 1fr) !important; }
  .blueprint-card { grid-template-columns: 1fr !important; gap: 20px !important; }
}

@media (max-width: 768px) {
  .container { padding: 0 16px !important; }
  .nav-wrap { height: auto !important; min-height: 64px !important; padding: 12px 0 !important; flex-wrap: wrap !important; }
  .mobile-menu-btn { display: inline-flex !important; align-items: center; justify-content: center; }
  
  .nav-links {
    display: none !important;
    width: 100% !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 14px !important;
    padding: 16px 0 8px !important;
    border-top: 1px solid var(--border) !important;
  }
  .nav-links.active { display: flex !important; }
  .nav-actions { margin-left: auto !important; }
  .nav-actions .btn-secondary { display: none !important; }

  /* Hero & Headings */
  .hero-sec { padding: 48px 0 36px !important; }
  .hero-sec h1 { font-size: 30px !important; line-height: 1.2 !important; }
  .hero-sec .lead { font-size: 14.5px !important; }
  .hero-ctas { flex-direction: column !important; gap: 12px !important; }
  .hero-ctas .btn { width: 100% !important; }

  /* Stats Bar */
  .stats-bar { grid-template-columns: repeat(2, 1fr) !important; gap: 12px !important; padding: 16px !important; margin-bottom: 40px !important; }
  .stat-val { font-size: 24px !important; }

  /* Carousel Section */
  .carousel-section { margin-bottom: 40px !important; }
  .carousel-header { flex-direction: column !important; align-items: stretch !important; gap: 12px !important; }
  .carousel-tabs { width: 100% !important; display: flex !important; }
  .carousel-tab { flex: 1 !important; justify-content: center !important; font-size: 11.5px !important; padding: 8px 10px !important; }
  .carousel-controls { justify-content: space-between !important; }

  /* Card Layouts */
  .showcase-card { padding: 20px 16px !important; }
  .routing-grid, .thesis-grid, .sandbox-grid, .book-grid, .pillar-grid,  .verticals-grid, .pricing-grid, .footer-grid, .form-row {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }

  .breakeven-pill-box { flex-direction: column !important; gap: 10px !important; }
  .breakeven-pill { width: 100% !important; min-width: 0 !important; }

  /* Terminal Code Boxes */
  .code-card, [style*="var(--code-box-bg)"] {
    padding: 16px !important;
    font-size: 11px !important;
    line-height: 1.5 !important;
    overflow-x: auto !important;
    max-width: 100% !important;
    -webkit-overflow-scrolling: touch;
  }

  /* Pillar Cards */
  .pillar-card { padding: 22px 18px !important; }

  /* PoC Banner */
  .poc-banner { padding: 32px 18px !important; }
  .poc-banner h3 { font-size: 22px !important; }
  .poc-banner .btn { width: 100% !important; }

  /* Footer */
  .footer-bottom { flex-direction: column !important; text-align: center !important; gap: 10px !important; }
  
  /* Modal */
  .modal-window { width: 92% !important; padding: 24px 18px !important; }
}