/* ==========================================================================
   Cloud AI Architect V2 — Visual Design System
   Visual Identity: BLACK + ELECTRIC VIOLET + NEON LIME + WHITE
   High-Contrast Futuristic Engineering Workstation
   ========================================================================== */

:root {
  /* Centralized Core Palette Tokens */
  --black: #000000;
  --violet: #7D39EB;
  --lime: #C6FF33;
  --white: #FFFFFF;

  /* Ambient Pitch-Black & Deep Atmospheric Background */
  --bg-core: #030106;
  --bg-gradient: 
    radial-gradient(circle at 50% 0%, rgba(125, 57, 235, 0.16) 0%, transparent 60%),
    radial-gradient(circle at 85% 25%, rgba(125, 57, 235, 0.09) 0%, transparent 50%),
    radial-gradient(circle at 15% 75%, rgba(198, 255, 51, 0.03) 0%, transparent 45%),
    linear-gradient(180deg, #07030E 0%, #030106 60%, #000000 100%);

  /* Translucent Liquid Glass Surfaces */
  --glass-surface: rgba(12, 6, 22, 0.72);
  --glass-surface-hover: rgba(20, 10, 36, 0.85);
  --glass-border: rgba(125, 57, 235, 0.32);
  --glass-border-hover: rgba(125, 57, 235, 0.65);
  --glass-border-active: var(--violet);
  --glass-glow: 0 0 24px rgba(125, 57, 235, 0.12);

  /* Elevated Technical Surfaces */
  --surface-tech: rgba(12, 6, 22, 0.72);
  --surface-elevated: rgba(18, 9, 32, 0.75);
  --surface-border: rgba(125, 57, 235, 0.30);

  /* Modal Backdrop & Panels */
  --modal-backdrop: rgba(0, 0, 0, 0.88);
  --modal-surface: rgba(10, 5, 20, 0.96);
  --modal-border: var(--violet);

  /* Text System Hierarchy */
  --text-primary: #FFFFFF;
  --text-heading: #FFFFFF;
  --text-secondary: rgba(255, 255, 255, 0.70);
  --text-muted: rgba(255, 255, 255, 0.45);
  --text-accent: var(--violet);
  --text-highlight: var(--lime);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Roboto Mono', Menlo, monospace;
}

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

html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background-color: var(--bg-core);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
}

/* Animated Live Wallpaper Canvas (Procedural Cosmic Aurora) */
#aurora-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

/* Subtle Technical Grid Overlay */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(to right, rgba(125, 57, 235, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(125, 57, 235, 0.04) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
  z-index: 1;
}

main, header, footer, section, div, nav {
  position: relative;
  z-index: 2;
}

/* Custom Scrollbars: Near-Black Track, Violet Thumb, Lime Hover */
::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}
::-webkit-scrollbar-track {
  background: #080410;
}
::-webkit-scrollbar-thumb {
  background: var(--violet);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--lime);
}

/* ==========================================================================
   Liquid Glass Panels & Translucent Surfaces
   ========================================================================== */

.glass-panel {
  background: var(--glass-surface);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.65), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-panel:hover {
  background: var(--glass-surface-hover);
  border-color: var(--glass-border-hover);
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.75), 0 0 20px rgba(125, 57, 235, 0.18);
}

.glass-header {
  background: rgba(8, 4, 16, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(125, 57, 235, 0.35);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.7);
}

.glass-input {
  background: rgba(10, 5, 20, 0.80);
  border: 1px solid rgba(125, 57, 235, 0.40);
  color: var(--white);
  border-radius: 10px;
  transition: all 0.2s ease;
  font-family: var(--font-sans);
}

.glass-input:focus {
  outline: none;
  border-color: var(--violet);
  background: rgba(14, 7, 28, 0.90);
  box-shadow: 0 0 0 3px rgba(125, 57, 235, 0.25), 0 0 16px rgba(125, 57, 235, 0.20);
}

.glass-input::placeholder {
  color: rgba(255, 255, 255, 0.35);
}

select.glass-input {
  background-color: rgba(10, 5, 20, 0.92);
  color: var(--white);
}

select.glass-input option {
  background-color: #0c0618;
  color: var(--white);
}

/* Elevated Technical Surfaces */
.tech-surface {
  background: var(--surface-tech);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--surface-border);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.55);
}

.tech-surface-elevated {
  background: var(--surface-elevated);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(125, 57, 235, 0.45);
  border-radius: 10px;
}

/* ==========================================================================
   Typography & Technical Badges
   ========================================================================== */

.font-mono-tech {
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

.tech-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 700;
}

.badge-violet, .badge-teal {
  background: rgba(125, 57, 235, 0.20);
  color: var(--white);
  border: 1px solid rgba(125, 57, 235, 0.55);
}

.badge-lime, .badge-green, .badge-turquoise {
  background: rgba(198, 255, 51, 0.15);
  color: var(--lime);
  border: 1px solid var(--lime);
}

.badge-muted {
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.70);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.badge-navy {
  background: #140A28;
  color: var(--white);
  border: 1px solid rgba(125, 57, 235, 0.40);
}

.badge-warning {
  background: rgba(125, 57, 235, 0.25);
  color: var(--white);
  border: 1px solid var(--violet);
}

.badge-error {
  background: rgba(125, 57, 235, 0.35);
  color: var(--lime);
  border: 1px solid var(--violet);
}

/* Status Indicator Dot */
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
}

.status-dot-active {
  background-color: var(--lime);
  box-shadow: 0 0 8px var(--lime);
  animation: pulse-glow 2s infinite ease-in-out;
}

.status-dot-idle {
  background-color: rgba(125, 57, 235, 0.5);
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(0.85); }
}

/* ==========================================================================
   Buttons & Interactive Elements
   Primary: Lime #C6FF33 bg, Black #000000 text
   Secondary: Black glass bg, Violet #7D39EB border, White text
   ========================================================================== */

.btn-primary-action {
  background: var(--lime);
  border: 1px solid var(--lime);
  color: var(--black);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 10px 22px;
  border-radius: 10px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 14px rgba(198, 255, 51, 0.30);
}

.btn-primary-action:hover {
  background: #D4FF5E;
  border-color: #D4FF5E;
  color: var(--black);
  box-shadow: 0 6px 22px rgba(198, 255, 51, 0.45);
  transform: translateY(-1px);
}

.btn-primary-action:active {
  background: #AEE61A;
  border-color: #AEE61A;
  color: var(--black);
  transform: translateY(0);
}

.btn-primary-action:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(198, 255, 51, 0.5);
}

.btn-catalog {
  background: rgba(125, 57, 235, 0.20);
  border: 1px solid var(--violet);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 8px 16px;
  border-radius: 9px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  transition: all 0.2s ease;
  box-shadow: 0 3px 12px rgba(125, 57, 235, 0.25);
}

.btn-catalog:hover {
  background: var(--violet);
  border-color: var(--violet);
  color: var(--white);
  box-shadow: 0 5px 18px rgba(125, 57, 235, 0.45);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(125, 57, 235, 0.12);
  border: 1px solid rgba(125, 57, 235, 0.45);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.btn-secondary:hover {
  background: rgba(125, 57, 235, 0.28);
  border-color: var(--violet);
  color: var(--lime);
  transform: translateY(-1px);
}

.btn-secondary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(125, 57, 235, 0.4);
}

/* Code Display Box */
.code-display-box {
  background: #090414;
  border: 1px solid rgba(125, 57, 235, 0.35);
  border-radius: 10px;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  overflow-x: auto;
}

.code-display-box pre {
  margin: 0;
}

.code-tab-btn {
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.70);
  border-radius: 6px;
  transition: all 0.15s ease;
  cursor: pointer;
}

.code-tab-btn.active {
  background: var(--violet);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(125, 57, 235, 0.4);
}

/* ==========================================================================
   Interactive Sliders
   Track: Inactive Dark Violet, Active Lime #C6FF33
   Thumb: Black with Lime Border
   ========================================================================== */

.slider-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.slider-track {
  width: 100%;
  height: 6px;
  background: rgba(125, 57, 235, 0.25);
  border-radius: 3px;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
}

.slider-track::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--black);
  border: 3px solid var(--lime);
  box-shadow: 0 0 10px rgba(198, 255, 51, 0.4);
  cursor: pointer;
  transition: transform 0.1s ease, background 0.15s ease, border-color 0.15s ease;
}

.slider-track::-webkit-slider-thumb:hover {
  background: var(--violet);
  border-color: var(--white);
  transform: scale(1.18);
}

.slider-track::-webkit-slider-thumb:focus,
.slider-track:focus::-webkit-slider-thumb {
  box-shadow: 0 0 0 4px rgba(198, 255, 51, 0.45);
}

.slider-track::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--black);
  border: 3px solid var(--lime);
  box-shadow: 0 0 10px rgba(198, 255, 51, 0.4);
  cursor: pointer;
}

.slider-track::-moz-range-thumb:hover {
  background: var(--violet);
  border-color: var(--white);
  transform: scale(1.18);
}

/* ==========================================================================
   Architecture Schematic Nodes
   ========================================================================== */

.arch-node {
  background: rgba(14, 8, 26, 0.78);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(125, 57, 235, 0.38);
  border-radius: 10px;
  padding: 13px;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
}

.arch-node:hover {
  border-color: var(--violet);
  box-shadow: 0 8px 24px rgba(125, 57, 235, 0.28);
  transform: translateY(-2px);
  background: rgba(22, 12, 40, 0.85);
}

/* Architecture Flaws & Traps Cards */
.flaw-card {
  background: rgba(14, 8, 26, 0.75);
  border: 1px solid rgba(125, 57, 235, 0.35);
  border-left: 4px solid var(--violet);
  border-radius: 10px;
  padding: 14px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.flaw-card.severity-CRITICAL {
  border-left-color: var(--violet);
}

.flaw-card.severity-HIGH {
  border-left-color: var(--violet);
}

.flaw-card.severity-MEDIUM {
  border-left-color: rgba(125, 57, 235, 0.6);
}

.trap-card {
  background: rgba(14, 8, 26, 0.75);
  border: 1px solid rgba(125, 57, 235, 0.35);
  border-radius: 10px;
  padding: 14px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.trap-card:hover {
  border-color: var(--violet);
  box-shadow: 0 6px 18px rgba(125, 57, 235, 0.2);
}

/* Procurement Scenario Card */
.scenario-card {
  background: rgba(14, 8, 26, 0.75);
  border: 1px solid rgba(125, 57, 235, 0.35);
  border-radius: 12px;
  padding: 16px;
  transition: all 0.2s ease;
  cursor: pointer;
}

.scenario-card:hover {
  border-color: var(--violet);
  background: rgba(22, 12, 40, 0.85);
  box-shadow: 0 6px 20px rgba(125, 57, 235, 0.22);
  transform: translateY(-1px);
}

.scenario-card.active {
  border-color: var(--violet);
  background: rgba(125, 57, 235, 0.20);
  box-shadow: 0 6px 22px rgba(125, 57, 235, 0.32);
}

/* Modals */
.modal-backdrop {
  background: var(--modal-backdrop);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.modal-box {
  background: var(--modal-surface);
  border: 1px solid var(--violet);
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.85), 0 0 30px rgba(125, 57, 235, 0.20);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* Multi-Cloud Table */
.table-teal thead th, .table-violet thead th {
  background: #0E071D;
  color: var(--white);
  border-bottom: 2px solid var(--violet);
}

.table-teal tbody tr, .table-violet tbody tr {
  border-bottom: 1px solid rgba(125, 57, 235, 0.20);
  transition: background 0.15s ease;
  color: rgba(255, 255, 255, 0.70);
}

.table-teal tbody tr:hover, .table-violet tbody tr:hover {
  background: rgba(125, 57, 235, 0.18);
  color: var(--white);
}

.table-teal tbody tr.winner-row, .table-violet tbody tr.winner-row {
  background: rgba(125, 57, 235, 0.16);
  font-weight: 600;
  color: var(--white);
  border-left: 3px solid var(--lime);
}

/* ==========================================================================
   Mobile Responsiveness Enhancements (< 640px)
   ========================================================================== */
@media (max-width: 640px) {
  /* Prevent accidental horizontal overflow */
  html, body {
    overflow-x: hidden;
    width: 100%;
  }

  /* Compact header controls */
  .glass-header {
    padding: 0 4px;
  }
  
  .btn-catalog {
    padding: 6px 10px;
    font-size: 11px;
    gap: 4px;
  }

  .btn-secondary {
    padding: 6px 10px;
    font-size: 11px;
  }

  /* Touch-friendly slider thumb */
  .slider-track::-webkit-slider-thumb {
    width: 22px;
    height: 22px;
  }
  .slider-track::-moz-range-thumb {
    width: 22px;
    height: 22px;
  }

  /* Smooth momentum scrolling for table */
  .overflow-x-auto {
    -webkit-overflow-scrolling: touch;
  }

  /* Modals full-width on mobile */
  .modal-box {
    padding: 16px;
    max-height: 92vh;
    border-radius: 12px;
  }
}