/* ==========================================================================
   INNOVAISSI - Modern Design System & Cybernetic Glassmorphic Styling
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Color Palette */
  --bg-primary: #06080f;
  --bg-secondary: #0b0f19;
  --bg-tertiary: #111726;
  --bg-glass: rgba(11, 15, 25, 0.75);
  --bg-glass-card: rgba(16, 22, 36, 0.6);
  --bg-glass-hover: rgba(23, 32, 54, 0.8);

  /* Neon Accents */
  --cyan-core: #00f2ff;
  --cyan-glow: rgba(0, 242, 255, 0.35);
  --cyan-subtle: rgba(0, 242, 255, 0.12);

  --indigo-core: #6366f1;
  --indigo-glow: rgba(99, 102, 241, 0.35);
  --indigo-subtle: rgba(99, 102, 241, 0.15);

  --violet-core: #a855f7;
  --emerald-core: #10b981;
  --emerald-glow: rgba(16, 185, 129, 0.35);

  /* Typography */
  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  /* Borders & Shadows */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 242, 255, 0.3);
  --glass-blur: blur(16px);
  --shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 30px -5px var(--cyan-glow);

  /* Layout */
  --container-max: 1240px;
  --header-height: 80px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Grid Background Texture */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.12), transparent 45%),
    radial-gradient(circle at 85% 60%, rgba(0, 242, 255, 0.08), transparent 40%),
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 48px 48px, 48px 48px;
  pointer-events: none;
  z-index: 0;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 4px;
  border: 1px solid var(--border-subtle);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--indigo-core);
}

/* --------------------------------------------------------------------------
   Layout Utilities
   -------------------------------------------------------------------------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

section {
  padding: 110px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 64px auto;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--bg-glass-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--cyan-core);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  backdrop-filter: var(--glass-blur);
}

.badge .pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--emerald-core);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--emerald-core);
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 10%, var(--cyan-core) 60%, var(--indigo-core) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   Buttons & Interactive Elements
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  outline: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan-core), var(--indigo-core));
  color: #040813;
  box-shadow: 0 4px 25px -4px var(--cyan-glow);
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: 0.6s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px -4px var(--cyan-glow);
}

.btn-primary:hover::after {
  left: 100%;
}

.btn-secondary {
  background: var(--bg-glass-card);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  backdrop-filter: var(--glass-blur);
}

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

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  transition: var(--transition);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo-symbol {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--cyan-core), var(--indigo-core));
  border-radius: 10px;
  display: grid;
  place-items: center;
  box-shadow: 0 0 15px var(--cyan-glow);
  position: relative;
}

.logo-symbol svg {
  width: 22px;
  height: 22px;
  fill: #040813;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--cyan-core);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.audio-toggle-btn {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: var(--transition);
}

.audio-toggle-btn:hover {
  border-color: var(--cyan-core);
  color: var(--cyan-core);
}

.audio-toggle-btn.active {
  color: var(--cyan-core);
  border-color: var(--cyan-core);
  box-shadow: 0 0 10px var(--cyan-glow);
}

.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 24px;
  cursor: pointer;
}

/* --------------------------------------------------------------------------
   Hero Section & 3D WebGL Canvas
   -------------------------------------------------------------------------- */
.hero-section {
  min-height: 100vh;
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 80px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

#canvas-3d {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: all;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
  pointer-events: none; /* Let 3D canvas receive pointer events where not clicking buttons */
}

.hero-content * {
  pointer-events: auto;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5.5vw, 4.4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero-desc {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 36px;
  max-width: 680px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.metric-card {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  backdrop-filter: var(--glass-blur);
  transition: var(--transition);
}

.metric-card:hover {
  border-color: var(--cyan-core);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -5px rgba(0, 242, 255, 0.15);
}

.metric-val {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--cyan-core);
  line-height: 1;
  margin-bottom: 6px;
}

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

/* --------------------------------------------------------------------------
   Live Interactive Agentic Simulator
   -------------------------------------------------------------------------- */
.simulator-section {
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  position: relative;
}

.simulator-window {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 50px -20px var(--indigo-glow);
}

.simulator-topbar {
  background: var(--bg-tertiary);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
}

.terminal-dots {
  display: flex;
  gap: 8px;
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

.sim-status {
  font-family: var(--font-mono);
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--emerald-core);
}

.simulator-tabs {
  display: flex;
  background: rgba(8, 12, 22, 0.9);
  border-bottom: 1px solid var(--border-subtle);
  overflow-x: auto;
}

.sim-tab-btn {
  padding: 12px 20px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}

.sim-tab-btn:hover {
  color: var(--text-primary);
}

.sim-tab-btn.active {
  color: var(--cyan-core);
  border-bottom-color: var(--cyan-core);
  background: rgba(0, 242, 255, 0.05);
}

.simulator-body {
  display: grid;
  grid-template-columns: 360px 1fr;
  min-height: 480px;
}

.sim-pipeline-nav {
  background: rgba(11, 16, 28, 0.95);
  border-right: 1px solid var(--border-subtle);
  padding: 24px;
}

.sim-controls {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
}

.pipeline-steps {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.step-node {
  padding: 12px 16px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 12px;
  transition: var(--transition);
}

.step-node.active {
  border-color: var(--cyan-core);
  background: var(--cyan-subtle);
  box-shadow: 0 0 15px -3px var(--cyan-glow);
}

.step-node.completed {
  border-color: var(--emerald-core);
}

.step-node.completed .node-num {
  background: var(--emerald-core);
  color: #040813;
}

.node-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: grid;
  place-items: center;
  font-size: 11px;
  font-family: var(--font-mono);
  font-weight: 700;
}

.step-node.active .node-num {
  background: var(--cyan-core);
  color: #040813;
}

.node-info h4 {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 2px;
}

.node-info p {
  font-size: 11px;
  color: var(--text-muted);
}

.sim-terminal-screen {
  background: #04060b;
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  overflow-y: auto;
  max-height: 520px;
}

.log-entry {
  margin-bottom: 8px;
  animation: fadeIn 0.2s ease-in;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.log-time { color: var(--text-muted); margin-right: 8px; }
.log-tag { font-weight: 600; padding: 2px 6px; border-radius: 4px; font-size: 11px; margin-right: 8px; }
.tag-agent { background: rgba(99, 102, 241, 0.2); color: #818cf8; }
.tag-mcp { background: rgba(0, 242, 255, 0.2); color: var(--cyan-core); }
.tag-reason { background: rgba(168, 85, 247, 0.2); color: #c084fc; }
.tag-cloud { background: rgba(16, 185, 129, 0.2); color: var(--emerald-core); }
.tag-payload { background: rgba(245, 158, 11, 0.2); color: #fbbf24; }

/* --------------------------------------------------------------------------
   Services & Core Capabilities Matrix
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  backdrop-filter: var(--glass-blur);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan-core), transparent);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 242, 255, 0.4);
  box-shadow: 0 20px 40px -10px rgba(0, 242, 255, 0.15);
  background: var(--bg-glass-hover);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  display: grid;
  place-items: center;
  color: var(--cyan-core);
  margin-bottom: 24px;
  box-shadow: 0 0 20px -5px var(--cyan-glow);
}

.service-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.service-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 24px;
  flex-grow: 1;
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 20px;
}

.service-features li {
  font-size: 13px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-features li svg {
  color: var(--cyan-core);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Model Context Protocol (MCP) Visualizer
   -------------------------------------------------------------------------- */
.mcp-section {
  position: relative;
}

.mcp-visualizer-box {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px;
  backdrop-filter: var(--glass-blur);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.mcp-nodes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.mcp-tool-node {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px;
  cursor: pointer;
  transition: var(--transition);
}

.mcp-tool-node:hover, .mcp-tool-node.active {
  border-color: var(--cyan-core);
  background: var(--cyan-subtle);
  transform: translateY(-2px);
  box-shadow: 0 0 20px var(--cyan-glow);
}

.mcp-tool-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.mcp-tool-name {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--cyan-core);
}

.mcp-badge {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.1);
}

.mcp-tool-desc {
  font-size: 12px;
  color: var(--text-muted);
}

.mcp-code-preview {
  background: #030509;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #cbd5e1;
  overflow-x: auto;
  line-height: 1.6;
}

.mcp-code-preview pre {
  margin: 0;
}

/* --------------------------------------------------------------------------
   Live ROI & Time-to-Market Calculator
   -------------------------------------------------------------------------- */
.calculator-box {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px;
  backdrop-filter: var(--glass-blur);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  box-shadow: var(--shadow-lg);
}

.calc-inputs {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.calc-slider-group label {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
}

.calc-slider-val {
  color: var(--cyan-core);
  font-family: var(--font-mono);
}

.calc-slider {
  width: 100%;
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  outline: none;
  -webkit-appearance: none;
}

.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--cyan-core);
  cursor: pointer;
  box-shadow: 0 0 12px var(--cyan-glow);
  transition: transform 0.1s;
}

.calc-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.calc-results {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.calc-kpi-item {
  margin-bottom: 24px;
}

.calc-kpi-val {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  color: var(--cyan-core);
  margin-bottom: 6px;
}

.calc-kpi-sub {
  font-size: 13px;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   Founding Engineer Philosophy
   -------------------------------------------------------------------------- */
.founder-box {
  background: linear-gradient(135deg, rgba(16, 24, 40, 0.7), rgba(11, 15, 25, 0.9));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 56px;
  backdrop-filter: var(--glass-blur);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}

.founder-principles {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.principle-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.principle-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--cyan-subtle);
  color: var(--cyan-core);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.principle-content h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}

.principle-content p {
  font-size: 14px;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   Modal Window (Consultation / Booking)
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 6, 11, 0.85);
  backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  max-width: 620px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg), 0 0 50px -10px var(--cyan-glow);
  transform: translateY(20px) scale(0.96);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 40px;
  position: relative;
}

.modal-overlay.open .modal-container {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
  transition: var(--transition);
}

.modal-close-btn:hover {
  color: var(--cyan-core);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 14px;
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--cyan-core);
  box-shadow: 0 0 10px var(--cyan-glow);
}

.checkbox-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
}

.chip-label input {
  display: none;
}

.chip-label:has(input:checked) {
  background: var(--cyan-subtle);
  border-color: var(--cyan-core);
  color: var(--cyan-core);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 64px 0 32px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-top: 14px;
  max-width: 320px;
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 18px;
  color: var(--text-primary);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 13px;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--cyan-core);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-subtle);
  padding-top: 24px;
  font-size: 13px;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .mcp-visualizer-box,
  .calculator-box,
  .founder-box {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .mobile-nav-toggle {
    display: block;
  }
  .hero-metrics {
    grid-template-columns: 1fr;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .simulator-body {
    grid-template-columns: 1fr;
  }
  .mcp-nodes-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}