/* ==========================================================================
   AI Automation Agency - Technical Blueprint & Systems Design System
   ========================================================================== */

/* --- CSS Variables & Theme Definition --- */
:root {
  /* Color Palette - Dark Blueprint Aesthetic */
  --bg-dark: #07090e;
  --bg-canvas: #0b0f19;
  --bg-card: rgba(15, 23, 42, 0.75);
  --bg-card-hover: rgba(23, 32, 54, 0.85);
  --bg-card-solid: #0f172a;
  --bg-glass: rgba(17, 24, 39, 0.65);
  
  /* Borders & Grid lines */
  --border-dim: rgba(255, 255, 255, 0.08);
  --border-bright: rgba(0, 242, 254, 0.3);
  --border-glow: rgba(99, 102, 241, 0.4);
  --grid-line: rgba(0, 242, 254, 0.04);
  
  /* Accents & Signals */
  --accent-cyan: #00f2fe;
  --accent-cyan-glow: rgba(0, 242, 254, 0.25);
  --accent-indigo: #6366f1;
  --accent-indigo-glow: rgba(99, 102, 241, 0.25);
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  
  /* Text & Hierarchy */
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --text-accent: #00f2fe;
  
  /* Typography Fonts */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  
  /* UI Metrics */
  --header-height: 72px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5), 0 0 0 1px var(--border-dim);
  --shadow-glow: 0 0 25px rgba(0, 242, 254, 0.15);
}

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

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Technical Grid Mesh Background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: -2;
}

/* Radial Glow Backdrops */
body::after {
  content: '';
  position: fixed;
  top: -10vw;
  right: -10vw;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.08) 0%, rgba(99, 102, 241, 0.03) 50%, transparent 70%);
  pointer-events: none;
  z-index: -1;
  border-radius: 50%;
}

/* Focus styles for Accessibility */
:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 4px;
  border-radius: 4px;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* --- Placeholder Tag Styling --- */
.placeholder-tag {
  display: inline-block;
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px dashed rgba(245, 158, 11, 0.4);
  padding: 0.1rem 0.4rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.85em;
  font-weight: 500;
}

/* --- Layout Utility Classes --- */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding {
  padding: 6rem 0;
}

.text-gradient {
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-cyan) 70%, var(--accent-indigo) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.mono-tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-cyan);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.2);
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  margin-bottom: 1.25rem;
}

.mono-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  background-color: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-cyan);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 4rem auto;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* --- Navigation Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-dim);
  z-index: 1000;
  transition: var(--transition-fast);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.logo-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--bg-card-solid), #1e293b);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  box-shadow: 0 0 12px rgba(0, 242, 254, 0.2);
}

.header-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--border-bright);
  overflow: hidden;
  box-shadow: 0 0 12px rgba(0, 242, 254, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: #0f172a;
}

.header-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

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

.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--accent-cyan), #00c6ff);
  color: #040914;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  border: none;
  cursor: pointer;
}

.nav-cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.4);
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-dim);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* --- Hero Section --- */
.hero {
  padding-top: calc(var(--header-height) + 4rem);
  padding-bottom: 5rem;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content {
  max-width: 580px;
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero-subhead {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2.25rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-indigo));
  color: #ffffff;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.9rem 1.8rem;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 25px rgba(0, 242, 254, 0.25);
  transition: var(--transition-fast);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(0, 242, 254, 0.4);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: var(--bg-card);
  border: 1px solid var(--border-bright);
  color: var(--text-main);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.9rem 1.8rem;
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  cursor: pointer;
}

.btn-secondary:hover {
  background: rgba(0, 242, 254, 0.08);
  border-color: var(--accent-cyan);
  transform: translateY(-2px);
}

.hero-badge-strip {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-dim);
}

.hero-badge-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.hero-badge-item svg {
  color: var(--accent-emerald);
}

/* --- Hero Workflow Diagram Visual --- */
.diagram-container {
  background: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-card), var(--shadow-glow);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.diagram-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-dim);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.window-dots {
  display: flex;
  gap: 0.4rem;
}

.window-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-dim);
}
.window-dot.red { background: #ef4444; }
.window-dot.yellow { background: #f59e0b; }
.window-dot.green { background: #10b981; }

.diagram-status {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--accent-emerald);
}

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

@keyframes pulse-glow {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

/* Interactive SVG Node Canvas Layout */
.diagram-canvas {
  width: 100%;
  height: 380px;
  position: relative;
}

.flow-svg {
  width: 100%;
  height: 100%;
}

.flow-path {
  stroke: var(--border-dim);
  stroke-width: 2;
  stroke-dasharray: 6, 6;
}

.flow-path-active {
  stroke: var(--accent-cyan);
  stroke-width: 2.5;
  filter: drop-shadow(0 0 6px var(--accent-cyan));
}

.flow-pulse-dot {
  fill: var(--accent-cyan);
  filter: drop-shadow(0 0 8px var(--accent-cyan));
}

/* Node Elements */
.node-group {
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.node-group:hover {
  transform: translateY(-2px);
}

.node-rect {
  fill: #0d1527;
  stroke: var(--border-bright);
  stroke-width: 1.5;
  rx: 10;
  transition: var(--transition-fast);
}

.node-group:hover .node-rect {
  stroke: var(--accent-cyan);
  fill: #131f38;
  filter: drop-shadow(0 0 15px rgba(0, 242, 254, 0.2));
}

.node-icon {
  fill: var(--accent-cyan);
}

.node-title {
  fill: var(--text-main);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 12px;
}

.node-subtitle {
  fill: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 10px;
}

.diagram-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-dim);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.sim-btn {
  background: rgba(0, 242, 254, 0.1);
  border: 1px solid var(--border-bright);
  color: var(--accent-cyan);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  transition: var(--transition-fast);
}

.sim-btn:hover {
  background: var(--accent-cyan);
  color: #040914;
  font-weight: 700;
}

/* --- Services Section --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  position: relative;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(12px);
}

.service-card:hover {
  border-color: var(--border-bright);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card), 0 0 30px rgba(0, 242, 254, 0.1);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0;
  transition: var(--transition-fast);
  border-top-left-radius: var(--radius-lg);
  border-top-right-radius: var(--radius-lg);
}

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

.service-icon-wrapper {
  width: 52px;
  height: 52px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  margin-bottom: 1.5rem;
}

.service-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
  line-height: 1.3;
}

.service-description {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-features {
  list-style: none;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.service-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: var(--text-main);
}

.service-feature-item svg {
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.service-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-indigo);
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  align-self: flex-start;
}

/* --- How I Work Section (4-Step Process) --- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 50px;
  left: 10%;
  width: 80%;
  height: 2px;
  background: linear-gradient(90deg, var(--border-dim), var(--accent-cyan), var(--accent-indigo), var(--border-dim));
  z-index: 0;
}

.process-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  position: relative;
  z-index: 1;
  transition: var(--transition-fast);
}

.process-card:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
}

.process-step-num {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent-cyan);
  background: var(--bg-dark);
  width: 50px;
  height: 50px;
  border: 2px solid var(--border-bright);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
}

.process-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.process-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* --- Portfolio / Example Builds Section --- */
.honesty-banner {
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: var(--radius-md);
  padding: 1rem 1.5rem;
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.honesty-icon {
  color: var(--accent-indigo);
  flex-shrink: 0;
}

.honesty-text {
  font-size: 0.925rem;
  color: var(--text-muted);
}

.honesty-text strong {
  color: var(--text-main);
}

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

.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-normal);
}

.portfolio-card:hover {
  border-color: var(--border-bright);
  transform: translateY(-5px);
  box-shadow: var(--shadow-card);
}

.portfolio-preview-box {
  background: #090e1a;
  border-bottom: 1px solid var(--border-dim);
  padding: 1.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 180px;
}

.portfolio-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: var(--accent-emerald);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.portfolio-content {
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.portfolio-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.portfolio-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.portfolio-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-dim);
  color: var(--text-muted);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.portfolio-btn {
  width: 100%;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid var(--border-bright);
  color: var(--accent-cyan);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.portfolio-btn:hover {
  background: var(--accent-cyan);
  color: #040914;
}

/* --- About Founder Section --- */
.about-box {
  background: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  box-shadow: var(--shadow-card);
}

.about-avatar-container {
  text-align: center;
}

.about-avatar {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border: 2px solid var(--border-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem auto;
  color: var(--accent-cyan);
  box-shadow: 0 0 25px rgba(0, 242, 254, 0.2);
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.about-avatar:hover {
  transform: scale(1.05);
  box-shadow: 0 0 35px rgba(0, 242, 254, 0.35);
}

.about-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.founder-title-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.about-bio-text {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.about-principles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-dim);
}

.principle-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9rem;
}

.principle-item svg {
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 0.15rem;
}

/* --- Contact & Booking Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-method {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.contact-method-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.contact-method-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.copy-email-btn {
  background: transparent;
  border: 1px solid var(--border-dim);
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-fast);
}

.copy-email-btn:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* Contact Form Styling */
.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-card);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.form-input, .form-textarea {
  width: 100%;
  background: #090e1a;
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-md);
  padding: 0.8rem 1rem;
  color: var(--text-main);
  transition: var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 12px rgba(0, 242, 254, 0.2);
  outline: none;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-indigo));
  color: #ffffff;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.9rem 1.5rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.form-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(0, 242, 254, 0.35);
}

.form-feedback {
  margin-top: 1rem;
  padding: 0.85rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  display: none;
  font-family: var(--font-mono);
}

.form-feedback.success {
  display: block;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: var(--accent-emerald);
}

.form-feedback.error {
  display: block;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}

/* --- Modal Architecture Drawer --- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 7, 14, 0.85);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  padding: 1.5rem;
}

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

.modal-container {
  background: var(--bg-card-solid);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 780px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 50px rgba(0,0,0,0.8), 0 0 30px rgba(0, 242, 254, 0.2);
  transform: scale(0.95);
  transition: transform var(--transition-fast);
}

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

.modal-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-dim);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.35rem;
  font-weight: 700;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.08);
}

.modal-body {
  padding: 2rem;
}

.modal-spec-block {
  background: #080c17;
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-cyan);
  margin-bottom: 1.5rem;
  white-space: pre-wrap;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border-dim);
  background: #04060b;
  padding: 3rem 0 2rem 0;
  font-size: 0.9rem;
  color: var(--text-dim);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.footer-brand {
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-bottom {
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

/* --- Responsive Breakpoints --- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .services-grid, .portfolio-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .process-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  
  .process-grid::before {
    display: none;
  }
  
  .about-box {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .about-principles {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.35rem;
  }
  
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: #090e1a;
    border-bottom: 1px solid var(--border-dim);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-150%);
    transition: transform var(--transition-fast);
    z-index: 999;
  }
  
  .nav-menu.mobile-open {
    transform: translateY(0);
  }
  
  .mobile-toggle {
    display: flex;
  }
  
  .services-grid, .portfolio-grid, .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .process-grid {
    grid-template-columns: 1fr;
  }
  
  .diagram-canvas {
    height: 320px;
  }
}

/* ==========================================================================
   DYNAMIC CSS ANIMATIONS & MICRO-INTERACTIONS
   ========================================================================== */

/* Radial Ambient Backdrop Pulsing Animation */
@keyframes floatGlow {
  0%, 100% {
    transform: translate(0, 0) scale(1);
    opacity: 0.7;
  }
  50% {
    transform: translate(-30px, 20px) scale(1.1);
    opacity: 0.95;
  }
}

body::after {
  animation: floatGlow 14s ease-in-out infinite alternate;
}

/* Keyframes: Smooth Fade In Up */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Keyframes: Floating Badge */
@keyframes subtleFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-5px);
  }
}

/* Hero Entrance Animations */
.hero-content {
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.mono-tag {
  animation: subtleFloat 4s ease-in-out infinite;
}

/* Scroll Reveal Classes (Driven by IntersectionObserver) */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(35px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Dynamic Card Hover Effects */
.service-card,
.portfolio-card,
.process-card,
.about-box,
.contact-single-card {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), 
              border-color 0.35s cubic-bezier(0.16, 1, 0.3, 1), 
              box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover,
.portfolio-card:hover,
.process-card:hover,
.contact-single-card:hover {
  transform: translateY(-7px);
  border-color: rgba(0, 242, 254, 0.45);
  box-shadow: 0 16px 40px -10px rgba(0, 242, 254, 0.15), 0 0 0 1px rgba(0, 242, 254, 0.3);
}

/* Primary Button Shimmer & Active Micro-Animation */
.btn-primary {
  position: relative;
  overflow: hidden;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    60deg,
    transparent 30%,
    rgba(255, 255, 255, 0.25) 50%,
    transparent 70%
  );
  transform: rotate(30deg) translateX(-100%);
  transition: transform 0.6s ease;
}

.btn-primary:hover::after {
  transform: rotate(30deg) translateX(100%);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 242, 254, 0.35);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* Badge Strip Hover Micro-Interactions */
.hero-badge-item {
  transition: transform 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.hero-badge-item:hover {
  transform: translateY(-3px);
  border-color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.08);
}