:root {
  /* Color Palette */
  --bg-dark: #07090b;
  --bg-darker: #040506;
  --text-main: #d1d5db;
  --text-muted: #8b949e;
  --text-light: #f3f4f6;
  
  /* Cybernetic Accents */
  --accent-neon: #ff6b35;
  --accent-glow: rgba(255, 107, 53, 0.4);
  --accent-faint: rgba(255, 107, 53, 0.08);

  /* Glassmorphism Variables */
  --glass-bg: rgba(20, 24, 32, 0.5);
  --glass-border: rgba(255, 255, 255, 0.05);
  --glass-highlight: rgba(255, 255, 255, 0.1);
  --glass-blur: blur(16px);

  /* Typography */
  --font-mono: 'Space Mono', monospace;
  --font-sans: 'Outfit', system-ui, -apple-system, sans-serif;
  
  /* Layout */
  --max-w: 800px;
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px; /* Offset for sticky nav */
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 1.125rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
}

::selection {
  background: var(--accent-neon);
  color: var(--bg-darker);
}

a {
  color: var(--accent-neon);
  text-decoration: none;
  transition: all 0.3s ease;
}

/* Ambient Glow FX */
.ambient-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  z-index: -1;
  pointer-events: none;
  opacity: 0.3;
  transition: transform 0.2s ease-out;
}

.glow-1 {
  width: 40vw;
  height: 40vw;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  top: -10vw;
  left: -10vw;
}

.glow-2 {
  width: 30vw;
  height: 30vw;
  background: radial-gradient(circle, rgba(62, 102, 249, 0.15) 0%, transparent 70%);
  bottom: -5vw;
  right: -5vw;
}

/* Typography elements */
h1, h2, h3 {
  font-family: var(--font-sans);
  color: var(--text-light);
  line-height: 1.2;
}

.gradient-text {
  background: linear-gradient(135deg, var(--text-light) 0%, var(--accent-neon) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-center { text-align: center; }

/* Layout Helpers */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 7rem 0;
  position: relative;
}

/* UI Elements */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-top: 1px solid var(--glass-highlight);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.hover-glow {
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.hover-glow:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 107, 53, 0.3);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3), 0 0 16px var(--accent-faint);
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-neon);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 1.25rem;
  display: inline-block;
}

/* Nav */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  transition: all 0.4s ease;
  padding: 1.5rem 0;
}

nav.scrolled {
  background: rgba(4, 5, 6, 0.8);
  backdrop-filter: blur(20px);
  padding: 1rem 0;
  border-bottom: 1px solid var(--glass-border);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo a {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-light);
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--text-light);
}

.btn-outline {
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--accent-neon);
  border-radius: 6px;
  color: var(--accent-neon) !important;
  font-family: var(--font-mono);
  font-size: 0.85rem !important;
  text-transform: uppercase;
}
.btn-outline:hover {
  background: var(--accent-faint);
  box-shadow: 0 0 15px var(--accent-faint);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 6rem;
  padding-bottom: 4rem;
}

.hero-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-neon);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 rgba(255, 107, 53, 0.4);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(255, 107, 53, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 107, 53, 0); }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 1.5rem;
}

.hero-sub {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 650px;
  margin-bottom: 3rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
}

.stat-item {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-light);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.25rem;
}

/* Content Sections */
.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.section-subtitle {
  color: var(--text-muted);
  font-size: 1.15rem;
  margin-bottom: 2rem;
}

.content-block {
  padding: 2.5rem;
}

.content-block p {
  margin-bottom: 1.5rem;
}
.content-block p:last-of-type {
  margin-bottom: 0;
}

.before-after {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.ba-card {
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.02);
  display: flex;
  flex-direction: column;
}
.ba-card.after {
  border-color: rgba(255, 107, 53, 0.3);
  background: var(--accent-faint);
}

.ba-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.ba-card.after .ba-label {
  color: var(--accent-neon);
}

.ba-detail {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.glow-text {
  text-shadow: 0 0 15px rgba(255, 107, 53, 0.4);
}

.cost-note {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-muted);
  padding-top: 1.5rem;
  border-top: 1px solid var(--glass-border);
}

/* Lessons Grid */
.lessons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.lesson-block {
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.lesson-icon {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--accent-neon);
  opacity: 0.5;
  margin-bottom: 1rem;
}

.lesson-block h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.lesson-block p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* CTA */
.cta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.cta-card {
  padding: 2.5rem;
  display: block;
  text-decoration: none !important;
}

.cta-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-light);
}

.cta-card p {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.cta-link {
  font-family: var(--font-mono);
  color: var(--accent-neon);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Footer */
footer {
  border-top: 1px solid var(--glass-border);
  padding: 3rem 0;
  text-align: center;
}

.footer-content p {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* CTA email note */
.cta-email-note {
  text-align: center;
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.cta-email-note a {
  color: var(--accent-neon);
}

/* Logo accent dot */
.logo-accent {
  color: var(--accent-neon);
}

/* About text */
.about-text {
  max-width: 680px;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 1.2rem;
}

.about-text p:last-child {
  margin-bottom: 0;
}

/* Results Banner */
.results-banner {
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  padding: 4rem 0;
  position: relative;
  overflow: hidden;
}

.results-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-faint) 0%, transparent 50%);
  pointer-events: none;
}

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

.result-item .result-number {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: var(--accent-neon);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.result-item .result-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Case Study */
.case-study {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.case-header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.case-client {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text-light);
}

.case-type {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.case-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 2.5rem;
}

.case-narrative p {
  color: var(--text-muted);
  margin-bottom: 1.2rem;
}

.case-narrative p:last-child {
  margin-bottom: 0;
}

.case-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.detail-card {
  padding: 1.5rem;
}

.detail-card h4 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.6rem;
  color: var(--text-light);
}

.detail-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Approach */
.approach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.approach-card {
  padding: 2rem 1.5rem;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.approach-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 107, 53, 0.3);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3), 0 0 16px var(--accent-faint);
}

.card-num {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 2rem;
  color: var(--accent-neon);
  line-height: 1;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.approach-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
}

.approach-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Media Queries */
@media (max-width: 768px) {
  .hero-stats {
    grid-template-columns: 1fr;
  }
  .before-after {
    grid-template-columns: 1fr;
  }
  .nav-links a:not(.btn-outline) {
    display: none;
  }
  .results-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .case-body {
    grid-template-columns: 1fr;
  }
  .approach-grid {
    grid-template-columns: 1fr;
  }
}