/* === Variables === */
:root {
  /* Colors */
  --bg-primary: #0a0a1a;
  --bg-secondary: #12122a;
  --bg-card: rgba(255, 255, 255, 0.05);
  --bg-card-hover: rgba(255, 255, 255, 0.08);
  --accent: #6c63ff;
  --accent-hover: #8078ff;
  --accent-glow: rgba(108, 99, 255, 0.3);
  --accent-secondary: #00d4aa;
  --text-primary: #f0f0f5;
  --text-secondary: #b8b8d4;
  --text-muted: #7a7a9e;
  --border: rgba(255, 255, 255, 0.1);
  --border-hover: rgba(255, 255, 255, 0.2);

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Layout */
  --max-width: 1200px;
  --header-height: 72px;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* === Base === */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-hover);
}

ul, ol {
  list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-family: var(--font-body);
  font-weight: 600;
}

p {
  color: var(--text-secondary);
  max-width: 65ch;
}

strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Selection */
::selection {
  background: var(--accent);
  color: #fff;
}

/* Scroll animations */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Focus styles */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* === Layout === */

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Section */
.section {
  padding: var(--space-3xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-header p {
  margin: var(--space-md) auto 0;
  max-width: 600px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: background var(--transition-base), backdrop-filter var(--transition-base);
}

.header.scrolled {
  background: rgba(10, 10, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

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

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.logo-iq {
  color: var(--accent);
  font-weight: 800;
}

.logo-cx {
  color: var(--accent-secondary);
  font-weight: 700;
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.nav a:hover,
.nav a.active {
  color: var(--text-primary);
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition-fast);
}

.nav a:hover::after,
.nav a.active::after {
  width: 100%;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  margin: 5px 0;
  transition: var(--transition-fast);
}

/* Mobile nav */
@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    background: rgba(10, 10, 26, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: var(--space-xl);
    gap: var(--space-lg);
    transform: translateX(100%);
    transition: transform var(--transition-base);
  }

  .nav.open {
    transform: translateX(0);
  }

  .nav a {
    font-size: 1.2rem;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: var(--space-xl) 0;
}

.footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  text-align: center;
}

.footer-nav {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-nav a {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-nav a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.footer-social {
  display: flex;
  gap: var(--space-md);
}

.footer-social a {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-social a:hover {
  color: var(--accent);
}

/* Grid */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* Page header (for inner pages) */
.page-header {
  padding: calc(var(--header-height) + var(--space-3xl)) 0 var(--space-xl);
  text-align: center;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.page-header p {
  margin: var(--space-md) auto 0;
  max-width: 600px;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-muted);
}

.breadcrumb span {
  color: var(--text-secondary);
}

/* === Components === */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

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

/* Glass Card */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-base);
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.5rem;
  color: #fff;
}

.card-icon svg {
  width: 24px;
  height: 24px;
}

.card h3 {
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Stats */
.stats {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
  padding: var(--space-xl) 0;
}

.stat {
  text-align: center;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

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

/* Tech strip */
.tech-strip {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
  padding: var(--space-lg) 0;
}

.tech-item {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.tech-item:hover {
  color: var(--text-secondary);
}

/* CTA Section */
.cta-section {
  text-align: center;
  padding: var(--space-3xl) 0;
  background: linear-gradient(135deg, rgba(108, 99, 255, 0.1) 0%, rgba(0, 212, 170, 0.05) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cta-section h2 {
  margin-bottom: var(--space-md);
}

.cta-section p {
  margin: 0 auto var(--space-lg);
}

/* Badge */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--radius-full);
  border: 1px solid var(--accent);
  color: var(--accent);
}

/* Divider */
.divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
  border: none;
  border-radius: var(--radius-full);
  margin: var(--space-lg) auto;
}

/* Form */
.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-xs);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
}

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

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%237a7a9e' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* FAQ */
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: var(--space-lg) 0;
}

.faq-question {
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.05rem;
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--accent);
  transition: transform var(--transition-fast);
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding-top: var(--space-md);
}

/* Process steps */
.process {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  padding: var(--space-lg) 0;
}

.process-step {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.process-number {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
}

.process-label {
  font-weight: 500;
  font-size: 0.9rem;
}

.process-arrow {
  color: var(--text-muted);
  font-size: 1.2rem;
}

@media (max-width: 768px) {
  .process {
    flex-direction: column;
    align-items: flex-start;
  }

  .process-arrow {
    transform: rotate(90deg);
    align-self: center;
  }
}

/* Engagement flow (How We Work) */
.engagement-flow {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: var(--space-xl);
}

.engagement-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-md);
}

.engagement-node {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(108, 99, 255, 0.12);
  border: 1.5px solid rgba(108, 99, 255, 0.35);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  color: var(--accent);
  position: relative;
  transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  flex-shrink: 0;
}

.engagement-step:hover .engagement-node {
  background: rgba(108, 99, 255, 0.2);
  border-color: rgba(108, 99, 255, 0.6);
  box-shadow: 0 0 24px rgba(108, 99, 255, 0.25);
}

.engagement-index {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
  line-height: 1;
}

.engagement-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: 0 var(--space-sm);
}

.engagement-content h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.engagement-content p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin: 0;
}

.engagement-time {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent-secondary);
  background: rgba(0, 212, 170, 0.1);
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: var(--radius-full);
  padding: 0.2rem 0.65rem;
}

.engagement-connector {
  display: flex;
  align-items: center;
  padding-top: 32px; /* align with node center */
  color: rgba(108, 99, 255, 0.4);
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .engagement-flow {
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
  }

  .engagement-connector {
    padding-top: 0;
    transform: rotate(90deg);
  }

  .engagement-step {
    width: 100%;
    max-width: 320px;
  }
}

/* === Pages === */

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(108, 99, 255, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(0, 212, 170, 0.08) 0%, transparent 50%),
    linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  z-index: -1;
}

.hero .container {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
}

.hero-badge {
  margin-bottom: var(--space-lg);
}

.hero h1 {
  margin-bottom: var(--space-lg);
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto var(--space-xl);
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Services grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

/* About page */
.founder-section {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-xl);
  align-items: start;
}

.founder-photo {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.founder-bio h3 {
  font-size: 1.75rem;
  font-family: var(--font-heading);
  margin-bottom: var(--space-xs);
}

.founder-title {
  color: var(--accent);
  font-weight: 500;
  margin-bottom: var(--space-lg);
}

.founder-bio p {
  margin-bottom: var(--space-md);
}

@media (max-width: 768px) {
  .founder-section {
    grid-template-columns: 1fr;
  }

  .founder-photo {
    max-width: 250px;
    margin: 0 auto;
  }
}

/* Certifications grid */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
}

.cert-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Contact page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-info h2 {
  margin-bottom: var(--space-md);
}

.contact-info h3 {
  margin-bottom: var(--space-md);
}

.contact-info p {
  margin-bottom: var(--space-lg);
}

.contact-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
}

.contact-link:hover {
  color: var(--accent);
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* Expertise page */
.expertise-section {
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--border);
}

.expertise-section:last-of-type {
  border-bottom: none;
}

.expertise-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.expertise-tag {
  padding: 0.4rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.expertise-tag:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Differentiators */
.differentiators {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.differentiator {
  padding: var(--space-lg);
}

.differentiator h3 {
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

@media (max-width: 768px) {
  .differentiators {
    grid-template-columns: 1fr;
  }
}

/* === Insights / Blog === */

.insights-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.insight-card {
  padding: var(--space-lg) 0;
}

.insight-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.insight-category {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(108, 99, 255, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(108, 99, 255, 0.3);
}

.insight-date {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.insight-title {
  font-size: clamp(1.3rem, 2.5vw, 1.7rem);
  margin-bottom: var(--space-md);
  line-height: 1.3;
}

.insight-title a {
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.insight-title a:hover {
  color: var(--accent);
}

.insight-excerpt {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.insight-read-more {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.insight-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* Article styles */

.article-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: var(--space-sm);
  line-height: 1.2;
}

.article-byline {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: var(--space-sm);
}

.article-byline a {
  color: var(--text-secondary);
}

.article-body {
  margin-top: var(--space-xl);
}

.article-body p {
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: var(--space-md);
}

.article-body h2 {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border);
}

.article-body h3 {
  font-size: 1.05rem;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
  color: var(--accent);
}

.article-cta {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-top: var(--space-xl);
}

.article-cta p {
  color: var(--text-secondary);
  margin-bottom: 0;
}

.article-nav {
  display: flex;
  gap: var(--space-md);
  justify-content: space-between;
  flex-wrap: wrap;
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border);
}

.article-tech-tags {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Architecture layer diagram */

.arch-layers {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: var(--space-lg) 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
}

.arch-layer {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition-fast);
}

.arch-layer:last-child {
  border-bottom: none;
}

.arch-layer:hover {
  background: var(--bg-card-hover);
}

.arch-layer-label {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--accent);
  min-width: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.arch-layer-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* === Work / Case Studies === */

.case-study {
  padding: var(--space-xl) 0;
}

.case-study-header {
  margin-bottom: var(--space-lg);
}

.case-study-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.case-tag {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-secondary);
  background: rgba(0, 212, 170, 0.08);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 212, 170, 0.25);
}

.case-study-header h2 {
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  margin-bottom: var(--space-sm);
}

.case-study-scale {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.case-study-body {
  margin-top: var(--space-lg);
}

.case-study-section {
  margin-bottom: var(--space-lg);
}

.case-study-section h3 {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.case-study-section p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-sm);
}

.case-study-outcomes {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-top: var(--space-lg);
}

.case-study-outcomes h3 {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.outcome-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-md);
}

.outcome-stat {
  text-align: center;
  padding: var(--space-md);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.outcome-value {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
  margin-bottom: var(--space-xs);
}

.outcome-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.case-study-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* === Section eyebrows === */
.section-eyebrow {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-secondary);
  margin-bottom: var(--space-sm);
}

/* === Gradient section separator === */
.section-gradient-sep {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--accent) 30%, var(--accent-secondary) 70%, transparent 100%);
  opacity: 0.3;
  border: none;
  margin: 0;
}

/* === Bento services grid (home) === */
.services-bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: var(--space-lg);
}

.services-bento .card:nth-child(1) {
  grid-column: span 2;
}

.services-bento .card:nth-child(5) {
  grid-column: span 2;
}

@media (max-width: 1024px) {
  .services-bento {
    grid-template-columns: repeat(2, 1fr);
  }
  .services-bento .card:nth-child(1),
  .services-bento .card:nth-child(5) {
    grid-column: span 1;
  }
}

@media (max-width: 640px) {
  .services-bento {
    grid-template-columns: 1fr;
  }
}

/* === Firm stat tiles (About page) === */
.firm-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.firm-stat-tile {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
  transition: all var(--transition-base);
}

.firm-stat-tile:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
}

.firm-stat-value {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.firm-stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

@media (max-width: 640px) {
  .firm-stats {
    grid-template-columns: 1fr;
  }
}

/* === Approach steps (About page) === */
.approach-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  position: relative;
}

.approach-step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
  position: relative;
}

.approach-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 700;
  margin: 0 auto var(--space-md);
}

.approach-step h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.approach-step p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

@media (max-width: 640px) {
  .approach-steps {
    grid-template-columns: 1fr;
  }
}

/* === Insights 3-column grid === */
.insights-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.insight-card-compact {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  transition: all var(--transition-base);
}

.insight-card-compact:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.insight-card-compact .insight-title {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
}

.insight-card-compact .insight-excerpt {
  font-size: 0.875rem;
  flex: 1;
}

@media (max-width: 1024px) {
  .insights-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .insights-grid-3 {
    grid-template-columns: 1fr;
  }
}

/* === Inline article CTA === */
.article-inline-cta {
  background: linear-gradient(135deg, rgba(108, 99, 255, 0.08) 0%, rgba(0, 212, 170, 0.05) 100%);
  border: 1px solid rgba(108, 99, 255, 0.25);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.article-inline-cta p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin: 0;
  max-width: none;
}

@media (max-width: 640px) {
  .article-inline-cta {
    flex-direction: column;
    text-align: center;
  }
}