/* Filiciti Labs - Main Stylesheet */

/* Custom Font */
@font-face {
  font-family: 'Filiciti';
  src: url('../font/Filiciti-Regular.otf') format('opentype'),
       url('../font/Filiciti-Regular.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* CSS Variables */
:root {
  --bg-primary: #1F1A4A;
  --bg-secondary: #2d2875;
  --bg-card: rgba(255, 255, 255, 0.05);
  --accent-yellow: #C7C11F;
  --accent-dark-yellow: #858130;
  --accent-cyan: #4496B5;
  --accent-green: #3B9D7D;
  --text-primary: #ffffff;
  --text-muted: #9ca3af;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

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

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
  margin-bottom: 1rem;
  color: var(--text-muted);
}

.text-yellow {
  color: var(--accent-yellow);
}

.text-cyan {
  color: var(--accent-cyan);
}

.text-dark-yellow {
  color: var(--accent-dark-yellow);
}

.text-white {
  color: var(--text-primary);
}

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section-sm {
  padding: 3rem 0;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(31, 26, 74, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Filiciti', var(--font-sans);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo img {
  height: 40px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
}

.logo span {
  color: var(--accent-yellow);
}

.logo-text {
  font-family: 'Filiciti', var(--font-sans);
  font-size: 2rem;
  font-weight: 300;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

.nav-links a {
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-yellow);
}

.nav-links .btn-primary {
  color: var(--bg-primary);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 5rem;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(133, 129, 48, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(68, 150, 181, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-tagline {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid rgba(199, 193, 31, 0.3);
  border-radius: 2rem;
  font-size: 0.875rem;
  color: var(--accent-yellow);
  margin-bottom: 1.5rem;
}

.hero h1 {
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Hero Split Layout */
.hero-split {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-image {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image img {
  max-width: 100%;
  max-height: 400px;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 1rem;
  filter: drop-shadow(0 25px 50px rgba(0, 0, 0, 0.5));
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-yellow);
  color: var(--bg-primary);
}

.btn-primary:hover {
  background: var(--accent-dark-yellow);
  color: var(--bg-primary);
  transform: translateY(-2px);
}

.btn-primary:active,
.btn-primary:focus,
.btn-primary:visited {
  color: var(--bg-primary);
}

.nav-links .btn-primary:active,
.nav-links .btn-primary:focus,
.nav-links .btn-primary:visited {
  color: var(--bg-primary);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

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

.btn-dark-yellow {
  background: var(--accent-dark-yellow);
  color: var(--text-primary);
}

.btn-dark-yellow:hover {
  background: #6b6828;
  transform: translateY(-2px);
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 1rem;
  padding: 2rem;
  transition: var(--transition);
}

.card:hover {
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-4px);
}

.card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(199, 193, 31, 0.1);
  border-radius: 0.75rem;
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.card h3 {
  margin-bottom: 0.75rem;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

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

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* Section Headers */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-header p {
  font-size: 1.1rem;
}

/* Problem Section */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

/* Solution/Co-Evolution Section - Infinity Loop */
.infinity-loop {
  text-align: center;
  margin-top: 2rem;
}

.infinity-symbol {
  font-size: 4rem;
  color: var(--accent-yellow);
  margin-bottom: 1rem;
  line-height: 1;
}

.loop-container {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1.5rem;
  align-items: stretch;
}

.loop-side {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 1rem;
  padding: 2rem;
}

.human-loop {
  border-color: rgba(68, 150, 181, 0.4);
}

.ai-loop {
  border-color: rgba(133, 129, 48, 0.4);
}

.loop-title {
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
}

.loop-steps {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.loop-step {
  display: flex;
  gap: 1rem;
  text-align: left;
}

.step-number {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-weight: 700;
  flex-shrink: 0;
}

.step-number.blue {
  background: linear-gradient(135deg, var(--accent-cyan), #2d7a9c);
}

.step-number.magenta {
  background: linear-gradient(135deg, var(--accent-dark-yellow), var(--accent-yellow));
}

.step-content h4 {
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-size: 1rem;
}

.step-content p {
  font-size: 0.85rem;
  margin-bottom: 0;
}

/* Bridge */
.bridge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.bridge-arrow {
  font-size: 2rem;
  color: var(--accent-green);
}

.bridge-content {
  background: rgba(59, 157, 125, 0.15);
  border: 1px solid rgba(59, 157, 125, 0.4);
  border-radius: 1rem;
  padding: 1.5rem;
  max-width: 250px;
  text-align: center;
}

.bridge-content h4 {
  margin-bottom: 0.75rem;
  font-size: 1rem;
}

.bridge-content p {
  font-size: 0.8rem;
  margin-bottom: 0;
}

.text-green {
  color: var(--accent-green);
}

.loop-continue {
  margin-top: 2rem;
  font-size: 1.1rem;
  color: var(--text-muted);
}

/* Legacy step-card for other pages */
.coevolution-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.step-card {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 0.75rem;
  transition: var(--transition);
}

.step-card:hover {
  border-color: rgba(255, 255, 255, 0.5);
}

/* Business Model */
.business-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.business-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 1rem;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.business-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-yellow), var(--accent-dark-yellow));
}

.business-card.cyan::before {
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-yellow));
}

.business-card h3 {
  margin-bottom: 0.5rem;
}

.business-card .subtitle {
  color: var(--accent-cyan);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.business-card ul {
  list-style: none;
  margin: 1rem 0;
}

.business-card li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--text-muted);
}

.business-card li::before {
  content: '>';
  position: absolute;
  left: 0;
  color: var(--accent-yellow);
}

/* Flywheel */
.flywheel {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 1rem;
  padding: 2.5rem;
  text-align: center;
  margin-top: 3rem;
}

.flywheel h3 {
  color: var(--accent-yellow);
  margin-bottom: 1.5rem;
}

.flywheel-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.95rem;
}

.flywheel-item {
  padding: 0.75rem 1.25rem;
  background: rgba(68, 150, 181, 0.1);
  border-radius: 2rem;
  color: var(--accent-cyan);
}

.flywheel-arrow {
  color: var(--accent-dark-yellow);
  font-size: 1.25rem;
}

/* Thesis Page - Framework */
.framework-section {
  background: var(--bg-card);
  border-radius: 1rem;
  padding: 3rem;
  margin: 2rem 0;
}

.g-to-c {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 2rem;
  align-items: center;
  text-align: center;
}

.g-side, .c-side {
  padding: 2rem;
  border-radius: 1rem;
}

.g-side {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.c-side {
  background: rgba(199, 193, 31, 0.1);
  border: 1px solid rgba(199, 193, 31, 0.3);
}

.arrow-container {
  font-size: 3rem;
  color: var(--accent-dark-yellow);
}

.big-letter {
  font-size: 4rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.g-side .big-letter {
  color: var(--text-muted);
}

.c-side .big-letter {
  color: var(--accent-yellow);
}

/* Research Page */
.methodology-card {
  background: linear-gradient(135deg, rgba(133, 129, 48, 0.1), rgba(0, 212, 255, 0.1));
  border: 1px solid rgba(133, 129, 48, 0.3);
  border-radius: 1rem;
  padding: 3rem;
  margin: 2rem 0;
}

.primitives-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
}

.primitives-table th,
.primitives-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.primitives-table th {
  color: var(--accent-yellow);
  font-weight: 600;
  background: var(--bg-card);
}

.primitives-table tr:hover {
  background: var(--bg-card);
}

/* Rigor Page */
.challenge-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  padding: 2rem;
  margin-bottom: 1.5rem;
}

.challenge-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.challenge-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(133, 129, 48, 0.2);
  border-radius: 50%;
  color: var(--accent-dark-yellow);
  flex-shrink: 0;
}

.challenge-header h4 {
  color: var(--text-primary);
  margin-bottom: 0;
}

.response {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  background: rgba(59, 157, 125, 0.15);
  border-left: 3px solid var(--accent-green);
  border-radius: 0 0.5rem 0.5rem 0;
  margin-top: 1rem;
}

.response-icon {
  color: var(--accent-green);
  flex-shrink: 0;
}

.response p {
  margin-bottom: 0;
  color: var(--text-primary);
}

/* Team Page */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.team-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
}

.team-card:hover {
  border-color: rgba(199, 193, 31, 0.3);
}

.team-photo {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--accent-dark-yellow), var(--accent-cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-card h3 {
  margin-bottom: 0.25rem;
}

.team-role {
  color: var(--accent-yellow);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.team-card p {
  font-size: 0.9rem;
}

/* Contact Page */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  padding: 3rem;
  text-align: center;
  transition: var(--transition);
}

.contact-card:hover {
  transform: translateY(-4px);
}

.contact-card.enterprise {
  border-color: rgba(199, 193, 31, 0.3);
}

.contact-card.labs {
  border-color: rgba(68, 150, 181, 0.3);
}

.contact-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 2rem;
}

.contact-card.enterprise .contact-icon {
  background: rgba(199, 193, 31, 0.1);
  color: var(--accent-yellow);
}

.contact-card.labs .contact-icon {
  background: rgba(68, 150, 181, 0.1);
  color: var(--accent-cyan);
}

.contact-card h3 {
  margin-bottom: 1rem;
}

.contact-card p {
  margin-bottom: 1.5rem;
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 3rem 0 1.5rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-brand p {
  max-width: 300px;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.footer-links h4,
.footer-contact h4 {
  color: var(--accent-yellow);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--text-primary);
  font-size: 0.9rem;
}

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

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  color: var(--text-primary);
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  color: var(--text-primary);
  font-size: 1.25rem;
}

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

/* Quote Block */
.quote-block {
  background: var(--bg-card);
  border-left: 4px solid var(--accent-yellow);
  padding: 1.5rem 2rem;
  margin: 2rem 0;
  border-radius: 0 0.5rem 0.5rem 0;
}

.quote-block p {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.quote-block cite {
  color: var(--accent-cyan);
  font-size: 0.9rem;
}

.quote-explanation {
  margin-top: 1rem;
  font-size: 0.9rem;
  font-style: normal;
  color: var(--text-muted);
}

.quotes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.flywheel-loop {
  color: var(--accent-yellow);
  font-style: italic;
}

/* Stats */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.stat-item {
  text-align: center;
  padding: 1.5rem;
  background: var(--bg-card);
  border-radius: 1rem;
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent-yellow);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Badge/Tag */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-yellow {
  background: rgba(199, 193, 31, 0.2);
  color: var(--accent-yellow);
}

.badge-cyan {
  background: rgba(68, 150, 181, 0.2);
  color: var(--accent-cyan);
}

.badge-dark-yellow {
  background: rgba(133, 129, 48, 0.2);
  color: var(--accent-dark-yellow);
}

/* Paper Link */
.paper-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid rgba(68, 150, 181, 0.3);
  border-radius: 0.5rem;
  color: var(--accent-cyan);
  font-weight: 500;
  transition: var(--transition);
}

.paper-link:hover {
  background: rgba(68, 150, 181, 0.1);
  color: var(--accent-cyan);
}

/* Mobile Navigation */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-primary);
  z-index: 999;
  padding: 5rem 2rem 2rem;
}

.mobile-nav.active {
  display: block;
}

.mobile-nav ul {
  list-style: none;
}

.mobile-nav li {
  margin-bottom: 1.5rem;
}

.mobile-nav a {
  font-size: 1.5rem;
  color: var(--text-primary);
}

.mobile-nav a:hover {
  color: var(--accent-yellow);
}

.close-menu {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 2rem;
  cursor: pointer;
}

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

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

  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero {
    padding-top: 6rem;
    min-height: auto;
    padding-bottom: 4rem;
  }

  .hero-split {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero-image {
    order: -1;
  }

  .hero-image img {
    max-width: 80%;
  }

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

  .g-to-c {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .arrow-container {
    transform: rotate(90deg);
  }

  /* Infinity Loop Responsive */
  .loop-container {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .bridge {
    flex-direction: row;
    padding: 0.5rem;
  }

  .bridge-arrow {
    transform: rotate(90deg);
  }

  .bridge-content {
    max-width: 100%;
  }

  .quotes-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .section {
    padding: 3rem 0;
  }

  .flywheel-flow {
    flex-direction: column;
  }

  .flywheel-arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 480px) {
  .hero-cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* Rolling Logo Marquee */
.logo-strip {
  --strip-bg: var(--bg-secondary);
  background: var(--strip-bg);
  padding: 1.5rem 0;
  overflow: hidden;
  position: relative;
}

.logo-strip::before,
.logo-strip::after {
  content: '';
  position: absolute;
  top: 0;
  width: 100px;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.logo-strip::before {
  left: 0;
  background: linear-gradient(to right, var(--strip-bg), transparent);
}

.logo-strip::after {
  right: 0;
  background: linear-gradient(to left, var(--strip-bg), transparent);
}

.logo-track {
  display: flex;
  width: max-content;
  animation: scroll-logos 30s linear infinite;
}

.logo-track:hover {
  animation-play-state: paused;
}

.logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 2.5rem;
  white-space: nowrap;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.logo-item img {
  height: 24px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.6;
  transition: opacity 0.3s ease;
}

.logo-item:hover img,
.logo-item:hover {
  opacity: 1;
  color: rgba(255, 255, 255, 0.9);
}

@keyframes scroll-logos {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.6s ease forwards;
}

/* Geometric Background Pattern */
.geometric-bg {
  position: relative;
}

.geometric-bg::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background-image: url('../images/geometric-bg.svg');
  background-repeat: no-repeat;
  background-position: right center;
  background-size: contain;
  opacity: 0.1;
  pointer-events: none;
}