/* 
   The Science Collective - Main Stylesheet
   Academic Brutalism meets Modern Swiss Design
   Clean, monochromatic, typography-focused
*/

:root {
  /* Color Palette - Slate, Zinc, Teal */
  --canvas-50: #f8fafc;
  --canvas-100: #f1f5f9;
  --white: #ffffff;
  
  --ink-900: #0f172a;
  --ink-800: #1e293b;
  --ink-700: #334155;
  --ink-600: #475569;
  --ink-500: #64748b;
  
  --accent-50: #f0fdfa;
  --accent-100: #ccfbf1;
  --accent-300: #5eead4;
  --accent-400: #2dd4bf;
  --accent-500: #14b8a6;
  --accent-600: #0d9488;
  --accent-700: #0f766e;
  --accent-800: #115e59;
  --accent-900: #134e4a;
  
  --zinc-50: #fafafa;
  --zinc-100: #f4f4f5;
  --zinc-200: #e4e4e7;
  --zinc-300: #d4d4d8;
  --zinc-400: #a1a1aa;
  --zinc-500: #71717a;
  --zinc-600: #52525b;
  --zinc-700: #3f3f46;
  --zinc-800: #27272a;
  --zinc-900: #18181b;
  
  /* Typography */
  --font-serif: 'Merriweather', Georgia, Cambria, 'Times New Roman', serif;
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing */
  --container-width: 1200px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-700);
  background-color: var(--canvas-50);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink-900);
}

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

ul {
  list-style: none;
}

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

/* Utility Classes */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

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

.font-serif { font-family: var(--font-serif); }
.font-sans { font-family: var(--font-sans); }

.text-accent { color: var(--accent-700); }
.text-white { color: var(--white); }

.bg-canvas { background-color: var(--canvas-50); }
.bg-white { background-color: var(--white); }
.bg-ink-900 { background-color: var(--ink-900); }

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-md) 0;
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ink-200);
  padding: var(--spacing-sm) 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(255, 255, 255, 0.5);
  color: var(--white);
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.125rem;
  transition: all 0.3s ease;
}

.navbar.scrolled .logo-icon {
  border-color: var(--ink-900);
  background: var(--ink-900);
  color: var(--white);
}

.logo-text {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--white);
  transition: color 0.3s ease;
}

.navbar.scrolled .logo-text {
  color: var(--ink-900);
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-links a {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: 0.05em;
  transition: color 0.3s ease;
}

.navbar.scrolled .nav-links a {
  color: var(--ink-600);
}

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

.navbar.scrolled .nav-links a:hover {
  color: var(--ink-900);
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.mobile-menu-btn svg {
  width: 24px;
  height: 24px;
  color: var(--white);
}

.navbar.scrolled .mobile-menu-btn {
  color: var(--ink-900);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
}

.hero-panel {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.1s ease-out;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: inherit;
  filter: grayscale(20%) contrast(110%);
}

.hero-left .hero-bg::after {
  background: linear-gradient(135deg, rgba(15, 118, 110, 0.8), rgba(13, 148, 136, 0.6));
}

.hero-right .hero-bg::after {
  background: linear-gradient(225deg, rgba(15, 23, 42, 0.9), rgba(30, 41, 59, 0.7));
}

.hero-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: var(--spacing-lg);
  z-index: 10;
}

.hero-badge {
  display: inline-block;
  border-bottom: 2px solid var(--accent-400);
  padding-bottom: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.hero-badge span {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-300);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

.hero-subtitle {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  color: var(--zinc-300);
  max-width: 600px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-xl);
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  border: 1px solid;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent-700);
  border-color: var(--accent-500);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--accent-600);
}

.btn-secondary {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.3);
  color: var(--white);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  animation: bounce 2s infinite;
}

.scroll-indicator svg {
  width: 24px;
  height: 24px;
  color: rgba(255, 255, 255, 0.6);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}

/* Search Section */
.search-section {
  background: var(--white);
  border-bottom: 1px solid var(--ink-200);
  padding: var(--spacing-lg) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.search-section .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.search-title {
  font-size: 1.25rem;
  color: var(--ink-900);
}

.search-title span {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--zinc-500);
  margin-top: 4px;
}

.search-container {
  flex: 1;
  max-width: 500px;
  min-width: 250px;
}

.search-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  border: 2px solid var(--ink-200);
  border-radius: 0;
  outline: none;
  transition: border-color 0.3s ease;
}

.search-input:focus {
  border-color: var(--accent-600);
}

.search-input::placeholder {
  color: var(--zinc-400);
}

/* Introduction Section */
.intro-section {
  background: var(--white);
  padding: var(--spacing-3xl) 0;
}

.intro-section .container {
  max-width: 800px;
  text-align: center;
}

.intro-label {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-700);
  margin-bottom: var(--spacing-md);
}

.intro-section h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: var(--spacing-lg);
}

.intro-section h2 span {
  font-style: italic;
  font-weight: 300;
}

.intro-section p {
  font-size: 1.125rem;
  color: var(--ink-600);
  line-height: 1.8;
}

/* Section Headers */
.section-header {
  margin-bottom: var(--spacing-2xl);
}

.section-number {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-700);
  margin-bottom: var(--spacing-xs);
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: var(--spacing-sm);
}

.section-description {
  font-size: 1.125rem;
  color: var(--ink-600);
  max-width: 600px;
}

.section-line {
  width: 96px;
  height: 4px;
  background: var(--accent-700);
  margin-top: var(--spacing-md);
}

/* Taxonomy Section */
.taxonomy-section {
  padding: var(--spacing-3xl) 0;
  background: var(--canvas-50);
  border-top: 1px solid var(--ink-200);
}

.taxonomy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--ink-200);
  border: 1px solid var(--ink-200);
}

.taxonomy-card {
  background: var(--white);
  padding: var(--spacing-lg);
  min-height: 280px;
  position: relative;
  transition: all 0.5s ease;
  cursor: pointer;
}

.taxonomy-card:hover {
  background: var(--ink-900);
  color: var(--white);
}

.taxonomy-card:hover .card-number,
.taxonomy-card:hover .card-title,
.taxonomy-card:hover .card-description {
  color: inherit;
}

.card-number {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--accent-700);
  margin-bottom: var(--spacing-sm);
  transition: color 0.3s ease;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--ink-900);
  transition: color 0.3s ease;
}

.card-description {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--ink-600);
  line-height: 1.7;
  transition: color 0.3s ease;
}

.card-count {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--zinc-400);
  transition: color 0.3s ease;
}

.taxonomy-card:hover .card-count {
  color: var(--accent-400);
}

.card-subtopics {
  max-height: 0;
  overflow: hidden;
  transition: all 0.5s ease;
}

.taxonomy-card:hover .card-subtopics {
  max-height: 200px;
}

.subtopics-container {
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--zinc-200);
  margin-top: var(--spacing-md);
}

.taxonomy-card:hover .subtopics-container {
  border-color: var(--zinc-700);
}

.subtopics-label {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--zinc-400);
  margin-bottom: var(--spacing-sm);
  transition: color 0.3s ease;
}

.taxonomy-card:hover .subtopics-label {
  color: var(--zinc-500);
}

.subtopics-list li {
  margin-bottom: var(--spacing-xs);
}

.subtopics-list a {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--accent-700);
  transition: color 0.3s ease;
}

.taxonomy-card:hover .subtopics-list a {
  color: var(--accent-300);
}

.subtopics-list a:hover {
  text-decoration: underline;
  text-decoration-color: var(--accent-500);
  text-underline-offset: 4px;
}

/* Feature Block */
.feature-block {
  padding: var(--spacing-3xl) 0;
}

.feature-block.alt {
  background: var(--ink-900);
  color: var(--white);
}

.feature-container {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.feature-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.feature-line {
  width: 64px;
  height: 1px;
  background: var(--accent-500);
}

.feature-label {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent-400);
}

.feature-block.alt .feature-label {
  color: var(--accent-400);
}

.feature-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--spacing-sm);
}

.feature-tagline {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--accent-300);
  margin-bottom: var(--spacing-lg);
}

.feature-block.alt .feature-tagline {
  color: var(--accent-300);
}

.feature-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.feature-content h4 {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--zinc-200);
}

.feature-block.alt .feature-content h4 {
  border-color: var(--zinc-700);
}

.feature-content p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--ink-600);
}

.feature-block.alt .feature-content p {
  color: var(--zinc-300);
}

.feature-quote {
  padding: var(--spacing-md);
  background: rgba(15, 118, 110, 0.1);
  border-left: 3px solid var(--accent-500);
}

.feature-block.alt .feature-quote {
  background: rgba(15, 118, 110, 0.2);
  border-color: var(--accent-500);
}

.feature-quote h4 {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-400);
  margin-bottom: var(--spacing-xs);
  border: none;
  padding: 0;
}

.feature-quote p {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  color: var(--ink-900);
  line-height: 1.7;
}

.feature-block.alt .feature-quote p {
  color: var(--white);
}

.feature-visual {
  position: relative;
}

.feature-image {
  aspect-ratio: 1;
  background: var(--zinc-100);
  overflow: hidden;
  filter: grayscale(100%);
  transition: filter 0.5s ease;
}

.feature-block.alt .feature-image {
  filter: grayscale(100%);
}

.feature-image:hover {
  filter: grayscale(0%);
}

.feature-btn {
  display: inline-block;
  margin-top: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--accent-700);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: background 0.3s ease;
}

.feature-btn:hover {
  background: var(--accent-600);
}

/* Overlap Layout Feature */
.feature-overlap {
  position: relative;
  padding: var(--spacing-3xl) 0;
  overflow: hidden;
  color: var(--white);
}

.feature-overlap-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: grayscale(50%) brightness(0.7);
}

.feature-overlap-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.8), transparent);
}

.feature-overlap .container {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.feature-overlap .feature-header {
  margin-bottom: var(--spacing-lg);
}

.feature-overlap .feature-line {
  background: var(--accent-400);
}

.feature-overlap .feature-label {
  color: var(--accent-300);
}

.feature-overlap .feature-tagline {
  margin-bottom: var(--spacing-lg);
}

.feature-overlap p {
  color: var(--zinc-300);
  font-size: 1.125rem;
  line-height: 1.8;
}

.feature-overlap .feature-quote {
  margin-bottom: var(--spacing-lg);
  background: rgba(15, 118, 110, 0.2);
}

.feature-overlap .feature-quote h4 {
  color: var(--accent-400);
}

.feature-overlap .feature-quote p {
  color: var(--white);
}

.feature-overlap-visual {
  position: relative;
}

.feature-overlap-visual::before {
  content: '';
  position: absolute;
  inset: -16px;
  border: 1px solid rgba(20, 184, 166, 0.3);
  z-index: -1;
}

.feature-overlap-visual::after {
  content: '';
  position: absolute;
  inset: -32px;
  border: 1px solid rgba(82, 82, 91, 0.3);
  z-index: -2;
}

.feature-overlap-image {
  aspect-ratio: 4/5;
  background: var(--zinc-800);
  overflow: hidden;
}

.feature-overlap-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-lg);
  color: var(--white);
  font-family: var(--font-sans);
  font-weight: 500;
  transition: color 0.3s ease;
}

.feature-overlap-link:hover {
  color: var(--accent-300);
}

/* Newsletter Section */
.newsletter-section {
  background: var(--ink-900);
  color: var(--white);
  padding: var(--spacing-3xl) 0;
  text-align: center;
}

.newsletter-section h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: var(--spacing-sm);
}

.newsletter-section p {
  font-family: var(--font-sans);
  color: var(--zinc-300);
  font-size: 1.125rem;
  margin-bottom: var(--spacing-lg);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.newsletter-form {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  max-width: 450px;
  margin: 0 auto;
}

.newsletter-form input {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--zinc-700);
  color: var(--white);
  outline: none;
  transition: border-color 0.3s ease;
}

.newsletter-form input:focus {
  border-color: var(--accent-500);
}

.newsletter-form input::placeholder {
  color: var(--zinc-500);
}

.newsletter-form button {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--accent-700);
  border: none;
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: background 0.3s ease;
}

.newsletter-form button:hover {
  background: var(--accent-600);
}

/* Footer */
.footer {
  background: var(--ink-900);
  color: var(--white);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-brand .logo {
  margin-bottom: var(--spacing-md);
}

.footer-brand .logo-icon {
  border-color: var(--accent-500);
}

.footer-brand p {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--zinc-400);
  line-height: 1.7;
  max-width: 300px;
  margin-bottom: var(--spacing-md);
}

.footer-social {
  display: flex;
  gap: var(--spacing-sm);
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--zinc-700);
  transition: all 0.3s ease;
}

.footer-social a:hover {
  border-color: var(--accent-500);
  background: rgba(15, 118, 110, 0.2);
}

.footer-social svg {
  width: 20px;
  height: 20px;
  color: var(--zinc-400);
}

.footer h4 {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-400);
  margin-bottom: var(--spacing-md);
}

.footer ul li {
  margin-bottom: var(--spacing-sm);
}

.footer ul a {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--zinc-400);
  transition: color 0.3s ease;
}

.footer ul a:hover {
  color: var(--white);
}

.footer-bottom {
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--zinc-800);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.footer-bottom p {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--zinc-500);
}

.footer-bottom-links {
  display: flex;
  gap: var(--spacing-md);
}

.footer-bottom-links a {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--zinc-500);
  transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
  color: var(--zinc-300);
}

/* Page Headers */
.page-header {
  background: var(--white);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  border-bottom: 1px solid var(--ink-200);
}

.page-header .container {
  max-width: var(--container-width);
}

.page-breadcrumb {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent-700);
  margin-bottom: var(--spacing-sm);
}

.page-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--spacing-sm);
}

.page-subtitle {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  color: var(--ink-600);
  max-width: 700px;
  line-height: 1.7;
}

/* Content Section */
.content-section {
  padding: var(--spacing-2xl) 0;
}

.content-section .container {
  max-width: var(--container-width);
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
}

.content-block h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

.content-block .line {
  width: 64px;
  height: 4px;
  background: var(--accent-700);
  margin-bottom: var(--spacing-md);
}

.content-block p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink-600);
  margin-bottom: var(--spacing-md);
}

.info-box {
  background: var(--ink-900);
  color: var(--white);
  padding: var(--spacing-lg);
}

.info-box h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--zinc-700);
}

.info-box ul {
  counter-reset: item;
}

.info-box li {
  counter-increment: item;
  margin-bottom: var(--spacing-md);
  display: flex;
  gap: var(--spacing-md);
}

.info-box li::before {
  content: counter(item);
  font-family: var(--font-sans);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent-400);
  line-height: 1;
}

.info-box h4 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 4px;
}

.info-box p {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--zinc-400);
}

/* Values Section */
.values-section {
  background: var(--ink-900);
  color: var(--white);
  padding: var(--spacing-3xl) 0;
}

.values-section h2 {
  text-align: center;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: var(--spacing-xl);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.value-card {
  padding: var(--spacing-lg);
  border: 1px solid var(--zinc-700);
  transition: border-color 0.3s ease;
}

.value-card:hover {
  border-color: var(--accent-500);
}

.value-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.value-card p {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--zinc-400);
  line-height: 1.7;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .taxonomy-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .feature-container,
  .feature-overlap .container {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .footer-brand {
    grid-column: span 3;
  }
  
  .content-grid {
    grid-template-columns: 1fr;
  }
  
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .hero {
    grid-template-columns: 1fr;
  }
  
  .hero-panel {
    height: 50vh;
  }
  
  .hero-content {
    position: relative;
    height: auto;
    padding: var(--spacing-3xl) var(--spacing-md);
  }
  
  .scroll-indicator {
    display: none;
  }
  
  .taxonomy-grid {
    grid-template-columns: 1fr;
  }
  
  .feature-content {
    grid-template-columns: 1fr;
  }
  
  .newsletter-form {
    flex-direction: column;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-brand {
    grid-column: span 2;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .values-grid {
    grid-template-columns: 1fr;
  }
}