@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&display=swap');

/* Color Variables */
:root {
  --bg-primary: #040907;
  --bg-secondary: #060f0c;
  --bg-card: rgba(10, 22, 18, 0.45);
  --bg-card-hover: rgba(15, 32, 26, 0.6);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-color-hover: rgba(255, 255, 255, 0.15);
  --text-primary: #ffffff;
  --text-secondary: #cce0d8;
  --text-muted: #8ca39a;
  
  /* Brand Themes */
  --primary-gold: #FFE07D;
  --primary-gold-dark: #F2C94C;
  --theme-red: #ff4d4d;
  --theme-red-glow: rgba(255, 77, 77, 0.15);
  --theme-blue: #3a86ff;
  --theme-blue-glow: rgba(58, 134, 255, 0.15);
  --theme-green: #00f5d4;
  --theme-green-glow: rgba(0, 245, 212, 0.15);
  --theme-orange: #ff9f1c;
  --theme-orange-glow: rgba(255, 159, 28, 0.15);
  --theme-purple: #9b5de5;
  --theme-purple-glow: rgba(155, 93, 229, 0.15);
  
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(235, 87, 87, 0.04) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(0, 245, 212, 0.04) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(6, 15, 12, 0.3) 0%, rgba(4, 9, 7, 0.95) 100%);
  background-size: cover;
  background-position: center top;
  background-attachment: fixed;
  background-repeat: no-repeat;
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 10px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header & Nav */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(4, 9, 7, 0.75);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-smooth);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo span {
  background: linear-gradient(135deg, var(--primary-gold) 0%, var(--primary-gold-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo svg {
  width: 28px;
  height: 28px;
}

.logo img {
  height: 32px;
  width: auto;
}

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

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition-smooth);
}

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

.nav-links a.active {
  color: var(--primary-gold-dark);
}

/* Base Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.8rem 1.6rem;
  border-radius: 8px;
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-smooth);
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-gold) 0%, var(--primary-gold-dark) 100%);
  color: #040907;
  border: none;
  box-shadow: 0 4px 20px rgba(242, 201, 76, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(242, 201, 76, 0.4);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-color-hover);
  transform: translateY(-2px);
}

/* Glass Card Utility */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  transition: var(--transition-smooth);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-color-hover);
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-family: var(--font-title);
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  letter-spacing: -0.5px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Hero Section */
.hero {
  padding: 6rem 0 4rem 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(235, 87, 87, 0.12);
  border: 1px solid rgba(235, 87, 87, 0.25);
  color: var(--theme-red);
  padding: 6px 14px;
  border-radius: 20px;
  font-family: var(--font-title);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background-color: var(--theme-red);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--theme-red);
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.4; }
  100% { transform: scale(1); opacity: 1; }
}

.hero-title {
  font-family: var(--font-title);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 1.5rem;
}

.hero-title span {
  color: var(--primary-gold-dark);
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 1.15rem;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

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

/* Left/Right layout of Hero graphic */
.hero-graphic-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Custom CSS Cropping of dataset-cover.png */
.logo-block {
  width: 220px;
  height: 220px;
  margin: 0 auto;
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background-image: url('dataset-cover.png');
  background-size: 550px auto;
  background-position: -165px -120px;
  background-repeat: no-repeat;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
  transition: var(--transition-smooth);
}

.logo-block:hover {
  transform: scale(1.03) translateY(-4px);
  box-shadow: 0 30px 60px -10px rgba(0, 245, 212, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
}

/* Hero Showcase Image */
.hero-image {
  width: 100%;
  max-width: 460px;
  height: auto;
  margin: 0 auto;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  transition: var(--transition-smooth);
  display: block;
}

.hero-image:hover {
  transform: scale(1.02) translateY(-4px);
  box-shadow: 0 30px 60px -10px rgba(242, 201, 76, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
}

/* Glassmorphic Side Stats */
.hero-stats-panel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.25rem;
  background: rgba(10, 22, 18, 0.35);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  transition: var(--transition-smooth);
}

.stat-item:hover {
  background: rgba(25, 45, 38, 0.4);
  transform: translateX(4px);
}

.stat-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
}

.stat-icon.red {
  background: var(--theme-red-glow);
  border: 1px solid rgba(255, 77, 77, 0.3);
  color: var(--theme-red);
}

.stat-icon.blue {
  background: var(--theme-blue-glow);
  border: 1px solid rgba(58, 134, 255, 0.3);
  color: var(--theme-blue);
}

.stat-icon.green {
  background: var(--theme-green-glow);
  border: 1px solid rgba(0, 245, 212, 0.3);
  color: var(--theme-green);
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}

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

/* KPI Banner */
.kpi-banner {
  margin-top: 3rem;
  margin-bottom: 5rem;
}

.kpi-container {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
  padding: 1.5rem 2rem;
  background: rgba(10, 22, 18, 0.4);
  border: 1px solid var(--border-color);
  border-radius: 16px;
}

.kpi-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.kpi-item svg {
  width: 20px;
  height: 20px;
  color: var(--text-secondary);
}

/* Why This Dataset Section */
.why-section {
  padding: 4rem 0;
}

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

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

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

.why-column h3 {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.timeline {
  display: flex;
  flex-direction: column;
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 10px;
  width: 2px;
}

.timeline-most::before {
  background: rgba(255, 255, 255, 0.08);
}

.timeline-this::before {
  background: linear-gradient(to bottom, var(--theme-green) 30%, var(--primary-gold-dark) 60%, rgba(255, 255, 255, 0.05) 100%);
}

.timeline-item {
  position: relative;
  padding-bottom: 2.25rem;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-marker {
  position: absolute;
  left: -2rem;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 2px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.timeline-most .timeline-item.stopped .timeline-marker {
  border-color: var(--theme-red);
  background: var(--theme-red);
}

.timeline-this .timeline-item.active .timeline-marker {
  border-color: var(--primary-gold-dark);
  background: var(--primary-gold-dark);
  box-shadow: 0 0 12px var(--primary-gold-dark);
}

.timeline-this .timeline-item.completed .timeline-marker {
  border-color: var(--theme-green);
  background: var(--theme-green);
}

.timeline-content {
  display: flex;
  align-items: center;
  gap: 12px;
}

.timeline-title {
  font-family: var(--font-title);
  font-size: 1.05rem;
  font-weight: 600;
}

.timeline-status {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 12px;
  text-transform: uppercase;
}

.timeline-status.stopped {
  background: rgba(255, 77, 77, 0.12);
  color: var(--theme-red);
}

.timeline-status.active {
  background: rgba(242, 201, 76, 0.12);
  color: var(--primary-gold-dark);
}

/* Database Schema Section */
.schema-section {
  padding: 4rem 0;
}

.schema-container {
  display: flex;
  justify-content: center;
}

.schema-card {
  width: 100%;
  max-width: 1000px;
  overflow: hidden;
  padding: 1.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.schema-img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

/* What's Inside & Prediction Section */
.inside-section {
  padding: 4rem 0;
}

.inside-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3rem;
}

.tables-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.table-card {
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.table-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1rem;
}

.table-card-header svg {
  width: 20px;
  height: 20px;
}

.table-card-header.red svg { color: var(--theme-red); }
.table-card-header.blue svg { color: var(--theme-blue); }
.table-card-header.green svg { color: var(--theme-green); }
.table-card-header.orange svg { color: var(--theme-orange); }
.table-card-header.purple svg { color: var(--theme-purple); }
.table-card-header.gold svg { color: var(--primary-gold-dark); }

.table-card-header h4 {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.table-fields {
  list-style: none;
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.table-fields li {
  position: relative;
  padding-left: 14px;
}

.table-fields li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--text-muted);
}

/* Prediction Dataset Card */
.prediction-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-color: rgba(242, 201, 76, 0.2);
}

.prediction-card:hover {
  border-color: rgba(242, 201, 76, 0.4);
}

.prediction-header {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-gold-dark);
  font-family: var(--font-title);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.75rem;
}

.prediction-title {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.prediction-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 2rem;
}

.p-badge {
  background: rgba(242, 201, 76, 0.08);
  border: 1px solid rgba(242, 201, 76, 0.2);
  color: var(--primary-gold);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
}

.prediction-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-top: auto;
}

/* Built For Section */
.built-section {
  padding: 4rem 0;
}

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

.built-card h3 {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.built-card.red h3 { color: var(--theme-red); }
.built-card.green h3 { color: var(--theme-green); }
.built-card.blue h3 { color: var(--theme-blue); }

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

/* Update Pipeline Card */
.pipeline-panel {
  padding: 2rem;
}

.pipeline-panel h3 {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
  text-align: center;
}

.pipeline-flow {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.pipeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-title);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.pipeline-step svg, .pipeline-step img, .pipeline-step .icon-placeholder {
  width: 40px;
  height: 40px;
  color: var(--theme-green);
  display: flex;
  align-items: center;
  justify-content: center;
}

.pipeline-arrow {
  color: var(--text-muted);
}

/* Community Section */
.community-section {
  padding: 4rem 0;
}

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

.comm-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.comm-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1.5rem;
}

.comm-header svg {
  width: 24px;
  height: 24px;
}

.comm-header.instagram svg { color: #e1306c; }
.comm-header.linkedin svg { color: #0077b5; }
.comm-header.feedback svg { color: var(--primary-gold-dark); }

.comm-header h4 {
  font-family: var(--font-title);
  font-size: 1.05rem;
  font-weight: 700;
}

.comm-highlight {
  font-family: var(--font-title);
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.comm-highlight.instagram { color: #e1306c; }
.comm-highlight.linkedin { color: #0077b5; }

.comm-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.comm-quote {
  font-style: italic;
  color: var(--text-primary);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.comm-author {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: right;
}

.comm-link {
  color: var(--primary-gold);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-smooth);
}

.comm-link:hover {
  color: var(--primary-gold-dark);
  transform: translateX(4px);
}

/* Quick Data Preview Section */
.preview-section {
  padding: 4rem 0;
}

.tabs-container {
  display: flex;
  gap: 8px;
  margin-bottom: 1.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 8px;
}

.tab-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: 8px;
  font-family: var(--font-title);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition-smooth);
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-color-hover);
  color: var(--text-primary);
}

.tab-btn.active {
  background: var(--bg-card-hover);
  border-color: var(--primary-gold-dark);
  color: var(--primary-gold);
}

.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: rgba(6, 15, 12, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.preview-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.preview-table th {
  background: rgba(10, 22, 18, 0.9);
  font-family: var(--font-title);
  font-weight: 650;
  color: var(--text-primary);
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  font-size: 1rem;
}

.preview-table td {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
  white-space: nowrap;
}

.preview-table td code {
  font-family: monospace;
  font-size: 0.92rem;
  color: var(--primary-gold-dark);
  background: rgba(242, 201, 76, 0.08);
  border: 1px solid rgba(242, 201, 76, 0.15);
  padding: 2px 6px;
  border-radius: 4px;
}

.preview-table td strong code {
  color: var(--theme-green);
  background: rgba(0, 245, 212, 0.08);
  border: 1px solid rgba(0, 245, 212, 0.15);
  font-weight: 700;
}

.preview-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
}

/* Call to Action Banner */
.cta-section {
  padding: 6rem 0;
}

.cta-card {
  text-align: center;
  border-color: rgba(242, 201, 76, 0.15);
  background: linear-gradient(135deg, rgba(10, 22, 18, 0.6) 0%, rgba(5, 12, 10, 0.8) 100%);
  padding: 4rem 2rem;
}

.cta-card h2 {
  font-family: var(--font-title);
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.cta-card p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 2.5rem auto;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.cta-buttons .btn-db {
  background: var(--theme-blue-glow);
  border: 1px solid rgba(58, 134, 255, 0.3);
  color: #a7cbff;
}

.cta-buttons .btn-db:hover {
  background: rgba(58, 134, 255, 0.25);
  border-color: rgba(58, 134, 255, 0.5);
  color: var(--text-primary);
  transform: translateY(-2px);
}

/* Footer styling */
.footer {
  border-top: 1px solid var(--border-color);
  background: rgba(4, 9, 7, 0.9);
  padding: 3rem 0;
}

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

.footer-logo {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.1rem;
}

.footer-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--transition-smooth);
}

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

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

.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  transition: var(--transition-smooth);
  text-decoration: none;
}

.social-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  transform: translateY(-2px);
}

/* Scroll to Top Floating Button */
#scroll-top-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}
#scroll-top-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--primary-gold-dark);
  color: var(--primary-gold);
  transform: translateY(-2px);
}

/* Hamburger Toggle Button */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1010;
}

.menu-toggle .bar {
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition-smooth);
}

.mobile-only-download {
  display: none;
}

/* Responsive queries */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .hero-graphic-container {
    max-width: 500px;
    margin: 0 auto;
    width: 100%;
  }
  
  .inside-grid {
    grid-template-columns: 1fr;
  }
  
  .why-grid {
    grid-template-columns: 1fr;
  }
  
  .built-grid {
    grid-template-columns: 1fr;
  }
  
  .ideas-grid {
    grid-template-columns: 1fr;
  }
  
  .community-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    background: rgba(4, 9, 7, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
  }
  
  .nav-links a {
    font-size: 1.35rem;
    font-weight: 600;
  }

  .mobile-only-download {
    display: block;
    margin-top: 1rem;
  }

  .nav-container > .btn {
    display: none; /* Hide header download button on mobile/tablet */
  }

  /* Hamburger transition animations */
  .menu-toggle.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .menu-toggle.active .bar:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  
  .hero-title {
    font-size: 2.25rem;
  }
  
  .tables-grid {
    grid-template-columns: 1fr;
  }

  /* Stack pipeline flow vertically on mobile */
  .pipeline-flow {
    flex-direction: column;
    gap: 1.5rem;
  }

  .pipeline-arrow {
    transform: rotate(90deg);
    font-size: 1.5rem;
    margin: 0.25rem 0;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-info {
    align-items: center;
  }
  
  .footer-links {
    justify-content: center;
  }
}

@media (max-width: 576px) {
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

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

  .hero-title {
    font-size: 1.85rem;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  #scroll-top-btn {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 40px;
    height: 40px;
  }
}

/* Database Schema Zoom Overlay & Modal */
#schema-container:hover .zoom-overlay {
  opacity: 1 !important;
}

.modal-close:hover,
.modal-close:focus {
  color: var(--text-primary) !important;
  text-decoration: none;
}

/* Modal Open Animation */
.schema-modal {
  animation: fadeIn 0.25s ease-out;
}

.schema-modal .modal-img {
  animation: zoomIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes zoomIn {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* FAQ Layout */
.faq-section {
  padding: 6rem 0;
  border-top: 1px solid var(--border-color);
}

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

.faq-item {
  padding: 1.5rem 2rem;
  background: var(--bg-card);
  transition: var(--transition-smooth);
}

.faq-item:hover {
  background: var(--bg-card-hover);
}

/* Citation Box styling */
.citation-block {
  margin-top: 3.5rem;
  padding: 2.5rem;
  border-radius: 16px;
}

.copy-citation-btn:hover {
  background: rgba(255, 255, 255, 0.1) !important;
  color: var(--text-primary) !important;
  border-color: var(--border-color-hover) !important;
}

/* Custom bullet icons in Hero */
.hero-bullets svg {
  flex-shrink: 0;
}

/* Prediction columns list custom styling */
.prediction-card-fields {
  margin-top: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  background: rgba(4, 9, 7, 0.25);
  padding: 1.25rem;
}

.prediction-card-fields ul.table-fields {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 16px;
}

@media (max-width: 480px) {
  .prediction-card-fields ul.table-fields {
    grid-template-columns: 1fr;
  }
}

/* Background Video and Lottie Logo Styles */
.video-bg-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.bg-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.bg-video.loaded {
  opacity: 0.40; /* Increased opacity for more video visibility, keeping text readable */
}

.video-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 50%, rgba(6, 15, 12, 0.2) 0%, rgba(4, 9, 7, 0.85) 100%);
  pointer-events: none;
}

.logo-lottie {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

/* Semi-Final Predictions styling */
.predictions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

@media (max-width: 992px) {
  .predictions-grid {
    grid-template-columns: 1fr;
  }
}

.prediction-match-card {
  border-color: rgba(242, 201, 76, 0.15) !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  transition: var(--transition-smooth);
}

.prediction-match-card:hover {
  border-color: rgba(242, 201, 76, 0.4) !important;
  box-shadow: 0 15px 40px rgba(242, 201, 76, 0.08);
  transform: translateY(-4px);
}

.prediction-loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem;
  font-family: var(--font-title);
  color: var(--text-muted);
  font-size: 1.1rem;
}