/* ============================================
   SATU DATA PORTAL - DESIGN SYSTEM
   Modern Indonesian Government Open Data Platform
   ============================================ */

/* ============================================
   CSS VARIABLES & DESIGN TOKENS
   ============================================ */
:root {
  /* Primary Colors */
  --primary: #1e3a5f;
  --primary-light: #2d4a6f;
  --primary-dark: #152a47;
  --primary-rgb: 30, 58, 95;

  /* Secondary Colors */
  --secondary: #0d9488;
  --secondary-light: #14b8a6;
  --secondary-dark: #0a7a70;
  --secondary-rgb: 13, 148, 136;

  /* Accent Colors */
  --accent: #f59e0b;
  --accent-light: #fbbf24;
  --accent-dark: #d97706;
  --accent-rgb: 245, 158, 11;

  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;

  /* Semantic Colors */
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;

  /* Background Colors */
  --bg-primary: var(--white);
  --bg-secondary: var(--gray-50);
  --bg-tertiary: var(--gray-100);

  /* Text Colors */
  --text-primary: var(--gray-800);
  --text-secondary: var(--gray-500);
  --text-tertiary: var(--gray-400);
  --text-inverse: var(--white);

  /* Border Colors */
  --border-light: var(--gray-200);
  --border-medium: var(--gray-300);

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 40px rgba(var(--secondary-rgb), 0.3);

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Typography */
  --font-display: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'Space Mono', monospace;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition: 200ms ease;
  --transition-slow: 300ms ease;
  --transition-bounce: 300ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ============================================
   DARK MODE
   ============================================ */
[data-theme="dark"] {
  --bg-primary: var(--gray-900);
  --bg-secondary: var(--gray-800);
  --bg-tertiary: var(--gray-700);

  --text-primary: var(--gray-100);
  --text-secondary: var(--gray-400);
  --text-tertiary: var(--gray-500);

  --border-light: var(--gray-700);
  --border-medium: var(--gray-600);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.4), 0 1px 2px -1px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
}

/* ============================================
   BASE STYLES & RESET
   ============================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition), color var(--transition);
}

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

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.25rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.125rem;
}

h6 {
  font-size: 1rem;
}

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

a:hover {
  color: var(--secondary-dark);
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--gray-400);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gray-500);
}

/* Selection */
::selection {
  background-color: var(--secondary);
  color: var(--white);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.container-xl {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.section-padding {
  padding: var(--space-20) 0;
}

.text-gradient {
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

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

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--transition);
}

[data-theme="dark"] .main-header {
  background: rgba(15, 23, 42, 0.95);
}

.main-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--primary);
}

.logo-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.25rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav-links a {
  font-weight: 500;
  color: var(--text-secondary);
  padding: var(--space-2) 0;
  position: relative;
}

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

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

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

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: none;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.theme-toggle:hover {
  background: var(--secondary);
  color: var(--white);
}

.mobile-menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 50%, #0c2340 100%);
}

.hero-bg-animation {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  z-index: 0;
}

.hero-bg-animation .particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  animation: float 15s infinite ease-in-out;
}

.hero-bg-animation .particle:nth-child(1) {
  left: 10%;
  top: 20%;
  animation-delay: 0s;
}

.hero-bg-animation .particle:nth-child(2) {
  left: 20%;
  top: 40%;
  animation-delay: 2s;
}

.hero-bg-animation .particle:nth-child(3) {
  left: 30%;
  top: 60%;
  animation-delay: 4s;
}

.hero-bg-animation .particle:nth-child(4) {
  left: 50%;
  top: 30%;
  animation-delay: 1s;
}

.hero-bg-animation .particle:nth-child(5) {
  left: 60%;
  top: 70%;
  animation-delay: 3s;
}

.hero-bg-animation .particle:nth-child(6) {
  left: 70%;
  top: 20%;
  animation-delay: 5s;
}

.hero-bg-animation .particle:nth-child(7) {
  left: 80%;
  top: 50%;
  animation-delay: 2.5s;
}

.hero-bg-animation .particle:nth-child(8) {
  left: 90%;
  top: 80%;
  animation-delay: 4.5s;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0) scale(1);
    opacity: 0.3;
  }

  50% {
    transform: translateY(-100px) scale(1.5);
    opacity: 0.8;
  }
}

.hero-grid-pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--white);
  padding: var(--space-12) 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--space-6);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-badge i {
  color: var(--accent);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: var(--space-6);
  line-height: 1.1;
  color: var(--white);
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--secondary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.25rem;
  max-width: 700px;
  margin: 0 auto var(--space-8);
  opacity: 0.9;
  line-height: 1.7;
}

/* Hero Search */
.hero-search {
  max-width: 700px;
  margin: 0 auto var(--space-10);
}

.search-wrapper {
  position: relative;
  display: flex;
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-2);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.search-wrapper input {
  flex: 1;
  border: none;
  background: transparent;
  padding: var(--space-4) var(--space-6);
  font-size: 1.125rem;
  font-family: var(--font-body);
  color: var(--text-primary);
}

.search-wrapper input::placeholder {
  color: var(--text-tertiary);
}

.search-wrapper input:focus {
  outline: none;
}

.search-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
  border: none;
  border-radius: var(--radius-lg);
  color: var(--white);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--transition);
}

.search-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(var(--secondary-rgb), 0.3);
}

.search-suggestions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.search-suggestions span {
  font-size: 0.875rem;
  opacity: 0.7;
}

.suggestion-tag {
  background: rgba(255, 255, 255, 0.15);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.suggestion-tag:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* Hero Stats */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  max-width: 900px;
  margin: 0 auto;
}

.stat-item {
  text-align: center;
  padding: var(--space-6);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all var(--transition);
}

.stat-item:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: var(--space-1);
}

.stat-label {
  font-size: 0.875rem;
  opacity: 0.8;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(var(--secondary-rgb), 0.1);
  color: var(--secondary);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: var(--space-4);
}

.section-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================
   FEATURED DATASETS SECTION
   ============================================ */
.datasets-section {
  background: var(--bg-secondary);
}

.datasets-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.dataset-card {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid var(--border-light);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.dataset-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.dataset-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--secondary);
}

.dataset-card:hover::before {
  transform: scaleX(1);
}

.dataset-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.dataset-icon {
  width: 48px;
  height: 48px;
  background: rgba(var(--secondary-rgb), 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary);
  font-size: 1.25rem;
}

.dataset-badge {
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.dataset-badge.new {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.dataset-badge.popular {
  background: rgba(var(--accent-rgb), 0.1);
  color: var(--accent);
}

.dataset-badge.updated {
  background: rgba(59, 130, 246, 0.1);
  color: var(--info);
}

.dataset-title {
  font-size: 1.125rem;
  margin-bottom: var(--space-2);
  color: var(--text-primary);
}

.dataset-org {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

.dataset-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dataset-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-light);
}

.meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.813rem;
  color: var(--text-secondary);
}

.meta-item i {
  color: var(--text-tertiary);
}

.dataset-formats {
  display: flex;
  gap: var(--space-2);
  margin-left: auto;
}

.format-tag {
  padding: var(--space-1) var(--space-2);
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  font-size: 0.688rem;
  font-weight: 600;
  font-family: var(--font-mono);
  text-transform: uppercase;
  color: var(--text-secondary);
}

/* ============================================
   CATEGORIES SECTION
   ============================================ */
.categories-section {
  background: var(--bg-primary);
}

.categories-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
}

.category-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background: var(--bg-secondary);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-full);
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}

.category-pill i {
  font-size: 1rem;
}

.category-pill:hover,
.category-pill.active {
  background: var(--secondary);
  border-color: var(--secondary);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.category-pill .count {
  background: rgba(255, 255, 255, 0.2);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.category-pill:not(.active) .count {
  background: var(--bg-tertiary);
}

/* ============================================
   STATISTICS SECTION
   ============================================ */
.statistics-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
}

.statistics-section .section-badge {
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
}

.statistics-section .section-title {
  color: var(--white);
}

.statistics-section .section-description {
  color: rgba(255, 255, 255, 0.8);
}

.charts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.chart-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.chart-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--white);
}

.chart-period {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

.chart-container {
  height: 250px;
  position: relative;
}

/* Stats Summary Grid */
.stats-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.summary-stat {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all 0.3s ease;
}

.summary-stat:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
}

.summary-value {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: var(--space-2);
}

.summary-label {
  display: block;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 500;
}

@media (max-width: 991.98px) {
  .stats-summary {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .summary-value {
    font-size: 2rem;
  }
}

@media (max-width: 575.98px) {
  .stats-summary {
    grid-template-columns: repeat(2, 1fr);
  }

  .summary-stat {
    padding: var(--space-4);
  }

  .summary-value {
    font-size: 1.5rem;
  }

  .summary-label {
    font-size: 0.8rem;
  }
}

/* ============================================
   API DEVELOPER SECTION
   ============================================ */
.api-section {
  background: var(--bg-secondary);
}

.api-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.api-info h2 {
  font-size: 2rem;
  margin-bottom: var(--space-4);
}

.api-info p {
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
  line-height: 1.7;
}

.api-features {
  list-style: none;
  margin-bottom: var(--space-8);
}

.api-features li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  color: var(--text-secondary);
}

.api-features li i {
  color: var(--secondary);
  font-size: 1.25rem;
}

.api-buttons {
  display: flex;
  gap: var(--space-4);
}

.code-preview {
  background: var(--gray-900);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  background: var(--gray-800);
  border-bottom: 1px solid var(--gray-700);
}

.code-dots {
  display: flex;
  gap: var(--space-2);
}

.code-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.code-dots span:nth-child(1) {
  background: #ef4444;
}

.code-dots span:nth-child(2) {
  background: #f59e0b;
}

.code-dots span:nth-child(3) {
  background: #10b981;
}

.code-header .language {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--gray-400);
}

.code-body {
  padding: var(--space-6);
  overflow-x: auto;
}

.code-body pre {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--gray-300);
}

.code-body .keyword {
  color: #c792ea;
}

.code-body .string {
  color: #c3e88d;
}

.code-body .function {
  color: #82aaff;
}

.code-body .comment {
  color: #546e7a;
}

.code-body .variable {
  color: #f78c6c;
}

/* ============================================
   UPDATES FEED SECTION
   ============================================ */
.updates-section {
  background: var(--bg-primary);
}

.updates-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.update-card {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  transition: all var(--transition);
}

.update-card:hover {
  border-color: var(--secondary);
  box-shadow: var(--shadow-md);
}

.update-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.update-icon.add {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.update-icon.update {
  background: rgba(59, 130, 246, 0.1);
  color: var(--info);
}

.update-icon.api {
  background: rgba(168, 85, 247, 0.1);
  color: #a855f7;
}

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

.update-content p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

.update-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: 0.813rem;
  color: var(--text-tertiary);
}

.update-meta i {
  margin-right: var(--space-1);
}

/* ============================================
   PARTNERS SECTION
   ============================================ */
.partners-section {
  background: var(--bg-secondary);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-6);
}

.partner-card {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  transition: all var(--transition);
  min-height: 100px;
}

.partner-card:hover {
  border-color: var(--secondary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.partner-card img {
  max-height: 50px;
  width: auto;
  opacity: 0.7;
  filter: grayscale(100%);
  transition: all var(--transition);
}

.partner-card:hover img {
  opacity: 1;
  filter: grayscale(0%);
}

.partner-placeholder {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-tertiary);
  text-align: center;
}

/* ============================================
   FOOTER
   ============================================ */
.main-footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding-top: var(--space-16);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
  gap: var(--space-8);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--gray-800);
}

.footer-brand .logo {
  color: var(--white);
  margin-bottom: var(--space-4);
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  margin-bottom: var(--space-6);
  color: var(--gray-400);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-800);
  border-radius: var(--radius-md);
  color: var(--gray-400);
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--secondary);
  color: var(--white);
}

.footer-column h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: var(--space-4);
}

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

.footer-links li {
  margin-bottom: var(--space-3);
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--gray-400);
  transition: color var(--transition);
}

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

.newsletter-form {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.newsletter-form input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  background: var(--gray-800);
  border: 1px solid var(--gray-700);
  border-radius: var(--radius-md);
  color: var(--white);
  font-size: 0.875rem;
}

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

.newsletter-form input:focus {
  outline: none;
  border-color: var(--secondary);
}

.newsletter-form button {
  padding: var(--space-3) var(--space-5);
  background: var(--secondary);
  border: none;
  border-radius: var(--radius-md);
  color: var(--white);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.newsletter-form button:hover {
  background: var(--secondary-dark);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6) 0;
  font-size: 0.875rem;
  color: var(--gray-500);
}

.footer-legal {
  display: flex;
  gap: var(--space-6);
}

.footer-legal a {
  color: var(--gray-500);
}

.footer-legal a:hover {
  color: var(--secondary);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: 0.938rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--secondary);
  color: var(--white);
  border-color: var(--secondary);
}

.btn-primary:hover {
  background: var(--secondary-dark);
  border-color: var(--secondary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--white);
}

.btn-secondary {
  background: transparent;
  color: var(--secondary);
  border-color: var(--secondary);
}

.btn-secondary:hover {
  background: var(--secondary);
  color: var(--white);
}

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

.btn-outline-white:hover {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: 1rem;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablet */
@media (max-width: 992px) {
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .hero-title {
    font-size: 2.75rem;
  }

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

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

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

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

  .code-preview {
    order: -1;
  }

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

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

  .footer-brand {
    grid-column: span 2;
  }
}

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

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

  .hero-title {
    font-size: 2rem;
  }

  .hero-description {
    font-size: 1rem;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .stat-number {
    font-size: 1.75rem;
  }

  .search-wrapper {
    flex-direction: column;
    padding: var(--space-3);
  }

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

  .section-padding {
    padding: var(--space-12) 0;
  }

  .section-title {
    font-size: 1.75rem;
  }

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

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

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

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

  .footer-brand {
    grid-column: span 1;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  .api-buttons {
    flex-direction: column;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .container-xl {
    padding: 0 var(--space-4);
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .category-pill {
    font-size: 0.875rem;
    padding: var(--space-2) var(--space-4);
  }

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

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes pulse {

  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.05);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

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

/* Staggered animation delays */
.delay-100 {
  animation-delay: 100ms;
}

.delay-200 {
  animation-delay: 200ms;
}

.delay-300 {
  animation-delay: 300ms;
}

.delay-400 {
  animation-delay: 400ms;
}

.delay-500 {
  animation-delay: 500ms;
}

/* ============================================
   AUTOCOMPLETE DROPDOWN
   ============================================ */
.autocomplete-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  margin-top: var(--space-2);
  max-height: 300px;
  overflow-y: auto;
  display: none;
  z-index: 100;
}

.autocomplete-dropdown.show {
  display: block;
}

.autocomplete-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
  transition: background var(--transition);
}

.autocomplete-item:hover {
  background: var(--bg-secondary);
}

.autocomplete-item i {
  color: var(--text-tertiary);
}

.autocomplete-item span {
  color: var(--text-primary);
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 50px;
  height: 50px;
  background: var(--secondary);
  color: var(--white);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  z-index: 999;
  box-shadow: var(--shadow-lg);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--secondary-dark);
  transform: translateY(-4px);
}