:root {
  --primary: #00f5ff;
  --primary-glow: rgba(0, 245, 255, 0.3);
  --secondary: #9d4edd;
  --accent: #ff006e;
  --dark: #0a0e27;
  --darker: #05071e;
  --light: #e4e4e7;
  --card-bg: rgba(30, 41, 59, 0.6);
  --card-border: rgba(0, 245, 255, 0.2);
  --glow: 0 0 10px rgba(0, 245, 255, 0.3);
  --text-glow: 0 0 5px rgba(0, 245, 255, 0.5);
  --surface: #ffffff;
  --text-primary: #0a0e27;
  --text-secondary: #94a3b8;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --dark: #f8fafc;
  --darker: #e2e8f0;
  --light: #1e293b;
  --card-bg: rgba(255, 255, 255, 0.9);
  --card-border: rgba(148, 163, 184, 0.2);
  --surface: #0a0e27;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --glow: 0 0 10px rgba(59, 130, 246, 0.2);
  --text-glow: none;
  --primary: #3b82f6;
  --secondary: #8b5cf6;
  --primary-glow: rgba(59, 130, 246, 0.2);
}

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

a{
    text-decoration: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--darker);
  color: var(--light);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  transition: var(--transition);
}

/* Badge styles */
.badges {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.badge:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}

.version-badge {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: white;
}

.last-updated {
  font-size: 14px;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 30px;
}

/* Demo screenshot section */
.demo-screenshot {
  margin: 50px 0;
  text-align: center;
}

.screenshot-container {
  max-width: 800px;
  margin: 0 auto;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.screenshot-placeholder {
  width: 100%;
  height: 460px;
  background: linear-gradient(135deg, var(--dark) 0%, var(--darker) 100%);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  border: 2px dashed var(--card-border);
}

.screenshot-placeholder i {
  font-size: 48px;
  margin-bottom: 20px;
  color: var(--primary);
}

/* License section */
.license-section {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 30px;
  margin: 50px 0;
  text-align: center;
}

.license-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: rgba(157, 78, 221, 0.1);
  border: 1px solid rgba(157, 78, 221, 0.3);
  border-radius: 12px;
  color: var(--secondary);
  font-weight: 600;
  margin-bottom: 20px;
}

/* Contribution section */
.contribution-section {
  padding: 80px 0;
  background: rgba(15, 23, 42, 0.3);
}

.contribution-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.contribution-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 30px;
  text-align: center;
  transition: var(--transition);
}

.contribution-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: var(--glow);
}

.contribution-icon {
  font-size: 40px;
  color: var(--primary);
  margin-bottom: 20px;
}

/* Info note */
.info-note {
  background: rgba(0, 245, 255, 0.1);
  border: 1px solid var(--primary);
  border-radius: 12px;
  padding: 20px;
  margin: 20px 0;
  font-size: 14px;
  color: var(--text-secondary);
}

.info-note a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}

.info-note a:hover {
  text-decoration: underline;
}

/* Futuristic Background */
.futuristic-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  background: radial-gradient(
      circle at 20% 80%,
      rgba(157, 78, 221, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(0, 245, 255, 0.08) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 40%,
      rgba(255, 0, 110, 0.05) 0%,
      transparent 50%
    ),
    linear-gradient(135deg, var(--darker) 0%, var(--dark) 100%);
}

.grid-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(var(--primary-glow) 1px, transparent 1px),
    linear-gradient(90deg, var(--primary-glow) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: -1;
  opacity: 0.08;
}

.floating-elements {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
}

.floating-element {
  position: absolute;
  background: var(--primary-glow);
  border-radius: 50%;
  filter: blur(30px);
  opacity: 0.05;
  animation: float 20s infinite ease-in-out;
}

.floating-element:nth-child(1) {
  width: 300px;
  height: 300px;
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.floating-element:nth-child(2) {
  width: 200px;
  height: 200px;
  top: 60%;
  right: 10%;
  animation-delay: -7s;
  background: var(--secondary);
}

.floating-element:nth-child(3) {
  width: 150px;
  height: 150px;
  bottom: 20%;
  left: 20%;
  animation-delay: -14s;
  background: var(--accent);
}

@keyframes float {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }

  33% {
    transform: translate(20px, -30px) rotate(120deg);
  }

  66% {
    transform: translate(-15px, 15px) rotate(240deg);
  }
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header {
  padding: 20px 0;
  position: sticky;
  top: 0;
  backdrop-filter: blur(20px) saturate(180%);
  background: rgba(5, 7, 30, 0.85);
  border-bottom: 1px solid var(--card-border);
  z-index: 100;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

[data-theme="light"] header {
  background: rgba(248, 250, 252, 0.9);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  text-shadow: var(--text-glow);
  flex-shrink: 0;
}

.logo-icon {
  font-size: 28px;
  animation: pulse 3s infinite;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    text-shadow: 0 0 5px var(--primary);
  }

  50% {
    transform: scale(1.05);
    text-shadow: 0 0 8px var(--primary);
  }
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  color: var(--light);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  position: relative;
  font-size: 16px;
  padding: 8px 0;
}

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

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: var(--transition);
}

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

.nav-actions {
  display: flex;
  gap: 15px;
  align-items: center;
}

/* Fixed Theme Toggle */
.theme-toggle-container {
  position: relative;
  display: flex;
  align-items: center;
}

.theme-toggle {
  position: relative;
  width: 60px;
  height: 30px;
  background: linear-gradient(135deg, var(--dark), var(--darker));
  border-radius: 50px;
  border: 2px solid var(--card-border);
  cursor: pointer;
  transition: var(--transition);
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.1);
}

.theme-toggle::before {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: var(--primary);
  border-radius: 50%;
  transition: var(--transition);
  box-shadow: 0 0 5px var(--primary);
}

[data-theme="light"] .theme-toggle::before {
  transform: translateX(30px);
  background: var(--secondary);
  box-shadow: 0 0 5px var(--secondary);
}

.theme-icons {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  display: flex;
  justify-content: space-between;
  width: 100%;
  padding: 0 8px;
}

.theme-icons i {
  font-size: 12px;
  color: var(--light);
  transition: var(--transition);
}

.github-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  text-decoration: none;
  border-radius: 12px;
  font-weight: 600;
  transition: var(--transition);
  border: none;
  box-shadow: var(--glow);
  position: relative;
  overflow: hidden;
}

.github-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: 0.5s;
}

.github-btn:hover::before {
  left: 100%;
}

.github-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px var(--primary-glow);
}

/* Hero Section */
.hero {
  padding: 120px 0 100px;
  text-align: center;
  position: relative;
}

.hero-content {
  max-width: 845px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-size: 64px;
  font-weight: 900;
  margin-bottom: 24px;
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--secondary) 50%,
    var(--accent) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.hero .subtitle {
  font-size: 22px;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 40px;
  flex-wrap: wrap;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 36px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #fff;
  text-decoration: none;
  border-radius: 16px;
  font-weight: 700;
  font-size: 18px;
  transition: var(--transition);
  box-shadow: var(--glow);
  position: relative;
  overflow: hidden;
  border: none;
  cursor: pointer;
}

.cta-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: 0.5s;
}

.cta-btn:hover::before {
  left: 100%;
}

.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px var(--primary-glow);
}

.cta-btn.secondary {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  box-shadow: none;
}

.cta-btn.secondary:hover {
  background: rgba(0, 245, 255, 0.1);
  box-shadow: 0 5px 15px var(--primary-glow);
}

/* Features */
.features {
  padding: 100px 0;
  position: relative;
}

.section-title {
  text-align: center;
  font-size: 48px;
  font-weight: 800;
  margin-bottom: 60px;
  color: var(--light);
  position: relative;
  display: block;
  left: 50%;
  transform: translateX(-50%);
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -15px;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  border-radius: 2px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 40px 30px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(0, 245, 255, 0.05) 0%,
    rgba(157, 78, 221, 0.05) 100%
  );
  z-index: -1;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary);
  box-shadow: var(--glow), 0 15px 30px rgba(0, 0, 0, 0.15);
}

.feature-icon {
  font-size: 48px;
  margin-bottom: 24px;
  color: var(--primary);
  text-shadow: var(--text-glow);
  display: inline-block;
  animation: iconFloat 4s ease-in-out infinite;
}

@keyframes iconFloat {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-8px);
  }
}

.feature-card h3 {
  font-size: 24px;
  margin-bottom: 16px;
  color: var(--light);
  font-weight: 700;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.6;
}

/* Demo Section */
.demo {
  padding: 100px 0;
  position: relative;
}

.demo-container {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 50px 40px;
  max-width: 800px;
  margin: 0 auto;
  backdrop-filter: blur(15px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15), var(--glow);
  position: relative;
  overflow: hidden;
}

.demo-container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--primary),
    var(--secondary),
    var(--accent)
  );
}

.api-selector {
  margin-bottom: 30px;
  padding: 20px;
  background: rgba(15, 23, 42, 0.5);
  border-radius: 16px;
  border: 1px solid var(--card-border);
}

[data-theme="light"] .api-selector {
  background: rgba(255, 255, 255, 0.6);
}

.api-selector label {
  display: block;
  margin-bottom: 12px;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 16px;
}

.api-options {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.api-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: rgba(0, 245, 255, 0.1);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition);
  flex: 1;
  min-width: 140px;
}

.api-option:hover {
  background: rgba(0, 245, 255, 0.15);
  transform: translateY(-2px);
}

.api-option.active {
  background: rgba(0, 245, 255, 0.2);
  border-color: var(--primary);
  box-shadow: 0 3px 10px var(--primary-glow);
}

.api-option input {
  display: none;
}

.form-group {
  margin-bottom: 25px;
}

.form-group label {
  display: block;
  margin-bottom: 10px;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 16px;
}

.form-group input {
  width: 100%;
  padding: 16px 20px;
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  color: var(--light);
  font-size: 16px;
  transition: var(--transition);
}

[data-theme="light"] .form-group input {
  background: rgba(255, 255, 255, 0.8);
  color: var(--text-primary);
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-glow);
}

.run-btn {
  width: 100%;
  padding: 20px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--glow);
}

.run-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: 0.5s;
}

.run-btn:hover::before {
  left: 100%;
}

.run-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--primary-glow);
}

.run-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* Speed Test Progress */
.speed-test-progress {
  margin: 30px 0;
  padding: 30px;
  background: rgba(15, 23, 42, 0.7);
  border-radius: 16px;
  border: 1px solid var(--card-border);
  display: none;
}

[data-theme="light"] .speed-test-progress {
  background: rgba(255, 255, 255, 0.8);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  margin: 20px 0;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--primary));
  border-radius: 4px;
  width: 0%;
  transition: width 0.5s ease;
  position: relative;
}

.progress-fill::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  animation: shine 3s infinite;
}

@keyframes shine {
  0% {
    transform: translateX(-100%);
  }

  100% {
    transform: translateX(100%);
  }
}

.test-stages {
  display: flex;
  justify-content: space-between;
  margin-top: 15px;
  color: var(--text-secondary);
  font-size: 14px;
}

.test-stage {
  text-align: center;
  flex: 1;
  padding: 5px;
  border-radius: 8px;
  transition: var(--transition);
}

.test-stage.active {
  color: var(--primary);
  font-weight: 700;
  background: rgba(0, 245, 255, 0.1);
}

/* Results Section */
.result {
  margin-top: 30px;
  padding: 30px;
  background: rgba(15, 23, 42, 0.7);
  border-radius: 16px;
  border-left: 4px solid var(--primary);
  animation: fadeIn 0.5s ease;
  display: none;
}

[data-theme="light"] .result {
  background: rgba(255, 255, 255, 0.8);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(15px);
  }

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

.result h4 {
  color: var(--primary);
  margin-bottom: 15px;
  font-size: 24px;
  font-weight: 700;
}

.speed-meter {
  width: 100%;
  height: 16px;
  background: rgba(15, 23, 42, 0.7);
  border-radius: 8px;
  margin: 20px 0;
  overflow: hidden;
  position: relative;
}

[data-theme="light"] .speed-meter {
  background: rgba(255, 255, 255, 0.8);
}

.speed-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--primary));
  border-radius: 8px;
  transition: width 1.5s ease;
  position: relative;
}

.speed-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin: 25px 0;
}

.speed-stat {
  text-align: center;
  padding: 20px 15px;
  background: rgba(5, 7, 30, 0.5);
  border-radius: 12px;
  border: 1px solid var(--card-border);
  transition: var(--transition);
}

[data-theme="light"] .speed-stat {
  background: rgba(255, 255, 255, 0.6);
}

.speed-stat:hover {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.speed-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 5px;
  text-shadow: var(--text-glow);
}

.speed-label {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 600;
}

.complaint-letter {
  background: rgba(5, 7, 30, 0.7);
  border-radius: 12px;
  padding: 25px;
  margin: 25px 0;
  font-family: "Courier New", monospace;
  font-size: 14px;
  line-height: 1.6;
  white-space: pre-wrap;
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--card-border);
}

[data-theme="light"] .complaint-letter {
  background: rgba(255, 255, 255, 0.8);
}

.action-buttons {
  display: flex;
  gap: 15px;
  margin-top: 25px;
  flex-wrap: wrap;
}

.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 25px;
  background: rgba(0, 245, 255, 0.15);
  border: 1px solid rgba(0, 245, 255, 0.4);
  border-radius: 12px;
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-family: inherit;
  font-size: 16px;
  flex: 1;
  min-width: 180px;
  justify-content: center;
}

.action-btn:hover {
  background: rgba(0, 245, 255, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px var(--primary-glow);
}

.action-btn.download {
  background: rgba(157, 78, 221, 0.15);
  border-color: rgba(157, 78, 221, 0.4);
  color: var(--secondary);
}

.action-btn.download:hover {
  background: rgba(157, 78, 221, 0.25);
  box-shadow: 0 5px 15px rgba(157, 78, 221, 0.2);
}

.next-steps {
  margin-top: 30px;
  padding: 25px;
  background: rgba(15, 23, 42, 0.5);
  border-radius: 12px;
  border-left: 4px solid var(--secondary);
}

[data-theme="light"] .next-steps {
  background: rgba(255, 255, 255, 0.6);
}

.next-steps h5 {
  color: var(--secondary);
  margin-bottom: 15px;
  font-size: 20px;
  font-weight: 700;
}

.next-steps ol {
  padding-left: 20px;
  margin-top: 15px;
}

.next-steps li {
  margin-bottom: 10px;
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.5;
}

/* Installation Section */
.installation {
  padding: 100px 0;
  background: rgba(15, 23, 42, 0.3);
  position: relative;
}

.installation::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    ellipse at bottom,
    rgba(157, 78, 221, 0.1) 0%,
    transparent 70%
  );
  z-index: -1;
}

.installation-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.installation-step {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 40px 30px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.installation-step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(0, 245, 255, 0.05) 0%,
    rgba(157, 78, 221, 0.05) 100%
  );
  z-index: -1;
}

.installation-step:hover {
  transform: translateY(-8px);
  border-color: var(--primary);
  box-shadow: var(--glow), 0 15px 30px rgba(0, 0, 0, 0.15);
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  border-radius: 50%;
  font-size: 24px;
  font-weight: 800;
  color: white;
  margin: 0 auto 20px;
  box-shadow: var(--glow);
  position: relative;
}

.step-number::after {
  content: "";
  position: absolute;
  top: -3px;
  left: -3px;
  right: -3px;
  bottom: -3px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  z-index: -1;
  opacity: 0.4;
  animation: pulse 3s infinite;
}

.installation-step h3 {
  font-size: 24px;
  margin-bottom: 20px;
  color: var(--light);
  font-weight: 700;
}

.installation-step p {
  color: var(--text-secondary);
  margin-bottom: 25px;
  font-size: 16px;
  line-height: 1.6;
}

.installation-code {
  background: rgba(5, 7, 30, 0.7);
  border-radius: 12px;
  padding: 20px;
  margin: 20px 0;
  font-family: "Courier New", monospace;
  font-size: 14px;
  line-height: 1.5;
  border: 1px solid var(--card-border);
  text-align: left;
  position: relative;
}

[data-theme="light"] .installation-code {
  background: rgba(255, 255, 255, 0.8);
}

.installation-code code {
  color: var(--primary);
  display: block;
  white-space: pre-wrap;
  word-break: break-all;
}

.copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 8px 16px;
  background: rgba(0, 245, 255, 0.15);
  border: 1px solid rgba(0, 245, 255, 0.4);
  border-radius: 8px;
  color: var(--primary);
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 5px;
}

.copy-btn:hover {
  background: rgba(0, 245, 255, 0.25);
  transform: translateY(-2px);
}

.step-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}

.step-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-secondary);
  font-size: 14px;
}

.step-feature i {
  color: var(--primary);
  font-size: 12px;
}

.terminal-window {
  background: rgba(5, 7, 30, 0.9);
  border-radius: 12px;
  overflow: hidden;
  margin: 20px 0;
  border: 1px solid var(--card-border);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.terminal-header {
  background: rgba(15, 23, 42, 0.8);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--card-border);
}

.terminal-buttons {
  display: flex;
  gap: 8px;
}

.terminal-button {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-button.close {
  background: #ff5f57;
}

.terminal-button.minimize {
  background: #ffbd2e;
}

.terminal-button.maximize {
  background: #28ca42;
}

.terminal-title {
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
}

.terminal-content {
  padding: 20px;
  font-family: "Courier New", monospace;
  color: var(--primary);
  line-height: 1.5;
}

.terminal-prompt {
  color: var(--secondary);
}

.terminal-command {
  color: var(--light);
}

.terminal-output {
  color: var(--text-secondary);
  margin-top: 10px;
}

/* Quick Start Section */
.quick-start {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 40px;
  margin-top: 50px;
  text-align: center;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
}

.quick-start::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--primary),
    var(--secondary),
    var(--accent)
  );
}

.quick-start h3 {
  font-size: 28px;
  margin-bottom: 20px;
  color: var(--light);
  font-weight: 700;
}

.quick-start p {
  color: var(--text-secondary);
  margin-bottom: 30px;
  font-size: 18px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.quick-start-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Footer */
footer {
  padding: 60px 0 40px;
  text-align: center;
  border-top: 1px solid var(--card-border);
  color: var(--text-secondary);
  background: rgba(5, 7, 30, 0.8);
  transition: var(--transition);
}

[data-theme="light"] footer {
  background: rgba(248, 250, 252, 0.9);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.social-links {
  display: flex;
  gap: 20px;
}

.social-links a {
  color: var(--text-secondary);
  font-size: 20px;
  transition: var(--transition);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(0, 245, 255, 0.1);
}

.social-links a:hover {
  color: var(--primary);
  transform: translateY(-3px);
  background: rgba(0, 245, 255, 0.2);
  box-shadow: 0 5px 15px var(--primary-glow);
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 42px;
  }

  .section-title {
    font-size: 36px;
  }

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

  .nav-links {
    display: none;
  }

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

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

  .demo-container {
    padding: 30px 20px;
  }

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

  .installation-steps {
    grid-template-columns: 1fr;
  }

  .installation-step {
    padding: 30px 20px;
  }

  .quick-start {
    padding: 30px 20px;
  }

  .quick-start-buttons {
    flex-direction: column;
    align-items: center;
  }

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

@media (min-width: 769px) and (max-width: 1024px) {
  .hero h1 {
    font-size: 54px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 32px;
  }

  .section-title {
    font-size: 28px;
  }

  .cta-btn {
    padding: 15px 25px;
    font-size: 16px;
  }

  .feature-card,
  .installation-step {
    padding: 25px 20px;
  }

  .demo-container {
    padding: 20px 15px;
  }

  .badges {
    flex-direction: column;
    align-items: center;
  }
}