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

:root {
  --primary: #1E88E5;
  --primary-dark: #0D47A1;
  --secondary: #42A5F5;
  --accent: #FF6B6B;
  --bg-dark: #0F1419;
  --bg-secondary: #1A1F2E;
  --bg-tertiary: #242B3A;
  --text-primary: #FFFFFF;
  --text-secondary: #B0BEC5;
  --text-tertiary: #78909C;
  --border: #37474F;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-secondary) 100%);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* Header & Navigation */
header {
  background: rgba(15, 20, 25, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
}

.logo img {
  width: 40px;
  height: 40px;
}

/* Mobile menu button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  background: none;
  border: none;
  outline: none;
  box-shadow: none;
  cursor: pointer;
  padding: 0.5rem;
  width: 40px;
  height: 40px;
  z-index: 100;
  -webkit-tap-highlight-color: transparent;
}

.mobile-menu-btn:focus,
.mobile-menu-btn:focus-visible {
  outline: none;
  box-shadow: none;
}

.mobile-menu-btn span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
  display: block;
}

.mobile-menu-btn span:nth-child(1) {
  margin-bottom: 5px;
}

.mobile-menu-btn span:nth-child(2) {
  margin-bottom: 5px;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Navigation */
.nav-menu {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-menu a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
  font-size: 0.95rem;
}

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

.cta-btn {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: white;
  border: none;
  padding: 0.7rem 1.5rem;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: transform 0.2s, box-shadow 0.2s;
  font-size: 0.95rem;
  text-decoration: none;
  display: inline-block;
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(30, 136, 229, 0.4);
}

/* Hero Section */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 8rem 2rem 4rem;
  min-height: 100vh;
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 1.3rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.8;
}

.hero-sub {
  font-size: 0.95rem !important;
  color: var(--text-tertiary) !important;
  margin-bottom: 0 !important;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  margin: 2rem 0 0;
  flex-wrap: wrap;
}

.hero-cta .cta-btn {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.ghost-btn {
  background: var(--bg-tertiary) !important;
  border: 1px solid var(--border) !important;
  display: inline-flex !important;
  align-items: center;
}

.hero-badges {
  margin-top: 2rem;
}

.badges-label {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image img {
  max-width: 100%;
  height: auto;
  filter: drop-shadow(0 20px 40px rgba(30, 136, 229, 0.3));
}

/* Features Section */
.features {
  background: var(--bg-secondary);
  padding: 6rem 2rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.section-title {
  font-size: 2.5rem;
  margin-bottom: 3rem;
  text-align: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--bg-tertiary);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

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

/* Privacy Section */
.privacy {
  background: linear-gradient(135deg, rgba(13, 71, 161, 0.1) 0%, rgba(30, 136, 229, 0.1) 100%);
  padding: 6rem 2rem;
  border-top: 1px solid var(--border);
}

.privacy-container {
  max-width: 900px;
  margin: 0 auto;
}

.privacy h2 {
  font-size: 2rem;
  margin-bottom: 2rem;
  text-align: center;
  color: var(--primary);
}

.privacy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.privacy-item {
  text-align: center;
  padding: 1.5rem;
  background: var(--bg-tertiary);
  border-radius: 10px;
  border: 1px solid var(--border);
}

.privacy-item strong {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--primary);
}

/* Download Section */
.download {
  padding: 6rem 2rem;
}

.download-container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.download-container h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.download-container p {
  color: var(--text-secondary);
  margin-bottom: 3rem;
  font-size: 1.1rem;
}

/* Updated Store & Code Badges Layout */
.download-badge-container {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: transform 0.2s, border-color 0.2s, background-color 0.2s;
  border: 1px solid var(--border);
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

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

.badge img {
  width: 22px;
  height: 22px;
  object-fit: contain;
  flex-shrink: 0;
}

/* Chrome: white background so the coloured logo renders correctly */
.badge-chrome {
  background: #ffffff;
  color: #111111;
  border-color: #e0e0e0;
}

.badge-chrome:hover {
  background: #f5f5f5;
  border-color: #bdbdbd;
}

/* Edge and Firefox share same neutral dark style */
.badge-edge,
.badge-firefox {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

/* Screenshots Section */
.screenshots {
  background: var(--bg-secondary);
  padding: 6rem 2rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.screenshot-item {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.screenshot-item img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  border: 1px solid var(--border);
  transition: transform 0.3s ease, border-color 0.3s ease;
  display: block;
}

.screenshot-item img:hover {
  transform: scale(1.02);
  border-color: var(--primary);
}

.screenshot-item p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  text-align: center;
}

/* Contact Section */
.contact {
  background: var(--bg-secondary);
  padding: 4rem 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.contact-container {
  max-width: 800px;
  margin: 0 auto;
}

.contact h2 {
  font-size: 2rem;
  margin-bottom: 2rem;
}

.email-wrapper {
  background: var(--bg-tertiary);
  padding: 2rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  display: inline-block;
}

.email-button {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: white;
  border: none;
  padding: 0.8rem 2rem;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
  font-size: 1rem;
}

.email-button:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 25px rgba(30, 136, 229, 0.4);
}

.email-display {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 1rem;
  word-break: break-all;
  font-family: 'Courier New', monospace;
  min-height: 24px;
}

/* Footer */
footer {
  background: rgba(15, 20, 25, 0.95);
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
  text-align: center;
  color: var(--text-secondary);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
  text-align: left;
}

.footer-section h4 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.footer-section a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  margin: 0.5rem 0;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 2rem;
  text-align: center;
  color: var(--text-tertiary);
}

.footer-bottom a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

/* Responsive */
@media (max-width: 768px) {
  /* Header fixes */
  .header-container {
    padding: 0 1rem;
    position: relative;
  }

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

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(15, 20, 25, 0.98);
    border-bottom: none;
    padding: 0 1rem;
    gap: 1rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    z-index: 99;
  }

  .nav-menu.active {
    max-height: 420px;
    padding: 1.5rem 1rem;
    border-bottom: 1px solid var(--border);
  }

  .nav-menu a {
    display: block;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
  }

  .nav-menu .cta-btn {
    margin-top: 0.5rem;
    width: 100%;
    text-align: center;
  }

  .ghost-btn {
    justify-content: center;
  }

  /* Hero */
  .hero {
    grid-template-columns: 1fr;
    padding: 5rem 1.5rem 2rem;
    min-height: auto;
    gap: 2rem;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-content p {
    font-size: 1rem;
  }

  .hero-sub {
    font-size: 0.85rem !important;
  }

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

  /* CTA and badges */
  .hero-cta {
    flex-direction: column;
    gap: 0.75rem;
  }

  .hero-cta .cta-btn {
    width: 100%;
    text-align: center;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
  }

  .hero-badges {
    margin-top: 1.5rem;
  }

  .badges-label {
    font-size: 0.75rem;
  }

  .hero-badges .download-badge-container {
    flex-direction: column;
    gap: 0.75rem;
  }

  .hero-badges .badge {
    width: 100%;
    justify-content: center;
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
  }

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

  .features {
    padding: 3rem 1.5rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .feature-card {
    padding: 1.5rem;
  }

  .feature-icon {
    font-size: 2rem;
  }

  /* Privacy */
  .privacy {
    padding: 3rem 1.5rem;
  }

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

  /* Screenshots */
  .screenshots {
    padding: 3rem 1.5rem;
  }

  .screenshots-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .screenshot-item img {
    border-radius: 8px;
  }

  /* Contact */
  .contact {
    padding: 3rem 1.5rem;
  }

  /* Footer */
  footer {
    padding: 2rem 1.5rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-bottom {
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  header {
    padding: 0.5rem 0;
  }

  .logo {
    font-size: 1.2rem;
  }

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

  .hero {
    padding: 4rem 1rem 1.5rem;
  }

  .hero-content h1 {
    font-size: 1.75rem;
  }

  .hero-content p {
    font-size: 0.95rem;
  }

  .hero-cta .cta-btn {
    padding: 0.7rem 1.2rem;
    font-size: 0.9rem;
  }

  .hero-badges .badge {
    padding: 0.65rem 0.8rem;
    font-size: 0.8rem;
  }

  .hero-badges .badge img {
    width: 18px;
    height: 18px;
  }

  .features {
    padding: 2.5rem 1rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .feature-card {
    padding: 1.2rem;
  }

  .feature-icon {
    font-size: 1.75rem;
  }

  .screenshots {
    padding: 2.5rem 1rem;
  }

  .privacy {
    padding: 2.5rem 1rem;
  }

  .privacy-grid {
    gap: 1rem;
  }

  .privacy-item {
    padding: 1rem;
  }
}

@media (prefers-color-scheme: light) {
  :root {
    --bg-dark: #F5F5F5;
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #F9F9F9;
    --text-primary: #1A1A1A;
    --text-secondary: #555555;
    --text-tertiary: #999999;
    --border: #E0E0E0;
  }

  body {
    background: linear-gradient(135deg, var(--bg-dark) 0%, #EEEEEE 100%);
  }

  header {
    background: rgba(255, 255, 255, 0.95);
  }
}

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

.hero-content {
  animation: fadeIn 0.8s ease;
}

.feature-card {
  animation: fadeIn 0.8s ease;
}