/* ========================================
   VoxCore Shared Styles
   ======================================== */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  background: linear-gradient(135deg, #0f1419 0%, #1a2332 100%);
  color: #ffffff;
  line-height: 1.6;
}

/* ========================================
   Header & Navigation
   ======================================== */

header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 20, 25, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 32px;
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  gap: 8px;
  transition: opacity 0.2s ease;
}

.logo:hover {
  opacity: 0.85;
}

.logo img {
  height: 120px;
  width: auto;
  display: block;
}

.hero-logo {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 24px;
}
.hero-logo img {
  max-width: 320px;
  width: 100%;
  height: auto;
  box-shadow: 0 8px 32px rgba(100,149,255,0.12);
  border-radius: 12px;
}

nav {
  display: flex;
  gap: 32px;
  align-items: center;
}

nav a {
  color: #aaa;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s ease;
}

nav a:hover {
  color: #fff;
}

nav a.active {
  color: #6495ff;
  font-weight: 600;
}

.nav-buttons {
  display: flex;
  gap: 12px;
  align-items: center;
}

.btn-login {
  color: #aaa;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.btn-login:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.btn-signup {
  background: linear-gradient(135deg, #6495ff 0%, #4a7fff 100%);
  color: #fff;
  text-decoration: none;
  padding: 10px 24px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s ease;
  border: 1px solid rgba(100, 150, 255, 0.3);
}

.btn-signup:hover {
  background: linear-gradient(135deg, #7aa5ff 0%, #5a8fff 100%);
  box-shadow: 0 4px 12px rgba(100, 150, 255, 0.3);
  transform: translateY(-2px);
}

/* ========================================
   Footer
   ======================================== */

footer {
  background: rgba(15, 20, 25, 0.95);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 48px 32px 32px;
  margin-top: 80px;
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h3 {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-section a {
  display: block;
  color: #888;
  text-decoration: none;
  font-size: 13px;
  margin-bottom: 12px;
  transition: color 0.2s ease;
}

.footer-section a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: #666;
}

/* ========================================
   Common Components
   ======================================== */

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
}

.section {
  padding: 80px 32px;
}

h1 {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

h2 {
  font-size: 48px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

h3 {
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 16px;
}

p {
  font-size: 16px;
  color: #aaa;
  margin-bottom: 16px;
}

.highlight {
  color: #6495ff;
  font-weight: 600;
}

.btn-primary {
  display: inline-block;
  background: linear-gradient(135deg, #6495ff 0%, #4a7fff 100%);
  color: #fff;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid rgba(100, 150, 255, 0.3);
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #7aa5ff 0%, #5a8fff 100%);
  box-shadow: 0 8px 20px rgba(100, 150, 255, 0.3);
  transform: translateY(-2px);
}

.btn-secondary {
  display: inline-block;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.feature-card {
  background: rgba(30, 40, 60, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 32px;
  transition: all 0.3s ease;
}

.feature-card:hover {
  background: rgba(40, 60, 100, 0.7);
  border-color: rgba(100, 150, 255, 0.3);
  transform: translateY(-4px);
}

.feature-icon {
  font-size: 40px;
  margin-bottom: 16px;
  display: block;
}

.feature-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 14px;
  color: #888;
}

/* ========================================
   Preview Mode Banner
   ======================================== */

.preview-banner {
  background: linear-gradient(90deg, #3a3000 0%, #2a2000 100%);
  border-bottom: 2px solid #d97706;
  padding: 14px 24px;
  text-align: center;
  font-size: 14px;
  color: #fbbf24;
  font-weight: 500;
  position: sticky;
  top: 0;
  z-index: 99;
}

.preview-banner a {
  color: #fbbf24;
  text-decoration: underline;
  font-weight: 600;
  transition: color 0.2s ease;
}

.preview-banner a:hover {
  color: #fff;
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 1024px) {
  .container {
    padding: 0 24px;
  }

  h1 {
    font-size: 48px;
  }

  h2 {
    font-size: 40px;
  }

  .section {
    padding: 60px 24px;
  }

  nav {
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .header-container {
    padding: 12px 16px;
    flex-wrap: wrap;
  }

  .logo {
    width: 100%;
    margin-bottom: 12px;
  }

  .logo img {
    height: 60px;
  }

  nav {
    gap: 12px;
    width: 100%;
    flex-wrap: wrap;
    justify-content: center;
  }

  nav a {
    font-size: 13px;
    padding: 6px 12px;
  }

  .nav-buttons {
    width: 100%;
    gap: 8px;
    justify-content: center;
  }

  .btn-login,
  .btn-signup {
    padding: 8px 16px;
    font-size: 13px;
  }

  h1 {
    font-size: 32px;
    line-height: 1.3;
  }

  h2 {
    font-size: 28px;
    line-height: 1.3;
  }

  h3 {
    font-size: 20px;
  }

  p {
    font-size: 14px;
  }

  .container {
    padding: 0 16px;
  }

  .section {
    padding: 40px 16px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .feature-card {
    padding: 24px;
  }

  .feature-icon {
    font-size: 32px;
  }

  .feature-card h3 {
    font-size: 18px;
  }

  .feature-card p {
    font-size: 13px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  footer {
    padding: 32px 16px 24px;
    margin-top: 40px;
  }

  .btn-primary,
  .btn-secondary {
    padding: 12px 24px;
    font-size: 14px;
    width: 100%;
    text-align: center;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-buttons a {
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .header-container {
    padding: 12px 12px;
  }

  .logo {
    transition: opacity 0.2s ease;
  }

  .logo img {
    height: 50px;
  }

  nav {
    gap: 8px;
  }

  nav a {
    font-size: 12px;
    padding: 4px 8px;
  }

  h1 {
    font-size: 24px;
    margin-bottom: 16px;
  }

  h2 {
    font-size: 22px;
    margin-bottom: 16px;
  }

  h3 {
    font-size: 16px;
    margin-bottom: 12px;
  }

  p {
    font-size: 13px;
    margin-bottom: 12px;
  }

  .container {
    padding: 0 12px;
  }

  .section {
    padding: 32px 12px;
  }

  .feature-card {
    padding: 20px;
  }

  .feature-icon {
    font-size: 28px;
    margin-bottom: 12px;
  }

  .feature-card h3 {
    font-size: 16px;
  }

  .feature-card p {
    font-size: 12px;
  }

  footer {
    padding: 24px 12px 16px;
    margin-top: 32px;
  }

  .footer-section h3 {
    font-size: 12px;
    margin-bottom: 12px;
  }

  .footer-section a {
    font-size: 12px;
    margin-bottom: 10px;
  }

  .footer-bottom {
    font-size: 12px;
  }

  .btn-primary,
  .btn-secondary {
    padding: 10px 20px;
    font-size: 13px;
  }

  .btn-login {
    padding: 6px 12px;
    font-size: 12px;
  }

  .btn-signup {
    padding: 8px 16px;
    font-size: 12px;
  }
}