:root {
  --primary-blue: #2563eb;
  --teal-accent: #10b981;
  --neutral-gray: #f9fafb;
  --dark-text: #111827;
  --white: #ffffff;
  --light-gray: #e5e7eb;
  --medium-gray: #6b7280;
  --dark-gray: #374151;
}

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

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  color: var(--dark-text);
  background: var(--white);
}

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

/* Header */
header {
  background: var(--white);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-blue);
  text-decoration: none;
}

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

.nav-links a {
  text-decoration: none;
  color: var(--dark-text);
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.login-btn {
  background: var(--primary-blue);
  color: white;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.login-btn:hover {
  background: #1d4ed8;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--neutral-gray) 0%, #fff 100%);
  padding: 120px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 30% 20%,
      rgba(37, 99, 235, 0.15) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 70% 80%,
      rgba(16, 185, 129, 0.15) 0%,
      transparent 50%
    );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.beta-badge {
  display: inline-block;
  background: linear-gradient(45deg, #10b981, #059669);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--dark-text);
  line-height: 1.2;
}

.hero p {
  font-size: 1.25rem;
  color: var(--medium-gray);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.benefit-bullets {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.benefit-bullet {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  color: var(--dark-text);
  font-weight: 500;
}

.benefit-bullet .checkmark {
  color: var(--teal-accent);
  font-weight: bold;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.btn-primary {
  background: var(--primary-blue);
  color: white;
  padding: 1rem 2rem;
  border: none;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.btn-primary:hover {
  background: #1d4ed8;
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--dark-text);
  padding: 1rem 2rem;
  border: 2px solid var(--light-gray);
  border-radius: 12px;
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.btn-secondary:hover {
  border-color: var(--teal-accent);
  color: var(--teal-accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.2);
}

.trust-indicators {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.trust-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--medium-gray);
  font-size: 0.9rem;
}

.shield-icon {
  color: var(--teal-accent);
  font-size: 1.2rem;
}

/* Features Section */
.features {
  padding: 100px 0;
  background: var(--white);
}

.features h2 {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--dark-text);
}

.features-subtitle {
  text-align: center;
  color: var(--medium-gray);
  font-size: 1.1rem;
  margin-bottom: 4rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.feature-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid var(--light-gray);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(16, 185, 129, 0.08);
  border-color: var(--teal-accent);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--primary-blue), var(--teal-accent));
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
}

.feature-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--dark-text);
}

.feature-card p {
  color: var(--medium-gray);
  line-height: 1.6;
}

/* Testimonials Section */
.testimonials {
  background: var(--neutral-gray);
  padding: 80px 0;
}

.testimonials h2 {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--dark-text);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background: var(--white);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.testimonial-quote {
  font-style: italic;
  margin-bottom: 1rem;
  color: var(--dark-text);
}

.testimonial-author {
  font-weight: 600;
  color: var(--primary-blue);
}

/* Login Section */
.login-section {
  background: var(--neutral-gray);
  padding: 100px 0;
}

.login-container {
  max-width: 450px;
  margin: 0 auto;
  background: var(--white);
  padding: 3rem;
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.login-container h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--dark-text);
}

.signup-subtitle {
  text-align: center;
  color: var(--medium-gray);
  margin-bottom: 2rem;
  font-size: 1rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--dark-text);
}

.form-group input {
  width: 100%;
  padding: 1rem;
  border: 2px solid var(--light-gray);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.3s ease;
}

.form-group input:focus {
  outline: none;
  border-color: var(--teal-accent);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.security-note {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--medium-gray);
  margin-bottom: 1.5rem;
  text-align: center;
  justify-content: center;
}

.login-form-btn {
  width: 100%;
  background: var(--primary-blue);
  color: white;
  padding: 1rem;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-bottom: 1rem;
}

.login-form-btn:hover {
  background: #1d4ed8;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.form-benefits {
  background: var(--neutral-gray);
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  text-align: center;
}

.form-benefits ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.form-benefits li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--dark-text);
  justify-content: center;
}

/* Footer */
footer {
  background: var(--dark-text);
  color: var(--light-gray);
  padding: 3rem 0;
  text-align: center;
}

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

.footer-section h3 {
  color: var(--white);
  margin-bottom: 1rem;
  font-weight: 600;
}

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

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

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

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .hero h1 {
    font-size: 2.5rem;
  }
  .benefit-bullets {
    flex-direction: column;
    gap: 1rem;
  }
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  .trust-indicators {
    flex-direction: column;
    gap: 1rem;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .login-container {
    margin: 0 1rem;
    padding: 2rem;
  }
}

/* Roadmap & Changelog - Full Page Look */
#roadmap,
#changelog {
  display: none; /* stays hidden until shown by JS */
  padding: 80px 20px;
  background: #ffffff;
  min-height: 100vh;
}

#roadmap .container,
#changelog .container {
  max-width: 800px;
  margin: 0 auto;
}

#roadmap h2,
#changelog h2 {
  text-align: center;
  font-size: 2.75rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: var(--dark-text);
}

#roadmap-content,
#changelog-content {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--dark-text);
}

#roadmap-content h1,
#changelog-content h1 {
  font-size: 2rem;
  font-weight: 600;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

#roadmap-content h2,
#changelog-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

#roadmap-content h3,
#changelog-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

#roadmap-content p,
#changelog-content p {
  margin-bottom: 1rem;
}

#roadmap-content ul,
#changelog-content ul {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

#roadmap-content li,
#changelog-content li {
  margin-bottom: 0.5rem;
}

#roadmap-content a,
#changelog-content a {
  color: var(--primary-blue);
  text-decoration: none;
}

#roadmap-content a:hover,
#changelog-content a:hover {
  text-decoration: underline;
}

/* Back to Home link */
#roadmap-content a.back-link,
#changelog-content a.back-link {
  display: inline-block;
  margin-top: 2rem;
  font-size: 1rem;
  color: var(--teal-accent);
  text-decoration: none;
}

#roadmap-content a.back-link:hover,
#changelog-content a.back-link:hover {
  text-decoration: underline;
}

/* Privacy & Terms - Full Page Look */
#privacy,
#terms {
  display: none;
  padding: 80px 20px;
  background: #ffffff;
  min-height: 100vh;
}

#privacy .container,
#terms .container {
  max-width: 800px;
  margin: 0 auto;
}

#privacy h2,
#terms h2 {
  text-align: center;
  font-size: 2.75rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: var(--dark-text);
}

#privacy-content,
#terms-content {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--dark-text);
}

#privacy-content h1,
#terms-content h1 {
  font-size: 2rem;
  font-weight: 600;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

#privacy-content h2,
#terms-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

#privacy-content h3,
#terms-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

#privacy-content p,
#terms-content p {
  margin-bottom: 1rem;
}

#privacy-content ul,
#terms-content ul {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

#privacy-content li,
#terms-content li {
  margin-bottom: 0.5rem;
}

#privacy-content a,
#terms-content a {
  color: var(--primary-blue);
  text-decoration: none;
}

#privacy-content a:hover,
#terms-content a:hover {
  text-decoration: underline;
}

#privacy-content a.back-link,
#terms-content a.back-link {
  display: inline-block;
  margin-top: 2rem;
  font-size: 1rem;
  color: var(--teal-accent);
  text-decoration: none;
}

#privacy-content a.back-link:hover,
#terms-content a.back-link:hover {
  text-decoration: underline;
}