:root {
  --primary-color: #0ea5e9;
  --primary-light: #e0f2fe;
  --secondary-color: #f0fdfa;
  --text-dark: #1e293b;
  --text-light: #64748b;
  --white: #ffffff;
  --bg-gradient: linear-gradient(135deg, #f0fdfa 0%, #e0f2fe 100%);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
  background: var(--bg-gradient);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header & Nav */
header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  z-index: 1000;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

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

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

.cta-btn {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 0.5rem 1.5rem;
  border-radius: 9999px;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.3s, box-shadow 0.3s;
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
  color: var(--white);
}

/* Sections */
section {
  padding: 5rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--text-dark);
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 5rem;
  overflow: hidden;
}

#canvas-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.hero-content {
  z-index: 1;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  padding: 3rem;
  border-radius: 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.5);
  max-width: 800px;
}

.hero h1 {
  font-size: 4rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(to right, #0ea5e9, #0284c7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2.5rem;
}

.main-cta {
  font-size: 1.25rem;
  padding: 1rem 2.5rem;
  display: inline-block;
}

/* Cards (Features, Reviews, Pricing) */
.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.03);
  transition: transform 0.3s, box-shadow 0.3s;
  border: 1px solid rgba(0,0,0,0.05);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.card h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

/* Status Section */
.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.status-item {
  background: var(--white);
  padding: 1.5rem;
  border-radius: 16px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0,0,0,0.02);
}

.status-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  background-color: #22c55e;
  border-radius: 50%;
  margin-right: 8px;
  box-shadow: 0 0 10px #22c55e;
}

/* Pricing */
.price-tag {
  font-size: 3rem;
  font-weight: 700;
  margin: 1.5rem 0;
  color: var(--text-dark);
}

.price-tag span {
  font-size: 1rem;
  color: var(--text-light);
}

.card ul {
  list-style: none;
  margin-bottom: 2rem;
}

.card ul li {
  margin-bottom: 0.8rem;
  color: var(--text-light);
  display: flex;
  align-items: center;
}

.card ul li::before {
  content: "✓";
  color: var(--primary-color);
  margin-right: 10px;
  font-weight: bold;
}

/* FAQ */
.faq-item {
  background: var(--white);
  padding: 1.5rem;
  border-radius: 12px;
  margin-bottom: 1rem;
  box-shadow: 0 4px 10px rgba(0,0,0,0.02);
}

.faq-item h4 {
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.faq-item p {
  color: var(--text-light);
}

/* Footer */
footer {
  background: var(--white);
  text-align: center;
  padding: 2rem;
  margin-top: 5rem;
  border-top: 1px solid rgba(0,0,0,0.05);
}

/* Articles Specific */
.article-container {
  max-width: 800px;
  background: var(--white);
  padding: 3rem;
  border-radius: 20px;
  margin: 8rem auto 4rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.article-container h1 {
  margin-bottom: 2rem;
  color: var(--primary-color);
}

.article-container p {
  margin-bottom: 1.5rem;
  color: var(--text-dark);
}

.back-link {
  display: inline-block;
  margin-bottom: 2rem;
  color: var(--text-light);
  text-decoration: none;
}
.back-link:hover {
  color: var(--primary-color);
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .hero h1 {
    font-size: 2.5rem;
  }
}