@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --primary: #7d2ae8;
  --accent: #00c4cc;
  --bg: #ffffff;
  --text: #1a1a2e;
  --text-light: #6b6b80;
  --border: #e5e5f0;
  --card-bg: #f8f8fc;
  --hero-gradient: linear-gradient(135deg, #7d2ae8 0%, #00c4cc 100%);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

a {
  color: var(--primary);
  text-decoration: none;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--primary);
  letter-spacing: -0.5px;
}

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

.nav-links a {
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  transition: 0.3s;
}

/* Hero */
.hero {
  background: var(--hero-gradient);
  color: white;
  padding: 5rem 1.5rem 6rem;
  text-align: center;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -1.5px;
  line-height: 1.1;
}

.hero p {
  font-size: 1.25rem;
  opacity: 0.95;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.cta-btn {
  display: inline-block;
  background: white;
  color: var(--primary);
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1.1rem;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Sections */
.section {
  padding: 5rem 1.5rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--text);
}

/* Mock Screenshot */
.mock-section {
  margin-top: -4rem;
  padding-bottom: 3rem;
}

.browser-mockup {
  max-width: 900px;
  margin: 0 auto;
  background: var(--text);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(26, 26, 46, 0.25);
}

.browser-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: #2a2a40;
}

.browser-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.browser-dot.red { background: #ff5f56; }
.browser-dot.yellow { background: #ffbd2e; }
.browser-dot.green { background: #27c93f; }

.browser-url {
  flex: 1;
  background: #1a1a2e;
  border-radius: 6px;
  padding: 0.35rem 1rem;
  font-size: 0.8rem;
  color: #888;
  text-align: center;
}

.mock-content {
  padding: 1.5rem;
  background: #fafafa;
}

.grid-mock {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 3px;
  max-width: 500px;
  margin: 0 auto;
  background: var(--text);
  padding: 3px;
  border-radius: 8px;
}

.grid-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 2px;
  color: rgba(0,0,0,0.6);
}

/* Feature Cards */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(125, 42, 232, 0.1);
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.5rem;
  background: white;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}

.feature-icon svg {
  width: 32px;
  height: 32px;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

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

/* How It Works */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2.5rem;
  max-width: 1000px;
  margin: 0 auto;
}

.step {
  text-align: center;
  position: relative;
}

.step-number {
  font-size: 4rem;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.15;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.step h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.step p {
  color: var(--text-light);
  font-size: 0.95rem;
}

/* Footer */
.footer {
  background: var(--text);
  color: white;
  padding: 3rem 1.5rem 2rem;
}

.footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: white;
}

.footer-copy {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}

/* Page Content (Privacy, Terms, Support) */
.page-header {
  background: var(--hero-gradient);
  color: white;
  padding: 4rem 1.5rem 3rem;
  text-align: center;
}

.page-header h1 {
  font-size: 2.5rem;
  font-weight: 800;
}

.page-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.page-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--text);
}

.page-content h2:first-child {
  margin-top: 0;
}

.page-content p {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.page-content ul {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
  color: var(--text-light);
}

.page-content li {
  margin-bottom: 0.5rem;
}

.page-content a {
  color: var(--primary);
  font-weight: 500;
}

/* FAQ */
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 0;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.faq-item p {
  margin-bottom: 0;
}

/* Contact box */
.contact-box {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  margin: 2rem 0;
}

.contact-box a {
  font-size: 1.1rem;
  font-weight: 600;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
    border-bottom: 1px solid var(--border);
  }

  .nav-links.active {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  .hero p {
    font-size: 1.05rem;
  }

  .section {
    padding: 3rem 1.5rem;
  }

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

  .page-header h1 {
    font-size: 2rem;
  }

  .grid-mock {
    grid-template-columns: repeat(6, 1fr);
  }
}