/* Design System Tokens */
:root {
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Outfit', var(--font-primary);
  
  --bg-color: #0b0f19;
  --bg-card: rgba(255, 255, 255, 0.03);
  --border-card: rgba(255, 255, 255, 0.08);
  
  --color-primary: #00f2fe;
  --color-secondary: #4facfe;
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-glow: rgba(0, 242, 254, 0.15);
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  outline: none;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  background-color: var(--bg-color);
  color: var(--text-main);
  overflow-x: hidden;
  line-height: 1.6;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Background Glows */
.glow-bg {
  position: absolute;
  border-radius: 50%;
  filter: blur(150px);
  z-index: -1;
  pointer-events: none;
  opacity: 0.15;
}

.glow-1 {
  width: 400px;
  height: 400px;
  background: var(--color-primary);
  top: -100px;
  right: -50px;
}

.glow-2 {
  width: 500px;
  height: 500px;
  background: var(--color-secondary);
  top: 600px;
  left: -200px;
}

/* Header & Nav */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(11, 15, 25, 0.7);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
  height: 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.5px;
}

nav {
  display: flex;
  gap: 32px;
}

nav a {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-family: var(--font-primary);
  font-weight: 600;
  border-radius: 8px;
  transition: var(--transition-smooth);
  cursor: pointer;
  border: none;
}

.btn-sm {
  padding: 10px 18px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

.btn-nav {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-nav:hover {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-color: transparent;
  box-shadow: 0 0 15px var(--text-glow);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #0b0f19;
  flex-direction: column;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 242, 254, 0.3);
}

.btn-primary .sub-text {
  font-size: 0.75rem;
  font-weight: 400;
  opacity: 0.8;
  margin-top: 2px;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  border: 1px solid var(--border-card);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
  padding: 14px;
}

/* Hero Section */
.hero-section {
  padding: 180px 0 100px 0;
  position: relative;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 60px;
}

.hero-text .badge {
  display: inline-block;
  background: rgba(0, 242, 254, 0.1);
  border: 1px solid rgba(0, 242, 254, 0.2);
  color: var(--color-primary);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 24px;
  font-family: var(--font-display);
}

.hero-text h1 {
  font-family: var(--font-display);
  font-size: 3.5rem;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-text p {
  color: var(--text-muted);
  font-size: 1.125rem;
  margin-bottom: 40px;
  max-width: 560px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
}

.hero-ctas .btn {
  padding: 14px 28px;
}

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

.mockup-container {
  position: relative;
  width: 100%;
  max-width: 480px;
  border-radius: 16px;
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(12px);
  padding: 12px;
  transition: var(--transition-smooth);
}

.mockup-container:hover {
  border-color: rgba(0, 242, 254, 0.25);
  box-shadow: 0 30px 60px rgba(0, 242, 254, 0.1);
  transform: translateY(-5px);
}

.mockup-img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
}

/* Features Section */
.features-section {
  padding: 100px 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: 64px;
}

.section-title h2 {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.section-title p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 36px;
  backdrop-filter: blur(12px);
  transition: var(--transition-smooth);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
}

.icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(0, 242, 254, 0.1);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Showcase Section */
.showcase-section {
  padding: 100px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
}

.showcase-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 80px;
}

.app-screenshot {
  width: 100%;
  max-width: 520px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6);
  display: block;
}

.showcase-text h2 {
  font-family: var(--font-display);
  font-size: 2.25rem;
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 20px;
}

.showcase-text p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 32px;
}

.checkmark-list {
  list-style: none;
}

.checkmark-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.95rem;
}

/* Pricing Section */
.pricing-section {
  padding: 100px 0;
  background: rgba(255, 255, 255, 0.01);
  border-top: 1px solid rgba(255, 255, 255, 0.03);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 440px));
  justify-content: center;
  gap: 32px;
  margin-top: 64px;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 20px;
  padding: 48px;
  backdrop-filter: blur(12px);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.pricing-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.pricing-featured {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(0, 242, 254, 0.3);
  box-shadow: 0 15px 40px rgba(0, 242, 254, 0.05);
}

.pricing-featured:hover {
  border-color: var(--color-primary);
}

.featured-badge {
  position: absolute;
  top: 24px;
  right: 24px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #0b0f19;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 12px;
  font-family: var(--font-display);
}

.plan-header h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.plan-header .price {
  font-family: var(--font-display);
  font-size: 2.75rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
}

.plan-header p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 32px;
}

.plan-features {
  list-style: none;
  margin-bottom: 40px;
  flex-grow: 1;
}

.plan-features li {
  margin-bottom: 14px;
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.plan-features li::before {
  content: "✓";
  color: var(--color-primary);
  font-weight: 700;
}

.plan-features li strong {
  color: #fff;
}

/* FAQ Section */
.faq-section {
  padding: 100px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
}

.faq-container {
  max-width: 800px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 48px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-question {
  padding: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.faq-question h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
}

.faq-arrow {
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: var(--transition-smooth);
  background: rgba(0, 0, 0, 0.1);
}

.faq-answer p {
  padding: 24px;
  color: var(--text-muted);
  font-size: 0.925rem;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
}

/* Active FAQ Item */
.faq-item.active {
  border-color: rgba(255, 255, 255, 0.15);
}

.faq-item.active .faq-answer {
  max-height: 200px;
}

.faq-item.active .faq-arrow {
  transform: rotate(180deg);
  color: var(--color-primary);
}

/* Download Section */
.download-section {
  padding: 120px 0;
  background: radial-gradient(circle at center, rgba(0, 242, 254, 0.03), transparent 60%);
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
}

.download-container h2 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.download-container p {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 40px;
}

/* Footer */
footer {
  padding: 40px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  background: #070a11;
}

.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-container p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  text-decoration: none;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

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

/* Responsive */
@media (max-width: 968px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 48px;
  }
  
  .hero-text h1 {
    font-size: 2.75rem;
  }
  
  .hero-text p {
    margin: 0 auto 32px auto;
  }
  
  .hero-ctas {
    justify-content: center;
  }
  
  .showcase-container {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }
  
  .showcase-visual {
    order: 2;
  }
  
  .checkmark-list {
    display: inline-block;
    text-align: left;
  }
  
  .footer-container {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
}

@media (max-width: 576px) {
  nav {
    display: none;
  }
  
  .hero-text h1 {
    font-size: 2.25rem;
  }
  
  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }
  
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}