/* Main Styles - Modern Minimalist Design */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-gradient: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  --secondary-gradient: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  --accent-color: #f59e0b;
  --text-dark: #1f2937;
  --text-medium: #4b5563;
  --text-light: #6b7280;
  --bg-light: #fffbeb;
  --bg-white: #ffffff;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 15px rgba(251, 191, 36, 0.1);
  --shadow-lg: 0 10px 30px rgba(251, 191, 36, 0.15);
  --border-radius: 16px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background: var(--bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* Header */
header {
  background: var(--bg-white);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(251, 191, 36, 0.1);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dark);
  text-decoration: none;
  transition: var(--transition);
}

.logo:hover {
  opacity: 0.8;
}

.logo img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  box-shadow: var(--shadow-md);
}

.logo-text {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text-dark);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 73px;
  left: 0;
  right: 0;
  background: var(--bg-white);
  box-shadow: var(--shadow-md);
  padding: 16px 24px;
  flex-direction: column;
  gap: 8px;
  z-index: 99;
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu a {
  color: var(--text-medium);
  text-decoration: none;
  font-weight: 500;
  padding: 12px;
  border-radius: 8px;
  transition: var(--transition);
}

.mobile-menu a:hover {
  background: var(--bg-light);
  color: var(--accent-color);
}

.nav-links a {
  color: var(--text-medium);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: var(--transition);
}

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

.nav-links a:hover::after {
  width: 100%;
}

.home-link {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Hero Section */
.hero {
  background: var(--secondary-gradient);
  padding: 100px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23f59e0b' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.4;
}

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

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: -0.02em;
}

.hero .subtitle {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-medium);
  font-weight: 600;
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 2.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-light);
  line-height: 1.8;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--primary-gradient);
  color: white;
  padding: 16px 40px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05rem;
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
  border: none;
  cursor: pointer;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 40px rgba(251, 191, 36, 0.25);
}

.cta-button:active {
  transform: translateY(0);
}

/* Screenshot Section */
.screenshot-section {
  padding: 80px 0;
  background: var(--bg-white);
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--text-dark);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-subtitle {
  text-align: center;
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.screenshot-item {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  background: var(--bg-white);
  border: 1px solid rgba(251, 191, 36, 0.1);
}

.screenshot-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.screenshot-item img {
  width: 100%;
  height: auto;
  display: block;
}

/* Features Section */
.features {
  padding: 80px 0;
  background: var(--bg-light);
}

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

.feature-card {
  padding: 32px;
  background: var(--bg-white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid rgba(251, 191, 36, 0.1);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: rgba(251, 191, 36, 0.3);
}

.feature-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 20px;
  color: var(--accent-color);
  stroke-width: 1.5;
}

.feature-card h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
  color: var(--text-dark);
  font-weight: 600;
}

.feature-card p {
  color: var(--text-light);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* How It Works */
.how-it-works {
  padding: 80px 0;
  background: var(--bg-white);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-top: 50px;
}

.step {
  text-align: center;
  padding: 32px 24px;
  position: relative;
}

.step-number {
  width: 64px;
  height: 64px;
  background: var(--primary-gradient);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 auto 24px;
  box-shadow: var(--shadow-md);
}

.step h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--text-dark);
  font-weight: 600;
}

.step p {
  color: var(--text-light);
  line-height: 1.7;
}

/* CTA Section */
.cta-section {
  padding: 80px 0;
  background: var(--secondary-gradient);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23f59e0b' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.4;
}

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

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

.cta-section p {
  font-size: 1.2rem;
  margin-bottom: 2.5rem;
  color: var(--text-medium);
}

/* Footer */
footer {
  background: var(--text-dark);
  color: white;
  padding: 50px 0 24px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h4 {
  margin-bottom: 20px;
  font-size: 1.1rem;
  font-weight: 600;
  color: white;
}

.footer-section ul {
  list-style: none;
}

.footer-section a {
  color: #9ca3af;
  text-decoration: none;
  display: block;
  margin-bottom: 10px;
  transition: var(--transition);
  font-size: 0.95rem;
}

.footer-section a:hover {
  color: var(--accent-color);
  padding-left: 4px;
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid #374151;
  color: #9ca3af;
  font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero .subtitle {
    font-size: 1.2rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .features-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .screenshot-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 60px 0 40px;
  }

  .screenshot-section,
  .features,
  .how-it-works,
  .cta-section {
    padding: 60px 0;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

  .cta-button {
    padding: 14px 32px;
    font-size: 0.95rem;
  }

  .container {
    padding: 0 16px;
  }
}