/* CSS Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --purple: #9333ea;
  --green: #16a34a;
  --yellow: #ca8a04;
  --red: #dc2626;
  --indigo: #4f46e5;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --white: #ffffff;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  --radius: 0.75rem;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  color: var(--gray-900);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.header {
  border-bottom: 1px solid var(--gray-200);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  color: var(--gray-600);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--gray-900);
}

/* Coming Soon Banner */
.coming-soon-banner {
  background: linear-gradient(135deg, var(--primary), var(--purple));
  padding: 1rem;
  text-align: center;
}

.coming-soon-text {
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* Hero Section */
.hero {
  padding: 5rem 1rem;
  background: linear-gradient(135deg, #eff6ff, #eef2ff, #faf5ff);
}

.hero-content {
  text-align: center;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.rocket-icon {
  width: 48px;
  height: 48px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--gray-600);
  margin-bottom: 3rem;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.highlight {
  font-weight: 600;
  color: var(--gray-900);
}

/* Buttons */
.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 4rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary-dark);
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-secondary {
  background: var(--primary-light);
  color: var(--white);
  border-color: var(--primary);
}

.btn-secondary:hover {
  background: var(--primary);
}

.btn-icon {
  width: 20px;
  height: 20px;
}

/* Chat Mockup */
.chat-mockup {
  max-width: 700px;
  margin: 0 auto;
  background: var(--white);
  border-radius: 1rem;
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--gray-200);
  overflow: hidden;
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--gray-200);
}

.chat-header-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.bot-avatar {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--purple));
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bot-avatar svg {
  width: 24px;
  height: 24px;
}

.bot-name {
  font-weight: 600;
  color: var(--gray-900);
  font-size: 0.95rem;
}

.bot-status {
  font-size: 0.75rem;
  color: var(--green);
}

.qr-badge {
  width: 48px;
  height: 48px;
  background: var(--gray-900);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-badge svg {
  width: 32px;
  height: 32px;
}

.chat-messages {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.message {
  display: flex;
  gap: 0.5rem;
}

.message-user {
  justify-content: flex-end;
}

.message-user p {
  background: var(--primary);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: 1rem;
  border-top-right-radius: 0.25rem;
  max-width: 280px;
  font-size: 0.875rem;
  text-align: left;
}

.message-bot {
  justify-content: flex-start;
  align-items: flex-start;
}

.message-bot-avatar {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  margin-top: 0.25rem;
}

.message-bot-avatar svg {
  width: 24px;
  height: 24px;
}

.message-content {
  background: var(--gray-100);
  padding: 0.5rem 1rem;
  border-radius: 1rem;
  border-top-left-radius: 0.25rem;
  max-width: 400px;
}

.message-content p {
  font-size: 0.875rem;
  color: var(--gray-800);
  text-align: left;
}

/* Sections */
section {
  padding: 5rem 1rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-900);
  text-align: center;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--gray-600);
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-description {
  font-size: 1.125rem;
  color: var(--gray-600);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3rem;
  line-height: 1.8;
}

/* Integrations */
.integrations {
  background: var(--gray-50);
  border-top: 1px solid var(--gray-200);
}

.integrations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  max-width: 800px;
  margin: 0 auto;
}

.integration-item {
  text-align: center;
}

.integration-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.integration-icon svg {
  width: 72px;
  height: 72px;
}

.integration-item h3 {
  font-weight: 600;
  color: var(--gray-900);
  font-size: 1.25rem;
}

.integration-item p {
  color: var(--gray-500);
  font-size: 0.95rem;
  margin-top: 0.5rem;
}

/* Who We Are */
.who-we-are {
  background: var(--white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.feature-item {
  text-align: center;
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
}

.feature-icon.blue { color: var(--primary); }
.feature-icon.purple { color: var(--purple); }
.feature-icon.green { color: var(--green); }

.feature-item h3 {
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}

.feature-item p {
  color: var(--gray-600);
  font-size: 0.95rem;
}

/* How It Works */
.how-it-works {
  background: var(--white);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.step-item {
  text-align: center;
}

.step-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.step-icon.blue {
  background: #dbeafe;
  color: var(--primary);
}

.step-icon.purple {
  background: #f3e8ff;
  color: var(--purple);
}

.step-icon.green {
  background: #dcfce7;
  color: var(--green);
}

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

.step-number {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 0.875rem;
  margin: 0 auto 1rem;
}

.step-number.blue { background: var(--primary); }
.step-number.purple { background: var(--purple); }
.step-number.green { background: var(--green); }

.step-item h3 {
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 1rem;
  font-size: 1.125rem;
}

.step-item p {
  color: var(--gray-600);
  font-size: 0.95rem;
}

/* Features Section & Use Cases */
.features-section {
  background: var(--gray-50);
}

.use-cases {
  background: var(--white);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  transition: all 0.3s;
}

.card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
}

.card-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
}

.card-icon.blue { color: var(--primary); }
.card-icon.purple { color: var(--purple); }
.card-icon.green { color: var(--green); }
.card-icon.yellow { color: var(--yellow); }
.card-icon.red { color: var(--red); }
.card-icon.indigo { color: var(--indigo); }

.card h3 {
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.card p {
  color: var(--gray-600);
  font-size: 0.875rem;
}

/* Pricing Section */
.pricing-section {
  background: var(--gray-50);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  position: relative;
  transition: all 0.3s;
}

.pricing-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
  border-color: var(--primary);
  transform: scale(1.05);
  box-shadow: var(--shadow-xl);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--white);
  padding: 0.25rem 1rem;
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
}

.pricing-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1rem;
}

.pricing-price {
  margin-bottom: 1.5rem;
}

.price-amount {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--gray-900);
}

.price-period {
  font-size: 1rem;
  color: var(--gray-500);
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 2rem;
}

.pricing-features li {
  padding: 0.5rem 0;
  color: var(--gray-600);
  font-size: 0.95rem;
  border-bottom: 1px solid var(--gray-100);
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features li::before {
  content: "✓";
  color: var(--green);
  font-weight: 700;
  margin-right: 0.5rem;
}

.pricing-card .btn {
  width: 100%;
  justify-content: center;
}

/* Notify Section */
.notify-section {
  background: linear-gradient(135deg, #eff6ff, #eef2ff);
  text-align: center;
}

.notify-form {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 500px;
  margin: 0 auto;
}

.notify-input {
  flex: 1;
  min-width: 250px;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.2s;
}

.notify-input:focus {
  border-color: var(--primary);
}

/* Footer */
.footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: 3rem 1rem 2rem;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.footer-brand {
  text-align: center;
}

.footer-brand .logo-text {
  color: var(--white);
}

.footer-tagline {
  color: var(--gray-400);
  margin-top: 0.5rem;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-800);
  border-radius: 50%;
  color: var(--gray-400);
  transition: all 0.2s;
}

.social-link:hover {
  background: var(--primary);
  color: var(--white);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-700);
  width: 100%;
}

.footer-bottom p {
  color: var(--gray-500);
  font-size: 0.875rem;
}

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

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

  .rocket-icon {
    width: 36px;
    height: 36px;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .integrations-grid,
  .features-grid,
  .steps-grid,
  .cards-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .pricing-card.featured {
    transform: none;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .chat-mockup {
    margin: 0 1rem;
  }

  .message-content {
    max-width: 280px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.5rem;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .notify-form {
    flex-direction: column;
  }

  .notify-input {
    width: 100%;
  }
}