*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --green-50: #ecfdf5;
  --green-100: #d1fae5;
  --green-500: #10b981;
  --green-600: #059669;
  --green-700: #047857;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-500: #64748b;
  --slate-700: #334155;
  --slate-900: #0f172a;
  --shadow: 0 10px 40px rgba(15, 23, 42, 0.08);
  --radius: 16px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--slate-900);
  background: var(--slate-50);
  line-height: 1.6;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--slate-200);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

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

.logo img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}

.logo-text {
  font-weight: 700;
  letter-spacing: 0.08em;
}

.nav-links {
  display: none;
  gap: 1.5rem;
}

.nav-link {
  color: var(--slate-700);
  text-decoration: none;
  font-weight: 500;
}

.nav-link:hover {
  color: var(--green-600);
}

.nav-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.1rem;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--green-600);
  color: white;
  box-shadow: 0 8px 24px rgba(5, 150, 105, 0.25);
}

.btn-primary:hover {
  background: var(--green-700);
}

.btn-outline {
  background: white;
  color: var(--green-700);
  border-color: var(--green-100);
}

.btn-secondary {
  background: white;
  color: var(--slate-900);
  border-color: var(--slate-200);
}

.btn-large {
  padding: 0.85rem 1.35rem;
}

.hero {
  padding: 4.5rem 0 3rem;
}

.hero-grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: var(--green-100);
  color: var(--green-700);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  margin: 0 0 1rem;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--slate-700);
  max-width: 42rem;
  margin: 0 0 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-card {
  background: linear-gradient(145deg, #ffffff, var(--green-50));
  border: 1px solid var(--green-100);
  border-radius: 24px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.hero-card h3 {
  margin-top: 0;
}

.app-links {
  display: grid;
  gap: 1rem;
}

.app-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius);
  background: white;
  border: 1px solid var(--slate-200);
  text-decoration: none;
  color: inherit;
}

.app-link:hover {
  border-color: var(--green-500);
  box-shadow: var(--shadow);
}

.app-link strong {
  display: block;
  margin-bottom: 0.15rem;
}

.app-link span {
  color: var(--slate-500);
  font-size: 0.95rem;
}

.section {
  padding: 4rem 0;
}

.section-alt {
  background: white;
  border-block: 1px solid var(--slate-200);
}

.section-header {
  text-align: center;
  max-width: 42rem;
  margin: 0 auto 2.5rem;
}

.section-header h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
}

.section-header p {
  margin: 0;
  color: var(--slate-500);
}

.features-grid,
.steps-grid {
  display: grid;
  gap: 1.25rem;
}

.feature-card,
.step-card {
  background: white;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--green-100);
  color: var(--green-700);
  font-weight: 700;
  margin-bottom: 1rem;
}

.feature-card--soon {
  border-style: dashed;
  border-color: var(--green-500);
  background: linear-gradient(145deg, #ffffff, var(--green-50));
}

.coming-soon {
  padding-top: 0;
}

.coming-soon-box {
  max-width: 42rem;
  margin: 0 auto;
  text-align: center;
  padding: 2rem 1.75rem;
  border-radius: 24px;
  border: 1px solid var(--green-100);
  background: linear-gradient(145deg, #ffffff, var(--green-50));
  box-shadow: var(--shadow);
}

.coming-soon-badge {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: var(--green-100);
  color: var(--green-700);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.coming-soon-box h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.coming-soon-box p {
  margin: 0;
  color: var(--slate-700);
}

.step-number {
  color: var(--green-600);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.cta {
  padding: 4rem 0 5rem;
}

.cta-box {
  background: linear-gradient(135deg, var(--green-600), var(--green-700));
  color: white;
  border-radius: 24px;
  padding: 2.5rem;
  text-align: center;
  box-shadow: var(--shadow);
}

.cta-box h2 {
  margin-top: 0;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.9);
  max-width: 36rem;
  margin: 0 auto 1.5rem;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.cta .btn-primary {
  background: white;
  color: var(--green-700);
}

.cta .btn-outline {
  color: white;
  border-color: rgba(255, 255, 255, 0.35);
  background: transparent;
}

.footer {
  padding: 2rem 0 3rem;
  color: var(--slate-500);
  font-size: 0.95rem;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.footer a {
  color: var(--green-700);
  text-decoration: none;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }

  .hero-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }

  .features-grid,
  .steps-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .steps-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}