:root {
  --primary: #2563EB;
  --dark: #0F172A;
  --accent: #22C55E;
  --light: #F8FAFC;
  --muted: #64748B;
  --border: #E2E8F0;
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.12);
  --radius-lg: 18px;
  --radius-xl: 24px;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: radial-gradient(circle at top left, #eef2ff, #ffffff 40%),
    radial-gradient(circle at bottom right, #ecfdf3, #ffffff 45%);
  color: var(--dark);
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 6vw;
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  z-index: 10;
}

.nav__brand {
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
}

.nav__links {
  display: flex;
  gap: 1.5rem;
  font-weight: 500;
  color: var(--muted);
}

.nav__links a:hover {
  color: var(--dark);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn--primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.2);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 35px rgba(37, 99, 235, 0.3);
}

.btn--ghost {
  border-color: var(--border);
  color: var(--dark);
  background: #ffffff;
}

.btn--ghost:hover {
  border-color: var(--primary);
  color: var(--primary);
}

main {
  padding: 0 6vw 5rem;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  align-items: center;
  padding: 4rem 0 2rem;
}

.hero h1 {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero p {
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.hero__cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  background: #e0e7ff;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero__note {
  font-size: 0.95rem;
  color: var(--muted);
}

.hero__note strong {
  color: var(--dark);
}

.hero__mockup {
  display: flex;
  justify-content: center;
}

.mockup {
  width: 100%;
  max-width: 480px;
  background: #ffffff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  border: 1px solid var(--border);
}

.mockup__header {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.dot {
  width: 10px;
  height: 10px;
  background: #e2e8f0;
  border-radius: 50%;
}

.mockup__card {
  background: #f1f5f9;
  border-radius: var(--radius-lg);
  padding: 1rem 1.2rem;
  margin-bottom: 1rem;
}

.mockup__card h4 {
  font-size: 0.9rem;
  color: var(--muted);
}

.mockup__card p {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0.4rem 0;
}

.mockup__card span {
  color: var(--accent);
  font-size: 0.85rem;
}

.mockup__list {
  display: grid;
  gap: 0.8rem;
}

.mockup__item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-lg);
  background: #ffffff;
  border: 1px solid var(--border);
}

.mockup__item small {
  color: var(--muted);
}

.status {
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: #e2e8f0;
  color: var(--dark);
  font-size: 0.75rem;
  font-weight: 600;
}

.status--warning {
  background: #fef3c7;
  color: #b45309;
}

.status--danger {
  background: #fee2e2;
  color: #b91c1c;
}

.social-proof {
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow);
  margin: 2rem 0;
  text-align: center;
}

.social-proof__headline {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
}

.testimonials {
  display: grid;
  gap: 1.2rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.testimonial {
  background: var(--light);
  border-radius: var(--radius-lg);
  padding: 1.2rem;
  font-size: 0.95rem;
  color: var(--dark);
  box-shadow: inset 0 0 0 1px var(--border);
}

.testimonial span {
  display: block;
  margin-top: 0.8rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.section-title {
  text-align: center;
  margin-bottom: 2rem;
}

.section-title h2 {
  font-size: clamp(2rem, 3vw, 2.5rem);
  margin-bottom: 0.6rem;
}

.section-title p {
  color: var(--muted);
}

.problem__grid,
.features__grid,
.steps__grid,
.pricing__grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card,
.feature-card,
.step-card,
.price-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.icon {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: #eef2ff;
  margin-bottom: 1rem;
}

.icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--primary);
  stroke-width: 2;
  fill: none;
}

.solution {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  align-items: center;
  margin: 4rem 0;
}

.checklist {
  list-style: none;
  display: grid;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.checklist li {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--dark);
  font-weight: 500;
}

.checklist svg {
  width: 20px;
  height: 20px;
  stroke: var(--accent);
  stroke-width: 2.5;
  fill: none;
}

.solution__card {
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  display: grid;
  gap: 1.5rem;
}

.summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  text-align: center;
}

.summary span {
  color: var(--muted);
  font-size: 0.85rem;
}

.summary strong {
  display: block;
  font-size: 1.4rem;
}

.feature-card h3,
.step-card h3,
.price-card h3 {
  margin-bottom: 0.6rem;
}

.feature-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #ecfeff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.feature-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--primary);
  stroke-width: 2;
  fill: none;
}

.steps__grid {
  margin-top: 1.5rem;
}

.step-card span {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
}

.pricing {
  margin-top: 4rem;
}

.price-card {
  display: grid;
  gap: 0.8rem;
}

.price-card ul {
  list-style: none;
  display: grid;
  gap: 0.4rem;
  color: var(--muted);
}

.price-card--highlight {
  border: 2px solid var(--primary);
  box-shadow: 0 20px 50px rgba(37, 99, 235, 0.2);
}

.price {
  font-size: 2rem;
  font-weight: 700;
}

.tag {
  align-self: flex-start;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  background: #dbeafe;
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
}

.final-cta {
  margin: 4rem 0 2rem;
  background: var(--dark);
  color: #ffffff;
  padding: 2.5rem;
  border-radius: var(--radius-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer {
  padding: 2rem 6vw 3rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: space-between;
  align-items: center;
  background: #ffffff;
}

.footer__links {
  display: flex;
  gap: 1.2rem;
  color: var(--muted);
}

.footer__copy {
  color: var(--muted);
  font-size: 0.85rem;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .nav__links {
    display: none;
  }

  .final-cta {
    text-align: center;
    justify-content: center;
  }
}

@media (max-width: 600px) {
  .nav {
    padding: 1rem 5vw;
  }

  .hero {
    padding-top: 2.5rem;
  }

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