:root {
  --blue-50: #eff6ff;
  --blue-100: #dbeafe;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --emerald-500: #10b981;
  --emerald-600: #059669;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-900: #0f172a;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Open Sans', sans-serif;
  color: var(--slate-700);
  background: linear-gradient(180deg, var(--white) 0%, var(--slate-50) 100%);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--slate-900);
}

p {
  margin: 0;
  line-height: 1.7;
}

a {
  color: inherit;
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.topbar {
  background: var(--blue-700);
  color: var(--white);
  font-size: 14px;
}

.topbar-wrap {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  flex-wrap: wrap;
}

.header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #e2e8f0;
}

.header-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 14px 0;
}

.brand {
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  text-decoration: none;
  color: var(--blue-700);
}

.nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.nav a {
  text-decoration: none;
  font-size: 15px;
  color: var(--slate-700);
}

.nav a:hover {
  color: var(--blue-700);
}

.hero {
  padding: 72px 0 48px;
}

.hero-box {
  border: 1px solid var(--blue-100);
  background: linear-gradient(140deg, var(--blue-50), #eefcf8);
  border-radius: 24px;
  padding: 42px;
  box-shadow: 0 15px 45px rgba(15, 23, 42, 0.08);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--blue-100);
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 600;
  font-size: 13px;
  color: var(--blue-700);
}

.hero h1 {
  margin-top: 18px;
  font-size: clamp(30px, 4.8vw, 48px);
  line-height: 1.2;
}

.hero p {
  margin-top: 16px;
  font-size: clamp(16px, 2.1vw, 20px);
  color: var(--slate-600);
  max-width: 880px;
}

.cta-row {
  margin-top: 28px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  padding: 12px 18px;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--blue-600);
  color: var(--white);
}

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

.btn-success {
  background: var(--emerald-500);
  color: var(--white);
}

.btn-success:hover {
  background: var(--emerald-600);
}

.btn-outline {
  border-color: #cbd5e1;
  color: var(--slate-700);
  background: var(--white);
}

.btn-outline:hover {
  border-color: var(--blue-600);
  color: var(--blue-700);
}

.main {
  padding: 8px 0 56px;
}

.section {
  background: var(--white);
  border: 1px solid #e2e8f0;
  border-radius: 20px;
  padding: 30px;
  margin-bottom: 18px;
}

.section h2 {
  font-size: clamp(24px, 3.2vw, 34px);
  margin-bottom: 10px;
}

.section-intro {
  color: var(--slate-600);
  margin-bottom: 18px;
}

.grid {
  display: grid;
  gap: 14px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.card {
  border: 1px solid #dbeafe;
  background: linear-gradient(180deg, #f8fbff, #ffffff);
  border-radius: 16px;
  padding: 16px;
}

.card h3 {
  font-size: 19px;
  margin-bottom: 8px;
}

.card p {
  font-size: 15px;
  color: var(--slate-600);
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.checklist li {
  border: 1px solid #e2e8f0;
  background: #fcfdff;
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 15px;
}

.faq {
  display: grid;
  gap: 10px;
}

.faq details {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 12px 14px;
  background: #fbfdff;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--slate-900);
}

.faq p {
  margin-top: 10px;
  color: var(--slate-600);
  font-size: 15px;
}

.links-list {
  display: grid;
  gap: 8px;
}

.links-list a {
  color: var(--blue-700);
  text-decoration: none;
}

.links-list a:hover {
  text-decoration: underline;
}

.footer {
  background: #0b1220;
  color: #cbd5e1;
  padding: 34px 0;
  margin-top: 36px;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer a {
  color: #93c5fd;
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}

@media (max-width: 920px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .hero-box {
    padding: 28px;
  }

  .nav {
    gap: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}