:root {
  --ink: #101828;
  --ink-soft: #475467;
  --line: #e4e7ec;
  --bg-soft: #f9fafb;
  --brand: #2563eb;
  --brand-dark: #1d4ed8;
  --brand-soft: #eef4ff;
  --success: #16a34a;
  --radius: 14px;
  --shadow: 0 4px 24px rgba(16, 24, 40, 0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.55;
}

h1, h2, h3, h4 { font-weight: 800; letter-spacing: -0.01em; margin: 0; }
h2 { font-size: 2rem; text-align: center; margin-bottom: 2.5rem; }
h3 { font-size: 1.15rem; }
h4 { font-size: 1.05rem; margin-bottom: 0.4rem; }
p { margin: 0; color: var(--ink-soft); }

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 72px 0; }

/* Nav */
.nav {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(6px);
  z-index: 10;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}
.logo { font-weight: 800; font-size: 1.25rem; color: var(--ink); }
.logo span { color: var(--brand); }

/* Buttons */
.btn {
  display: inline-block;
  text-decoration: none;
  font-weight: 600;
  border-radius: 10px;
  padding: 12px 22px;
  cursor: pointer;
  border: none;
  transition: transform 0.05s ease, box-shadow 0.15s ease;
}
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 2px 10px rgba(37,99,235,0.35); }
.btn-primary:hover { background: var(--brand-dark); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn-ghost:hover { background: var(--bg-soft); }
.btn-large { padding: 15px 28px; font-size: 1.02rem; }
.btn-small { padding: 9px 16px; font-size: 0.9rem; }
.btn-full { width: 100%; text-align: center; }

/* Hero */
.hero {
  background: linear-gradient(180deg, var(--brand-soft) 0%, #fff 100%);
  padding-top: 64px;
  padding-bottom: 56px;
}
.hero-inner { text-align: center; max-width: 760px; }
.badge {
  display: inline-block;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--brand);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.hero h1 { font-size: 2.6rem; line-height: 1.15; margin-bottom: 20px; }
.hero-sub { font-size: 1.1rem; margin: 0 auto 32px; max-width: 620px; }
.hero-ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 18px; }
.hero-note { font-size: 0.9rem; color: var(--ink-soft); }
.hero-note strong { color: var(--brand); }

/* Problem */
.problem { background: #fff; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 8px; }
.problem-card, .step-card {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
}
.problem-icon { font-size: 1.8rem; margin-bottom: 12px; }

/* How it works */
.how { background: var(--bg-soft); }
.step-card { background: #fff; }
.step-num {
  width: 34px; height: 34px;
  background: var(--brand);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  margin-bottom: 14px;
}
.step-card h3 { margin-bottom: 8px; }

/* Why / compare */
.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 760px;
  margin: 0 auto;
}
.compare-col {
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--line);
}
.compare-them { background: var(--bg-soft); }
.compare-us { background: var(--brand-soft); border-color: var(--brand); }
.compare-col ul { margin: 14px 0 0; padding-left: 20px; color: var(--ink-soft); }
.compare-col li { margin-bottom: 8px; }
.compare-us h4 { color: var(--brand-dark); }

/* Pricing */
.pricing { background: #fff; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.pricing-grid { max-width: 820px; margin: 0 auto; }
.price-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
}
.price-featured { border: 2px solid var(--brand); position: relative; }
.price-tag { font-size: 0.82rem; font-weight: 700; color: var(--brand-dark); text-transform: uppercase; letter-spacing: 0.03em; }
.price { font-size: 2.6rem; font-weight: 800; margin: 12px 0 4px; }
.price span { font-size: 1rem; font-weight: 500; color: var(--ink-soft); }
.price-locked { font-size: 0.88rem; margin-bottom: 18px; }
.price-features { list-style: none; padding: 0; margin: 0 0 24px; color: var(--ink-soft); }
.price-features li { padding: 7px 0; border-top: 1px solid var(--line); }
.price-features li:first-child { border-top: none; }
.price-features li::before { content: "✓ "; color: var(--success); font-weight: 700; }

/* FAQ */
.faq { background: var(--bg-soft); }
.faq-item { max-width: 700px; margin: 0 auto 24px; }

/* Reserve */
.reserve { background: var(--brand-soft); }
.reserve-inner { text-align: center; max-width: 560px; }
.reserve-inner h2 { margin-bottom: 10px; }
.reserve-inner p { margin-bottom: 32px; }
.reserve-form { text-align: left; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.reserve-form input {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 0.98rem;
  font-family: inherit;
  margin-bottom: 12px;
  background: #fff;
}
.reserve-form input:focus { outline: 2px solid var(--brand); border-color: transparent; }
.form-note { text-align: center; font-size: 0.85rem; margin-top: 12px; }
.reserve-success {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
}
.reserve-success h3 { margin-bottom: 10px; }

/* Footer */
.footer { background: #fff; border-top: 1px solid var(--line); text-align: center; }
.footer p { max-width: 560px; margin: 0 auto 10px; font-size: 0.92rem; }
.footer-small { font-size: 0.8rem; color: #98a2b3; }

@media (max-width: 760px) {
  .grid-3, .grid-2, .compare, .form-row { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
}