:root {
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --accent-soft: #eff4ff;
  --ink: #0f172a;
  --ink-soft: #475569;
  --ink-faint: #94a3b8;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1080px;
  --shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 4px 8px rgba(15, 23, 42, 0.06), 0 24px 48px rgba(15, 23, 42, 0.10);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Inter Tight", -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  font-size: 17px;
}

h1, h2, h3 { font-family: "Fraunces", Georgia, serif; line-height: 1.1; letter-spacing: -0.01em; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 760px; }

/* HEADER */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 600; }
.brand-mark {
  width: 26px; height: 26px; border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), #7c3aed);
  box-shadow: inset 0 1px 1px rgba(255,255,255,0.4);
}
.brand-text { font-size: 1.15rem; letter-spacing: -0.02em; }
.brand-dot { color: var(--accent); }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { color: var(--ink-soft); font-weight: 500; font-size: 0.96rem; }
.nav a:hover { color: var(--ink); }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: inherit; font-weight: 600; font-size: 1rem;
  padding: 12px 22px; border-radius: var(--radius-sm);
  border: 1px solid transparent; cursor: pointer; transition: all 0.16s ease;
  white-space: nowrap;
}
.btn-sm { padding: 8px 16px; font-size: 0.92rem; }
.btn-lg { padding: 15px 30px; font-size: 1.05rem; }
.btn-block { display: flex; width: 100%; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: var(--shadow); }
.btn-primary:hover { background: var(--accent-dark); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-lg); }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { color: var(--ink); border-color: var(--ink-faint); background: var(--bg-alt); }

/* HERO */
.hero { padding: 90px 0 40px; text-align: center; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(60% 50% at 50% 0%, rgba(37, 99, 235, 0.08), transparent 70%),
    radial-gradient(40% 40% at 80% 10%, rgba(124, 58, 237, 0.06), transparent 70%);
}
.eyebrow {
  text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.8rem;
  font-weight: 600; color: var(--accent); margin-bottom: 22px;
}
.hero h1 { font-size: clamp(2.6rem, 6vw, 4.4rem); font-weight: 500; margin-bottom: 24px; }
.hero-sub { font-size: 1.2rem; color: var(--ink-soft); max-width: 620px; margin: 0 auto 36px; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-foot { margin-top: 20px; font-size: 0.92rem; color: var(--ink-faint); }

.hero-demo { margin-top: 56px; }
.demo-card {
  max-width: 680px; margin: 0 auto; text-align: left;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 8px;
}
.demo-row { padding: 22px 24px; }
.demo-label {
  font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.1em;
  font-weight: 700; color: var(--ink-faint); margin-bottom: 10px;
}
.demo-label-you { color: var(--accent); }
.demo-generic { color: var(--ink-soft); font-style: italic; }
.demo-you { color: var(--ink); font-weight: 500; }
.demo-divider { height: 1px; background: var(--line); margin: 0 24px; }

/* SECTIONS */
.section { padding: 84px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-title { font-size: clamp(2rem, 4vw, 2.7rem); font-weight: 500; text-align: center; }
.section-lead { text-align: center; color: var(--ink-soft); font-size: 1.12rem; margin: 14px auto 52px; max-width: 540px; }

/* STEPS */
.steps { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.step {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px 28px; box-shadow: var(--shadow);
}
.step-num {
  width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center;
  justify-content: center; font-family: "Fraunces", serif; font-weight: 600; font-size: 1.2rem;
  background: var(--accent-soft); color: var(--accent); margin-bottom: 18px;
}
.step h3 { font-size: 1.3rem; font-weight: 600; margin-bottom: 10px; }
.step p { color: var(--ink-soft); font-size: 0.99rem; }

/* PLANS */
.plans { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; max-width: 760px; margin: 0 auto; }
.plan {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 36px 32px; box-shadow: var(--shadow); position: relative; display: flex; flex-direction: column;
}
.plan-featured { border-color: var(--accent); border-width: 1.5px; box-shadow: var(--shadow-lg); }
.plan-tag {
  position: absolute; top: -13px; left: 32px; background: var(--accent); color: #fff;
  font-size: 0.74rem; font-weight: 600; letter-spacing: 0.04em; padding: 5px 12px; border-radius: 20px;
}
.plan-name { font-size: 1.5rem; font-weight: 600; margin-bottom: 12px; }
.plan-price { display: flex; align-items: baseline; gap: 4px; }
.plan-amount { font-family: "Fraunces", serif; font-size: 3rem; font-weight: 500; }
.plan-period { color: var(--ink-faint); font-weight: 500; }
.plan-note { color: var(--ink-soft); margin: 8px 0 24px; font-size: 0.96rem; }
.plan-features { list-style: none; margin-bottom: 28px; flex: 1; }
.plan-features li { padding: 9px 0 9px 28px; position: relative; color: var(--ink-soft); border-bottom: 1px solid var(--bg-alt); }
.plan-features li::before {
  content: ""; position: absolute; left: 0; top: 15px; width: 16px; height: 16px;
  background: var(--accent-soft); border-radius: 50%;
}
.plan-features li::after {
  content: ""; position: absolute; left: 5px; top: 18px; width: 5px; height: 8px;
  border-right: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(45deg);
}
.pricing-foot { text-align: center; color: var(--ink-faint); font-size: 0.92rem; margin-top: 32px; }

/* FAQ */
.faq { display: flex; flex-direction: column; gap: 12px; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; overflow: hidden; }
.faq-item summary {
  cursor: pointer; padding: 20px 24px; font-weight: 600; font-size: 1.06rem;
  list-style: none; display: flex; justify-content: space-between; align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; font-weight: 400; font-size: 1.5rem; color: var(--accent); transition: transform 0.2s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-body { padding: 0 24px 22px; color: var(--ink-soft); }
.faq-body p + p { margin-top: 12px; }

/* CTA */
.cta { padding: 90px 0; text-align: center; background: var(--ink); color: #fff; }
.cta h2 { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 500; margin-bottom: 14px; }
.cta p { color: #cbd5e1; font-size: 1.15rem; margin-bottom: 32px; }

/* FOOTER */
.site-footer { padding: 56px 0 36px; border-top: 1px solid var(--line); background: var(--bg-alt); }
.footer-inner { display: flex; justify-content: space-between; align-items: flex-start; gap: 40px; flex-wrap: wrap; }
.footer-brand .brand-text { font-size: 1.2rem; }
.footer-brand p { color: var(--ink-faint); font-size: 0.92rem; margin-top: 6px; }
.footer-nav { display: flex; gap: 26px; flex-wrap: wrap; }
.footer-nav a { color: var(--ink-soft); font-weight: 500; font-size: 0.96rem; }
.footer-nav a:hover { color: var(--ink); }
.footer-legal { margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--line); }
.footer-legal p { color: var(--ink-faint); font-size: 0.88rem; }

/* LEGAL PAGES */
.legal { padding: 70px 0 90px; }
.legal-doc { max-width: 760px; margin: 0 auto; }
.legal-doc h1 { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 500; margin-bottom: 10px; }
.legal-meta { color: var(--ink-faint); font-size: 0.92rem; margin-bottom: 40px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.legal-doc h2 { font-size: 1.5rem; font-weight: 600; margin: 40px 0 14px; }
.legal-doc h3 { font-size: 1.15rem; font-weight: 600; margin: 26px 0 10px; font-family: "Inter Tight", sans-serif; }
.legal-doc p { color: var(--ink-soft); margin-bottom: 14px; }
.legal-doc ul { color: var(--ink-soft); margin: 0 0 14px 22px; }
.legal-doc li { margin-bottom: 8px; }
.legal-doc a { font-weight: 500; }
.back-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 500; margin-bottom: 30px; }

/* RESPONSIVE */
@media (max-width: 860px) {
  .steps { grid-template-columns: 1fr; }
  .plans { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .nav a:not(.btn) { display: none; }
  .hero { padding: 60px 0 30px; }
  .section { padding: 60px 0; }
  .footer-inner { flex-direction: column; gap: 24px; }
}
@media (max-width: 420px) {
  .container { padding: 0 18px; }
  .plan { padding: 30px 22px; }
  .plan-tag { left: 22px; }
  .step { padding: 26px 22px; }
  .demo-row { padding: 20px 20px; }
  .demo-divider { margin: 0 20px; }
  .faq-item summary { padding: 18px 20px; }
  .faq-body { padding: 0 20px 20px; }
}