:root {
  --qf-canvas: #e7ebe8;
  --qf-surface: #f8faf8;
  --qf-white: #fff;
  --qf-ink: #17211e;
  --qf-muted: #58635f;
  --qf-border: #cbd4cf;
  --qf-grid: rgba(23, 33, 30, 0.075);
  --qf-green: #4f9a68;
  --qf-green-strong: #35784d;
  --qf-violet: #5547a6;
  --qf-blue: #3a79a8;
  --qf-code: #171b19;
  --qf-code-text: #c7d2cc;
  --qf-shadow: 0 12px 30px rgba(23, 33, 30, 0.08);
  color: var(--qf-ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  line-height: 1.5;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--qf-canvas); }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button, input { font: inherit; }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--qf-violet) 50%, transparent); outline-offset: 3px; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 100; transform: translateY(-150%); background: var(--qf-ink); color: #fff; padding: 10px 14px; border-radius: 8px; }
.skip-link:focus { transform: translateY(0); }

.demo-banner { border-bottom: 1px solid rgba(23,33,30,.18); color: var(--qf-ink); background: #f3e7c6; font-size: 13px; }
.demo-banner-inner { min-height: 42px; display: flex; align-items: center; justify-content: center; gap: 16px; padding-block: 9px; text-align: center; }
.demo-banner strong { font-weight: 800; }
.demo-banner a { color: var(--qf-ink); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid rgba(23, 33, 30, .12); background: rgba(231, 235, 232, .94); backdrop-filter: blur(12px); }
.nav { width: min(1240px, calc(100% - 40px)); min-height: 72px; margin: 0 auto; display: flex; align-items: center; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-size: 20px; font-weight: 650; letter-spacing: -.03em; }
.brand img { width: 36px; height: 36px; }
.brand small { color: var(--qf-muted); font-size: 11px; font-weight: 520; letter-spacing: .01em; }
.nav-links { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.nav-links a { color: var(--qf-muted); font-size: 14px; font-weight: 560; text-decoration: none; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--qf-ink); }
.menu-button { display: none; width: 44px; height: 44px; margin-left: auto; border: 1px solid var(--qf-border); border-radius: 10px; background: transparent; }

.button { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 18px; border: 1px solid transparent; border-radius: 10px; color: var(--qf-ink); font-size: 14px; font-weight: 650; text-decoration: none; cursor: pointer; }
.button-primary { background: var(--qf-green); border-color: var(--qf-green-strong); }
.button-primary:hover { background: #66aa79; }
.button-secondary { border-color: var(--qf-border); background: rgba(255,255,255,.35); }
.button-secondary:hover { background: var(--qf-white); }
.button-dark { color: #fff; background: var(--qf-ink); }

.page-grid { background-image: linear-gradient(var(--qf-grid) 1px, transparent 1px), linear-gradient(90deg, var(--qf-grid) 1px, transparent 1px); background-size: 32px 32px; }
.container { width: min(1240px, calc(100% - 40px)); margin-inline: auto; }
.hero { min-height: 680px; display: grid; grid-template-columns: minmax(0, .9fr) minmax(440px, 1.1fr); align-items: center; gap: 64px; padding-block: 92px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 20px; color: var(--qf-green-strong); font-size: 12px; font-weight: 720; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 999px; background: var(--qf-green); box-shadow: 0 0 0 5px rgba(79,154,104,.14); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 720px; margin-bottom: 24px; font-size: clamp(2.75rem, 5.5vw, 4.65rem); line-height: .99; letter-spacing: -.062em; }
h2 { margin-bottom: 18px; font-size: clamp(2rem, 4vw, 3.35rem); line-height: 1.04; letter-spacing: -.048em; }
h3 { font-size: 20px; line-height: 1.25; letter-spacing: -.025em; }
.lead { max-width: 620px; color: var(--qf-muted); font-size: 18px; line-height: 1.65; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.trust-line { display: flex; flex-wrap: wrap; gap: 18px; margin: 28px 0 0; padding: 0; color: var(--qf-muted); font-size: 12px; list-style: none; }
.trust-line li::before { content: "✓"; margin-right: 7px; color: var(--qf-green-strong); font-weight: 800; }

.geo-demo { position: relative; min-height: 490px; overflow: hidden; border: 1px solid rgba(23,33,30,.18); border-radius: 18px; background: rgba(248,250,248,.82); box-shadow: var(--qf-shadow); }
.geo-demo::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(circle at 16px 16px, rgba(23,33,30,.16) 1.3px, transparent 1.6px); background-size: 32px 32px; mask-image: linear-gradient(to bottom, #000 30%, transparent 88%); }
.route { position: absolute; inset: 16px; width: calc(100% - 32px); height: 250px; }
.route path { fill: none; stroke: var(--qf-blue); stroke-width: 4; stroke-linecap: round; stroke-dasharray: 8 11; animation: route-flow 7s linear infinite; }
.route circle { fill: var(--qf-violet); stroke: var(--qf-surface); stroke-width: 5; }
.search-card { position: relative; margin: 52px 42px 0; padding: 18px; border: 1px solid var(--qf-border); border-radius: 14px; background: rgba(255,255,255,.94); }
.search-label { display: block; margin-bottom: 8px; color: var(--qf-muted); font-size: 12px; font-weight: 650; }
.search-value { display: flex; align-items: center; justify-content: space-between; min-height: 52px; padding: 0 14px; border: 1px solid var(--qf-ink); border-radius: 10px; font-weight: 580; }
.suggestions { position: relative; margin: 10px 42px; overflow: hidden; border: 1px solid var(--qf-border); border-radius: 12px; background: var(--qf-white); }
.suggestion { padding: 13px 16px; border-top: 1px solid #e8ece9; font-size: 13px; }
.suggestion:first-child { border-top: 0; background: #eef6f0; }
.suggestion small { display: block; color: var(--qf-muted); }
.result-console { position: relative; margin: 12px 28px 24px 74px; padding: 20px; border-radius: 12px; color: var(--qf-code-text); background: var(--qf-code); box-shadow: var(--qf-shadow); font: 12px/1.7 "JetBrains Mono", ui-monospace, monospace; }
.code-key { color: #9bc8aa; }.code-value { color: #a99eea; }.code-info { color: #7fb4d3; }

.section { padding-block: 96px; }
.section-white { background: var(--qf-surface); }
.section-dark { color: #f3f6f4; background: var(--qf-ink); }
.section-heading { max-width: 760px; margin-bottom: 48px; }
.kicker { margin-bottom: 12px; color: var(--qf-green-strong); font: 650 12px/1.4 "JetBrains Mono", ui-monospace, monospace; letter-spacing: .08em; text-transform: uppercase; }
.section-dark .kicker { color: #8cc69c; }
.section-heading p, .muted { color: var(--qf-muted); }
.section-dark .section-heading p, .section-dark .muted { color: #aab5b0; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.feature { min-width: 0; min-height: 245px; padding: 26px; border: 1px solid var(--qf-border); border-radius: 14px; background: rgba(255,255,255,.45); }
.feature h2 { overflow-wrap: anywhere; }
.feature-number { display: inline-grid; width: 34px; height: 34px; margin-bottom: 52px; place-items: center; border-radius: 9px; color: var(--qf-green-strong); background: #d8e7dc; font: 650 12px/1 "JetBrains Mono", monospace; }
.feature p { margin-bottom: 0; color: var(--qf-muted); font-size: 14px; line-height: 1.65; }

.split { display: grid; grid-template-columns: 5fr 7fr; gap: 80px; align-items: start; }
.steps { display: grid; gap: 12px; }
.step { display: grid; grid-template-columns: 44px 1fr; gap: 16px; padding: 20px; border: 1px solid rgba(255,255,255,.15); border-radius: 14px; background: rgba(255,255,255,.035); }
.step-index { display: grid; width: 38px; height: 38px; place-items: center; border: 1px solid rgba(140,198,156,.45); border-radius: 10px; color: #8cc69c; font: 650 12px/1 "JetBrains Mono", monospace; }
.step p { margin: 5px 0 0; color: #aab5b0; font-size: 14px; }

.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; align-items: stretch; }
.plan { position: relative; display: flex; flex-direction: column; padding: 24px; border: 1px solid var(--qf-border); border-radius: 14px; background: rgba(255,255,255,.5); }
.plan-featured { border: 2px solid var(--qf-green-strong); background: var(--qf-white); }
.plan-badge { position: absolute; top: -13px; left: 20px; padding: 5px 9px; border-radius: 999px; color: #fff; background: var(--qf-green-strong); font-size: 11px; font-weight: 700; }
.price { margin: 14px 0 4px; font-size: 38px; font-weight: 680; letter-spacing: -.05em; }
.price small { color: var(--qf-muted); font-size: 12px; font-weight: 500; letter-spacing: 0; }
.annual { display: none; }
html[data-billing="annual"] .monthly { display: none; }
html[data-billing="annual"] .annual { display: inline; }
.plan ul { display: grid; gap: 9px; margin: 22px 0 28px; padding: 0; color: var(--qf-muted); font-size: 13px; list-style: none; }
.plan li::before { content: "—"; margin-right: 8px; color: var(--qf-green-strong); }
.plan .button { margin-top: auto; }
.billing-toggle { display: inline-flex; margin-bottom: 28px; padding: 4px; border: 1px solid var(--qf-border); border-radius: 12px; background: rgba(255,255,255,.4); }
.billing-toggle button { min-height: 38px; padding: 7px 13px; border: 0; border-radius: 8px; color: var(--qf-muted); background: transparent; cursor: pointer; }
.billing-toggle button[aria-pressed="true"] { color: #fff; background: var(--qf-ink); }

.page-hero { padding: 88px 0 64px; }
.page-hero .lead { max-width: 760px; }
.content-grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr); gap: 64px; }
.content-grid > * { min-width: 0; }
.content-card { padding: 28px; border: 1px solid var(--qf-border); border-radius: 14px; background: rgba(255,255,255,.46); }
.content-card + .content-card { margin-top: 16px; }
.api-table { width: 100%; border-collapse: collapse; background: var(--qf-white); border-radius: 12px; overflow: hidden; }
.api-table th, .api-table td { padding: 15px 16px; border-bottom: 1px solid #e7ebe8; text-align: left; font-size: 13px; }
.api-table th { color: var(--qf-muted); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; }
.method { color: var(--qf-green-strong); font: 700 11px/1 "JetBrains Mono", monospace; }
code { font-family: "JetBrains Mono", ui-monospace, monospace; }
.notice { padding: 18px 20px; border-left: 3px solid var(--qf-violet); background: rgba(85,71,166,.07); color: var(--qf-muted); }
form { display: grid; gap: 10px; }
label { color: var(--qf-ink); font-size: 13px; font-weight: 650; }
input, textarea { width: 100%; padding: 12px 13px; border: 1px solid var(--qf-border); border-radius: 9px; color: var(--qf-ink); background: var(--qf-white); font: inherit; }
textarea { min-height: 100px; resize: vertical; }
input:focus, textarea:focus { outline: 3px solid rgba(85,71,166,.22); border-color: var(--qf-violet); }

.faq { border-top: 1px solid var(--qf-border); }
.faq details { border-bottom: 1px solid var(--qf-border); }
.faq summary { padding: 22px 0; font-weight: 650; cursor: pointer; }
.faq details p { max-width: 760px; padding-bottom: 22px; color: var(--qf-muted); }

.site-footer { padding: 54px 0 28px; border-top: 1px solid rgba(23,33,30,.14); }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 32px; }
.footer-grid h3 { font-size: 13px; }
.footer-grid ul { display: grid; gap: 9px; margin: 0; padding: 0; color: var(--qf-muted); font-size: 13px; list-style: none; }
.footer-grid a { text-decoration: none; }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--qf-border); color: var(--qf-muted); font-size: 11px; }

@keyframes route-flow { to { stroke-dashoffset: -95; } }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; min-height: 0; }
  .geo-demo { max-width: 720px; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .split, .content-grid { grid-template-columns: 1fr; gap: 44px; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav { width: min(100% - 28px, 1240px); min-height: 64px; }
  .menu-button { display: inline-grid; place-items: center; }
  .nav-links { display: none; position: absolute; top: 64px; right: 14px; left: 14px; padding: 16px; border: 1px solid var(--qf-border); border-radius: 12px; background: var(--qf-surface); box-shadow: var(--qf-shadow); }
  .nav-links[data-open] { display: grid; }
  .container { width: min(100% - 28px, 1240px); }
  .demo-banner-inner { align-items: flex-start; flex-direction: column; gap: 3px; padding-block: 9px; text-align: left; }
  .hero { gap: 44px; padding-block: 64px; }
  h1 { font-size: clamp(2.6rem, 13vw, 4rem); }
  .geo-demo { min-height: 450px; }
  .search-card { margin: 34px 14px 0; }
  .suggestions { margin-inline: 14px; }
  .result-console { margin: 12px 14px 20px; overflow-x: auto; }
  .section { padding-block: 64px; }
  .feature-grid, .pricing-grid { grid-template-columns: 1fr; }
  .feature { min-height: 210px; }
  .feature-number { margin-bottom: 34px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
  .api-table { display: block; overflow-x: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}