:root {
  --bg: #f4f6f8;
  --dark: #101722;
  --dark-2: #172231;
  --text: #222b35;
  --muted: #66717d;
  --red: #e33a2f;
  --yellow: #ffd633;
  --white: #ffffff;
  --line: #dce2e7;
  --green: #45b36b;
  --orange: #ff9f2f;
  --radius: 22px;
  --shadow: 0 20px 60px rgba(16, 23, 34, .12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}
a { color: inherit; }
.container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.topline { background: #090d13; color: #aeb7c1; font-size: 12px; }
.topline-inner { display: flex; justify-content: space-between; gap: 20px; padding: 8px 0; }
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(16,23,34,.96); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: white; text-decoration: none; }
.brand-sign {
  display: grid; place-items: center; width: 54px; height: 54px;
  border-radius: 50%; background: white; color: var(--dark);
  border: 7px solid var(--red); font: 800 22px/1 "Barlow Condensed", sans-serif;
  box-shadow: 0 0 0 3px white;
}
.brand-name { font: 800 29px/1 "Barlow Condensed", sans-serif; letter-spacing: .5px; }
.brand-name span { color: var(--yellow); }
.brand-name small { font-size: 15px; }
nav { display: flex; gap: 28px; }
nav a { color: #dce3ea; text-decoration: none; font-weight: 600; font-size: 14px; }
nav a:hover { color: var(--yellow); }

.hero {
  position: relative; overflow: hidden; min-height: 650px;
  display: flex; align-items: center; color: white;
  background:
    radial-gradient(circle at 80% 20%, rgba(255,214,51,.16), transparent 25%),
    linear-gradient(135deg, #101722 0%, #172638 60%, #101722 100%);
}
.speed-lines {
  position: absolute; inset: 0; opacity: .16;
  background: repeating-linear-gradient(115deg, transparent 0 45px, rgba(255,255,255,.12) 46px 48px, transparent 49px 92px);
  transform: skewX(-10deg) scale(1.2);
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 70px; align-items: center; padding: 90px 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px; margin-bottom: 16px;
  color: var(--yellow); font-size: 13px; font-weight: 800; letter-spacing: 1.6px; text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 28px; height: 3px; background: currentColor; }
.eyebrow.dark { color: var(--red); }
h1, h2, h3 { font-family: "Barlow Condensed", sans-serif; line-height: 1.05; margin-top: 0; }
h1 { font-size: clamp(54px, 7vw, 92px); letter-spacing: -2px; margin-bottom: 24px; }
h1 span { color: var(--yellow); }
h2 { font-size: clamp(38px, 5vw, 58px); margin-bottom: 20px; letter-spacing: -.8px; }
h3 { font-size: 27px; margin-bottom: 10px; }
.lead { font-size: 19px; max-width: 650px; color: #cdd6df; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 32px 0 18px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 52px;
  padding: 0 24px; border-radius: 12px; text-decoration: none; font-weight: 800;
}
.btn-primary { background: var(--yellow); color: #111820; }
.btn-primary:hover { transform: translateY(-2px); }
.btn-secondary { border: 1px solid rgba(255,255,255,.25); color: white; background: rgba(255,255,255,.05); }
.microcopy { font-size: 12px; color: #83909d; }

.hero-visual { position: relative; min-height: 430px; }
.radar {
  position: absolute; right: 5%; top: 0; width: 390px; height: 390px;
  border-radius: 50%; border: 1px solid rgba(255,214,51,.4);
  background:
    radial-gradient(circle, transparent 0 18%, rgba(255,214,51,.1) 18.5% 19%, transparent 19.5% 38%, rgba(255,214,51,.12) 38.5% 39%, transparent 39.5% 58%, rgba(255,214,51,.12) 58.5% 59%, transparent 59.5%),
    linear-gradient(rgba(255,214,51,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,214,51,.08) 1px, transparent 1px);
  background-size: auto, 48px 48px, 48px 48px;
  overflow: hidden;
}
.radar::before, .radar::after { content:""; position:absolute; background: rgba(255,214,51,.28); }
.radar::before { width: 1px; top:0; bottom:0; left:50%; }
.radar::after { height: 1px; left:0; right:0; top:50%; }
.radar-beam {
  position: absolute; width: 50%; height: 50%; left: 50%; top: 0;
  transform-origin: left bottom;
  background: conic-gradient(from 270deg at 0 100%, rgba(255,214,51,.5), transparent 35%);
  animation: scan 4s linear infinite;
}
.radar-bike { position:absolute; font-size: 54px; left: 58%; top: 41%; filter: drop-shadow(0 0 18px rgba(255,214,51,.8)); }
@keyframes scan { to { transform: rotate(360deg); } }

.speed-card {
  position: absolute; left: 0; bottom: 0; width: 260px; padding: 24px;
  background: rgba(255,255,255,.95); color: var(--dark); border-radius: var(--radius); box-shadow: var(--shadow);
  border-left: 7px solid var(--red);
}
.speed-card small { display: block; font-weight: 800; letter-spacing: 1px; color: var(--muted); }
.speed-card strong { display: inline-block; font: 800 92px/.9 "Barlow Condensed"; }
.speed-card span { font-weight: 800; }
.speed-card em { display: block; margin-top: 10px; color: var(--red); font-size: 12px; font-style: normal; font-weight: 700; }

.ad-section { padding: 34px 0; background: #e9edf0; }
.ad-slot {
  position: relative; display: grid; place-items: center; text-align: center; overflow: hidden;
  border: 2px dashed #b9c2ca; border-radius: 16px; color: #74808a;
  background: repeating-linear-gradient(-45deg, #f8fafb, #f8fafb 12px, #f1f4f6 12px, #f1f4f6 24px);
}
.ad-slot strong { display:block; color:#48535d; font-size:18px; }
.ad-slot p { margin: 4px 20px 0; font-size: 13px; }
.ad-wide { min-height: 190px; }
.ad-rectangle { min-height: 280px; }
.ad-label {
  position:absolute; top:10px; left:12px; padding:3px 7px; border-radius:5px;
  background:#dde3e8; color:#6a7580; text-transform:uppercase; letter-spacing:1px; font-size:9px; font-weight:700;
}

.section { padding: 105px 0; }
.section-heading { max-width: 790px; margin-bottom: 48px; }
.section-heading p { font-size: 18px; color: var(--muted); }
.section-heading.compact { margin-bottom: 32px; }
.info-grid { display:grid; grid-template-columns: repeat(3, 1fr); gap:22px; }
.info-card {
  background:white; padding:32px; border-radius:var(--radius); box-shadow:0 12px 36px rgba(16,23,34,.07);
  border-top:4px solid var(--yellow);
}
.info-card .icon { font-size:35px; display:block; margin-bottom:18px; }
.info-card p { margin:0; color:var(--muted); }
.notice {
  display:grid; grid-template-columns:auto 1fr; gap:24px; align-items:center;
  margin-top:28px; padding:28px 32px; background:#fff4e5; border:1px solid #ffd8a5; border-radius:var(--radius);
}
.notice-sign {
  display:grid; place-items:center; width:58px; height:58px; border-radius:50%;
  background:var(--orange); color:white; font:800 32px/1 "Barlow Condensed";
}
.notice h3 { margin-bottom:6px; }
.notice p { margin:0; color:#71593b; }

.section-dark { background:var(--dark); color:white; }
.meter-grid { display:grid; grid-template-columns:1.1fr .9fr; gap:80px; align-items:center; }
.section-dark p { color:#aeb9c5; font-size:18px; }
.range-wrap { margin-top:35px; padding:25px; background:rgba(255,255,255,.06); border-radius:18px; }
.range-wrap label { display:flex; justify-content:space-between; margin-bottom:20px; font-weight:600; }
input[type=range] { width:100%; accent-color:var(--yellow); }
.range-labels { display:flex; justify-content:space-between; color:#8996a4; font-size:12px; }
.result-card {
  min-height:340px; padding:38px; border-radius:var(--radius);
  background:linear-gradient(145deg,#fff,#e8edf1); color:var(--dark); text-align:center; box-shadow:var(--shadow);
  display:flex; flex-direction:column; align-items:center; justify-content:center;
}
.mini-sign {
  display:grid; place-items:center; width:145px; height:145px; border-radius:50%;
  background:white; border:18px solid var(--red); box-shadow:0 0 0 5px white, 0 14px 35px rgba(0,0,0,.18);
}
.mini-sign span { font:800 64px/1 "Barlow Condensed"; }
.result-card p { color:var(--dark); font:700 29px/1.15 "Barlow Condensed"; margin:28px 0 8px; }
.result-card small { color:var(--muted); max-width:330px; }

.affiliate-content { background:white; }
.two-col { display:grid; grid-template-columns:1fr 380px; gap:80px; align-items:center; }
.two-col > div > p { color:var(--muted); font-size:18px; }
.checklist { list-style:none; padding:0; margin:25px 0 0; display:grid; gap:12px; }
.checklist li::before { content:"✓"; display:inline-grid; place-items:center; width:25px; height:25px; margin-right:10px; border-radius:50%; background:#e8f7ed; color:var(--green); font-weight:900; }

.faq-list { display:grid; gap:12px; }
details { background:white; border:1px solid var(--line); border-radius:15px; padding:0 22px; }
summary { cursor:pointer; list-style:none; padding:21px 35px 21px 0; position:relative; font-weight:800; }
summary::-webkit-details-marker { display:none; }
summary::after { content:"+"; position:absolute; right:0; top:15px; font:700 28px/1 "Barlow Condensed"; color:var(--red); }
details[open] summary::after { content:"–"; }
details p { color:var(--muted); margin:0 0 22px; }
.bottom-ad { padding-bottom:55px; }

.source-strip { padding:40px 0; background:#eef1f3; border-top:1px solid var(--line); }
.source-strip p { max-width:800px; color:var(--muted); font-size:13px; }
.source-links { display:flex; gap:18px; flex-wrap:wrap; }
.source-links a { color:var(--red); font-weight:700; font-size:13px; }

footer { background:#0b1017; color:#8c98a5; padding:60px 0 25px; }
.footer-grid { display:grid; grid-template-columns:1fr auto; gap:70px; }
.footer-brand { margin-bottom:18px; }
.footer-grid p { max-width:500px; }
.footer-links { display:grid; grid-template-columns:repeat(2,auto); gap:10px 28px; align-content:start; }
.footer-links a { color:#c6cfd8; text-decoration:none; font-size:13px; }
.footer-links a:hover { color:var(--yellow); }
.simple-footer-links { display:flex; flex-wrap:wrap; gap:18px; align-content:start; }
.simple-footer-links a { color:#c6cfd8; text-decoration:none; font-size:13px; }
.simple-footer-links a:hover { color:var(--yellow); }

.copyright { border-top:1px solid rgba(255,255,255,.08); margin-top:45px; padding-top:22px; font-size:12px; }

@media (max-width: 900px) {
  nav { display:none; }
  .hero-grid, .meter-grid, .two-col { grid-template-columns:1fr; }
  .hero-visual { min-height:430px; max-width:520px; width:100%; margin:auto; }
  .info-grid { grid-template-columns:1fr; }
  .two-col { gap:45px; }
  .ad-rectangle { width:min(100%,420px); }
}
@media (max-width: 600px) {
  .container { width:min(100% - 26px,1160px); }
  .topline-inner { justify-content:center; text-align:center; }
  .topline-inner span:last-child { display:none; }
  .nav { min-height:70px; }
  .brand-sign { width:45px; height:45px; border-width:6px; font-size:19px; }
  .brand-name { font-size:24px; }
  .hero-grid { padding:70px 0; }
  .hero { min-height:auto; }
  h1 { font-size:58px; }
  .lead { font-size:17px; }
  .hero-actions { flex-direction:column; }
  .btn { width:100%; }
  .hero-visual { min-height:360px; }
  .radar { width:300px; height:300px; right:0; }
  .speed-card { width:220px; padding:20px; }
  .speed-card strong { font-size:72px; }
  .section { padding:75px 0; }
  .notice { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr; gap:30px; }
  .footer-links { grid-template-columns:1fr 1fr; }
}