:root{color-scheme:light;--primary:#0f766e;--primary-dark:#115e59;--primary-light:#ccfbf1;--premium:#d97706;--premium-light:#fef3c7;--ink:#0f172a;--muted:#475569;--soft:#94a3b8;--bg:#f8fafc;--surface:#fff;--surface-alt:#f1f5f9;--border:#e2e8f0;--radius:22px;--shadow:0 24px 70px rgba(15,23,42,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 "Open Sans",Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}img{display:block;max-width:100%}a{color:inherit}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--premium);outline-offset:3px}.container{width:min(1160px,calc(100% - 40px));margin:auto;padding:0}.site-header{position:sticky;top:0;z-index:20;background:rgba(248,250,252,.92);border-bottom:1px solid rgba(226,232,240,.9);backdrop-filter:blur(18px)}header{display:flex;justify-content:space-between;align-items:center;gap:28px;padding:16px 0}.logo{display:inline-flex;align-items:center;gap:11px;color:var(--ink);font-size:19px;font-weight:800;text-decoration:none;letter-spacing:-.03em}.logo img{width:46px;height:46px;border-radius:11px}nav{display:flex;align-items:center;flex-wrap:wrap;gap:8px 25px}nav a{color:var(--muted);text-decoration:none;font-size:14px;font-weight:700}nav a:hover{color:var(--primary)}.hero{display:grid;grid-template-columns:.9fr 1.1fr;align-items:center;gap:clamp(40px,7vw,90px);padding:clamp(65px,9vw,112px) 0}.kicker{display:inline-flex;align-items:center;gap:8px;margin:0 0 18px;color:var(--primary);font-size:12px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}.kicker::before{content:"";width:28px;height:2px;background:var(--primary)}h1{margin:0;color:var(--ink);font-size:clamp(46px,6.5vw,78px);line-height:1.02;letter-spacing:-.055em}.hero p{max-width:620px;margin:25px 0 34px;color:var(--muted);font-size:clamp(18px,2vw,21px)}.btn,button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 22px;border:0;border-radius:12px;background:var(--primary);color:#fff;text-decoration:none;font:800 15px/1 inherit;box-shadow:0 10px 25px rgba(15,118,110,.2);cursor:pointer;transition:transform .2s,background .2s}.btn:hover,button:hover{transform:translateY(-2px);background:var(--primary-dark)}.btn[aria-disabled="true"]{cursor:default;opacity:.75}.hero-media{position:relative;overflow:hidden;border:1px solid var(--border);border-radius:30px;background:var(--surface);box-shadow:var(--shadow)}.hero-media img{width:100%;aspect-ratio:3/2;object-fit:cover}.hero-badge{position:absolute;left:22px;bottom:22px;display:flex;align-items:center;gap:12px;padding:12px 16px;border:1px solid rgba(255,255,255,.55);border-radius:15px;background:rgba(255,255,255,.9);box-shadow:0 12px 30px rgba(15,23,42,.16);backdrop-filter:blur(12px);font-size:13px;font-weight:800}.hero-badge img{width:42px;height:42px;border-radius:10px}.section{padding:90px 0;border-top:1px solid var(--border)}.section-head{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px;align-items:end;margin-bottom:42px}.section h2{margin:0;color:var(--ink);font-size:clamp(34px,5vw,52px);line-height:1.08;letter-spacing:-.045em}.section-head p{margin:0;color:var(--muted);font-size:18px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.feature{padding:24px;border:1px solid var(--border);border-radius:18px;background:var(--surface);box-shadow:0 8px 25px rgba(15,23,42,.045)}.feature-icon{display:grid;place-items:center;width:42px;height:42px;margin-bottom:18px;border-radius:12px;background:var(--primary-light);color:var(--primary-dark);font-size:20px;font-weight:900}.feature.premium .feature-icon{background:var(--premium-light);color:var(--premium)}.feature h3{margin:0 0 7px;font-size:18px}.feature p{margin:0;color:var(--muted);font-size:14px}.guide-list{display:grid;gap:22px}.guide-step{display:grid;grid-template-columns:86px 1fr .85fr;gap:26px;align-items:center;padding:26px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:0 10px 35px rgba(15,23,42,.055)}.guide-step:nth-child(even){grid-template-columns:86px .85fr 1fr}.guide-step:nth-child(even) .guide-visual{order:-1}.step-num{display:grid;place-items:center;width:56px;height:56px;border-radius:16px;background:var(--primary);color:#fff;font-size:20px;font-weight:900}.guide-step h3{margin:0 0 8px;font-size:23px;line-height:1.25}.guide-step p{margin:0;color:var(--muted)}.guide-step ul{margin:13px 0 0;padding-left:20px;color:var(--muted);font-size:14px}.guide-visual{overflow:hidden;border-radius:16px;background:var(--surface-alt)}.guide-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}.app-card{min-height:250px;padding:24px;border-radius:16px;background:var(--surface-alt);display:flex;flex-direction:column;justify-content:space-between}.app-card-top{padding:20px;border-radius:14px;background:var(--primary);color:white}.app-card-top small{opacity:.8}.app-card-top strong{display:block;margin-top:4px;font-size:34px}.mini-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px}.mini-stats span{padding:12px 6px;border-radius:10px;background:#fff;color:var(--primary);text-align:center;font-weight:800}.premium-note{display:inline-flex;align-items:center;gap:8px;margin-top:18px;padding:7px 11px;border-radius:999px;background:var(--premium-light);color:#92400e;font-size:12px;font-weight:800}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.faq-card{padding:24px;border:1px solid var(--border);border-radius:18px;background:var(--surface)}.faq-card h3{margin:0 0 8px}.faq-card p{margin:0;color:var(--muted)}#feedback{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(38px,8vw,100px);align-items:start}.feedback-copy p{color:var(--muted)}form{padding:30px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}.form-group{margin-bottom:18px}label{display:block;margin-bottom:7px;color:var(--muted);font-size:13px;font-weight:800}input,textarea{width:100%;padding:13px 14px;border:1px solid var(--border);border-radius:10px;background:var(--bg);color:var(--ink);font:inherit}input:focus,textarea:focus{border-color:var(--primary);outline:3px solid rgba(15,118,110,.12)}footer{padding:32px 0 44px;border-top:1px solid var(--border);color:var(--muted);font-size:13px}.footer-row{display:flex;justify-content:space-between;gap:20px;align-items:center}.footer-row a{color:var(--primary);font-weight:700}.legal-page .container{max-width:860px;margin:55px auto;padding:clamp(28px,6vw,54px);border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}.legal-page h1{font-size:clamp(38px,6vw,58px);line-height:1.05}.legal-page h2{margin-top:38px;font-size:22px}.legal-page p,.legal-page li{color:var(--muted)}.legal-page a{color:var(--primary)}.gateway{min-height:100vh;display:grid;place-items:center;width:min(560px,calc(100% - 40px));margin:auto;text-align:center}.gateway img{width:90px;margin:0 auto 22px;border-radius:20px}.gateway h1{font-size:40px}.gateway p{color:var(--muted)}
@media(max-width:900px){.hero{grid-template-columns:1fr}.hero-media{order:-1}.feature-grid{grid-template-columns:1fr 1fr}.guide-step,.guide-step:nth-child(even){grid-template-columns:64px 1fr}.guide-visual,.guide-step:nth-child(even) .guide-visual{grid-column:1/-1;order:initial}.section-head{grid-template-columns:1fr}.section-head p{max-width:650px}}
@media(max-width:650px){.container{width:min(100% - 28px,1160px)}header{display:block}.logo{margin-bottom:13px}nav{gap:8px 18px}.hero{padding-top:35px}.feature-grid,.faq-grid,#feedback{grid-template-columns:1fr}.guide-step,.guide-step:nth-child(even){grid-template-columns:48px 1fr;padding:18px;gap:15px}.step-num{width:44px;height:44px}.guide-step h3{font-size:19px}.footer-row{display:block}.footer-row a{display:inline-block;margin-top:8px}}
.guide-step:nth-child(even){grid-template-columns:86px 1fr .85fr}.guide-step:nth-child(even) .guide-visual{order:initial}
.guide-step:nth-child(2) picture.guide-visual{background:url("./images/guide-odometer.webp") center/cover no-repeat}.guide-step:nth-child(4) picture.guide-visual{background:url("./images/guide-qr-sync.webp") center/cover no-repeat}picture.guide-visual img{opacity:0}
@media(max-width:900px){.guide-step:nth-child(even){grid-template-columns:64px 1fr}.guide-step:nth-child(even) .guide-visual{grid-column:1/-1}}
@media(max-width:650px){.guide-step:nth-child(even){grid-template-columns:48px 1fr}}
.privacy-callout{padding:0 0 90px}.privacy-callout-inner{display:grid;grid-template-columns:64px 1fr;gap:22px;padding:30px;border:2px solid var(--primary);border-radius:var(--radius);background:var(--primary-light)}.privacy-callout-icon{display:grid;place-items:center;width:56px;height:56px;border-radius:16px;background:var(--primary);color:#fff;font-size:25px}.privacy-callout h2{margin:0 0 9px;font-size:clamp(26px,4vw,38px);letter-spacing:-.035em}.privacy-callout p{margin:0;color:#134e4a;font-size:17px}.privacy-callout ul{display:flex;flex-wrap:wrap;gap:8px 20px;margin:17px 0 0;padding:0;list-style:none;color:var(--primary-dark);font-size:14px;font-weight:800}.privacy-callout li::before{content:"✓";margin-right:7px}.legal-gps-note{padding:20px;border-left:5px solid var(--primary);border-radius:10px;background:var(--primary-light);color:#134e4a!important}.legal-gps-note strong{color:var(--primary-dark)}
@media(max-width:650px){.privacy-callout-inner{grid-template-columns:1fr}.privacy-callout{padding-bottom:65px}}
.hero{grid-template-columns:minmax(340px,.72fr) minmax(0,1.28fr);gap:clamp(35px,5vw,70px)}.hero-media img{height:auto;object-fit:contain}
@media(max-width:900px){.hero{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}