:root{--ink:#122522;--muted:#576560;--paper:#f5f7f3;--accent:#d7f56d;--line:#dce3db}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:2rem}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.6}a{color:inherit}a:focus-visible{outline:3px solid #4c791b;outline-offset:6px}.wrap{width:min(1160px,calc(100% - 64px));margin-inline:auto}.skip-link{position:absolute;left:16px;top:-100px;z-index:2;background:var(--accent);padding:12px}.skip-link:focus{top:12px}.header{min-height:110px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:19px;font-weight:800;line-height:1.2;letter-spacing:.05em}.brand-mark{display:grid;place-items:center;width:54px;height:54px;background:var(--ink);color:var(--accent);border-radius:50%;font-size:22px;font-style:italic;letter-spacing:-.06em}.brand small{display:block;font-size:10px;letter-spacing:.15em;margin-top:6px}.header-contact{font-size:14px;font-weight:700;text-decoration:none}.header-contact span{margin-left:18px;font-size:20px}.hero{padding-block:88px 76px;display:grid;grid-template-columns:1.25fr 1fr;align-items:center;gap:70px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.16em;margin:0 0 24px}h1{font-size:clamp(2.8rem,5vw,4.4rem);line-height:1.05;letter-spacing:-.055em;margin:0 0 28px;font-weight:800}h1 span{color:#52712b}.intro{font-size:18px;color:var(--muted);max-width:470px;margin:0 0 30px;line-height:1.7}.button{background:var(--ink);color:white;display:inline-flex;align-items:center;gap:48px;min-height:58px;padding:15px 25px;font-weight:700;text-decoration:none;border-radius:6px;transition:background .2s,transform .2s}.button:hover{background:#29443d;transform:translateY(-2px)}.button span{color:var(--accent);font-size:24px;line-height:1}.cta-note{font-size:12px;color:var(--muted);margin-top:15px}.cta-note a{text-underline-offset:3px}.guide{background:var(--ink);color:#fff;padding:34px;border-radius:14px;position:relative;overflow:hidden}.guide-top{display:flex;justify-content:space-between;font-size:12px;letter-spacing:.1em;color:var(--accent);padding-bottom:30px;border-bottom:1px solid #ffffff26}.guide h2{font-size:32px;line-height:1.15;letter-spacing:-.025em;margin:28px 0 16px}.guide>p{color:#c5cfca;font-size:14px;line-height:1.7}.tire-size{display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:clamp(2rem,3.5vw,3.2rem);font-weight:700;letter-spacing:-.04em;color:var(--accent);padding-top:24px}.tire-size b{font-size:24px;font-weight:400;color:#80958c}.size-labels{display:flex;justify-content:space-between;font-size:10px;letter-spacing:.09em;padding-bottom:14px;border-bottom:1px solid #ffffff26}.guide .example{font-size:12px;margin-top:10px;color:#a9b9b0}.guide-tip{font-size:14px;margin-top:28px;color:#e2e9e4;border-left:2px solid var(--accent);padding-left:16px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:35px;padding-block:34px 58px;border-top:1px solid var(--line)}.steps article{display:flex;gap:16px}.step-number{color:#637c45;font-size:14px;font-weight:700;margin-top:3px}.steps h2{font-size:17px;margin:0 0 8px}.steps p{font-size:14px;color:var(--muted);margin:0;max-width:280px}.contact{background:#e8eede;padding-block:60px}.contact-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:70px;align-items:center}.contact .eyebrow{margin-bottom:16px}.contact h2{font-size:clamp(1.9rem,3vw,2.6rem);line-height:1.15;letter-spacing:-.04em;margin:0 0 24px}.email{font-size:clamp(1rem,2.3vw,1.5rem);text-underline-offset:7px;overflow-wrap:anywhere}.email span{display:inline-block;margin-left:15px}.company{border-left:1px solid #becbb4;padding-left:34px}.company h3{font-size:16px;margin:0 0 8px}.company p,.company address{font-size:14px;color:#445044}.company address{font-style:normal;line-height:1.9;margin-top:22px}.footer{display:flex;justify-content:space-between;gap:20px;padding-block:24px;color:var(--muted);font-size:12px}
@media(min-width:1500px){.hero{padding-block:100px}}
@media(max-width:900px){.hero{gap:32px;padding-block:58px}.guide{padding:26px}.guide h2{font-size:28px}.steps{gap:22px}.contact-grid{gap:32px}}
@media(max-width:680px){.wrap{width:calc(100% - 40px)}.header{min-height:90px;gap:12px}.header-contact{font-size:12px}.header-contact span{margin-left:4px}.brand{font-size:16px}.brand-mark{width:44px;height:44px;font-size:19px}.brand small{font-size:9px}.hero{grid-template-columns:1fr;padding-block:44px;gap:38px}h1{font-size:clamp(2.6rem,10vw,4rem)}.intro{font-size:16px}.eyebrow{margin-bottom:20px}.button{justify-content:space-between;width:100%;gap:20px}.cta-note{font-size:12px}.guide{padding:28px}.tire-size{font-size:3rem}.steps{grid-template-columns:1fr;gap:26px;padding-block:30px 40px}.steps p{max-width:none}.contact{padding-block:40px}.contact-grid{grid-template-columns:1fr;gap:34px}.company{border-left:0;border-top:1px solid #becbb4;padding:28px 0 0}.footer{flex-direction:column;gap:6px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}