:root{--ink:#182b3a;--muted:#566779;--accent:#006b62;--line:#d9e1e6;--surface:#f2f5f7}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;color:var(--ink);background:#fff;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans CJK SC","Microsoft YaHei",sans-serif;line-height:1.65;font-size:18px}.wrap{width:min(1300px,calc(100% - 96px));margin:auto}header{border-bottom:1px solid var(--line)}.nav{min-height:90px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{font-weight:750;font-size:26px;text-decoration:none}a{color:inherit;text-underline-offset:5px}nav{display:flex;gap:46px}nav a{text-decoration:none}nav a:hover{text-decoration:underline}.hero{padding:72px 0 54px}.hero h1{font-size:clamp(32px,4.05vw,58px);line-height:1.35;letter-spacing:-.035em;margin:0 0 22px;font-weight:750}.intro{font-size:clamp(22px,2.3vw,32px);margin:0 0 23px}.status{color:var(--muted);margin:0;font-size:19px}.service{display:grid;grid-template-columns:160px 1fr 242px;gap:56px;border-top:1px solid var(--line);padding:44px 0}.number{font-size:68px;color:var(--accent);line-height:1;font-weight:550;border-right:1px solid var(--line);align-self:start;padding-right:35px}h2{font-size:30px;line-height:1.4;margin:0 0 12px}ul{margin:0;padding-left:23px}li{padding-left:12px;margin:4px 0;color:#3d5060}li::marker{color:var(--accent)}.offer{padding-top:0}.price{font-size:46px;line-height:1.25;font-weight:700;color:#004f49;margin:0}.price-note{margin:5px 0 30px;color:var(--muted);font-size:17px}.button{display:inline-flex;justify-content:center;align-items:center;min-height:56px;width:100%;padding:12px 20px;background:var(--accent);color:#fff;text-decoration:none;font-weight:650;border-radius:3px;font-size:20px}.button:hover{background:#004e48}a:focus-visible,summary:focus-visible{outline:3px solid #d67900;outline-offset:5px}.skip{position:absolute;left:16px;top:-100px;background:white;padding:12px;z-index:10}.skip:focus{top:10px}footer{background:var(--surface);padding:22px 0 28px;color:var(--muted);font-size:16px}footer p{margin:4px 0}.sample{max-width:900px;padding:54px 0 70px}.sample h1{font-size:38px;line-height:1.35}.sample h2{font-size:24px;margin:30px 0 12px}.notice{border-left:4px solid var(--accent);padding:15px 20px;background:var(--surface)}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:16px}th,td{text-align:left;border-bottom:1px solid var(--line);padding:12px}th{background:var(--surface)}pre{overflow:auto;background:var(--surface);padding:20px;font-size:15px;line-height:1.7}code{font-family:ui-monospace,monospace}details{border-top:1px solid var(--line);padding:16px 0}summary{cursor:pointer;font-weight:650}@media(max-width:900px){.wrap{width:calc(100% - 48px)}.service{grid-template-columns:80px 1fr;gap:28px}.number{font-size:48px;padding-right:15px}.offer{grid-column:2;display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px}.price{font-size:36px}.price-note{margin:0}.button{width:auto}.hero{padding:46px 0}.service h2{font-size:26px}}@media(max-width:540px){body{font-size:16px}.wrap{width:calc(100% - 36px)}.nav{min-height:76px;gap:12px}.brand{font-size:21px}nav{gap:15px;font-size:14px}.hero h1{font-size:35px;line-height:1.4}.intro{font-size:21px}.status{font-size:16px}.hero{padding:38px 0}.service{grid-template-columns:44px 1fr;gap:18px;padding:30px 0}.number{font-size:32px;padding-right:9px}.service h2{font-size:23px}li{padding-left:2px}.price-note{font-size:14px}.offer{gap:10px 14px}.button{width:100%;font-size:17px;min-height:48px}footer{font-size:14px}.sample{padding-top:30px}.sample h1{font-size:30px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* English copy: retain original visual structure, allow longer labels. */
.brand{font-size:23px;line-height:1.25}.proof{font-size:23px;font-weight:700;color:#004f49;margin:0}.service{grid-template-columns:110px minmax(0,1fr) 250px;gap:38px}.button{text-align:center;font-size:18px}.contact{border-top:1px solid var(--line);padding:42px 0 54px;max-width:850px}.contact .button{width:auto}.nav nav{flex-shrink:0}.sample .nav{flex-wrap:wrap}p,a,li{overflow-wrap:break-word}@media(max-width:900px){.service{grid-template-columns:65px minmax(0,1fr);gap:26px}.offer{display:block}.price-note{margin:4px 0 15px}.nav{flex-wrap:wrap;padding:18px 0;gap:16px}nav{gap:24px}}@media(max-width:540px){.brand{font-size:20px}.nav{align-items:flex-start;flex-direction:column;gap:12px}nav{font-size:15px}.hero h1{font-size:33px;line-height:1.2}.service{grid-template-columns:35px minmax(0,1fr);gap:14px}.proof{font-size:20px}.contact .button{width:100%}.sample h1{font-size:30px}pre{white-space:pre-wrap;overflow-wrap:anywhere}}