.installation-page{padding-bottom:64px;max-width:1180px}
.installation-intro{max-width:790px;padding:32px 0 38px}
.installation-intro h1{font-size:clamp(2.2rem,4.5vw,3.6rem);line-height:1.08;letter-spacing:-.04em;margin:12px 0 22px;text-wrap:balance}
.installation-intro>p:last-child{font-size:1.12rem;line-height:1.75;color:#4d5860;margin:0}
.installation-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:64px;align-items:start;border-top:1px solid #d8dddf;padding-top:40px}
.installation-main h2{font-size:1.5rem;letter-spacing:-.025em;margin:0 0 14px}
.installation-main p{line-height:1.8;color:#4d5860}
.installation-steps{list-style:none;padding:0;margin:30px 0 36px}
.installation-steps li{display:grid;grid-template-columns:34px minmax(0,1fr);gap:20px;padding:20px 0;border-top:1px solid #e1e5e7}
.installation-steps li>span{font:13px monospace;color:#59646c;padding-top:5px}
.installation-steps h3{font-size:1.1rem;margin:0 0 8px}
.installation-steps p{margin:0}
.installation-prepare ul{padding-left:20px;color:#4d5860;line-height:1.8}
.installation-scope{font-size:.9rem;border-left:2px solid #9ba6ad;padding-left:18px;margin-top:24px}
.installation-workshop{background:#eef0f0;border-top:3px solid #3b454c;padding:28px}
.installation-workshop h2{font-size:1.5rem;line-height:1.25;margin:14px 0 18px;letter-spacing:-.025em}
.installation-workshop p{color:#4d5860;line-height:1.75;font-size:.94rem}
.installation-workshop address{font-style:normal;font-size:.9rem;line-height:1.8;margin:24px 0;color:#29353e}
.installation-workshop address span{color:#59646c}
.installation-workshop .text-link{display:block;font-size:.88rem;margin-top:18px;line-height:1.6;text-decoration:underline;text-underline-offset:4px}
.installation-reading{border-top:1px solid #d8dddf;margin-top:42px;padding:28px 0 16px;max-width:740px}
.installation-reading h2{font-size:1.4rem;line-height:1.4;margin:10px 0}
.installation-reading p:last-child{color:#4d5860;line-height:1.75}
.installation-return{display:flex;flex-wrap:wrap;gap:24px;margin-top:24px;font-size:.9rem;font-weight:600}
.installation-note{display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid #d8dddf;padding-block:24px;margin-top:24px;margin-bottom:24px}
.installation-note strong{font-size:1rem}
.installation-note p{font-size:.9rem;line-height:1.7;color:#4d5860;margin:6px 0 0;max-width:650px}
.installation-note>a{font-size:.88rem;flex-shrink:0;text-decoration:underline;text-underline-offset:4px}
.installation-page a:focus-visible,.installation-note a:focus-visible{outline:2px solid #245b8a;outline-offset:5px}
@media(max-width:900px){.installation-layout{grid-template-columns:minmax(0,1fr) 280px;gap:30px}}
@media(max-width:700px){.installation-layout{grid-template-columns:minmax(0,1fr);gap:30px;padding-top:28px}.installation-intro{padding:24px 0 30px}.installation-workshop{padding:24px}.installation-note{align-items:flex-start;flex-direction:column;gap:14px}.installation-steps li{gap:12px}.installation-page{padding-bottom:40px}}