.install-guide{background:var(--bg);color:var(--text)}.install-guide .guide-header{max-width:1240px;margin:auto;padding:24px clamp(20px,4vw,48px);display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}.install-guide .guide-brand img{width:136px;height:auto}.install-guide .guide-header nav{display:flex;align-items:center;gap:24px;font-size:14px}.install-guide a{text-decoration:none}.install-guide .guide-main{max-width:1160px;margin:auto;padding:0 clamp(20px,4vw,40px)}.install-guide .guide-hero{padding:72px 0 42px;max-width:800px}.install-guide .guide-eyebrow{font-size:12px;letter-spacing:2px;font-weight:800;color:var(--muted)}.install-guide h1{font-size:clamp(44px,7vw,80px);line-height:1.05;letter-spacing:-3px;margin:20px 0 24px}.install-guide h1 span{color:var(--red)}.install-guide .guide-hero>p{max-width:620px;color:var(--muted);font-size:18px}.install-guide .guide-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.install-guide .guide-actions .btn{gap:18px;white-space:normal}.install-guide .guide-hero .guide-download-note{font-size:12px;margin-top:14px}.install-guide .guide-rule{border:1px solid var(--line);border-left:3px solid var(--red);border-radius:14px;padding:24px;display:flex;gap:20px;background:var(--bg-2)}.install-guide .guide-rule-icon{flex:0 0 42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--card);font-weight:800;font-size:22px}.install-guide .guide-rule strong{font-size:18px}.install-guide .guide-rule p{font-size:14px;color:var(--muted);margin:8px 0 0}.install-guide .guide-device-nav{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:36px 0}.install-guide .guide-device-nav a{padding:18px;border:1px solid var(--line);border-radius:12px;font-weight:700;font-size:14px}.install-guide .guide-device-nav a:hover{background:var(--card)}.install-guide .guide-device-nav span{display:block;color:var(--red);font-size:12px;margin-bottom:8px}.install-guide .guide-sections{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;align-items:start}.install-guide .guide-card{padding:30px;border:1px solid var(--line);border-radius:18px;background:var(--bg-2);min-width:0;scroll-margin-top:24px}.install-guide .guide-card-heading{display:flex;gap:16px;align-items:center;margin-bottom:28px}.install-guide .guide-card-heading>span{color:var(--red);font-size:28px;font-weight:800}.install-guide .guide-card-heading p{color:var(--muted);font-size:10px;letter-spacing:1.8px;margin:0 0 5px}.install-guide h2{font-size:24px;line-height:1.2;margin:0;letter-spacing:-.5px}.install-guide h3{font-size:16px;margin:0 0 14px}.install-guide .guide-steps{padding-left:20px;margin:0}.install-guide .guide-steps li{padding-left:6px;margin-bottom:24px}.install-guide .guide-steps li::marker{color:var(--red);font-weight:800}.install-guide .guide-card p{font-size:14px;color:var(--muted);line-height:1.7}.install-guide .guide-card a:not(.btn),.install-guide .guide-faq a{color:var(--text);text-decoration:underline;text-underline-offset:3px}.install-guide .guide-card code{font-size:12px;overflow-wrap:anywhere;word-break:break-word}.install-guide .guide-tip{border-top:1px solid var(--line);padding-top:18px;margin:22px 0 0}.install-guide .guide-method{padding:20px 0;border-bottom:1px solid var(--line)}.install-guide dl{margin:0}.install-guide dl>div{display:grid;grid-template-columns:110px 1fr;gap:12px;margin:12px 0;font-size:13px}.install-guide dd{margin:0;color:var(--muted)}.install-guide .guide-faq{margin:64px 0}.install-guide .guide-faq h2{margin-bottom:24px}.install-guide details{border-bottom:1px solid var(--line);padding:20px 0}.install-guide summary{cursor:pointer;font-weight:700;line-height:1.5}.install-guide details p{max-width:760px;color:var(--muted);font-size:14px}.install-guide .guide-footer{padding:24px 0 32px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;font-size:12px;color:var(--muted)}@media(max-width:700px){.install-guide .guide-device-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.install-guide .guide-sections{grid-template-columns:1fr}.install-guide .guide-card{padding:24px}.install-guide .guide-hero{padding-top:48px}.install-guide .guide-footer{flex-direction:column}.install-guide .guide-header nav>a:first-child{display:none}.install-guide .guide-header{padding:20px;gap:12px}.install-guide .guide-brand img{width:110px}.install-guide h1{letter-spacing:-2px}.install-guide .guide-rule{padding:20px;gap:12px}.install-guide .guide-rule-icon{flex-basis:32px;height:32px}.install-guide .guide-actions{flex-direction:column}.install-guide .guide-actions .btn{justify-content:center}.install-guide dl>div{grid-template-columns:1fr;gap:4px}}@media(prefers-reduced-motion:reduce){.install-guide{scroll-behavior:auto}.install-guide *{transition:none!important}}