.installation-guide{margin-top:14px;border:1px solid var(--line);border-radius:14px;background:var(--surface);scroll-margin-top:24px}
.installation-guide>summary{display:flex;align-items:center;gap:13px;cursor:pointer;list-style:none;padding:22px 24px;font-size:15px;font-weight:650;line-height:1.5}
.installation-guide>summary::-webkit-details-marker{display:none}.installation-guide>summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:12px}
.installation-guide .os-logo{width:23px;height:25px;flex:none}.guide-chevron{margin-left:auto;color:var(--muted);font-size:21px;font-weight:400}.installation-guide[open] .guide-chevron{transform:rotate(45deg)}
.guide-body{padding:0 24px 24px}.guide-body ol{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 32px;list-style:none;padding:8px 0 20px;margin:0}.guide-body li{display:flex;gap:12px;min-width:0}.guide-number{flex:none;font-size:12px;color:var(--accent);font-variant-numeric:tabular-nums;padding-top:3px}.guide-body h4{font-size:13px;line-height:1.7;font-weight:650;margin:0 0 7px}.guide-body p{font-size:12px;line-height:1.9;color:var(--muted);margin:0;word-break:keep-all;overflow-wrap:anywhere}.guide-body pre{overflow:auto;font-size:11px;line-height:1.8;padding:13px 16px;background:var(--bg);border:1px solid var(--line);border-radius:8px;margin:0 0 18px}.guide-body .guide-note{padding-top:17px;border-top:1px solid var(--line)}.guide-body .guide-pending{margin-bottom:20px;color:var(--accent)}.guide-links{display:flex;flex-wrap:wrap;gap:12px 22px;margin-top:14px}.guide-links a{font-size:11px;line-height:1.8;color:var(--accent);text-decoration:underline;text-underline-offset:3px}.guide-intro{color:var(--muted);font-size:13px;line-height:1.8;margin:10px 0 22px}
.installation-guide.compact>summary{padding:14px 16px;font-size:13px}.compact .guide-body{padding:0 16px 18px}.compact .guide-body ol{grid-template-columns:minmax(0,1fr);gap:18px}.compact .os-logo{display:none}.compact .guide-body p{font-size:12px}.install-guide-trigger{border:0;background:none;color:var(--accent);font:inherit;font-size:11px;cursor:pointer;text-decoration:underline;text-underline-offset:3px;margin-left:10px;padding:5px 0}
:lang(ja) .guide-body p,:lang(en) .guide-body p{word-break:normal}
#download-dialog{padding:0;overflow:hidden}#dialog-content{padding:36px;max-height:calc(100dvh - 50px);overflow-y:auto;overscroll-behavior:contain}#download-dialog .dialog-close{z-index:1}
@media(max-width:720px){.installation-guide>summary{padding:18px;font-size:14px}.guide-body{padding:0 18px 20px}.guide-body ol{grid-template-columns:minmax(0,1fr);gap:20px}.guide-links{gap:10px 16px}}
@media(max-width:600px){#dialog-content{padding:26px}}