*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 15px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif; }
.manual-layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 42px; max-width: 1260px; margin: 0 auto; padding: 30px 26px 100px; }
.manual-toc { position: sticky; top: 90px; align-self: start; max-height: calc(100vh - 112px); overflow-y: auto; padding-right: 8px; }
.manual-toc > span { display: block; margin: 0 0 9px 9px; color: var(--muted); font-size: 10px; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.manual-toc a { display: block; padding: 6px 9px; border-radius: 7px; color: var(--muted); text-decoration: none; font-size: 12px; line-height: 1.35; }
.manual-toc a:hover, .manual-toc a:focus-visible { background: var(--panel-2); color: var(--ink); outline: none; }
.manual { min-width: 0; }
.manual-title { margin-bottom: 38px; padding: 25px 27px; border: 1px solid var(--line); border-left: 4px solid var(--cc-lt); border-radius: 14px; background: var(--panel); }
.manual-title > span { color: var(--cc-lt); font-size: 10px; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.manual-title h1 { margin: 3px 0 2px; font-size: 34px; letter-spacing: -.025em; }
.manual-title p { margin: 0; color: var(--muted); }
.manual section { margin-bottom: 48px; scroll-margin-top: 90px; }
.manual h2 { margin: 0 0 10px; padding-bottom: 9px; border-bottom: 1px solid var(--line); font-size: 23px; letter-spacing: -.015em; }
.manual h3 { margin: 24px 0 7px; font-size: 16px; }
.manual p { margin: 0 0 12px; }
.manual ol, .manual ul { margin: 0 0 15px; padding-left: 22px; }
.manual li { margin-bottom: 6px; }
.control { display: inline-block; padding: 1px 7px; border: 1px solid var(--line-2); border-radius: 6px; background: var(--panel-2); font-size: 12px; font-weight: 800; white-space: nowrap; }
.callout, .warning { margin: 16px 0; padding: 15px 17px; border-radius: 11px; }
.callout { border: 1px solid var(--line); background: var(--panel-2); }
.warning { border: 1px solid var(--danger-line); background: var(--danger-bg); }
.callout > strong, .warning > strong { display: block; margin-bottom: 5px; }
.warning > strong { color: var(--danger-ink); }
.warning p { margin: 0; }
.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 15px 0; }
.feature-grid article { padding: 13px 15px; border: 1px solid var(--line); border-radius: 11px; background: var(--panel); }
.feature-grid h3 { margin: 0 0 3px; font-size: 13px; }
.feature-grid p { margin: 0; color: var(--muted); font-size: 12px; }
.control-list, .trouble-list { display: grid; gap: 8px; margin: 12px 0 18px; }
.control-list > div, .trouble-list > div { display: grid; grid-template-columns: 175px 1fr; gap: 14px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 9px; background: var(--panel); }
.control-list dt, .trouble-list dt { font-weight: 850; }
.control-list dd, .trouble-list dd { margin: 0; color: var(--muted); font-size: 13px; }
.route-key { display: grid; gap: 8px; margin: 13px 0 17px; }
.route-key > div { display: grid; grid-template-columns: 38px 190px 1fr; align-items: center; gap: 10px; }
.route-key i { width: 30px; height: 0; border-top: 4px solid var(--cc-lt); }
.route-key i.dashed { border-top-style: dashed; }
.route-key i.pin { width: 17px; height: 17px; border: 4px solid var(--cc-lt); border-radius: 50%; }
.route-key span { color: var(--muted); font-size: 13px; }
.score-formula { display: grid; grid-template-columns: repeat(5,1fr); gap: 8px; margin: 16px 0; }
.score-formula div { padding: 12px 9px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); text-align: center; }
.score-formula b { display: block; color: var(--cc-lt); font-size: 23px; }
.score-formula span { display: block; color: var(--muted); font-size: 10px; line-height: 1.35; }
@media (max-width: 820px) { .manual-layout { grid-template-columns: 1fr; gap: 22px; padding: 20px 15px 80px; } .manual-toc { position: static; max-height: none; columns: 2; padding-bottom: 16px; border-bottom: 1px solid var(--line); } .manual-toc > span { column-span: all; } .feature-grid { grid-template-columns: 1fr; } .control-list > div, .trouble-list > div { grid-template-columns: 1fr; gap: 2px; } .score-formula { grid-template-columns: repeat(2,1fr); } }