.rm-root{--rm-measure:70rem;--rm-shell-h:58px;--rm-header-h:56px;--rm-sidebar-w:260px;--rm-dock-w:460px;background:var(--bg);overflow:visible;container-type:normal}.rm-progress-line{position:fixed;top:var(--rm-shell-h);left:0;right:0;height:2px;background:transparent;z-index:45;pointer-events:none}.rm-progress-line>i{display:block;height:100%;background:var(--v);box-shadow:0 0 10px -2px var(--v);transform-origin:left;transition:width .12s linear}.rm-progress-ring{flex-shrink:0}.rm-hero{padding-bottom:22px;margin-bottom:26px;border-bottom:1px solid var(--border)}.rm-back{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;color:var(--text-2);text-decoration:none;padding:5px 0;margin-bottom:12px;transition:color .13s}.rm-back:hover{color:var(--v)}.rm-hero .rm-crumb{font-family:var(--f-mono);font-size:11px;letter-spacing:.04em;color:var(--text-3);margin:0 0 8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rm-hero .rm-crumb b{color:var(--v);font-weight:600}.rm-hero .rm-crumb .sep{opacity:.4;margin:0 2px}.rm-hero-row{display:flex;align-items:center;justify-content:space-between;gap:18px}.rm-room-title{font-size:clamp(19px,2.2vw,24px);line-height:1.25;font-weight:800;color:var(--text);margin:0}.rm-hero-prog{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;padding:6px 14px 6px 8px;border-radius:999px;background:var(--panel-2);border:1px solid var(--border)}.rm-hero-prog-txt{display:flex;flex-direction:column;line-height:1.1}.rm-hero-prog-txt .n{font-family:var(--f-mono);font-size:14px;font-weight:800;color:var(--text)}.rm-hero-prog-txt .n span{color:var(--text-3);font-weight:500}.rm-hero-prog-txt .k{font-family:var(--f-mono);font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3)}.rm-body{flex:1;display:flex;align-items:flex-start;position:relative;min-height:0}.rm-sidebar{box-sizing:border-box;width:var(--rm-sidebar-w);flex-shrink:0;position:sticky;top:var(--rm-shell-h);height:calc(100dvh - var(--rm-shell-h));overflow-y:auto;border-right:1px solid var(--border);background:var(--bg-soft);padding:20px 14px 24px;scrollbar-width:thin}.rm-sidebar::-webkit-scrollbar{width:6px}.rm-sidebar::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:999px}.rm-side-head{display:flex;align-items:center;justify-content:space-between;padding:0 8px 10px;margin-bottom:6px}.rm-side-head .ttl{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-3)}.rm-nav{display:flex;flex-direction:column;gap:2px}.rm-navitem{display:flex;align-items:center;gap:11px;width:100%;text-align:left;padding:9px 10px;border-radius:var(--r-md);border:1px solid transparent;background:transparent;cursor:pointer;transition:background .13s,border-color .13s}.rm-navitem:hover{background:var(--panel-2)}.rm-navitem.active{background:var(--v-soft);border-color:color-mix(in srgb,var(--v) 40%,transparent)}.rm-navitem .ico{width:28px;height:28px;flex-shrink:0;border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;font-family:var(--f-mono);background:var(--panel-3);color:var(--text-2);border:1px solid var(--border);transition:.13s}.rm-navitem.active .ico{background:var(--v);color:#0b0b0d;border-color:transparent}.rm-navitem.done .ico{background:rgba(62,207,142,.14);color:var(--ok);border-color:rgba(62,207,142,.28)}.rm-navitem .meta{min-width:0;flex:1}.rm-navitem .nm{font-size:13px;font-weight:600;color:var(--text-2);margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rm-navitem.active .nm{color:var(--text)}.rm-navitem.done .nm{color:var(--ok)}.rm-navitem .sub{display:flex;align-items:center;gap:6px;margin-top:4px}.rm-navitem .sub .bar{flex:1;height:3px}.rm-navitem .sub .n{font-family:var(--f-mono);font-size:9.5px;color:var(--text-3);flex-shrink:0}.rm-side-info{margin-top:18px;padding-top:16px;border-top:1px solid var(--border);display:grid;grid-template-columns:1fr 1fr;gap:10px}.rm-side-info .cell{background:var(--panel-2);border:1px solid var(--border);border-radius:var(--r-md);padding:10px 12px}.rm-side-info .cell .k{font-family:var(--f-mono);font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3)}.rm-side-info .cell .v{display:flex;align-items:center;gap:6px;margin-top:4px;font-size:13px;font-weight:700;color:var(--text)}.rm-main{flex:1;min-width:0;background:var(--bg);display:flex;justify-content:center}.rm-article{width:100%;max-width:var(--rm-measure);margin:0 auto;padding:clamp(24px,3.5vw,44px) clamp(18px,3vw,32px) 96px}.rm-eyebrow{font-family:var(--f-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--v);margin:0 0 10px}.rm-h1{font-size:clamp(26px,3.4vw,38px);line-height:1.15;font-weight:800;letter-spacing:-.01em;color:var(--text);margin:0 0 14px}.rm-task-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:6px}.rm-chip{display:inline-flex;align-items:center;gap:6px;font-family:var(--f-mono);font-size:11px;font-weight:600;color:var(--text-2);background:var(--panel-2);border:1px solid var(--border);border-radius:999px;padding:4px 11px}.rm-chip .material-symbols-outlined{font-size:14px}.rm-theory{margin:26px 0 8px}.rm-theory .markdown-content{font-size:1.075rem;line-height:1.82;color:#d4d8e2;max-width:none}.rm-theory .markdown-content>:first-child{margin-top:0}.rm-theory .markdown-content h1,.rm-theory .markdown-content h2,.rm-theory .markdown-content h3{color:var(--text);scroll-margin-top:140px}.rm-theory .markdown-content 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