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(width<=768px){.sheet-pager-btn span{max-width:20ch}}@media (width<=480px){.sheet-pager-btn span{max-width:12ch}}@media (width<=768px){.sheet-panel{top:max(40px, env(safe-area-inset-top,24px));height:calc(100% - max(40px, env(safe-area-inset-top,24px)));border-radius:16px 16px 0 0}.sheet-float-close{width:40px;height:40px;top:52px;right:14px}.sheet-head{border-radius:16px 16px 0 0;height:60px;padding:0 16px}.sheet-stage-intro{width:calc(100% - 32px);padding:24px 0 16px}.sheet-cover{border-radius:12px;width:calc(100% - 32px)}.sheet-body{gap:20px;width:calc(100% - 32px);padding:24px 0 48px}.sheet-related-grid{grid-template-columns:1fr}.sheet-page .sheet-head .langsel{display:none}.sheet-page .sheet-head .wordmark{height:22px}.sheet-footer{flex-direction:column;align-items:flex-start;gap:16px;width:calc(100% - 32px);padding:24px 0 48px}}.sheet-footer{border-top:1px solid var(--border);width:min(1200px,100% - 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var(--border);flex:none;align-items:center;gap:8px;padding-top:14px;display:flex}.langsel{font-family:var(--font-sans);color:var(--text-2);background:var(--surface-2);cursor:pointer;transition:background var(--dur-fast) ease, color var(--dur-fast) ease;border:0;border-radius:8px;padding:3px 6px;font-size:12px}.langsel:hover{color:var(--text-1);background:var(--surface-3)}.langsel:focus-visible{outline:2px solid var(--ink);outline-offset:2px}.side-foot .iconbtn{width:32px;height:32px;margin-left:auto}.side-foot .iconbtn svg{width:15px;height:15px}.iconbtn .i-moon,[data-theme=dark] .iconbtn .i-sun{display:none}[data-theme=dark] .iconbtn .i-moon{display:block}.scrim{z-index:90;background:color-mix(in srgb, var(--text-1) 34%, transparent);opacity:0;transition:opacity var(--dur-panel) ease;position:fixed;inset:0}.scrim.open{opacity:1}.palette{z-index:100;border:1px solid var(--border);background:var(--bg);width:min(580px,100vw - 32px);box-shadow:var(--shadow-pop);opacity:0;visibility:hidden;transition:opacity var(--dur-panel) ease, transform var(--dur-panel) var(--ease), visibility 0s linear var(--dur-panel);border-radius:14px;position:fixed;top:min(16vh,150px);left:50%;transform:translate(-50%)translateY(8px)scale(.985)}.palette.open{opacity:1;visibility:visible;transition:opacity var(--dur-panel) ease, transform var(--dur-panel) var(--ease);transform:translate(-50%)}.palette-head{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:6px 14px;display:flex}.palette-head>svg{width:16px;height:16px;color:var(--text-2);flex:none}.palette-head input{min-width:0;height:46px;font:inherit;color:var(--text-1);background:0 0;border:0;flex:1;font-size:15px}.palette-head input:focus{outline:none}.palette-list{overscroll-behavior:contain;max-height:348px;padding:6px;position:relative;overflow-y:auto}.palette-group{font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--text-2-on-gray);padding:10px 10px 4px;font-size:10.5px;font-weight:600}.prow{text-align:left;border-radius:9px;align-items:center;gap:11px;width:100%;min-height:44px;padding:5px 10px;font-size:13.5px;display:flex}.prow:hover{background:var(--surface-2)}.prow.active{background:var(--surface-2);box-shadow:inset 2px 0 0 var(--ink)}.prow .thumb{border:1px solid var(--border);border-radius:5px;flex:none;width:44px;height:28px;position:relative;overflow:hidden}.prow .thumb img{object-fit:cover;width:100%;height:100%;display:block}.prow .p-ico{background:var(--surface-2);width:28px;height:28px;color:var(--text-1);border-radius:7px;flex:none;justify-content:center;align-items:center;display:inline-flex}.prow .p-ico svg{width:14px;height:14px}.prow .p-name{white-space:nowrap;text-overflow:ellipsis;font-weight:500;overflow:hidden}.prow .p-meta{font-family:var(--font-mono);color:var(--text-2);white-space:nowrap;margin-left:auto;font-size:11px}.palette-foot{border-top:1px solid var(--border);color:var(--text-2);gap:16px;padding:9px 16px;font-size:11.5px;display:flex}.palette-foot span{align-items:center;gap:5px;display:inline-flex}.palette-empty{text-align:center;color:var(--text-2);padding:28px 16px;font-size:13px}.drawer{z-index:100;background:var(--bg);visibility:hidden;width:min(330px,88vw);transition:transform var(--dur-panel) var(--ease), visibility 0s linear var(--dur-panel);flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0;transform:translate(-102%)}.drawer.open{visibility:visible;transition:transform var(--dur-panel) var(--ease);transform:none}.drawer-head{height:var(--topbar-h);border-bottom:1px solid var(--border);flex:none;align-items:center;gap:8px;padding:0 10px 0 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.count-line{font-family:var(--font-mono);opacity:.7;font-size:11px}.crumb{font-size:12.5px;font-family:var(--font-mono);color:var(--text-2);align-items:center;gap:7px;display:flex}.crumb a{border-radius:6px;margin:-3px -5px;padding:3px 5px}.crumb a:hover{color:var(--text-1);background:var(--surface-2)}.crumb .sep{color:var(--border)}.item-wrap{max-width:760px}.item-cover{aspect-ratio:16/10;border:1px solid var(--border);background:var(--surface-2);border-radius:10px;width:100%;max-height:420px;margin-top:22px;position:relative;overflow:hidden}.item-cover img{object-fit:cover;width:100%;height:100%;transition:transform .4s var(--ease)}.item-cover:hover img{transform:scale(1.015)}.item-head{margin-top:30px}.item-head h1{letter-spacing:-.02em;margin:0;font-size:32px;font-weight:600;line-height:1.2}.item-desc{color:var(--text-2);max-width:58ch;margin:10px 0 0;font-size:15px;line-height:1.75}.item-cta{flex-wrap:wrap;gap:10px;margin-top:22px;display:flex}.item-meta{font-family:var(--font-mono);color:var(--text-2);flex-wrap:wrap;gap:6px 18px;margin-top:18px;font-size:12px;display:flex}.item-meta a{text-underline-offset:3px;text-decoration:underline}.item-meta a:hover{color:var(--text-1)}.tagrow{flex-wrap:wrap;gap:7px;margin-top:18px;display:flex}.sect{margin-top:56px}.sect>h2{letter-spacing:-.015em;margin:0 0 4px;font-size:20px;font-weight:600}.sect>.sect-sub{color:var(--text-2);margin:0;font-size:13px}.pager{grid-template-columns:1fr 1fr;gap:12px;margin-top:22px;display:grid}.pager a{border:1px solid var(--border);transition:background var(--dur-fast) ease, border-color var(--dur-fast) ease;border-radius:10px;flex-direction:column;gap:3px;padding:14px 16px;display:flex}.pager a:hover{background:var(--surface-2);border-color:var(--surface-3)}.pager .dir{font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--text-2-on-gray);font-size:10.5px}.pager .pname{font-size:14px;font-weight:600}.pager a.next{text-align:right}.foot{border-top:1px solid var(--border);font-family:var(--font-mono);color:var(--text-2);flex-wrap:wrap;justify-content:space-between;gap:8px 24px;margin-top:88px;padding-top:20px;font-size:11.5px;display:flex}@media (width<=1023px){.shell{grid-template-columns:minmax(0,1fr)}.sidebar{display:none}.topbar{display:flex}.main{padding:22px 18px 64px}.toolbar{backdrop-filter:none;background:0 0;padding:4px 0 0;position:static}.filterbtn{display:inline-flex}.palette{top:10vh}}.filterbtn{display:none}@media (width<=639px){.grid{grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr));gap:28px 16px}.searchbox .kbd{display:none}.pager{grid-template-columns:1fr}}.toast-wrap{z-index:120;pointer-events:none;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.toast{background:var(--ink-strong);color:var(--on-ink);box-shadow:var(--shadow-pop);opacity:0;transition:opacity var(--dur-fast) ease, transform var(--dur-fast) var(--ease);border-radius:9px;align-items:center;gap:8px;padding:8px 16px;font-size:13px;font-weight:500;display:flex;transform:translateY(12px)scale(.96)}.toast.show{opacity:1;transform:translateY(0)scale(1)}.prow .p-action{font-family:var(--font-mono);color:var(--text-2);background:var(--surface-2);border:1px solid var(--border);border-radius:5px;margin-left:auto;padding:2px 6px;font-size:10.5px}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}