.reader .reader-tools .scroll-group{position:relative;gap:0}.reader .reader-scroll-controls{display:flex;align-items:stretch;min-width:0;border:1px solid #a7312c2b;border-radius:9px;background:#f7eeea;box-shadow:0 2px 6px #50322508}.reader .scroll-action{display:flex;align-items:center;justify-content:center;gap:7px;min-height:44px;padding:0 14px;border-radius:8px 0 0 8px;background:var(--red);color:#fffaf4;font-size:14px;font-weight:550;white-space:nowrap}.reader .scroll-action:hover{background:#922a25}.reader .scroll-action.is-rolling{background:#763b32}.reader .scroll-action svg,.reader .scroll-speed-trigger svg{flex-shrink:0}.reader .scroll-speed-trigger{display:flex;align-items:center;justify-content:center;gap:5px;min-height:44px;min-width:67px;padding:0 9px;border-radius:0 8px 8px 0;color:#9c352c}.reader .scroll-speed-trigger>span{display:flex;flex-direction:column;gap:1px;align-items:center;line-height:1.2}.reader .scroll-speed-trigger small{font-size:10px;letter-spacing:.5px}.reader .scroll-speed-trigger b{font-size:13px;font-weight:650;font-variant-numeric:tabular-nums}.reader .scroll-speed-trigger:hover,.reader .scroll-speed-trigger[aria-expanded=true]{background:#efdcd5}.reader .scroll-speed-trigger[aria-expanded=true]>svg{transform:rotate(180deg)}.reader .scroll-action:focus-visible,.reader .scroll-speed-close:focus-visible,.reader .scroll-speed-trigger:focus-visible{outline:2px solid var(--red);outline-offset:3px}.reader .scroll-speed-popover{position:absolute;left:12px;bottom:calc(100% + 18px);z-index:30;width:286px;max-width:calc(100vw - 48px);padding:15px 17px 13px;border:1px solid #b59a7b42;border-radius:14px;background:var(--reader-paper);color:var(--reader-ink);box-shadow:0 10px 36px #3c251c26;white-space:normal}.reader .scroll-speed-heading{display:flex;align-items:center;gap:10px;min-height:32px}.reader .scroll-speed-heading label{font-size:14px;font-weight:600;cursor:pointer}.reader .scroll-speed-heading output{margin-left:auto;padding:4px 8px;border-radius:6px;background:#a7312c0c;color:#a03830;font-size:13px;font-weight:650;font-variant-numeric:tabular-nums}.reader .scroll-speed-close{display:grid;place-items:center;width:36px;height:36px;flex-shrink:0;margin:-5px -7px -5px 0;border-radius:50%;color:var(--reader-muted)}.reader .scroll-speed-close:hover{background:#aa997718;color:var(--reader-ink)}.reader .scroll-speed-range{display:block;width:100%;height:40px;margin:9px 0 0;padding:0;appearance:none;-webkit-appearance:none;background:transparent;accent-color:var(--red);cursor:pointer;touch-action:pan-y}.reader .scroll-speed-range::-webkit-slider-runnable-track{height:5px;border-radius:8px;background:linear-gradient(to right,var(--red) 0 var(--scroll-speed-progress),#ddd4c4 var(--scroll-speed-progress) 100%)}.reader .scroll-speed-range::-webkit-slider-thumb{width:22px;height:22px;margin-top:-8.5px;appearance:none;-webkit-appearance:none;border:3px solid var(--reader-paper);border-radius:50%;background:var(--red);box-shadow:0 1px 6px #6e302b45}.reader .scroll-speed-range::-moz-range-track{height:5px;border-radius:8px;background:#ddd4c4}.reader .scroll-speed-range::-moz-range-progress{height:5px;border-radius:8px;background:var(--red)}.reader .scroll-speed-range::-moz-range-thumb{width:16px;height:16px;border:3px solid var(--reader-paper);border-radius:50%;background:var(--red);box-shadow:0 1px 6px #6e302b45}.reader .scroll-speed-range:focus-visible{outline:2px solid #a7312c55;outline-offset:1px;border-radius:5px}.reader .scroll-speed-scale{display:flex;justify-content:space-between;gap:12px;font-size:11px;color:var(--reader-muted);line-height:1.5}.reader:has(.scroll-speed-popover) .reader-tools-toggle{visibility:hidden}.reader.night .reader-scroll-controls{background:#42322d;border-color:#be7c6866}.reader.night .scroll-speed-heading output,.reader.night .scroll-speed-trigger{color:#edb2a4}.reader.night .scroll-speed-trigger:hover,.reader.night .scroll-speed-trigger[aria-expanded=true]{background:#543a32}.reader.night .scroll-speed-popover{border-color:#b59a7b55;box-shadow:0 10px 36px #0005}@media(max-width:960px){.reader .scroll-action{padding:0 11px;font-size:13px}.reader .reader-tools .scroll-group{padding:0 9px}.reader .scroll-speed-popover{left:9px}}@media(max-width:700px){.reader .reader-tools{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:0 8px;width:calc(100% - 24px);max-width:440px;padding:10px;bottom:calc(12px + env(safe-area-inset-bottom));border-radius:13px}.reader .reader-tools .tool-group{width:auto;min-width:0;justify-content:center;padding:0 6px}.reader .reader-tools .scroll-group{padding:0;border:0;justify-content:stretch}.reader .reader-scroll-controls{width:100%}.reader .scroll-action{flex:1;min-width:0;padding:0 9px;font-size:13px;gap:5px}.reader .scroll-speed-trigger{min-width:60px;padding:0 7px;gap:3px}.reader .scroll-speed-popover{left:0;bottom:calc(100% + 12px);width:286px;padding:14px 16px 12px}.reader .reader-tools.expanded{row-gap:14px;padding:10px}.reader .reader-tools.expanded .tool-group{width:auto}.reader .reader-tools.expanded .tool-group:nth-child(3){border:0}.reader .reader-tools-toggle{bottom:calc(88px + env(safe-area-inset-bottom));min-height:36px;border-radius:8px}.reader:has(.reader-tools.expanded) .reader-tools-toggle{bottom:calc(136px + env(safe-area-inset-bottom))}}@media(max-width:380px){.reader .reader-tools{gap:0 6px;padding:9px}.reader .reader-tools .tool-group:nth-child(2){padding:0 0 0 2px;gap:4px}.reader .reader-tools .tool-group:nth-child(2)>span{display:none}.reader .scroll-action{padding:0 7px;gap:4px}.reader .scroll-speed-trigger{min-width:58px;padding:0 6px}.reader .reader-tools.expanded{padding:9px;row-gap:14px;grid-template-columns:126px minmax(0,1fr) 96px;column-gap:0}.reader .reader-tools.expanded .scroll-group{grid-column:1/3}.reader .reader-tools.expanded .tool-group:nth-child(2){grid-column:3;padding:0;gap:4px}.reader .reader-tools.expanded .tool-group:nth-child(3){grid-column:1;padding:0;gap:4px}.reader .reader-tools.expanded .tool-group:nth-child(4){grid-column:2/4;padding:0;gap:4px}}