.bb-rev{opacity:0;transform:translateY(14px);transition:opacity var(--t-reveal) var(--ease),transform var(--t-reveal) var(--ease)}.bb-rev.is-in{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){.bb-rev{opacity:1;transform:none}}.bb-edge{position:fixed;left:0;top:50%;transform:translateY(-50%);z-index:6;display:flex;align-items:center;gap:9px;padding:14px 9px 14px 7px;background:var(--ink);border-right:2px solid var(--red);pointer-events:none}.bb-edge-stack{display:flex;flex-direction:column;gap:3px}.bb-leaf{display:block;height:2px;width:9px;background:var(--bone);opacity:.24;transition:width var(--t-hover) var(--ease),opacity var(--t-hover) var(--ease)}.bb-leaf.is-read{width:17px;opacity:.7}.bb-leaf.is-here{width:27px;opacity:1;background:var(--red)}.bb-edge-n{writing-mode:vertical-rl;transform:rotate(180deg);font-family:var(--font-mono);font-size:var(--fs-1);letter-spacing:.16em;color:var(--ink-60);white-space:nowrap}@media(max-width:1100px){.bb-edge-n{display:none}}@media(max-width:820px){.bb-edge{gap:0;padding:10px 5px 10px 4px;border-right-width:1.5px}.bb-edge-n{display:none}.bb-leaf{width:6px}.bb-leaf.is-read{width:11px}.bb-leaf.is-here{width:16px}}.bb-foot{position:fixed;left:0;right:0;bottom:0;z-index:6;display:flex;align-items:center;gap:clamp(10px,2vw,22px);padding:7px clamp(12px,2.4vw,28px);background:var(--ink);border-top:2px solid var(--red);pointer-events:none}.bb-foot-ticks{display:flex;align-items:flex-end;gap:4px;flex:1 1 auto;min-width:0}.bb-tick{display:block;width:2px;height:6px;background:var(--bone);opacity:.22;transition:height var(--t-hover) var(--ease),opacity var(--t-hover) var(--ease)}.bb-tick.is-read{height:13px;opacity:.85}.bb-tick.is-here{height:18px;opacity:1;background:var(--red);width:3px}.bb-foot-n{font-family:var(--font-mono);font-size:var(--fs-1);letter-spacing:.16em;color:var(--ink-60);white-space:nowrap;flex:none}@media(max-width:700px){.bb-foot-ticks{display:none}.bb-foot{justify-content:flex-end}}.bb-dial{position:fixed;left:clamp(10px,1.6vw,22px);bottom:clamp(10px,1.6vw,22px);z-index:6;background:var(--ink);border:2px solid var(--bone);padding:7px 10px 5px;text-align:center;pointer-events:none}.bb-dial-n{display:block;font-family:var(--font-mono);font-weight:700;font-size:clamp(17px,1.7vw,21px);letter-spacing:.14em;color:var(--bone);line-height:1;border-bottom:2px solid var(--red);padding-bottom:5px}.bb-dial-l{display:block;font-family:var(--font-mono);font-size:var(--fs-1);letter-spacing:.18em;color:var(--ink-60);margin-top:5px;text-transform:uppercase}@media(max-width:700px){.bb-dial{padding:5px 8px 4px}.bb-dial-l{display:none}}