/* 阅读 App · 陪读 (一起阅读 6c): the side bar of the reading page, the whole-page chat, the list of 聊天, the card of 「聊这段」. js/apps/reading-companion.js. Under .rd-root (the card and its window are in 信息: .rc-qcard / .rc-ov). */
.rd-root .rc-panel{display:flex;flex-direction:column;min-height:0;color:var(--ink)}
.rd-root .rc-head{display:flex;align-items:stretch;gap:6px;padding:calc(var(--sat,0px) + 8px) 8px 6px 10px;border-bottom:.5px solid var(--line);flex-shrink:0}
.rd-root .rc-strip{display:flex;gap:6px;overflow-x:auto;flex:1;min-width:0;scrollbar-width:none}
.rd-root .rc-strip::-webkit-scrollbar{display:none}
.rd-root .rc-chip{display:flex;align-items:center;gap:7px;flex-shrink:0;border:.5px solid var(--edge);background:var(--sf);color:var(--ink);border-radius:16px;padding:5px 10px 5px 5px;font:inherit;text-align:left}
.rd-root .rc-chip.rc-on{background:color-mix(in srgb,var(--acc) 14%,transparent);border-color:color-mix(in srgb,var(--acc) 40%,transparent)}
.rd-root .rc-av{width:28px;height:28px;border-radius:50%;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;background:color-mix(in srgb,var(--ink2) 18%,transparent);font-size:12px}
.rd-root .rc-av>*{width:100%;height:100%;border-radius:50%}
.rd-root .rc-cn{display:flex;flex-direction:column;min-width:0;line-height:1.25}
.rd-root .rc-cn b{font-size:13px;font-weight:600;white-space:nowrap;max-width:96px;overflow:hidden;text-overflow:ellipsis}
.rd-root .rc-cn small,.rd-root .rc-st{font-size:10.5px;color:var(--ink2);white-space:nowrap;max-width:110px;overflow:hidden;text-overflow:ellipsis}
.rd-root .rc-st::before{content:'';display:inline-block;width:6px;height:6px;border-radius:50%;margin-right:4px;vertical-align:1px;background:var(--ink2)}
.rd-root .rc-st.rc-reading::before{background:var(--accd)}
.rd-root .rc-st.rc-free::before{background:#3F8F5B}
.rd-root .rc-st.rc-busy::before{background:#B5651D}
.rd-root .rc-st.rc-sleep::before{background:#6B7FA8}
.rd-root .rc-mos{width:28px;height:28px;flex-shrink:0}
.rd-root .rc-x{border:0;background:none;color:var(--ink2);font-size:22px;padding:0 8px;line-height:1}
.rd-root .rc-list{flex:1;min-height:0;overflow-y:auto;padding:10px 12px;display:flex;flex-direction:column;gap:8px;scrollbar-width:none}
.rd-root .rc-list::-webkit-scrollbar{display:none}
.rd-root .rc-m{display:flex;flex-direction:column;align-items:flex-start;max-width:86%}
.rd-root .rc-m.rc-me{align-self:flex-end;align-items:flex-end}
.rd-root .rc-who{font-size:10.5px;color:var(--ink2);margin:0 4px 2px}
.rd-root .rc-b{padding:8px 12px;border-radius:16px;background:color-mix(in srgb,var(--ink2) 10%,transparent);font-size:14px;line-height:1.55;white-space:pre-wrap;word-break:break-word}
.rd-root .rc-me .rc-b{background:var(--acc);color:var(--on-acc)}
.rd-root .rc-empty{margin:auto;font-size:12.5px;color:var(--ink2);text-align:center}
.rd-root .rc-foot{flex-shrink:0;padding:6px 10px calc(var(--sab,0px) + 8px);border-top:.5px solid var(--line)}
.rd-root .rc-quote{display:flex;align-items:flex-start;gap:8px;margin-bottom:6px;padding:7px 10px;border-radius:12px;background:color-mix(in srgb,var(--acc) 10%,transparent);border-left:3px solid var(--acc)}
.rd-root .rc-quote>div{flex:1;min-width:0}
.rd-root .rc-quote small{font-size:10.5px;color:var(--ink2)}
.rd-root .rc-quote p{margin:2px 0 0;font-size:12.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rd-root .rc-qx{border:0;background:none;color:var(--ink2);font-size:14px;padding:2px 4px}
.rd-root .rc-cmp{display:flex;align-items:flex-end;gap:8px}
.rd-root .rc-cmp textarea{flex:1;min-height:36px;max-height:120px;resize:none;padding:8px 12px;border-radius:18px;line-height:1.4}
.rd-root .rc-send{border:0;border-radius:16px;padding:8px 14px;font:inherit;font-size:13.5px;background:var(--acc);color:var(--on-acc);flex-shrink:0}
.rd-root .rc-send:disabled{opacity:.4}
/* the side bar on the reading page: slides in from the right; on a narrow phone it covers most of the text and leaves a strip (.rc-gap) to tap back */
.rd-root .rc-side{position:absolute;top:0;right:0;bottom:0;z-index:45;width:min(380px,calc(100% - 46px));display:flex;flex-direction:column;background:var(--sf2);color:var(--ink);border-left:.5px solid var(--edge);box-shadow:-14px 0 40px -18px rgba(0,0,0,.4);transform:translateX(100%);transition:transform var(--mo-base,.22s) ease}
.rd-root .rc-side.rc-in{transform:none}
.rd-root .rc-gap{position:absolute;top:0;left:0;bottom:0;right:min(380px,calc(100% - 46px));z-index:44}
@media (min-width:640px){.rd-root .rc-gap{display:none}.rd-root .rc-open .rd-rp-sc{margin-right:min(380px,calc(100% - 46px))}}
@media (prefers-reduced-motion:reduce){.rd-root .rc-side{transition:none}}
/* 聊天 tab */
.rd-root .rc-row{align-items:center;cursor:pointer}
.rd-root .rc-rm{min-width:0;flex:1}
.rd-root .rc-rm b{font-size:14px}
.rd-root .rc-rm small{display:block;margin-top:2px;font-size:12px;color:var(--ink2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rd-root .rc-with{font-style:normal;margin-left:6px;padding:0 6px;border-radius:8px;font-size:10px;background:color-mix(in srgb,var(--acc) 16%,transparent);color:var(--accd)}
.rd-root .rc-dot{min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:#A52A2A;color:#fff;font-size:11px;line-height:18px;text-align:center}
.rd-root .rc-tabdot{position:absolute;top:6px;margin-left:12px;width:8px;height:8px;border-radius:50%;background:#A52A2A}
.rd-root .rc-page{display:flex;flex-direction:column;height:100%}
.rd-root .rc-pagebody{flex:1;min-height:0;display:flex;flex-direction:column}
.rd-root .rc-pagebody .rc-head{display:none}
.rd-root .rc-bookbar{display:flex;align-items:center;gap:8px;padding:calc(var(--sat,0px) + 12px) 60px 10px 16px;border-bottom:.5px solid var(--line);font-size:13px;background:var(--sf)}
.rd-root .rc-bookbar>span{font-weight:600;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rd-root .rc-bookbar small{color:var(--ink2);font-size:11.5px;flex:1;white-space:nowrap}
.rd-root .rc-go{border:0;border-radius:12px;padding:6px 12px;font:inherit;font-size:12.5px;background:var(--acc);color:var(--on-acc);flex-shrink:0}
/* the card of 聊这段 and its window (in 信息, so no .rd-root: its own colours) */
.rc-qcard{display:block;min-width:190px;max-width:260px;padding:10px 12px;border-radius:14px;background:rgba(255,255,255,.14);border:.5px solid rgba(127,127,127,.35);cursor:pointer;text-align:left}
.rc-qcard .rc-qh{display:flex;align-items:center;gap:5px;font-size:11px;opacity:.85}
.rc-qcard .rc-qh svg{width:13px;height:13px;flex-shrink:0}
.rc-qcard .rc-qby{display:block;margin-top:3px;font-size:11px;opacity:.75}
.rc-qcard .rc-qq{margin:6px 0 0;font-size:13.5px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;white-space:pre-wrap}
.rc-qcard .rc-qs{margin:8px 0 0;padding-top:7px;border-top:.5px solid rgba(127,127,127,.35);font-size:13.5px;line-height:1.5;white-space:pre-wrap}
.rc-ov{position:fixed;inset:0;z-index:520;display:flex;align-items:center;justify-content:center;padding:24px;background:rgba(0,0,0,.28)}
.rc-win{width:100%;max-width:380px;max-height:78vh;overflow-y:auto;scrollbar-width:none;border-radius:22px;padding:20px 18px 16px;background:#fff;color:#16171A;box-shadow:0 30px 60px -20px rgba(0,0,0,.45)}
:root[data-theme="dark"] .rc-win{background:#1c1c1f;color:#EDEDF0}
.rc-win h3{margin:0 0 10px;font-size:16px}
.rc-orig p{margin:0 0 8px;line-height:1.8;font-size:14px}
.rc-orig .rc-ctx{color:#52555C;font-size:13px}
:root[data-theme="dark"] .rc-orig .rc-ctx{color:#A6A8AF}
.rc-orig .rc-hit{background:rgba(94,140,143,.28);border-radius:4px;padding:2px 3px}
.rc-notes{margin-top:8px;display:flex;flex-direction:column;gap:6px}
.rc-note{padding:8px 10px;border-radius:12px;background:rgba(127,127,127,.12)}
.rc-note small{font-size:11px;color:#52555C}
:root[data-theme="dark"] .rc-note small{color:#A6A8AF}
.rc-note p{margin:2px 0 0;font-size:13.5px;line-height:1.6;white-space:pre-wrap}
.rc-hint{font-size:12px;color:#52555C;margin:10px 0 0}
:root[data-theme="dark"] .rc-hint{color:#A6A8AF}
.rc-btns{display:flex;gap:10px;margin-top:14px}
.rc-btn{flex:1;border:0;border-radius:16px;padding:11px;font:inherit;font-size:14px;background:rgba(127,127,127,.16);color:inherit}
.rc-btn.rc-pri{background:#1E3A8A;color:#fff}
.rc-win::-webkit-scrollbar{display:none}