.pdc{--pdc-card:#fff;border:1px solid var(--line);background:var(--pdc-card);height:76svh;min-height:420px;max-height:760px;box-shadow:var(--shadow-lg);border-radius:16px;flex-direction:column;display:flex;overflow:hidden}:root[data-theme=dark] .pdc{--pdc-card:var(--panel)}.pdc-head{border-bottom:1px solid var(--line);background:var(--bg);flex-shrink:0;align-items:center;gap:12px;padding:14px 18px;display:flex}.pdc-who{min-width:0;line-height:1.25}.pdc-who .pdc-title{color:var(--ink);text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:14px;font-weight:700;display:block;overflow:hidden}.pdc-who span{color:var(--mut2);font-size:12px;display:block}.pdc-online{letter-spacing:.12em;text-transform:uppercase;color:var(--mut2);flex-shrink:0;align-items:center;gap:6px;margin-left:auto;font-size:11px;display:inline-flex}.pdc-online i{background:var(--color-accent);border-radius:50%;width:6px;height:6px}.pdc-bar{background:var(--line2);flex-shrink:0;height:4px}.pdc-bar div{background:var(--color-accent);height:100%;transition:width .5s ease-out}.pdc-list{flex-direction:column;flex:1;gap:12px;min-height:0;padding:20px 18px;display:flex;overflow-y:auto}.pdc-row{display:flex}.pdc-row.me{justify-content:flex-end}.pdc-bubble{white-space:pre-line;overflow-wrap:anywhere;border-radius:16px;max-width:82%;padding:12px 16px;font-size:14px;line-height:1.55}.pdc-row.them .pdc-bubble{background:var(--panel);color:var(--ink);border-bottom-left-radius:4px}:root[data-theme=dark] .pdc-row.them .pdc-bubble{background:var(--line2)}.pdc-row.me .pdc-bubble{background:var(--btn);color:var(--btnT);border-bottom-right-radius:4px}.pdc-typing{background:var(--panel);border-radius:16px 16px 16px 4px;align-items:center;gap:6px;padding:14px 16px;display:inline-flex}.pdc-typing span{background:var(--mut2);border-radius:50%;width:8px;height:8px;animation:1s infinite pdc-bounce}.pdc-typing span:nth-child(2){animation-delay:.15s}.pdc-typing span:nth-child(3){animation-delay:.3s}@keyframes pdc-bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}@media (prefers-reduced-motion:reduce){.pdc-typing span{animation:none}.pdc-bar div{transition:none}}.pdc-foot{border-top:1px solid var(--line);background:var(--pdc-card);flex-shrink:0}.pdc-form{align-items:center;gap:8px;padding:12px 14px;display:flex}.pdc-form input{min-width:0;font:inherit;color:var(--ink);background:var(--pdc-card);border:1px solid var(--line);border-radius:9999px;outline:none;flex:1;padding:12px 16px;font-size:14px;transition:border-color .15s}.pdc-form input:focus{border-color:var(--color-accent)}.pdc-form input:disabled{background:var(--bg);color:var(--mut2)}.pdc-send{background:var(--color-accent);color:#fff;cursor:pointer;border:0;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;transition:opacity .15s;display:inline-flex}.pdc-send:disabled{opacity:.4;cursor:default}.pdc-done{padding:12px 14px}.pdc-done a{background:var(--color-accent);color:#fff;border-radius:9999px;justify-content:center;align-items:center;gap:10px;padding:14px;font-size:14px;font-weight:600;text-decoration:none;display:flex}.pdc-err{color:var(--accT);padding:0 18px 10px;font-size:12.5px}.pdc-note{text-align:center;color:var(--mut2);margin:10px 0 0;font-size:11px}