.psa-app{--line:#e5eaf2;--ink:#202a3a;--muted:#718096;--blue:#3370ff;font:14px/1.6 'Microsoft YaHei',system-ui,sans-serif;color:var(--ink);min-width:0}.psa-app *{box-sizing:border-box}.psa-app [hidden]{display:none!important}.psa-app button,.psa-app textarea{font:inherit}.psa-app button{cursor:pointer}.psa-app :focus-visible{outline:2px solid var(--blue);outline-offset:3px}.psa-header{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:22px}.psa-header>div>span{color:#3370ff;font-size:12px}.psa-header h1{font-size:28px;margin:3px 0}.psa-header p{color:var(--muted);margin:4px 0}.psa-presence{display:grid;justify-items:end;gap:6px}.psa-presence>span{font-size:13px!important;color:#59667a!important}.psa-presence button{border:1px solid #dce4ef;border-radius:8px;padding:9px 14px;background:#fff;color:#59667a}.psa-presence button.online{background:#eef8f1;border-color:#b8dfc5;color:#237442}.psa-presence small{color:var(--muted);font-size:11px}.psa-grid{display:grid;grid-template-columns:265px minmax(330px,1fr) 220px;border:1px solid var(--line);border-radius:14px;background:#fff;min-height:600px;overflow:hidden}.psa-sidebar{border-right:1px solid var(--line);min-width:0}.psa-sidebar nav{display:grid;grid-template-columns:1fr 1fr;gap:7px;padding:15px;background:#fbfcff;border-bottom:1px solid var(--line)}.psa-sidebar nav button{border:1px solid transparent;border-radius:6px;padding:7px 4px;background:transparent;color:#718096;font-size:12px}.psa-sidebar nav button.active{background:#edf3ff;color:#245bdb;border-color:#dce6ff}.psa-list{max-height:620px;overflow:auto}.psa-conversation{display:block;border:0;border-bottom:1px solid #eef1f6;padding:16px;width:100%;text-align:left;background:white;color:var(--ink)}.psa-conversation.selected{background:#f0f5ff;border-left:3px solid var(--blue);padding-left:13px}.psa-conversation strong{font-size:13px}.psa-conversation p{font-size:12px;color:#59667a;margin:7px 0;max-height:40px;overflow:hidden;overflow-wrap:anywhere}.psa-conversation span{font-size:11px;color:#8a95a6}.psa-main{display:flex;flex-direction:column;min-width:0}.psa-main>header{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:16px 20px;border-bottom:1px solid var(--line)}.psa-main h2{font-size:16px;margin:0}.psa-main>header p{font-size:11px;color:#8a95a6;margin:4px 0 0}.psa-main>header button{border:1px solid #dce4ef;border-radius:6px;background:#fff;color:#245bdb;padding:7px 10px;font-size:12px}.psa-main>header button[data-claim]{background:var(--blue);color:white;border-color:var(--blue)}.psa-main button:disabled{opacity:.4;cursor:default}.psa-log{flex:1;height:400px;overflow:auto;padding:18px;background:#fcfdff}.psa-empty{padding:35px 18px;color:#8a95a6;font-size:13px;line-height:1.8}.psa-log .ps-message{padding:12px 15px;background:#f0f4fa;border-radius:9px;margin:12px 0;max-width:92%;overflow-wrap:anywhere}.psa-log .ps-message strong{font-size:11px;color:#8190a3}.psa-log .ps-message p{white-space:pre-wrap;margin:6px 0 0}.psa-log .ps-agent{margin-left:auto;background:#edf3ff;border:1px solid #dce6ff}.psa-log .ps-system{font-size:12px;color:#8a95a6;background:transparent;border:1px dashed var(--line)}.psa-compose{padding:16px;border-top:1px solid var(--line);display:flex;align-items:end;gap:10px}.psa-compose textarea{flex:1;min-width:0;resize:vertical;border:1px solid #dce4ef;border-radius:8px;padding:12px;max-height:180px}.psa-compose button{padding:10px 13px;border:0;border-radius:7px;background:var(--blue);color:#fff;white-space:nowrap}.psa-details{padding:20px;border-left:1px solid var(--line);background:#fbfcff;overflow-wrap:anywhere}.psa-details h2{font-size:14px;margin:0 0 20px}.psa-details dt{font-size:11px;color:#8a95a6;margin-top:18px}.psa-details dd{font-size:13px;margin:5px 0;color:#48556a}.psa-details>p{font-size:11px;color:#8a95a6;line-height:1.9;border-top:1px solid var(--line);padding-top:18px;margin-top:25px}.psa-error{border:1px solid #f1d4c8;background:#fff8f3;color:#a64f32;padding:10px 16px;border-radius:7px;font-size:12px}.psa-retry{margin:0 16px 12px;background:#fff7ed;border:1px solid #f1d7b6;border-radius:6px;padding:7px;color:#8a5a25}.psa-sr{position:absolute;width:1px;height:1px;clip:rect(0,0,0,0);overflow:hidden}@media(max-width:1100px){.psa-grid{grid-template-columns:235px minmax(260px,1fr)}.psa-details{grid-column:1/-1;border-left:0;border-top:1px solid var(--line);padding:16px}.psa-details dl{display:flex;gap:20px;flex-wrap:wrap}.psa-details dt{margin:0}.psa-details h2{margin-bottom:10px}.psa-details>p{margin:10px 0 0;padding-top:10px}}@media(max-width:700px){.psa-header{align-items:start;gap:12px}.psa-header h1{font-size:23px}.psa-header p{font-size:12px;max-width:220px}.psa-presence button{font-size:11px;padding:7px}.psa-grid{grid-template-columns:minmax(0,1fr)}.psa-sidebar{border-right:0;border-bottom:1px solid var(--line)}.psa-sidebar nav{grid-template-columns:repeat(4,1fr);padding:10px}.psa-list{max-height:180px}.psa-log{height:340px}.psa-main>header{padding:13px}.psa-main>header button{padding:7px;font-size:11px}.psa-compose{padding:12px}.psa-compose button{font-size:12px}.psa-details{grid-column:auto}}

.psa-grid{min-height:0}.psa-main{height:clamp(470px,calc(100dvh - 210px),700px);min-height:0}.psa-log{height:auto;min-height:0}.psa-main>header,.psa-compose{flex-shrink:0}@media(max-width:700px){.psa-main{height:560px}}