.campus-chat-launcher{position:fixed;right:26px;bottom:24px;z-index:81;display:flex;align-items:center;gap:10px;min-height:52px;padding:14px 20px;border-radius:18px;background:linear-gradient(135deg,#316ff0,#2050c7);color:#fff;font-size:14px;font-weight:700;box-shadow:0 8px 24px #2455ba38;border:1px solid #ffffff30}.campus-chat-launcher svg{width:22px;height:22px}.campus-chat-launcher:hover{background:#2055ce;transform:translateY(-1px)}.campus-chat-launcher.is-open{background:#183566}.campus-chat-launcher:focus-visible{outline:3px solid #7eacff;outline-offset:4px}.campus-chat-panel{position:fixed;z-index:80;right:26px;bottom:88px;width:390px;height:min(690px,calc(100dvh - 112px));display:flex;flex-direction:column;border:1px solid #d9e4f5;border-radius:20px;background:#fff;box-shadow:0 20px 80px #173c7040;overflow:hidden;color:#1c3457;font-size:13px}.campus-chat-panel button:focus-visible,.campus-chat-panel select:focus-visible,.campus-chat-panel textarea:focus-visible{outline:3px solid #86aef7;outline-offset:2px}.campus-chat-header{display:flex;align-items:center;gap:11px;background:linear-gradient(120deg,#102746,#173c72);color:#fff;padding:19px 20px;flex-shrink:0}.campus-chat-title-icon{background:#ffffff14;border:1px solid #ffffff18;border-radius:12px;width:40px;height:40px;display:grid;place-items:center}.campus-chat-title-icon svg{width:24px;height:24px}.campus-chat-header>div:nth-child(2){min-width:0;flex:1}.campus-chat-header p{font-size:9px;letter-spacing:1.6px;color:#a5c2f2;margin:0 0 5px}.campus-chat-header h2{font-size:16px;font-weight:600;line-height:1.4;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.campus-chat-close{width:34px;height:34px;border-radius:9px;color:#c1d5f5;font-size:25px;background:#ffffff0d;line-height:1;flex-shrink:0}.campus-chat-close:hover{background:#ffffff1f;color:#fff}.campus-chat-channel{padding:14px 17px 12px;display:flex;align-items:center;gap:8px;border-bottom:1px solid #edf1f8;flex-shrink:0}.campus-chat-channel>label{font-size:10px;white-space:nowrap;color:#6a7f9e}.campus-chat-channel select{min-width:0;flex:1;border:1px solid #dde6f4;border-radius:8px;padding:8px 24px 8px 10px;font-size:12px;background:#f6f9ff;color:#2a4973;min-height:37px}.campus-chat-current-room{white-space:nowrap;font-size:10px;color:#2b62bf;background:#edf3fe;padding:8px;border-radius:7px;min-height:37px}.campus-chat-privacy{padding:10px 17px;background:#f7f9fd;border-bottom:1px solid #edf1f8;line-height:1.6;flex-shrink:0}.campus-chat-privacy strong{display:block;font-size:11px;color:#446084;font-weight:600;margin-bottom:2px}.campus-chat-privacy span{display:block;font-size:10px;color:#7a8ca8}.campus-chat-load-status{font-size:10px;min-height:28px;padding:8px 17px 3px;color:#8899b2;flex-shrink:0;line-height:1.5}.campus-chat-load-status.has-error{color:#a35432;background:#fff7f1}.campus-chat-load-status button{background:none;color:#2861c8;font-size:10px;text-decoration:underline;padding:3px 0 3px 8px}.campus-chat-scroll{overflow-y:auto;overscroll-behavior:contain;min-height:65px;flex:1;padding:0 17px 17px;scrollbar-width:thin;scrollbar-color:#cad6e9 transparent}.campus-chat-history-controls{text-align:center}.campus-chat-load-older{margin:5px 0 13px;font-size:11px;border:1px solid #dfe7f4;border-radius:20px;padding:7px 14px;color:#54719d;background:#fff}.campus-chat-day{display:flex;align-items:center;gap:10px;margin:16px 0;color:#90a1bb;font-size:9px;white-space:nowrap}.campus-chat-day::before,.campus-chat-day::after{content:'';height:1px;background:#edf1f7;flex:1}.campus-chat-message{display:flex;flex-direction:column;align-items:flex-start;margin:13px 0}.campus-chat-message-heading{display:flex;gap:8px;align-items:center;margin:0 4px 5px}.campus-chat-message-heading strong{font-size:10px;font-weight:500;color:#6680a4}.campus-chat-message-heading time{font-size:9px;color:#a0aec1;font-variant-numeric:tabular-nums}.campus-chat-bubble{max-width:90%;font-size:13px;line-height:1.75;border-radius:3px 13px 13px 13px;background:#f0f4fa;border:1px solid #e8eef7;padding:10px 13px;white-space:pre-wrap;overflow-wrap:anywhere;margin:0;color:#334c70;user-select:text}.campus-chat-message.is-own{align-items:flex-end}.campus-chat-message.is-own .campus-chat-bubble{border-radius:13px 3px 13px 13px;background:#2c64df;border-color:#2c64df;color:#fff}.campus-chat-message.is-own .campus-chat-message-heading{flex-direction:row-reverse}.campus-chat-empty{padding:35px 10px 28px;text-align:center;color:#8194b1}.campus-chat-empty>svg{width:36px;height:36px;margin:0 auto 15px;color:#91b1e8}.campus-chat-empty strong{display:block;font-size:13px;font-weight:600;color:#57739c}.campus-chat-empty p{font-size:11px;line-height:1.9;margin:8px 0 0}.campus-chat-compose{flex-shrink:0;padding:13px 16px 12px;border-top:1px solid #e4ebf6;background:#fff}.campus-chat-compose .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.campus-chat-compose textarea{width:100%;display:block;min-height:62px;max-height:140px;resize:vertical;border:1px solid #dbe5f4;border-radius:11px;background:#f8faff;padding:10px 12px;line-height:1.6;font:inherit;color:#2b456b;outline-offset:1px}.campus-chat-compose textarea::placeholder{color:#9baac0}.campus-chat-compose textarea:read-only{background:#f1f4f9;color:#778ba9}.campus-chat-compose-footer{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:9px}.campus-chat-compose-footer>span{font-size:9px;line-height:1.5;color:#8d9db4}.campus-chat-count{display:block;font-size:9px;color:#a6b3c6;margin-top:2px}.campus-chat-send{display:flex;gap:7px;align-items:center;justify-content:center;background:#2d64dd;color:#fff;border-radius:9px;padding:9px 15px;min-height:38px;font-size:12px;font-weight:600;min-width:80px}.campus-chat-send:disabled{background:#e3ebf8;color:#9bafd1;cursor:default;opacity:1}.campus-chat-send svg{width:16px;height:16px}.campus-chat-send-error{font-size:11px;line-height:1.7;color:#9c4c35;background:#fff4ef;border-radius:7px;padding:8px 10px;margin-top:8px}.campus-chat-retention{font-size:9px;color:#9cacbf;line-height:1.6;margin:9px 0 0}.campus-chat-launcher[hidden],.campus-chat-panel[hidden]{display:none!important}
@media(max-width:760px){.campus-chat-launcher{bottom:18px;right:16px;min-height:48px;padding:12px 17px;border-radius:15px;font-size:13px}.campus-chat-panel{right:12px;bottom:78px;width:min(390px,calc(100vw - 24px));height:min(660px,calc(100dvh - 98px));border-radius:17px}.campus-chat-header{padding:15px 17px}.campus-chat-close{width:40px;height:40px}.campus-chat-channel select,.campus-chat-current-room{min-height:40px}.campus-chat-compose textarea{font-size:16px;min-height:66px}.campus-chat-send{min-height:44px}.campus-chat-history-controls button{min-height:40px}}
@media(max-height:640px){.campus-chat-panel{bottom:72px;height:calc(100dvh - 88px)}.campus-chat-header{padding:10px 15px}.campus-chat-title-icon{width:32px;height:32px}.campus-chat-channel{padding:8px 14px}.campus-chat-privacy{padding:6px 14px}.campus-chat-compose{padding:8px 13px}.campus-chat-compose textarea{min-height:45px;height:45px}.campus-chat-retention{display:none}.campus-chat-launcher{bottom:14px}}
@media(prefers-reduced-motion:reduce){.campus-chat-launcher:hover{transform:none}}