:root{color-scheme:light;--page:#f4f3ee;--surface:#fffefa;--ink:#233c32;--muted:#7a837c;--green:#245c49;--green-soft:#e5eee5;--line:#e6e8df;--error:#a44236;--shadow:0 16px 64px #2446340a;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--page);font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}a{color:var(--green)}button,input,textarea,a{touch-action:manipulation}button:focus-visible,a:focus-visible{outline:3px solid #96b9a3;outline-offset:4px}input:focus,textarea:focus{outline:none;border-color:#719780;box-shadow:0 0 0 3px #245c4910}button{border:0}input,textarea{min-width:0}input{border:1px solid var(--line);border-radius:10px;padding:13px 14px;background:#fff;color:var(--ink);width:100%;line-height:1.5}input::placeholder,textarea::placeholder{color:#a1a69f}input[type=date]{min-height:49px}h1,h2,p{margin:0}[hidden]{display:none!important}.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}
.entry-view{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;background:radial-gradient(ellipse at 15% 15%,#e3ebdf70,transparent 48%),radial-gradient(ellipse at 90% 95%,#e6e9db70,transparent 50%)}.entry-card{width:min(100%,440px);background:var(--surface);border:1px solid #e1e5da;border-radius:24px;padding:36px 38px;box-shadow:var(--shadow)}.brand-mark{width:52px;height:52px;display:grid;place-items:center;border-radius:17px;color:#f4f5ed;background:var(--green);box-shadow:0 5px 10px #245c4910}.brand-mark svg{width:31px;height:31px}.entry-card .brand-mark{margin-bottom:28px}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--muted);font-weight:600;margin-bottom:12px}.entry-card h1{font-size:27px;letter-spacing:-1px;font-weight:650;line-height:1.5}.entry-description{font-size:13px;line-height:1.9;color:var(--muted);margin-top:11px;margin-bottom:29px}.stack-form{display:flex;flex-direction:column;gap:10px}.stack-form label{font-size:13px;font-weight:600;display:flex;justify-content:space-between;gap:10px}.stack-form label:not(:first-child){margin-top:10px}.label-note{font-size:11px;font-weight:400;color:var(--muted)}.primary-button,.secondary-button,.danger-button{min-height:46px;border-radius:10px;padding:12px 18px;font-weight:600;font-size:14px;transition:background .15s}.primary-button{color:#fff;background:var(--green);display:flex;justify-content:space-between;align-items:center}.primary-button:hover,.send-button:hover{background:#1c4839}.primary-button span{font-size:21px;font-weight:400}.form-message{font-size:13px;line-height:1.6;color:var(--error);overflow-wrap:anywhere}.form-message:empty{display:none}.entry-footnote{display:flex;align-items:center;justify-content:center;gap:7px;font-size:11px;color:var(--muted);margin-top:22px}.tiny-dot{height:5px;width:5px;border-radius:50%;background:#85a68c}.entry-signoff{margin-top:24px;font-size:11px;letter-spacing:1px;color:#8d968c}.entry-signoff span{padding:0 8px;color:#b9beb3}
.chat-shell{width:min(100%,1040px);height:100vh;height:100dvh;margin:0 auto;display:flex;flex-direction:column;background:var(--surface);overflow:hidden;border-left:1px solid var(--line);border-right:1px solid var(--line);box-shadow:var(--shadow)}.room-header{display:flex;align-items:center;justify-content:space-between;padding:23px 34px;background:var(--surface);flex-shrink:0;gap:16px}.room-brand{display:flex;gap:13px;align-items:center}.brand-mark.small{width:43px;height:43px;border-radius:14px}.brand-mark.small svg{width:27px;height:27px}.room-brand h1{font-size:21px;letter-spacing:1px;display:flex;gap:11px;align-items:center;line-height:1.4}.room-label{font-size:10px;font-weight:500;letter-spacing:1px;border:1px solid #dfe5d9;border-radius:5px;padding:2px 6px;color:#6b7e6b}.room-brand p{font-size:11px;color:var(--muted);margin-top:4px}.room-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}.quiet-button{background:transparent;color:#798377;font-size:12px;padding:10px 4px}.quiet-button:hover{color:var(--green)}.action-divider{width:1px;height:13px;background:var(--line)}.room-strip{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 34px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:11px;color:var(--muted);background:#f6f7f0;flex-shrink:0}.connection-status{display:flex;align-items:center;gap:6px;flex-shrink:0}.connection-dot{background:#b39b60;width:6px;height:6px;border-radius:50%}.connection-status.connected .connection-dot{background:#6e9a75;box-shadow:0 0 0 3px #6e9a7512}.connection-status.disconnected{color:#a07b3e}.identity{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.identity strong{color:#64775f;font-weight:500}.room-notice{display:flex;justify-content:space-between;align-items:center;gap:14px;background:#fff2e1;color:#8e6028;font-size:12px;line-height:1.6;padding:10px 34px;flex-shrink:0}.room-notice button{background:none;text-decoration:underline;white-space:nowrap;color:inherit;padding:5px}
.conversation{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:12px 34px 25px;scrollbar-width:thin;scrollbar-color:#d8ded2 transparent;background:linear-gradient(180deg,#fbfbf6, #f9faf4)}.history-action{text-align:center;min-height:8px}.history-button{padding:8px 15px;color:#7f8b79;font-size:11px;background:transparent;border-radius:20px}.history-button:hover{background:#eef2e7}.history-button span{padding-left:5px}.history-start{text-align:center;color:#a0a897;font-size:10px;letter-spacing:1px;margin:12px 0 25px}.loading-messages{text-align:center;color:var(--muted);font-size:13px;margin:50px 0}.empty-state{text-align:center;max-width:300px;margin:clamp(30px,10vh,100px) auto 30px}.empty-art{position:relative;width:130px;height:100px;margin:0 auto 20px}.empty-bubble{position:absolute;display:grid;place-items:center;font-family:Georgia,serif;font-size:25px;font-weight:500;transform:rotate(-8deg);border-radius:21px 21px 21px 4px;border:1px solid #cfdcc9}.empty-bubble.first{width:75px;height:60px;left:5px;top:7px;background:#e7eee0;color:#627d5b}.empty-bubble.second{width:57px;height:48px;right:5px;bottom:5px;transform:rotate(9deg);background:#fffefa;color:#8e9f7d;border-radius:18px 18px 4px 18px}.empty-spark{position:absolute;right:8px;top:0;font-size:25px;color:#bdcba8}.empty-state h2{font-size:17px;font-weight:550;margin-bottom:11px;letter-spacing:.5px}.empty-state p{color:#929b89;font-size:12px;line-height:1.9}.message-list{display:flex;flex-direction:column;gap:23px}.message-list:empty{display:none}.message-list+.message-list{margin-top:23px}.message-row{display:flex;gap:10px;align-items:flex-start;max-width:100%}.message-row.own{flex-direction:row-reverse}.avatar{width:32px;height:32px;border-radius:11px;flex:0 0 32px;display:grid;place-items:center;background:#e8ecdf;border:1px solid #dde5d4;color:#718264;font-size:13px;font-weight:600}.own .avatar{background:#dce8dd;border-color:#d4e2d5;color:#3b6a4c}.message-content{min-width:0;max-width:min(77%,570px);display:flex;flex-direction:column;align-items:flex-start}.own .message-content{align-items:flex-end}.message-meta{display:flex;gap:9px;align-items:baseline;margin-bottom:6px;max-width:100%;padding:0 1px}.own .message-meta{flex-direction:row-reverse}.message-nickname{font-size:11px;font-weight:500;color:#74816d;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:210px}.message-time{font-size:9px;color:#a3aa9b;white-space:nowrap}.message-bubble{padding:11px 14px;background:#fff;border:1px solid #e6e9de;border-radius:3px 14px 14px 14px;box-shadow:0 2px 3px #21362603;max-width:100%;font-size:14px;line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere;color:#35452f}.own .message-bubble{background:#e6eedf;border-color:#dee7d5;border-radius:14px 3px 14px 14px;color:#32482e}.message-state{font-size:10px;color:#94a089;margin-top:5px}.message-state.failed{color:var(--error)}.retry-button{border:1px solid #d9b7af;color:var(--error);background:#fffaf8;border-radius:6px;font-size:11px;padding:4px 10px;margin-top:6px}.media-bubble{padding:6px;min-width:150px;white-space:normal}.media-preview{display:block;max-width:100%;max-height:360px;width:auto;object-fit:contain;border-radius:8px;background:#eef0e9}.image-preview-button{padding:0;border-radius:8px;background:#eef0e9;display:block;max-width:100%;overflow:hidden}.image-preview-button img{display:block}.media-footer{padding:8px 5px 3px;display:flex;align-items:center;gap:16px;justify-content:space-between}.media-info{min-width:0}.media-name{font-size:11px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;max-width:230px}.media-size{font-size:10px;color:#8f9984}.media-download{font-size:11px;white-space:nowrap;text-decoration:none;line-height:1.8}.media-download:hover{text-decoration:underline}.media-fallback{font-size:12px;color:#7b816b;padding:18px 11px;max-width:300px;line-height:1.8}.upload-progress{width:100%;height:4px;accent-color:var(--green);display:block;margin-top:10px}.pending-file{font-size:13px;line-height:1.7}.pending-file-name{overflow-wrap:anywhere}.pending-file-size{font-size:11px;color:var(--muted);margin-top:4px}
.composer-area{flex-shrink:0;padding:15px 34px max(16px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--surface)}.composer{border:1px solid #dfe4d7;border-radius:14px;background:#fff;overflow:hidden;transition:border-color .15s,box-shadow .15s}.composer:focus-within{border-color:#9dad91;box-shadow:0 0 0 3px #245c4906}.composer textarea{border:0;outline:0!important;box-shadow:none!important;resize:none;display:block;width:100%;padding:13px 15px 2px;line-height:1.6;font-size:14px;color:var(--ink);background:transparent;height:67px;max-height:135px}.composer-toolbar{display:flex;justify-content:space-between;align-items:center;padding:5px 9px 8px;gap:10px}.attachment-button{display:flex;gap:6px;align-items:center;padding:7px;background:transparent;color:#819074;font-size:11px;border-radius:7px}.attachment-button:hover{background:#f2f5ed}.attachment-button svg{width:18px;height:18px}.send-group{display:flex;align-items:center;gap:10px}.send-button{display:flex;gap:9px;align-items:center;background:var(--green);color:white;font-size:12px;padding:9px 15px;border-radius:8px}.send-button svg{width:16px;height:16px}.character-count{font-size:10px;color:var(--muted)}.character-count.over-limit{color:var(--error)}.composer-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:9px;color:#9aa18f;margin-top:10px;padding:0 2px}.composer-error{font-size:12px;color:var(--error);line-height:1.6;margin-top:8px}.composer-error:empty{display:none}
dialog{border:1px solid var(--line);box-shadow:0 24px 100px #152d2730}dialog::backdrop{background:#18291f80;backdrop-filter:blur(4px)}.admin-dialog{border-radius:20px;background:var(--surface);padding:28px;width:min(calc(100% - 32px),450px);max-height:calc(100dvh - 40px);overflow-y:auto;color:var(--ink)}.dialog-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.dialog-heading .eyebrow{font-size:10px;margin-bottom:8px}.dialog-heading h2{font-size:20px;font-weight:600}.dialog-close{font-size:26px;line-height:1;background:transparent;color:#8d9688;padding:3px 6px}.dialog-description{font-size:12px;color:var(--muted);line-height:1.8;margin:14px 0 24px}.field-hint{font-size:11px;color:#92998b;line-height:1.7}.secondary-button{background:#e9eee3;color:var(--green);margin-top:7px}.secondary-button:hover{background:#e0e8d8}.cleanup-preview{margin-top:18px;padding:16px;background:#fcf2eb;border:1px solid #efdfd1;border-radius:10px;font-size:13px;line-height:1.8;color:#8b5e44}.cleanup-warning{font-size:11px;margin:7px 0 12px;color:#a8785e}.danger-button{color:#fff;background:#a65140;width:100%}.danger-button:hover{background:#914431}.admin-dialog>.form-message{margin-top:15px}.form-message.success{color:var(--green)}.image-dialog{padding:15px;border:0;border-radius:16px;background:#17271eef;max-width:calc(100vw - 30px);max-height:calc(100dvh - 30px);overflow:hidden}.image-dialog img{display:block;max-width:calc(100vw - 60px);max-height:calc(100dvh - 120px);object-fit:contain;margin:auto}.image-close{position:absolute;top:10px;right:10px;border-radius:50%;width:36px;height:36px;color:#fff;background:#17271ebf;font-size:27px;line-height:1}.image-download{display:block;text-align:center;padding-top:14px;color:#e3eddf;text-decoration:none;font-size:12px}
@media(min-width:1100px){.chat-shell{height:calc(100dvh - 48px);margin:24px auto;border-radius:20px;border:1px solid var(--line)}}
@media(max-width:600px){.chat-shell{border:0}.room-header{padding:17px 18px;gap:10px}.room-brand{gap:10px}.room-brand h1{font-size:20px}.room-brand p{font-size:10px}.room-actions{gap:8px}.room-strip{padding:11px 18px;font-size:10px}.identity{max-width:51%}.room-notice{padding:9px 18px}.conversation{padding:12px 16px 22px}.message-content{max-width:calc(100% - 62px)}.message-list{gap:21px}.avatar{width:29px;height:29px;flex-basis:29px;border-radius:10px;font-size:12px}.message-row{gap:8px}.message-nickname{max-width:150px}.message-bubble{font-size:14px;padding:10px 12px}.media-bubble{padding:5px}.media-name{max-width:160px}.media-footer{gap:10px}.media-preview{max-height:280px}.composer-area{padding:11px 14px max(13px,env(safe-area-inset-bottom))}.composer textarea{font-size:16px;height:62px;padding-top:11px}.keyboard-hint{display:none}.composer-meta{font-size:9px;justify-content:center;margin-top:8px}.composer-toolbar{padding-top:4px}.entry-card{padding:31px 27px}.entry-card h1{font-size:25px}.entry-view{padding:25px 20px}.admin-dialog{padding:24px}.empty-state{margin-top:clamp(30px,8vh,70px)}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}