:root{font-family:Inter,"Segoe UI","Microsoft JhengHei",sans-serif;color:#203b36;background:#e2e9e5}*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}button,a{cursor:pointer}button{border:0;border-radius:9px;background:#eaf1ed;color:#31594d;padding:10px 14px}button:disabled{opacity:.45;cursor:default}.shell{display:flex;height:100dvh;max-width:1800px;margin:auto;background:white}nav{width:66px;background:#143d32;color:#d8e7df;display:flex;align-items:center;gap:32px;flex-direction:column;padding:25px 0}nav a{color:inherit;margin-top:auto}.logo{background:#d5e9a5;color:#143d32;font-weight:800;border-radius:14px;padding:12px}aside{width:370px;flex-shrink:0;border-right:1px solid #dce4df;display:flex;flex-direction:column}header{display:flex;align-items:center;justify-content:space-between;padding:25px 24px}small{font-size:10px;letter-spacing:1.6px;color:#7d8e85}h1{font-size:28px;margin:8px 0 0;font-weight:600}#search{margin:8px 20px 16px;padding:13px;border:0;background:#f1f5f2;border-radius:9px;outline-color:#638b79}.tabs{display:flex;gap:7px;margin:0 20px 18px}.tabs button{font-size:12px;padding:8px 12px;background:transparent;color:#76857c}.tabs .active{background:#dcebdc;color:#275744}#list{overflow:auto;flex:1}.row{display:flex;width:100%;gap:12px;text-align:left;background:white;border-radius:0;padding:18px 20px;border-bottom:1px solid #f2f4f2}.row.selected{background:#eaf2ec;border-left:3px solid #2e7055;padding-left:17px}.avatar{width:44px;height:44px;border-radius:50%;background:#e4ecdc;display:grid;place-items:center;color:#537452;flex-shrink:0;font-weight:600}.row .summary{flex:1;min-width:0}.row strong{font-size:14px}.row p{font-size:12px;color:#86928b;margin:7px 0 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.row time{font-size:10px;color:#92a095}.badge{background:#32785c;color:white;border-radius:20px;padding:3px 6px;font-size:10px;display:block;margin-top:9px;text-align:center}main{flex:1;min-width:0;display:flex;flex-direction:column;background:#f5f4ee}.chathead{height:91px;background:#fff;border-bottom:1px solid #e7ece6;gap:14px;padding:20px 30px}.identity{flex:1}.identity small{display:block;letter-spacing:0;margin-top:6px;font-size:12px}#mode{background:#e4eedf;font-size:12px}.notice{font-size:12px;margin:0 20px 8px;color:#7b6c40}#messages{flex:1;overflow:auto;padding:28px 7%;background-image:radial-gradient(#ccd6c852 .8px,transparent .8px);background-size:19px 19px}.bubble{max-width:75%;width:fit-content;background:white;padding:12px 15px;margin:12px 0;border-radius:0 13px 13px 13px;box-shadow:0 1px 2px #1b352411;white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.6}.bubble.out{margin-left:auto;background:#dcebcf;border-radius:13px 0 13px 13px}.bubble.private{background:#fff0bf}.bubble time{display:block;text-align:right;color:#82907d;font-size:10px;margin-top:5px}.bubble a{color:#2a7155;display:block}.bubble img{max-width:100%;max-height:250px}.welcome{height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}.mark{font-size:48px;color:#82a078}h2{font-size:23px;font-weight:500}.welcome p{color:#839084;font-size:14px}#composer{display:flex;gap:14px;padding:18px 25px;background:#fff;align-items:center}textarea{resize:vertical;max-height:150px;min-height:44px;flex:1;border:0;background:#f3f5f1;border-radius:10px;padding:12px;outline-color:#659177}#send{background:#245d46;color:white}.note{font-size:11px;color:#6e7e74}footer{text-align:center;background:white;font-size:10px;color:#9ba69d;padding-bottom:10px}#error{color:#9a3f36;background:#fff0ed;font-size:13px;padding:0 20px}#error:not(:empty){padding:12px 20px}#back{display:none}#more{margin:8px 20px;font-size:12px}@media(max-width:760px){nav{display:none}aside{width:100%}main{display:none}.shell.open aside{display:none}.shell.open main{display:flex}#back{display:block}.chathead{padding:15px}#composer{padding:12px;gap:6px}.note{max-width:42px}.bubble{max-width:90%}}
:root .login-page{min-height:100dvh;display:grid;place-items:center;padding:24px;background:#eaf0e8}.login-card{width:min(440px,100%);padding:36px;background:white;border-radius:22px;box-shadow:0 16px 70px #1d432414}.login-card .logo{width:48px;text-align:center;margin-bottom:24px}.login-card p{color:#7c8d80;line-height:1.6;font-size:13px}.login-card label{display:block;font-size:13px;margin-top:20px}.login-card input{display:block;width:100%;padding:12px;margin-top:7px;border:1px solid #d7e2d7;border-radius:9px}.login-card button{margin-top:24px;width:100%;background:#245d46;color:white}#login-error{color:#a64234;margin-top:14px;font-size:13px}

.tools{display:flex;flex-wrap:wrap;gap:6px;padding:10px 18px;background:#fff;border-bottom:1px solid #e7ece6}.tools button{font-size:12px}.selected-files{font-size:11px;max-width:200px;overflow-wrap:anywhere}.feature-dialog{border:0;border-radius:16px;padding:24px;width:min(650px,92vw);max-height:85dvh;color:#203b36}.feature-dialog::backdrop{background:#153b3266}.feature-dialog button{margin:6px;text-align:left;max-width:100%;white-space:pre-wrap;overflow-wrap:anywhere}.feature-dialog textarea,.feature-dialog select,.feature-dialog input{display:block;width:100%;margin:16px 0;padding:12px;border:1px solid #cad9cd;border-radius:8px}.feature-dialog p{font-size:13px;white-space:pre-wrap}
nav .brand-nav{margin-top:0;background:white;border-radius:8px;padding:4px;display:flex;align-items:center;justify-content:center}nav .brand-nav img{display:block;width:48px;height:auto}.brand-login{display:block;width:220px;max-width:100%;height:auto;margin:0 auto 24px}

.inbox-picker{margin:4px 20px 12px}.inbox-picker label{display:block;font-size:11px;color:#657d70;margin-bottom:7px}.inbox-picker select{width:100%;padding:11px;border:1px solid #cbdccc;background:#f6f9f5;color:#245d46;border-radius:8px;font:inherit;font-size:13px}.inbox-tag{display:block;font-size:10px;letter-spacing:0;color:#397659;margin-top:6px;overflow-wrap:anywhere}.identity small{overflow-wrap:anywhere}.chathead{height:auto;min-height:91px}