:root{font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP",sans-serif;color:#314339;background:#f7f9f5}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer;border:0;background:#638d70;color:white;border-radius:12px;padding:10px 16px}button:hover{filter:brightness(.96)}button:disabled{opacity:.5}.secondary,.icon-button{background:#edf3ec;color:#466852}.icon-button{padding:8px 12px;font-size:21px}.mark{background:#6d9879;color:white;border-radius:12px;padding:8px;font-size:21px}.shell{display:grid;grid-template-columns:340px 1fr;height:100dvh;max-width:1440px;margin:auto;background:white;box-shadow:0 0 30px #d5e1d688}.sidebar{display:flex;flex-direction:column;border-right:1px solid #e6ece4;background:#fbfcf9}.sidebar-head{padding:24px 20px 14px;border-bottom:1px solid #e8eee6}.brand{font-weight:700;display:flex;align-items:center;gap:10px;font-size:18px}.profile{display:flex;justify-content:space-between;align-items:center;margin-top:20px;color:#65776a;font-size:13px}.sidebar-actions{display:flex;align-items:center;justify-content:space-between;padding:18px 20px 10px;font-weight:700}.sidebar-actions button{font-size:13px}.groups{overflow:auto;flex:1;padding:4px 10px}.group{display:flex;align-items:center;gap:12px;width:100%;padding:15px 12px;margin:4px 0;text-align:left;border-radius:14px;background:transparent;color:#34463a}.group.active,.group:hover{background:#eaf3e9}.group-avatar{min-width:42px;height:42px;display:grid;place-items:center;background:#d7e9d8;color:#587660;border-radius:14px;font-weight:700}.group-info{min-width:0;flex:1}.group-info strong,.group-info small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.group-info small{color:#839187;font-size:12px;margin-top:4px}.badge{background:#6e9d78;color:white;border-radius:20px;min-width:22px;text-align:center;font-size:12px;padding:3px}.sidebar-foot{padding:16px 20px;color:#96a79a;font-size:12px}.conversation{min-width:0;display:flex;flex-direction:column;background:linear-gradient(#fcfdfa,#f6f9f4)}.chat-head{height:82px;padding:16px 26px;background:white;border-bottom:1px solid #edf0ea;display:flex;align-items:center;justify-content:space-between;gap:12px}.chat-head>div{flex:1}.chat-head strong,.chat-head small{display:block}.chat-head small{font-size:12px;color:#8a988d;margin-top:4px}.empty{margin:auto;text-align:center;color:#91a094}.empty-icon{font-size:48px;color:#a2c5a6}.empty h2{font-size:20px;color:#687c6a}.messages{flex:1;overflow:auto;padding:22px 30px;display:flex;flex-direction:column;gap:15px}.message{display:flex;gap:9px;max-width:80%;align-items:flex-end}.message.mine{align-self:flex-end;flex-direction:row-reverse}.message .avatar{min-width:32px;height:32px;border-radius:50%;background:#d9e8d8;display:grid;place-items:center;font-size:12px}.message .sender{color:#839486;font-size:12px;margin:0 0 5px}.message .bubble{background:white;border:1px solid #e6eee5;padding:10px 14px;border-radius:16px;overflow-wrap:anywhere;white-space:pre-wrap;box-shadow:0 2px 8px #dae5d54f}.mine .bubble{background:#dff0db;border-color:#dff0db}.bubble img,.bubble video{display:block;max-width:min(100%,350px);max-height:320px;border-radius:8px;margin-top:8px}.bubble a{display:inline-block;margin-top:8px;color:#3c7550}.time{font-size:11px;color:#a0a99f;white-space:nowrap}.composer{display:flex;gap:10px;align-items:flex-end;padding:15px 25px 22px;background:white;border-top:1px solid #edf0ea}.attach{font-size:26px;background:#edf4ea;color:#557663;width:42px;height:42px;border-radius:12px;text-align:center;cursor:pointer}.compose-wrap{flex:1;min-width:0;background:#f5f8f3;border-radius:14px;padding:8px 14px}.compose-wrap textarea{display:block;width:100%;resize:none;background:transparent;border:0;outline:0;max-height:120px;min-height:26px}.compose-wrap #file-label{font-size:12px;color:#527c60;margin-bottom:4px}.login{height:100dvh;display:grid;place-items:center;background:#eef5eb}.login-card{max-width:420px;width:calc(100% - 36px);text-align:center;padding:45px 32px;background:white;border-radius:24px;box-shadow:0 12px 45px #91ab8a32}.login-card h1{margin:25px 0 8px}.login-card p{color:#718473}.login-card button{display:block;width:100%;margin:9px 0}dialog{border:0;border-radius:20px;box-shadow:0 20px 70px #344d3a55;width:min(440px,calc(100% - 30px));padding:26px}dialog::backdrop{background:#26382a77}dialog h2{margin:0 0 18px;font-size:20px}dialog label{display:block;margin:10px 0}dialog input,dialog select{width:100%;padding:10px;border:1px solid #d6e3d6;border-radius:10px;margin-top:5px}dialog p{color:#718374;font-size:13px}.staff-options{max-height:220px;overflow:auto}.staff-options label{display:flex;align-items:center;gap:10px}.staff-options input{width:auto}.dialog-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:22px}#member-list div{padding:8px;border-bottom:1px solid #edf2e9}#member-add{display:flex;gap:8px;margin-top:15px}#toast{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);background:#314b39;color:white;padding:10px 18px;border-radius:12px;opacity:0;pointer-events:none;transition:opacity .2s}#toast.show{opacity:1}.mobile-only{display:none}@media(max-width:700px){.shell{display:block;position:relative}.sidebar,.conversation{position:absolute;inset:0}.conversation{display:none}.shell.chat-open .sidebar{display:none}.shell.chat-open .conversation{display:flex}.mobile-only{display:block}.chat-head{height:65px;padding:8px 12px}.messages{padding:16px 12px}.message{max-width:88%}.composer{padding:10px 10px max(12px,env(safe-area-inset-bottom))}.sidebar-head{padding:18px}.sidebar-foot{padding-bottom:max(16px,env(safe-area-inset-bottom))}}

[hidden]{display:none!important}

#pair-form{text-align:left;margin-top:18px}#pair-form p{text-align:center;font-size:13px}#pair-form label{display:block;font-size:13px;color:#667c69;margin:10px 0}#pair-form input{display:block;width:100%;border:1px solid #d6e3d6;border-radius:10px;padding:12px;margin-top:5px}#install-dialog h3{font-size:15px;margin:18px 0 3px}#install-dialog p{line-height:1.7}
.message .sender{color:#587261;font-weight:700}.reply-line{font-size:12px;color:#667b6b;border-left:3px solid #9db9a2;padding-left:7px;margin:0 0 7px}.message-meta{display:flex;gap:12px;justify-content:flex-end;align-items:center;margin-top:5px}.reply-button{padding:0;background:transparent;color:#638d70;font-size:12px;font-weight:700}.pinned-post{background:#fff8dc;border-bottom:1px solid #eadc9b;padding:9px 25px}.pinned-title{font-size:12px;font-weight:700;color:#776625;margin-bottom:5px}.pinned-post .message{max-width:100%}.pinned-post .bubble{box-shadow:none;background:transparent;border:0;padding:2px 0}.replying{font-size:12px;color:#667b6b;border-left:3px solid #9db9a2;padding:3px 7px;margin-bottom:4px}.replying button{float:right;padding:0;background:transparent;color:#667b6b}.pin-option{font-size:12px;color:#43594a;display:block;margin-top:5px}.pin-option input{width:auto;margin-right:5px}