:root{--bg:#f3f6f4;--panel:#fff;--sidebar:#f7faf8;--rail:#122b23;--text:#192d23;--muted:#6c7c72;--line:#dfe8e2;--accent:#176b4c;--accent-soft:#e3f2e9;--hover:#edf3ef;--shadow:0 18px 60px rgba(20,45,30,.14)}
*{box-sizing:border-box} body{margin:0;font-family:Inter,"Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;color:var(--text);background:var(--bg);overflow:hidden}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}.hidden{display:none!important}
.login-screen{height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 20% 20%,#e0eee8,transparent 35%),radial-gradient(circle at 80% 80%,#e9e2cf,transparent 35%),#f7f7f3}.login-card{width:min(410px,calc(100vw - 32px));background:#fff;padding:42px;border:1px solid #e6e7e2;border-radius:22px;box-shadow:var(--shadow)}.brand-mark,.workspace-logo{display:grid;place-items:center;background:#d8efe5;color:#173f33;font-weight:800}.brand-mark{width:48px;height:48px;border-radius:14px;font-size:22px}.login-card h1{margin:24px 0 7px;font-size:27px}.login-card>p{margin:0 0 28px;color:var(--muted)}.login-card label{display:block;font-size:13px;font-weight:700;margin:15px 0 7px}.login-card input,.login-card select{width:100%;border:1px solid #dcdeda;border-radius:10px;padding:12px 13px;background:#fafbf9;outline:none}.login-card input:focus,.login-card select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.primary-button{border:0;border-radius:10px;background:var(--accent);color:#fff;padding:12px 18px;font-weight:700}.login-card .primary-button{width:100%;margin-top:23px}.login-card small{display:block;text-align:center;color:#969b98;margin-top:17px}
.app-shell{height:100vh;display:grid;grid-template-columns:72px 286px minmax(420px,1fr) 318px;background:var(--panel)}.workspace-rail{background:var(--rail);padding:16px 12px;display:flex;align-items:center;flex-direction:column;gap:12px}.workspace-logo{width:44px;height:44px;border:0;border-radius:13px;font-size:16px}.rail-spacer{flex:1}.rail-button{border:0;background:transparent;color:#b8cbc4;font-size:22px}.avatar{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:#d6e4df;color:#245747;font-weight:750;flex:0 0 auto}.avatar-current{border:2px solid #8fafa4}.sidebar{background:var(--sidebar);display:flex;flex-direction:column;border-right:1px solid var(--line);min-width:0}.sidebar-header{height:82px;padding:18px 18px 13px 20px;display:flex;justify-content:space-between;align-items:center}.eyebrow{font-size:9px;letter-spacing:1.5px;font-weight:800;color:#8a918d}.sidebar-header h2{font-size:17px;margin:4px 0 0}.sidebar-header h2 span{color:#979d99}.icon-button{border:1px solid var(--line);background:var(--panel);width:34px;height:34px;border-radius:9px;font-size:20px}.search-wrap{margin:0 14px 12px;display:flex;align-items:center;gap:8px;background:#fff;border:1px solid #e0e2de;border-radius:9px;padding:9px 10px;color:var(--muted)}.search-wrap input{min-width:0;flex:1;border:0;outline:0;background:transparent;font-size:13px}.search-wrap kbd{font-size:10px;background:#f0f1ee;border:1px solid #dddeda;border-radius:4px;padding:2px 4px}.channel-list{flex:1;overflow:auto;padding:2px 10px 15px}.channel-section-title{display:flex;align-items:center;justify-content:space-between;padding:15px 9px 6px;color:#777e7a;font-size:11px;font-weight:800;letter-spacing:.5px}.channel-item{width:100%;border:0;background:transparent;border-radius:9px;padding:9px 10px;display:flex;align-items:center;gap:10px;text-align:left;margin:1px 0}.channel-item:hover{background:var(--hover)}.channel-item.selected{background:#dfe5e1}.channel-icon{width:29px;height:29px;border-radius:8px;background:#fff;display:grid;place-items:center;font-weight:700;font-size:13px;flex:0 0 auto}.channel-copy{min-width:0;flex:1}.channel-copy strong,.channel-copy span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.channel-copy strong{font-size:13px}.channel-copy span{font-size:11px;color:#888f8b;margin-top:2px}.unread{min-width:18px;height:18px;border-radius:9px;background:var(--accent);color:white;font-size:10px;display:grid;place-items:center}.profile-card{border-top:1px solid #dfe1dd;padding:14px 16px;display:flex;align-items:center;gap:10px}.profile-card>div:nth-child(2){min-width:0;flex:1}.profile-card strong,.profile-card span{display:block;font-size:12px}.profile-card span{color:var(--muted);font-size:10px;margin-top:2px}.online-dot{width:6px;height:6px;border-radius:50%;background:#35a16b;display:inline-block}.more-button{border:0;background:transparent;color:#8f9592}
.chat-panel{min-width:0;display:flex;flex-direction:column;background:#fbfbfa}.chat-header{height:82px;flex:0 0 auto;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 22px}.chat-title-wrap{display:flex;align-items:center;gap:12px}.chat-avatar{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);font-weight:800}.chat-title-wrap h1{font-size:15px;margin:0}.chat-title-wrap p{font-size:11px;color:var(--muted);margin:4px 0 0}.header-actions{display:flex;gap:7px}.action-button{width:35px;height:35px;border:1px solid var(--line);border-radius:9px;background:#fff;color:#69716c}.action-button.active{background:var(--accent-soft);color:var(--accent);border-color:#c8ded5}.mobile-menu{display:none;border:0;background:transparent;font-size:20px}.messages{flex:1;overflow:auto;padding:22px max(24px,5vw)}.date-divider{display:flex;align-items:center;gap:12px;color:#989e9a;font-size:10px;font-weight:700;margin:5px 0 19px}.date-divider:before,.date-divider:after{content:"";height:1px;background:var(--line);flex:1}.message-row{display:flex;gap:11px;margin:0 0 17px;position:relative}.message-body{min-width:0;max-width:min(680px,88%)}.message-meta{display:flex;align-items:baseline;gap:7px;margin-bottom:5px}.message-meta strong{font-size:12px}.message-meta time{font-size:10px;color:#9aa09c}.bubble{font-size:13px;line-height:1.6;background:#fff;border:1px solid #e8e9e6;padding:9px 12px;border-radius:4px 12px 12px 12px;box-shadow:0 1px 2px rgba(0,0,0,.02);white-space:pre-wrap}.message-row.mine{flex-direction:row-reverse}.message-row.mine .message-meta{justify-content:flex-end}.message-row.mine .bubble{background:#e1eee8;border-color:#d4e6de;border-radius:12px 4px 12px 12px}.message-file{margin-top:7px;border:1px solid var(--line);border-radius:10px;background:#fff;display:flex;align-items:center;gap:10px;padding:9px;min-width:230px}.file-thumb{width:39px;height:39px;border-radius:8px;background:#edf0ed;display:grid;place-items:center;font-size:18px;overflow:hidden}.file-thumb img{width:100%;height:100%;object-fit:cover}.message-file strong,.message-file small{display:block;font-size:11px}.message-file small{color:var(--muted);margin-top:3px}.reactions{display:flex;gap:5px;margin-top:5px}.reaction{font-size:11px;border:1px solid #dfe5e1;background:#fff;border-radius:10px;padding:2px 6px}.search-results{position:absolute;z-index:5;top:82px;left:358px;right:318px;max-height:55vh;overflow:auto;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 12px 30px rgba(0,0,0,.1);padding:16px 26px}.search-results h3{font-size:13px;margin:0 0 12px}.result-item{padding:10px;border-radius:8px;border-bottom:1px solid #eee;font-size:12px}.result-item:hover{background:#f5f6f3}.result-item strong{display:block;margin-bottom:4px}.result-item span{color:var(--muted)}
.composer-wrap{padding:8px max(24px,5vw) 12px;flex:0 0 auto}.composer{border:1px solid #dfe2de;background:#fff;border-radius:13px;display:flex;align-items:flex-end;padding:8px;box-shadow:0 4px 18px rgba(25,41,34,.05)}.composer:focus-within{border-color:#91b9aa;box-shadow:0 0 0 3px #e4efeb}.composer button{border:0;background:transparent;width:33px;height:33px;color:#7d8580;font-size:20px}.composer textarea{flex:1;resize:none;border:0;outline:0;padding:7px 8px;max-height:120px;line-height:1.45;background:transparent}.composer .send-button{background:var(--accent);color:#fff;border-radius:8px;font-size:15px}.composer-wrap>p{text-align:center;color:#a0a5a2;font-size:9px;margin:6px 0 0}.upload-preview{font-size:11px;background:#edf4f1;padding:8px 12px;border-radius:9px 9px 0 0}.preview-chip{display:inline-flex;gap:6px;margin-right:8px}
.details-panel{border-left:1px solid var(--line);display:flex;flex-direction:column;background:#fff;min-width:0}.details-panel>header{height:82px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid var(--line)}.details-panel>header h3{font-size:14px}.details-profile{text-align:center;padding:24px 18px 19px;border-bottom:1px solid var(--line)}.details-avatar{width:62px;height:62px;border-radius:18px;margin:auto;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);font-size:23px;font-weight:800}.details-profile h2{font-size:15px;margin:12px 0 5px}.details-profile p{font-size:11px;color:var(--muted);margin:0;line-height:1.5}.detail-section{padding:14px 17px 4px;border-bottom:1px solid var(--line)}.detail-section.grow{overflow:auto;border:0}.section-heading{border:0;background:transparent;padding:0 0 10px;display:flex;width:100%;justify-content:space-between;font-size:11px;font-weight:800}.section-heading span:last-child{color:var(--muted)}.member-list{display:flex;flex-wrap:wrap;gap:7px 12px}.member{display:flex;align-items:center;gap:6px;font-size:10px}.member .avatar{width:25px;height:25px;border-radius:7px;font-size:9px}.file-tabs{display:flex;gap:4px;background:#f3f4f1;padding:3px;border-radius:7px;margin-bottom:9px}.file-tabs button{border:0;background:transparent;flex:1;font-size:9px;border-radius:5px;padding:5px}.file-tabs .selected{background:#fff;box-shadow:0 1px 2px #dfe1dd}.file-item{display:flex;align-items:center;gap:9px;padding:9px 3px;border-bottom:1px solid #f0f1ee}.file-item>div:nth-child(2){min-width:0}.file-item strong,.file-item span{display:block;font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-item span{color:var(--muted);margin-top:3px}.empty{font-size:11px;color:#9aa09d;text-align:center;padding:25px 5px}
dialog{border:0;border-radius:16px;padding:0;width:min(470px,calc(100vw - 30px));box-shadow:var(--shadow);background:#fff}dialog::backdrop{background:rgba(25,33,30,.45);backdrop-filter:blur(3px)}dialog form{padding:24px}.dialog-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.dialog-header h2{font-size:20px;margin:4px 0 0}dialog label{display:block;font-size:11px;font-weight:700;margin:12px 0}dialog label input{width:100%;margin-top:6px;padding:11px;border:1px solid var(--line);border-radius:8px}fieldset{border:0;padding:4px 0;margin:14px 0}legend{font-size:11px;font-weight:700;margin-bottom:8px}.member-options{display:grid;grid-template-columns:1fr 1fr;gap:7px}.member-option{display:flex;align-items:center;gap:7px;background:#f6f7f5;border-radius:8px;padding:8px;font-size:11px}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}.secondary-button{border:1px solid var(--line);background:#fff;border-radius:9px;padding:10px 16px}.toast{position:fixed;left:50%;bottom:25px;transform:translate(-50%,20px);background:#26342f;color:#fff;border-radius:8px;padding:10px 15px;font-size:12px;opacity:0;pointer-events:none;transition:.25s;z-index:20}.toast.show{opacity:1;transform:translate(-50%,0)}
body.dark{--bg:#171a19;--panel:#202422;--sidebar:#252a27;--text:#edf1ee;--muted:#9aa49f;--line:#373d39;--accent:#65b89c;--accent-soft:#29483d;--hover:#303632}body.dark .chat-panel,body.dark .details-panel,body.dark .bubble,body.dark .composer,body.dark .search-wrap,body.dark .channel-icon,body.dark .action-button,body.dark .icon-button{background:#202422}body.dark .message-row.mine .bubble{background:#29443a}body.dark input,body.dark textarea{color:#edf1ee}body.dark .file-item,body.dark .message-file{background:#242826;border-color:#383d3a}
@media(max-width:1050px){.app-shell{grid-template-columns:62px 260px minmax(0,1fr)}.details-panel{display:none;position:fixed;z-index:11;inset:0 0 0 auto;width:min(318px,90vw);box-shadow:-12px 0 36px rgba(0,0,0,.2)}.search-results{left:322px;right:0}.app-shell.details-open{grid-template-columns:62px 260px minmax(0,1fr)}.app-shell.details-open .details-panel{display:flex}}
@media(max-width:720px){.app-shell{grid-template-columns:1fr}.workspace-rail{display:none}.sidebar{position:fixed;z-index:10;inset:0 auto 0 0;width:285px;transform:translateX(-100%);transition:.25s;box-shadow:10px 0 35px rgba(0,0,0,.16)}.app-shell.sidebar-open .sidebar{transform:translateX(0)}.chat-header{padding:0 13px}.mobile-menu{display:block}.header-actions .action-button:nth-child(-n+2){display:none}.messages,.composer-wrap{padding-left:15px;padding-right:15px}.search-results{left:0;right:0}.app-shell.details-open{grid-template-columns:1fr}.details-panel{position:fixed;z-index:11;inset:0 0 0 auto;width:min(320px,90vw);display:flex}.message-body{max-width:84%}}

/* Authentication and Boss approval */
.login-screen{padding:28px;overflow:auto}.auth-shell{width:min(900px,100%);display:grid;grid-template-columns:1fr 1fr;background:#fff;border:1px solid #e6e7e2;border-radius:24px;box-shadow:var(--shadow);overflow:hidden}.auth-shell .login-card{width:auto;box-shadow:none;border:0;border-radius:0;padding:42px 48px}.auth-login{border-right:1px solid #e7e9e5!important}.register-card{background:#f7f8f5!important}.register-card h1{margin-top:7px}.form-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:10px}.register-button{width:100%;margin-top:23px;border:1px solid var(--accent);border-radius:10px;background:transparent;color:var(--accent);padding:11px 18px;font-weight:750}.register-button:hover{background:var(--accent-soft)}.auth-alert{font-size:11px;padding:9px 11px;border-radius:8px;background:#f8e8e5;color:#9b3f32;margin-bottom:10px}.auth-alert.success{background:#e1efe9;color:#276c56}.sidebar-admin-actions{display:flex;gap:6px}.approval-button{position:relative;font-size:15px}.approval-button i{position:absolute;right:-3px;top:-4px;min-width:16px;height:16px;padding:0 4px;border-radius:8px;background:#c45645;color:#fff;font:700 9px/16px Inter,sans-serif;font-style:normal}.approval-button i:empty{display:none}.approval-content{padding:24px}.dialog-description{font-size:12px;color:var(--muted);margin:-10px 0 18px}.approval-list{display:flex;flex-direction:column;gap:9px;max-height:460px;overflow:auto}.approval-item{display:flex;align-items:center;gap:11px;border:1px solid var(--line);border-radius:11px;padding:11px}.approval-item>div:nth-child(2){min-width:0;flex:1}.approval-item strong,.approval-item span{display:block;font-size:12px}.approval-item span{color:var(--muted);font-size:10px;margin-top:3px}.approval-actions{display:flex;gap:5px}.approval-actions button{border:1px solid var(--line);background:#fff;border-radius:7px;padding:6px 9px;font-size:10px}.approval-actions .approve{background:var(--accent);border-color:var(--accent);color:#fff}
@media(max-width:720px){.auth-shell{grid-template-columns:1fr;max-width:440px}.auth-login{border-right:0!important;border-bottom:1px solid #e7e9e5!important}.auth-shell .login-card{padding:34px 28px}.login-screen{place-items:start center;padding:16px}.form-grid{grid-template-columns:1fr 1fr}}
.auth-shell{width:min(430px,100%);grid-template-columns:1fr}.auth-login{border-right:0!important}.register-entry{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:18px;font-size:12px;color:var(--muted)}.register-entry button{border:0;background:transparent;color:var(--accent);font-weight:750;padding:3px}.register-entry button:hover{text-decoration:underline}.register-dialog label{display:block;font-size:11px;font-weight:700;margin:12px 0}.register-dialog label input,.register-dialog label select{width:100%;margin-top:6px;padding:11px;border:1px solid var(--line);border-radius:8px;background:#fff}.register-submit{width:100%;margin-top:15px}
.password-field{position:relative}.login-card .password-field input,.register-dialog .password-field input{padding-right:44px}.password-toggle{position:absolute;right:7px;top:50%;transform:translateY(-42%);width:32px;height:32px;border:0;border-radius:7px;background:transparent;color:#818985;font-size:16px;display:grid;place-items:center}.password-toggle:hover{background:#edf0ed;color:var(--accent)}.password-toggle.visible{color:var(--accent);background:var(--accent-soft)}
.password-toggle svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.password-toggle svg circle{fill:currentColor;stroke:none}.password-toggle.visible .eye-slash{display:none}
.group-danger-zone{padding:14px 17px 17px;border-top:1px solid var(--line)}
.danger-button{width:100%;border:1px solid #d9a49c;background:#fff5f3;color:#a33d30;border-radius:9px;padding:9px 12px;font-size:11px;font-weight:750}
.danger-button:hover{background:#fbe6e2}
.channel-item{padding:0;position:relative;display:flex;align-items:center}.channel-main{width:100%;min-width:0;border:0;background:transparent;border-radius:9px;padding:9px 10px;display:flex;align-items:center;gap:10px;text-align:left}.channel-item:hover{background:var(--hover)}.channel-item.selected{background:#dfe5e1}.channel-pref-actions{position:absolute;right:6px;display:none;align-items:center;gap:2px;background:inherit;border-radius:7px;padding:2px}.channel-item:hover .channel-pref-actions{display:flex}.channel-item:hover .unread{visibility:hidden}.channel-pref{width:23px;height:23px;border:0;border-radius:6px;background:var(--panel);color:#929a95;font-size:11px;padding:0}.channel-pref:hover,.channel-pref.active{color:#b88616;background:#fff6d9}.archived-toggle{width:100%;border:0;background:transparent;cursor:pointer}.archived-toggle:hover{color:var(--accent)}body.dark .channel-main{color:var(--text)}body.dark .channel-pref{background:#29302d;color:#aeb9b4}body.dark .channel-pref.active{background:#55471f;color:#f2cc63}
.edit-group-button{margin-top:10px;border:1px solid var(--line);background:var(--panel);color:var(--accent);border-radius:7px;padding:5px 9px;font-size:9px;font-weight:700}.edit-group-button:hover{background:var(--accent-soft)}
body.dark .file-tabs{background:#2b312e}body.dark .file-tabs button{color:#aebbb5}body.dark .file-tabs button.selected{background:#3b4741;color:#f2f6f4;box-shadow:none}body.dark .empty{color:#aeb9b4}body.dark .details-profile p,body.dark .group-danger-zone p{color:#aeb9b4}
.workspace-name-mark{height:auto;min-height:76px;padding:9px 5px;line-height:1.15;font-size:11px;word-break:break-all;white-space:normal}.announcement-meta{display:flex;align-items:center;justify-content:space-between}.announcement-actions{display:flex;justify-content:flex-end;gap:5px;margin-top:7px}.announcement-actions button{border:1px solid #decf9e;background:#fffdf7;color:#705b21;border-radius:6px;padding:4px 7px;font-size:8px}.announcement-actions button:hover{background:#f5ecd2}.oauth-explanation{background:var(--accent-soft);border-radius:10px;padding:12px}.oauth-explanation strong{font-size:11px}.oauth-explanation p{font-size:10px;color:var(--muted);line-height:1.55;margin:6px 0 0}
body.dark .channel-item.selected{background:#354840}body.dark .channel-item.selected .channel-copy strong{color:#f4f7f5}body.dark .channel-item.selected .channel-copy span{color:#b7c3be}body.dark .sidebar-header h2,body.dark #workspaceName{color:#eef3f0}body.dark .channel-section-title{color:#aeb9b4}body.dark .announcement-item{background:#2b302d;border-left-color:#d5a741}body.dark .announcement-actions button{background:#343a36;border-color:#5b5947;color:#eadcae}body.dark .workspace-name-mark{background:#d8efe5;color:#173f33}
.sidebar-header-actions{display:flex;align-items:center;gap:6px}.sidebar-header-actions select{width:67px;border:1px solid var(--line);border-radius:8px;background:var(--panel);padding:7px 4px;font-size:9px;outline:none}.profile-card{padding-right:20px}.composer-wrap{position:relative}.attach-menu{position:absolute;z-index:8;left:max(24px,5vw);bottom:74px;width:260px;background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:7px;box-shadow:0 14px 38px rgba(25,41,34,.18);display:grid;grid-template-columns:1fr 1fr;gap:5px}.attach-menu button{border:0;background:transparent;border-radius:9px;padding:9px;text-align:left;display:grid;grid-template-columns:28px 1fr;column-gap:7px}.attach-menu button:hover{background:var(--hover)}.attach-menu button>span{grid-row:1/3;width:27px;height:27px;border-radius:8px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}.attach-menu strong,.attach-menu small{display:block}.attach-menu strong{font-size:10px}.attach-menu small{font-size:8px;color:var(--muted);margin-top:2px}.details-panel{overflow-y:auto}.file-section .file-list{max-height:190px;overflow-y:auto}.announcement-section .announcement-list{max-height:190px;overflow-y:auto}.announcement-item.unread-notice{box-shadow:inset 0 0 0 1px #ead9a8}.detail-section.file-section,.announcement-section{flex:0 0 auto}.calendar-connect{margin-top:18px}.calendar-connect button{display:block;width:100%;margin:7px 0 0}.calendar-connect #gmailButton{opacity:.65}
@media(max-width:720px){.attach-menu{left:15px;bottom:72px}.sidebar-header-actions{gap:3px}.sidebar-header-actions select{width:62px}}
@media(max-width:720px){.channel-pref-actions{display:flex}.channel-main{padding-right:92px}.channel-item .unread,.channel-item:hover .unread{position:absolute;right:65px;top:50%;transform:translateY(-50%);visibility:visible}}
.group-danger-zone p{margin:7px 2px 0;color:var(--muted);font-size:9px;line-height:1.4}
@media(min-width:1051px){.app-shell{grid-template-columns:72px 286px minmax(420px,1fr)}.details-panel{display:none}.app-shell.details-open{grid-template-columns:72px 286px minmax(420px,1fr) 318px}.app-shell.details-open .details-panel{display:flex}}
.announcement-heading{display:flex;align-items:center;justify-content:space-between;font-size:11px;margin-bottom:9px}.announcement-heading button{border:0;background:var(--accent-soft);color:var(--accent);border-radius:7px;padding:5px 8px;font-size:9px;font-weight:750}.announcement-list{max-height:190px;overflow:auto}.announcement-item{border-left:3px solid #e2a637;background:#fbf8ef;border-radius:5px 8px 8px 5px;padding:8px 9px;margin-bottom:7px}.announcement-item strong,.announcement-item time{font-size:9px}.announcement-item time{float:right;color:var(--muted)}.announcement-item p{font-size:10px;line-height:1.5;margin:6px 0 0;white-space:pre-wrap}.announcement-banner{margin:12px max(24px,5vw) 0;border:1px solid #ead9a8;background:#fff9e8;border-radius:10px;padding:9px 12px;text-align:left;display:flex;gap:9px;color:#6c5721}.announcement-banner strong{font-size:10px;flex:0 0 auto}.announcement-banner span{font-size:10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.profile-dialog #profileNameInput,.profile-dialog #workspaceNameInput{width:100%;margin-top:6px;padding:10px;border:1px solid var(--line);border-radius:8px;background:#fff}.profile-dialog #workspaceEditor{background:#f6f7f4;border-radius:10px;padding:1px 10px 10px;margin:12px 0}.profile-dialog #workspaceEditor button{font-size:10px}#announcementDialog textarea{width:100%;margin-top:6px;padding:11px;border:1px solid var(--line);border-radius:8px;resize:vertical}
.avatar.has-photo,.profile-avatar-large.has-photo{background-size:cover;background-position:center;color:transparent}.profile-card{cursor:pointer}.presence-busy{background:#e09a36}.presence-dnd{background:#cf554b}.presence-offline{background:#9ca39f}.member-button{border:0;background:transparent;padding:2px;border-radius:8px;text-align:left}.member-button:hover{background:var(--hover)}.member-button>span:last-child{display:flex;flex-direction:column}.member-button small{color:var(--muted);font-size:9px;margin-top:2px}.file-tabs button{cursor:pointer}.file-item{cursor:pointer;text-decoration:none;color:inherit;border-radius:7px}.file-item:hover{background:var(--hover)}
.profile-dialog label{display:block;font-size:11px;font-weight:700;margin:12px 0}.profile-dialog select,.profile-dialog textarea,.profile-dialog input[type=datetime-local]{width:100%;margin-top:6px;padding:10px;border:1px solid var(--line);border-radius:8px;background:#fff}.profile-editor-head{display:flex;align-items:center;gap:14px;margin-bottom:16px}.profile-editor-head strong,.profile-editor-head span{display:block}.profile-editor-head span{font-size:10px;color:var(--muted);margin-top:4px}.profile-avatar-large{width:72px;height:72px;flex:0 0 auto;border:0;border-radius:20px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-size:22px;font-weight:800;background-size:cover;background-position:center;overflow:hidden}.profile-avatar-large img{width:100%;height:100%;object-fit:cover}.profile-actions{display:flex;justify-content:space-between;gap:8px}.profile-save{flex:1}.calendar-editor,.calendar-connect{border-top:1px solid var(--line);margin-top:20px;padding-top:17px}.busy-inputs{display:grid;grid-template-columns:1fr 1fr;gap:8px}.busy-list{margin-top:10px;display:flex;flex-direction:column;gap:6px;max-height:190px;overflow:auto}.busy-item{display:flex;align-items:center;gap:8px;background:#f4f6f3;border-radius:8px;padding:8px 9px;font-size:10px}.busy-item span{flex:1}.busy-item button{border:0;background:transparent;color:#ad4034;font-size:16px}.calendar-connect p,.privacy-note{font-size:10px;color:var(--muted);line-height:1.5}.calendar-connect button{margin:5px 5px 0 0;font-size:10px}.member-profile-dialog .profile-avatar-large{margin:0 auto 12px}.member-memo,.presence-label{text-align:center;font-size:12px}.member-memo{color:var(--muted)}.busy-heading{font-size:12px;margin-top:20px}

/* Account settings, language controls, and message moderation */
.auth-shell{position:relative}.auth-language-control{position:absolute;right:18px;top:16px;z-index:1;display:flex;align-items:center;gap:5px;color:var(--muted);font-size:12px}.auth-language-control select,.dialog-header-actions select{border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:8px;padding:6px 7px;font-size:11px}.dialog-header-actions{display:flex;align-items:center;gap:7px}
.settings-dialog{width:min(920px,calc(100vw - 32px));max-height:min(720px,calc(100vh - 32px));background:var(--panel);overflow:hidden}.settings-shell{display:grid;grid-template-columns:218px minmax(0,1fr);min-height:590px;max-height:min(720px,calc(100vh - 32px))}.settings-nav{display:flex;flex-direction:column;background:#f2f5f2;border-right:1px solid var(--line);padding:22px 12px}.settings-nav-brand{padding:4px 10px 22px}.settings-nav-brand strong{display:block;margin-top:5px;font-size:16px}.settings-nav-item{border:0;background:transparent;border-radius:9px;padding:10px;display:flex;align-items:center;gap:10px;text-align:left;color:#56615b;font-size:12px;font-weight:700}.settings-nav-item>span:first-child{width:20px;text-align:center;color:var(--accent);font-size:15px}.settings-nav-item:hover{background:#e5ebe6}.settings-nav-item.selected{background:var(--accent-soft);color:var(--accent)}.settings-nav-foot{margin-top:auto;padding:12px 4px 0}.settings-logout{width:100%;border:1px solid #dfb3ac;background:#fff7f5;color:#9f4437;border-radius:8px;padding:9px;font-size:11px;font-weight:700}.settings-main{min-width:0;overflow:auto}.settings-header{height:84px;padding:0 28px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.settings-header h2{margin:4px 0 0;font-size:20px}.settings-panel{padding:26px 28px 30px}.settings-lead{margin:0 0 23px;color:var(--muted);font-size:12px;line-height:1.65}.settings-panel label{display:block;font-size:12px;font-weight:750;margin:16px 0}.settings-panel input,.settings-panel textarea,.settings-panel select{width:100%;margin-top:7px;padding:11px;border:1px solid var(--line);border-radius:9px;background:var(--panel);color:var(--text);outline:none}.settings-panel input:focus,.settings-panel textarea:focus,.settings-panel select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.settings-note{margin-top:19px;border:1px solid var(--line);background:#f7faf8;border-radius:10px;padding:12px 13px}.settings-note strong{font-size:11px}.settings-note p{margin:5px 0 0;font-size:11px;color:var(--muted);line-height:1.55}.theme-options{display:grid;gap:11px}.theme-option{border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:12px;display:flex;align-items:center;gap:12px;text-align:left;color:var(--text)}.theme-option:hover{border-color:#a7c8ba}.theme-option.selected{border-color:var(--accent);background:var(--accent-soft)}.theme-preview{width:48px;height:40px;border-radius:9px;display:grid;place-items:center;font-size:19px;flex:0 0 auto}.light-preview{background:#f4f0df;color:#b17817}.dark-preview{background:#202725;color:#d7efe4}.theme-option strong,.theme-option small{display:block}.theme-option strong{font-size:12px}.theme-option small{margin-top:4px;font-size:10px;color:var(--muted)}.theme-option i{margin-left:auto;color:var(--accent);font-style:normal;font-weight:800;opacity:0}.theme-option.selected i{opacity:1}.integration-list{display:grid;gap:10px}.integration-card{display:grid;grid-template-columns:38px minmax(0,1fr) auto;align-items:center;gap:11px;border:1px solid var(--line);border-radius:11px;padding:11px}.integration-icon{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;font-size:12px;font-weight:800;color:#fff}.integration-icon.calendar{background:#4285f4}.integration-icon.gmail{background:#d84a38}.integration-icon.drive{background:#2f9e61}.integration-icon.microsoft{background:#6254b5}.integration-card strong{display:block;font-size:12px}.integration-card p{margin:4px 0 0;font-size:10px;color:var(--muted);line-height:1.45}.integration-button{padding:7px 9px;font-size:10px;white-space:nowrap}.settings-save-policy{margin-top:20px}.message-row .message-body{position:relative}.message-actions{display:flex;gap:4px;margin-top:5px}.message-row.mine .message-actions{justify-content:flex-end}.message-actions button{width:25px;height:24px;border:1px solid var(--line);border-radius:6px;background:var(--panel);color:var(--muted);font-size:12px}.message-actions button:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.edited-mark{color:var(--muted);font-size:9px}.message-retracted{display:inline-flex;align-items:center;gap:5px;border:1px dashed var(--line);border-radius:8px;padding:7px 9px;color:var(--muted);font-size:11px;background:color-mix(in srgb,var(--panel) 80%,var(--bg))}.message-row.retracted .avatar{opacity:.65}.message-edit-dialog textarea{width:100%;margin-top:7px;padding:11px;border:1px solid var(--line);border-radius:8px;resize:vertical;background:var(--panel);color:var(--text)}

/* High-contrast dark theme: inputs, buttons, names and close controls remain readable. */
body.dark .login-screen{background:radial-gradient(circle at 20% 20%,#253b32,transparent 35%),radial-gradient(circle at 80% 80%,#343027,transparent 35%),#151817}body.dark .auth-shell,body.dark .login-card,body.dark dialog,body.dark .settings-main{background:#202523;border-color:#3f4944}body.dark .register-dialog .approval-content,body.dark .approval-content{background:#202523}body.dark .settings-nav{background:#1a201e;border-color:#3f4944}body.dark .settings-nav-item{color:#d4ddd8}body.dark .settings-nav-item:hover{background:#29332f}body.dark .settings-nav-item.selected{background:#29483d;color:#b8f0d7}body.dark .settings-header{border-color:#3f4944}body.dark .settings-note{background:#252d2a;border-color:#44504a}body.dark .integration-card{background:#242b28;border-color:#44504a}body.dark .secondary-button,body.dark .settings-logout,body.dark .integration-button{background:#29312e;color:#edf4f0;border-color:#56625c}body.dark .profile-dialog #profileNameInput,body.dark .profile-dialog #workspaceNameInput,body.dark .profile-dialog select,body.dark .profile-dialog textarea,body.dark .profile-dialog input[type=datetime-local],body.dark .settings-panel input,body.dark .settings-panel textarea,body.dark .settings-panel select,body.dark .register-dialog label input,body.dark .register-dialog label select,body.dark .login-card input,body.dark .login-card select,body.dark .message-edit-dialog textarea{background:#252d2a!important;color:#f5f8f6!important;border-color:#526059!important}body.dark .profile-dialog input::placeholder,body.dark .profile-dialog textarea::placeholder,body.dark .login-card input::placeholder{color:#aebbb5}body.dark .icon-button,body.dark .password-toggle,body.dark .action-button{color:#f2f6f4!important;border-color:#56625c!important}body.dark .icon-button:hover,body.dark .password-toggle:hover{background:#33413c!important;color:#bff3dc!important}body.dark .theme-option{background:#252d2a;border-color:#48564f}.dark .theme-option.selected{background:#29483d;border-color:#65b89c}.dark .message-actions button{background:#2a332f;border-color:#536059;color:#dce8e2}.dark .message-retracted{background:#252d2a;border-color:#59665f;color:#c9d4ce}.dark .auth-language-control select,.dark .dialog-header-actions select{background:#27302c;color:#f1f6f3;border-color:#536059}
@media(max-width:720px){.settings-dialog{width:calc(100vw - 18px);max-height:calc(100vh - 18px)}.settings-shell{grid-template-columns:1fr;min-height:0}.settings-nav{padding:12px;display:grid;grid-template-columns:repeat(4,1fr);gap:4px;border-right:0;border-bottom:1px solid var(--line)}.settings-nav-brand,.settings-nav-foot{display:none}.settings-nav-item{justify-content:center;padding:8px 4px;font-size:9px;flex-direction:column;gap:2px}.settings-nav-item>span:first-child{font-size:14px}.settings-header{height:70px;padding:0 17px}.settings-panel{padding:20px 17px}.integration-card{grid-template-columns:34px minmax(0,1fr)}.integration-button{grid-column:2;justify-self:start}.auth-language-control{right:13px;top:12px}.auth-shell .login-card{padding-top:58px}}

/* Labrix product polish: brand, PWA/mobile ergonomics, and resilient dark mode. */
html,body{height:100%;overscroll-behavior:none}body{min-height:100dvh}.app-shell,.login-screen{height:100dvh;min-height:100dvh}
.auth-shell{width:min(520px,100%);grid-template-columns:1fr}.auth-login{border-right:0!important}.brand-logo{display:block;width:96px;height:96px;object-fit:cover;border-radius:22px;margin:0 0 24px;box-shadow:0 10px 28px rgba(0,0,0,.2)}
.workspace-name-mark{height:60px;min-height:60px;padding:3px;overflow:hidden;background:#050505!important;border:1px solid rgba(255,255,255,.18)}.workspace-name-mark img{display:block;width:100%;height:100%;object-fit:cover;border-radius:9px}
dialog{color:var(--text)}dialog h1,dialog h2,dialog h3,dialog strong,dialog label,dialog legend{color:var(--text)}dialog::backdrop{backdrop-filter:blur(5px)}
body.dark .settings-header h2,body.dark .settings-nav-brand strong,body.dark .dialog-header h2,body.dark .approval-item strong,body.dark .settings-panel label,body.dark .settings-panel legend,body.dark .profile-editor-head strong{color:#f2f7f4}
body.dark .settings-lead,body.dark .dialog-description,body.dark .profile-editor-head span,body.dark .settings-note p,body.dark .integration-card p{color:#b4c0ba}
body.dark .settings-logout{background:#252d2a;color:#ffd7d1;border-color:#79554f}body.dark .settings-logout:hover{background:#3a2926}
body.dark .login-card h1,body.dark .login-card label{color:#f5f8f6}body.dark .login-card>p,body.dark .register-entry{color:#b9c4bf}
body.dark .icon-button{background:#29312e!important;color:#f5faf7!important}body.dark .icon-button:focus-visible{outline:3px solid #65b89c;outline-offset:2px}
body.dark .search-results{background:#202422;border-color:#373d39;color:#edf1ee;box-shadow:0 14px 34px rgba(0,0,0,.38)}body.dark .search-results h3,body.dark .result-item strong{color:#f2f7f4}body.dark .result-item{border-color:#373d39}body.dark .result-item:hover{background:#303632}body.dark .result-item span{color:#aeb8b3}
body.dark .member-option{background:#2b332f;color:#edf1ee;border:1px solid #3b4741}body.dark .member-option small{color:#aeb8b3}body.dark .member-option input[type="checkbox"]{accent-color:#65b89c}
body.dark .approval-actions button:not(.approve),body.dark .upload-preview,body.dark .file-thumb,body.dark .busy-item,body.dark #workspaceEditor{background:#29322e;color:#edf4f0;border-color:#48554e}body.dark .upload-preview,body.dark .busy-item{box-shadow:inset 0 0 0 1px #3e4943}
.composer{align-items:flex-end}.composer>button{flex:0 0 auto}.composer textarea{min-height:44px;max-height:min(180px,30dvh);height:44px;line-height:1.45;resize:none;overflow-y:hidden;padding-top:12px;padding-bottom:12px}
#announcementText,#messageEditText{min-height:150px;max-height:min(420px,50dvh);resize:none;overflow-y:hidden;line-height:1.55}
#announcementDialog,#messageEditDialog,#groupMembersDialog{width:min(620px,calc(100vw - 32px))}.group-member-options{max-height:min(380px,45dvh);overflow:auto}
@media(display-mode:standalone){body{background:var(--bg)}.app-shell,.login-screen{height:100dvh;min-height:100dvh}}
@media(display-mode:standalone) and (max-width:1050px){.details-panel{padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom)}}
@media(max-width:720px){
  .login-screen{height:auto;min-height:100dvh;padding:max(14px,env(safe-area-inset-top)) 14px max(14px,env(safe-area-inset-bottom));align-items:center}
  .auth-shell{max-width:440px;border-radius:20px}.auth-shell .login-card{padding:70px 24px 32px}.brand-logo{width:82px;height:82px;border-radius:19px;margin-bottom:20px}
  .sidebar{height:100dvh;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom)}
  .chat-header{min-height:64px;padding-top:env(safe-area-inset-top)}.header-actions .action-button{width:42px;height:42px}
  .messages{padding-top:12px;padding-bottom:14px}.composer-wrap{padding:8px 10px calc(8px + env(safe-area-inset-bottom))}.composer{border-radius:16px;padding:6px 7px;gap:5px}.composer>button{width:42px;height:42px}.composer textarea{font-size:16px}
  .attach-menu{left:10px;right:10px;bottom:calc(72px + env(safe-area-inset-bottom));width:auto}
  .settings-dialog{width:calc(100vw - 12px);max-height:calc(100dvh - 12px)}.settings-shell{height:calc(100dvh - 12px);max-height:none;grid-template-rows:auto minmax(0,1fr)}
  .settings-nav{display:flex;flex-direction:row;overflow-x:auto;gap:4px;padding:8px;border-right:0;border-bottom:1px solid var(--line);scrollbar-width:none}.settings-nav::-webkit-scrollbar{display:none}.settings-nav-brand{display:none}.settings-nav-item{flex:0 0 72px;justify-content:center;padding:8px 5px;font-size:9px;flex-direction:column;gap:2px}.settings-nav-foot{display:block;flex:0 0 76px;margin:0;padding:0}.settings-logout{height:100%;min-height:48px;padding:5px;font-size:9px}
  .settings-main{min-height:0}.settings-header{height:64px;padding:0 14px}.settings-panel{padding:18px 14px 26px}.settings-header h2{font-size:18px}
  dialog:not(.settings-dialog){max-height:calc(100dvh - 24px);overflow:auto}#announcementDialog,#messageEditDialog,#groupMembersDialog{width:calc(100vw - 20px)}
  .integration-card{grid-template-columns:34px minmax(0,1fr)}.integration-button{grid-column:2;justify-self:start;min-height:40px}
  .icon-button,.secondary-button,.primary-button,.edit-group-button{min-height:42px}
}
@media(max-width:480px){.form-grid{grid-template-columns:1fr}.dialog-header{align-items:flex-start}.dialog-header-actions{flex-wrap:wrap;justify-content:flex-end}.register-dialog .approval-content{padding:18px}.member-options{max-height:38dvh}.auth-language-control select{font-size:12px}}
@media(max-width:720px){.details-panel{display:none}.app-shell.details-open .details-panel{display:flex}}

/* Labrix 2026-07-30 experience refresh */
button{-webkit-tap-highlight-color:transparent}
button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 72%,transparent);outline-offset:2px}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.rail-nav{display:flex;flex-direction:column;align-items:center;gap:7px;width:100%}
.rail-nav-button{width:44px;height:44px;border:0;border-radius:12px;background:transparent;color:#afc5bd;display:grid;place-items:center}
.rail-nav-button svg{display:block;width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.rail-nav-button:hover,.rail-nav-button.selected{background:rgba(216,239,229,.14);color:#d8efe5}
.sidebar-close{display:none}
.sidebar-backdrop{display:none}
.sidebar-home-button{margin:0 14px 10px;border:1px solid transparent;border-radius:11px;background:transparent;display:grid;grid-template-columns:32px minmax(0,1fr);grid-template-rows:auto auto;column-gap:10px;padding:10px;text-align:left;align-items:center}
.sidebar-home-button>span{grid-row:1/3;width:32px;height:32px;border-radius:9px;background:var(--panel);color:var(--accent);display:grid;place-items:center;font-size:18px}
.sidebar-home-button strong{font-size:14px}.sidebar-home-button small{font-size:11px;color:var(--muted);margin-top:2px}
.sidebar-home-button:hover,.sidebar-home-button.selected{background:var(--accent-soft);border-color:color-mix(in srgb,var(--accent) 20%,transparent)}
.sidebar-tools-mobile{display:none}

.home-view{height:100%;min-width:0;display:flex;flex-direction:column;background:linear-gradient(145deg,#f8faf8,#f4f5f2)}
.home-header{height:82px;flex:0 0 auto;display:flex;align-items:center;gap:14px;padding:0 28px;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--panel) 92%,transparent)}
.home-heading{min-width:0;flex:1}.home-heading h1{font-size:20px;line-height:1.2;margin:3px 0 0}.home-heading p{margin:4px 0 0;color:var(--muted);font-size:12px}
.home-profile-button{width:42px;height:42px;border:1px solid var(--line)}
.home-scroll{flex:1;min-height:0;overflow:auto;padding:28px clamp(24px,4vw,54px) 48px;scroll-behavior:smooth}
.home-hero{border:1px solid #dce6e0;border-radius:22px;padding:28px;background:linear-gradient(135deg,#e9f4ef,#f7faf8 68%);display:grid;grid-template-columns:minmax(260px,1fr) auto;align-items:center;gap:28px;box-shadow:0 12px 36px rgba(35,72,58,.08)}
.home-hero h2{font-size:25px;letter-spacing:-.02em;margin:7px 0}.home-hero p{margin:0;color:var(--muted);font-size:14px}
.home-stats{display:grid;grid-template-columns:repeat(3,104px);gap:9px}.home-stats button{min-height:88px;border:1px solid rgba(34,107,87,.16);border-radius:15px;background:rgba(255,255,255,.72);display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:14px;text-align:left}.home-stats button:hover{border-color:var(--accent);transform:translateY(-1px)}.home-stats strong{font-size:24px;color:var(--accent);line-height:1}.home-stats span{font-size:11px;color:var(--muted);margin-top:8px}
.home-content-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:18px}.home-activity-card{grid-column:1/-1}
.home-card,.home-tools{border:1px solid var(--line);border-radius:18px;background:var(--panel);padding:20px;box-shadow:0 7px 26px rgba(26,45,37,.045)}
.home-card-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:14px}.home-card-heading h2{font-size:17px;margin:5px 0 0}.home-card-heading>p{font-size:12px;color:var(--muted);margin:5px 0 0}.home-card-heading>button{border:0;background:var(--accent-soft);color:var(--accent);border-radius:8px;min-height:34px;padding:7px 11px;font-size:12px;font-weight:750}
.home-list{display:flex;flex-direction:column;gap:7px}.home-list-item{width:100%;min-height:58px;border:1px solid transparent;border-radius:12px;background:transparent;display:grid;grid-template-columns:38px minmax(0,1fr) auto;align-items:center;gap:11px;padding:8px;text-align:left}.home-list-item:hover{background:var(--hover);border-color:var(--line)}.home-list-icon{width:38px;height:38px;border-radius:10px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-weight:800;font-size:13px}.home-list-icon.schedule{background:#e8effc;color:#3769ad}.home-list-icon.notice{background:#fff1d5;color:#a36c05}.home-list-item>span:nth-child(2){min-width:0}.home-list-item strong,.home-list-item small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.home-list-item strong{font-size:14px}.home-list-item small{font-size:12px;color:var(--muted);margin-top:4px}.home-list-item>i{font-style:normal;color:var(--muted);font-size:20px}.home-list-item>b{min-width:24px;height:24px;border-radius:12px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:11px}
.home-empty{min-height:94px;display:grid;place-items:center;align-content:center;gap:7px;color:var(--muted)}.home-empty span{width:34px;height:34px;border-radius:50%;background:var(--bg);display:grid;place-items:center;color:var(--accent)}.home-empty p{font-size:13px;margin:0}.home-empty.compact{min-height:72px}
.home-tools{margin-top:18px}.tool-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.tool-card{min-width:0;min-height:105px;border:1px solid var(--line);border-radius:14px;background:var(--panel);display:grid;grid-template-columns:44px minmax(0,1fr);grid-template-rows:1fr auto;gap:9px 11px;padding:13px;text-align:left}.tool-card:hover{border-color:color-mix(in srgb,var(--accent) 55%,var(--line));box-shadow:0 8px 20px rgba(35,72,58,.08);transform:translateY(-1px)}.tool-icon{grid-row:1/3;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-weight:850}.tool-icon.secretary{background:#e4f2ec;color:#28745c}.tool-icon.codex{background:#eee9fb;color:#6652a7}.tool-icon.feedback{background:#e8effc;color:#3769ad}.tool-icon.schedule{background:#fff1d5;color:#a36c05}.tool-card>span:nth-child(2){min-width:0}.tool-card strong,.tool-card small{display:block}.tool-card strong{font-size:13px}.tool-card small{font-size:11px;color:var(--muted);line-height:1.4;margin-top:4px}.tool-card i{grid-column:2;font-size:10px;font-style:normal;color:var(--accent);font-weight:750}

.chat-title-wrap{min-width:0;flex:1}.chat-title-wrap>div{min-width:0}.chat-title-wrap h1,.chat-title-wrap p{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.message-avatar{border:0;padding:0;background-position:center;background-size:cover}.message-avatar:hover{box-shadow:0 0 0 3px var(--accent-soft)}.message-avatar:focus-visible{outline:3px solid var(--accent)}
.message-meta strong{font-size:13px}.message-meta time{font-size:11px}.bubble{font-size:15px;line-height:1.55;padding:10px 13px}
.date-divider{font-size:11px}
.composer textarea{font-size:15px}
.sidebar-header h2{font-size:18px}.channel-section-title{font-size:12px}.channel-copy strong{font-size:14px}.channel-copy span{font-size:12px}.profile-card strong{font-size:13px}.profile-card span{font-size:11px}
.sidebar-header h2{display:flex;align-items:center;gap:6px;min-width:0;white-space:nowrap}.sidebar-header h2 #workspaceName{min-width:0;overflow:hidden;text-overflow:ellipsis}
.search-wrap{position:relative}
.search-results{top:calc(100% + 6px);left:0;right:auto;width:min(420px,calc(100vw - 28px));max-height:55vh;z-index:35;padding:12px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:0 16px 40px rgba(0,0,0,.18)}
.search-results h3{font-size:14px}.result-item{display:block;width:100%;font-size:13px;border:0;border-bottom:1px solid var(--line);background:transparent;color:inherit;text-align:left}.result-item span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.emoji-picker{position:absolute;z-index:9;right:max(24px,5vw);bottom:78px;width:min(330px,calc(100vw - 28px));max-height:240px;overflow:auto;grid-template-columns:repeat(8,1fr);gap:3px;padding:10px;border:1px solid var(--line);border-radius:15px;background:var(--panel);box-shadow:0 14px 38px rgba(25,41,34,.2)}.emoji-picker:not(.hidden){display:grid}.emoji-picker button{width:36px;height:36px;border:0;border-radius:8px;background:transparent;font-size:21px;display:grid;place-items:center}.emoji-picker button:hover{background:var(--hover);transform:scale(1.08)}

.member-picker-toolbar{display:flex;align-items:center;gap:10px;margin:0 0 10px}.member-picker-toolbar input{min-width:0;flex:1;min-height:42px;border:1px solid var(--line);border-radius:10px;background:var(--panel);padding:9px 11px;outline:none}.member-picker-toolbar span{font-size:11px;color:var(--muted);white-space:nowrap}.member-options{grid-template-columns:1fr;gap:7px;max-height:min(340px,40dvh);overflow:auto;padding:1px}.member-option{min-height:58px;border:1px solid var(--line);border-radius:11px;padding:9px 10px;background:color-mix(in srgb,var(--panel) 82%,var(--bg));display:grid;grid-template-columns:38px minmax(0,1fr) 22px;gap:10px}.member-option .avatar{width:38px;height:38px;border-radius:10px}.member-option-copy{min-width:0}.member-option-copy strong,.member-option-copy small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.member-option-copy strong{font-size:13px}.member-option-copy small{font-size:11px;color:var(--muted);margin-top:4px}.member-option input{width:18px;height:18px;accent-color:var(--accent)}.member-filter-empty{padding:28px;text-align:center;color:var(--muted);font-size:13px}
.member-option.member-option-selected{border-color:color-mix(in srgb,var(--accent) 70%,var(--line));background:color-mix(in srgb,var(--accent-soft) 62%,var(--panel))}.member-option .member-option-membership{color:var(--accent);font-weight:750}.member-option.member-option-removing{border-color:#d78383;background:color-mix(in srgb,#d78383 12%,var(--panel))}.member-option.member-option-removing .member-option-membership{color:#c65353}.member-option input:disabled{opacity:.75}

.toast{margin:0;inset:auto auto calc(24px + env(safe-area-inset-bottom)) 50%;width:max-content;max-width:min(520px,calc(100vw - 28px));border:0;background:#173c31;color:#f7fffb;border-radius:12px;padding:12px 16px;font-size:14px;line-height:1.4;opacity:0;transform:translate(-50%,18px);box-shadow:0 12px 32px rgba(0,0,0,.28);pointer-events:none;transition:opacity .2s,transform .2s}.toast:popover-open,.toast.show{opacity:1;transform:translate(-50%,0)}

.avatar-crop-dialog{width:min(500px,calc(100vw - 28px))}.avatar-crop-stage{position:relative;width:min(320px,75vw);aspect-ratio:1;margin:0 auto;overflow:hidden;border-radius:18px;background:#111;touch-action:none}.avatar-crop-stage canvas{display:block;width:100%;height:100%;touch-action:none}.avatar-crop-mask{pointer-events:none;position:absolute;inset:8%;border:2px solid rgba(255,255,255,.92);border-radius:50%;box-shadow:0 0 0 999px rgba(0,0,0,.4)}.avatar-zoom-label{display:grid!important;grid-template-columns:auto 1fr;align-items:center;gap:14px;margin:18px 0 4px!important}.avatar-zoom-label input{width:100%;accent-color:var(--accent)}
.schedule-form{display:grid;grid-template-columns:1fr 1fr auto;align-items:end;gap:9px;padding:0}.schedule-form label{margin:0}.schedule-form input,.feedback-form input,.feedback-form textarea{width:100%;margin-top:6px;padding:11px;border:1px solid var(--line);border-radius:9px;background:var(--panel);color:var(--text)}.schedule-form .primary-button{min-height:42px}.schedule-list{max-height:260px}.schedule-item{font-size:12px;padding:10px}.schedule-item span{min-width:0}.schedule-item strong,.schedule-item small{display:block}.schedule-item small{color:var(--muted);margin-top:4px}.schedule-item button{width:36px;height:36px}
.feedback-form{border-bottom:1px solid var(--line);padding:0 0 18px}.feedback-form .primary-button{width:100%}.feedback-list-heading{display:flex;align-items:center;justify-content:space-between;margin-top:18px}.feedback-list-heading h3{font-size:14px}.feedback-list-heading span{font-size:12px;color:var(--muted)}.feedback-list{display:flex;flex-direction:column;gap:9px;max-height:300px;overflow:auto}.feedback-item{border:1px solid var(--line);border-radius:12px;padding:12px;background:color-mix(in srgb,var(--panel) 88%,var(--bg))}.feedback-item-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.feedback-item-head strong,.feedback-item-head small{display:block}.feedback-item-head strong{font-size:13px}.feedback-item-head small{font-size:10px;color:var(--muted);margin-top:4px}.feedback-item p{font-size:12px;line-height:1.55;white-space:pre-wrap;margin:10px 0}.feedback-status{flex:0 0 auto;border-radius:10px;padding:4px 7px;font-size:9px;font-weight:750}.feedback-status.open{background:#fff1d5;color:#92600a}.feedback-status.resolved{background:var(--accent-soft);color:var(--accent)}.feedback-item>button{border:1px solid var(--line);border-radius:8px;background:var(--panel);padding:6px 9px;font-size:10px}.tool-preview-icon{width:72px;height:72px;border-radius:20px;background:#eee9fb;color:#6652a7;display:grid;place-items:center;font-size:18px;font-weight:850;margin:2px auto 18px}.tool-preview-description{text-align:center;font-size:14px!important;line-height:1.6;margin-bottom:20px!important}

.settings-shell{grid-template-columns:218px minmax(0,1fr);grid-template-rows:84px minmax(0,1fr)}
.settings-header{grid-column:2;grid-row:1}.settings-nav{grid-column:1;grid-row:1/3}.settings-main{grid-column:2;grid-row:2;min-height:0}
.settings-mobile-logout{display:none}
.settings-lead{font-size:14px}.settings-panel label{font-size:13px}.settings-panel input,.settings-panel textarea,.settings-panel select{min-height:44px;font-size:14px}.settings-note strong{font-size:12px}.settings-note p,.integration-card p{font-size:12px}.integration-card strong{font-size:13px}.theme-option strong{font-size:13px}.theme-option small{font-size:11px}

body.dark .home-view{background:linear-gradient(145deg,#191d1b,#171a19)}
body.dark .home-header{background:rgba(32,36,34,.94)}
body.dark .home-hero{background:linear-gradient(135deg,#203c32,#222b27 68%);border-color:#3a5148}
body.dark .home-stats button{background:rgba(25,31,28,.76);border-color:#40574e}
body.dark .home-card,body.dark .home-tools,body.dark .tool-card,body.dark .feedback-item{background:#202523;border-color:#3d4742}
body.dark .home-list-item:hover{background:#2a312e;border-color:#455149}
body.dark .home-list-icon{background:#29483d;color:#82d1b5}
body.dark .home-list-icon.schedule,body.dark .tool-icon.feedback{background:#26364d;color:#9fc2f3}
body.dark .home-list-icon.notice,body.dark .tool-icon.schedule{background:#493d22;color:#f0c66b}
body.dark .tool-icon.codex,body.dark .tool-preview-icon{background:#373047;color:#c5b5f3}
body.dark .emoji-picker,body.dark .member-picker-toolbar input,body.dark .schedule-form input,body.dark .feedback-form input,body.dark .feedback-form textarea{background:#252d2a;color:#f5f8f6;border-color:#526059}
body.dark dialog input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="file"]),body.dark dialog textarea,body.dark dialog select{background:#252d2a;color:#f5f8f6;border-color:#526059;color-scheme:dark}
body.dark dialog input::placeholder,body.dark dialog textarea::placeholder{color:#aebbb5}
body.dark .member-option{background:#272e2b;border-color:#46514b}

@media(max-width:1050px){
  .tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .home-hero{grid-template-columns:1fr}.home-stats{grid-template-columns:repeat(3,minmax(0,1fr))}
}

@media(max-width:720px){
  body{font-size:16px}
  .sidebar{width:min(88vw,360px);z-index:20;box-shadow:16px 0 48px rgba(0,0,0,.32)}
  .sidebar-backdrop{position:fixed;inset:0;z-index:19;border:0;background:rgba(7,12,10,.54);backdrop-filter:blur(2px)}
  .app-shell.sidebar-open .sidebar-backdrop{display:block}
  .sidebar-close{display:grid;place-items:center;flex:0 0 auto}
  .sidebar-header{height:88px;padding:18px 16px 12px 20px}.sidebar-header h2{font-size:22px}.sidebar-header h2>span:last-child{display:none}.sidebar-header .eyebrow{font-size:11px}
  .sidebar-home-button{min-height:58px;margin:0 14px 12px}.sidebar-home-button strong{font-size:16px}.sidebar-home-button small{font-size:13px}
  .search-wrap{min-height:50px;border-radius:12px}.search-wrap input{font-size:16px}.search-wrap kbd{display:none}
  .channel-list{padding-bottom:10px}.channel-section-title{font-size:14px;padding-top:18px}.channel-main{min-height:60px}.channel-icon{width:40px;height:40px;border-radius:11px;font-size:16px}.channel-copy strong{font-size:16px}.channel-copy span{font-size:14px}.channel-pref{width:34px;height:34px;font-size:15px}
  .sidebar-tools-mobile{display:block;padding:12px 14px;border-top:1px solid var(--line)}.sidebar-tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin-top:8px}.sidebar-tool-grid button{min-width:0;border:1px solid var(--line);border-radius:11px;background:var(--panel);padding:8px 3px;display:grid;place-items:center;gap:4px}.sidebar-tool-grid span{height:26px;display:grid;place-items:center;color:var(--accent);font-size:13px;font-weight:800}.sidebar-tool-grid strong{font-size:10px;overflow:hidden;text-overflow:ellipsis;max-width:100%}
  .profile-card{min-height:76px;padding:12px 18px calc(12px + env(safe-area-inset-bottom))}.profile-card .avatar{width:46px;height:46px}.profile-card strong{font-size:16px}.profile-card span{font-size:13px}

  .chat-header{height:calc(62px + env(safe-area-inset-top));min-height:calc(62px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 12px 0;border-bottom:0}
  .mobile-menu{display:grid;place-items:center;width:44px;height:44px;flex:0 0 44px;border-radius:11px;font-size:24px}
  .chat-title-wrap{gap:8px}.chat-avatar{width:42px;height:42px;flex:0 0 42px}.chat-title-wrap h1{font-size:18px}.chat-title-wrap p{font-size:13px;margin-top:2px}.header-actions{flex:0 0 auto}.header-actions .action-button{width:44px;height:44px;font-size:20px}
  .date-divider{justify-content:center;margin:2px 0 16px;font-size:12px}.date-divider:before,.date-divider:after{display:none}.date-divider span{border-radius:12px;background:var(--bg);padding:5px 10px}
  .messages{padding:12px 14px 16px}.message-row{gap:9px;margin-bottom:20px}.message-row>.avatar{width:40px;height:40px;border-radius:12px;font-size:14px}.message-body{max-width:calc(100% - 54px)}.message-meta{gap:6px;flex-wrap:wrap}.message-meta strong{font-size:15px}.message-meta time{font-size:12px}.bubble{font-size:16px;line-height:1.5;padding:11px 13px;border-radius:5px 15px 15px 15px}.message-row.mine .bubble{border-radius:15px 5px 15px 15px}.message-actions button{width:36px;height:34px;font-size:16px}
  .composer-wrap{padding:8px 10px calc(9px + env(safe-area-inset-bottom))}.composer{min-height:58px;border-radius:18px;padding:6px;align-items:flex-end}.composer>button{width:44px;height:44px;font-size:22px}.composer textarea{font-size:16px;min-height:44px;padding:11px 7px}.composer-wrap>p{display:none}
  .emoji-picker{position:absolute;right:10px;bottom:calc(74px + env(safe-area-inset-bottom));grid-template-columns:repeat(7,1fr);width:calc(100vw - 20px);max-height:min(280px,38dvh);padding:9px}.emoji-picker button{width:100%;height:40px;font-size:23px}
  .attach-menu{bottom:calc(74px + env(safe-area-inset-bottom))}

  .home-header{height:calc(76px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 14px 0;gap:8px}.home-heading h1{font-size:19px}.home-heading p{display:none}.home-heading .eyebrow{font-size:10px}.home-profile-button{width:44px;height:44px}
  .home-scroll{padding:14px 14px calc(32px + env(safe-area-inset-bottom))}
  .home-hero{padding:20px;border-radius:18px;gap:18px}.home-hero h2{font-size:22px}.home-hero p{font-size:14px;line-height:1.5}.home-stats{gap:7px}.home-stats button{min-width:0;min-height:82px;padding:11px}.home-stats strong{font-size:22px}.home-stats span{font-size:11px;line-height:1.2}
  .home-content-grid{grid-template-columns:1fr;gap:12px;margin-top:12px}.home-activity-card{grid-column:auto}.home-card,.home-tools{padding:16px;border-radius:16px}.home-card-heading h2{font-size:18px}.home-card-heading>p{display:none}.home-list-item{min-height:64px}.home-list-item strong{font-size:15px}.home-list-item small{font-size:13px}
  .home-tools{margin-top:12px}.tool-grid{grid-template-columns:1fr;gap:8px}.tool-card{min-height:82px;grid-template-columns:48px minmax(0,1fr) auto;grid-template-rows:1fr;padding:12px;align-items:center}.tool-icon{grid-row:1;width:48px;height:48px}.tool-card i{grid-column:3;grid-row:1}.tool-card strong{font-size:15px}.tool-card small{font-size:12px}

  .details-panel,.app-shell.details-open .details-panel{width:100vw;max-width:none;inset:0;z-index:30;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom)}
  .details-panel>header{height:64px}.details-panel>header h3{font-size:18px}.details-profile h2{font-size:18px}.details-profile p{font-size:14px}.section-heading{font-size:14px}.member{font-size:13px}.member .avatar{width:36px;height:36px}.member-button small{font-size:11px}

  .settings-dialog{inset:0;margin:0;width:100vw;height:100dvh;max-width:none;max-height:none;border-radius:0}
  .settings-shell{width:100%;height:100dvh;max-height:none;min-height:0;grid-template-columns:1fr;grid-template-rows:calc(66px + env(safe-area-inset-top)) auto minmax(0,1fr)}
  .settings-header{grid-column:1;grid-row:1;height:calc(66px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 16px 0;border-bottom:1px solid var(--line)}.settings-header h2{font-size:20px}.settings-header .icon-button{width:44px;height:44px}
  .settings-nav{grid-column:1;grid-row:2;display:flex;flex-direction:row;overflow-x:auto;gap:6px;padding:8px 10px;border-right:0;border-bottom:1px solid var(--line);scroll-snap-type:x proximity;scrollbar-width:none}.settings-nav::-webkit-scrollbar{display:none}.settings-nav-brand,.settings-nav-foot{display:none}.settings-nav-item{flex:0 0 104px;min-height:58px;justify-content:center;padding:8px;font-size:12px;line-height:1.2;flex-direction:column;gap:3px;scroll-snap-align:center}.settings-nav-item>span:first-child{font-size:18px}
  .settings-main{grid-column:1;grid-row:3;min-height:0;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}.settings-panel{padding:20px 16px calc(32px + env(safe-area-inset-bottom))}.settings-lead{font-size:15px;line-height:1.55;margin-bottom:20px}.settings-panel label{font-size:15px}.settings-panel input,.settings-panel select,.settings-panel textarea{min-height:48px;font-size:16px;padding:12px}.settings-note strong{font-size:14px}.settings-note p,.integration-card p{font-size:13px}.theme-option{min-height:70px}.theme-option strong,.integration-card strong{font-size:15px}.theme-option small{font-size:13px}.profile-editor-head{align-items:center}.profile-editor-head>div{min-width:0}.profile-editor-head strong{font-size:18px}.profile-editor-head span{font-size:13px;line-height:1.4}.profile-avatar-large{width:84px;height:84px;border-radius:22px}.profile-save{min-height:50px;font-size:16px}.settings-mobile-logout{display:block;min-height:48px;margin-top:22px;font-size:14px}

  dialog:not(.settings-dialog){width:calc(100vw - 20px);max-height:calc(100dvh - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 20px);border-radius:20px;overflow:auto}
  dialog form,.approval-content{padding:20px}.dialog-header h2{font-size:22px}.dialog-description{font-size:14px;line-height:1.55}.dialog-header .icon-button{width:44px;height:44px}.dialog-actions .primary-button,.dialog-actions .secondary-button{min-height:46px;font-size:15px}
  dialog label,legend{font-size:14px}.member-picker-toolbar{align-items:stretch;flex-direction:column;gap:6px}.member-picker-toolbar input{font-size:16px;min-height:48px}.member-picker-toolbar span{font-size:12px}.member-options{max-height:42dvh}.member-option{min-height:64px}.member-option-copy strong{font-size:15px}.member-option-copy small{font-size:12px}
  .avatar-crop-stage{width:min(310px,78vw)}.avatar-zoom-label{font-size:14px!important}
  .schedule-form{grid-template-columns:1fr}.schedule-form input,.feedback-form input,.feedback-form textarea{font-size:16px;min-height:48px}.schedule-form .primary-button{min-height:48px}.feedback-item-head strong{font-size:14px}.feedback-item p{font-size:14px}
  .toast{bottom:calc(18px + env(safe-area-inset-bottom));font-size:14px}
}

/* Responsive type scale, photo treatment, and mobile touch ergonomics. */
:root{--font-scale:1}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{font-size:1rem}

/* Photos fill every avatar consistently. The profile preview has no button
   padding or colored inset, so the cropped image reaches the rounded edge. */
.avatar,.message-avatar,.member .avatar,.member-option .avatar,.profile-avatar-large,
.chat-avatar,.details-avatar,.channel-icon{
  aspect-ratio:1;
  padding:0;
  overflow:hidden;
  background-repeat:no-repeat;
  background-size:cover;
  background-position:50% 50%;
}
.avatar,.message-avatar,.member .avatar,.member-option .avatar,.chat-avatar,.details-avatar,.channel-icon{border-radius:30%}
.has-photo{background-origin:border-box;background-clip:border-box}
.profile-avatar-large{border-radius:28%;background-repeat:no-repeat}
#avatarPicker{padding:0;border:0;box-shadow:none;isolation:isolate}
#avatarPicker>span,#avatarPicker>img{grid-area:1/1}
#profilePreviewImage{
  display:block;
  width:100%;
  height:100%;
  max-width:none;
  object-fit:cover;
  object-position:50% 50%;
  border-radius:inherit;
}
#avatarPicker:has(#profilePreviewImage:not(.hidden)){background:transparent;color:transparent}
.profile-editor-head>div,.integration-card>div:nth-child(2),.dialog-header>div:first-child{min-width:0}
.profile-editor-head strong,.profile-editor-head span,.integration-card strong,.integration-card p{overflow-wrap:anywhere}

/* Root font-size is set by the font-scale preference; rem values below make
   the visible hierarchy follow 0.9–1.25 without scaling layout geometry. */
.login-card h1{font-size:1.6875rem}
.login-card>p{font-size:1rem;line-height:1.55}
.login-card label{font-size:.8125rem}
.login-card input,.login-card select,.login-card .primary-button,.register-button{font-size:.9375rem}
.register-entry,.auth-language-control{font-size:.75rem}
.auth-alert{font-size:.6875rem}

.eyebrow{font-size:.5625rem}
.sidebar-header h2{font-size:1.125rem}
.sidebar-home-button strong{font-size:.875rem}
.sidebar-home-button small{font-size:.6875rem}
.search-wrap input{font-size:.8125rem}
.channel-section-title{font-size:.75rem}
.channel-copy strong{font-size:.875rem}
.channel-copy span{font-size:.75rem}
.profile-card strong{font-size:.8125rem}
.profile-card span{font-size:.6875rem}
.sidebar-tool-grid strong{font-size:.625rem}

.home-heading h1{font-size:1.25rem}
.home-heading p{font-size:.75rem}
.home-hero h2{font-size:1.5625rem}
.home-hero p{font-size:.875rem}
.home-stats strong{font-size:1.5rem}
.home-stats span{font-size:.6875rem}
.home-card-heading h2{font-size:1.0625rem}
.home-card-heading>p,.home-card-heading>button{font-size:.75rem}
.home-list-item strong{font-size:.875rem}
.home-list-item small{font-size:.75rem}
.home-empty p{font-size:.8125rem}
.tool-card strong{font-size:.8125rem}
.tool-card small{font-size:.6875rem}
.tool-card i{font-size:.625rem}

.chat-title-wrap h1{font-size:.9375rem}
.chat-title-wrap p{font-size:.6875rem}
.date-divider{font-size:.6875rem}
.message-meta strong{font-size:.8125rem}
.message-meta time{font-size:.6875rem}
.bubble{font-size:.9375rem}
.composer textarea{font-size:.9375rem}
.composer-wrap>p,.edited-mark{font-size:.625rem}
.message-file strong,.message-file small,.upload-preview{font-size:.6875rem}
.message-retracted{font-size:.6875rem}
.attach-menu strong{font-size:.6875rem}
.attach-menu small{font-size:.5625rem}
.announcement-banner strong,.announcement-banner span,.announcement-item p{font-size:.625rem}
.announcement-item strong,.announcement-item time{font-size:.5625rem}
.search-results h3{font-size:.875rem}
.result-item{font-size:.8125rem}
.reaction,.preview-chip{font-size:.6875rem}

.details-panel>header h3{font-size:.875rem}
.details-profile h2{font-size:.9375rem}
.details-profile p{font-size:.6875rem}
.section-heading{font-size:.6875rem}
.member{font-size:.625rem}
.member-button small{font-size:.5625rem}
.file-tabs button,.file-item strong,.file-item span{font-size:.625rem}
.empty{font-size:.6875rem}
.workspace-name-mark,.oauth-explanation strong{font-size:.6875rem}
.oauth-explanation p,.group-danger-zone p{font-size:.625rem}

.dialog-header{gap:12px}
.dialog-header h2{font-size:1.25rem;line-height:1.2;overflow-wrap:anywhere}
.dialog-description{font-size:.75rem}
dialog label,dialog legend{font-size:.8125rem}
dialog input,dialog textarea,dialog select{font-size:.875rem}
.primary-button,.secondary-button,.danger-button,.settings-logout,.integration-button{font-size:.875rem;line-height:1.3}
.edit-group-button,.approval-actions button,.announcement-heading button,.announcement-actions button,.feedback-item>button{font-size:.75rem;line-height:1.3}
.dialog-actions{flex-wrap:wrap}
.dialog-actions>*{max-width:100%}

.settings-nav-brand strong{font-size:1rem}
.settings-nav-item{font-size:.75rem;line-height:1.25}
.settings-nav-item>svg{display:block;width:20px;height:20px;flex:0 0 20px;fill:none;stroke:currentColor;color:var(--accent)}
.settings-header h2{font-size:1.25rem}
.settings-lead{font-size:.875rem}
.settings-panel label{font-size:.8125rem}
.settings-panel input,.settings-panel textarea,.settings-panel select{font-size:.875rem}
.settings-note strong{font-size:.75rem}
.settings-note p,.integration-card p{font-size:.75rem}
.integration-card strong,.theme-option strong{font-size:.8125rem}
.theme-option small{font-size:.6875rem}
.profile-editor-head strong{font-size:1rem}
.profile-editor-head span{font-size:.75rem;line-height:1.45}
.member-memo,.presence-label{font-size:.75rem}
.member-picker-toolbar span,.member-option-copy small{font-size:.6875rem}
.member-option-copy strong{font-size:.8125rem}
.member-filter-empty{font-size:.8125rem}
.approval-item strong{font-size:.8125rem}
.approval-item span{font-size:.6875rem}
.approval-actions button{font-size:.75rem}
.schedule-item,.feedback-item p{font-size:.75rem}
.feedback-list-heading h3{font-size:.875rem}
.feedback-list-heading span{font-size:.75rem}
.feedback-item-head strong{font-size:.8125rem}
.feedback-item-head small,.feedback-status{font-size:.625rem}
.tool-preview-description{font-size:.875rem!important}
.toast{font-size:.875rem}
#fontScaleValue{float:right;color:var(--accent);font-size:.8125rem;font-weight:800;font-variant-numeric:tabular-nums}
#fontScaleRange{
  display:block;
  min-height:32px;
  padding:0;
  border:0;
  box-shadow:none;
  accent-color:var(--accent);
  cursor:pointer;
}
#fontScaleRange:focus{border:0;box-shadow:none}

/* The same compact formatting toolbar is shared by the composer and editors. */
.format-toolbar{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:6px;
  min-width:0;
  max-width:100%;
  margin:0 0 7px;
  color:var(--muted);
}
.format-toolbar label{
  display:flex;
  align-items:center;
  gap:5px;
  min-width:0;
  margin:0;
  color:inherit;
  font-size:.6875rem;
  font-weight:700;
}
.format-toolbar select{
  width:auto;
  min-width:0;
  height:32px;
  min-height:32px;
  margin:0;
  padding:0 26px 0 8px;
  border:1px solid var(--line);
  border-radius:8px;
  background:var(--panel);
  color:var(--text);
  font-size:.75rem;
  line-height:1;
}
.format-toolbar [data-format-size]{width:84px}
.format-toolbar [data-format-font]{width:104px}
.format-toolbar button{
  display:grid;
  place-items:center;
  flex:0 0 32px;
  width:32px;
  height:32px;
  min-width:32px;
  min-height:32px;
  padding:0;
  border:1px solid var(--line);
  border-radius:8px;
  background:var(--panel);
  color:var(--muted);
  font-size:.8125rem;
  line-height:1;
}
.format-toolbar button:hover,.format-toolbar button[aria-pressed="true"]{
  border-color:var(--accent);
  background:var(--accent-soft);
  color:var(--accent);
}
.composer-wrap>.format-toolbar{width:min(780px,100%);margin-left:auto;margin-right:auto}
body.dark .format-toolbar select,body.dark .format-toolbar button{
  background:#252d2a;
  color:#eef5f1;
  border-color:#526059;
}
body.dark .format-toolbar button[aria-pressed="true"]{background:#29483d;color:#b8f0d7;border-color:#65b89c}

/* Server-approved rich text is represented only by these constrained classes. */
.fmt-size-small{font-size:.8125rem!important}
.fmt-size-normal{font-size:.9375rem!important}
.fmt-size-large{font-size:1.0625rem!important}
.fmt-size-xlarge{font-size:1.25rem!important}
.fmt-font-sans{font-family:Inter,"Noto Sans SC","Noto Sans JP","Microsoft YaHei",system-ui,sans-serif}
.fmt-font-serif{font-family:Georgia,"Noto Serif SC","Noto Serif JP","Songti SC",serif}
.fmt-font-mono{font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace}
.fmt-bold{font-weight:750}
.fmt-italic{font-style:italic}
.fmt-underline{text-decoration:underline;text-decoration-thickness:.08em;text-underline-offset:.14em}
.bubble[class*="fmt-"],.announcement-item p[class*="fmt-"],.announcement-banner span[class*="fmt-"]{
  overflow-wrap:anywhere;
  word-break:break-word;
  white-space:pre-wrap;
}

/* Archived conversations stay visually subordinate but remain easy to scan. */
.archive-zone{
  margin:14px 0 2px;
  padding:13px 4px 0;
  border-top:1px solid var(--line);
}
.archive-zone-title{
  display:flex;
  align-items:center;
  gap:8px;
  padding:0 6px 5px;
  color:var(--muted);
  font-size:.5625rem;
  font-weight:850;
  letter-spacing:.12em;
}
.archive-zone-title:after{content:"";height:1px;flex:1;background:var(--line)}
.archive-toggle{
  width:100%;
  min-height:40px;
  padding:7px 6px;
  border:0;
  border-radius:8px;
  background:transparent;
  color:var(--muted);
  cursor:pointer;
  font-size:.6875rem;
  letter-spacing:0;
  text-align:left;
}
.archive-toggle:hover,.archive-toggle[aria-expanded="true"]{background:var(--hover);color:var(--accent)}
.archive-toggle>span:last-child{font-variant-numeric:tabular-nums;white-space:nowrap}
.archive-items{
  display:grid;
  gap:2px;
  min-width:0;
  margin:2px 0 5px 5px;
  padding-left:6px;
  border-left:1px solid var(--line);
}
.archive-items:empty{display:none}
.archive-items .channel-item{min-width:0;opacity:.9}
.archive-items .channel-main{min-width:0;padding-left:7px}

/* Notice/message secondary actions use the same icon language and hit areas. */
.message-meta{flex-wrap:wrap}
.message-academic{color:var(--accent);font-size:.625rem;font-weight:750}
.message-retracted svg,.announcement-retracted svg,.announcement-actions svg{
  display:block;
  flex:0 0 auto;
  width:17px;
  height:17px;
  fill:none;
  stroke:currentColor;
  stroke-width:1.9;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.announcement-meta{gap:6px;flex-wrap:wrap}
.announcement-meta time{margin-left:auto}
.announcement-meta .edited-mark{flex:0 0 100%;text-align:right}
.announcement-actions{align-items:center;flex-wrap:wrap}
.announcement-actions button{
  display:grid;
  place-items:center;
  min-height:32px;
  padding:5px 9px;
  line-height:1;
}
.announcement-actions button[data-action="edit"],
.announcement-actions button[data-action="retract"]{width:32px;min-width:32px;padding:0}
.announcement-item.retracted{border-left-color:var(--muted);background:color-mix(in srgb,var(--panel) 88%,var(--bg))}
.announcement-retracted{
  display:flex;
  align-items:center;
  gap:6px;
  color:var(--muted);
  font-size:.75rem!important;
  font-style:italic;
}
body.dark .announcement-item.retracted{background:#252d2a;border-left-color:#64716b}
body.dark .announcement-retracted{color:#c8d3ce}

/* Inline SVG icons inherit theme color and remain geometrically centered. */
.icon-button,.action-button,.composer>button,.message-actions button,.password-toggle,
.rail-nav-button,.channel-pref,.schedule-item button,.emoji-picker button,.settings-nav-icon{
  display:grid;
  place-items:center;
  padding:0;
  line-height:1;
  text-align:center;
}
.sidebar-close,.mobile-menu{display:none}
.icon-button svg,.action-button svg,.mobile-menu svg,.composer>button svg,
.password-toggle svg,.rail-nav-button svg,.settings-nav-icon svg,.settings-nav-item>svg,.message-actions svg{
  display:block;
  width:20px;
  height:20px;
  max-width:none;
  fill:none;
  stroke:currentColor;
  stroke-width:1.9;
  stroke-linecap:round;
  stroke-linejoin:round;
  pointer-events:none;
}
.settings-nav-icon{width:20px;height:20px;flex:0 0 20px;color:var(--accent)}
.message-actions svg{width:17px;height:17px}

/* Keep scalable text inside its own column instead of widening the page. */
.app-shell,.chat-panel,.home-view,.home-scroll,.settings-shell,.settings-main,
.chat-title-wrap,.message-body,.tool-card,.home-list-item,dialog,dialog form{min-width:0;max-width:100%}
.settings-panel input,.settings-panel textarea,.settings-panel select,
dialog input,dialog textarea,dialog select{min-width:0;max-width:100%}
.home-stats button,.tool-card,.home-list-item,.theme-option,.integration-card{overflow:hidden}

/* Keep the conversation inside the viewport. Long messages scroll in their
   own pane while the header and composer remain reachable. */
.app-shell{
  height:100vh;
  height:100dvh;
  max-height:100dvh;
  min-height:0;
  grid-template-rows:minmax(0,1fr);
  overflow:hidden;
}
.workspace-rail,.sidebar,.details-panel{min-height:0}
.chat-panel{
  height:100%;
  min-height:0;
  overflow:hidden;
}
.messages{
  flex:1 1 0;
  min-height:0;
  overflow-x:hidden;
  overflow-y:auto;
  overscroll-behavior:contain;
  scrollbar-gutter:stable;
  scrollbar-width:thin;
  scrollbar-color:#aebbb5 transparent;
}
.chat-header,.composer-wrap,.announcement-banner{flex-shrink:0}
.messages::-webkit-scrollbar{width:10px}
.messages::-webkit-scrollbar-track{background:transparent}
.messages::-webkit-scrollbar-thumb{
  border:3px solid transparent;
  border-radius:999px;
  background:#aebbb5;
  background-clip:padding-box;
}
.messages::-webkit-scrollbar-thumb:hover{background-color:#87978f}
.bubble{
  max-width:100%;
  overflow-wrap:anywhere;
  word-break:break-word;
}
.composer-wrap{
  z-index:2;
  background:inherit;
}
body.dark .messages{scrollbar-color:#65736c transparent}
body.dark .messages::-webkit-scrollbar-thumb{background-color:#65736c}
body.dark .messages::-webkit-scrollbar-thumb:hover{background-color:#819189}

@media(max-width:720px){
  .chat-panel{position:relative}
  .chat-header.chat-only{
    position:-webkit-sticky;
    position:sticky;
    inset-block-start:0;
    top:0;
    z-index:7;
    flex:0 0 auto;
    min-height:calc(64px + env(safe-area-inset-top));
    height:calc(64px + env(safe-area-inset-top));
    padding:env(safe-area-inset-top) 12px 0;
    border-bottom:1px solid var(--line);
    background:var(--panel);
    box-shadow:0 5px 18px rgba(20,35,29,.08);
  }
  .messages{
    -webkit-overflow-scrolling:touch;
    touch-action:pan-y;
  }
  body.dark .chat-header.chat-only{box-shadow:0 5px 18px rgba(0,0,0,.24)}
  .sidebar-close,.mobile-menu{display:grid}
  .sidebar-header>div:first-child{min-width:0}
  .sidebar-header-actions,.header-actions{flex:0 0 auto}

  .sidebar-header h2{font-size:1.375rem}
  .sidebar-header .eyebrow{font-size:.6875rem}
  .sidebar-home-button strong{font-size:1rem}
  .sidebar-home-button small{font-size:.8125rem}
  .search-wrap input{font-size:1rem}
  .channel-section-title{font-size:.875rem}
  .channel-copy strong{font-size:1rem}
  .channel-copy span{font-size:.875rem}
  .profile-card strong{font-size:1rem}
  .profile-card span{font-size:.8125rem}
  .sidebar-tool-grid strong{font-size:.6875rem}

  .chat-title-wrap h1{font-size:1.125rem}
  .chat-title-wrap p{font-size:.8125rem}
  .date-divider{font-size:.75rem}
  .message-meta strong{font-size:.9375rem}
  .message-meta time{font-size:.75rem}
  .bubble,.composer textarea{font-size:1rem}
  .message-file strong,.message-file small,.upload-preview{font-size:.75rem}
  .message-retracted{font-size:.75rem}
  .search-results h3,.result-item{font-size:.875rem}
  .announcement-item strong,.announcement-item time{font-size:.75rem}

  .home-heading h1{font-size:1.1875rem}
  .home-heading .eyebrow{font-size:.625rem}
  .home-hero h2{font-size:1.375rem}
  .home-hero p{font-size:.875rem}
  .home-stats strong{font-size:1.375rem}
  .home-stats span{font-size:.6875rem}
  .home-card-heading h2{font-size:1.125rem}
  .home-list-item strong{font-size:.9375rem}
  .home-list-item small{font-size:.8125rem}
  .tool-card strong{font-size:.9375rem}
  .tool-card small{font-size:.75rem}

  .details-panel>header h3,.details-profile h2{font-size:1.125rem}
  .details-profile p,.section-heading{font-size:.875rem}
  .member{font-size:.8125rem}
  .member-button small{font-size:.6875rem}

  .settings-header h2{font-size:1.25rem}
  .settings-nav-item{flex-basis:6.5rem;min-height:3.75rem;font-size:.75rem}
  .settings-nav-item>svg{width:24px;height:24px;flex-basis:24px}
  .settings-lead,.settings-panel label{font-size:.9375rem}
  .settings-panel input,.settings-panel select,.settings-panel textarea{font-size:1rem}
  .settings-note strong{font-size:.875rem}
  .settings-note p,.integration-card p{font-size:.8125rem}
  .theme-option strong,.integration-card strong{font-size:.9375rem}
  .theme-option small{font-size:.8125rem}
  .profile-editor-head strong{font-size:1.125rem}
  .profile-editor-head span{font-size:.8125rem}

  .dialog-header h2{font-size:1.375rem}
  .dialog-description,dialog label,dialog legend{font-size:.875rem}
  dialog input,dialog textarea,dialog select{font-size:1rem}
  .dialog-actions .primary-button,.dialog-actions .secondary-button{font-size:.9375rem}
  .member-picker-toolbar span,.member-option-copy small{font-size:.75rem}
  .member-option-copy strong{font-size:.9375rem}
  .member-filter-empty{font-size:.875rem}
  .approval-item strong{font-size:.9375rem}
  .approval-item span{font-size:.75rem}
  .feedback-item-head strong,.feedback-item p{font-size:.875rem}
  .message-academic{font-size:.75rem}

  .format-toolbar{gap:5px;margin-bottom:6px}
  .format-toolbar label>span{display:none}
  .format-toolbar select{
    height:44px;
    min-height:44px;
    padding-left:7px;
    padding-right:22px;
    font-size:.8125rem;
  }
  .format-toolbar [data-format-size]{width:86px}
  .format-toolbar [data-format-font]{width:104px}
  .format-toolbar button{
    flex-basis:44px;
    width:44px;
    height:44px;
    min-width:44px;
    min-height:44px;
    font-size:.9375rem;
  }
  .fmt-size-small{font-size:.875rem!important}
  .fmt-size-normal{font-size:1rem!important}
  .fmt-size-large{font-size:1.125rem!important}
  .fmt-size-xlarge{font-size:1.3125rem!important}

  .icon-button{width:48px;height:48px;min-width:48px;min-height:48px;font-size:1.375rem}
  .action-button,.mobile-menu{width:46px;height:46px;min-width:46px;min-height:46px;font-size:1.25rem}
  .composer>button{width:46px;height:46px;min-width:46px;min-height:46px;flex-basis:46px;font-size:1.375rem}
  .message-actions button,.channel-pref,.schedule-item button,.busy-item button{
    width:44px;
    height:44px;
    min-width:44px;
    min-height:44px;
  }
  .password-toggle{right:2px;width:44px;height:44px;min-width:44px;min-height:44px;transform:translateY(-50%)}
  .login-card .password-field input,.register-dialog .password-field input{padding-right:54px}
  .dialog-header .icon-button,.settings-header .icon-button,.details-panel>header .icon-button{
    width:50px;
    height:50px;
    min-width:50px;
    min-height:50px;
  }
  .icon-button svg,.action-button svg,.mobile-menu svg,.composer>button svg,
  .password-toggle svg,.settings-nav-icon svg,.settings-nav-item>svg{width:24px;height:24px}
  .message-actions svg{width:22px;height:22px}
  .settings-nav-icon{width:24px;height:24px;flex-basis:24px}

  .channel-pref-actions{gap:4px}
  .channel-main{padding-right:104px}
  .emoji-picker button{min-width:44px;min-height:44px}
  .attach-menu button{min-height:58px;grid-template-columns:42px minmax(0,1fr);align-items:center}
  .attach-menu button>span{width:40px;height:40px;font-size:1.125rem}
  .attach-menu strong{font-size:.8125rem}
  .attach-menu small{font-size:.6875rem}
  .file-tabs button,.announcement-heading button,.announcement-actions button,
  .edit-group-button,.feedback-item>button{min-height:44px}
  .announcement-actions button[data-action="edit"],
  .announcement-actions button[data-action="retract"]{width:44px;min-width:44px;padding:0}
  .announcement-actions svg,.announcement-retracted svg,.message-retracted svg{width:22px;height:22px}
  .announcement-retracted{font-size:.875rem!important}
  .dialog-actions .primary-button,.dialog-actions .secondary-button{min-height:48px}
  .sidebar-tool-grid button{min-height:58px}

  .archive-zone{margin-top:16px;padding-top:14px}
  .archive-zone-title{font-size:.6875rem;padding-bottom:7px}
  .archive-toggle{min-height:48px;padding:9px 8px;font-size:.875rem}
  .archive-items{margin-left:5px;padding-left:6px}
  .archive-items .channel-main{min-height:58px}

  .profile-avatar-large{width:84px;height:84px}
  .profile-editor-head{align-items:center}
  .dialog-header{align-items:center}
}

@media(max-width:430px){
  .chat-header,.home-header{gap:6px}
  .header-actions{gap:3px}
  .home-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
  .home-stats button{padding:9px}
  dialog form,.approval-content{padding-left:16px;padding-right:16px}
  .dialog-header{gap:8px}
  .dialog-header h2{font-size:1.25rem}
  .dialog-actions>*{flex:1 1 7.5rem}
  .profile-editor-head{gap:12px}
  .profile-avatar-large{width:80px;height:80px}
  .integration-card{column-gap:9px;padding:10px}
  .tool-card{column-gap:9px}
  dialog .format-toolbar{gap:4px}
  dialog .format-toolbar [data-format-size]{width:76px}
  dialog .format-toolbar [data-format-font]{width:89px}
}

/* Workspace onboarding, account settings, and unread-attention states. */
#registerDialog{
  width:min(620px,calc(100vw - 32px));
  max-height:min(860px,calc(100dvh - 32px));
  overflow:hidden;
}
.register-dialog .approval-content{
  max-height:min(860px,calc(100dvh - 32px));
  overflow-x:hidden;
  overflow-y:auto;
  overscroll-behavior:contain;
  scrollbar-gutter:stable;
}
.register-dialog .form-grid,
.register-mode-panel,
.register-verify-row,
.workspace-confirm-card,
.workspace-invite-card,
.workspace-invite-actions,
.notification-permission-card{
  min-width:0;
  max-width:100%;
}
.register-dialog .form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.register-dialog label{min-width:0}
.register-dialog input,
.register-dialog select,
.register-dialog textarea{min-width:0;max-width:100%}

.register-mode-switch{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:4px;
  margin:0 0 15px;
  padding:4px;
  border:1px solid var(--line);
  border-radius:12px;
  background:color-mix(in srgb,var(--bg) 78%,var(--panel));
}
.register-mode-switch button{
  display:flex;
  align-items:center;
  justify-content:center;
  min-width:0;
  min-height:44px;
  padding:9px 12px;
  border:1px solid transparent;
  border-radius:9px;
  background:transparent;
  color:var(--muted);
  font-size:.8125rem;
  font-weight:800;
  line-height:1.3;
  overflow-wrap:anywhere;
  text-align:center;
}
.register-mode-switch button:hover{color:var(--accent);background:color-mix(in srgb,var(--accent-soft) 55%,transparent)}
.register-mode-switch button.selected{
  border-color:color-mix(in srgb,var(--accent) 35%,var(--line));
  background:var(--panel);
  color:var(--accent);
  box-shadow:0 2px 8px rgba(24,54,43,.09);
}
.register-mode-panel{margin-top:14px}
.register-mode-panel>label:first-child{margin-top:0}
.register-verify-row{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:stretch;
  gap:8px;
  margin-top:7px;
}
.register-dialog label .register-verify-row input{margin:0}
.register-verify-row .secondary-button{
  display:flex;
  align-items:center;
  justify-content:center;
  min-width:132px;
  min-height:44px;
  padding:9px 13px;
  white-space:normal;
  text-align:center;
}
.workspace-confirm-card{
  position:relative;
  display:grid;
  gap:4px;
  margin:11px 0 3px;
  padding:13px 14px 13px 45px;
  border:1px solid color-mix(in srgb,var(--accent) 40%,var(--line));
  border-radius:11px;
  background:color-mix(in srgb,var(--accent-soft) 65%,var(--panel));
}
.workspace-confirm-card:before{
  content:"✓";
  position:absolute;
  top:14px;
  left:14px;
  display:grid;
  place-items:center;
  width:22px;
  height:22px;
  border-radius:50%;
  background:var(--accent);
  color:#fff;
  font-size:.75rem;
  font-weight:900;
  line-height:1;
}
.workspace-confirm-card span,
.workspace-confirm-card strong,
.workspace-confirm-card small{display:block;min-width:0;overflow-wrap:anywhere}
.workspace-confirm-card span{
  color:var(--muted);
  font-size:.6875rem;
  font-weight:750;
  letter-spacing:.02em;
}
.workspace-confirm-card strong{color:var(--text);font-size:.9375rem;line-height:1.35}
.workspace-confirm-card small{
  margin:0;
  color:var(--muted);
  font-size:.75rem;
  line-height:1.4;
  text-align:left;
}
#registerJoinId,
#registerCustomJoinId,
#customWorkspaceJoinId,
#workspaceJoinIdDisplay{
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
  font-variant-numeric:tabular-nums;
  letter-spacing:.025em;
}

.workspace-invite-card{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:7px 14px;
  align-items:center;
  padding:16px;
  border-color:color-mix(in srgb,var(--accent) 30%,var(--line));
  background:color-mix(in srgb,var(--accent-soft) 45%,var(--panel));
}
.workspace-invite-card>strong,
.workspace-invite-card>p{grid-column:1;min-width:0}
.workspace-invite-card>p{margin:0}
.workspace-invite-card>p:first-of-type{margin-top:2px}
.workspace-invite-card code{
  display:inline-block;
  max-width:100%;
  padding:7px 9px;
  border:1px solid color-mix(in srgb,var(--accent) 28%,var(--line));
  border-radius:8px;
  background:var(--panel);
  color:var(--accent);
  font-size:.9375rem;
  font-weight:850;
  line-height:1.35;
  overflow-wrap:anywhere;
  word-break:break-word;
  user-select:all;
}
.workspace-invite-card #copyWorkspaceJoinId{
  grid-column:2;
  grid-row:1/4;
  align-self:center;
  min-height:44px;
  white-space:nowrap;
}
.workspace-invite-actions{
  display:grid;
  grid-template-columns:auto minmax(180px,1fr) auto;
  align-items:end;
  gap:10px;
  margin-top:14px;
}
.workspace-invite-actions>label{min-width:0;margin:0}
.workspace-invite-actions>.secondary-button{
  min-height:44px;
  padding-inline:13px;
  white-space:normal;
}
.settings-panel>.privacy-note{max-width:100%;overflow-wrap:anywhere}

.notification-permission-card{
  position:relative;
  min-height:104px;
  padding:16px 16px 16px 64px;
  border-color:color-mix(in srgb,var(--accent) 32%,var(--line));
  background:linear-gradient(135deg,color-mix(in srgb,var(--accent-soft) 64%,var(--panel)),var(--panel));
}
.notification-permission-card:before{
  content:"";
  position:absolute;
  top:17px;
  left:16px;
  width:32px;
  height:32px;
  border:2px solid var(--accent);
  border-radius:50% 50% 44% 44%;
  background:
    radial-gradient(circle at 50% 73%,var(--accent) 0 2px,transparent 3px),
    linear-gradient(var(--accent),var(--accent)) 50% 9px/2px 13px no-repeat,
    linear-gradient(var(--accent),var(--accent)) 9px 21px/14px 2px no-repeat;
  opacity:.9;
}
.notification-permission-card #notificationPermissionStatus{
  margin-top:7px;
  color:var(--accent);
  font-size:.875rem;
  font-weight:850;
}
.notification-permission-card #notificationPermissionDescription{
  max-width:48rem;
  overflow-wrap:anywhere;
}
.notification-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:20px}
.notification-actions button{min-height:44px;margin:0}
#testAppBadge[disabled]{opacity:.55;cursor:not-allowed}

#homeRailButton,
#sidebarHomeButton{position:relative;overflow:visible}
.attention-badge{
  position:absolute;
  z-index:2;
  display:grid;
  place-items:center;
  min-width:19px;
  height:19px;
  padding:0 5px;
  border:2px solid var(--rail);
  border-radius:999px;
  background:#d74f43;
  color:#fff;
  box-shadow:0 2px 7px rgba(80,18,13,.32);
  font:850 .5625rem/1 Inter,"Noto Sans SC",system-ui,sans-serif;
  font-style:normal;
  font-variant-numeric:tabular-nums;
  pointer-events:none;
}
#homeRailAttentionBadge{top:-4px;right:-5px}
#sidebarAttentionBadge{
  top:7px;
  right:8px;
  border-color:var(--sidebar);
}
#sidebarHomeButton{padding-right:38px}

#academicPreview{
  color:var(--accent);
  font-size:.875rem;
  font-weight:850;
  overflow-wrap:anywhere;
}
#registerAcademicTrack,
#academicTrackSelect,
#registerEntryYear,
#entryYearInput,
#registerAcademicLabel,
#academicLabelInput{min-height:44px}
#registerEntryYear,
#entryYearInput{font-variant-numeric:tabular-nums}

body.dark .register-mode-switch{background:#1a201e;border-color:#44504a}
body.dark .register-mode-switch button{color:#bdc8c2}
body.dark .register-mode-switch button:hover{background:#29342f;color:#b8f0d7}
body.dark .register-mode-switch button.selected{
  border-color:#5e9f89;
  background:#29483d;
  color:#c8f5e1;
  box-shadow:none;
}
body.dark .workspace-confirm-card,
body.dark .workspace-invite-card{
  border-color:#4e796a;
  background:#253a32;
}
body.dark .workspace-confirm-card strong{color:#f2f7f4}
body.dark .workspace-invite-card code{background:#1d2622;border-color:#4e796a;color:#aee7cf}
body.dark .notification-permission-card{
  border-color:#4e796a;
  background:linear-gradient(135deg,#253a32,#252d2a);
}
body.dark #sidebarAttentionBadge{border-color:#252a27}

@media(max-width:720px){
  #registerDialog{
    width:calc(100vw - 20px);
    max-height:calc(100dvh - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 20px);
  }
  .register-dialog .approval-content{
    max-height:calc(100dvh - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 20px);
    padding:20px;
    scrollbar-gutter:auto;
  }
  .register-dialog .form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .register-mode-switch{margin-bottom:14px}
  .register-mode-switch button{min-height:48px;padding:9px 8px;font-size:.875rem}
  .register-verify-row .secondary-button,
  .workspace-invite-card #copyWorkspaceJoinId,
  .workspace-invite-actions>.secondary-button,
  .notification-actions button{min-height:48px;font-size:.9375rem}
  .workspace-confirm-card{padding:14px 14px 14px 47px}
  .workspace-confirm-card:before{top:15px}
  .workspace-confirm-card span{font-size:.75rem}
  .workspace-confirm-card strong{font-size:1rem}
  .workspace-confirm-card small{font-size:.8125rem}
  .workspace-invite-actions{grid-template-columns:minmax(0,1fr) auto}
  .workspace-invite-actions>#generateWorkspaceJoinId{grid-column:1/-1}
  .workspace-invite-actions>label{grid-column:1}
  .workspace-invite-actions>#useCustomWorkspaceJoinId{grid-column:2}
  .notification-permission-card{padding-left:64px}
  .attention-badge{min-width:20px;height:20px;font-size:.625rem}
  #sidebarAttentionBadge{top:8px;right:9px}
  #sidebarHomeButton{padding-right:40px}
  #registerAcademicTrack,
  #academicTrackSelect,
  #registerEntryYear,
  #entryYearInput,
  #registerAcademicLabel,
  #academicLabelInput{min-height:48px}
}

@media(max-width:430px){
  .register-dialog .approval-content{padding-left:16px;padding-right:16px}
  .register-dialog .dialog-header{align-items:center}
  .register-dialog .dialog-header-actions{flex:0 0 auto}
  .register-dialog .dialog-header-actions select{
    width:96px;
    min-width:0;
    min-height:44px;
    padding-left:9px;
    padding-right:24px;
  }
  .register-dialog .form-grid{grid-template-columns:1fr}
  .register-mode-switch button{padding-inline:6px;font-size:.8125rem}
  .register-verify-row{grid-template-columns:1fr}
  .register-verify-row .secondary-button{width:100%;min-width:0}
  .workspace-invite-card{grid-template-columns:1fr}
  .workspace-invite-card>strong,
  .workspace-invite-card>p,
  .workspace-invite-card #copyWorkspaceJoinId{grid-column:1;grid-row:auto}
  .workspace-invite-card #copyWorkspaceJoinId{width:100%;margin-top:5px}
  .workspace-invite-actions{grid-template-columns:1fr}
  .workspace-invite-actions>#generateWorkspaceJoinId,
  .workspace-invite-actions>label,
  .workspace-invite-actions>#useCustomWorkspaceJoinId{grid-column:1}
  .workspace-invite-actions>.secondary-button{width:100%}
  .notification-actions{display:grid;grid-template-columns:1fr}
  .notification-actions button{width:100%}
  .notification-permission-card{min-height:0;padding:58px 14px 15px}
  .notification-permission-card:before{top:15px;left:14px}
}

/* Notice summaries and on-demand whole-item text formatting. */
.format-toolbar-toggle{
  display:flex;
  align-items:center;
  gap:7px;
  min-height:34px;
  margin:0 0 7px;
  padding:5px 9px;
  border:1px solid var(--line);
  border-radius:9px;
  background:var(--panel);
  color:var(--muted);
  font-size:.75rem;
  font-weight:750;
  text-align:left;
}
.format-toolbar-toggle:hover,
.format-toolbar-toggle[aria-expanded="true"],
.format-toolbar-toggle.has-format{
  border-color:color-mix(in srgb,var(--accent) 55%,var(--line));
  color:var(--accent);
  background:var(--accent-soft);
}
.format-toolbar-toggle svg,
.format-toolbar [data-format-copy] svg,
.format-toolbar [data-format-paste] svg{
  display:block;
  width:18px;
  height:18px;
  fill:none;
  stroke:currentColor;
  stroke-width:1.8;
  stroke-linecap:round;
  stroke-linejoin:round;
  pointer-events:none;
}
.format-toolbar-toggle>small{
  min-width:0;
  margin-left:auto;
  overflow:hidden;
  color:inherit;
  font-size:.6875rem;
  font-weight:650;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.composer-wrap>.format-toolbar-toggle{
  width:min(780px,100%);
  margin-left:auto;
  margin-right:auto;
}
.format-toolbar{
  padding:7px;
  border:1px solid var(--line);
  border-radius:10px;
  background:color-mix(in srgb,var(--panel) 93%,var(--bg));
}
.format-toolbar-note{
  flex:1 1 100%;
  padding:1px 2px 0;
  color:var(--muted);
  font-size:.625rem;
  font-weight:650;
}
.format-toolbar button:disabled{
  cursor:not-allowed;
  opacity:.38;
}
.format-toolbar button.copied{
  border-color:var(--accent);
  color:var(--accent);
  background:var(--accent-soft);
}
body.dark .format-toolbar-toggle{
  background:#252d2a;
  border-color:#526059;
  color:#c6d0cb;
}
body.dark .format-toolbar-toggle:hover,
body.dark .format-toolbar-toggle[aria-expanded="true"],
body.dark .format-toolbar-toggle.has-format{
  background:#29483d;
  border-color:#65b89c;
  color:#b8f0d7;
}
body.dark .format-toolbar{background:#212825;border-color:#46524c}

.announcement-banner{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  grid-template-rows:auto auto;
  gap:7px 14px;
  align-items:center;
  padding:11px 12px;
  color:#5d4a18;
  box-shadow:0 5px 18px rgba(76,60,18,.06);
}
.announcement-banner-heading{
  display:flex;
  align-items:center;
  gap:9px;
  min-width:0;
}
.announcement-banner-icon{
  display:grid;
  place-items:center;
  flex:0 0 34px;
  width:34px;
  height:34px;
  border-radius:9px;
  background:#f8e8b7;
  font-size:1rem!important;
}
.announcement-banner-heading>span:last-child{min-width:0}
.announcement-banner-heading strong{
  display:block;
  overflow:hidden;
  color:inherit;
  font-size:.8125rem!important;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.announcement-banner-heading time{
  display:block;
  margin-top:2px;
  color:#8b7950;
  font-size:.6875rem;
}
.announcement-banner-excerpt{
  display:-webkit-box;
  grid-column:1;
  margin:0 0 0 43px;
  overflow:hidden;
  color:#776534;
  font-size:.8125rem!important;
  line-height:1.45;
  white-space:pre-wrap;
  overflow-wrap:anywhere;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:3;
}
.announcement-banner-view{
  grid-column:2;
  grid-row:1/3;
  align-self:center;
  min-height:36px;
  padding:7px 11px;
  border:1px solid #d8c585;
  border-radius:9px;
  background:#fffdf6;
  color:#6d561b;
  font-size:.75rem;
  font-weight:800;
  white-space:nowrap;
}
.announcement-banner-view:hover{background:#f7eccb}
body.dark .announcement-banner{
  border-color:#655a36;
  background:#2c2a22;
  color:#f0d98e;
  box-shadow:none;
}
body.dark .announcement-banner-icon{background:#473e23}
body.dark .announcement-banner-heading time,
body.dark .announcement-banner-excerpt{color:#c9bc91}
body.dark .announcement-banner-view{
  border-color:#75683f;
  background:#343229;
  color:#f0d98e;
}
body.dark .announcement-banner-view:hover{background:#413b28}
.announcement-item.notice-focus{
  animation:notice-focus 1.2s ease;
}
@keyframes notice-focus{
  0%,55%{box-shadow:0 0 0 3px color-mix(in srgb,#e2a637 55%,transparent)}
  100%{box-shadow:none}
}

.home-notice-item{min-height:78px}
.home-notice-item.is-unread{
  border-color:color-mix(in srgb,#dba12e 45%,var(--line));
  background:color-mix(in srgb,#fff5d9 48%,var(--panel));
}
.home-notice-item.is-read .home-list-icon.notice{
  background:var(--bg);
  color:var(--muted);
}
.home-notice-copy{min-width:0}
.home-notice-item .home-notice-excerpt{
  display:-webkit-box;
  margin-top:4px;
  overflow:hidden;
  color:var(--text);
  font-size:.75rem!important;
  line-height:1.35;
  text-overflow:clip;
  white-space:normal;
  overflow-wrap:anywhere;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:2;
}
.home-notice-item .home-notice-meta{
  margin-top:4px;
  color:var(--muted);
  font-size:.6875rem;
  white-space:normal;
}
body.dark .home-notice-item.is-unread{
  border-color:#665a36;
  background:#2d2b23;
}
.tool-card{position:relative}
.tool-badge{
  position:absolute;
  top:8px;
  right:8px;
  display:grid;
  place-items:center;
  min-width:20px;
  height:20px;
  padding:0 5px;
  border-radius:10px;
  background:#c04e42;
  color:#fff;
  font-size:.625rem;
  font-weight:850;
  line-height:1;
}

@media(max-width:720px){
  .format-toolbar-toggle{
    min-height:44px;
    padding:8px 10px;
    font-size:.875rem;
  }
  .format-toolbar-toggle>small{font-size:.75rem}
  .format-toolbar{padding:8px}
  .format-toolbar-note{font-size:.6875rem}
  .announcement-banner{
    margin:9px 10px 0;
    padding:11px;
  }
  .announcement-banner-heading strong{font-size:.875rem!important}
  .announcement-banner-heading time{font-size:.75rem}
  .announcement-banner-excerpt{
    margin-left:43px;
    font-size:.875rem!important;
  }
  .announcement-banner-view{
    min-height:44px;
    font-size:.8125rem;
  }
  .home-notice-item{min-height:86px}
  .home-notice-item .home-notice-excerpt{font-size:.8125rem!important}
  .home-notice-item .home-notice-meta{font-size:.75rem}
}

@media(max-width:430px){
  .format-toolbar-toggle>small{max-width:48%}
  dialog .format-toolbar{gap:5px}
  .announcement-banner{
    grid-template-columns:minmax(0,1fr);
    grid-template-rows:auto auto auto;
  }
  .announcement-banner-excerpt{
    grid-column:1;
    margin-left:43px;
  }
  .announcement-banner-view{
    grid-column:1;
    grid-row:3;
    justify-self:end;
  }
}

/* Collaboration workspace: desktop panes and a separate mobile navigation flow. */
body{font-family:"Segoe UI Variable","Segoe UI",Inter,"Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
body.dark{--bg:#111c16;--panel:#19271f;--sidebar:#1e2e24;--rail:#0e2018;--text:#edf5ef;--muted:#a3b6a8;--line:#334a3b;--accent:#7ad2a4;--accent-soft:#294c38;--hover:#293e30;--shadow:0 18px 60px #050e0966}
.app-shell{grid-template-columns:76px 280px minmax(0,1fr);background:var(--bg)}
.app-shell.details-open{grid-template-columns:76px 280px minmax(0,1fr) 310px}
.app-shell .workspace-rail{padding:16px 7px 18px;gap:4px;background:var(--rail);border-right:1px solid #ffffff0d}
.workspace-logo{width:42px;height:42px;border-radius:12px;background:#e2f2e8;box-shadow:0 3px 8px #0002}
.rail-brand{font-size:11px;color:#d7eadf;font-weight:750;letter-spacing:.03em;margin:3px 0 18px}
.rail-nav{gap:6px}
.rail-nav-button{position:relative;width:60px;height:62px;gap:5px;align-content:center;border-radius:10px;color:#a6c1b3}
.rail-nav-button .rail-label{font-size:10px;line-height:1.1;font-weight:600;max-width:100%;padding:0 2px;text-align:center;overflow-wrap:anywhere}
.rail-nav-button.selected{background:#ffffff18;color:#d8fbe6}
.rail-nav-button.selected:before{content:"";position:absolute;left:-7px;top:18px;bottom:18px;width:3px;border-radius:0 3px 3px 0;background:#92e3b5}
.rail-nav-button:hover{background:#ffffff12;color:#fff}
.app-shell .sidebar{background:var(--sidebar);border-color:var(--line)}
.sidebar-header{height:84px;padding:18px 16px;gap:10px}
.sidebar-header h2{font-size:16px;line-height:1.35;margin-top:6px}
.sidebar-header h2 #workspaceName{color:var(--text)}
.app-shell #workspaceName{display:inline}
.sidebar-header .eyebrow{font-size:9px;color:var(--muted);letter-spacing:.14em}
.sidebar-header .icon-button{width:30px;height:32px;background:transparent;border-color:transparent}
.sidebar-home-button{margin:0 12px 12px;min-height:44px;padding:8px 12px;border-radius:8px;border-color:transparent;gap:10px}
.sidebar-home-button strong{font-size:13px}.sidebar-home-button small{font-size:10px}
.search-wrap{margin:0 14px 17px;padding:9px 10px;min-height:38px;border-radius:8px;background:var(--panel);border-color:var(--line);box-shadow:0 1px 2px #102a1903}
.search-wrap input{font-size:12px}.search-wrap kbd{font-family:inherit;font-size:9px;background:var(--sidebar);border-color:var(--line);white-space:nowrap}
.conversation-heading{padding:0 18px 8px;display:flex;align-items:center;justify-content:space-between;gap:8px}
.conversation-heading h3{font-size:14px;letter-spacing:-.015em;margin:0}
.conversation-filters{display:flex;gap:3px}
.conversation-filters button{font-size:11px;min-height:28px;padding:3px 9px;border:1px solid transparent;border-radius:6px;background:transparent;color:var(--muted)}
.conversation-filters button.selected{background:var(--panel);color:var(--accent);border-color:var(--line);font-weight:700}
.channel-list{padding:0 9px 20px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.channel-section-title{padding:15px 10px 7px;font-size:11px;letter-spacing:.02em;color:var(--muted)}
.channel-item{border-radius:8px;margin:3px 0;transition:background .15s}
.app-shell .channel-item.selected{background:var(--accent-soft);box-shadow:inset 3px 0 var(--accent)}
.channel-main{min-height:58px;padding:9px 10px;gap:10px}
.channel-icon{height:33px;width:33px;border-radius:10px;background:var(--panel);border:1px solid var(--line);color:var(--accent)}
.channel-copy strong{font-size:13px;font-weight:650}.channel-copy span{font-size:11px;color:var(--muted);margin-top:4px}
.channel-pref-actions{background:var(--sidebar)}.channel-item.selected .channel-pref-actions{background:var(--accent-soft)}
.channel-item:focus-within .channel-pref-actions{display:flex}
.unread{font-size:10px;font-style:normal;min-width:19px;height:19px;background:#176b4c;color:#fff;padding:0 4px}
.unread-filter .archive-zone{display:none}
.profile-card{padding:14px 18px;min-height:72px;border-color:var(--line);cursor:pointer;background:color-mix(in srgb,var(--panel) 55%,var(--sidebar))}
.profile-card strong{font-size:13px}.profile-card span{font-size:11px}
.app-shell .chat-panel,.app-shell .home-view{background:var(--panel)}
.chat-header,.home-header{height:76px;padding:0 30px;border-bottom:1px solid var(--line);background:var(--panel);box-shadow:none}
.chat-avatar{width:38px;height:38px;border-radius:10px;font-size:17px;background:var(--accent-soft);color:var(--accent)}
.chat-title-wrap h1{font-size:17px;font-weight:700;letter-spacing:-.015em}.chat-title-wrap p{font-size:12px;margin-top:5px}
.header-actions{gap:7px}.header-actions .action-button{display:grid;place-items:center;width:36px;height:36px;border-color:transparent;border-radius:8px;background:transparent;color:var(--muted)}
.header-actions .action-button:hover,.header-actions .action-button.active{background:var(--accent-soft);color:var(--accent)}
.action-button svg,.mobile-bottom-nav svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.home-header{background:var(--panel)}.home-heading h1{font-size:21px;letter-spacing:-.035em;font-weight:650}.home-heading p{font-size:12px}.home-heading .eyebrow{color:var(--muted);font-size:9px;letter-spacing:.1em}
.home-scroll{background:var(--bg);padding:28px clamp(24px,3vw,44px) 36px}
.home-hero{grid-template-columns:1fr;gap:20px;border:0;border-radius:0;background:transparent;padding:0;box-shadow:none}
.home-hero>div:first-child>.eyebrow{display:none}.home-hero h2{font-size:25px;letter-spacing:-.045em;font-weight:650;margin:0 0 7px}.home-hero p{font-size:13px;line-height:1.6}
.home-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.home-stats button{min-height:100px;padding:18px 20px;border:1px solid var(--line);border-radius:12px;background:var(--panel);position:relative;box-shadow:0 2px 4px #132d1b03}
.home-stats button:after{content:"↗";position:absolute;right:18px;top:18px;color:var(--muted);font-size:16px}
.home-stats strong{font-size:29px;letter-spacing:-.04em;font-weight:650;color:var(--text)}.home-stats span{font-size:12px;color:var(--muted);margin-top:9px}
.home-content-grid{gap:14px;margin-top:20px}.home-card,.home-tools{border-radius:12px;padding:21px;background:var(--panel);border-color:var(--line);box-shadow:none}
.home-card-heading{margin-bottom:14px}.home-card-heading h2{font-size:15px;letter-spacing:-.02em;margin-top:4px}.home-card-heading .eyebrow{font-size:9px;color:var(--muted);letter-spacing:.1em}
.home-list-item{padding:10px 4px;min-height:64px;border-radius:8px}.home-list-item strong{font-size:13px}.home-list-item small{font-size:11px}.home-list-icon{width:34px;height:34px;border-radius:9px}
.home-tools{margin-top:20px}.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.tool-card{min-height:85px;grid-template-columns:38px minmax(0,1fr);padding:12px;border-radius:9px;box-shadow:none}.tool-icon{width:38px;height:38px;border-radius:10px}.tool-card strong{font-size:12px}.tool-card small{font-size:11px}.tool-card i{font-size:9px}
.details-panel{background:var(--panel);border-color:var(--line);overflow-y:auto;box-shadow:none}.details-panel>header{height:76px;min-height:76px}.details-profile{padding:26px 20px}.details-profile h2{font-size:17px}.details-profile p{font-size:12px;line-height:1.7}.detail-section{padding:18px 18px 10px}.section-heading{font-size:12px}
.mobile-bottom-nav{display:none}
.app-shell button:focus-visible,.app-shell input:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
body.dark .app-shell .sidebar,body.dark .app-shell .profile-card{background:var(--sidebar)}
body.dark .app-shell .chat-panel,body.dark .app-shell .chat-header,body.dark .app-shell .home-header,body.dark .app-shell .details-panel,body.dark .app-shell .home-card,body.dark .app-shell .home-tools,body.dark .app-shell .tool-card,body.dark .app-shell .home-stats button{background:var(--panel);border-color:var(--line)}
body.dark .app-shell .home-view,body.dark .app-shell .home-scroll{background:var(--bg)}
body.dark .app-shell .home-hero{background:transparent;border:0}
body.dark .app-shell .search-wrap,body.dark .app-shell .channel-icon{background:var(--panel);border-color:var(--line)}
body.dark .app-shell .header-actions .action-button{background:transparent;color:var(--muted)}
body.dark .app-shell .header-actions .action-button:hover{background:var(--accent-soft);color:var(--accent)}
@media(min-width:721px){
  .app-shell .messages{padding:24px 30px 20px}
  .app-shell .message-row,.app-shell .message-row.mine{flex-direction:row;gap:12px;margin:0 0 22px}
  .app-shell .message-row .message-body{max-width:min(820px,calc(100% - 54px));flex:1}
  .app-shell .message-row .message-meta{justify-content:flex-start;margin:0 0 5px}
  .app-shell .message-meta strong{font-size:13px;font-weight:650}.app-shell .message-meta time{font-size:11px}
  .app-shell .message-row .bubble,body.dark .app-shell .message-row .bubble{border:0;background:transparent;border-radius:0;box-shadow:none;padding:0;font-size:14px;line-height:1.65}
  .app-shell .message-row>.avatar{width:36px;height:36px;border-radius:10px}
  .app-shell .message-actions{position:absolute;right:0;top:-8px;opacity:0;margin:0;background:var(--panel);border-radius:7px;box-shadow:0 2px 8px #1232;padding:3px}
  .app-shell .message-row:hover .message-actions,.app-shell .message-row:focus-within .message-actions{opacity:1}
  .app-shell .message-actions button{width:29px;height:29px}
  .date-divider{font-size:10px;margin-bottom:28px;color:var(--muted)}
  .date-divider span{border:1px solid var(--line);border-radius:20px;padding:6px 14px;background:var(--panel)}
  .app-shell .composer-wrap{padding:8px 30px 18px;background:var(--panel)}
  .app-shell .composer{border:1px solid var(--line);box-shadow:0 2px 6px #14231a05;border-radius:11px;background:var(--panel);min-height:62px;padding:8px}
  .app-shell .composer:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}
  .app-shell .composer textarea{font-size:14px;padding:10px;min-height:42px}
  .app-shell .composer>button{height:40px;width:40px}.app-shell .composer .send-button{background:#176b4c;color:white;border-radius:8px}
  .app-shell .format-toolbar-toggle{border:0;background:transparent;box-shadow:none;padding:5px 2px;margin-bottom:5px;font-size:11px;color:var(--muted)}
  .app-shell .composer-wrap>p{text-align:right;font-size:10px;color:var(--muted);margin-top:8px}
  .sidebar-close,.mobile-menu{display:none!important}
}
@media(min-width:721px) and (max-width:1199px){
  .app-shell,.app-shell.details-open{grid-template-columns:70px 250px minmax(0,1fr)}
  .app-shell .workspace-rail{padding-left:5px;padding-right:5px}
  .app-shell.details-open .details-panel{position:fixed;inset:0 0 0 auto;width:310px;z-index:40;display:flex;box-shadow:-20px 0 60px #071a1633}
  .home-scroll{padding:22px}.home-card,.home-tools{padding:16px}.home-hero h2{font-size:23px}
}
@media(max-width:720px){
  .app-shell,.app-shell.details-open{display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr) calc(64px + env(safe-area-inset-bottom));background:var(--panel)}
  .app-shell[data-mobile-page="chat"]{grid-template-rows:minmax(0,1fr)}
  .app-shell .workspace-rail,.app-shell .sidebar-backdrop,.app-shell.sidebar-open .sidebar-backdrop,.app-shell .sidebar-tools-mobile,.app-shell .sidebar-home-button,.app-shell .sidebar-close,.app-shell .profile-card{display:none!important}
  .app-shell .sidebar{display:none;position:relative;inset:auto;grid-column:1;grid-row:1;width:100%;max-width:none;transform:none;transition:none;box-shadow:none;border:0;background:var(--panel);height:100%;overflow:hidden}
  .app-shell.sidebar-open .sidebar{display:flex;transform:none}
  .app-shell.sidebar-open .chat-panel{display:none}
  .app-shell .chat-panel{grid-column:1;grid-row:1}
  .app-shell .mobile-bottom-nav{grid-column:1;grid-row:2;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;padding:4px 7px env(safe-area-inset-bottom);border-top:1px solid var(--line);background:var(--panel);z-index:15}
  .app-shell[data-mobile-page="chat"] .mobile-bottom-nav{display:none}
  .mobile-bottom-nav button{position:relative;border:0;background:transparent;color:var(--muted);min-width:0;min-height:56px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:5px;padding:5px 1px}
  .mobile-bottom-nav button[aria-current="page"]{color:var(--accent);background:var(--accent-soft)}
  .mobile-bottom-nav span,.mobile-bottom-nav strong{font-size:10px;font-weight:600;line-height:1.15;white-space:nowrap}.mobile-bottom-nav svg{height:22px;width:22px}
  .mobile-bottom-nav .attention-badge{top:3px;right:8px;min-width:17px;height:17px;font-size:9px;font-style:normal}
  .app-shell .sidebar-header{height:calc(82px + env(safe-area-inset-top));min-height:calc(82px + env(safe-area-inset-top));padding:calc(16px + env(safe-area-inset-top)) 20px 14px}
  .sidebar-header h2{font-size:23px;letter-spacing:-.04em}.sidebar-header .eyebrow{font-size:10px}
  .sidebar-header-actions .icon-button{height:44px;width:40px;background:var(--accent-soft);color:var(--accent);border:0;font-size:24px}
  .app-shell .search-wrap{margin:3px 18px 18px;min-height:46px;padding:11px 12px;background:var(--bg);border:0;border-radius:10px}
  .search-wrap input{font-size:16px}.search-wrap kbd{display:none}
  .conversation-heading{padding:0 20px 8px}.conversation-heading h3{font-size:19px}.conversation-filters{gap:5px}.conversation-filters button{font-size:12px;min-height:36px;padding:6px 12px}
  .app-shell .channel-list{padding:0 10px 20px}.channel-section-title{font-size:12px;padding:18px 11px 7px}
  .app-shell .channel-item{border-radius:11px;margin:3px 0}.app-shell .channel-main{min-height:78px;padding:12px 13px;gap:12px}
  .app-shell .channel-icon{width:45px;height:45px;border-radius:14px;font-size:18px}
  .channel-copy strong{font-size:15px}.channel-copy span{font-size:12px;margin-top:6px}
  .app-shell .channel-pref-actions{display:none}.app-shell .channel-item:focus-within .channel-pref-actions{display:flex;right:8px}.app-shell .channel-item:focus-within .channel-copy{padding-right:64px}
  .app-shell .channel-item .unread,.app-shell .channel-item:hover .unread{position:static;transform:none;visibility:visible;min-width:21px;height:21px;font-size:11px}
  .app-shell .archive-zone{margin-top:16px}.archive-zone-title{font-size:10px}
  .app-shell .home-header{height:calc(83px + env(safe-area-inset-top));min-height:calc(83px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 20px 0;gap:10px}
  .app-shell #homeMobileMenu{display:none}.home-profile-button{width:40px;height:40px}.home-heading h1{font-size:21px}.home-heading .eyebrow{font-size:9px}.home-heading p{display:none}
  .app-shell .home-scroll{padding:22px 18px 28px}.home-hero{gap:18px}.home-hero h2{font-size:24px;max-width:280px;line-height:1.2}.home-hero p{font-size:12px;line-height:1.65}
  .home-stats{gap:8px}.home-stats button{padding:14px 12px;min-height:96px;border-radius:11px}.home-stats button:after{font-size:12px;right:10px;top:12px}.home-stats strong{font-size:26px}.home-stats span{font-size:10px;line-height:1.25}
  .home-content-grid{grid-template-columns:1fr;margin-top:15px;gap:12px}.home-card,.home-tools{padding:18px;border-radius:12px}.home-card-heading h2{font-size:16px}.home-list-item strong{font-size:13px}.home-list-item small{font-size:11px}
  .tool-grid{grid-template-columns:1fr}.tool-card{grid-template-columns:38px minmax(0,1fr) auto;min-height:76px;gap:9px}.tool-card strong{font-size:13px}.tool-card small{font-size:11px}.tool-card i{grid-column:3;font-size:9px}.tool-icon{height:38px;width:38px}
  .app-shell .chat-header.chat-only{height:calc(70px + env(safe-area-inset-top));min-height:calc(70px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 8px 0;gap:4px;background:var(--panel);box-shadow:none;border-bottom:1px solid var(--line)}
  .app-shell #mobileMenu{display:grid;width:40px;min-width:40px;flex-basis:40px;height:44px;padding:8px;color:var(--accent)}
  .chat-title-wrap{gap:7px}.app-shell .chat-avatar{width:34px;height:34px;flex:0 0 34px;border-radius:10px}.chat-title-wrap h1{font-size:15px}.chat-title-wrap p{font-size:10px;margin-top:4px}
  .app-shell .header-actions{gap:0}.app-shell .header-actions .action-button{display:grid;width:42px;height:44px;font-size:18px}.app-shell .header-actions #announcementButton{display:none}
  .app-shell .messages{padding:18px 13px;background:var(--bg);scrollbar-gutter:auto}.app-shell .message-row{gap:8px;margin-bottom:21px}.app-shell .message-row>.avatar{width:31px;height:31px;border-radius:10px;font-size:11px}.app-shell .message-body{max-width:calc(100% - 39px)}
  .app-shell .message-meta strong{font-size:12px}.app-shell .message-meta time{font-size:10px}.app-shell .bubble{font-size:14px;line-height:1.6;padding:10px 12px;border-color:var(--line);background:var(--panel);box-shadow:none}.app-shell .message-row.mine .bubble{background:var(--accent-soft);border-color:transparent}
  .app-shell .message-actions button{width:32px;height:30px;font-size:13px}.app-shell .date-divider{font-size:10px;margin-bottom:20px;color:var(--muted)}
  .app-shell .composer-wrap{padding:6px 10px calc(9px + env(safe-area-inset-bottom));background:var(--panel);border-top:1px solid var(--line)}
  .app-shell .composer{min-height:54px;border-radius:12px;border:1px solid var(--line);padding:4px;background:var(--panel);box-shadow:none}.app-shell .composer textarea{font-size:16px;min-height:44px;padding:11px 5px}.app-shell .composer>button{width:40px;height:44px}.app-shell .composer .send-button{border-radius:9px;background:#176b4c;color:#fff}.app-shell .composer-wrap>p{display:none}
  .app-shell .format-toolbar-toggle{padding:3px 3px 6px;border:0;background:transparent;min-height:28px;font-size:10px;box-shadow:none;color:var(--muted)}
  .app-shell .format-toolbar-toggle small{font-size:9px}
  .app-shell .details-panel,.app-shell.details-open .details-panel{position:fixed;inset:0;z-index:40;width:100%;padding:env(safe-area-inset-top) 0 env(safe-area-inset-bottom);background:var(--panel)}
  .app-shell .details-panel>header{height:66px;min-height:66px}.app-shell .details-panel .icon-button{height:44px;width:44px}.details-profile p{font-size:13px}
  .toast{z-index:80;bottom:calc(82px + env(safe-area-inset-bottom))}
  .search-results{max-width:calc(100vw - 36px);max-height:calc(100dvh - 245px)}
}
@media(max-width:380px){
  .app-shell .chat-avatar{display:none}.home-heading h1{font-size:18px}.sidebar-header h2{font-size:20px}.mobile-bottom-nav span,.mobile-bottom-nav strong{font-size:9px}.home-stats button{padding:13px 9px}.home-stats span{font-size:9px}.home-hero h2{font-size:22px}
  .app-shell .header-actions .action-button{width:40px}.chat-title-wrap h1{font-size:14px}.app-shell .composer>button{width:36px;min-width:36px}
}
@media(max-width:720px) and (max-height:540px){
  .app-shell .home-header,.app-shell .sidebar-header{min-height:64px;height:64px;padding-top:6px}
  .app-shell .chat-header.chat-only{min-height:54px;height:54px;padding-top:0}
  .app-shell .format-toolbar-toggle{display:none}.app-shell .messages{padding-top:10px;padding-bottom:10px}.app-shell .composer-wrap{padding-top:4px;padding-bottom:4px}
  .app-shell .mobile-bottom-nav{padding-top:0}.mobile-bottom-nav button{min-height:48px}.app-shell{grid-template-rows:minmax(0,1fr) 54px}.app-shell[data-mobile-page="chat"]{grid-template-rows:minmax(0,1fr)}
}