:root{font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:#24352e;background:#f5f6f3;font-size:14px;--green:#246449;--line:#e3e8e1;--muted:#7b857e;--panel:#fff;--soft:#eff4ee}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer;border:1px solid var(--line);background:#fff;color:inherit;border-radius:8px;padding:9px 12px;transition:background .15s}button:hover{background:var(--soft)}button:disabled{cursor:default;opacity:.5}button.primary{background:var(--green);color:#fff;border-color:var(--green)}button.primary:hover{background:#1c5039}button.quiet{border-color:transparent;background:transparent}.danger{color:#a34139}.muted{color:var(--muted);line-height:1.6}.eyebrow{font-size:10px;letter-spacing:.18em;font-weight:700;color:var(--muted);margin:18px 0 10px}.brand-mark{width:34px;height:34px;border-radius:11px;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:650;letter-spacing:-2px;font-size:20px;flex:none}h1,h2,h3,p{margin-top:0}h1{font-size:24px;font-weight:600;letter-spacing:-.04em}h2{font-size:17px;font-weight:600}h3{font-size:13px;font-weight:600}input,textarea,select{border:1px solid #d9e0d6;border-radius:8px;padding:10px 12px;background:#fff;color:inherit;min-width:0;width:100%;outline:none}input:focus,textarea:focus,select:focus{border-color:#78a48a;box-shadow:0 0 0 3px #e7f1e7}textarea{resize:vertical;line-height:1.65}label{display:block;font-size:12px;color:#526257;margin:16px 0}label input,label select,label textarea{display:block;margin-top:7px;font-size:14px}form>button.primary{width:100%;margin-top:8px}.auth-card{width:390px;max-width:calc(100vw - 40px);margin:11vh auto 0;background:#fff;padding:34px;border:1px solid var(--line);border-radius:18px;box-shadow:0 12px 50px #1b432309}.auth-card .muted{font-size:12px}.auth-card form{margin-top:25px}.loading{display:grid;place-items:center;height:100vh;color:var(--muted)}.shell{display:grid;grid-template-columns:270px minmax(360px,1fr) 280px;height:100dvh;overflow:hidden}.sidebar{background:#f0f3ee;border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0}.workspace-brand{display:flex;align-items:center;gap:10px;padding:25px 21px 19px}.workspace-brand strong{font-size:13px;font-weight:600}.workspace-brand small{display:block;font-size:10px;letter-spacing:.07em;color:var(--muted);margin-top:3px}.section-label{display:flex;justify-content:space-between;align-items:center;padding:16px 20px 10px;color:var(--muted);font-size:11px;letter-spacing:.1em}.add-button{border:0;background:transparent;padding:2px 7px;font-size:20px;color:var(--green)}.group-list{overflow:auto;flex:1;padding:0 10px}.group-row{border:1px solid transparent;width:100%;display:flex;align-items:center;gap:11px;text-align:left;background:transparent;padding:12px 10px;margin:3px 0;border-radius:10px}.group-row.active{background:#fff;border-color:var(--line);box-shadow:0 2px 8px #304a3004}.group-row .group-info{min-width:0;flex:1}.group-row strong{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block}.group-row small{font-size:11px;display:block;color:var(--muted);margin-top:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.group-icon{height:38px;width:38px;background:#e2eadd;color:#547047;display:grid;place-items:center;flex:none;border-radius:12px;font-size:17px}.badge{background:var(--green);color:white;min-width:20px;height:20px;padding:1px 6px;border-radius:12px;font-size:10px;text-align:center}.sidebar-footer{padding:16px;border-top:1px solid var(--line);display:flex;gap:9px;align-items:center}.sidebar-footer .person-info{flex:1;min-width:0;font-size:12px}.sidebar-footer .person-info small{display:block;font-size:10px;color:var(--muted);margin-top:3px}.chat{display:flex;flex-direction:column;min-width:0;min-height:0;background:#f9faf7}.chat-header{padding:21px 28px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;background:#ffffffbf}.chat-title{flex:1;min-width:0}.chat-title h2{margin:0 0 5px}.chat-title small{color:var(--muted);font-size:11px}.chat-header button{font-size:12px}.conversation{overflow:auto;flex:1;padding:28px 30px 15px;scroll-behavior:smooth}.day-label{text-align:center;color:#9aa298;font-size:10px;margin-bottom:25px;letter-spacing:.05em}.message{display:flex;align-items:flex-start;gap:10px;margin:0 0 21px}.message.own{flex-direction:row-reverse}.avatar{display:grid;place-items:center;width:32px;height:32px;flex:none;border-radius:10px;font-size:13px;font-weight:600;color:#547047;background:#e2eadd}.avatar.c1{background:#e8e7f2;color:#777098}.avatar.c2{background:#f0e7da;color:#96744b}.avatar.c3{background:#dfebee;color:#517c88}.avatar.c4{background:#e8e7df;color:#7b7a58}.message-content{max-width:76%;min-width:0}.message-meta{display:flex;gap:8px;color:#859084;font-size:10px;align-items:center;margin:0 3px 6px}.message.own .message-meta{justify-content:flex-end}.bubble{border:1px solid #e7eae2;background:#fff;border-radius:1px 12px 12px 12px;padding:12px 15px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px;box-shadow:0 2px 3px #234b3102}.own .bubble{background:#e4efdf;border-color:#dbe8d5;border-radius:12px 1px 12px 12px}.message-action{border:0;background:none;color:#9ba598;font-size:10px;padding:4px 3px;opacity:0}.message:hover .message-action,.message-action:focus{opacity:1}.mentioned{font-size:10px;color:var(--green);margin:5px 3px}.quote{border-left:2px solid #becdb6;padding:2px 9px;font-size:11px;color:#8b9487;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:8px}.composer{border-top:1px solid var(--line);background:#fff;padding:14px 25px 18px;position:relative}.composer textarea{border:0;box-shadow:none;padding:8px 1px;min-height:72px;max-height:190px;font-size:13px;resize:none}.composer-toolbar{display:flex;align-items:center;gap:6px}.composer-hint{flex:1;font-size:10px;color:#99a291;text-align:right;margin-right:8px}.composer-toolbar button{font-size:12px}.chips{display:flex;gap:6px;flex-wrap:wrap}.chip{display:inline-flex;align-items:center;border:1px solid #e0e8dc;background:#f0f5ed;border-radius:16px;padding:3px 7px;font-size:11px;color:var(--green)}.chip button{background:transparent;border:0;padding:0 1px 0 5px;font-size:13px}.mention-menu{position:absolute;bottom:100%;left:25px;max-height:240px;overflow:auto;background:#fff;border:1px solid var(--line);padding:6px;min-width:210px;box-shadow:0 6px 25px #24372d16;border-radius:10px;z-index:5}.mention-menu button{display:flex;align-items:center;gap:9px;width:100%;border:0;text-align:left;font-size:12px}.details{background:#fff;overflow:auto;border-left:1px solid var(--line);padding:27px 21px}.detail-section{border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:22px}.detail-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:15px}.detail-heading h3{margin:0}.detail-heading button{padding:0 4px;border:0;background:transparent;font-size:17px;color:#899783}.person-row{display:flex;align-items:center;gap:9px;margin:14px 0}.person-row .person-info{flex:1;min-width:0;font-size:12px}.person-row strong{font-weight:500}.person-row small{display:block;font-size:10px;color:var(--muted);margin-top:4px}.person-row button{padding:5px 6px;font-size:10px}.person-extra{display:flex;gap:4px;flex-wrap:wrap;margin-left:40px}.person-extra button{font-size:10px;padding:3px 5px}.tag{font-size:9px;border:1px solid #e0e7da;border-radius:4px;padding:1px 4px;color:#829076;margin-left:5px}.pin{font-size:11px;color:#65755e;line-height:1.8;white-space:pre-wrap;background:#f5f7f1;padding:10px 12px;border-radius:8px;margin:8px 0;overflow-wrap:anywhere}.task-card{border:1px solid var(--line);padding:11px;border-radius:9px;margin:9px 0;font-size:12px}.task-card p{font-size:10px;color:var(--muted);line-height:1.6;margin:7px 0 0;white-space:pre-wrap;overflow-wrap:anywhere}.task-card button{border:0;padding:0;float:right;color:var(--green);font-size:10px}.empty{display:grid;align-content:center;justify-items:center;flex:1;padding:35px;color:#85917f;text-align:center}.empty .empty-symbol{font-size:35px;background:#e9efe2;width:84px;height:84px;border-radius:27px;display:grid;place-items:center;color:#71905f;margin-bottom:22px}.empty h2{color:#41583c;font-weight:500}.empty p{font-size:12px;line-height:1.9;max-width:340px}.empty small{color:#a1a998}.mobile-only{display:none}dialog{border:1px solid var(--line);border-radius:15px;padding:28px;width:460px;max-width:calc(100vw - 35px);box-shadow:0 16px 80px #172f2825;color:inherit}dialog::backdrop{background:#1d332c38;backdrop-filter:blur(3px)}dialog .dialog-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:5px}dialog .dialog-top h2{margin:0}dialog .dialog-top button{border:0;padding:3px 8px;font-size:20px}dialog textarea.invite-text{font-size:11px;min-height:240px;background:#f8faf5}dialog .actions{display:flex;justify-content:flex-end;gap:9px;margin-top:20px}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#2c4639;color:white;padding:12px 20px;border-radius:9px;max-width:calc(100vw - 40px);box-shadow:0 8px 35px #1d382629;display:none;z-index:100;font-size:12px;line-height:1.6}.connections{padding:35px;overflow:auto;grid-column:2 / 4;background:#f9faf7}.connections>p{max-width:580px}.connection-card{background:#fff;border:1px solid var(--line);padding:20px;border-radius:12px;margin:16px 0;max-width:650px}.connection-card .row{display:flex;align-items:center;gap:15px}.connection-card .row .grow{flex:1}.connection-card small{display:block;color:var(--muted);font-size:11px;margin-top:5px}.connection-card input{max-width:280px}.review-warning{font-size:11px;color:#8e7653;line-height:1.7;background:#f8f2e7;padding:10px;border-radius:8px}.footer-note{font-size:10px;color:#a5ad9e;line-height:1.7;margin-top:18px}
@media(min-width:1600px){.shell{grid-template-columns:290px minmax(420px,1fr) 310px}.conversation{padding-left:6%;padding-right:6%}}@media(max-width:1100px){.shell{grid-template-columns:230px minmax(330px,1fr) 245px}.details{padding:23px 16px}.chat-header{padding:20px}.conversation{padding:25px 20px}.workspace-brand{padding:24px 17px}.chat-header button{padding:7px 9px}}@media(max-width:850px){.shell{grid-template-columns:220px 1fr}.details{display:none}.connections{grid-column:2}.chat-header{padding:18px 16px}.conversation{padding:24px 16px}.message-content{max-width:84%}.composer{padding:12px 16px}.composer-hint{display:none}.mobile-only{display:block}.shell.show-details .details{display:block;position:fixed;right:0;top:0;bottom:0;width:280px;z-index:8;box-shadow:-12px 0 40px #23332b18}}@media(max-width:580px){.shell{display:flex}.sidebar{display:none}.chat{width:100%;height:100dvh}.connections{width:100%;padding:25px 18px}.shell.show-groups .sidebar{display:flex;position:fixed;left:0;top:0;bottom:0;width:270px;z-index:10;box-shadow:12px 0 40px #23332b18}.chat-header{gap:8px}.chat-header h2{font-size:15px}.chat-header button{font-size:11px}.message-content{max-width:80%}.auth-card{margin-top:9vh}.message-action{opacity:1}.bubble{padding:10px 12px}.composer{padding-bottom:22px}}
#toast.visible{display:block}
.phone-only{display:none}.composer-toolbar button.primary{margin-left:auto}@media(max-width:580px){.phone-only{display:block}}