@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700;800&display=swap');
:root{--bg:#f4f6fb;--panel:#fff;--panel2:#f8f9fc;--text:#202638;--muted:#8790a3;--line:#e8ebf2;--accent:#6558e8;--accent2:#5145d5;--green:#20b879;--shadow:0 12px 35px rgba(30,40,70,.07)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:'DM Sans',system-ui,sans-serif;font-size:14px}button,input,textarea,select{font:inherit}button,a{ -webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}.hidden{display:none!important}.muted{color:var(--muted)}.small{font-size:12px}.topbar{height:68px;background:var(--panel);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 26px;position:relative;z-index:5}.brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:800;letter-spacing:-.4px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#796cf2,#5145d5);color:white;font-weight:800;font-size:22px;box-shadow:0 6px 16px #6558e83b}.brand-mark.small{width:34px;height:34px;border-radius:11px;font-size:18px}.topbar-right{display:flex;align-items:center;gap:20px}.connection{font-size:12px;color:var(--green)}.profile-trigger{border:0;background:transparent;display:flex;align-items:center;gap:9px;font-weight:700;cursor:pointer}.profile-trigger img{width:34px;height:34px;border-radius:50%;object-fit:cover}.layout{height:calc(100vh - 68px);display:grid;grid-template-columns:235px minmax(0,1fr) 255px;max-width:1700px;margin:auto}.sidebar,.members-panel{background:var(--panel);padding:25px 16px;overflow:auto}.sidebar{border-right:1px solid var(--line);display:flex;flex-direction:column}.members-panel{border-left:1px solid var(--line)}.side-heading,.members-title,.member-group,.eyebrow{font-size:10px;font-weight:800;letter-spacing:1.2px;color:#a0a7b7}.side-heading{padding:0 12px 12px}.section-heading{display:flex;justify-content:space-between;align-items:center;margin-top:30px}.section-heading button{border:0;background:#f0efff;color:var(--accent);border-radius:8px;width:24px;height:24px;font-size:18px;cursor:pointer}.side-link{height:43px;display:flex;align-items:center;gap:12px;padding:0 12px;border-radius:10px;color:#737c90;font-weight:600;margin:2px 0}.side-link.active,.side-link:hover{background:#f0efff;color:var(--accent)}.room-symbol{font-size:18px}.sidebar-footer{margin-top:auto;padding:16px 12px 0;color:var(--muted);font-size:12px}.status-dot{display:inline-block;width:8px;height:8px;background:var(--green);border-radius:50%;margin-right:7px}.chat-main{min-width:0;display:flex;flex-direction:column;padding:26px 34px 20px}.room-header{display:flex;justify-content:space-between;align-items:center;padding:0 0 20px;border-bottom:1px solid var(--line)}.room-header h1{font-size:22px;letter-spacing:-.7px;margin:5px 0}.room-header p{margin:0;font-size:12px}.icon-btn{border:0;background:var(--panel);border:1px solid var(--line);border-radius:10px;width:38px;height:38px;cursor:pointer;color:var(--muted);font-size:18px}.message-list{flex:1;overflow:auto;padding:20px 4px;min-height:150px}.message{display:flex;gap:12px;padding:12px 10px;border-radius:12px}.message:hover{background:rgba(255,255,255,.65)}.message-avatar{width:38px;height:38px;object-fit:cover;border-radius:13px;background:#eeeff5}.message-content{min-width:0}.message-meta{display:flex;align-items:center;gap:9px;margin:1px 0 5px}.message-meta strong{font-size:13px}.message-meta time{font-size:10px;color:#a2a8b6}.rank-pill{font-size:9px;color:var(--accent);background:#f0efff;padding:3px 7px;border-radius:20px}.message-text{line-height:1.6;overflow-wrap:anywhere}.font-serif{font-family:Georgia,serif}.font-mono{font-family:monospace}.font-rounded{font-family:'Trebuchet MS',sans-serif}.chat-image{display:block;max-width:min(360px,100%);max-height:260px;object-fit:contain;border-radius:12px;margin-top:9px}.composer{background:var(--panel);border:1px solid var(--line);border-radius:15px;padding:11px 13px;box-shadow:var(--shadow)}.composer-tools{display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line);padding-bottom:8px}.tool-btn{font-size:22px;color:var(--accent);cursor:pointer}.tool-btn input{display:none}.composer-tools select{border:0;color:#737c90;background:transparent;font-size:11px;outline:none}.composer-hint{margin-left:auto;color:#a0a7b7;font-size:10px}.composer-row{display:flex;align-items:flex-end;gap:12px;padding-top:8px}.composer textarea{resize:none;border:0;outline:0;flex:1;min-height:38px;max-height:130px;padding:9px 2px;color:var(--text);background:transparent}.send-btn,.primary{border:0;background:var(--accent);color:#fff;border-radius:10px;padding:10px 17px;font-weight:700;cursor:pointer}.send-btn{width:38px;height:38px;padding:0;font-size:18px}.send-btn:hover,.primary:hover{background:var(--accent2)}.members-title{display:flex;justify-content:space-between;margin:1px 7px 25px}.members-title span{background:#f0efff;color:var(--accent);padding:2px 8px;border-radius:20px}.member-group{margin:22px 7px 10px}.member{display:flex;align-items:center;gap:10px;width:100%;border:0;background:transparent;text-align:left;padding:8px 7px;border-radius:9px;cursor:pointer}.member:hover{background:var(--panel2)}.member-avatar{width:30px;height:30px;border-radius:10px;background:#eeeefe;display:grid;place-items:center;color:var(--accent);overflow:hidden}.member-avatar img{width:100%;height:100%;object-fit:cover}.member strong,.member small{display:block}.member strong{font-size:12px}.member small{font-size:10px;color:var(--muted);margin-top:2px}.member .status-dot{margin-left:auto;width:7px;height:7px}.profile-menu{position:absolute;z-index:10;right:20px;top:60px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:7px;min-width:190px}.profile-menu button,.profile-menu a{display:block;width:100%;text-align:left;border:0;background:transparent;padding:10px;border-radius:8px;font-size:12px;cursor:pointer}.profile-menu button:hover,.profile-menu a:hover{background:var(--panel2)}.modal-backdrop{position:fixed;inset:0;background:#171a2b80;z-index:30;display:grid;place-items:center;padding:16px}.modal-card{position:relative;background:var(--panel);width:min(480px,100%);max-height:90vh;overflow:auto;border-radius:18px;padding:28px;box-shadow:var(--shadow)}.modal-close{position:absolute;right:16px;top:12px;border:0;background:transparent;font-size:25px;cursor:pointer;color:var(--muted)}.modal-card h2{margin:0 0 20px}.stack-form,.auth-form{display:grid;gap:13px}.stack-form label,.install-card label{display:grid;gap:6px;font-size:12px;font-weight:700;color:#697286}.stack-form input,.stack-form textarea,.stack-form select,.install-card input{width:100%;padding:11px;border:1px solid var(--line);border-radius:9px;background:var(--panel2);color:var(--text)}.stack-form textarea{min-height:90px}.empty-state{text-align:center;color:var(--muted);padding:60px 15px}.selected-file{font-size:11px;color:var(--muted);padding-top:4px}.mobile-only{display:none}
.auth-wrap,.install-body{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at 15% 10%,#e8e6ff,transparent 35%),var(--bg)}.auth-card,.install-card{width:min(420px,100%);background:white;border:1px solid var(--line);border-radius:22px;padding:34px;box-shadow:var(--shadow)}.auth-card{text-align:center}.auth-card .brand-mark{margin:0 auto 18px}.auth-card h1{font-size:25px;margin:0 0 7px}.auth-card .muted{margin:0 0 24px}.tabs{display:flex;background:#f4f5f9;border-radius:10px;padding:4px;margin-bottom:17px}.tab{flex:1;border:0;background:transparent;padding:9px;border-radius:8px;color:var(--muted);cursor:pointer}.tab.active{background:white;color:var(--accent);font-weight:700;box-shadow:0 2px 7px #1b25400c}.auth-form input{padding:12px;border:1px solid var(--line);border-radius:9px;outline-color:var(--accent)}.form-error{color:#c33;font-size:12px;margin-top:12px}.admin-body{padding:35px 18px}.admin-wrap{max-width:1050px;margin:auto}.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.admin-header h1{margin:5px 0}.admin-card{background:white;border:1px solid var(--line);border-radius:15px;padding:22px;margin:15px 0}.admin-card h2{margin:0 0 16px;font-size:17px}.table-scroll{overflow:auto}table{width:100%;border-collapse:collapse;font-size:12px}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line)}th{color:var(--muted)}.inline-form{display:flex;gap:6px}.inline-form select{max-width:130px}.small-button,.button{display:inline-block;border:0;border-radius:8px;background:var(--accent);color:white;padding:8px 12px;font-size:11px;font-weight:700;cursor:pointer}.button.secondary{background:#eeeef5;color:#454b5d}.plugin-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}.plugin-row p{margin:4px 0 0;font-size:11px}.install-card{width:min(520px,100%)}.install-card h1{margin-top:0}.install-card h2{font-size:15px;margin:23px 0 12px}.install-card form{display:grid;gap:12px}.notice{padding:12px;border-radius:9px;margin-bottom:15px}.success{background:#e5f8ef;color:#14764c}.error{background:#fff0f0;color:#b22}
@media(max-width:1100px){.layout{grid-template-columns:210px minmax(0,1fr)}.members-panel{display:none}.chat-main{padding:22px}}
@media(max-width:700px){.topbar{height:58px;padding:0 13px}.brand{font-size:14px}.brand-mark.small{width:30px;height:30px}.connection{display:none}.profile-trigger span:nth-child(2){display:none}.layout{height:calc(100vh - 58px);display:block;position:relative}.sidebar{position:fixed;z-index:20;top:58px;bottom:0;left:0;width:260px;transform:translateX(-105%);transition:transform .2s;box-shadow:var(--shadow)}.sidebar.open{transform:translateX(0)}.mobile-only{display:inline-block}.chat-main{height:calc(100vh - 58px);padding:15px 12px 12px}.room-header{padding-bottom:13px}.room-header h1{font-size:19px}.message-list{padding:12px 0}.message{padding:10px 4px}.composer{padding:8px 10px}.composer-hint{display:none}.auth-card{padding:26px 20px}.admin-header{align-items:flex-start;gap:12px;flex-direction:column}}