.sidebar{width:260px;min-width:260px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:12px;gap:8px;transition:transform .25s}
@media(max-width:768px){.sidebar{position:fixed;inset:0;z-index:100;transform:translateX(-100%);width:280px;padding-top:env(safe-area-inset-top)}.sidebar.open{transform:translateX(0)}.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:99}.sidebar.open+.sidebar-overlay{display:block}}
.sidebar-header{padding:8px 4px;display:flex;align-items:center;gap:8px}
.sidebar-header h2{font-size:18px;font-weight:700;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sidebar-header .sidebar-brand{font-size:18px;font-weight:700;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sidebar-header .sidebar-logo{max-width:160px;max-height:32px;object-fit:contain;border-radius:6px}
.sidebar-header .menu-btn{display:none;min-width:44px;min-height:44px;font-size:22px;border:none;background:none;color:var(--text);cursor:pointer;border-radius:10px;padding:8px}
@media(max-width:768px){.sidebar-header .menu-btn{display:flex;align-items:center;justify-content:center}}
.new-chat-btn{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:12px;border:1px solid var(--border);background:var(--surface2);color:var(--text);font-size:14px;font-family:inherit;cursor:pointer;transition:all .2s;font-weight:500}
.new-chat-btn:hover{border-color:var(--accent);background:rgba(91,155,213,.08)}
.session-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:2px}
.session-list::-webkit-scrollbar{width:4px}
.session-list::-webkit-scrollbar-thumb{background:rgba(255,255,255,.08);border-radius:2px}
.session-item{display:flex;align-items:center;gap:8px;padding:12px 14px;border-radius:10px;color:var(--text2);font-size:14px;cursor:pointer;transition:all .15s;text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-height:44px}
.session-item:hover{background:var(--surface2);color:var(--text)}
.session-item.active{background:var(--surface2);color:var(--text);border-left:2px solid var(--accent)}
.subapps-section{border-top:1px solid var(--border);margin-top:8px;padding-top:8px}
.subapps-header{font-size:11px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:1px;padding:6px 12px 4px}
.subapps-list{display:flex;flex-direction:column;gap:2px;max-height:200px;overflow-y:auto}
.subapps-list::-webkit-scrollbar{width:4px}
.subapps-list::-webkit-scrollbar-thumb{background:rgba(255,255,255,.08);border-radius:2px}
.subapp-item{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:8px;color:var(--text2);font-size:13px;cursor:pointer;transition:all .15s;min-height:40px}
.subapp-item:hover{background:var(--surface2);color:var(--text)}
.subapp-item span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}
.subapp-item .del-btn{background:none;border:none;color:var(--text2);cursor:pointer;font-size:14px;padding:4px 8px;border-radius:4px;opacity:0;transition:all .15s}
.subapp-item:hover .del-btn{opacity:1}
.subapp-item .del-btn:hover{color:var(--danger);background:rgba(224,85,106,.1)}
.sidebar-footer{border-top:1px solid var(--border);padding-top:8px;display:flex;flex-direction:column;gap:4px}
.sidebar-footer a,.sidebar-footer button{display:flex;align-items:center;gap:8px;padding:10px 14px;border-radius:8px;color:var(--text2);font-size:14px;text-decoration:none;cursor:pointer;transition:all .15s;font-family:inherit;border:none;background:none;width:100%;text-align:left;min-height:44px}
.sidebar-footer a:hover,.sidebar-footer button:hover{color:var(--text);background:var(--surface2)}
.sidebar-footer .user-info{padding:8px 12px;font-size:12px;color:var(--accent);font-weight:600}
.main{flex:1;display:flex;flex-direction:column;min-width:0;position:relative}.main.drag-over::after{content:'📁 Sleep bestand hier';position:absolute;inset:0;background:rgba(91,155,213,.12);border:3px dashed var(--accent);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--accent);z-index:50;pointer-events:none;backdrop-filter:blur(2px)}
.chat-area{flex:1;overflow-y:auto;padding:20px 16px;display:flex;flex-direction:column;gap:16px;-webkit-overflow-scrolling:touch;overscroll-behavior-y:contain}
.chat-area::-webkit-scrollbar{width:6px}
.chat-area::-webkit-scrollbar-thumb{background:rgba(255,255,255,.08);border-radius:3px}
.welcome{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:20px}
.welcome h1{font-size:32px;font-weight:700;margin-bottom:8px;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.welcome p{color:var(--text2);font-size:15px;max-width:400px;line-height:1.6;margin-bottom:20px}
.suggestions{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;max-width:500px}
.suggestions button{background:var(--surface2);border:1px solid var(--border);color:var(--text);padding:10px 16px;border-radius:20px;font-size:13px;font-family:inherit;cursor:pointer;transition:all .2s;white-space:nowrap}
.suggestions button:hover{border-color:var(--accent);background:rgba(91,155,213,.08);transform:translateY(-1px)}
.suggestions button:active{transform:scale(.97)}
.msg{display:flex;gap:12px;max-width:780px;width:100%;margin:0 auto}
.msg-avatar{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0}
.msg.user .msg-avatar{background:var(--accent)}
.msg.hermes .msg-avatar{background:linear-gradient(135deg,var(--accent),var(--accent2))}
.msg-body{flex:1;min-width:0}
.msg-content{font-size:14.5px;line-height:1.65;white-space:pre-wrap;word-break:break-word}
.msg-content p{margin:4px 0}
.msg-content ul,.msg-content ol{padding-left:20px;margin:4px 0}
.msg-content li{margin:2px 0}
.msg-content strong{color:#fff;font-weight:600}
.msg-content em{color:#d0d0e0}
.msg-content a{color:var(--accent)}
.msg-content h1,.msg-content h2,.msg-content h3{color:#fff;margin:12px 0 4px}
.msg-content table{border-collapse:collapse;margin:8px 0;font-size:13px}
.msg-content th,.msg-content td{border:1px solid var(--border);padding:6px 10px;text-align:left}
.msg-content th{background:var(--surface2);font-weight:600}
.msg-content blockquote{border-left:3px solid var(--accent);padding-left:12px;color:var(--text2);margin:8px 0}
.msg-content pre{background:#0d0d1a;border:1px solid var(--border);border-radius:8px;padding:14px 16px;overflow-x:auto;font-family:'JetBrains Mono','Fira Code',monospace;font-size:13px;line-height:1.5;margin:8px 0}
.msg-content code{font-family:'JetBrains Mono','Fira Code',monospace;font-size:13px;background:rgba(255,255,255,.06);padding:2px 6px;border-radius:4px}
.msg-content pre code{background:none;padding:0;border-radius:0}
.artifact-badge{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;background:rgba(123,104,238,.1);border:1px solid rgba(123,104,238,.2);border-radius:8px;color:var(--accent2);font-size:13px;cursor:pointer;transition:all .2s;margin:4px 0}
.artifact-badge:hover{background:rgba(123,104,238,.2)}
.save-subapp-btn{background:var(--surface2);border:1px solid var(--border);color:var(--text2);font-size:13px;cursor:pointer;padding:6px 10px;border-radius:6px;transition:all .15s;min-width:36px;min-height:36px;display:flex;align-items:center;justify-content:center}
.save-subapp-btn:hover{color:var(--accent);border-color:var(--accent);background:rgba(91,155,213,.1)}
.msg-actions{display:flex;gap:8px;margin-top:6px}
.msg-actions button{background:none;border:none;color:var(--text2);font-size:12px;cursor:pointer;padding:2px 6px;border-radius:4px;font-family:inherit}
.msg-actions button:hover{color:var(--text);background:var(--surface2)}
.thinking{color:var(--text2);font-style:italic;font-size:14px;padding:8px 0}
@keyframes dots{0%,20%{content:''}40%{content:'.'}60%{content:'..'}80%,100%{content:'...'}}
.thinking .dot-flash::after{content:'';animation:dots 1.5s steps(4,end) infinite}
.artifact-panel{width:0;overflow:hidden;background:var(--surface);border-left:1px solid var(--border);transition:width .3s;display:flex;flex-direction:column}
.artifact-panel.open{width:480px;min-width:300px}
@media(max-width:900px){.artifact-panel.open{width:100%;position:fixed;inset:0;z-index:50}}
.artifact-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border);font-size:14px;font-weight:600;color:var(--accent2)}
.artifact-header button{background:none;border:none;color:var(--text2);font-size:18px;cursor:pointer;padding:4px 8px;border-radius:4px}
.artifact-body{flex:1;overflow:auto;padding:16px}
.artifact-body iframe{width:100%;height:100%;border:none;border-radius:8px}
.artifact-body pre{background:#0d0d1a;padding:14px;border-radius:8px;overflow:auto;font-family:'JetBrains Mono',monospace;font-size:13px}
.input-area{padding:12px 16px max(20px,env(safe-area-inset-bottom));background:var(--bg);border-top:1px solid var(--border);flex-shrink:0}
.input-row{display:flex;gap:6px;max-width:780px;margin:0 auto;background:var(--surface2);border:1px solid var(--border);border-radius:16px;padding:6px;transition:border-color .2s;align-items:flex-end}
.input-row:focus-within{border-color:var(--accent)}
.input-row textarea{flex:1;background:none;border:none;color:var(--text);font-size:14.5px;font-family:inherit;resize:none;padding:8px 4px;max-height:120px;line-height:1.5;outline:none}
.input-row textarea::placeholder{color:var(--text2)}
.input-row button{align-self:flex-end;padding:0;background:none;border:none;color:var(--text2);font-size:18px;cursor:pointer;border-radius:12px;flex-shrink:0;transition:all .15s;min-width:44px;min-height:44px;display:flex;align-items:center;justify-content:center}
.input-row button:hover{color:var(--text);background:var(--surface2)}
.input-row #send-btn{background:var(--accent);color:#fff;font-weight:600}
.input-row #send-btn:hover{background:#4a8ac4}
.input-row #send-btn:disabled{opacity:.3}
.input-row #stop-btn{color:var(--danger);font-size:18px}
.input-row .mic-btn{font-size:20px;width:44px;height:44px;border-radius:12px}
.input-row .mic-btn.listening{color:var(--danger);background:rgba(224,85,106,.15);animation:pulse .8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.08)}}
.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:40px;width:100%;max-width:420px}
.auth-card h1{font-size:26px;font-weight:700;margin-bottom:4px;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.auth-card p{color:var(--text2);font-size:14px;margin-bottom:24px}
.auth-card label{display:block;font-size:13px;font-weight:600;color:var(--text2);margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}
.auth-card input{width:100%;padding:12px 14px;margin-bottom:18px;background:var(--surface2);border:1px solid var(--border);border-radius:10px;color:var(--text);font-size:15px;font-family:inherit;transition:border-color .2s}
.auth-card input:focus{outline:none;border-color:var(--accent)}
.auth-card button{width:100%;padding:14px;background:var(--accent);border:none;border-radius:12px;color:#fff;font-size:15px;font-weight:600;font-family:inherit;cursor:pointer;transition:all .2s}
.auth-card button:hover{background:#4a8ac4}
.auth-card .alt-link{text-align:center;margin-top:16px;font-size:13px;color:var(--text2)}
.auth-card .alt-link a{color:var(--accent);text-decoration:none}
.auth-card .error{background:rgba(224,85,106,.1);border:1px solid rgba(224,85,106,.2);padding:12px;border-radius:8px;color:#e0556a;font-size:13px;margin-bottom:18px}
.auth-card .hint{font-size:11px;color:var(--text2);margin:-12px 0 16px}
.mobile-bar{display:none;align-items:center;justify-content:space-between;padding:max(env(safe-area-inset-top),10px) 14px 10px;background:var(--surface);border-bottom:1px solid var(--border)}
.mobile-bar button{min-width:44px;min-height:44px;display:flex;align-items:center;justify-content:center;background:none;border:none;color:var(--text);font-size:22px;border-radius:12px;cursor:pointer;padding:8px}
.mobile-bar button:active{background:var(--surface2)}
.mobile-bar .bar-title{font-size:16px;font-weight:600;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
@media(max-width:768px){.mobile-bar{display:flex}}
.fab{display:none;position:fixed;bottom:calc(100px + env(safe-area-inset-bottom));right:20px;z-index:50;width:56px;height:56px;border-radius:50%;background:var(--accent);border:none;color:#fff;font-size:26px;cursor:pointer;box-shadow:0 4px 16px rgba(91,155,213,.3);transition:all .2s;align-items:center;justify-content:center}
.fab:active{transform:scale(.92)}
@media(max-width:768px){.fab{display:flex}.desktop-only{display:none}}
.toast{position:fixed;bottom:24px;right:24px;z-index:200;background:var(--surface2);border:1px solid var(--accent);padding:14px 20px;border-radius:12px;font-size:14px;box-shadow:0 8px 32px rgba(0,0,0,.4);animation:slideIn .3s}
@keyframes slideIn{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}
.empty-chat{flex:1;display:flex;align-items:center;justify-content:center;color:var(--text2);font-size:14px}
.settings-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:150}
.settings-overlay.open{display:block}
.settings-dialog{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:151;background:var(--surface);border:1px solid var(--border);border-radius:16px;width:90%;max-width:440px;max-height:80dvh;overflow-y:auto;padding:0}
.settings-dialog.open{display:block}
.settings-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}
.settings-header h3{font-size:17px;font-weight:600;margin:0;color:var(--text)}
.settings-header button{background:none;border:none;color:var(--text2);font-size:18px;cursor:pointer;padding:4px 8px;border-radius:6px;min-width:44px;min-height:44px;display:flex;align-items:center;justify-content:center}
.settings-header button:hover{color:var(--text);background:var(--surface2)}
.settings-body{padding:20px}
.settings-section{margin-bottom:24px}
.settings-section:last-child{margin-bottom:0}
.settings-section label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:6px}
.settings-hint{font-size:12px;color:var(--text2);margin-bottom:12px;line-height:1.5}
.logo-preview{background:var(--surface2);border:1px solid var(--border);border-radius:10px;padding:16px;margin-bottom:12px;display:flex;align-items:center;justify-content:center;min-height:60px}
.logo-placeholder{color:var(--text2);font-size:13px}
.logo-actions{display:flex;gap:8px;flex-wrap:wrap}
.btn-secondary{padding:10px 16px;border-radius:10px;border:1px solid var(--border);background:var(--surface2);color:var(--text);font-size:14px;font-family:inherit;cursor:pointer;transition:all .2s;min-height:44px}
.btn-secondary:hover{border-color:var(--accent);background:rgba(91,155,213,.08)}
.btn-danger{padding:10px 16px;border-radius:10px;border:1px solid rgba(224,85,106,.3);background:rgba(224,85,106,.08);color:#e0556a;font-size:14px;font-family:inherit;cursor:pointer;transition:all .2s;min-height:44px}
.btn-danger:hover{background:rgba(224,85,106,.18)}