:root{--bg:#0f1115;--panel:#181b22;--panel-2:#20242e;--border:#2a2f3a;--text:#e6e8ee;--muted:#9aa3b2;--accent:#4f8cff;--accent-hover:#6a9eff;--user-bubble:#2a3142;--assistant-bubble:#1d2129;--ok:#3fb950;--warn:#d29922;--err:#f85149;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-size:15px}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}button{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:8px 14px;font-size:14px}button:hover{background:var(--accent-hover)}button:disabled{opacity:.5;cursor:not-default}input,textarea{background:var(--panel-2);border:1px solid var(--border);color:var(--text);border-radius:6px;width:100%;padding:8px 10px;font-size:14px}input:focus{border-color:var(--accent);outline:none}.muted{color:var(--muted);font-size:13px}.msg{color:var(--ok)}.error{color:var(--err);margin-bottom:10px}.hint{color:var(--muted);margin-top:10px;font-size:12px}code{background:var(--panel-2);border-radius:4px;padding:1px 5px;font-size:13px}.loading{height:100vh;color:var(--muted);justify-content:center;align-items:center;display:flex}.login-page{justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.login-card{background:var(--panel);border:1px solid var(--border);border-radius:12px;width:100%;max-width:380px;padding:32px}.login-card h1{margin:0 0 6px;font-size:24px}.login-card .subtitle{color:var(--muted);margin:0 0 22px}.login-card label{color:var(--muted);margin-bottom:14px;font-size:13px;display:block}.login-card input{margin-top:4px}.login-card button{width:100%;margin-top:6px;padding:10px}.app-header{background:var(--panel);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:10px 20px;display:flex}.app-header .brand{font-size:16px;font-weight:600}.app-header nav{align-items:center;gap:16px;display:flex}.app-header nav a{color:var(--text)}.app-header nav a:hover{color:var(--accent)}.app-header .user-name{color:var(--muted);font-size:13px}.app-header button{border:1px solid var(--border);color:var(--text);background:0 0;padding:5px 12px}.app-header button:hover{background:var(--panel-2)}.chat-layout{height:calc(100vh - 49px);display:flex}.sidebar{background:var(--panel);border-right:1px solid var(--border);flex-direction:column;flex-shrink:0;width:240px;display:flex}.new-chat{margin:12px;padding:10px}.session-list{flex:1;padding:0 8px 8px;overflow-y:auto}.session-item{cursor:pointer;color:var(--muted);white-space:nowrap;text-overflow:ellipsis;border-radius:6px;padding:9px 10px;font-size:13px;overflow:hidden}.session-item:hover{background:var(--panel-2)}.session-item.active{background:var(--panel-2);color:var(--text)}.chat-main{flex-direction:column;flex:1;min-width:0;display:flex}.empty-state{text-align:center;color:var(--muted);flex-direction:column;flex:1;justify-content:center;align-items:center;padding:40px;display:flex}.empty-state h2{color:var(--text);margin-bottom:8px}.empty-state button{margin-top:20px}.filters{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:10px 16px;display:flex}.filters input{width:200px}.filters .muted{margin-left:auto}.messages{flex:1;padding:20px;overflow-y:auto}.msg{max-width:760px;margin:0 auto 18px}.msg.user{text-align:right}.msg-content{text-align:left;white-space:pre-wrap;word-wrap:break-word;border-radius:12px;padding:12px 16px;line-height:1.5;display:inline-block}.msg.user .msg-content{background:var(--user-bubble)}.msg.assistant .msg-content{background:var(--assistant-bubble);border:1px solid var(--border)}.typing{color:var(--muted);font-style:italic}.citations{flex-wrap:wrap;align-items:center;gap:8px;max-width:760px;margin:8px auto 0;display:flex}.cite-label{color:var(--muted);font-size:12px}.citation-chip{background:var(--panel);border:1px solid var(--border);color:var(--text);border-radius:16px;align-items:center;gap:6px;padding:4px 10px;font-size:12px;display:inline-flex}.citation-chip:hover{border-color:var(--accent);background:var(--panel-2)}.cite-manual{color:var(--text)}.cite-page{color:var(--accent);font-weight:600}.composer{border-top:1px solid var(--border);background:var(--panel);gap:10px;padding:14px 16px;display:flex}.composer input{flex:1}.composer-input-wrap{flex:1;position:relative}.composer-input-wrap input{width:100%;padding-right:90px}.char-counter{color:var(--muted);pointer-events:none;font-size:11px;position:absolute;top:50%;right:10px;transform:translateY(-50%)}.char-counter.char-warn{color:var(--warn)}.admin-page{max-width:1100px;margin:0 auto;padding:24px}.admin-page h1{margin-top:0}.tabs{border-bottom:1px solid var(--border);gap:8px;margin-bottom:24px;display:flex}.tabs button{color:var(--muted);background:0 0;border:none;border-bottom:2px solid #0000;border-radius:0;padding:8px 16px}.tabs button.active{color:var(--text);border-bottom-color:var(--accent)}.upload-form{background:var(--panel);border:1px solid var(--border);border-radius:8px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin-bottom:24px;padding:16px;display:grid}.upload-form label{color:var(--muted);font-size:13px}.upload-form .checkbox{align-items:center;gap:6px;display:flex}.upload-form .checkbox input{width:auto}.upload-form button{grid-column:1/-1;justify-self:start}.upload-form .msg{grid-column:1/-1}.manual-table{border-collapse:collapse;width:100%;font-size:13px}.manual-table th,.manual-table td{text-align:left;border-bottom:1px solid var(--border);padding:8px 10px}.manual-table th{color:var(--muted);font-weight:500}.manual-table td button{border:1px solid var(--border);color:var(--text);background:0 0;margin-right:6px;padding:3px 8px;font-size:12px}.manual-table td button:hover{background:var(--panel-2)}.status{border-radius:10px;padding:2px 8px;font-size:11px}.status.indexed{color:var(--ok);background:#3fb95026}.status.pending,.status.indexing{color:var(--warn);background:#d2992226}.status.failed{color:var(--err);background:#f8514926}.storage-info{background:var(--panel);border:1px solid var(--border);border-radius:8px;margin-bottom:16px;padding:12px 16px;font-size:13px}.storage-bar{background:var(--panel-2);border-radius:4px;height:8px;margin-top:6px;overflow:hidden}.storage-fill{background:var(--accent);border-radius:4px;height:100%;transition:width .3s}.storage-fill.storage-warn{background:var(--warn)}.storage-fill.storage-danger{background:var(--err)}.pricing-page{max-width:1200px;margin:0 auto;padding:40px 20px}.pricing-hero{text-align:center;margin-bottom:40px}.pricing-hero h1{margin-bottom:8px;font-size:2em}.pricing-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;display:grid}.pricing-card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:24px;position:relative}.pricing-card.highlight{border-color:var(--accent);box-shadow:0 0 20px #2563eb26}.pricing-card .badge{background:var(--accent);color:#fff;border-radius:12px;padding:4px 12px;font-size:11px;font-weight:700;position:absolute;top:-10px;left:50%;transform:translate(-50%)}.pricing-card h3{margin-bottom:4px}.pricing-desc{color:var(--muted);margin-bottom:12px;font-size:13px}.pricing-card .price{margin-bottom:16px}.pricing-card .amount{font-size:2em;font-weight:700}.pricing-card .period{color:var(--muted)}.pricing-card .features{margin-bottom:20px;padding:0;font-size:14px;list-style:none}.pricing-card .features li{border-bottom:1px solid var(--border);padding:4px 0}.pricing-card .features li:before{content:"✓ ";color:var(--ok,#22c55e)}.pricing-cta{text-align:center;background:var(--accent);color:#fff;border-radius:8px;padding:10px;font-weight:700;text-decoration:none;display:block}.pricing-cta:hover{opacity:.9}.pricing-footer{text-align:center;margin-top:40px}.auth-page{background:var(--bg);justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.auth-card{background:var(--panel);border:1px solid var(--border);border-radius:12px;width:100%;max-width:440px;padding:32px}.auth-card h1{margin-bottom:8px;font-size:1.5em}.auth-card form{flex-direction:column;gap:12px;display:flex}.auth-card label{color:var(--muted);flex-direction:column;gap:4px;font-size:13px;display:flex}.auth-card input{border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:8px;padding:10px 12px;font-size:14px}.auth-card button{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:12px;font-weight:700}.auth-card button:hover{opacity:.9}.auth-card button:disabled{opacity:.5;cursor:not-allowed}.recaptcha-wrap{margin:8px 0}.google-btn{color:#3c4043;cursor:pointer;background:#fff;border:1px solid #dadce0;border-radius:8px;justify-content:center;align-items:center;gap:10px;padding:10px 12px;font-size:14px;font-weight:500;transition:background .2s;display:flex}.google-btn:hover{background:#f8f9fa}.login-card .google-btn,.auth-card .google-btn{width:100%}.linkedin-btn{color:#fff;cursor:pointer;background:#0a66c2;border:none;border-radius:8px;justify-content:center;align-items:center;gap:10px;padding:10px 12px;font-size:14px;font-weight:500;transition:background .2s;display:flex}.linkedin-btn:hover{background:#004182}.login-card .linkedin-btn,.auth-card .linkedin-btn{width:100%}.divider{text-align:center;color:var(--muted);align-items:center;margin:12px 0;font-size:13px;display:flex}.divider:before,.divider:after{content:"";border-bottom:1px solid var(--border);flex:1}.divider span{padding:0 12px}.billing-current{background:var(--panel);border:1px solid var(--border);border-radius:12px;margin-bottom:24px;padding:20px}.billing-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;display:grid}.billing-card{background:var(--panel);border:1px solid var(--border);text-align:center;border-radius:12px;padding:20px}.billing-card.current{border-color:var(--ok,#22c55e)}.billing-card .price{margin:8px 0;font-size:1.5em;font-weight:700}.billing-card button{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:10px 16px;font-weight:700}.billing-card button:disabled{opacity:.5}.comparison-table{border-collapse:collapse;width:100%;margin-top:12px;font-size:14px}.comparison-table th,.comparison-table td{text-align:center;border-bottom:1px solid var(--border);padding:10px 12px}.comparison-table th:first-child,.comparison-table td:first-child{text-align:left;font-weight:600}.comparison-table thead th{border-bottom:2px solid var(--border);padding:12px;font-weight:700}.comparison-table .price-row th{color:var(--muted);border-bottom:2px solid var(--border);font-size:13px;font-weight:500}.comparison-table .feature-label{color:var(--muted);font-weight:500}.comparison-table .even{background:#00000005}.comparison-table .current-col{background:#2563eb14;font-weight:600}.comparison-table th.current-col{color:var(--accent)}.image-upload-btn{cursor:pointer;background:var(--panel);border:1px solid var(--border);border-radius:8px;justify-content:center;align-items:center;width:40px;height:40px;font-size:18px;transition:background .2s;display:flex}.image-upload-btn:hover{background:var(--border)}.image-preview-bar{background:var(--panel);border:1px solid var(--border);border-radius:8px;align-items:center;gap:10px;margin-bottom:8px;padding:8px 12px;display:flex}.image-preview-thumb{object-fit:cover;border:1px solid var(--border);border-radius:6px;width:48px;height:48px}.image-preview-name{color:var(--muted);flex:1;font-size:13px}.image-remove-btn{color:var(--err);cursor:pointer;background:0 0;border:none;font-size:13px}.image-remove-btn:hover{text-decoration:underline}