:root{--blue: #1B6BC4;--blue-dark: #144F94;--blue-mid: #2278D4;--blue-light: #E8F1FB;--orange: #F7A020;--green: #5DB329;--navy: #0A1628;--font-body: "DM Sans", "Plus Jakarta Sans", system-ui, sans-serif;--font-heading: "Plus Jakarta Sans", "DM Sans", system-ui, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--sidebar-width: 280px;--radius: 8px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .06);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}body{font-family:var(--font-body);font-size:14px;color:#1a1a2e;background:#f5f7fa;-webkit-font-smoothing:antialiased}.app{display:flex;height:100%}.sidebar{width:var(--sidebar-width);background:var(--navy);color:#fff;display:flex;flex-direction:column;flex-shrink:0}.sidebar-header{padding:24px 20px;border-bottom:1px solid rgba(255,255,255,.08)}.logo{font-family:var(--font-heading);font-size:24px;font-weight:700;color:var(--orange);letter-spacing:-.5px}.logo-subtitle{display:block;font-size:11px;color:#ffffff80;margin-top:4px;letter-spacing:.3px}.sidebar-placeholder{font-size:13px;color:#ffffff59;font-style:italic}.chat-area{flex:1;display:flex;flex-direction:column;min-width:0}.chat-messages{flex:1;overflow-y:auto;padding:24px 32px}.chat-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center;color:#6b7280}.chat-empty h2{font-family:var(--font-heading);font-size:22px;font-weight:600;color:var(--navy);margin-bottom:8px}.chat-empty p{font-size:15px;color:#9ca3af}.message{display:flex;margin-bottom:16px;max-width:720px}.message--user{margin-left:auto;justify-content:flex-end}.message--assistant{margin-right:auto;justify-content:flex-start}.message-bubble{padding:12px 16px;border-radius:var(--radius);line-height:1.55;font-size:14px;max-width:85%;white-space:pre-wrap;word-break:break-word}.message--user .message-bubble{background:var(--blue);color:#fff;border-bottom-right-radius:2px;box-shadow:var(--shadow-sm)}.message--assistant .message-bubble{background:#fff;color:#1a1a2e;border:1px solid #e5e7eb;border-bottom-left-radius:2px;box-shadow:var(--shadow-sm)}.chat-input-container{padding:16px 32px 24px;border-top:1px solid #e5e7eb;background:#fff}.chat-input-wrapper{display:flex;gap:12px;align-items:flex-end}.chat-input{flex:1;padding:12px 16px;border:1px solid #d1d5db;border-radius:var(--radius);font-family:var(--font-body);font-size:14px;resize:none;outline:none;min-height:44px;max-height:160px;line-height:1.5;transition:border-color .15s}.chat-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px #1b6bc41a}.chat-input::placeholder{color:#9ca3af}.chat-send-btn{padding:10px 20px;background:var(--blue);color:#fff;border:none;border-radius:var(--radius);font-family:var(--font-body);font-size:14px;font-weight:500;cursor:pointer;transition:background .15s;white-space:nowrap;height:44px}.chat-send-btn:hover:not(:disabled){background:var(--blue-dark)}.chat-send-btn:disabled{opacity:.5;cursor:not-allowed}.app-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:16px;color:#6b7280;font-size:15px}.loading-spinner{width:24px;height:24px;border:3px solid rgba(27,107,196,.2);border-top-color:var(--blue);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.login-screen{display:flex;align-items:center;justify-content:center;height:100%;background:linear-gradient(135deg,var(--navy) 0%,#1a2744 100%)}.login-card{background:#fff;border-radius:12px;padding:48px 40px;max-width:420px;width:100%;text-align:center;box-shadow:0 8px 32px #0003}.login-logo{font-family:var(--font-heading);font-size:36px;font-weight:700;color:var(--orange);letter-spacing:-1px;margin-bottom:4px}.login-subtitle{font-size:14px;color:#6b7280;margin-bottom:24px}.login-description{font-size:14px;color:#4b5563;line-height:1.6;margin-bottom:28px}.login-error{background:#fef2f2;border:1px solid #fecaca;color:#991b1b;border-radius:var(--radius);padding:10px 14px;font-size:13px;margin-bottom:20px;line-height:1.5}.login-btn{display:inline-block;padding:12px 32px;background:var(--blue);color:#fff;border:none;border-radius:var(--radius);font-family:var(--font-body);font-size:15px;font-weight:600;cursor:pointer;transition:background .15s;width:100%}.login-btn:hover{background:var(--blue-dark)}.login-footer{margin-top:32px;font-size:12px;color:#9ca3af}.project-list{display:flex;flex-direction:column;gap:2px}.project-list-loading{display:flex;align-items:center;gap:10px;font-size:13px;color:#ffffff80;padding:8px 0}.project-list-loading .loading-spinner{width:16px;height:16px;border-width:2px;border-color:#fff3;border-top-color:#ffffffb3}.project-list-error{font-size:13px;color:#f87171;padding:8px 0}.project-list-empty{font-size:13px;color:#ffffff59;font-style:italic;padding:8px 0}.project-item{display:flex;flex-direction:column;gap:2px;width:100%;padding:10px 12px;background:transparent;border:none;border-left:3px solid transparent;border-radius:0 var(--radius) var(--radius) 0;color:#ffffffbf;font-family:var(--font-body);font-size:13px;text-align:left;cursor:pointer;transition:background .15s,border-color .15s,color .15s}.project-item:hover{background:#ffffff0f;color:#fff}.project-item--selected{border-left-color:var(--orange);background:#ffffff14;color:#fff}.project-item-header{display:flex;align-items:center;gap:0;min-width:0;width:100%}.project-item-name{font-weight:500;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1;min-width:0}.project-item-status{font-size:11px;color:#fff6;text-transform:uppercase;letter-spacing:.3px}.project-item--selected .project-item-status{color:#ffffff8c}.user-info{padding:16px 20px;border-top:1px solid rgba(255,255,255,.08);display:flex;align-items:center;justify-content:space-between;gap:12px}.user-info-details{display:flex;flex-direction:column;min-width:0}.user-info-name{font-size:13px;font-weight:500;color:#ffffffd9;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-info-email{font-size:11px;color:#fff6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-info-logout{background:transparent;border:1px solid rgba(255,255,255,.15);color:#fff9;font-family:var(--font-body);font-size:12px;padding:5px 10px;border-radius:var(--radius);cursor:pointer;white-space:nowrap;transition:background .15s,color .15s,border-color .15s}.user-info-logout:hover{background:#ffffff14;color:#ffffffd9;border-color:#ffffff40}.context-warning{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 32px;background:#fffbeb;border-bottom:1px solid #fde68a;color:#92400e;font-size:13px;line-height:1.5}.context-warning-text{flex:1}.context-warning-dismiss{background:transparent;border:none;color:#92400e;font-size:18px;cursor:pointer;padding:0 4px;line-height:1;opacity:.6;transition:opacity .15s}.context-warning-dismiss:hover{opacity:1}.sidebar-body{flex:1;overflow:hidden;display:flex;flex-direction:column}.project-list-scroll{flex:1;overflow-y:auto;padding:16px 12px;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.15) transparent}.project-switcher-container{position:relative;flex-shrink:0;padding:8px 12px;border-bottom:1px solid rgba(255,255,255,.06)}.project-switcher{display:flex;align-items:center;justify-content:space-between;width:100%;padding:10px 16px;background:#ffffff0d;border:none;border-radius:var(--radius);color:#ffffffe6;font-family:var(--font-body);cursor:pointer;flex-shrink:0;transition:background .15s}.project-switcher:hover{background:#ffffff17}.project-switcher:focus-visible{outline:2px solid var(--orange);outline-offset:2px}.project-switcher-name{flex:1;text-overflow:ellipsis;overflow:hidden;white-space:nowrap;font-weight:600;font-size:13px;color:#ffffffe6;text-align:left}.project-switcher-chevron{font-size:10px;color:#fff6;flex-shrink:0;margin-left:8px;transition:transform .2s ease}.project-list-dropdown{position:absolute;top:calc(100% - 8px);left:12px;right:12px;background:#0d1b2a;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);z-index:100;max-height:240px;overflow-y:auto;padding:4px 0;list-style:none;box-shadow:0 8px 24px #0006;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.15) transparent}.project-switcher-option{display:flex;align-items:center;gap:8px;width:100%;padding:8px 16px;background:transparent;border:none;border-left:3px solid transparent;color:#ffffffb3;font-family:var(--font-body);font-size:13px;text-align:left;cursor:pointer;transition:background .15s,color .15s,border-color .15s}.project-switcher-option:hover{background:#ffffff0f;color:#fffffff2}.project-switcher-option--active{border-left-color:var(--orange);background:#ffffff14;color:#fff;font-weight:500}.project-switcher-option-name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-section{flex:1;display:flex;flex-direction:column;overflow:hidden}.sidebar-section-header{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:#fff6;padding:12px 16px 6px;flex-shrink:0}.project-row{display:flex;flex-direction:column}.project-item-wrapper{display:flex;align-items:center}.project-item-wrapper .project-item{flex:1;min-width:0}.project-link-folder-btn{flex-shrink:0;padding:4px 6px;background:transparent;border:none;font-size:14px;cursor:pointer;opacity:.45;transition:opacity .15s;line-height:1}.project-link-folder-btn:hover{opacity:1}.folder-explorer-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:1000;display:flex;align-items:center;justify-content:center}.folder-explorer-window{display:flex;flex-direction:column;width:680px;max-width:90vw;height:520px;max-height:80vh;background:#fff;border-radius:8px;box-shadow:0 8px 32px #0000004d;overflow:hidden;outline:none}.folder-explorer-titlebar{display:flex;align-items:center;gap:8px;padding:10px 16px;background:var(--navy);border-radius:8px 8px 0 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#d1d5db;border-radius:5px;color:#374151;font-size:12px;cursor:pointer;transition:background .15s,border-color .15s,color .15s}.folder-explorer-nav-btn:hover:not(:disabled){background:#f3f4f6;border-color:#9ca3af;color:#111827}.folder-explorer-nav-btn:disabled{opacity:.4;pointer-events:none}.folder-explorer-breadcrumb{display:flex;align-items:center;flex-wrap:nowrap;overflow:hidden;min-width:0;gap:2px}.folder-explorer-breadcrumb-segment{display:flex;align-items:center;gap:2px;min-width:0;white-space:nowrap}.folder-explorer-breadcrumb-sep{color:#9ca3af;font-size:13px;padding:0 2px;flex-shrink:0}.folder-explorer-breadcrumb-link{background:transparent;border:none;padding:2px 4px;border-radius:3px;color:var(--blue);font-family:var(--font-body);font-size:13px;cursor:pointer;transition:background .12s,color .12s;max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.folder-explorer-breadcrumb-link:hover{background:#e8f1fb;color:var(--blue-dark)}.folder-explorer-breadcrumb-current{font-size:13px;font-weight:600;color:#111827;padding:2px 4px;max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.folder-explorer-col-headers{display:flex;align-items:center;padding:7px 16px;background:#f3f4f6;border-bottom:1px solid #e5e7eb;flex-shrink:0}.folder-explorer-col-name{flex:1;font-size:12px;font-weight:600;color:#374151;text-transform:uppercase;letter-spacing:.4px}.folder-explorer-col-modified{width:110px;font-size:12px;font-weight:600;color:#374151;text-transform:uppercase;letter-spacing:.4px;text-align:right;flex-shrink:0}.folder-explorer-content{flex:1;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#d1d5db transparent}.folder-explorer-state-msg{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;height:100%;min-height:100px;color:#6b7280;font-size:14px;padding:24px;text-align:center}.folder-explorer-error-msg{color:#991b1b}.folder-explorer-empty-msg{font-style:italic;color:#9ca3af}.folder-explorer-spinner{border-color:#1b6bc433;border-top-color:var(--blue)}.folder-explorer-retry-btn{padding:6px 16px;background:transparent;border:1px solid #d1d5db;border-radius:5px;color:#374151;font-family:var(--font-body);font-size:13px;cursor:pointer;transition:background .15s,border-color .15s}.folder-explorer-retry-btn:hover{background:#f3f4f6;border-color:#9ca3af}.folder-explorer-row{display:flex;align-items:center;padding:8px 16px;cursor:pointer;border-left:3px solid transparent;transition:background .1s,border-color .1s;outline:none}.folder-explorer-row:hover{background:#f3f4f6}.folder-explorer-row--selected{border-left-color:var(--orange);background:#f7a02014}.folder-explorer-row--selected:hover{background:#f7a02021}.folder-explorer-row-name{flex:1;display:flex;align-items:center;gap:7px;font-size:13px;color:#111827;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.folder-explorer-row-icon{font-size:14px;flex-shrink:0}.folder-explorer-row-modified{width:110px;font-size:12px;color:#6b7280;text-align:right;flex-shrink:0;white-space:nowrap}.folder-explorer-load-more-row{display:flex;justify-content:center;padding:10px 16px}.folder-explorer-load-more-btn{background:transparent;border:none;color:var(--blue);font-family:var(--font-body);font-size:13px;cursor:pointer;padding:4px 12px;border-radius:4px;transition:background .12s,color .12s}.folder-explorer-load-more-btn:hover:not(:disabled){background:#e8f1fb;color:var(--blue-dark)}.folder-explorer-load-more-btn:disabled{opacity:.5;cursor:not-allowed}.folder-explorer-statusbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 16px;border-top:1px solid #e5e7eb;background:#f9fafb;flex-shrink:0}.folder-explorer-status-count{font-size:12px;color:#6b7280;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.folder-explorer-status-selected{font-weight:500;color:#374151}.folder-explorer-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.folder-explorer-select-btn{padding:6px 20px;background:var(--orange);color:#fff;border:none;border-radius:5px;font-family:var(--font-body);font-size:13px;font-weight:500;cursor:pointer;transition:background .15s;white-space:nowrap}.folder-explorer-select-btn:hover:not(:disabled){background:#d98010}.folder-explorer-select-btn:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.folder-explorer-cancel-btn{padding:6px 16px;background:transparent;border:1px solid #d1d5db;border-radius:5px;color:#374151;font-family:var(--font-body);font-size:13px;cursor:pointer;transition:background .15s,border-color .15s,color .15s;white-space:nowrap}.folder-explorer-cancel-btn:hover{background:#f3f4f6;border-color:#9ca3af;color:#111827}.project-badge{display:inline-block;width:8px;height:8px;border-radius:50%;margin-left:6px;flex-shrink:0}.project-badge--ready{background:var(--green)}.project-badge--pending{background:var(--orange)}.session-list-container{display:flex;flex-direction:column;flex:1;overflow:hidden;padding:0 12px}.session-list-scroll{flex:1;overflow-y:auto;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.15) transparent}.session-list{display:flex;flex-direction:column;gap:2px}.session-new-btn{display:flex;align-items:center;gap:6px;width:100%;padding:8px 12px;background:#ffffff0f;border:1px dashed rgba(255,255,255,.15);border-radius:var(--radius);color:#fff9;font-family:var(--font-body);font-size:13px;cursor:pointer;transition:background .15s,color .15s;margin-bottom:8px;flex-shrink:0}.session-new-btn:hover{background:#ffffff1a;color:#ffffffd9}.session-item-row{display:flex;align-items:center;position:relative}.session-item{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0;padding:8px 12px;background:transparent;border:none;border-left:3px solid transparent;border-radius:0 var(--radius) var(--radius) 0;color:#fff9;font-family:var(--font-body);font-size:13px;text-align:left;cursor:pointer;transition:background .15s,border-color .15s,color .15s}.session-item:hover{background:#ffffff0f;color:#ffffffd9}.session-item--active{border-left-color:var(--orange);background:#ffffff14;color:#fff}.session-item-title{font-weight:500;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.session-item-time{font-size:11px;color:#ffffff59}.session-item--active .session-item-time{color:#ffffff80}.session-delete-btn{background:transparent;border:none;color:#ffffff4d;font-size:16px;cursor:pointer;padding:2px 4px;line-height:1;opacity:0;transition:opacity .15s,color .15s;flex-shrink:0}.session-item-row:hover .session-delete-btn{opacity:1}.session-delete-btn:hover{color:#f87171}.session-list-empty{font-size:13px;color:#ffffff59;font-style:italic;padding:8px 0}.session-list-loading{display:flex;align-items:center;gap:8px;font-size:13px;color:#ffffff80;padding:8px 0}.session-list-loading .loading-spinner{width:14px;height:14px;border-width:2px;border-color:#fff3;border-top-color:#ffffffb3}.project-item:focus-visible,.project-link-folder-btn:focus-visible,.project-switcher-option:focus-visible{outline:2px solid var(--orange);outline-offset:2px}.folder-explorer-close-btn:focus-visible,.folder-explorer-nav-btn:focus-visible,.folder-explorer-breadcrumb-link:focus-visible,.folder-explorer-retry-btn:focus-visible,.folder-explorer-load-more-btn:focus-visible,.folder-explorer-select-btn:focus-visible,.folder-explorer-cancel-btn:focus-visible{outline:2px solid var(--orange);outline-offset:2px}.folder-explorer-row:focus-visible{outline:2px solid var(--orange);outline-offset:-2px}.session-new-btn:focus-visible,.session-item:focus-visible{outline:2px solid var(--orange);outline-offset:-2px}.session-delete-btn:focus-visible{outline:2px solid var(--orange);outline-offset:1px;opacity:1}