:root{--luca-dark:#0f1720;--bg-app:#f8fafa;--surface:#fff;--surface-hover:#f1f5f5;--surface-subtle:#f6f9f9;--border:#e2e8e8;--border-subtle:#eef2f2;--border-strong:#cbd5e1;--border-focus:#0f8f83;--accent:#0f8f83;--accent-hover:#0d7a70;--accent-light:#e8f7f5;--accent-subtle:#f0faf9;--text-primary:#111827;--text-secondary:#64748b;--text-muted:#94a3b8;--text-on-accent:#fff;--success:#16a34a;--success-bg:#f0fdf4;--success-border:#dcfce7;--warning:#d97706;--warning-bg:#fffbeb;--warning-border:#fef3c7;--error:#dc2626;--error-bg:#fef2f2;--error-border:#fee2e2;--info:#2563eb;--info-bg:#eff6ff;--info-border:#dbeafe;--radius-xs:4px;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-xl:14px;--radius-pill:9999px;--shadow-none:none;--shadow-xs:0 1px 2px #0f17200a;--shadow-sm:0 1px 3px #0f17200f, 0 1px 2px #0f172008;--shadow-md:0 4px 12px #0f17200f;--shadow-modal:0 20px 25px -5px #0f17201a, 0 8px 10px -6px #0f17200f;--nav-h:56px;--task-panel-w:360px;--font-body:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--transition-fast:.15s cubic-bezier(.4, 0, .2, 1);--transition-normal:.2s cubic-bezier(.4, 0, .2, 1)}*,:before,:after{box-sizing:border-box;scrollbar-width:thin;scrollbar-color:var(--border) transparent;margin:0;padding:0}html,body{background-color:var(--bg-app);width:100%;height:100%;color:var(--text-primary);font-family:var(--font-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;padding:0;font-size:14px;line-height:1.5;overflow-x:hidden}#root{flex-direction:column;width:100%;min-height:100%;display:flex}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--border-strong)}ul,ol{list-style:none}button{cursor:pointer;font-family:inherit;font-size:inherit}input,textarea,select{font-family:inherit;font-size:inherit}h1,h2,h3,h4,h5,h6{color:var(--text-primary);letter-spacing:-.015em;font-weight:600}.page-title{color:var(--text-primary);font-size:1.85rem;font-weight:700;line-height:1.25}.section-title{color:var(--text-primary);font-size:1.35rem;font-weight:600;line-height:1.3}.card-title{color:var(--text-primary);font-size:1.05rem;font-weight:600;line-height:1.4}.text-muted{color:var(--text-muted)}.text-secondary{color:var(--text-secondary)}.btn{border-radius:var(--radius-md);height:38px;transition:all var(--transition-fast);white-space:nowrap;-webkit-user-select:none;user-select:none;border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:8px 16px;font-size:.875rem;font-weight:600;display:inline-flex}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background-color:var(--accent);color:var(--text-on-accent);border-color:var(--accent)}.btn-primary:hover:not(:disabled){background-color:var(--accent-hover);border-color:var(--accent-hover)}.btn-secondary{background-color:var(--surface);color:var(--text-primary);border-color:var(--border);box-shadow:var(--shadow-xs)}.btn-secondary:hover:not(:disabled){background-color:var(--surface-hover);border-color:var(--border-strong)}.btn-ghost{color:var(--text-secondary);background-color:#0000}.btn-ghost:hover:not(:disabled){background-color:var(--surface-hover);color:var(--text-primary)}.btn-danger{background-color:var(--surface);color:var(--error);border-color:var(--error-border)}.btn-danger:hover:not(:disabled){background-color:var(--error-bg);border-color:var(--error)}.btn-danger-solid{background-color:var(--error);color:#fff;border-color:var(--error)}.btn-danger-solid:hover:not(:disabled){background-color:#b91c1c}.btn-sm{border-radius:var(--radius-sm);height:32px;padding:4px 12px;font-size:.8125rem}.btn-lg{border-radius:var(--radius-md);height:44px;padding:10px 20px;font-size:.9375rem}.btn-icon{border-radius:var(--radius-md);justify-content:center;align-items:center;width:36px;height:36px;padding:0;display:inline-flex}.form-group{flex-direction:column;gap:6px;display:flex}.form-label{color:var(--text-primary);font-size:.8125rem;font-weight:600}.form-hint{color:var(--text-muted);font-size:.75rem}.form-input,.form-textarea,.form-select{background-color:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);width:100%;height:42px;color:var(--text-primary);transition:border-color var(--transition-fast), box-shadow var(--transition-fast);padding:8px 14px;font-size:.875rem}.form-input::placeholder,.form-textarea::placeholder{color:var(--text-muted)}.form-input:focus,.form-textarea:focus,.form-select:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-light);outline:none}.form-textarea{resize:vertical;height:auto;min-height:90px;line-height:1.5}.card{background-color:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);transition:border-color var(--transition-fast)}.card-interactive:hover{border-color:var(--border-strong)}.card-body{padding:20px}.badge{border-radius:var(--radius-pill);align-items:center;gap:5px;padding:3px 8px;font-size:.75rem;font-weight:600;line-height:1.2;display:inline-flex}.badge-accent{background-color:var(--accent-light);color:var(--accent)}.badge-neutral{background-color:var(--surface-hover);color:var(--text-secondary);border:1px solid var(--border)}.badge-success{background-color:var(--success-bg);color:var(--success);border:1px solid var(--success-border)}.badge-warning{background-color:var(--warning-bg);color:var(--warning);border:1px solid var(--warning-border)}.badge-error{background-color:var(--error-bg);color:var(--error);border:1px solid var(--error-border)}.modal-overlay{-webkit-backdrop-filter:blur(4px);z-index:1000;background-color:#0f17207a;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal-container{background-color:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);width:100%;max-width:520px;max-height:90vh;box-shadow:var(--shadow-modal);flex-direction:column;animation:.18s cubic-bezier(.16,1,.3,1) both modalFadeIn;display:flex;overflow:hidden}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:18px 24px;display:flex}.modal-title{color:var(--text-primary);font-size:1.15rem;font-weight:600}.modal-body{flex-direction:column;gap:18px;padding:24px;display:flex;overflow-y:auto}.modal-footer{border-top:1px solid var(--border);background-color:var(--surface-subtle);justify-content:flex-end;align-items:center;gap:10px;padding:16px 24px;display:flex}@keyframes modalFadeIn{0%{opacity:0;transform:scale(.98)}to{opacity:1;transform:scale(1)}}.table-container{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);width:100%;overflow-x:auto}.table{border-collapse:collapse;text-align:left;width:100%;font-size:.875rem}.table th{text-transform:uppercase;letter-spacing:.04em;color:var(--text-secondary);background:var(--surface-subtle);border-bottom:1px solid var(--border);white-space:nowrap;padding:12px 16px;font-size:.75rem;font-weight:600}.table td{border-bottom:1px solid var(--border-subtle);color:var(--text-primary);vertical-align:middle;padding:14px 16px}.table tr:last-child td{border-bottom:none}.table tr:hover td{background-color:var(--surface-hover)}.empty-state{text-align:center;background-color:var(--surface);border:1px dashed var(--border);border-radius:var(--radius-lg);flex-direction:column;justify-content:center;align-items:center;padding:56px 24px;display:flex}.empty-state-icon{border-radius:var(--radius-md);background-color:var(--accent-light);width:48px;height:48px;color:var(--accent);justify-content:center;align-items:center;margin-bottom:16px;display:flex}.empty-state-title{color:var(--text-primary);margin-bottom:6px;font-size:1.1rem;font-weight:600}.empty-state-description{color:var(--text-secondary);max-width:440px;margin-bottom:20px;font-size:.875rem;line-height:1.6}.navbar{height:var(--nav-h);background-color:var(--surface);border-bottom:1px solid var(--border);z-index:100;justify-content:space-between;align-items:center;padding:0 28px;display:flex;position:sticky;top:0;left:0;right:0}.nav-brand{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:10px;display:flex}.brand-icon-wrap{border-radius:var(--radius-md);color:#fff;background-color:#0000;justify-content:center;align-items:center;width:34px;height:34px;display:flex;overflow:hidden}.brand-name{color:var(--text-primary);letter-spacing:-.02em;font-size:1.15rem;font-weight:700}.nav-actions{align-items:center;gap:8px;display:flex}.nav-btn{height:32px;color:var(--text-secondary);border-radius:var(--radius-sm);transition:all var(--transition-fast);background:0 0;border:1px solid #0000;align-items:center;gap:6px;padding:6px 12px;font-size:.8125rem;font-weight:500;display:inline-flex}.nav-btn:hover{background-color:var(--surface-hover);color:var(--text-primary);border-color:var(--border)}.nav-btn.active{background-color:var(--accent-light);color:var(--accent);border-color:#0000;font-weight:600}.user-badge{border-radius:var(--radius-pill);border:1px solid var(--border);background-color:var(--surface);color:var(--text-primary);cursor:pointer;transition:all var(--transition-fast);align-items:center;gap:8px;padding:4px 10px 4px 4px;font-size:.8125rem;font-weight:600;display:flex}.user-badge:hover{border-color:var(--border-strong);background-color:var(--surface-hover)}.user-avatar{background-color:var(--luca-dark);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:26px;height:26px;font-size:.75rem;font-weight:700;display:flex;overflow:hidden}.user-avatar img{object-fit:cover;width:100%;height:100%}.mobile-hamburger-btn{border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);cursor:pointer;background:0 0;justify-content:center;align-items:center;width:34px;height:34px;display:none}.mobile-hamburger-btn:hover{background-color:var(--surface-hover)}.dashboard-container{min-height:calc(100vh - var(--nav-h));background-color:var(--bg-app);width:100%}.workspace-layout{height:calc(100vh - var(--nav-h));background-color:var(--bg-app);width:100%;display:flex;overflow:hidden}.task-panel{width:var(--task-panel-w);min-width:var(--task-panel-w);background-color:var(--surface);border-right:1px solid var(--border);flex-direction:column;height:100%;display:flex;overflow:hidden}.task-panel-header{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:14px 18px;display:flex}.task-panel-title{flex:1;min-width:0}.task-panel-title h3{white-space:nowrap;text-overflow:ellipsis;font-size:.95rem;font-weight:600;overflow:hidden}.progress-track{background-color:var(--surface-subtle);width:100%;height:4px;overflow:hidden}.progress-bar{background-color:var(--accent);height:100%;transition:width .3s}.guide-tabs{border-bottom:1px solid var(--border);background-color:var(--surface-subtle);gap:4px;padding:6px 12px;display:flex}.guide-tab{border-radius:var(--radius-sm);color:var(--text-secondary);transition:all var(--transition-fast);background:0 0;border:none;flex:1;justify-content:center;align-items:center;gap:6px;padding:6px 10px;font-size:.8125rem;font-weight:500;display:flex}.guide-tab:hover{color:var(--text-primary)}.guide-tab.active{background-color:var(--surface);color:var(--accent);box-shadow:var(--shadow-xs);font-weight:600}.task-list{flex-direction:column;flex:1;gap:8px;padding:12px;display:flex;overflow-y:auto}.task-item{background-color:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);align-items:flex-start;gap:10px;padding:12px 14px;display:flex}.task-item:hover{border-color:var(--border-strong);background-color:var(--surface-subtle)}.task-item.active{border-color:var(--accent);background-color:var(--accent-subtle)}.task-item.done{opacity:.65}.task-item.done .task-title{color:var(--text-muted);text-decoration:line-through}.task-check-box{border-radius:var(--radius-xs);border:1.5px solid var(--border-strong);background:var(--surface);color:#fff;width:18px;height:18px;transition:all var(--transition-fast);flex-shrink:0;justify-content:center;align-items:center;margin-top:2px;display:flex}.task-item.done .task-check-box{background-color:var(--accent);border-color:var(--accent)}.task-title{color:var(--text-primary);margin-bottom:4px;font-size:.875rem;font-weight:600;line-height:1.4}.task-meta{color:var(--text-secondary);gap:8px;font-size:.75rem;display:flex}.detail-panel{background-color:var(--bg-app);flex-direction:column;flex:1;height:100%;padding:32px 40px;display:flex;overflow-y:auto}.detail-top-bar{border-bottom:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;padding-bottom:16px;display:flex}.detail-title{color:var(--text-primary);margin-bottom:16px;font-size:1.5rem;font-weight:700}.detail-body{color:var(--text-primary);font-size:.9375rem;line-height:1.65}.chatbot-section{background-color:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);flex-direction:column;gap:14px;margin-top:36px;padding:20px;display:flex}.chat-header{color:var(--text-primary);align-items:center;gap:10px;font-size:.9375rem;font-weight:600;display:flex}.chat-messages{flex-direction:column;gap:10px;max-height:380px;padding-right:4px;display:flex;overflow-y:auto}.chat-bubble{border-radius:var(--radius-md);max-width:82%;padding:10px 14px;font-size:.875rem;line-height:1.55}.chat-bubble.user{background-color:var(--luca-dark);color:#fff;align-self:flex-end}.chat-bubble.assistant{background-color:var(--surface-subtle);border:1px solid var(--border);color:var(--text-primary);align-self:flex-start}.chat-input-row{gap:8px;display:flex}.chat-input{background-color:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);height:40px;color:var(--text-primary);flex:1;padding:8px 14px;font-size:.875rem}.chat-input:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-light);outline:none}.auth-page{background-color:var(--bg-app);justify-content:center;align-items:center;width:100%;min-height:100vh;padding:24px;display:flex}.auth-card{background-color:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);width:100%;max-width:420px;box-shadow:var(--shadow-sm);flex-direction:column;gap:22px;padding:36px 32px;display:flex}.auth-header{text-align:center;flex-direction:column;align-items:center;gap:8px;display:flex}.auth-logo{border-radius:var(--radius-md);color:#fff;background-color:#0000;justify-content:center;align-items:center;width:54px;height:54px;margin-bottom:8px;display:flex;overflow:hidden}.auth-title{color:var(--text-primary);font-size:1.45rem;font-weight:700}.auth-subtitle{color:var(--text-secondary);font-size:.875rem;line-height:1.45}.auth-form{flex-direction:column;gap:16px;display:flex}.auth-field{flex-direction:column;gap:6px;display:flex}.auth-label{color:var(--text-primary);font-size:.8125rem;font-weight:600}.auth-input-wrap{align-items:center;display:flex;position:relative}.auth-input-icon{color:var(--text-muted);pointer-events:none;position:absolute;left:12px}.auth-input{background-color:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);width:100%;height:42px;color:var(--text-primary);transition:border-color var(--transition-fast);padding:8px 12px 8px 38px;font-size:.875rem}.auth-input:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-light);outline:none}.auth-input-toggle{color:var(--text-muted);background:0 0;border:none;justify-content:center;align-items:center;display:flex;position:absolute;right:12px}.auth-input-toggle:hover{color:var(--text-primary)}.auth-error{background-color:var(--error-bg);border:1px solid var(--error-border);color:var(--error);border-radius:var(--radius-md);align-items:center;gap:8px;padding:10px 14px;font-size:.8125rem;display:flex}.auth-footer{text-align:center;color:var(--text-secondary);font-size:.8125rem}.auth-link{color:var(--accent);margin-left:4px;font-weight:600;text-decoration:none}.auth-link:hover{text-decoration:underline}.hero-view{min-height:calc(100vh - var(--nav-h));background-color:var(--bg-app);flex-direction:column;justify-content:center;align-items:center;width:100%;padding:48px 24px;display:flex}.hero-center{flex-direction:column;align-items:center;gap:20px;width:100%;max-width:760px;display:flex}.ask-box{background-color:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);width:100%;box-shadow:var(--shadow-sm);transition:border-color var(--transition-fast);flex-direction:column;gap:14px;padding:20px;display:flex}.ask-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-light)}.ask-name{background-color:var(--surface-subtle);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);outline:none;width:100%;padding:10px 14px;font-size:.875rem;font-weight:500}.ask-name:focus{border-color:var(--accent);background-color:var(--surface)}.ask-textarea{width:100%;color:var(--text-primary);resize:none;background:0 0;border:none;outline:none;min-height:100px;font-size:.9375rem;line-height:1.6}@media (width<=850px){.navbar{height:52px;padding:0 16px}.mobile-hamburger-btn{display:flex!important}.nav-actions{display:none!important}.workspace-layout{height:auto;min-height:calc(100vh - var(--nav-h));flex-direction:column;overflow-y:auto}.task-panel{border-right:none;border-bottom:1px solid var(--border);max-height:480px;width:100%!important;min-width:100%!important;height:auto!important}.detail-panel{width:100%!important;height:auto!important;padding:20px 16px!important}.hero-view{min-height:auto;padding:24px 16px!important}}@media (width<=480px){.page-title{font-size:1.45rem}.auth-card{padding:24px 18px}.modal-overlay{padding:12px}.modal-container{border-radius:var(--radius-lg);max-width:100%}.modal-header,.modal-body,.modal-footer{padding:16px}}