:root{--white:#fff;--off-white:#fafafa;--cream:#f7f7f9;--border:#ececf0;--border-hover:#d8d8e0;--text-primary:#1a1a2e;--text-secondary:#6b6b80;--text-muted:#9898a8;--accent:#9a9ab9;--accent-light:#ededf4;--accent-hover:#8585a8;--accent-bg:#f4f4fa;--accent-deep:#7a7aa0;--success:#4caf50;--success-bg:#e8f5e9;--warning:#f5a623;--warning-bg:#fff8e1;--error:#e53935;--error-bg:#ffebee;--shadow-sm:0 1px 3px #1a1a2e0a;--shadow-md:0 4px 12px #1a1a2e0f;--shadow-lg:0 8px 32px #1a1a2e14;--radius-sm:8px;--radius-md:12px;--radius-lg:16px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--off-white);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;font-family:DM Sans,sans-serif}button{cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}input,textarea,select{font-family:inherit}h1,h2,h3{font-family:DM Serif Display,serif;font-weight:400}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.thin-scrollbar::-webkit-scrollbar{width:4px}.thin-scrollbar::-webkit-scrollbar-track{background:0 0}.thin-scrollbar::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.btn{border:1px solid var(--border);cursor:pointer;background:var(--white);color:var(--text-secondary);border-radius:6px;align-items:center;gap:4px;padding:5px 12px;font-family:DM Sans,sans-serif;font-size:12px;font-weight:500;line-height:1;transition:all .15s;display:inline-flex}.btn:hover{border-color:var(--border-hover);color:var(--text-primary);background:var(--cream)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn svg{stroke:currentColor;fill:none;stroke-width:1.5px;width:13px;height:13px}.btn-primary{background:var(--accent);color:#fff;border-radius:var(--radius-sm);cursor:pointer;border:none;align-items:center;gap:6px;padding:10px 24px;font-family:DM Sans,sans-serif;font-size:14px;font-weight:500;transition:background .15s,transform .1s;display:inline-flex}.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-accent{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;align-items:center;gap:4px;padding:6px 14px;font-family:DM Sans,sans-serif;font-size:12px;font-weight:500;transition:background .15s;display:inline-flex}.btn-accent:hover{background:var(--accent-hover)}.btn-icon{cursor:pointer;color:var(--text-secondary);background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;padding:5px 7px;transition:all .15s;display:inline-flex}.btn-icon:hover{background:var(--cream);color:var(--text-primary)}.btn-icon svg{stroke:currentColor;fill:none;stroke-width:1.5px;width:15px;height:15px}.btn-ghost{cursor:pointer;color:var(--text-secondary);background:0 0;border:none;border-radius:6px;align-items:center;gap:4px;padding:5px 12px;font-family:DM Sans,sans-serif;font-size:12px;font-weight:500;transition:all .15s;display:inline-flex}.btn-ghost:hover{background:var(--cream);color:var(--text-primary)}.form-group{flex-direction:column;gap:6px;display:flex}.form-group.full-width{grid-column:1/-1}.form-label{color:var(--text-secondary);font-size:13px;font-weight:500}.form-input{border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);background:var(--off-white);outline:none;padding:10px 14px;font-family:DM Sans,sans-serif;font-size:14px;transition:border-color .15s,box-shadow .15s}.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-light);background:var(--white)}.form-input::placeholder{color:var(--text-muted)}textarea.form-input{resize:vertical;min-height:80px;line-height:1.5}select.form-input{appearance:none;cursor:pointer}.form-row{grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;display:grid}.form-actions{justify-content:flex-end;margin-top:8px;display:flex}.card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:20px 24px}.card:hover{border-color:var(--border-hover)}.card-lg{border-radius:var(--radius-lg);padding:32px}.badge{text-transform:uppercase;letter-spacing:.5px;border-radius:6px;align-items:center;gap:4px;padding:3px 8px;font-size:11px;font-weight:600;display:inline-flex}.badge-active{background:var(--success-bg);color:#2e7d32}.badge-warning{background:var(--warning-bg);color:#e65100}.badge-error{background:var(--error-bg);color:var(--error)}.badge-accent{background:var(--accent-light);color:var(--accent)}.pill{background:var(--accent-light);color:var(--accent);border-radius:10px;padding:2px 8px;font-size:12px;font-weight:600}.status-dot{border-radius:50%;flex-shrink:0;width:7px;height:7px;display:inline-block}.status-dot-ready{background:var(--success)}.status-dot-processing{background:var(--warning);animation:1.5s infinite pulse}.status-dot-error{background:var(--error)}.save-status{color:var(--text-muted);align-items:center;gap:4px;font-size:11px;display:flex}.save-dot{background:var(--success);border-radius:50%;width:5px;height:5px}.avatar{background:var(--accent-light);border:1.5px solid var(--border);width:28px;height:28px;color:var(--accent);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:11px;font-weight:600;display:flex}.avatar-lg{border-width:2px;width:32px;height:32px;font-size:13px}.section-title{text-transform:uppercase;letter-spacing:.8px;color:var(--text-muted);align-items:center;gap:8px;margin-bottom:16px;font-size:14px;font-weight:600;display:flex}.section-title .count{background:var(--accent-light);color:var(--accent);border-radius:10px;padding:2px 8px;font-size:12px;font-weight:600}.topnav{border-bottom:1px solid var(--border);z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffeb;align-items:center;height:64px;padding:0 40px;display:flex;position:fixed;top:0;left:0;right:0}.topnav-logo{align-items:center;gap:10px;display:flex}.topnav-logo-icon{background:var(--accent);border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.topnav-logo-icon svg{fill:#fff;width:18px;height:18px}.topnav-logo-text{color:var(--text-primary);letter-spacing:-.3px;font-family:DM Serif Display,serif;font-size:18px}.topnav-right{align-items:center;gap:16px;margin-left:auto;display:flex}.topnav-link{color:var(--text-secondary);font-size:14px;font-weight:500;text-decoration:none;transition:color .15s}.topnav-link:hover{color:var(--text-primary)}.topbar{background:var(--white);border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:10px;height:48px;padding:0 16px;display:flex}.topbar-logo{cursor:pointer;align-items:center;gap:7px;text-decoration:none;display:flex}.topbar-logo-icon{background:var(--accent);border-radius:5px;justify-content:center;align-items:center;width:24px;height:24px;display:flex}.topbar-logo-icon svg{fill:#fff;width:13px;height:13px}.topbar-logo-text{color:var(--text-primary);font-family:DM Serif Display,serif;font-size:14px}.topbar-sep{background:var(--border);width:1px;height:20px}.topbar-project-name{color:var(--text-primary);font-size:13px;font-weight:500}.topbar-actions{align-items:center;gap:4px;margin-left:auto;display:flex}.statusbar{background:var(--white);border-top:1px solid var(--border);height:28px;color:var(--text-muted);flex-shrink:0;align-items:center;gap:16px;padding:0 16px;font-size:11px;display:flex}.statusbar-left{align-items:center;gap:16px;display:flex}.statusbar-right{align-items:center;gap:12px;margin-left:auto;display:flex}.word-count{font-variant-numeric:tabular-nums}.main{min-height:100vh;padding-top:64px}.page-container{max-width:960px;margin:0 auto;padding:48px 32px}.page-header{margin-bottom:48px}.page-header h1{color:var(--text-primary);letter-spacing:-.5px;margin-bottom:8px;font-family:DM Serif Display,serif;font-size:36px;font-weight:400}.page-header p{color:var(--text-secondary);font-size:15px;font-weight:400;line-height:1.5}.app{flex-direction:column;height:100vh;display:flex}.workspace{flex:1;display:flex;overflow:hidden}.editor-page h1{letter-spacing:-.3px;margin-bottom:14px;font-family:DM Serif Display,serif;font-size:30px;font-weight:400;line-height:1.3}.editor-page h2{margin-top:36px;margin-bottom:10px;font-family:DM Serif Display,serif;font-size:22px;font-weight:400;line-height:1.3}.editor-page p{color:var(--text-primary);margin-bottom:14px;font-family:Lora,serif;font-size:15px;line-height:1.8}.empty-state{text-align:center;color:var(--text-muted);padding:64px 32px}.empty-state svg{width:48px;height:48px;stroke:var(--border-hover);fill:none;stroke-width:1px;margin-bottom:16px}.empty-state p{font-size:15px;line-height:1.5}.drop-zone{border:1.5px dashed var(--border-hover);border-radius:var(--radius-sm);text-align:center;cursor:pointer;padding:16px;transition:all .15s}.drop-zone:hover{border-color:var(--accent);background:var(--accent-bg)}.drop-zone-text{color:var(--text-muted);font-size:12px;line-height:1.4}.drop-zone-text strong{color:var(--accent);font-weight:600}.mat-icon{text-transform:uppercase;letter-spacing:.3px;border-radius:5px;justify-content:center;align-items:center;font-size:9px;font-weight:700;display:flex}.mat-icon.pdf{color:#e53935;background:#ffebee}.mat-icon.md{color:#1976d2;background:#e3f2fd}.mat-icon.docx{color:#2e7d32;background:#e8f5e9}.mat-icon.pptx{color:#e65100;background:#fff3e0}.mat-icon.git{color:#7b1fa2;background:#f3e5f5}.mat-icon.txt{background:var(--cream);color:var(--text-secondary)}.diff-old{color:#991b1b;background:#fee2e2;border-radius:2px;padding:0 2px;text-decoration:line-through}.diff-new{color:#166534;background:#dcfce7;border-radius:2px;padding:0 2px}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}@keyframes spin{to{transform:rotate(360deg)}}.animate-pulse{animation:1.5s infinite pulse}.animate-spin{animation:.7s linear infinite spin}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}