:root{--primary:#393939;--primary-light:#555;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-light:#2563eb1a;--text:#393939;--text-secondary:#6b7280;--text-light:#9ca3af;--bg:#fff;--bg-secondary:#f9fafb;--bg-card:#fff;--border:#e5e7eb;--border-light:#f3f4f6;--danger:#dc2626;--danger-hover:#b91c1c;--success:#16a34a;--warning:#d97706;--radius:8px;--radius-lg:12px;--shadow:0 1px 3px #0000001a, 0 1px 2px #0000000f;--shadow-md:0 4px 6px #00000012, 0 2px 4px #0000000f;--sans:system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font-family:var(--sans);color:var(--text);background:var(--bg-secondary);font-size:16px;line-height:1.5}@media (prefers-color-scheme:dark){:root{--primary:#e5e7eb;--primary-light:#d1d5db;--accent:#3b82f6;--accent-hover:#2563eb;--accent-light:#3b82f626;--text:#f3f4f6;--text-secondary:#9ca3af;--text-light:#6b7280;--bg:#111827;--bg-secondary:#0f172a;--bg-card:#1f2937;--border:#374151;--border-light:#1f2937;--shadow:0 1px 3px #0000004d, 0 1px 2px #0003;--shadow-md:0 4px 6px #00000040, 0 2px 4px #0003}}*,:before,:after{box-sizing:border-box}body{background:var(--bg-secondary);margin:0;padding:0}h1,h2,h3,h4,h5,h6{color:var(--text);margin:0;font-weight:600}h1{font-size:1.875rem}h2{font-size:1.25rem}h3{font-size:1.125rem}p{margin:0}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.btn{font-size:.875rem;font-weight:500;font-family:var(--sans);border-radius:var(--radius);cursor:pointer;border:1px solid #0000;justify-content:center;align-items:center;gap:.5rem;padding:.625rem 1.25rem;line-height:1.25;text-decoration:none;transition:all .15s;display:inline-flex}.btn:hover{text-decoration:none}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn-outline{color:var(--text);border-color:var(--border);background:0 0}.btn-outline:hover{background:var(--bg-secondary);border-color:var(--text-light)}.btn-danger{color:var(--danger);border-color:var(--danger)}.btn-danger:hover{background:var(--danger);color:#fff}.btn-sm{padding:.375rem .75rem;font-size:.8125rem}.btn-lg{padding:.875rem 2rem;font-size:1rem}.spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:24px;height:24px;animation:.6s linear infinite spin}.spinner-lg{border-width:4px;width:40px;height:40px}@keyframes spin{to{transform:rotate(360deg)}}.toast{border-radius:var(--radius);margin-bottom:1rem;padding:.75rem 1rem;font-size:.875rem;font-weight:500}.toast-success{color:var(--success);background:#16a34a1a;border:1px solid #16a34a33}.toast-error{color:var(--danger);background:#dc26261a;border:1px solid #dc262633}.app-header{background:var(--bg);border-bottom:1px solid var(--border);box-shadow:var(--shadow);justify-content:space-between;align-items:center;padding:.75rem 1.5rem;display:flex}.header-left{align-items:center;gap:1.5rem;display:flex}.header-nav{align-items:center;gap:.25rem;display:flex}.nav-link{color:var(--text-secondary);border-radius:var(--radius);padding:.375rem .75rem;font-size:.875rem;font-weight:500;text-decoration:none;transition:all .15s}.nav-link:hover{color:var(--text);background:var(--bg-secondary);text-decoration:none}.header-logo-link{color:var(--text);align-items:center;gap:.75rem;text-decoration:none;display:flex}.header-logo-link:hover{text-decoration:none}.header-logo{object-fit:cover;border-radius:6px;width:36px;height:36px}.header-title{letter-spacing:-.02em;font-size:1.125rem;font-weight:700}.header-right{align-items:center;gap:1rem;display:flex}.header-user{color:var(--text-secondary);font-size:.875rem}.login-page{justify-content:center;align-items:center;min-height:100vh;padding:2rem;display:flex}.login-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);text-align:center;width:100%;max-width:420px;box-shadow:var(--shadow-md);padding:3rem}.login-logo{object-fit:cover;border-radius:16px;width:80px;height:80px;margin-bottom:1.5rem}.login-card h1{margin-bottom:.5rem}.login-subtitle{color:var(--text-secondary);margin-bottom:2rem;font-size:.9375rem}.login-hint{color:var(--text-light);margin-top:1.5rem;font-size:.8125rem}.callback-page{justify-content:center;align-items:center;min-height:100vh;padding:2rem;display:flex}.callback-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);text-align:center;width:100%;max-width:420px;box-shadow:var(--shadow-md);flex-direction:column;align-items:center;gap:1rem;padding:3rem;display:flex}.callback-icon{font-size:2.5rem}.dashboard-loading{flex-direction:column;justify-content:center;align-items:center;gap:1rem;min-height:100vh;display:flex}.dashboard-content{max-width:960px;margin:0 auto;padding:2rem 1.5rem}.dashboard-section{margin-bottom:2.5rem}.dashboard-section>h2{margin-bottom:.25rem}.section-description{color:var(--text-secondary);margin-bottom:1.25rem;font-size:.875rem}.integrations-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1rem;display:grid}.integration-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:1.5rem;transition:border-color .15s}.integration-card:hover{border-color:var(--text-light)}.integration-active{border-color:#16a34a4d}.integration-expired{border-color:#d977064d}.integration-header{align-items:flex-start;gap:.75rem;margin-bottom:1rem;display:flex}.integration-icon{flex-shrink:0;font-size:1.5rem}.integration-name{margin-bottom:.125rem}.integration-description{color:var(--text-secondary);font-size:.8125rem}.integration-status{margin-bottom:1rem}.status-badge{font-size:.8125rem;font-weight:500}.connected-user{color:var(--text-secondary);margin-top:.25rem;font-size:.8125rem}.connected-date{color:var(--text-light)}.integration-actions{gap:.5rem;display:flex}.integration-loading{flex-direction:column;justify-content:center;align-items:center;gap:.75rem;min-height:160px;display:flex}.document-list-section{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:1.5rem}.section-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;margin-bottom:1rem;display:flex}.document-filters{align-items:center;gap:.25rem;display:flex}.filter-btn{font-size:.8125rem;font-family:var(--sans);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-secondary);cursor:pointer;background:0 0;padding:.375rem .75rem;font-weight:500;transition:all .15s}.filter-btn:hover{background:var(--bg-secondary)}.filter-btn.active{background:var(--accent-light);color:var(--accent);border-color:var(--accent)}.document-table-wrapper{overflow-x:auto}.document-table{border-collapse:collapse;width:100%;font-size:.875rem}.document-table th{text-align:left;border-bottom:2px solid var(--border);text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);padding:.625rem .75rem;font-size:.75rem;font-weight:600}.document-table td{border-bottom:1px solid var(--border-light);padding:.625rem .75rem}.document-table tr:last-child td{border-bottom:none}.document-table tr:hover td{background:var(--bg-secondary)}.doc-name{align-items:center;gap:.5rem;font-weight:500;display:flex}.doc-icon{flex-shrink:0}.doc-date,.doc-size{color:var(--text-secondary);white-space:nowrap}.doc-action{white-space:nowrap}.loading-state,.error-state,.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:.75rem;padding:2rem;display:flex}.empty-hint{color:var(--text-light);font-size:.8125rem}.outline-viewer-content{max-width:1200px;margin:0 auto;padding:2rem 1.5rem}.viewer-input-section{margin-bottom:1.5rem}.viewer-input-section>h2{margin-bottom:.25rem}.viewer-form{margin-top:1rem}.viewer-input-row{gap:.5rem;margin-bottom:.75rem;display:flex}.viewer-input{font-size:.9375rem;font-family:var(--sans);border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--text);outline:none;flex:1;padding:.625rem 1rem;transition:border-color .15s}.viewer-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-light)}.viewer-input:disabled{opacity:.6;cursor:not-allowed}.viewer-options{flex-wrap:wrap;gap:1rem;display:flex}.viewer-option{flex-direction:column;gap:.25rem;display:flex}.option-label{text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);font-size:.75rem;font-weight:600}.viewer-select,.viewer-input-sm{font-size:.875rem;font-family:var(--sans);border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--text);outline:none;padding:.5rem .75rem;transition:border-color .15s}.viewer-select:focus,.viewer-input-sm:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-light)}.viewer-input-sm{min-width:200px}.viewer-document-section{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}.viewer-doc-header{border-bottom:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:1rem;padding:1rem 1.5rem;display:flex}.viewer-doc-info h3{margin-bottom:.25rem}.doc-emoji{font-size:1.25rem}.viewer-doc-meta{color:var(--text-secondary);gap:1rem;font-size:.8125rem;display:flex}.meta-item{align-items:center;gap:.25rem;display:inline-flex}.viewer-doc-actions{flex-shrink:0;align-items:center;gap:.75rem;display:flex}.view-toggle{border:1px solid var(--border);border-radius:var(--radius);display:flex;overflow:hidden}.toggle-btn{font-size:.8125rem;font-family:var(--sans);color:var(--text-secondary);cursor:pointer;background:0 0;border:none;align-items:center;gap:.375rem;padding:.375rem .875rem;font-weight:500;transition:all .15s;display:inline-flex}.toggle-btn:not(:last-child){border-right:1px solid var(--border)}.toggle-btn:hover{background:var(--bg-secondary)}.toggle-btn.active{background:var(--accent-light);color:var(--accent);font-weight:600}.toggle-btn:disabled{opacity:.6;cursor:not-allowed}.viewer-content-area{min-height:400px}.markdown-raw{font-family:var(--mono);white-space:pre-wrap;word-wrap:break-word;color:var(--text);background:var(--bg-secondary);max-height:70vh;margin:0;padding:1.5rem;font-size:.8125rem;line-height:1.6;overflow:auto}.pdf-preview-container{flex-direction:column;min-height:500px;display:flex}.pdf-iframe{border:none;flex:1;width:100%;min-height:70vh}.pdf-loading,.pdf-error{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:.75rem;min-height:300px;padding:3rem;display:flex}.pdf-loading-hint{color:var(--text-light);font-size:.8125rem}.spinner-btn{vertical-align:middle;border-width:2px;width:14px;height:14px;display:inline-block}.outline-badge{color:var(--accent);white-space:nowrap;background:#2563eb14;border-radius:999px;align-items:center;gap:.25rem;padding:.125rem .5rem;font-size:.6875rem;font-weight:500;display:inline-flex}.outline-badge:hover{background:#2563eb26;text-decoration:none}@media (width<=768px){.app-header{padding:.75rem 1rem}.header-left{gap:.75rem}.header-nav{display:none}.dashboard-content,.outline-viewer-content{padding:1rem}.integrations-grid{grid-template-columns:1fr}.section-header{flex-direction:column;align-items:flex-start}.document-table th:nth-child(3),.document-table td:nth-child(3){display:none}.login-card{padding:2rem 1.5rem}.viewer-input-row,.viewer-doc-header{flex-direction:column}.viewer-doc-actions{justify-content:space-between;width:100%}.viewer-options{flex-direction:column}}