:root{--bg: #f4f4f7;--surface: #ffffff;--surface-2: #f2f2f5;--border: #e4e4ea;--text: #2a2a33;--muted: #6d6d7a;--primary: #e5322d;--primary-hover: #c9221d;--primary-soft: #fdeceb;--danger: #e5322d;--danger-soft: #fdeceb;--success: #1fa463;--radius: 12px;--shadow: 0 1px 2px rgba(30, 30, 50, .06), 0 6px 20px rgba(30, 30, 50, .07);--shadow-lift: 0 4px 10px rgba(30, 30, 50, .08), 0 14px 32px rgba(30, 30, 50, .12);color-scheme:light;font-family:Inter,Segoe UI,system-ui,-apple-system,sans-serif;font-size:15px;line-height:1.5;color:var(--text)}*{box-sizing:border-box}body{margin:0;background:var(--bg)}h1,h2,h3{margin:0;line-height:1.25}a{color:inherit;text-decoration:none}.muted{color:var(--muted);margin:0}.center{text-align:center}.app{min-height:100vh;display:flex;flex-direction:column}main{flex:1}.container{max-width:1160px;margin:0 auto;padding:32px 16px 48px}.container.narrow{max-width:640px}.topbar{display:flex;align-items:center;justify-content:space-between;padding:0 24px;height:60px;background:var(--surface);border-bottom:1px solid var(--border);box-shadow:0 1px 6px #1e1e320a;position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:-.02em}.brand-accent{color:var(--primary)}.brand-center{justify-content:center;font-size:24px}.topbar-user{display:flex;align-items:center;gap:12px;color:var(--muted)}.footer{text-align:center;color:var(--muted);font-size:13px;padding:20px 16px 28px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:10px;padding:9px 16px;font:inherit;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s,box-shadow .15s,opacity .15s}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-ghost{background:var(--surface);color:var(--text);border-color:var(--border)}.btn-ghost:hover:not(:disabled){background:var(--surface-2)}.btn-small{padding:5px 12px;font-size:13px}.btn-large{padding:13px 24px;font-size:16px}.btn-xl{padding:20px 48px;font-size:20px;border-radius:14px;box-shadow:0 6px 18px #e5322d4d}.btn-block{width:100%}.icon-btn{width:28px;height:28px;flex:none;border:none;border-radius:8px;background:transparent;color:var(--muted);cursor:pointer;font-size:16px;line-height:1}.icon-btn:hover:not(:disabled){background:var(--surface-2);color:var(--text)}.icon-btn:disabled{opacity:.3;cursor:default}.icon-btn-danger:hover:not(:disabled){background:var(--danger-soft);color:var(--danger)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.field>span{font-weight:600;font-size:14px}.field small{font-size:12.5px}input,select{font:inherit;color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:9px 12px;width:100%}input:focus,select:focus{outline:2px solid var(--primary);outline-offset:-1px;border-color:transparent}.alert{border-radius:10px;padding:10px 14px;margin:12px 0;font-size:14px}.alert-error{background:var(--danger-soft);color:var(--danger)}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:16px}.login{width:100%;max-width:380px;padding:32px 28px;display:flex;flex-direction:column;gap:8px}.login .muted{margin-bottom:16px}.hero{text-align:center;padding:28px 0 36px}.hero h1{font-size:clamp(26px,4vw,40px);letter-spacing:-.02em;margin-bottom:10px}.hero p{font-size:17px}.category{margin-bottom:32px}.category h2{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:12px}.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}.tool-card{display:flex;flex-direction:column;gap:6px;padding:22px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 1px 2px #1e1e320a;transition:transform .15s,box-shadow .15s}.tool-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift)}.tool-icon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;flex:none;margin-bottom:8px}.tool-title{font-weight:700;font-size:17px}.tool-desc{color:var(--muted);font-size:14px}.tool-header{margin-bottom:24px}.back-link{color:var(--muted);font-size:14px;display:inline-block;margin-bottom:14px}.back-link:hover{color:var(--primary)}.tool-header-title{display:flex;gap:14px;align-items:center}.tool-header-title .tool-icon{margin:0}.tool-header h1{font-size:28px;letter-spacing:-.02em}.dropzone{border:2px dashed transparent;border-radius:18px;padding:72px 16px;display:flex;flex-direction:column;align-items:center;gap:14px;transition:border-color .15s,background .15s}.dropzone-over{border-color:var(--primary);background:var(--primary-soft)}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;align-items:start}.workspace-main{min-height:300px}.workspace-hint{font-size:14px;margin-bottom:14px}.options{padding:22px;position:sticky;top:80px}.options h3{font-size:18px;margin-bottom:18px}.options .btn-block+.btn-block{margin-top:8px}.options>.muted{margin-bottom:12px;font-size:14px}.file-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:18px}.file-card{position:relative;display:flex;flex-direction:column;gap:8px;padding:12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 1px 2px #1e1e320d;transition:box-shadow .15s,transform .15s,border-color .15s}.file-card[draggable=true]{cursor:grab}.file-card[draggable=true]:hover{box-shadow:var(--shadow-lift)}.file-card.dragging,.page-card.dragging{opacity:.35}.file-card.drop-target{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}.file-thumb{aspect-ratio:3 / 4;display:grid;place-items:center;overflow:hidden;background:var(--surface-2);border-radius:8px}.file-thumb img{display:block;max-width:100%;max-height:100%;object-fit:contain;box-shadow:0 1px 5px #00000026}.file-badge{font-weight:800;font-size:18px;color:var(--primary);background:var(--surface);border:2px solid var(--primary);border-radius:8px;padding:10px 12px;letter-spacing:.02em}.file-name{font-size:13.5px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:center}.file-meta{display:flex;align-items:center;justify-content:center;gap:4px;color:var(--muted);font-size:12.5px;min-height:28px}.file-meta span{flex:1;text-align:center}.file-order{position:absolute;top:6px;left:6px;z-index:1;min-width:26px;height:26px;padding:0 6px;border-radius:13px;background:var(--primary);color:#fff;font-size:13px;font-weight:700;display:grid;place-items:center;box-shadow:0 2px 6px #e5322d59}.file-remove{position:absolute;top:6px;right:6px;z-index:1;width:28px;height:28px;border-radius:50%;border:1px solid var(--border);background:var(--surface);color:var(--muted);cursor:pointer;font-size:13px;opacity:0;transition:opacity .15s,color .15s,background .15s}.file-card:hover .file-remove,.page-card:hover .file-remove,.file-remove:focus-visible{opacity:1}.file-remove:disabled{display:none}.file-remove:hover{color:#fff;background:var(--danger);border-color:var(--danger)}.file-add{align-items:center;justify-content:center;min-height:240px;border:2px dashed var(--border);box-shadow:none;color:var(--muted);font:inherit;font-weight:600;cursor:pointer}.file-add:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}.file-add-plus{width:52px;height:52px;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;font-size:30px;font-weight:400;line-height:1}.page-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px;font-size:14px}.page-toolbar-actions{display:flex;gap:8px}.page-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}.page-card{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:10px;cursor:grab}.page-card:hover{box-shadow:var(--shadow-lift)}.page-thumb{aspect-ratio:1;display:grid;place-items:center;overflow:hidden;background:var(--surface-2);border-radius:8px}.page-thumb img{display:block;max-width:100%;max-height:100%;box-shadow:0 1px 4px #00000026;transition:transform .2s}.page-actions{display:flex;align-items:center;justify-content:space-between;margin-top:6px}.page-actions .icon-btn{width:26px}.page-number{font-size:13px;font-weight:600;color:var(--muted)}.spinner{width:24px;height:24px;border-radius:50%;border:3px solid var(--border);border-top-color:var(--primary);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.progress{display:flex;flex-direction:column;gap:8px;margin-bottom:8px;font-size:14px}.progress-bar{height:8px;border-radius:4px;background:var(--surface-2);overflow:hidden}.progress-bar>div{height:100%;background:var(--primary);border-radius:4px;transition:width .2s}.progress-bar>div.indeterminate{width:40%!important;animation:slide 1.2s ease-in-out infinite}@keyframes slide{0%{transform:translate(-100%)}to{transform:translate(250%)}}.result{padding:44px 24px;display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center}.result-check{width:60px;height:60px;border-radius:50%;background:var(--success);color:#fff;display:grid;place-items:center;font-size:30px;font-weight:700}.result .btn-primary{max-width:100%;overflow:hidden;text-overflow:ellipsis}.nav-link{font-weight:600;font-size:14px;color:var(--muted);padding:6px 4px;border-bottom:2px solid transparent}.nav-link:hover,.nav-link.active{color:var(--primary)}.nav-link.active{border-bottom-color:var(--primary)}.page-title{font-size:28px;letter-spacing:-.02em;margin-bottom:4px}.form-card{padding:22px;margin-top:20px;display:flex;flex-direction:column;align-items:flex-start}.form-card h3{font-size:17px;margin-bottom:16px}.form-card .field{width:100%}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;width:100%}.input-with-btn{display:flex;gap:8px}.input-with-btn input{font-family:ui-monospace,Cascadia Mono,Consolas,monospace}.checkbox{display:flex;align-items:center;gap:8px;font-size:14px;margin-bottom:18px;cursor:pointer}.checkbox input{width:18px;height:18px;accent-color:var(--primary)}.alert-success{background:#e7f6ee;color:#137a47}.btn-danger:hover:not(:disabled){background:var(--danger);border-color:var(--danger);color:#fff}.creds{padding:18px 20px;margin-top:20px;border-color:var(--success);box-shadow:0 0 0 3px #e7f6ee}.creds-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}.creds-text{background:var(--surface-2);border-radius:8px;padding:12px 14px;margin:12px 0;font-family:ui-monospace,Cascadia Mono,Consolas,monospace;font-size:14px;white-space:pre-wrap;word-break:break-all}.table-card{margin-top:20px;overflow-x:auto}.users-table{width:100%;border-collapse:collapse;font-size:14px}.users-table th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);padding:12px 16px;border-bottom:1px solid var(--border)}.users-table td{padding:12px 16px;border-bottom:1px solid var(--border);white-space:nowrap}.users-table tr:last-child td{border-bottom:none}.row-actions{text-align:right}.row-actions .btn+.btn{margin-left:6px}.role{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12.5px;font-weight:600;background:var(--surface-2);color:var(--muted)}.role-admin{background:var(--primary-soft);color:var(--primary)}@media(hover:none){.file-remove{opacity:1}}@media(max-width:800px){.workspace{grid-template-columns:minmax(0,1fr)}.options{position:static}.topbar{padding:0 16px}.file-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}.page-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}.page-card{padding:8px}input,select{font-size:16px}.btn-xl{padding:16px 32px;font-size:18px}.form-row{grid-template-columns:minmax(0,1fr);gap:0}.topbar-user{gap:8px}.topbar-user .nav-link{font-size:13px}}@media(max-width:640px){.users-table thead{display:none}.users-table tr{display:grid;grid-template-columns:1fr auto;gap:6px 12px;padding:14px 16px;border-bottom:1px solid var(--border)}.users-table tr:last-child{border-bottom:none}.users-table td{padding:0;border:none;white-space:normal}.users-table td:nth-child(3){grid-column:1 / -1;font-size:13px}.users-table .row-actions{grid-column:1 / -1;text-align:left;display:flex;flex-wrap:wrap;gap:6px}.row-actions .btn+.btn{margin-left:0}}@media(max-width:480px){.topbar .brand>span{display:none}.topbar-user .nav-link{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:110px}.topbar-user .btn{white-space:nowrap}}