/* ══════════════════════════════════════════════════════════ PDF Splitter – Web Edition (Premium Dark UI) ══════════════════════════════════════════════════════════ */ :root { --bg-base: #09090b; --bg-card: #131316; --bg-card-hover: #1a1a1f; --bg-input: #18181b; --border: #27272a; --border-light: #3f3f46; --text-primary: #fafafa; --text-secondary: #a1a1aa; --text-muted: #71717a; --accent: #7c3aed; --accent-light: #a78bfa; --accent-glow: rgba(124, 58, 237, 0.25); --success: #22c55e; --danger: #ef4444; --radius: 10px; --radius-sm: 6px; --transition: 180ms ease; --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif; --sidebar-width: 300px; } *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; } body { font-family: var(--font); background: var(--bg-base); color: var(--text-primary); overflow: hidden; height: 100vh; display: flex; flex-direction: column; user-select: none; } /* ── Header ──────────────────────────────────────────────── */ #header { display: flex; align-items: center; justify-content: space-between; height: 48px; padding: 0 18px; background: #0c0c0f; border-bottom: 1px solid var(--border); flex-shrink: 0; } .header-brand { display: flex; align-items: center; gap: 10px; } .header-icon { width: 20px; height: 20px; color: var(--accent-light); } #header h1 { font-size: 15px; font-weight: 700; color: var(--text-secondary); letter-spacing: 0.3px; } /* ── Main Layout ─────────────────────────────────────────── */ #app { display: flex; flex: 1; overflow: hidden; } /* ── Sidebar ─────────────────────────────────────────────── */ #sidebar { width: var(--sidebar-width); min-width: 0; flex-shrink: 0; display: flex; flex-direction: column; gap: 8px; padding: 12px; overflow: hidden; } #sidebar::-webkit-scrollbar { width: 5px; } #sidebar::-webkit-scrollbar-track { background: transparent; } #sidebar::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 10px; } /* Chapter section fills remaining vertical space */ #chapter-section { flex: 1; min-height: 0; display: flex; flex-direction: column; overflow: hidden; } /* ── Resize Handle ───────────────────────────────────────── */ .resize-handle { width: 5px; cursor: col-resize; background: var(--border); flex-shrink: 0; position: relative; transition: background 150ms ease; z-index: 10; } .resize-handle::after { content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 3px; height: 32px; border-radius: 2px; background: var(--border-light); opacity: 0; transition: opacity 150ms ease; } .resize-handle:hover, .resize-handle.dragging { background: var(--accent); } .resize-handle:hover::after, .resize-handle.dragging::after { opacity: 1; } body.resizing { cursor: col-resize !important; user-select: none !important; } body.resizing * { cursor: col-resize !important; } /* ── Cards ───────────────────────────────────────────────── */ .card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; transition: border-color var(--transition); } .card:hover { border-color: var(--border-light); } .card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; } .card-label { font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.2px; color: var(--text-muted); margin-bottom: 10px; } .card-header .card-label { margin-bottom: 0; } .depth-control { display: flex; align-items: center; gap: 6px; } .depth-label { font-size: 10px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.8px; font-weight: 600; } .depth-select { padding: 3px 6px; border: 1px solid var(--border); border-radius: 4px; background: var(--bg-input); color: var(--text-secondary); font-size: 11px; font-family: var(--font); outline: none; cursor: pointer; transition: border-color var(--transition); } .depth-select:focus { border-color: var(--accent); } /* ── Buttons ─────────────────────────────────────────────── */ .btn-primary { width: 100%; padding: 10px 16px; border: 1px dashed var(--border-light); border-radius: var(--radius-sm); background: var(--bg-input); color: var(--text-secondary); font-size: 13px; font-weight: 500; cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 8px; transition: all var(--transition); } .btn-primary svg { width: 16px; height: 16px; flex-shrink: 0; } .btn-primary:hover { border-color: var(--accent); color: var(--accent-light); background: rgba(124, 58, 237, 0.06); } .btn-accent { width: 100%; padding: 12px 16px; border: none; border-radius: var(--radius-sm); background: linear-gradient(135deg, var(--accent), #6d28d9); color: white; font-size: 13.5px; font-weight: 600; cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 8px; transition: all var(--transition); box-shadow: 0 2px 12px var(--accent-glow); } .btn-accent svg { width: 16px; height: 16px; flex-shrink: 0; } .btn-accent:hover:not(:disabled) { filter: brightness(1.15); box-shadow: 0 4px 20px var(--accent-glow); transform: translateY(-1px); } .btn-accent:disabled { opacity: 0.35; cursor: not-allowed; box-shadow: none; } .btn-accent:active:not(:disabled) { transform: translateY(0); } /* ── File Info ───────────────────────────────────────────── */ .file-info { margin-top: 10px; padding: 10px; background: var(--bg-input); border-radius: var(--radius-sm); border: 1px solid var(--border); } .file-name { font-size: 12.5px; font-weight: 600; color: var(--text-primary); word-break: break-all; line-height: 1.4; } .file-meta { font-size: 11.5px; color: var(--text-muted); margin-top: 4px; } /* ── Chapter List ────────────────────────────────────────── */ .chapter-list { display: flex; flex-direction: column; gap: 2px; flex: 1; min-height: 0; overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--border-light) transparent; } .chapter-list::-webkit-scrollbar { width: 4px; } .chapter-list::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 10px; } .chapter-item { display: flex; align-items: center; gap: 8px; padding: 7px 8px; border-radius: var(--radius-sm); cursor: pointer; transition: background var(--transition); } .chapter-item:hover { background: var(--bg-card-hover); } .chapter-item input[type="checkbox"] { appearance: none; width: 16px; height: 16px; border: 1.5px solid var(--border-light); border-radius: 4px; background: var(--bg-input); cursor: pointer; flex-shrink: 0; position: relative; transition: all var(--transition); } .chapter-item input[type="checkbox"]:checked { background: var(--accent); border-color: var(--accent); } .chapter-item input[type="checkbox"]:checked::after { content: ''; position: absolute; top: 2px; left: 5px; width: 4px; height: 8px; border: solid white; border-width: 0 2px 2px 0; transform: rotate(45deg); } .chapter-title { font-size: 12.5px; color: var(--text-primary); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; line-height: 1.3; } .chapter-pages { font-size: 10.5px; color: var(--text-muted); flex-shrink: 0; font-variant-numeric: tabular-nums; } /* ── Chapter Search ──────────────────────────────────────── */ .chapter-search-wrap { position: relative; margin-bottom: 6px; } .search-icon { position: absolute; left: 9px; top: 50%; transform: translateY(-50%); width: 14px; height: 14px; color: var(--text-muted); pointer-events: none; } .chapter-search { width: 100%; padding: 7px 10px 7px 30px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-input); color: var(--text-primary); font-size: 12.5px; font-family: var(--font); outline: none; transition: border-color var(--transition), box-shadow var(--transition); } .chapter-search::placeholder { color: var(--text-muted); } .chapter-search:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); } .chapter-item.search-hidden { display: none !important; } .chapter-title mark { background: rgba(124, 58, 237, 0.35); color: inherit; border-radius: 2px; padding: 0 1px; } /* ── Text Input ──────────────────────────────────────────── */ .input-hint { font-size: 11px; color: var(--text-muted); margin-bottom: 6px; } .text-input { width: 100%; padding: 9px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-input); color: var(--text-primary); font-size: 13px; font-family: var(--font); outline: none; transition: border-color var(--transition), box-shadow var(--transition); } .text-input::placeholder { color: var(--text-muted); } .text-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); } /* ── Action Card ─────────────────────────────────────────── */ .action-card { margin-top: auto; } .page-count-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; padding-bottom: 10px; border-bottom: 1px solid var(--border); } .count-label { font-size: 12px; color: var(--text-secondary); } .count-value { font-size: 20px; font-weight: 700; color: var(--accent-light); font-variant-numeric: tabular-nums; } /* ── Status Messages ─────────────────────────────────────── */ .status-msg { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--text-muted); padding: 4px 0; } /* ── Spinner ─────────────────────────────────────────────── */ .spinner { width: 16px; height: 16px; border: 2px solid var(--border-light); border-top-color: var(--accent-light); border-radius: 50%; animation: spin 0.7s linear infinite; } .spinner.large { width: 32px; height: 32px; border-width: 3px; } @keyframes spin { to { transform: rotate(360deg); } } /* ── Preview Panel ───────────────────────────────────────── */ #preview { flex: 1; display: flex; overflow: hidden; position: relative; background: #0c0c0f; } .preview-placeholder { display: flex; flex-direction: column; align-items: center; justify-content: center; width: 100%; gap: 14px; color: var(--text-muted); } .placeholder-icon { width: 56px; height: 56px; opacity: 0.3; } .preview-placeholder p { font-size: 13px; } .preview-grid { display: flex; flex-wrap: wrap; gap: 14px; padding: 18px; overflow-y: auto; width: 100%; align-content: flex-start; justify-content: center; scrollbar-width: thin; scrollbar-color: var(--border-light) transparent; } .preview-grid::-webkit-scrollbar { width: 6px; } .preview-grid::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 10px; } .page-thumb { position: relative; background: white; border-radius: var(--radius-sm); overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.4); transition: transform var(--transition), box-shadow var(--transition); cursor: pointer; } .page-thumb:hover { transform: scale(1.03); box-shadow: 0 4px 16px rgba(0,0,0,0.6); } .page-thumb canvas { display: block; width: 100%; height: auto; } .page-thumb-label { position: absolute; bottom: 0; left: 0; right: 0; text-align: center; padding: 3px 0; font-size: 10.5px; font-weight: 600; color: white; background: rgba(0,0,0,0.65); backdrop-filter: blur(4px); } /* ── Toast ────────────────────────────────────────────────── */ #toast-container { position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 40000; pointer-events: none; } .toast { padding: 10px 18px; border-radius: var(--radius-sm); font-size: 12.5px; font-weight: 500; color: white; box-shadow: 0 4px 16px rgba(0,0,0,0.5); animation: toastIn 300ms ease forwards; pointer-events: auto; } .toast.success { background: #16a34a; } .toast.error { background: #dc2626; } .toast.info { background: #2563eb; } .toast.fade-out { animation: toastOut 250ms ease forwards; } @keyframes toastIn { from { opacity: 0; transform: translateY(12px) scale(0.96); } to { opacity: 1; transform: translateY(0) scale(1); } } @keyframes toastOut { from { opacity: 1; transform: translateY(0); } to { opacity: 0; transform: translateY(8px); } } /* ── Lightbox ─────────────────────────────────────────────── */ .lightbox { position: absolute; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center; animation: lbFadeIn 200ms ease; } .lightbox.hidden { display: none !important; } .lightbox-backdrop { position: absolute; inset: 0; background: rgba(0, 0, 0, 0.85); backdrop-filter: blur(8px); } .lightbox-content { position: relative; display: flex; flex-direction: column; align-items: center; max-width: 94%; max-height: 94%; z-index: 1; } .lightbox-close { position: absolute; top: -36px; right: -4px; width: 30px; height: 30px; border: none; background: rgba(255,255,255,0.1); color: white; border-radius: 50%; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background var(--transition); z-index: 2; } .lightbox-close svg { width: 16px; height: 16px; } .lightbox-close:hover { background: rgba(255,255,255,0.2); } .lightbox-page-info { font-size: 13px; font-weight: 600; color: rgba(255,255,255,0.7); margin-bottom: 10px; text-align: center; } .lightbox-canvas-wrap { overflow: auto; max-height: calc(100vh - 140px); border-radius: var(--radius); box-shadow: 0 8px 40px rgba(0,0,0,0.6); background: white; scrollbar-width: thin; scrollbar-color: var(--border-light) transparent; } .lightbox-canvas-wrap canvas { display: block; max-width: 100%; height: auto; } .lightbox-nav { position: absolute; top: 50%; left: 8px; right: 8px; display: flex; justify-content: space-between; pointer-events: none; transform: translateY(-50%); } .lightbox-nav-btn { width: 40px; height: 40px; border: none; background: rgba(255,255,255,0.1); color: white; border-radius: 50%; cursor: pointer; display: flex; align-items: center; justify-content: center; pointer-events: auto; transition: background var(--transition), transform var(--transition); } .lightbox-nav-btn svg { width: 20px; height: 20px; } .lightbox-nav-btn:hover { background: rgba(255,255,255,0.2); transform: scale(1.1); } .lightbox-nav-btn:disabled { opacity: 0.2; cursor: default; } .lightbox-nav-btn:disabled:hover { background: rgba(255,255,255,0.1); transform: none; } @keyframes lbFadeIn { from { opacity: 0; } to { opacity: 1; } } /* ── Drop Overlay ─────────────────────────────────────────── */ .drop-overlay { position: fixed; inset: 0; z-index: 20000; background: rgba(9, 9, 11, 0.88); backdrop-filter: blur(6px); display: flex; align-items: center; justify-content: center; animation: lbFadeIn 150ms ease; } .drop-overlay-content { display: flex; flex-direction: column; align-items: center; gap: 16px; padding: 48px 64px; border: 2px dashed var(--accent-light); border-radius: 16px; color: var(--accent-light); } .drop-icon { width: 56px; height: 56px; animation: dropBounce 1s ease infinite; } .drop-overlay-content p { font-size: 16px; font-weight: 600; letter-spacing: 0.5px; } @keyframes dropBounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } } /* ── Upload Overlay ──────────────────────────────────────── */ .upload-overlay { position: fixed; inset: 0; z-index: 20001; background: rgba(9, 9, 11, 0.92); backdrop-filter: blur(8px); display: flex; align-items: center; justify-content: center; } .upload-overlay-content { display: flex; flex-direction: column; align-items: center; gap: 16px; color: var(--text-secondary); } .upload-overlay-content p { font-size: 14px; font-weight: 500; } /* ── Login Overlay ───────────────────────────────────────── */ .login-overlay { position: fixed; inset: 0; z-index: 30000; background: var(--bg-base); display: flex; align-items: center; justify-content: center; } .login-box { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; width: 100%; max-width: 380px; text-align: center; box-shadow: 0 10px 40px rgba(0,0,0,0.5); animation: lbFadeIn 300ms ease; } .login-icon { width: 48px; height: 48px; color: var(--accent-light); margin-bottom: 16px; } .login-box h2 { font-size: 20px; margin-bottom: 8px; } .login-box p { font-size: 13px; color: var(--text-muted); margin-bottom: 24px; } #login-form { display: flex; flex-direction: column; gap: 16px; } #login-form input { width: 100%; padding: 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-input); color: var(--text-primary); font-size: 14px; outline: none; transition: border-color var(--transition); } #login-form input:focus { border-color: var(--accent); } /* ── Admin Panel ─────────────────────────────────────────── */ .role-user .admin-only { display: none !important; } .icon-btn { background: transparent; border: none; color: var(--text-muted); width: 32px; height: 32px; border-radius: var(--radius-sm); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all var(--transition); } .icon-btn svg { width: 18px; height: 18px; } .icon-btn:hover { background: var(--bg-card-hover); color: var(--accent-light); } .admin-panel { position: relative; width: 100%; max-width: 500px; max-height: 90vh; overflow-y: auto; z-index: 10; padding: 24px; } .admin-close { position: absolute; top: 12px; right: 12px; width: 32px; height: 32px; border: none; background: transparent; color: var(--text-muted); border-radius: var(--radius-sm); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background var(--transition); } .admin-close:hover { background: var(--bg-input); color: white; } .admin-title { font-size: 18px; font-weight: 600; margin-bottom: 24px; border-bottom: 1px solid var(--border); padding-bottom: 12px; } .admin-section { margin-bottom: 24px; } .admin-section h3 { font-size: 13px; text-transform: uppercase; color: var(--text-muted); letter-spacing: 0.5px; margin-bottom: 12px; } .admin-hint { font-size: 12px; color: var(--text-secondary); margin-bottom: 12px; line-height: 1.4; } .admin-stats { display: flex; flex-direction: column; gap: 8px; font-size: 13px; background: var(--bg-input); padding: 12px; border-radius: var(--radius-sm); border: 1px solid var(--border); } .admin-stats-row { display: flex; justify-content: space-between; border-bottom: 1px solid var(--border-light); padding-bottom: 6px; } .admin-stats-row:last-child { border-bottom: none; padding-bottom: 0; } .admin-actions { display: flex; gap: 12px; } /* ── Active Sessions Cards ──────────────────────────────────── */ .admin-sessions { display: flex; flex-direction: column; gap: 8px; max-height: 240px; overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--border-light) transparent; } .admin-session-card { background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px 12px; transition: border-color var(--transition); } .admin-session-card:hover { border-color: var(--border-light); } .session-row { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; padding-bottom: 6px; border-bottom: 1px solid var(--border); } .session-icon { font-size: 14px; flex-shrink: 0; } .session-file { font-size: 12px; font-weight: 600; color: var(--text-primary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; } .session-details { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 4px 12px; } .session-detail { display: flex; justify-content: space-between; align-items: center; gap: 6px; } .detail-label { font-size: 10.5px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600; } .detail-value { font-size: 12px; color: var(--text-secondary); font-weight: 500; font-variant-numeric: tabular-nums; } /* ── IP Tracking Log ────────────────────────────────────────── */ .admin-ip-log { max-height: 200px; overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--border-light) transparent; } .ip-log-table { display: flex; flex-direction: column; gap: 2px; } .ip-log-header { display: grid; grid-template-columns: 1fr 80px 120px; gap: 8px; padding: 6px 10px; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text-muted); border-bottom: 1px solid var(--border); } .ip-log-row { display: grid; grid-template-columns: 1fr 80px 120px; gap: 8px; padding: 6px 10px; font-size: 12px; border-radius: var(--radius-sm); transition: background var(--transition); } .ip-log-row:hover { background: var(--bg-card-hover); } .ip-log-row.ip-locked { background: rgba(239, 68, 68, 0.08); } .ip-log-row.ip-locked:hover { background: rgba(239, 68, 68, 0.14); } .ip-address { color: var(--text-primary); font-family: monospace; font-size: 11.5px; } .ip-attempts { color: var(--text-secondary); text-align: center; font-variant-numeric: tabular-nums; } .ip-status { text-align: right; font-weight: 500; } .ip-tracking .ip-status { color: var(--text-muted); } .ip-locked .ip-status { color: var(--danger); } /* ── Utilities ───────────────────────────────────────────── */ .hidden { display: none !important; }