/* ================= GLOBAL VARIABLES & RESET ================= */
:root {
    --primary: var(--main-color);
    --primary-hover: color-mix(in srgb, var(--main-color), black 15%);
    --bg-light: var(--bg-color, #f8fafc);
    --card-bg: #ffffff;
    --text-main: var(--text-color, #1e293b);
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --radius-lg: 16px;
    --radius-md: 12px;
    --transition: all 0.25s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-light);
    color: var(--text-main);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ================= MAIN WRAPPER ================= */
.page-wrapper {
    flex: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 20px;
}

/* ================= HEADER ================= */
header { text-align: center; margin-bottom: 15px; }
header h1 { font-size: 2.4rem; font-weight: 800; color: var(--primary); }
header p { color: var(--text-muted); margin-top: 5px; }
.tool-info { margin: 10px 0 20px; text-align: center; }

/* ================= INSTRUCTIONS & FAQ ================= */
.tool-instructions details, .tool-faqs details {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
    margin-bottom: 10px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}
.tool-instructions summary, .tool-faqs summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--text-main);
}
.tool-instructions ul, .tool-faqs ul {
    margin-top: 10px;
    padding-left: 18px;
    color: var(--text-muted);
}
.tool-faqs { margin-top: 40px; }

/* ================= DROPZONE ================= */
.dropzone {
    background: var(--card-bg);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 20px;
    text-align: center;
    margin-top: 20px;
    margin-bottom: 30px;
    transition: var(--transition);
    cursor: pointer;
}
.dropzone:hover { border-color: var(--primary); transform: scale(1.01); }
.dropzone.dragover { background: var(--primary-light); }
.icon-large { font-size: 3rem; color: var(--primary); margin-bottom: 15px; }

/* ================= BUTTONS ================= */
.btn-primary {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}
.btn-primary:hover { background: var(--primary-hover); }

/* ================= WORKBENCH & SIDEBAR ================= */
.workbench {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 25px;
    margin-top: 30px;
}
.sidebar {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    height: fit-content;
}
.sidebar h3 { margin-bottom: 15px; color: var(--primary); }
.sidebar-group { margin-bottom: 15px; }
select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

/* ================= PROGRESS ================= */
.progress-container {
    width: 100%;
    height: 8px;
    background: #e2e8f0;
    border-radius: 5px;
    overflow: hidden;
    margin: 10px 0;
}
#progress-fill {
    height: 100%;
    width: 0%;
    background: var(--primary);
    transition: width 0.3s ease;
}
.result-box {
    margin-top: 15px;
    padding: 12px;
    border: 1px solid #d1fae5;
    background: #ecfdf5;
    border-radius: var(--radius-md);
}
footer { margin-top: auto; text-align: center; padding: 20px; }

/* ================= PAGE GRID & CARDS ================= */
.page-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 25px;
}

.page-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 12px;
    width: 180px;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.page-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.1);
    border-color: var(--primary);
}

.card-actions {
    position: absolute;
    top: 8px;
    right: 8px;
    display: flex;
    gap: 6px;
    z-index: 10;
}

.card-actions .btn-icon {
    background: rgba(0,0,0,0.7);
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    color: white;
    font-size: 0.9rem;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}
.card-actions .btn-icon:hover {
    transform: scale(1.08);
}
.card-actions .btn-icon:first-child:hover {
    background: #3b82f6;
}
.card-actions .btn-icon:last-child:hover {
    background: #ef4444;
}

.preview-container {
    width: 100%;
    height: 160px;
    background: #f8f9fa;
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
}
.preview-container img,
.preview-container canvas {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 8px;
}

.page-labels {
    text-align: center;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-muted);
    margin-top: 5px;
    word-break: break-word;
}
.page-labels .file-size {
    display: block;
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 2px;
}

@media (max-width: 600px) {
    .page-grid { justify-content: center; }
    .page-card { width: 150px; }
}

/* ================= EDIT PDF TOOL ================= */
.editpdf-page .dropzone-small {
    background: #f8f9fa;
    border: 2px dashed #e2e8f0;
    border-radius: 16px;
    padding: 40px;
    text-align: center;
    cursor: pointer;
    margin-bottom: 20px;
    transition: border-color 0.2s;
}
.editpdf-page .dropzone-small:hover {
    border-color: var(--main-color, #4f46e5);
}
.editpdf-page .dropzone-small .icon-large i {
    color: var(--primary, #4f46e5) !important;
    font-size: 4rem !important;
}
.editpdf-page .editor-container { margin-top: 20px; }
.editpdf-page .toolbar-editor {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 12px;
    margin-bottom: 20px;
    align-items: center;
}
.editpdf-page .tool-btn-editor {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 10px 15px;
    cursor: pointer;
    transition: all 0.2s;
}
.editpdf-page .tool-btn-editor:hover {
    background: var(--main-color, #4f46e5);
    border-color: var(--main-color, #4f46e5);
    color: white;
}
.editpdf-page .tool-btn-editor.active {
    background: var(--main-color, #4f46e5);
    border-color: var(--main-color, #4f46e5);
    color: white;
}
.editpdf-page .tool-btn-editor i {
    color: var(--text-main, #1e293b) !important;
    font-size: 1.2rem !important;
}
.editpdf-page .tool-btn-editor:hover i { color: white !important; }
.editpdf-page .tool-btn-editor.active i { color: white !important; }
.editpdf-page .separator {
    width: 1px;
    height: 30px;
    background: #e2e8f0;
    margin: 0 5px;
}
.editpdf-page .color-picker {
    width: 40px;
    height: 40px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
}
.editpdf-page .stroke-picker {
    padding: 8px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: white;
}
.editpdf-page .zoom-controls {
    display: flex;
    gap: 5px;
    align-items: center;
}
.editpdf-page .canvas-viewer {
    background: #f1f5f9;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    overflow-x: auto;
    position: relative;
    min-height: 300px;
}
.editpdf-page #pdf-canvas,
#pdf-canvas {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
    width: 100% !important;
    height: auto !important;
    min-height: 200px !important;
    background: #f8f9fa !important;
    border-radius: 8px !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
    max-width: 100% !important;
}
.editpdf-page .page-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 20px 0;
    align-items: center;
}
.editpdf-page .page-controls button {
    background: var(--main-color, #4f46e5);
    color: white;
    border: none;
    padding: 8px 20px;
    border-radius: 40px;
    cursor: pointer;
    transition: background 0.2s;
}
.editpdf-page .page-controls button:hover {
    background: var(--main-hover-color, #4338ca);
}
.editpdf-page .save-pdf-btn {
    background: var(--main-color, #4f46e5);
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: 40px;
    cursor: pointer;
    font-weight: 600;
    width: 100%;
    margin-top: 20px;
    transition: background 0.2s;
}
.editpdf-page .save-pdf-btn:hover {
    background: var(--main-hover-color, #4338ca);
}
.editpdf-page .toast {
    visibility: hidden;
    min-width: 250px;
    background-color: #333;
    color: #fff;
    text-align: center;
    border-radius: 8px;
    padding: 12px;
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
}
.editpdf-page .toast.show {
    visibility: visible;
    animation: fadein 0.5s, fadeout 0.5s 2.5s;
}
@keyframes fadein {
    from { bottom: 0; opacity: 0; }
    to { bottom: 30px; opacity: 1; }
}
@keyframes fadeout {
    from { bottom: 30px; opacity: 1; }
    to { bottom: 0; opacity: 0; }
}
.editpdf-page .seo-content {
    margin-top: 40px;
    padding: 25px;
    background: #f9fafb;
    border-radius: 12px;
}
.editpdf-page .seo-content h2,
.editpdf-page .seo-content h3 { margin-bottom: 15px; }
.editpdf-page .related-tools {
    margin-top: 20px;
    padding: 20px;
    background: #f0f4f8;
    border-radius: 10px;
    text-align: center;
}
.editpdf-page .related-tools a {
    margin: 0 8px;
    text-decoration: none;
    color: var(--main-color, #4f46e5);
}
@media (max-width: 768px) {
    .editpdf-page .toolbar-editor { gap: 6px; padding: 10px; }
    .editpdf-page .tool-btn-editor { padding: 8px 12px; font-size: 0.9rem; }
    .editpdf-page .page-controls { gap: 10px; }
    .editpdf-page .page-controls button { padding: 6px 14px; font-size: 0.9rem; }
    .editpdf-page .canvas-viewer { min-height: 200px; padding: 10px; }
    .editpdf-page #pdf-canvas, #pdf-canvas { min-height: 150px !important; }
}

/* ================= SIGN PDF TOOL ================= */
.top-toolbar {
    display: none;
    flex-wrap: wrap;
    gap: 15px;
    align-items: center;
    justify-content: center;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 12px 20px;
    margin-bottom: 25px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.toolbar-group { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.toolbar-btn {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    padding: 10px 16px;
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
    font-weight: 500;
}
.toolbar-btn:hover { background: var(--primary); color: white; border-color: var(--primary); transform: translateY(-2px); }
.master-save { background: var(--primary); color: white; border: none; }
.master-save:hover { background: var(--primary-hover); }
.toolbar-input { padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border-color); background: var(--bg-light); width: 140px; }
.toolbar-select { padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border-color); background: var(--bg-light); cursor: pointer; }
.glass-panel-full { background: var(--card-bg); border-radius: var(--radius-lg); padding: 20px; border: 1px solid var(--border-color); min-height: 500px; }
.upload-area { text-align: center; padding: 60px 20px; border: 2px dashed var(--border-color); border-radius: var(--radius-lg); cursor: pointer; transition: var(--transition); }
.upload-area:hover { border-color: var(--primary); }
.sig-pad { cursor: crosshair; background: white; border-radius: 8px; width: 100%; height: auto; }
.tool-group { background: var(--card-bg); padding: 15px; border-radius: 12px; border: 1px solid var(--border-color); margin-bottom: 15px; }
.tool-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.input-base { width: 100%; padding: 10px; border: 1px solid var(--border-color); border-radius: 8px; background: var(--bg-light); color: var(--text-main); }
.logo { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.theme-toggle { cursor: pointer; font-size: 1.2rem; padding: 8px; border-radius: 50%; background: var(--bg-light); transition: var(--transition); }
.theme-toggle:hover { background: var(--primary); color: white; }
.toast { position: fixed; bottom: 30px; right: 30px; background: #1e293b; color: white; padding: 12px 24px; border-radius: 50px; opacity: 0; transition: opacity 0.3s; z-index: 9999; }
.toast.active { opacity: 1; }
.privacy-note { text-align: center; color: var(--text-muted); font-size: 0.8rem; margin-top: 20px; }

/* Signature Pad Modal */
#sig-pad-container { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.7); z-index: 10000; display: none; justify-content: center; align-items: center; }
.sig-pad-modal { background: var(--card-bg); border-radius: 20px; width: 90%; max-width: 550px; box-shadow: 0 25px 50px rgba(0,0,0,0.3); border: 1px solid var(--border-color); animation: modalFadeIn 0.25s ease; overflow: hidden; }
@keyframes modalFadeIn { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }
.sig-pad-header { display: flex; justify-content: space-between; align-items: center; padding: 18px 22px; background: var(--primary); color: white; }
.sig-pad-header h3 { margin: 0; font-size: 1.2rem; }
.sig-pad-close { background: rgba(255,255,255,0.2); border: none; font-size: 24px; cursor: pointer; width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.sig-pad-close:hover { background: rgba(255,255,255,0.4); transform: rotate(90deg); }
.sig-pad-body { padding: 25px; background: var(--bg-light); }
.sig-pad-canvas { width: 100%; background: white; border: 2px solid var(--border-color); border-radius: 12px; cursor: crosshair; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.sig-pad-footer { padding: 18px 22px; border-top: 1px solid var(--border-color); display: flex; gap: 12px; justify-content: flex-end; background: var(--card-bg); }
@media (max-width: 768px) {
    .top-toolbar { flex-direction: column; align-items: stretch; }
    .toolbar-group { justify-content: center; }
    .toolbar-btn { flex: 1; text-align: center; }
    .toolbar-input, .toolbar-select { width: 100%; }
}

/* ================= WATERMARK TOOL ================= */
.watermark-page .workbench {
    display: flex;
    gap: 25px;
    margin-top: 30px;
}
.watermark-page section { flex: 1; min-width: 0; }
.watermark-page .sidebar { width: 320px; flex-shrink: 0; }
.watermark-page #preview-container {
    position: relative;
    width: 100%;
    background: var(--bg-secondary, #f5f5f5);
    border-radius: 16px;
    padding: 20px;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.watermark-page #pdf-preview-canvas {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.watermark-page #watermark-preview-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    overflow: visible;
}
.watermark-page .watermark-text {
    position: absolute;
    pointer-events: auto;
    cursor: grab;
    user-select: none;
    white-space: nowrap;
    font-weight: bold;
    text-transform: uppercase;
    z-index: 100;
}
.watermark-page .watermark-text:active { cursor: grabbing; }
.watermark-page #preview-img {
    position: absolute;
    pointer-events: auto;
    cursor: grab;
    user-select: none;
    z-index: 100;
}
.watermark-page #preview-img:active { cursor: grabbing; }
.watermark-page #upload-placeholder {
    background: var(--bg-secondary, #f5f5f5);
    border-radius: 16px;
    padding: 60px 20px;
    text-align: center;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--border-color, #ddd);
}
.watermark-page .toolbar-input {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color, #ddd);
    border-radius: 8px;
    background: var(--bg-light, #fff);
    color: var(--text-main, #333);
}
.watermark-page .full-width { width: 100%; }
.watermark-page .sidebar-group { margin-bottom: 20px; }
.watermark-page .sidebar-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-main, #333);
}
@media (min-width: 992px) { .watermark-page .workbench { flex-direction: row; } }
@media (min-width: 769px) and (max-width: 991px) {
    .watermark-page .workbench { flex-direction: column; }
    .watermark-page .sidebar { width: 100%; }
}
@media (max-width: 768px) {
    .watermark-page .workbench { flex-direction: column; gap: 20px; }
    .watermark-page .sidebar { width: 100%; }
    .watermark-page #preview-container { min-height: 350px; padding: 12px; }
    .watermark-page #pdf-preview-canvas { max-width: 100%; height: auto; max-height: 60vh; }
    .watermark-page #upload-placeholder { min-height: 350px; padding: 40px 15px; }
    .watermark-page .watermark-text { white-space: nowrap; }
}
@media (max-width: 480px) {
    .watermark-page #preview-container { min-height: 280px; padding: 8px; }
    .watermark-page #upload-placeholder { min-height: 280px; }
}

/* ================= ROTATE PDF - ROUND CARDS ================= */
.rotate-page .page-card.rotate-round-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 50% !important;
    padding: 12px;
    width: 160px;
    height: 160px;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.rotate-page .page-card.rotate-round-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 24px rgba(0,0,0,0.15);
    border-color: var(--primary);
}
.rotate-page .page-card.rotate-round-card canvas {
    width: 120px;
    height: 120px;
    border-radius: 50% !important;
    object-fit: cover;
    background: #f8f9fa;
}
.rotate-page .page-card.rotate-round-card .card-actions {
    position: absolute;
    top: 6px;
    right: 6px;
    display: flex;
    gap: 4px;
    z-index: 10;
}
.rotate-page .page-card.rotate-round-card .card-actions .rotate-btn {
    background: var(--primary, #4f46e5) !important;
    border: none !important;
    padding: 2px 6px !important;
    border-radius: 4px !important;
    cursor: pointer !important;
    font-size: 9px !important;
    font-weight: 600 !important;
    color: white !important;
    transition: all 0.2s ease !important;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}
.rotate-page .page-card.rotate-round-card .card-actions .rotate-btn:hover {
    background: var(--primary-hover, #6366f1) !important;
    transform: scale(1.08);
}
.rotate-page .page-card.rotate-round-card .page-number {
    text-align: center;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    margin-top: 4px;
}
@media (max-width: 600px) {
    .rotate-page .page-card.rotate-round-card {
        width: 130px;
        height: 130px;
        padding: 8px;
    }
    .rotate-page .page-card.rotate-round-card canvas {
        width: 100px;
        height: 100px;
    }
    .rotate-page .page-card.rotate-round-card .card-actions .rotate-btn {
        font-size: 8px !important;
        padding: 2px 4px !important;
    }
}

/* ================= PROTECT PDF ================= */
.protect-page .upload-area { padding: 60px 20px; }
.protect-page .protect-action-panel { max-width: 650px; margin: 30px auto 0; background: var(--card-bg); border: 1px solid var(--border-color); border-radius: var(--radius-lg); padding: 25px; }
.protect-page .settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 25px; }
.protect-page .input-group { margin-bottom: 20px; }
.protect-page .input-group label { display: block; margin-bottom: 8px; font-weight: 600; }
.protect-page .input-group label i { margin-right: 8px; color: var(--primary); }
.protect-page .input-hint { display: block; font-size: 11px; color: var(--text-muted); margin-top: 5px; }
.protect-page .permissions-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; margin-top: 15px; }
.protect-page .permission-item { display: flex; align-items: center; gap: 10px; cursor: pointer; padding: 8px 12px; background: var(--bg-light); border-radius: 10px; }
.protect-page .permission-item:hover { background: var(--border-color); }
.protect-page .input-base { width: 100%; padding: 12px 15px; border-radius: 10px; }
.protect-page .master-save { width: 100%; padding: 14px; font-size: 16px; }
@media (max-width: 700px) {
    .protect-page .settings-grid { grid-template-columns: 1fr; }
    .protect-page .permissions-grid { grid-template-columns: 1fr; }
    .protect-page .protect-action-panel { margin: 20px 15px; padding: 20px; }
}

/* ================= ORGANIZE PDF ================= */
.organize-page .upload-area { padding: 60px 20px; }
.organize-page .page-grid { display: flex; flex-wrap: wrap; gap: 20px; justify-content: center; margin-top: 30px; }
.organize-page .page-card { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: 16px; padding: 12px; width: 180px; transition: all 0.3s ease; cursor: grab; }
.organize-page .page-card:active { cursor: grabbing; }
.organize-page .page-card:hover { transform: translateY(-4px); box-shadow: 0 12px 24px rgba(0,0,0,0.1); border-color: var(--primary); }
.organize-page .page-checkbox { position: absolute; top: 8px; left: 8px; z-index: 10; }
.organize-page .page-preview { width: 100%; height: 140px; background: #f8f9fa; border-radius: 12px; overflow: hidden; display: flex; align-items: center; justify-content: center; margin-bottom: 10px; }
.organize-page .page-preview canvas { max-width: 100%; max-height: 100%; }
.organize-page .page-number { text-align: center; font-size: 12px; font-weight: 600; margin-bottom: 8px; }
.organize-page .page-actions { display: flex; gap: 8px; justify-content: center; }
.organize-page .page-actions button { background: var(--bg-light); border: 1px solid var(--border-color); padding: 5px 10px; border-radius: 8px; cursor: pointer; font-size: 11px; }
.organize-page .page-actions button:hover { background: var(--primary); color: white; }
.organize-page .action-footer { border-top: 1px solid var(--border-color); padding-top: 30px; }
.organize-page .action-buttons { display: flex; gap: 15px; justify-content: center; margin-bottom: 25px; flex-wrap: wrap; }
.organize-page .duplicate-btn { background: var(--primary); }
.organize-page .delete-btn { background: #ef4444; }
.organize-page .master-save { width: 100%; max-width: 400px; padding: 18px; margin: 0 auto; display: block; }
@media (max-width: 600px) {
    .organize-page .page-card { width: 150px; }
    .organize-page .page-preview { height: 120px; }
    .organize-page .action-buttons { flex-direction: column; align-items: center; }
    .organize-page .action-buttons button { width: 200px; }
}

/* ================= PDF to PDF/A ================= */
.pdfa-page .upload-area { padding: 60px 20px; }
.pdfa-page .pdfa-action-panel { max-width: 550px; margin: 30px auto 0; background: var(--card-bg); border: 1px solid var(--border-color); border-radius: var(--radius-lg); padding: 25px; }
.pdfa-page .settings-bar { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 25px; flex-wrap: wrap; }
.pdfa-page .pdfa-select { padding: 10px 15px; border-radius: 10px; background: var(--bg-light); flex: 1; min-width: 200px; }
.pdfa-page .file-info-card { display: flex; align-items: center; gap: 15px; background: var(--bg-light); padding: 15px; border-radius: 12px; margin-bottom: 25px; }
.pdfa-page .file-icon { font-size: 2rem; color: var(--primary); }
.pdfa-page .file-details { flex: 1; }
.pdfa-page .file-name { font-weight: 600; margin-bottom: 5px; }
.pdfa-page .master-save { width: 100%; padding: 14px; }
@media (max-width: 600px) {
    .pdfa-page .settings-bar { flex-direction: column; align-items: stretch; }
    .pdfa-page .pdfa-action-panel { margin: 20px 15px; padding: 20px; }
}

/* ================= REPAIR PDF ================= */
.repair-page .page-card {
    background: var(--card-bg, #fff);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 16px;
    padding: 12px;
    width: 180px;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.repair-page .page-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.1);
    border-color: var(--primary);
}
.repair-page .preview-container {
    width: 100%;
    height: 160px;
    background: #f8f9fa;
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}
.repair-page .preview-container canvas,
.repair-page .preview-container img { max-width: 100%; max-height: 100%; border-radius: 8px; }
.repair-page .page-number { text-align: center; font-size: 12px; font-weight: 600; margin-top: 5px; color: var(--text-main); }
.repair-page .card-actions { position: absolute; top: 8px; right: 8px; display: flex; gap: 5px; z-index: 10; }
.repair-page .card-actions button { background: rgba(0,0,0,0.6); border: none; border-radius: 50%; width: 28px; height: 28px; color: white; cursor: pointer; transition: all 0.2s; display: flex; align-items: center; justify-content: center; }
.repair-page .card-actions button:hover { transform: scale(1.1); }
.repair-page .rotate-btn:hover { background: #3b82f6 !important; }
.repair-page .delete-btn:hover { background: #ef4444 !important; }
.repair-page .page-grid { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 25px; justify-content: flex-start; }
.repair-page .settings-area { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-top: 30px; padding-top: 25px; border-top: 1px solid var(--border-color); }
.repair-page .select-top { width: 100%; padding: 10px; border-radius: 8px; border: 1px solid var(--border-color); background: var(--bg-light); color: var(--text-main); }
.repair-page .progress-container { width: 100%; height: 8px; background: var(--border-color, #e2e8f0); border-radius: 10px; overflow: hidden; margin: 25px 0 8px; }
.repair-page #progress-fill { width: 0%; height: 100%; background: var(--primary, #4f46e5); transition: width 0.3s ease; }
.repair-page #progress-text { font-size: 0.75rem; text-align: center; color: var(--text-muted); margin-top: 8px; }
.repair-page .repair-btn { width: 100%; margin-top: 30px; }
.repair-page .result-box { margin-top: 20px; text-align: center; background: var(--card-bg); border: 1px solid var(--border-color); border-radius: 12px; padding: 15px; }
@media (max-width: 600px) {
    .repair-page .page-card { width: 160px; padding: 8px; }
    .repair-page .preview-container { height: 130px; }
    .repair-page .card-actions button { width: 24px; height: 24px; }
}

/* ================= PAGE NUMBERS ================= */
.pagenumbers-page .upload-area { padding: 60px 20px; }
.pagenumbers-page .pagenumbers-action-panel { max-width: 650px; margin: 30px auto 0; background: var(--card-bg); border: 1px solid var(--border-color); border-radius: var(--radius-lg); padding: 25px; }
.pagenumbers-page .settings-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 25px; }
.pagenumbers-page .file-info-card { display: flex; align-items: center; gap: 15px; background: var(--bg-light); padding: 15px; border-radius: 12px; margin-bottom: 25px; }
.pagenumbers-page .master-save { width: 100%; padding: 14px; }
@media (max-width: 600px) {
    .pagenumbers-page .settings-grid { grid-template-columns: 1fr; }
    .pagenumbers-page .pagenumbers-action-panel { margin: 20px; padding: 20px; }
}

/* ================= SCAN TO PDF TOOL ================= */
.scantopdf-page .scanner-viewport { position: relative; background: #000; border-radius: 24px; overflow: hidden; margin-bottom: 20px; aspect-ratio: 4 / 3; max-width: 100%; }
.scantopdf-page .scanner-viewport video { width: 100%; height: 100%; object-fit: cover; }
.scantopdf-page #flash { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: white; opacity: 0; pointer-events: none; transition: opacity 0.1s; }
.scantopdf-page .camera-badge { position: absolute; bottom: 10px; right: 10px; background: rgba(0,0,0,0.6); padding: 5px 12px; border-radius: 30px; color: #fff; font-size: 0.7rem; backdrop-filter: blur(4px); }
.scantopdf-page .controls { display: flex; justify-content: center; gap: 20px; margin-bottom: 25px; }
.scantopdf-page .btn-icon { background: var(--primary, #4f46e5); border: none; width: 60px; height: 60px; border-radius: 50%; cursor: pointer; color: white; font-size: 1.5rem; transition: all 0.2s; display: flex; align-items: center; justify-content: center; }
.scantopdf-page .btn-icon:hover { transform: scale(1.05); background: var(--primary-hover, #6366f1); }
.scantopdf-page .capture-btn { background: #ef4444; width: 70px; height: 70px; }
.scantopdf-page .capture-btn:hover { background: #dc2626; }
.scantopdf-page .gallery { display: flex; flex-wrap: wrap; gap: 15px; padding: 20px; background: var(--bg-secondary, #f1f5f9); border-radius: 20px; margin-bottom: 20px; min-height: 120px; }
.scantopdf-page .gallery-empty { text-align: center; width: 100%; color: var(--text-muted); padding: 30px; font-size: 1rem; }
.scantopdf-page .gallery-empty i { font-size: 2.5rem; margin-bottom: 10px; display: block; }
.scantopdf-page .gallery-item { position: relative; width: 100px; border-radius: 12px; overflow: hidden; cursor: pointer; transition: transform 0.2s; }
.scantopdf-page .gallery-item:hover { transform: scale(1.05); }
.scantopdf-page .gallery-item img { width: 100%; height: 100px; object-fit: cover; display: block; }
.scantopdf-page .gallery-item .remove-item { position: absolute; top: 5px; right: 5px; background: rgba(0,0,0,0.6); border: none; border-radius: 50%; width: 26px; height: 26px; cursor: pointer; color: white; display: flex; align-items: center; justify-content: center; transition: all 0.2s; }
.scantopdf-page .gallery-item .remove-item:hover { background: #ef4444; transform: scale(1.1); }
.scantopdf-page .generate-section { text-align: center; margin-top: 10px; }
.scantopdf-page .master-save { background: var(--primary); border: none; border-radius: 40px; padding: 14px 28px; font-size: 1rem; font-weight: 700; width: 100%; max-width: 350px; margin: 0 auto; display: inline-block; color: white; cursor: pointer; transition: all 0.2s; }
.scantopdf-page .master-save:hover { background: var(--primary-hover); transform: translateY(-2px); }
.scantopdf-page .master-save:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
@media (max-width: 600px) {
    .scantopdf-page .btn-icon { width: 50px; height: 50px; font-size: 1.2rem; }
    .scantopdf-page .capture-btn { width: 60px; height: 60px; }
    .scantopdf-page .gallery-item { width: 80px; }
    .scantopdf-page .gallery-item img { height: 80px; }
}

/* ================= COMPARE PDF TOOL ================= */
.compare-page .upload-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 25px; margin-bottom: 30px; }
.compare-page .compare-upload { text-align: center; padding: 40px 20px; border: 2px dashed var(--border-color); border-radius: 20px; cursor: pointer; transition: all 0.3s; background: var(--bg-secondary, #f8fafc); }
.compare-page .compare-upload:hover { border-color: var(--primary); background: rgba(79, 70, 229, 0.05); }
.compare-page .compare-upload.dragover { border-color: var(--primary); background: rgba(79, 70, 229, 0.1); }
.compare-page .small-btn { padding: 8px 20px; font-size: 14px; margin-top: 15px; }
.compare-page .file-info-badge { margin-top: 15px; padding: 8px 16px; background: var(--primary); color: white; border-radius: 30px; font-size: 12px; display: inline-block; }
.compare-page .compare-action { text-align: center; margin-bottom: 30px; }
.compare-page .master-save { padding: 14px 28px; font-size: 16px; }
.compare-page .comparison-viewport { margin-top: 30px; border: 1px solid var(--border-color); border-radius: 20px; padding: 20px; background: var(--card-bg); display: none; }
.compare-page .page-controls { display: flex; justify-content: center; align-items: center; gap: 20px; margin-bottom: 20px; }
.compare-page .btn-icon { background: var(--primary); border: none; padding: 8px 20px; border-radius: 30px; cursor: pointer; color: white; }
.compare-page .btn-icon:disabled { opacity: 0.5; cursor: not-allowed; }
.compare-page .comparison-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.compare-page .page-view { text-align: center; }
.compare-page .page-title { font-weight: 600; margin-bottom: 10px; font-size: 14px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); }
.compare-page .pdf-canvas { width: 100%; height: auto; border-radius: 12px; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1); background: white; }
.compare-page .progress-container { width: 100%; height: 8px; background: var(--border-color, #e2e8f0); border-radius: 10px; overflow: hidden; margin: 20px 0; display: none; }
.compare-page #progress-fill { width: 0%; height: 100%; background: var(--primary, #4f46e5); transition: width 0.3s ease; }
.compare-page #progress-text { font-size: 0.75rem; text-align: center; color: var(--text-muted); margin-top: 8px; display: none; }
@media (max-width: 900px) {
    .compare-page .upload-grid { grid-template-columns: 1fr; }
    .compare-page .comparison-grid { grid-template-columns: 1fr; gap: 30px; }
}

/* ================= REDACT PDF ================= */
.redact-page .upload-area { padding: 60px 20px; }
.redact-page .editor-layout { display: none; grid-template-columns: 280px 1fr; gap: 25px; margin-top: 30px; }
.redact-page .redact-toolbar { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: var(--radius-lg); padding: 20px; height: fit-content; }
.redact-page .tool-btn, 
.redact-page .master-save {
    width: 100% !important;
    padding: 12px 15px !important;
    margin-bottom: 10px !important;
    border-radius: 10px !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    text-align: center !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    opacity: 1 !important;
    visibility: visible !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 10px !important;
    border: none !important;
}
.redact-page .tool-btn,
.redact-page .master-save { background: var(--primary) !important; color: white !important; }
.redact-page .tool-btn:hover,
.redact-page .master-save:hover { background: var(--primary-hover) !important; transform: translateY(-2px) !important; box-shadow: 0 4px 12px rgba(0,0,0,0.2) !important; }
.redact-page .tool-btn.active { background: var(--primary) !important; opacity: 0.9 !important; }
.redact-page #clear-redactions { background: #ef4444 !important; }
.redact-page #clear-redactions:hover { background: #dc2626 !important; }
.redact-page .preview-container { position: relative; background: var(--bg-light); border: 1px solid var(--border-color); border-radius: var(--radius-lg); padding: 20px; min-height: 550px; display: flex; justify-content: center; align-items: center; }
.redact-page #pdf-canvas { max-width: 100%; height: auto; box-shadow: 0 4px 16px rgba(0,0,0,0.1); background: white; }
.redact-page .redact-selection-box { position: absolute; border: 2px dashed #ef4444; background: rgba(239,68,68,0.2); display: none; pointer-events: none; }
.redact-page .redact-toolbar button,
.redact-page .redact-toolbar .tool-btn,
.redact-page .redact-toolbar .master-save { opacity: 1 !important; visibility: visible !important; }
@media (max-width: 800px) { .redact-page .editor-layout { grid-template-columns: 1fr; } }

/* ================= CROP PDF TOOL ================= */
.crop-page .canvas-wrapper { position: relative; display: inline-block; max-width: 100%; margin: 20px auto; text-align: center; }
.crop-page #main-canvas { max-width: 100%; height: auto; border: 1px solid var(--border-color); border-radius: 8px; background: white; box-shadow: 0 2px 10px rgba(0,0,0,0.1); cursor: crosshair; }
.crop-page .crop-overlay { position: absolute; border: 2px dashed #ff0000; background: transparent; display: none; cursor: move; z-index: 10; box-sizing: border-box; }
.crop-page .resize-handle { display: none !important; }
.crop-page .action-bar { display: flex; justify-content: center; gap: 15px; margin: 20px 0; flex-wrap: wrap; }
.crop-page .btn-secondary { background: var(--bg-secondary); border: 1px solid var(--border-color); padding: 10px 24px; border-radius: 40px; cursor: pointer; font-weight: 600; }
.crop-page .btn-primary { background: var(--primary); border: none; padding: 10px 24px; border-radius: 40px; cursor: pointer; font-weight: 600; color: white; }
.crop-page .btn-success { background: #10b981; border: none; padding: 10px 24px; border-radius: 40px; cursor: pointer; font-weight: 600; color: white; }
.crop-page .btn-success:disabled { background: #9ca3af; cursor: not-allowed; }
.crop-page .preview-area { margin: 30px auto; max-width: 500px; text-align: center; border-top: 1px solid var(--border-color); padding-top: 20px; }
.crop-page #preview-canvas { max-width: 100%; height: auto; border: 1px solid var(--border-color); border-radius: 12px; background: white; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
.crop-page .progress-container { width: 100%; height: 6px; background: var(--border-color); border-radius: 10px; overflow: hidden; margin: 20px 0; display: none; }
.crop-page #progress-fill { width: 0%; height: 100%; background: var(--primary); transition: width 0.3s; }
.crop-page .dropzone .icon-large i,
.crop-page .dropzone .icon-large { color: var(--primary) !important; }

/* ================= AI SUMMARIZER ================= */
.aisum-page .summary-output { max-width: 210mm; width: 100%; margin: 30px auto; background: var(--card-bg, #fff); border: 1px solid var(--border-color); border-radius: 12px; padding: 20px 25px; box-shadow: 0 2px 10px rgba(0,0,0,0.05); text-align: left; }
.aisum-page .abstract-text { font-size: 14px; line-height: 1.6; text-align: justify; color: var(--text-main); word-wrap: break-word; overflow-wrap: break-word; }
.aisum-page .key-points-list { list-style: none; padding: 0; }
.aisum-page .key-points-list li { padding: 8px 0; border-bottom: 1px solid var(--border-color); font-size: 14px; line-height: 1.5; color: var(--text-main); }
.aisum-page .key-points-list li i { color: var(--primary); margin-right: 10px; }
.aisum-page .summary-actions { display: flex; gap: 15px; justify-content: center; margin-top: 25px; flex-wrap: wrap; }
.aisum-page .dropzone .icon-large i,
.aisum-page .dropzone .icon-large { color: var(--primary) !important; }

/* ================= CONVERT-PDF TOOL ================= */
.top-fixed-area { position: sticky; top: 0; z-index: 9999; background: var(--bg, #fff); }
.queue-item { display: flex; justify-content: space-between; align-items: center; background: var(--card-bg); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 12px 16px; margin-bottom: 8px; }
.queue-item:hover { border-color: var(--primary); }
.result-tile { display: flex; justify-content: space-between; align-items: center; background: var(--card-bg); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 12px 16px; margin-top: 8px; border-left: 3px solid #10b981; }
.btn-icon { background: transparent; border: none; cursor: pointer; font-size: 1.2rem; color: var(--text-muted); padding: 4px 8px; border-radius: 8px; transition: var(--transition); }
.btn-icon:hover { background: var(--border-color); color: #ef4444; }
.upload-btn { background: var(--primary); color: white; border: none; padding: 10px 24px; border-radius: 40px; font-weight: 600; cursor: pointer; transition: var(--transition); }
.upload-btn:hover { background: var(--primary-hover); transform: scale(0.98); }
.sidebar-group { margin-bottom: 20px; }
.sidebar-group label { display: block; margin-bottom: 8px; font-weight: 600; font-size: 0.85rem; color: var(--text-main); }
.dropzone-icon i { font-size: 3rem; color: var(--primary); margin-bottom: 16px; }
.dropzone-title { font-size: 1.2rem; font-weight: 600; margin-bottom: 8px; }
.dropzone-text { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 20px; }
@media (max-width: 700px) {
    .workbench { grid-template-columns: 1fr; gap: 20px; }
    .mode-grid { grid-template-columns: repeat(2, 1fr); }
    .sidebar { order: 2; }
    .queue-item, .result-tile { flex-direction: column; text-align: center; gap: 10px; }
}

/* ================= EXCEL TO PDF ================= */
#sheet-grid .preview-container canvas { width: 120px !important; height: auto !important; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }

/* سب بٹنوں کا ہوور کلر براؤن ہی رکھو */
.btn-primary:hover,
.upload-btn:hover {
    background: var(--primary-hover) !important;
}