/* Sign PDF Tool Styles */

/* Modals */
.sign-modal.large { max-width: 800px; width: 90%; }
.sign-modal.x-large { max-width: 1000px; width: 95%; }

.sign-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid var(--border);
}

.sign-modal-header h2 { margin: 0; font-size: 2rem; font-weight: 800; text-align: center; width: 100%; color: #fff; }
.close-modal { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 1.2rem; transition: var(--transition); }
.close-modal:hover { color: var(--primary); }

/* Only Me Flow */
.details-body { padding: 25px; }
.details-inputs { display: flex; gap: 20px; margin-bottom: 25px; }
.input-group { flex: 1; display: flex; flex-direction: column; gap: 8px; }
.input-group label { font-size: 0.9rem; font-weight: 600; color: var(--text-muted); }
.input-group input { 
    padding: 12px 15px; 
    border-radius: 8px; 
    border: 1px solid var(--border); 
    background: rgba(255,255,255,0.05); 
    color: var(--text-main);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}
.input-group input:focus { border-color: var(--primary); background: rgba(255,255,255,0.1); }

/* Tabs */
.tabs-header { display: flex; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.tab-btn { 
    padding: 12px 25px; 
    background: none; 
    border: none; 
    color: var(--text-muted); 
    cursor: pointer; 
    font-weight: 600; 
    position: relative;
    transition: var(--transition);
}
.tab-btn.active { color: var(--primary); }
.tab-btn.active::after { 
    content: ''; 
    position: absolute; 
    bottom: -1px; 
    left: 0; 
    width: 100%; 
    height: 2px; 
    background: var(--primary); 
}

/* Font Grid */
.font-grid { 
    display: grid; 
    grid-template-columns: repeat(2, 1fr); 
    gap: 15px; 
    max-height: 350px; 
    overflow-y: auto; 
    padding: 20px;
    background: var(--surface);
    border-radius: 12px;
    border: 2px solid var(--border);
    margin-top: 15px;
    box-shadow: inset 0 2px 10px rgba(0,0,0,0.05);
}

.font-item { 
    padding: 25px 15px; 
    border: 2px solid var(--border); 
    border-radius: 10px; 
    cursor: pointer; 
    text-align: center; 
    font-size: 1.8rem; 
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--black-light);
    min-height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    color: var(--text-main);
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.font-item:hover { 
    border-color: var(--primary); 
    background: var(--surface);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}

.font-item.selected { 
    border-color: var(--primary); 
    background: var(--surface);
    box-shadow: 0 0 0 3px rgba(255, 0, 0, 0.15), 0 4px 12px rgba(0,0,0,0.1);
}

.font-item.selected::after {
    content: '\f058';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 8px;
    right: 8px;
    font-size: 1.3rem;
    color: var(--primary);
}

/* Color Palette */
.details-footer { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    margin-top: 30px; 
    padding-top: 20px;
    border-top: 1px solid var(--border);
}
.color-selection { display: flex; align-items: center; gap: 12px; }
.color-btn { 
    width: 28px; 
    height: 28px; 
    border-radius: 50%; 
    border: 2px solid rgba(255,255,255,0.2); 
    cursor: pointer; 
    transition: var(--transition);
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}
.color-btn:hover { transform: scale(1.1); }
.color-btn.active { transform: scale(1.2); border-color: #fff; box-shadow: 0 0 10px var(--primary); }

.custom-color-container {
    position: relative;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
#custom-color-picker {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 2;
}
.custom-color-icon {
    font-size: 14px;
    color: var(--text-muted);
    border: 2px dashed var(--border);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-actions { display: flex; gap: 15px; }

/* Signature Pad */
.signature-pad-container {
    background: #fff;
    border-radius: 8px;
    border: 1px solid var(--border);
    padding: 10px;
    position: relative;
    margin-bottom: 15px;
}
#signature-pad {
    width: 100%;
    height: 250px;
    cursor: crosshair;
    background: #fff;
}
.pad-actions {
    display: flex;
    gap: 20px;
    padding-top: 10px;
    border-top: 1px solid #eee;
}

/* Upload Area */
.upload-signature-area {
    border: 2px dashed var(--border);
    border-radius: 12px;
    padding: 40px 20px;
    text-align: center;
    background: rgba(255,255,255,0.02);
    transition: var(--transition);
}
.upload-signature-area:hover { border-color: var(--primary); background: rgba(255,0,0,0.05); }
.upload-signature-area i { font-size: 3rem; color: var(--primary); margin-bottom: 15px; display: block; }
.upload-signature-area p { font-size: 1.1rem; font-weight: 600; margin-bottom: 5px; }
.upload-signature-area small { color: var(--text-muted); display: block; margin-bottom: 20px; }
#sig-preview-container { margin-top: 20px; display: flex; flex-direction: column; align-items: center; }
#sig-upload-preview { 
    max-width: 300px; 
    max-height: 150px; 
    object-fit: contain; 
    border: 1px solid var(--border); 
    border-radius: 4px; 
    padding: 10px; 
    background: #fff; 
    transition: transform 0.2s ease;
}

/* Selection Cards (Who will sign?) */
.sign-selection-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; padding: 40px 20px; }
.selection-card { 
    background: rgba(255,255,255,0.05); 
    border: 1px solid var(--border); 
    border-radius: 20px; 
    padding: 40px 30px; 
    text-align: center; 
    transition: all 0.3s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.selection-card:hover { 
    transform: translateY(-10px); 
    border-color: var(--primary); 
    background: rgba(255,255,255,0.08);
    box-shadow: 0 15px 30px rgba(0,0,0,0.3);
}
.selection-icon-circle { 
    width: 80px; 
    height: 80px; 
    border-radius: 50%; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    font-size: 2.5rem; 
    margin-bottom: 25px; 
}
.selection-icon-circle.red { background: rgba(231, 76, 60, 0.1); color: #e74c3c; }
.selection-icon-circle.blue { background: rgba(52, 152, 219, 0.1); color: #3498db; }

.selection-card h3 { font-size: 1.8rem; font-weight: 700; margin-bottom: 15px; color: #fff; }
.selection-card p { font-size: 1.1rem; color: var(--text-muted); margin-bottom: 30px; line-height: 1.6; }

/* Workspace Improvements */
.sign-tool-container { min-height: 800px; display: flex; flex-direction: column; }
#sign-workspace { height: calc(100vh - 150px); display: flex; overflow: hidden; background: #1a1a1a; }
.workspace-sidebar { width: 300px; background: #252525; border-right: 1px solid #333; display: flex; flex-direction: column; padding: 20px; z-index: 10; }
.sidebar-section h3 { font-size: 0.8rem; letter-spacing: 1px; color: var(--text-muted); text-transform: uppercase; margin-bottom: 20px; border-bottom: 1px solid var(--border); padding-bottom: 10px; }
.sidebar-label { font-size: 0.75rem; font-weight: 700; color: var(--text-muted); margin: 20px 0 10px; text-transform: uppercase; opacity: 0.8; }

.drag-drop-notice {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: 8px;
    padding: 12px;
    margin-top: 5px;
    display: flex;
    gap: 10px;
    align-items: flex-start;
}
.drag-drop-notice i { color: #e74c3c; font-size: 1rem; margin-top: 2px; }
.drag-drop-notice span { font-size: 0.8rem; color: #ccc; line-height: 1.4; }
.drag-drop-notice strong { color: #fff; }

[data-theme="light"] .drag-drop-notice { background: #fef2f2; border-color: #fca5a5; }
[data-theme="light"] .drag-drop-notice span { color: #555; }
[data-theme="light"] .drag-drop-notice strong { color: #333; }

.placed-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 10px; }
.sidebar-actions {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}
.sidebar-actions .btn-sm {
    flex: 1;
    padding: 8px 10px;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    white-space: nowrap;
}
.saved-sig-item { 
    background: #fff; 
    border-radius: 8px; 
    padding: 10px; 
    cursor: grab; 
    border: 1px solid #444; 
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60px;
    position: relative;
}
.saved-sig-item:hover { transform: scale(1.02); border-color: var(--primary); }
.saved-sig-item img { max-width: 100%; max-height: 50px; pointer-events: none; }

.remove-sig-btn {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 20px;
    height: 20px;
    background: #e74c3c;
    color: #fff;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    cursor: pointer;
    border: 1px solid #fff;
    z-index: 5;
}
.saved-sig-item:hover .remove-sig-btn { display: flex; }

.workspace-main { 
    flex: 1; 
    overflow: auto; 
    padding: 40px; 
    background: #121212; 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    position: relative; 
    scrollbar-gutter: stable;
}
.pdf-viewer-scroll { 
    width: 100%; 
    height: 100%; 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
}

.workspace-prompt {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--text-muted);
    z-index: 1;
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(0,0,0,0.4);
    padding: 40px;
    border-radius: 20px;
    backdrop-filter: blur(5px);
    border: 1px dashed var(--border);
}
.workspace-prompt i { font-size: 4rem; color: var(--primary); margin-bottom: 20px; display: block; animation: pulse 2s infinite; }
.workspace-prompt p { font-size: 1.4rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: #fff; }
.workspace-prompt span { display: block; font-size: 0.9rem; margin-top: 10px; opacity: 0.7; font-weight: 400; }
.workspace-prompt.hidden { opacity: 0; transform: translate(-50%, -40%); pointer-events: none; }

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.7; }
    100% { transform: scale(1); opacity: 1; }
}

.margin-controls {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: rgba(255,255,255,0.03);
    padding: 15px;
    border-radius: 10px;
    border: 1px solid var(--border);
}
.margin-row { display: flex; align-items: center; gap: 10px; }
.margin-row label { font-size: 0.8rem; width: 40px; color: var(--text-muted); }
.margin-row input { flex: 1; accent-color: var(--primary); }
.margin-row span { font-size: 0.8rem; width: 35px; text-align: right; font-family: monospace; }

.pdf-page-container { 
    position: relative; 
    margin-bottom: 40px; 
    box-shadow: 0 10px 40px rgba(0,0,0,0.6); 
    background: #fff; 
    border: 1px solid #333;
}
[data-theme="light"] .pdf-page-container { border: 1px solid #ddd; }

/* Draggable Elements on PDF */
.draggable-element {
    position: absolute;
    cursor: move;
    border: 2px dashed transparent;
    padding: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    user-select: none;
    z-index: 100;
}
.draggable-element:hover { border-color: var(--primary); }
.draggable-element.selected { border-color: var(--primary); background: rgba(231, 76, 60, 0.05); }

.draggable-element .resizer {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--primary);
    border: 2px solid #fff;
    border-radius: 50%;
    bottom: -5px;
    right: -5px;
    cursor: nwse-resize;
    display: none;
}
.draggable-element.selected .resizer { display: block; }

.draggable-element .delete-btn {
    position: absolute;
    top: -15px;
    right: -15px;
    background: var(--primary);
    color: #fff;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    cursor: pointer;
}
.draggable-element.selected .delete-btn { display: flex; }

.font-grid-header { margin-bottom: 20px; }
.font-categories-list { 
    display: flex; 
    flex-wrap: wrap; 
    gap: 10px; 
    background: rgba(255,255,255,0.05); 
    padding: 10px; 
    border-radius: 12px; 
    border: 1px solid var(--border);
}

.category-btn {
    padding: 8px 16px;
    border-radius: 8px;
    border: 1px solid transparent;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.category-btn:hover {
    color: var(--text-main);
    background: rgba(255,255,255,0.05);
}

.category-btn.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

[data-theme="light"] .font-categories-list { background: #f9f9f9; border-color: #ddd; }
[data-theme="light"] .category-btn { color: #666; }
[data-theme="light"] .category-btn:hover { background: #eee; color: #333; }
[data-theme="light"] .category-btn.active { background: var(--primary); color: #fff; }

[data-theme="light"] .selection-card h3 { color: #333; }
[data-theme="light"] #sign-workspace { background: #f0f0f0; }
[data-theme="light"] .workspace-sidebar { background: #ffffff; border-right: 1px solid #ddd; }
[data-theme="light"] .workspace-main { background: #e5e5e5; }
[data-theme="light"] .saved-sig-item { border-color: #ddd; background: #fff; }
[data-theme="light"] .font-select { background: #fff; color: #333; border-color: #ccc; }
[data-theme="light"] .font-item { background: #fff; color: #333; }
[data-theme="light"] .tool-item { background: #fff; color: #333; border: 1px solid #ddd; }
[data-theme="light"] .tool-item:hover { background: #f0f0f0; border-color: var(--primary); }
[data-theme="light"] .sidebar-label { color: #555; }

/* Several People Flow Redesign */
.multi-signer-body { 
    display: grid; 
    grid-template-columns: 1.2fr 1fr; 
    gap: 0; 
    padding: 0; 
    min-height: 600px;
}

.signer-list-column { 
    padding: 30px; 
    background: rgba(255,255,255,0.02);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}

.signer-settings-column { 
    padding: 30px; 
    background: rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    max-height: 650px;
}

.column-header { margin-bottom: 25px; }
.column-header h3 { font-size: 1.25rem; display: flex; align-items: center; gap: 12px; margin-bottom: 8px; color: #fff; }
.column-header h3 i { color: var(--primary); font-size: 1.1rem; }
.column-header p { font-size: 0.9rem; color: var(--text-muted); }

.signer-card-list { display: flex; flex-direction: column; gap: 15px; margin-bottom: 25px; }

.receiver-item { 
    display: flex; 
    align-items: center; 
    gap: 15px; 
    background: rgba(255,255,255,0.05); 
    padding: 15px; 
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: var(--transition);
}
.receiver-item:hover { border-color: rgba(255,0,0,0.3); background: rgba(255,255,255,0.08); }

.receiver-badge { 
    width: 28px; height: 28px; 
    display: flex; align-items: center; justify-content: center; 
    background: var(--primary); color: #fff; 
    border-radius: 50%; font-size: 0.85rem; font-weight: 800; 
    flex-shrink: 0;
}

.receiver-inputs { flex: 1; display: flex; flex-direction: column; gap: 8px; }
.receiver-inputs input { 
    background: rgba(0,0,0,0.2); 
    border: 1px solid var(--border); 
    border-radius: 6px; 
    padding: 10px 12px; 
    color: #fff; 
    font-size: 0.9rem;
    width: 100%;
}
.receiver-inputs input:focus { border-color: var(--primary); outline: none; background: rgba(0,0,0,0.3); }

.receiver-actions { display: flex; flex-direction: column; gap: 8px; min-width: 100px; }
.receiver-actions select { 
    background: #111; 
    border: 1px solid var(--border); 
    border-radius: 6px; 
    padding: 8px; 
    color: #fff; 
    font-size: 0.85rem;
}

.remove-receiver { 
    background: none; 
    border: none; 
    color: var(--text-muted); 
    cursor: pointer; 
    transition: var(--transition); 
    text-align: right;
    padding-right: 5px;
}
.remove-receiver:hover { color: var(--primary); }

/* Settings Structure */
.settings-groups-container { display: flex; flex-direction: column; gap: 20px; }

.settings-group {
    background: rgba(255,255,255,0.03);
    border-radius: 12px;
    border: 1px solid var(--border);
    padding: 18px;
}
.settings-group h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--primary);
    margin-bottom: 15px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 8px;
}

.setting-item-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.02);
}
.setting-item-row:last-child { border-bottom: none; }

.setting-info { flex: 1; margin-right: 20px; }
.setting-info strong { display: block; font-size: 0.95rem; margin-bottom: 3px; color: #fff; }
.setting-info span { display: block; font-size: 0.8rem; color: var(--text-muted); line-height: 1.4; }

.inline-num-input {
    width: 45px;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--primary);
    text-align: center;
    font-weight: 800;
}

.inline-select {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.75rem;
    padding: 4px;
    border-radius: 4px;
    cursor: pointer;
}

.btn-block { width: 100%; margin-top: auto; }

.multi-signer-footer { 
    padding: 25px 30px; 
    border-top: 1px solid var(--border); 
    display: flex; 
    justify-content: flex-end; 
    gap: 15px; 
}

/* Custom Scrollbar */
.font-grid::-webkit-scrollbar, #receivers-list::-webkit-scrollbar { width: 6px; }
.font-grid::-webkit-scrollbar-thumb, #receivers-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }

[data-theme="light"] .font-item { background: #fff; }
[data-theme="light"] .setting-item { background: #fdfdfd; }
[data-theme="light"] .receiver-item { background: #f9f9f9; }
[data-theme="light"] .input-group input { background: #fff; border: 1px solid #ddd; }

/* Stamp Upload Styling */
.stamp-upload-area {
    border: 2px dashed var(--border);
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    background: rgba(255,255,255,0.02);
    transition: var(--transition);
}

.stamp-upload-area:hover {
    border-color: var(--primary);
    background: rgba(255,0,0,0.05);
}

.stamp-upload-area i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 15px;
    display: block;
}

#stamp-preview-container {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 150px;
    justify-content: center;
}

#stamp-preview {
    max-width: 250px;
    max-height: 120px;
    border: 1px solid var(--border);
    padding: 15px;
    background: #fff;
    border-radius: 6px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: transform 0.2s ease;
}

.secondary-red-btn {
    background: #ff0000 !important;
    color: #ffffff !important;
    border: none;
    box-shadow: 0 4px 10px rgba(255, 0, 0, 0.3);
}

.tool-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 10px;
    cursor: grab;
    transition: var(--transition);
    color: var(--text-main);
}

.tool-item:hover {
    background: rgba(255,255,255,0.1);
    transform: translateX(5px);
    border-color: var(--primary);
}

.tool-item i {
    width: 20px;
    text-align: center;
    color: var(--primary);
}

.tool-item span {
    font-size: 0.9rem;
    font-weight: 600;
}