/**
 * AFSNote - PDF Form Editor Styles
 */

/* PDF container inherits from .view-container */
#pdf-container.active {
    flex-direction: column;
    height: 100%;
    background: var(--surface);
}

/* Toolbar */
.pdf-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: var(--header);
    border-bottom: 1px solid var(--divider);
    flex-wrap: wrap;
}

.pdf-toolbar button {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    transition: all var(--transition-fast);
}

.pdf-toolbar button:hover {
    background: var(--divider);
}

.pdf-toolbar button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pdf-toolbar button.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.pdf-info {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--text-secondary);
    padding: 0 8px;
}

.pdf-toolbar-spacer {
    flex: 1;
}

.pdf-toolbar-divider {
    width: 1px;
    height: 24px;
    background: var(--divider);
    margin: 0 4px;
}

.pdf-btn-save {
    background: var(--accent) !important;
    border-color: var(--accent) !important;
    color: white !important;
}

.pdf-btn-close {
    background: transparent !important;
    border: none !important;
}

/* Canvas Container */
.pdf-canvas-container {
    flex: 1;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    background: #525659;
    display: flex;
    justify-content: center;
    padding: 20px;
    position: relative;
}

.pdf-canvas-wrapper {
    position: relative;
    display: inline-block;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

#pdf-canvas {
    display: block;
    background: white;
}

/* Form Fields Layer */
.pdf-form-fields-layer {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
}

.pdf-form-fields-layer > * {
    pointer-events: auto;
}

/* Form Field Base */
.pdf-form-field {
    position: absolute;
    box-sizing: border-box;
    transition: box-shadow var(--transition-fast);
}

.pdf-form-field:hover {
    z-index: 10;
}

.pdf-form-field:not(.detected) {
    cursor: move;
    border: 2px dashed var(--accent);
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.9);
}

.pdf-form-field:not(.detected):hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.pdf-form-field.dragging {
    opacity: 0.8;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

/* Input Styles */
.pdf-input,
.pdf-textarea,
.pdf-select {
    width: 100%;
    height: 100%;
    padding: 4px 6px;
    border: none;
    background: transparent;
    color: #000;
    font-size: 12px;
    font-family: inherit;
    outline: none;
    box-sizing: border-box;
}

.pdf-form-field.detected .pdf-input,
.pdf-form-field.detected .pdf-textarea,
.pdf-form-field.detected .pdf-select {
    background: rgba(255, 255, 200, 0.5);
    border: 1px solid rgba(0, 0, 0, 0.2);
}

.pdf-form-field.detected .pdf-input:focus,
.pdf-form-field.detected .pdf-textarea:focus,
.pdf-form-field.detected .pdf-select:focus {
    background: rgba(255, 255, 200, 0.8);
    border-color: var(--accent);
}

.pdf-textarea {
    resize: none;
    line-height: 1.3;
}

.pdf-select {
    cursor: pointer;
}

/* Checkbox & Radio */
.pdf-checkbox,
.pdf-radio {
    width: 100%;
    height: 100%;
    margin: 0;
    cursor: pointer;
    accent-color: var(--accent);
}

/* Signature Field */
.pdf-signature-field {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.95);
    border: 2px dashed var(--border);
    border-radius: 4px;
    cursor: pointer;
    overflow: hidden;
}

.pdf-signature-field img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.signature-placeholder {
    font-size: 12px;
    color: var(--text-secondary);
}

.pdf-signature-field:hover {
    border-color: var(--accent);
    background: rgba(255, 255, 255, 1);
}

/* Field Controls */
.pdf-field-delete {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 20px;
    height: 20px;
    background: var(--danger);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 14px;
    line-height: 1;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 5;
}

.pdf-form-field:hover .pdf-field-delete {
    display: flex;
}

.pdf-field-resize {
    position: absolute;
    bottom: -4px;
    right: -4px;
    width: 12px;
    height: 12px;
    background: var(--accent);
    border-radius: 2px;
    cursor: se-resize;
    display: none;
}

.pdf-form-field:not(.detected):hover .pdf-field-resize {
    display: block;
}

/* Signature Modal */
.signature-pad-container {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px;
    margin-bottom: 16px;
}

.signature-pad-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.signature-pad-header h4 {
    margin: 0;
    font-size: 14px;
    color: var(--text-secondary);
}

#signature-canvas {
    width: 100%;
    height: 150px;
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: crosshair;
    touch-action: none;
}

.signature-actions {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.signature-actions button {
    flex: 1;
}

/* Saved Signatures */
.saved-signatures-section {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--divider);
}

.saved-signatures-section h4 {
    margin: 0 0 12px 0;
    font-size: 14px;
    color: var(--text-secondary);
}

#saved-signatures {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 12px;
}

.saved-signature {
    position: relative;
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.saved-signature:hover {
    border-color: var(--accent);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.saved-signature img {
    width: 100%;
    height: 50px;
    object-fit: contain;
}

.sig-use {
    display: block;
    width: 100%;
    margin-top: 8px;
    padding: 6px;
    background: var(--accent);
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    font-size: 12px;
    cursor: pointer;
}

.sig-delete {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 20px;
    height: 20px;
    background: var(--danger);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 12px;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.saved-signature:hover .sig-delete {
    opacity: 1;
}

.no-signatures {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
    padding: 20px;
}

/* Mobile Adjustments */
@media (max-width: 768px) {
    .pdf-toolbar {
        padding: 8px;
        gap: 6px;
    }
    
    .pdf-toolbar button {
        padding: 8px;
        font-size: 0;
    }
    
    .pdf-toolbar button svg {
        margin: 0;
    }
    
    .pdf-btn-text span,
    .pdf-btn-save span {
        display: none;
    }
    
    .pdf-canvas-container {
        padding: 10px;
    }
    
    #signature-canvas {
        height: 120px;
    }
}