.pdf-wm-hidden {
    display: none !important;
}

.pdf-watermark-tool {
    max-width: 900px;
    margin: 0 auto 30px;
    padding: 20px;
}

.tool-container {
    background: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.tool-title {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 15px;
    margin-top: 0;
    font-size: 1.8rem;
}

/* Watermark Type Toggle Buttons */
.watermark-type-toggle {
    display: flex;
    margin-bottom: 15px;
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid #bdc3c7;
}

.watermark-type-btn {
    flex: 1;
    padding: 10px;
    border: none;
    background-color: #f8f9fa;
    color: #2c3e50;
    font-weight: 500;
    line-height: 1.2;
    cursor: pointer;
    transition: all 0.3s ease;
    transition: background-color 0.2s, color 0.2s, transform 0.1s ease;
}

.tool-container .watermark-type-btn.active {
    background-color: #2c78ae;
    color: white;
}

.tool-container .watermark-type-btn:hover,
.tool-container .watermark-type-btn:focus {
    outline: none;
    box-shadow: none;
}

.tool-container .watermark-type-btn:not(.active):hover,
.tool-container .watermark-type-btn:not(.active):focus {
    background-color: #f8f9fa;
    color: #2c3e50;
}

.tool-container .watermark-type-btn.active:hover,
.tool-container .watermark-type-btn.active:focus {
    background-color: #2c78ae;
    color: white;
}

/* Selection Section */
.file-selection-section {
    margin-bottom: 20px;
}

.file-box {
    border: 2px dashed #3498db;
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
    max-width: 500px;
    margin: 0 auto;
}

.file-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #2c78ae;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

.file-box.highlight {
    border-color: #3498db;
    background-color: #f8fafc;
}

.file-input {
    display: none;
}

.file-label {
    display: block;
    cursor: pointer;
    position: relative;
}

.file-subtext {
    font-size: 16px;
    color: #535A5B;
    margin: 0;
    text-align: center;
}

#watermark-text-option-row,
#watermark-image-select-row {
    margin-bottom: 15px;
}

.select-file-button {
    background-color: #2c78ae;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 9px 16px;
    font-size: 17px;
    cursor: pointer;
    margin-bottom: 8px;
    transition: background-color 0.2s, transform 0.1s ease;
}


.content-columns {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.input-section,
.result-section {
    flex: 1;
}

/* Options Section */
.options-section {
    margin: 25px 0;
}

.toggle-options {
    display: none;
    /* Hidden by default, shown on mobile */
    width: 100%;
    padding: 0;
    background-color: transparent;
    border: none;
    margin-bottom: 10px;
    align-items: center;
    vertical-align: middle;
    gap: 8px;
    cursor: pointer;
}

.toggle-options-checkbox {
    margin: 0;
    width: 1.2em;
    height: 1.2em;
}

.toggle-options-label {
    font-weight: 500;
    color: #2c3e50;
    line-height: 1;
}

.options-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

#text-watermark-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    vertical-align: middle;
    gap: 8px;
}

.checkbox-input {
    width: 1.2em;
    height: 1.2em;
    margin: 0;
}

#watermark-controls {
    position: absolute;
    transform-origin: center center;
}

.option-row {
    display: flex;
    gap: 20px;
}

.option-group {
    flex: 1;
    margin-bottom: 0;
}

.option-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 16px;
    color: #2c3e50;
}

.slider-wrapper .option-label {
    margin-bottom: 0;
    flex-shrink: 0;
    white-space: nowrap;
}

.option-select {
    width: 100%;
    padding: 10px;
    border: 1px solid #bdc3c7;
    border-radius: 4px;
    font-size: 15px;
    box-sizing: border-box;
}

/* Custom arrow for select dropdown */
select.option-select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background: url("data:image/svg+xml,%3Csvg width='24' height='24' viewBox='0 0 20 20' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 8L10 12L14 8' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 12px center;
    background-size: 20px 20px;
    padding-right: 40px;
    /* Make space for icon */
    cursor: pointer;
}

.size-input {
    width: 100%;
    padding: 10px;
    border: 1px solid #bdc3c7;
    border-radius: 4px;
    font-size: 15px;
    box-sizing: border-box;
}

.color-group .option-label {
    margin-bottom: 12px;
}

.color-inputs {
    display: flex;
    align-items: center;
    gap: 10px;
}

.color-input {
    width: 80px;
    height: 40px;
    padding: 0;
    border: 1px solid #bdc3c7;
    border-radius: 4px;
}

.color-hex {
    width: calc(100% - 60px);
    padding: 10px;
    border: 1px solid #bdc3c7;
    border-radius: 4px;
    font-size: 15px;
    text-transform: uppercase;
    box-sizing: border-box;
}

.tool-container input[type="number"],
.tool-container input[type="text"] {
    background: #ffffff;
    border-radius: 4px;
    border: 1px solid #bdc3c7;
}

/* Hides spinners (up and down arrows) in custom input boxes */
.tool-container input[type="number"] {
    -moz-appearance: textfield;
    appearance: textfield;
}

.tool-container input[type="number"]::-webkit-inner-spin-button,
.tool-container input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* Slider Styles */
.slider-wrapper {
    display: flex;
    align-items: center;
    gap: 15px;
}

.slider {
    flex-grow: 1;
    width: 100%;
    margin: 0;
}

.tool-container .slider:hover,
.tool-container .slider:active,
.tool-container .slider:focus {
    outline: none;
    box-shadow: none;
}

.slider-value {
    font-weight: 500;
    color: #34495e;
    min-width: 45px;
    text-align: left;
}

/* Buttons */
.button-group {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.process-button,
.download-button,
.clear-button {
    padding: 8px 20px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: background-color 0.2s, transform 0.1s ease;
}

.process-button {
    background-color: #2c78ae;
    color: white;
}

.download-button {
    background-color: #09803c;
    color: white;
    text-decoration: none;
    text-align: center;
}

.clear-button {
    background-color: #c0392b;
    color: white;
}

.spinner {
    display: none;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Result Section */
.result-section {
    border-radius: 8px;
}

.preview-header {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 15px;
    position: relative;
}

.page-nav-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.page-nav-btn {
    background: none;
    border: 1px solid #bdc3c7;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    cursor: pointer;
    color: #2c3e50;
    transition: background-color 0.2s, opacity 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    box-sizing: border-box;
}

.page-nav-btn svg {
    width: 22px;
    height: 22px;
}

.page-nav-btn:not(:disabled):active {
    transform: scale(0.9);
}

.page-nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.page-number-display {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    color: #333;
}

input#page-number-input {
    padding: 4px 1px;
}

.page-number-input {
    width: 55px;
    padding: 6px 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
    text-align: center;
    font-size: 16px;
    background-color: #fff;
    -moz-appearance: textfield;
    appearance: textfield;
}

.page-number-input::-webkit-outer-spin-button,
.page-number-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.tool-container .page-number-input:focus {
    border-color: #2c78ae;
}

.preview-container {
    background-color: #ecf0f1;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: default;
    overflow: hidden;
}

.preview-placeholder {
    color: #6c757d;
    text-align: center;
    padding: 20px;
}

.fullscreen-button {
    background-color: rgba(44, 62, 80, 0.6);
    border: none;
    cursor: pointer;
    position: absolute;
    top: 10px;
    right: 10px;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 10;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    padding: 7px;
}

.fullscreen-button:active {
    transform: scale(0.9);
}

.fullscreen-button svg {
    width: 22px;
    height: 22px;
}

.preview-container:hover .fullscreen-button {
    opacity: 1;
}

.preview-container canvas {
    max-width: 100%;
    height: auto;
    max-height: 400px;
}

#position-coords {
    text-align: center;
    margin-top: 10px;
    font-size: 12px;
    color: #666;
}

#watermark-bounding-box {
    position: absolute;
    width: 100%;
    height: 100%;
    cursor: move;
    pointer-events: all;
}

/* Prevent WP theme styles on icon buttons */
.tool-container .page-nav-btn:hover,
.tool-container .page-nav-btn:focus,
.tool-container .page-nav-btn:active {
    background: none;
    box-shadow: none;
    outline: none;
    border-color: #bdc3c7;
    color: #2c3e50;
}

.tool-container .page-nav-btn:active:not(:disabled) {
    transform: scale(0.9);
}

.tool-container .fullscreen-button:hover,
.tool-container .fullscreen-button:focus,
.tool-container .fullscreen-button:active:not(:disabled),
.tool-container .fullscreen-button:active {
    background-color: rgba(44, 62, 80, 0.6);
    outline: none;
}

/* Prevent WP theme styles on main action buttons */
.tool-container .select-file-button:hover,
.tool-container .select-file-button:focus,
.tool-container .select-file-button:active,
.tool-container .process-button:hover,
.tool-container .process-button:focus,
.tool-container .process-button:active:not(:disabled),
.tool-container .process-button:active,
.tool-container .download-button:hover,
.tool-container .download-button:focus,
.tool-container .download-button:active:not(:disabled),
.tool-container .download-button:active,
.tool-container .clear-button:hover,
.tool-container .clear-button:focus,
.tool-container .clear-button:active:not(:disabled),
.tool-container .clear-button:active {
    box-shadow: none;
    outline: none;
}

.tool-container .select-file-button:hover,
.tool-container .select-file-button:focus,
.tool-container .select-file-button:active,
.tool-container .process-button:active:not(:disabled),
.tool-container .process-button:hover,
.tool-container .process-button:active:not(:disabled),
.tool-container .process-button:focus,
.tool-container .process-button:active {
    background-color: #2c78ae;
    color: white;
}

.tool-container .download-button:hover,
.tool-container .download-button:focus,
.tool-container .download-button:active:not(:disabled),
.tool-container .download-button:active {
    background-color: #09803c;
    color: white;
}

.tool-container .clear-button:hover,
.tool-container .clear-button:active:not(:disabled),
.tool-container .clear-button:focus,
.tool-container .clear-button:active {
    background-color: #c0392b;
    color: white;
}

.tool-container .watermark-type-btn:active:not(.active) {
    transform: scale(0.96);
}

.tool-container .select-file-button:active,
.tool-container .process-button:active:not(:disabled),
.tool-container .download-button:active:not(:disabled),
.tool-container .clear-button:active:not(:disabled) {
    transform: scale(0.96);
}

.tool-container .fullscreen-button:active {
    transform: scale(0.9);
}

.tool-container .option-select:hover,
.tool-container .page-number-input:hover,
.tool-container .option-select:focus,
.tool-container .page-number-input:focus,
.tool-container .option-select:active,
.tool-container .page-number-input:active,
.tool-container .size-input:hover,
.tool-container .size-input:focus,
.tool-container .size-input:active,
.tool-container .color-hex:hover,
.tool-container .color-hex:focus,
.tool-container .color-hex:active {
    background-color: #ffffff;
    border-color: #3498db;
    box-shadow: 0 0 0 1px rgba(52, 152, 219, 0.2);
    /* Light blue glow */
    outline: none;
}

/* Fullscreen styles */
.preview-container.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    background-color: rgba(0, 0, 0, 0.8);
    padding: 20px;
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-container.fullscreen canvas {
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    max-height: 95vh;
}

.preview-container.fullscreen img {
    max-width: 100%;
    max-height: 100%;
}

/* FAQ Section styles */
.faq-list {
    margin-top: 1rem;
}

.faq-list dt {
    font-weight: 500;
    font-size: 1.1em;
}

.faq-list dd {
    margin-left: 0;
    margin-top: 0.5rem;
    margin-bottom: 1rem;
    padding-left: 1rem;
    padding-bottom: 10px;
    border-bottom: 1px dashed #ddd;
}

/* Preview Spinner */
.preview-spinner {
    position: absolute;
    z-index: 5;
    background: none;
    border: none;
    padding: 0;
    cursor: default;
}

.preview-spinner .spinner-svg {
    animation: spin 1.5s linear infinite;
    width: 40px;
    height: 40px;
}

.preview-spinner .spinner-path {
    stroke: #2c78ae;
    stroke-linecap: round;
    animation: spinner-dash 1.5s ease-in-out infinite;
    stroke-dasharray: 90, 150;
    stroke-dashoffset: 0;
}

@keyframes spinner-dash {
    0% {
        stroke-dashoffset: 0;
    }

    50% {
        stroke-dashoffset: -35;
    }

    100% {
        stroke-dashoffset: -124;
    }
}

/* Mobile Styles */
@media (max-width: 768px) {
    .pdf-watermark-tool {
        padding: 0;
    }

    .tool-container {
        padding: 15px 0;
        box-shadow: none;
        border-top: 1px solid #ddd;
        border-bottom: 1px solid #ddd;
        border-radius: 0;
    }

    .tool-title {
        font-size: 1.5rem;
    }

    .watermark-type-toggle {
        margin-bottom: 10px;
    }

    .toggle-options {
        display: flex;
        margin-top: 15px;
    }

    .fullscreen-button {
        opacity: 1;
    }

    .options-container {
        display: none;
    }

    .options-container.show {
        display: flex;
    }

    .option-row {
        flex-direction: column;
        gap: 15px;
    }

    .content-columns {
        flex-direction: column;
    }

    .input-section,
    .result-section {
        /* Prevents flex items from overflowing their container on mobile */
        min-width: 0;
    }
    
    .watermark-type-btn {
      padding: 10px 2px;
    }
    
    .option-label {
      font-size: 17px;
    }
}