/**
 * Ultimate Watermark — Add / Edit Watermark page
 *
 * Clean rewrite. All colors / spacing / radii / shadows pull from
 * the design tokens declared in admin.css.
 *
 * @package UltimateWatermark
 * @since   2.0.9
 */

/* =========================================================================
   Layout
   ========================================================================= */

.ultimate-watermark-add-watermark {
    display: flex;
    flex-direction: column;
    gap: var(--uw-space-5);
}

.add-watermark-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 380px;
    gap: var(--uw-space-5);
    align-items: start;
}

@media (max-width: 1180px) {
    .add-watermark-layout {
        grid-template-columns: 1fr;
    }
}

.form-content {
    background: var(--uw-surface);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-lg);
    box-shadow: var(--uw-shadow-sm);
    overflow: hidden;
    min-width: 0;
}

/* =========================================================================
   Form tabs
   ========================================================================= */

.form-tabs {
    display: flex;
    background: var(--uw-surface-soft);
    border-bottom: 1px solid var(--uw-border);
    overflow-x: auto;
    scrollbar-width: none;
}

.form-tabs::-webkit-scrollbar { display: none; }

.form-tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 14px 18px;
    font-size: var(--uw-font-body-size);
    font-weight: 500;
    color: var(--uw-text-subtle);
    text-decoration: none;
    background: transparent;
    border: 0;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    transition: color 0.15s ease, border-color 0.15s ease, background-color 0.15s ease;
    flex: 0 0 auto;
}

.form-tab:hover,
.form-tab:focus {
    color: var(--uw-text);
    background: var(--uw-surface);
    text-decoration: none;
}

.form-tab.active {
    color: var(--uw-primary);
    border-bottom-color: var(--uw-primary);
    background: var(--uw-surface);
}

.form-tab .dashicons {
    font-size: 16px;
    width: 16px;
    height: 16px;
}

.form-tab-content {
    display: none;
    padding: var(--uw-space-6);
}

.form-tab-content.active { display: block; }

/* =========================================================================
   Form sections
   ========================================================================= */

.form-section {
    margin-bottom: var(--uw-space-6);
}

.form-section:last-child { margin-bottom: 0; }

.form-section h4 {
    font-size: var(--uw-font-h4-size);
    font-weight: 600;
    color: var(--uw-text);
    margin: 0 0 var(--uw-space-2) 0;
    letter-spacing: -0.005em;
}

.form-section > .description {
    color: var(--uw-text-subtle);
    font-size: var(--uw-font-small-size);
    margin: 0 0 var(--uw-space-4) 0;
    line-height: var(--uw-line-snug);
}

.form-section + .form-section {
    padding-top: var(--uw-space-6);
    border-top: 1px solid var(--uw-border-soft);
}

/* Form columns layout */
.form-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--uw-space-4) var(--uw-space-5);
}

#position_settings .form-columns {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
}

@media (max-width: 768px) {
    .form-columns {
        grid-template-columns: 1fr;
    }
}

.form-column {
    display: flex;
    flex-direction: column;
    gap: var(--uw-space-4);
    min-width: 0;
}

.form-row {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.form-row.hidden { display: none !important; }

.form-row label {
    font-size: 13px;
    font-weight: 600;
    color: var(--uw-text);
    letter-spacing: -0.005em;
}

.form-row > .description,
.form-row p.description {
    margin: 4px 0 0 0;
    color: var(--uw-text-subtle);
    font-size: var(--uw-font-small-size);
    line-height: var(--uw-line-snug);
}

.form-row .unit {
    font-size: var(--uw-font-small-size);
    color: var(--uw-text-faint);
    font-weight: 500;
    margin-left: 6px;
}

/* =========================================================================
   Inputs — these pick up the canonical input styling from admin.css
   plus tighter spacing for this page
   ========================================================================= */

.form-row input[type="color"] {
    width: 56px;
    height: 38px;
}

/* Range slider with value chip */
.range-input {
    display: flex;
    align-items: center;
    gap: var(--uw-space-3);
}

.range-input input[type="range"] {
    flex: 1;
    margin: 0;
}

.range-input .range-value {
    min-width: 48px;
    height: 32px;
    padding: 0 10px;
    background: var(--uw-primary-soft);
    color: var(--uw-primary);
    border-radius: var(--uw-radius-sm);
    font-size: 13px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* WordPress color picker compatibility */
.wp-picker-container,
.wp-picker-input-wrap { display: flex; align-items: center; gap: 6px; }
.wp-color-result.button {
    height: 38px;
    border-radius: var(--uw-radius-md);
}

/* =========================================================================
   Radio "type cards" (Text Watermark / Image Watermark)
   ========================================================================= */

.type-selection {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--uw-space-3);
}

.type-selection.inline {
    grid-template-columns: 1fr 1fr;
}

@media (max-width: 600px) {
    .type-selection,
    .type-selection.inline {
        grid-template-columns: 1fr;
    }
}

.type-option {
    cursor: pointer;
    margin: 0;
}

.type-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.type-card {
    background: var(--uw-surface);
    border: 1.5px solid var(--uw-border);
    border-radius: var(--uw-radius-md);
    padding: var(--uw-space-4);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
    position: relative;
}

.type-card .dashicons {
    width: 36px;
    height: 36px;
    border-radius: var(--uw-radius-sm);
    background: var(--uw-primary-soft);
    color: var(--uw-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    margin-bottom: 6px;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.type-card > span:not(.dashicons) {
    font-size: var(--uw-font-body-size);
    font-weight: 600;
    color: var(--uw-text);
}

.type-card p {
    font-size: var(--uw-font-small-size);
    color: var(--uw-text-subtle);
    margin: 0;
    line-height: 1.4;
}

.type-option:hover .type-card {
    border-color: var(--uw-border-strong);
    background: var(--uw-surface-soft);
}

.type-option input[type="radio"]:checked + .type-card {
    border-color: var(--uw-primary);
    background: var(--uw-primary-soft);
    box-shadow: 0 0 0 4px rgba(var(--uw-primary-rgb), 0.08);
}

.type-option input[type="radio"]:checked + .type-card .dashicons {
    background: var(--uw-primary);
    color: #ffffff;
}

.type-option input[type="radio"]:focus-visible + .type-card {
    box-shadow: var(--uw-shadow-focus);
}

/* =========================================================================
   Checkbox group
   ========================================================================= */

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: var(--uw-surface-soft);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-md);
    padding: var(--uw-space-3);
    max-height: 220px;
    overflow-y: auto;
}

.checkbox-group label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    color: var(--uw-text);
    cursor: pointer;
    padding: 4px 6px;
    border-radius: var(--uw-radius-sm);
    transition: background-color 0.15s ease;
}

.checkbox-group label:hover {
    background: var(--uw-surface);
}

/* =========================================================================
   Image upload field
   ========================================================================= */

.image-upload-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--uw-space-4);
    align-items: start;
}

@media (max-width: 768px) {
    .image-upload-layout { grid-template-columns: 1fr; }
}

.upload-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: var(--uw-space-6);
    background: var(--uw-surface-soft);
    border: 2px dashed var(--uw-border-strong);
    border-radius: var(--uw-radius-md);
    cursor: pointer;
    text-align: center;
    transition: border-color 0.15s ease, background-color 0.15s ease, color 0.15s ease;
    color: var(--uw-text-muted);
    font-weight: 500;
    min-height: 160px;
}

.upload-area:hover {
    border-color: var(--uw-primary);
    background: var(--uw-primary-soft);
    color: var(--uw-primary);
}

.upload-area .dashicons {
    font-size: 28px;
    width: 28px;
    height: 28px;
    color: var(--uw-text-faint);
    transition: color 0.15s ease;
}

.upload-area:hover .dashicons {
    color: var(--uw-primary);
}

.upload-area p {
    margin: 0;
    font-size: var(--uw-font-small-size);
    color: var(--uw-text-subtle);
    font-weight: 400;
}

.image-preview {
    background: var(--uw-surface-soft);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-md);
    min-height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--uw-space-3);
    overflow: hidden;
}

.image-preview img {
    max-width: 100%;
    max-height: 220px;
    object-fit: contain;
    border-radius: var(--uw-radius-sm);
}

.image-preview p {
    margin: 0;
    color: var(--uw-text-faint);
    font-size: var(--uw-font-small-size);
    font-style: italic;
}

/* =========================================================================
   Position selector (3x3 grid)
   ========================================================================= */

.position-selector-container {
    margin: 0;
}

.position-selector-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 6px;
    width: 100%;
    max-width: 320px;
    aspect-ratio: 3 / 2;
    padding: 8px;
    background: var(--uw-surface-soft);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-md);
}

.position-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    background: var(--uw-surface);
    border: 1.5px solid var(--uw-border);
    border-radius: var(--uw-radius-sm);
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease, background-color 0.15s ease, color 0.15s ease;
    color: var(--uw-text-muted);
    min-height: 0;
    padding: 4px;
}

.position-option:hover {
    border-color: var(--uw-primary);
    background: var(--uw-primary-soft);
    color: var(--uw-primary);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(var(--uw-primary-rgb), 0.12);
}

.position-option.selected {
    border-color: var(--uw-primary);
    background: var(--uw-primary);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(var(--uw-primary-rgb), 0.28);
}

.position-option.selected .position-indicator {
    background: rgba(255, 255, 255, 0.22);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.4);
}

.position-indicator {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--uw-surface-muted);
    border: 1px solid var(--uw-border);
    color: var(--uw-text-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    transition: all 0.15s ease;
}

.position-label {
    font-size: 10px;
    font-weight: 500;
    text-align: center;
    line-height: 1.2;
    letter-spacing: 0.02em;
}

.position-option[data-value="top-left"]      { grid-column: 1; grid-row: 1; }
.position-option[data-value="top-center"]    { grid-column: 2; grid-row: 1; }
.position-option[data-value="top-right"]     { grid-column: 3; grid-row: 1; }
.position-option[data-value="center-left"]   { grid-column: 1; grid-row: 2; }
.position-option[data-value="center"]        { grid-column: 2; grid-row: 2; }
.position-option[data-value="center-right"]  { grid-column: 3; grid-row: 2; }
.position-option[data-value="bottom-left"]   { grid-column: 1; grid-row: 3; }
.position-option[data-value="bottom-center"] { grid-column: 2; grid-row: 3; }
.position-option[data-value="bottom-right"]  { grid-column: 3; grid-row: 3; }

.position-option[data-value="top-left"]      .position-indicator::before { content: "↖"; }
.position-option[data-value="top-center"]    .position-indicator::before { content: "↑"; }
.position-option[data-value="top-right"]     .position-indicator::before { content: "↗"; }
.position-option[data-value="center-left"]   .position-indicator::before { content: "←"; }
.position-option[data-value="center"]        .position-indicator::before { content: "●"; }
.position-option[data-value="center-right"]  .position-indicator::before { content: "→"; }
.position-option[data-value="bottom-left"]   .position-indicator::before { content: "↙"; }
.position-option[data-value="bottom-center"] .position-indicator::before { content: "↓"; }
.position-option[data-value="bottom-right"]  .position-indicator::before { content: "↘"; }

/* =========================================================================
   Preview sidebar
   ========================================================================= */

.preview-sidebar {
    background: var(--uw-surface);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-lg);
    box-shadow: var(--uw-shadow-sm);
    overflow: hidden;
    position: sticky;
    top: 96px;
    align-self: start;
}

.preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--uw-space-4) var(--uw-space-5);
    border-bottom: 1px solid var(--uw-border);
    background: var(--uw-surface);
}

.preview-header h4 {
    margin: 0;
    font-size: 13px;
    font-weight: 700;
    color: var(--uw-text);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.preview-header h4::before {
    content: '\f177';
    font-family: 'dashicons';
    font-size: 16px;
    color: var(--uw-primary);
    text-transform: none;
    letter-spacing: 0;
}

.library-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    border-radius: var(--uw-radius-pill);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border: 1px solid transparent;
    line-height: 1.4;
}

.library-indicator::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.library-indicator.imagick { background: var(--uw-info-soft);    color: var(--uw-info);    border-color: rgba(2, 132, 199, 0.18); }
.library-indicator.gd      { background: var(--uw-primary-soft); color: var(--uw-primary); border-color: rgba(var(--uw-primary-rgb), 0.2); }
.library-indicator.none    { background: var(--uw-danger-soft);  color: var(--uw-danger);  border-color: rgba(220, 38, 38, 0.2); }

.preview-image-container {
    padding: var(--uw-space-4);
    border-bottom: 1px solid var(--uw-border);
}

.preview-image {
    position: relative;
    width: 100%;
    /* No fixed aspect ratio — let the preview render at the source image's
       natural height so users see the full watermark composition without
       cropping. */
    border-radius: var(--uw-radius-md);
    overflow: hidden;
    border: 1px solid var(--uw-border);
    background:
        linear-gradient(45deg, #f3f4f6 25%, transparent 25%),
        linear-gradient(-45deg, #f3f4f6 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #f3f4f6 75%),
        linear-gradient(-45deg, transparent 75%, #f3f4f6 75%);
    background-size: 16px 16px;
    background-position: 0 0, 0 8px, 8px -8px, -8px 0;
    background-color: #fafafa;
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.04);
}

.preview-image img {
    width: 100%;
    height: auto;
    max-height: 70vh;
    display: block;
    object-fit: contain;
    transition: opacity 0.2s ease;
}

.preview-image img.preview-image-loading { opacity: 0.55; }
.preview-image img.preview-image-error   { opacity: 0.35; filter: grayscale(0.85); }

.preview-watermark-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.preview-loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: 2;
}

.preview-loading .loading-spinner {
    width: 28px;
    height: 28px;
    border: 3px solid var(--uw-surface-muted);
    border-top-color: var(--uw-primary);
    border-radius: 50%;
    animation: uw-spin 0.75s linear infinite;
}

.preview-loading span {
    font-size: var(--uw-font-small-size);
    color: var(--uw-text-muted);
    font-weight: 500;
}

/* Stats grid */
.preview-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    background: var(--uw-surface);
}

.preview-stat {
    padding: 12px 16px;
    border-right: 1px solid var(--uw-border);
    border-bottom: 1px solid var(--uw-border);
}

.preview-stat:nth-child(2n) { border-right: 0; }
.preview-stat:nth-last-child(-n+2) { border-bottom: 0; }

.preview-stat-label {
    font-size: 10px;
    font-weight: 700;
    color: var(--uw-text-faint);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 4px;
}

.preview-stat-value {
    font-size: var(--uw-font-body-size);
    font-weight: 700;
    color: var(--uw-text);
    font-variant-numeric: tabular-nums;
}

@media (max-width: 480px) {
    .preview-stats { grid-template-columns: 1fr; }
    .preview-stat { border-right: 0; }
    .preview-stat:nth-last-child(2) { border-bottom: 1px solid var(--uw-border); }
}

/* =========================================================================
   Form actions bar (bottom)
   ========================================================================= */

.form-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--uw-space-3);
    padding: var(--uw-space-4) var(--uw-space-5);
    background: var(--uw-surface);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-lg);
    box-shadow: var(--uw-shadow-sm);
    flex-wrap: wrap;
}

.actions-left,
.actions-right {
    display: flex;
    align-items: center;
    gap: var(--uw-space-3);
    flex-wrap: wrap;
}

@media (max-width: 600px) {
    .form-actions { flex-direction: column; align-items: stretch; }
    .actions-left,
    .actions-right { justify-content: stretch; width: 100%; }
    .actions-left .btn,
    .actions-right .btn { flex: 1; justify-content: center; }
}

/* =========================================================================
   Rules manager (Rules tab)
   ========================================================================= */

.rules-manager {
    display: flex;
    flex-direction: column;
    gap: var(--uw-space-4);
}

.rules-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--uw-space-3);
    flex-wrap: wrap;
}

.rules-title h3 {
    font-size: var(--uw-font-h3-size);
    font-weight: 600;
    color: var(--uw-text);
    margin: 0 0 4px 0;
}

.rules-title .description {
    font-size: var(--uw-font-small-size);
    color: var(--uw-text-subtle);
    margin: 0;
}

.rules-list {
    background: var(--uw-surface);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-md);
    overflow: hidden;
}

.rules-list table {
    margin: 0;
    border: 0;
    box-shadow: none;
}

/* Modal for rule editor */
.rule-modal {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    z-index: var(--uw-z-modal);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--uw-space-4);
}

.rule-modal[style*="block"],
.rule-modal[style*="flex"] {
    display: flex;
}

.rule-modal-content {
    background: var(--uw-surface);
    border-radius: var(--uw-radius-lg);
    box-shadow: var(--uw-shadow-xl);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.rule-modal-header {
    padding: var(--uw-space-4) var(--uw-space-5);
    border-bottom: 1px solid var(--uw-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.rule-modal-header h3 {
    margin: 0;
    font-size: var(--uw-font-h3-size);
    font-weight: 600;
    color: var(--uw-text);
}

.rule-modal-close {
    background: none;
    border: 0;
    cursor: pointer;
    color: var(--uw-text-faint);
    font-size: 24px;
    line-height: 1;
    padding: 4px 8px;
    border-radius: var(--uw-radius-sm);
    transition: color 0.15s ease, background-color 0.15s ease;
}

.rule-modal-close:hover {
    color: var(--uw-text);
    background: var(--uw-surface-muted);
}

.rule-modal-body {
    padding: var(--uw-space-5);
    overflow-y: auto;
    flex: 1;
}

.rule-modal-body .form-row {
    margin-bottom: var(--uw-space-4);
}

.rule-modal-footer {
    padding: var(--uw-space-3) var(--uw-space-5);
    background: var(--uw-surface-soft);
    border-top: 1px solid var(--uw-border);
    display: flex;
    justify-content: flex-end;
    gap: var(--uw-space-2);
}

/* Conditions builder inside modal */
.conditions-builder {
    background: var(--uw-surface-soft);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-md);
    padding: var(--uw-space-3);
}

.conditions-builder-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--uw-space-3);
}

.conditions-list { display: flex; flex-direction: column; gap: var(--uw-space-2); }

.condition-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr auto;
    gap: 8px;
    align-items: center;
    padding: 10px;
    background: var(--uw-surface);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-sm);
}

@media (max-width: 600px) {
    .condition-row { grid-template-columns: 1fr; }
}

.conditions-empty {
    text-align: center;
    padding: var(--uw-space-6);
    color: var(--uw-text-faint);
}

.conditions-empty .dashicons {
    font-size: 32px;
    width: 32px;
    height: 32px;
    color: var(--uw-text-faint);
}

.conditions-empty p { margin: 8px 0 0; font-size: var(--uw-font-body-size); color: var(--uw-text-muted); }
.conditions-empty .description { font-size: var(--uw-font-small-size); color: var(--uw-text-subtle); }

.condition-tag {
    display: inline-block;
    background: var(--uw-primary-soft);
    border: 1px solid rgba(var(--uw-primary-rgb), 0.2);
    color: var(--uw-primary);
    padding: 2px 8px;
    border-radius: var(--uw-radius-sm);
    font-size: 11px;
    margin: 2px 2px 2px 0;
}

.condition-tag strong { color: var(--uw-primary-active); }

.button-link-delete {
    color: var(--uw-danger) !important;
    border-color: rgba(220, 38, 38, 0.3) !important;
}

.button-link-delete:hover {
    color: #7f1d1d !important;
    background: var(--uw-danger-soft) !important;
    border-color: rgba(220, 38, 38, 0.5) !important;
}

/* =========================================================================
   Hidden conditional fields helper
   ========================================================================= */

[data-condition].hidden,
.form-row.hidden,
.form-section.hidden {
    display: none !important;
}