/**
 * PMN Article Creator - Styles
 */

/* ========================================
   Variables
   ======================================== */
:root {
    --pmna-primary: #0073aa;
    --pmna-primary-hover: #005a87;
    --pmna-secondary: #6c757d;
    --pmna-success: #28a745;
    --pmna-danger: #dc3545;
    --pmna-warning: #ffc107;
    --pmna-light: #f8f9fa;
    --pmna-dark: #343a40;
    --pmna-border: #ddd;
    --pmna-border-focus: #0073aa;
    --pmna-text: #333;
    --pmna-text-muted: #6c757d;
    --pmna-bg: #fff;
    --pmna-bg-light: #f9f9f9;
    --pmna-radius: 6px;
    --pmna-radius-lg: 12px;
    --pmna-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --pmna-shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.12);
    --pmna-transition: all 0.2s ease;
}

/* ========================================
   Form Container
   ======================================== */
.pmna-form-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    position: relative;
}

.pmna-form {
    background: var(--pmna-bg);
    border-radius: var(--pmna-radius-lg);
    box-shadow: var(--pmna-shadow);
}

/* ========================================
   Sections
   ======================================== */
.pmna-section {
    padding: 24px;
    border-bottom: 1px solid var(--pmna-border);
}

.pmna-section:last-of-type {
    border-bottom: none;
}

.pmna-section-header {
    margin-bottom: 20px;
}

.pmna-section-header h3 {
    margin: 0 0 8px 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--pmna-dark);
}

.pmna-section-header h3 .required {
    color: var(--pmna-danger);
}

.pmna-section-desc {
    margin: 0;
    font-size: 14px;
    color: var(--pmna-text-muted);
}

/* ========================================
   Form Fields
   ======================================== */
.pmna-field-group {
    margin-bottom: 20px;
}

.pmna-field-group:last-child {
    margin-bottom: 0;
}

.pmna-label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--pmna-text);
}

.pmna-label .required {
    color: var(--pmna-danger);
}

.pmna-input,
.pmna-textarea,
.pmna-select {
    width: 100%;
    padding: 12px 14px;
    font-size: 15px;
    border: 1px solid var(--pmna-border);
    border-radius: var(--pmna-radius);
    background: var(--pmna-bg);
    color: var(--pmna-text);
    transition: var(--pmna-transition);
    box-sizing: border-box;
}

.pmna-input:focus,
.pmna-textarea:focus,
.pmna-select:focus {
    outline: none;
    border-color: var(--pmna-border-focus);
    box-shadow: 0 0 0 3px rgba(0, 115, 170, 0.15);
}

.pmna-input::placeholder,
.pmna-textarea::placeholder {
    color: #aaa;
}

.pmna-textarea {
    resize: vertical;
    min-height: 80px;
}

.pmna-field-hint {
    margin: 6px 0 0;
    font-size: 13px;
    color: var(--pmna-text-muted);
}

.pmna-field-error {
    margin-top: 6px;
    font-size: 13px;
    color: var(--pmna-danger);
    display: none;
}

.pmna-field-error.visible {
    display: block;
}

.pmna-char-counter {
    margin-top: 6px;
    font-size: 12px;
    color: var(--pmna-text-muted);
    text-align: right;
}

/* ========================================
   Two Columns Layout
   ======================================== */
.pmna-two-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

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

/* ========================================
   Checkbox Group
   ======================================== */
.pmna-checkbox-group {
    max-height: 200px;
    overflow-y: auto;
    padding: 12px;
    background: var(--pmna-bg-light);
    border: 1px solid var(--pmna-border);
    border-radius: var(--pmna-radius);
}

.pmna-checkbox-label {
    display: block;
    padding: 6px 0;
    cursor: pointer;
    font-size: 14px;
}

.pmna-checkbox-label input {
    margin-right: 8px;
}

/* ========================================
   Block Editor
   ======================================== */
.pmna-editor-wrapper {
    border: 1px solid var(--pmna-border);
    border-radius: var(--pmna-radius);
    overflow: hidden;
}

.pmna-editor-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 10px 12px;
    background: var(--pmna-bg-light);
    border-bottom: 1px solid var(--pmna-border);
}

.pmna-toolbar-group {
    display: flex;
    gap: 4px;
}

.pmna-toolbar-format {
    margin-left: auto;
    padding-left: 12px;
    border-left: 1px solid var(--pmna-border);
}

.pmna-toolbar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: 1px solid transparent;
    border-radius: var(--pmna-radius);
    background: transparent;
    color: var(--pmna-text);
    cursor: pointer;
    transition: var(--pmna-transition);
}

.pmna-toolbar-btn:hover {
    background: var(--pmna-bg);
    border-color: var(--pmna-border);
}

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

.pmna-editor-container {
    min-height: 300px;
    padding: 16px;
    background: var(--pmna-bg);
}

.pmna-blocks {
    min-height: 200px;
}

/* Block Styles */
.pmna-block {
    position: relative;
    margin-bottom: 12px;
    padding: 8px 12px;
    border: 1px solid transparent;
    border-radius: var(--pmna-radius);
    transition: var(--pmna-transition);
}

.pmna-block:hover,
.pmna-block:focus-within {
    border-color: var(--pmna-border);
    background: var(--pmna-bg-light);
}

.pmna-block-content {
    outline: none;
    min-height: 24px;
    line-height: 1.6;
}

.pmna-block-content:empty:before {
    content: attr(placeholder);
    color: #aaa;
}

.pmna-block-content[contenteditable="true"]:focus {
    outline: none;
}

/* Block Types */
.pmna-block-heading .pmna-block-content {
    font-size: 24px;
    font-weight: 600;
}

.pmna-block-heading[data-heading-level="3"] .pmna-block-content {
    font-size: 20px;
}

.pmna-block-heading[data-heading-level="4"] .pmna-block-content {
    font-size: 18px;
}

.pmna-block-quote {
    border-left: 4px solid var(--pmna-primary);
    padding-left: 20px;
}

.pmna-block-quote .pmna-block-content {
    font-style: italic;
    color: var(--pmna-text-muted);
}

.pmna-block-code {
    background: #1e1e1e;
    border-radius: var(--pmna-radius);
}

.pmna-block-code .pmna-block-content {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 14px;
    color: #d4d4d4;
    white-space: pre-wrap;
}

.pmna-block-list .pmna-block-content {
    padding-left: 20px;
}

.pmna-block-list .pmna-block-content ul,
.pmna-block-list .pmna-block-content ol {
    margin: 0;
    padding-left: 20px;
}

.pmna-block-image {
    text-align: center;
}

.pmna-block-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--pmna-radius);
}

.pmna-block-image-placeholder {
    padding: 40px;
    background: var(--pmna-bg-light);
    border: 2px dashed var(--pmna-border);
    border-radius: var(--pmna-radius);
    cursor: pointer;
    transition: var(--pmna-transition);
}

.pmna-block-image-placeholder:hover {
    border-color: var(--pmna-primary);
    background: rgba(0, 115, 170, 0.05);
}

/* Block Actions */
.pmna-block-actions {
    position: absolute;
    top: 4px;
    right: 4px;
    display: none;
    gap: 4px;
}

.pmna-block:hover .pmna-block-actions,
.pmna-block:focus-within .pmna-block-actions {
    display: flex;
}

.pmna-block-action-btn {
    width: 24px;
    height: 24px;
    padding: 0;
    border: none;
    border-radius: 4px;
    background: var(--pmna-bg);
    color: var(--pmna-text-muted);
    font-size: 14px;
    cursor: pointer;
    transition: var(--pmna-transition);
}

.pmna-block-action-btn:hover {
    background: var(--pmna-dark);
    color: #fff;
}

.pmna-block-delete:hover {
    background: var(--pmna-danger);
}

/* Add Block Button */
.pmna-add-block-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 12px;
    margin-top: 12px;
    border: 2px dashed var(--pmna-border);
    border-radius: var(--pmna-radius);
    background: transparent;
    color: var(--pmna-text-muted);
    font-size: 14px;
    cursor: pointer;
    transition: var(--pmna-transition);
}

.pmna-add-block-btn:hover {
    border-color: var(--pmna-primary);
    color: var(--pmna-primary);
    background: rgba(0, 115, 170, 0.05);
}

/* Heading Level Selector */
.pmna-heading-level-selector {
    display: flex;
    gap: 4px;
    margin-bottom: 8px;
}

.pmna-heading-level-btn {
    padding: 4px 12px;
    border: 1px solid var(--pmna-border);
    border-radius: 4px;
    background: var(--pmna-bg);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--pmna-transition);
}

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

/* ========================================
   Dropzone
   ======================================== */
.pmna-dropzone {
    position: relative;
    border: 2px dashed var(--pmna-border);
    border-radius: var(--pmna-radius);
    background: var(--pmna-bg-light);
    transition: var(--pmna-transition);
    cursor: pointer;
    overflow: hidden;
}

.pmna-dropzone:hover,
.pmna-dropzone.dragover {
    border-color: var(--pmna-primary);
    background: rgba(0, 115, 170, 0.05);
}

.pmna-dropzone-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    text-align: center;
    color: var(--pmna-text-muted);
}

.pmna-dropzone-placeholder svg {
    margin-bottom: 12px;
    opacity: 0.5;
}

.pmna-dropzone-placeholder p {
    margin: 0 0 8px;
    font-size: 15px;
}

.pmna-dropzone-hint {
    font-size: 12px;
    opacity: 0.7;
}

.pmna-dropzone-preview {
    position: relative;
    padding: 16px;
}

.pmna-dropzone-preview img {
    display: block;
    max-width: 100%;
    max-height: 300px;
    margin: 0 auto;
    border-radius: var(--pmna-radius);
}

.pmna-remove-image {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 32px;
    height: 32px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: var(--pmna-danger);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--pmna-transition);
}

.pmna-remove-image:hover {
    transform: scale(1.1);
}

.pmna-dropzone-uploading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.pmna-dropzone-small {
    max-width: 300px;
}

.pmna-dropzone-small .pmna-dropzone-placeholder {
    padding: 24px 16px;
}

.pmna-dropzone-small .pmna-dropzone-preview img {
    max-height: 150px;
}

/* ========================================
   Post Type Linker
   ======================================== */
.pmna-linker-group {
    padding: 16px;
    background: var(--pmna-bg-light);
    border-radius: var(--pmna-radius);
    margin-bottom: 16px;
}

.pmna-linker-group:last-child {
    margin-bottom: 0;
}

.pmna-linker-inputs {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.pmna-linker-inputs .pmna-select {
    flex: 1;
    min-width: 200px;
}

.pmna-linker-inputs .pmna-input {
    flex: 1;
    min-width: 200px;
}

.pmna-linker-or {
    color: var(--pmna-text-muted);
    font-size: 13px;
}

.pmna-selected-items {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.pmna-selected-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--pmna-primary);
    color: #fff;
    border-radius: 20px;
    font-size: 13px;
}

.pmna-selected-item-remove {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    color: #fff;
    font-size: 14px;
    cursor: pointer;
    transition: var(--pmna-transition);
}

.pmna-selected-item-remove:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* Autocomplete Dropdown */
.ui-autocomplete {
    max-height: 250px;
    overflow-y: auto;
    background: var(--pmna-bg);
    border: 1px solid var(--pmna-border);
    border-radius: var(--pmna-radius);
    box-shadow: var(--pmna-shadow-lg);
    z-index: 9999;
}

.ui-menu-item {
    padding: 10px 14px;
    cursor: pointer;
    border-bottom: 1px solid var(--pmna-border);
}

.ui-menu-item:last-child {
    border-bottom: none;
}

.ui-menu-item:hover,
.ui-menu-item.ui-state-active {
    background: var(--pmna-bg-light);
}

.ui-menu-item .ui-menu-item-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
}

.pmna-autocomplete-thumb {
    width: 40px;
    height: 40px;
    border-radius: 4px;
    object-fit: cover;
}

/* ========================================
   Buttons
   ======================================== */
.pmna-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 500;
    border: none;
    border-radius: var(--pmna-radius);
    cursor: pointer;
    transition: var(--pmna-transition);
    text-decoration: none;
}

.pmna-btn-primary {
    background: var(--pmna-primary);
    color: #fff;
}

.pmna-btn-primary:hover {
    background: var(--pmna-primary-hover);
    color: #fff;
}

.pmna-btn-secondary {
    background: var(--pmna-light);
    color: var(--pmna-text);
    border: 1px solid var(--pmna-border);
}

.pmna-btn-secondary:hover {
    background: var(--pmna-bg);
}

.pmna-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.pmna-form-actions {
    padding: 24px;
    text-align: center;
    border-top: 1px solid var(--pmna-border);
}

.pmna-btn-loading {
    display: none;
}

.pmna-btn.loading .pmna-btn-text {
    display: none;
}

.pmna-btn.loading .pmna-btn-loading {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ========================================
   Spinners
   ======================================== */
.pmna-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--pmna-border);
    border-top-color: var(--pmna-primary);
    border-radius: 50%;
    animation: pmna-spin 0.8s linear infinite;
}

.pmna-spinner-small {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: pmna-spin 0.8s linear infinite;
}

.pmna-spinner-large {
    width: 48px;
    height: 48px;
    border: 4px solid var(--pmna-border);
    border-top-color: var(--pmna-primary);
    border-radius: 50%;
    animation: pmna-spin 0.8s linear infinite;
}

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

/* ========================================
   Loading Overlay
   ======================================== */
.pmna-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.pmna-loading-content {
    text-align: center;
}

.pmna-loading-content p {
    margin-top: 16px;
    font-size: 16px;
    color: var(--pmna-text);
}

/* ========================================
   Success Message
   ======================================== */
.pmna-success-message {
    text-align: center;
    padding: 60px 40px;
    background: var(--pmna-bg);
    border-radius: var(--pmna-radius-lg);
    box-shadow: var(--pmna-shadow);
}

.pmna-success-icon {
    color: var(--pmna-success);
    margin-bottom: 20px;
}

.pmna-success-message h3 {
    margin: 0 0 12px;
    font-size: 24px;
    color: var(--pmna-dark);
}

.pmna-success-message p {
    margin: 0 0 24px;
    color: var(--pmna-text-muted);
}

.pmna-success-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* ========================================
   Access Denied
   ======================================== */
.pmna-access-denied {
    text-align: center;
    padding: 60px 40px;
    background: var(--pmna-bg);
    border-radius: var(--pmna-radius-lg);
    box-shadow: var(--pmna-shadow);
}

.pmna-access-denied-icon {
    color: var(--pmna-danger);
    margin-bottom: 20px;
}

.pmna-access-denied h3 {
    margin: 0 0 12px;
    font-size: 24px;
    color: var(--pmna-dark);
}

.pmna-access-denied p {
    margin: 0 0 20px;
    color: var(--pmna-text-muted);
}

/* ========================================
   Modals
   ======================================== */
.pmna-block-selector-modal,
.pmna-link-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.pmna-block-selector-content,
.pmna-link-modal-content {
    background: var(--pmna-bg);
    border-radius: var(--pmna-radius-lg);
    padding: 24px;
    max-width: 400px;
    width: 90%;
    box-shadow: var(--pmna-shadow-lg);
}

.pmna-block-selector-content h4,
.pmna-link-modal-content h4 {
    margin: 0 0 20px;
    font-size: 18px;
}

.pmna-block-types {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.pmna-block-type {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 12px;
    border: 1px solid var(--pmna-border);
    border-radius: var(--pmna-radius);
    background: var(--pmna-bg);
    cursor: pointer;
    transition: var(--pmna-transition);
}

.pmna-block-type:hover {
    border-color: var(--pmna-primary);
    background: rgba(0, 115, 170, 0.05);
}

.pmna-block-type span {
    font-size: 12px;
    color: var(--pmna-text-muted);
}

.pmna-block-selector-close {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--pmna-border);
    border-radius: var(--pmna-radius);
    background: var(--pmna-bg);
    color: var(--pmna-text);
    cursor: pointer;
    transition: var(--pmna-transition);
}

.pmna-block-selector-close:hover {
    background: var(--pmna-bg-light);
}

.pmna-link-modal-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.pmna-link-modal-actions .pmna-btn {
    flex: 1;
}

/* ========================================
   Admin Settings
   ======================================== */
.pmna-settings-wrap {
    max-width: 800px;
}

.pmna-settings-header {
    margin-bottom: 20px;
}

.pmna-settings-shortcode-info {
    margin-top: 40px;
    padding: 20px;
    background: #fff;
    border: 1px solid #ccd0d4;
    border-radius: 4px;
}

.pmna-settings-shortcode-info h2 {
    margin-top: 0;
}

.pmna-settings-shortcode-info code {
    display: inline-block;
    padding: 4px 8px;
    background: #f0f0f1;
    border-radius: 3px;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
    .pmna-form-container {
        padding: 10px;
    }

    .pmna-section {
        padding: 16px;
    }

    .pmna-linker-inputs {
        flex-direction: column;
        align-items: stretch;
    }

    .pmna-linker-inputs .pmna-select,
    .pmna-linker-inputs .pmna-input {
        min-width: 100%;
    }

    .pmna-linker-or {
        text-align: center;
    }

    .pmna-toolbar-format {
        margin-left: 0;
        padding-left: 0;
        border-left: none;
        margin-top: 8px;
        padding-top: 8px;
        border-top: 1px solid var(--pmna-border);
        width: 100%;
    }

    .pmna-block-types {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .pmna-section-header h3 {
        font-size: 16px;
    }

    .pmna-input,
    .pmna-textarea,
    .pmna-select {
        padding: 10px 12px;
        font-size: 14px;
    }

    .pmna-btn {
        padding: 10px 20px;
        font-size: 14px;
    }
}