/**
 * Public CSS for PinterHVN Core
 * 
 * @package    PinterHVN_Core
 * @since      1.0.0
 */

/* Upload Form Styles */
.pinterhvn-upload-form-wrapper {
    max-width: 800px;
    margin: 40px auto;
    padding: 30px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.pinterhvn-form-group {
    margin-bottom: 25px;
}

.pinterhvn-form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: #333;
    font-size: 14px;
}

.pinterhvn-form-group label .required {
    color: #d63638;
}

.pinterhvn-form-group input[type="text"],
.pinterhvn-form-group input[type="url"],
.pinterhvn-form-group input[type="file"],
.pinterhvn-form-group textarea,
.pinterhvn-form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.pinterhvn-form-group input[type="text"]:focus,
.pinterhvn-form-group input[type="url"]:focus,
.pinterhvn-form-group textarea:focus,
.pinterhvn-form-group select:focus {
    outline: none;
    border-color: #2271b1;
    box-shadow: 0 0 0 1px #2271b1;
}

.pinterhvn-form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.pinterhvn-form-group .field-description {
    margin-top: 6px;
    font-size: 13px;
    color: #666;
    font-style: italic;
}

/* Thumbnail Upload */
.thumbnail-upload-wrapper {
    border: 2px dashed #ddd;
    border-radius: 4px;
    padding: 20px;
    text-align: center;
    transition: border-color 0.3s ease;
}

.thumbnail-upload-wrapper:hover {
    border-color: #2271b1;
}

.thumbnail-preview {
    margin-top: 15px;
}

.thumbnail-preview img {
    max-width: 100%;
    max-height: 300px;
    border-radius: 4px;
}

/* Buttons */
.pinterhvn-btn {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.pinterhvn-btn-primary {
    background: #2271b1;
    color: #fff;
}

.pinterhvn-btn-primary:hover {
    background: #135e96;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

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

/* Spinner */
.pinterhvn-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    margin-left: 10px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: pinterhvn-spin 1s ease-in-out infinite;
}

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

/* Messages */
.pinterhvn-messages {
    margin-top: 20px;
    padding: 15px;
    border-radius: 4px;
    display: none;
}

.pinterhvn-messages.success {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
    display: block;
}

.pinterhvn-messages.error {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
    display: block;
}

.pinterhvn-messages.info {
    background: #d1ecf1;
    border: 1px solid #bee5eb;
    color: #0c5460;
    display: block;
}

/* Asset Cards (for AJAX loaded content) */
.pinterhvn-asset-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pinterhvn-asset-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.pinterhvn-asset-card img {
    width: 100%;
    height: auto;
    display: block;
}

.pinterhvn-asset-card .asset-info {
    padding: 15px;
}

.pinterhvn-asset-card .asset-title {
    margin: 0 0 10px;
    font-size: 16px;
    font-weight: 600;
}

.pinterhvn-asset-card .asset-title a {
    color: #333;
    text-decoration: none;
}

.pinterhvn-asset-card .asset-title a:hover {
    color: #2271b1;
}

.pinterhvn-asset-card .asset-meta {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    font-size: 13px;
    color: #666;
}

.pinterhvn-asset-card .asset-author img {
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: middle;
}

.pinterhvn-asset-card .asset-actions {
    margin-top: 10px;
}

.asset-save-btn {
    display: inline-flex;
    align-items: center;
    padding: 8px 15px;
    background: #f0f0f0;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    transition: background 0.3s ease;
}

.asset-save-btn:hover {
    background: #e0e0e0;
}

.asset-save-btn .dashicons {
    margin-right: 5px;
}

/* No thumbnail placeholder */
.no-thumbnail {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 200px;
    background: #f5f5f5;
}

.no-thumbnail .dashicons {
    font-size: 60px;
    color: #ccc;
}

/* Responsive */
@media screen and (max-width: 768px) {
    .pinterhvn-upload-form-wrapper {
        padding: 20px;
        margin: 20px;
    }
    
    .pinterhvn-btn {
        width: 100%;
    }
}