/* =========================================
   ZBPPC Theme-Friendly Styles
   ========================================= */

/* Layout Grid */
.zbppc-container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 20px 0; }
.zbppc-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 40px; }
@media (max-width: 768px) { .zbppc-grid { grid-template-columns: 1fr; } }

/* Wizard Steps */
.zbppc-step { display: none; }
.zbppc-step.active { display: block; animation: zbppc-fadeIn 0.3s ease-in; }
@keyframes zbppc-fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* Form Fields */
.zbppc-field { margin-bottom: 20px; }
.zbppc-field label { display: block; margin-bottom: 8px; font-weight: 600; }
.zbppc-field input, .zbppc-field select, .zbppc-field textarea { width: 100%; max-width: 400px; }

/* Radio & Checkboxes */
.zbppc-radio-group label, .zbppc-checkbox-grid label { 
    display: block; margin-bottom: 10px; font-weight: normal; cursor: pointer; 
}

/* Upload Zones */
.zbppc-upload-zone { 
    border: 2px dashed #ccc; padding: 40px 20px; text-align: center; 
    cursor: pointer; transition: all 0.3s ease; margin-bottom: 20px; border-radius: 8px;
}
.zbppc-upload-zone:hover, .zbppc-upload-zone.dragover { border-color: currentColor; background: rgba(0,0,0,0.02); }
.zbppc-upload-zone.uploaded { border-color: #46b450; background: rgba(70, 180, 80, 0.05); }
.zbppc-upload-zone .dashicons { font-size: 40px; height: 40px; width: 40px; margin-bottom: 10px; opacity: 0.5; }

/* Progress Bar */
.zbppc-progress-bar { height: 6px; background: rgba(0,0,0,0.1); border-radius: 3px; margin-bottom: 30px; overflow: hidden; }
.zbppc-progress-fill { height: 100%; background: currentColor; transition: width 0.4s ease; opacity: 0.8; }
.zbppc-upload-progress { height: 4px; background: rgba(0,0,0,0.1); border-radius: 2px; margin-top: 15px; overflow: hidden; display: none; }
.zbppc-upload-zone.uploading .zbppc-upload-progress { display: block; }
.zbppc-progress-bar-inner { height: 100%; background: currentColor; width: 0%; transition: width 0.2s; }

/* Sticky Summary Sidebar */
.zbppc-summary { 
    padding: 25px; border: 1px solid rgba(0,0,0,0.1); border-radius: 8px; 
    position: sticky; top: 40px; height: fit-content;
}
.zbppc-summary h3 { margin-top: 0; }
.zbppc-summary-total { 
    font-size: 1.4em; font-weight: bold; margin-top: 20px; padding-top: 15px; 
    border-top: 1px solid rgba(0,0,0,0.1); display: flex; justify-content: space-between; 
}

/* Navigation Buttons */
.zbppc-nav-buttons { margin-top: 40px; display: flex; gap: 15px; }
.zbppc-btn { cursor: pointer; }
.zbppc-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Warnings */
.zbppc-warnings { margin-top: 15px; padding: 10px; background: #fff3cd; border: 1px solid #ffeeba; border-radius: 4px; color: #856404; font-size: 0.9em; }
.zbppc-warnings:empty { display: none; }