/* أنماط متقدمة ومتجاوبة - تصميم عصري */
:root {
    --primary: #8B5FBF;
    --primary-dark: #6A4A9C;
    --primary-light: #9D7BC6;
    --primary-gradient: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    --secondary: #2C3E50;
    --accent: #00ff88;
    --success: #27ae60;
    --warning: #f39c12;
    --error: #e74c3c;
    --dark: #121212;
    --darker: #0a0a0a;
    --light: #1E1E1E;
    --lighter: #2d2d2d;
    --text-light: #FFFFFF;
    --text-gray: #B0B0B0;
    --text-dark: #666666;
    --border-radius: 16px;
    --border-radius-sm: 8px;
    --border-radius-lg: 24px;
    --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    --box-shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.5);
    --box-shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-fast: all 0.2s ease;
}

/* Reset وتحسينات عامة */
.empire-customizer-container * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.empire-customizer-container {
    font-family: 'Segoe UI', 'Tahoma', 'Geneva', 'Verdana', sans-serif;
    line-height: 1.6;
    background: linear-gradient(135deg, var(--darker) 0%, var(--dark) 100%);
    min-height: 100vh;
    color: var(--text-light);
}

/* الهيدر المحسن */
.empire-customizer-header {
    background: var(--primary-gradient);
    position: relative;
    overflow: hidden;
}

.empire-customizer-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 255, 136, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 95, 191, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(106, 74, 156, 0.15) 0%, transparent 50%);
    animation: float 6s ease-in-out infinite;
}

.header-background {
    position: relative;
    z-index: 1;
    padding: 80px 40px;
    text-align: center;
}

.header-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(45deg, #fff, #e0e0e0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(139, 95, 191, 0.5);
    line-height: 1.2;
}

.header-content p {
    font-size: 1.3rem;
    opacity: 0.9;
    margin-bottom: 40px;
    font-weight: 300;
}

.header-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    max-width: 600px;
    margin: 0 auto;
}

.stat {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 25px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.stat:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.15);
}

.stat i {
    font-size: 1.5rem;
    color: var(--accent);
}

.stat span {
    font-weight: 600;
    font-size: 1.1rem;
}

/* الويزارد المحسن */
.empire-customizer-wizard {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.wizard-progress {
    margin-bottom: 60px;
    position: relative;
}

.progress-bar {
    height: 6px;
    background: var(--lighter);
    border-radius: 3px;
    position: absolute;
    top: 30px;
    left: 10%;
    right: 10%;
    z-index: 1;
}

.progress-fill {
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 3px;
    transition: var(--transition);
    width: 0%;
}

.progress-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    position: relative;
    z-index: 2;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--lighter);
    color: var(--text-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    border: 3px solid var(--dark);
    transition: var(--transition);
    position: relative;
}

.progress-step.active .step-number {
    background: var(--primary-gradient);
    color: var(--text-light);
    transform: scale(1.1);
    box-shadow: 0 0 0 4px rgba(139, 95, 191, 0.3);
}

.progress-step.completed .step-number {
    background: var(--success);
    color: var(--text-light);
}

.progress-step.completed .step-number::after {
    content: '✓';
    position: absolute;
}

.step-label {
    font-weight: 600;
    color: var(--text-gray);
    transition: var(--transition);
}

.progress-step.active .step-label {
    color: var(--text-light);
}

/* الخطوات المحسنة */
.wizard-steps {
    background: rgba(30, 30, 30, 0.8);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(139, 95, 191, 0.3);
    overflow: hidden;
}

.wizard-step {
    display: none;
    padding: 50px;
}

.wizard-step.active {
    display: block;
    animation: fadeInUp 0.6s ease;
}

.step-header {
    text-align: center;
    margin-bottom: 50px;
}

.step-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-light);
}

.step-header h2 i {
    color: var(--primary);
    margin-left: 15px;
}

.step-header p {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* تحسين اختيار المقاس */
.size-selection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin: 40px 0;
}

.size-option {
    position: relative;
}

.size-option input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.size-option label {
    display: block;
    background: var(--light);
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    padding: 30px;
    cursor: pointer;
    transition: var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.size-option label::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(139, 95, 191, 0.1), transparent);
    transition: var(--transition);
}

.size-option label:hover::before {
    left: 100%;
}

.size-option label:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--box-shadow);
}

.size-option input[type="radio"]:checked + label {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(139, 95, 191, 0.1), rgba(106, 74, 156, 0.2));
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}

.size-preview {
    text-align: center;
    margin-bottom: 20px;
}

.size-dimensions {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 15px;
}

.size-visual {
    background: var(--primary-gradient);
    border-radius: 8px;
    margin: 0 auto;
    box-shadow: 0 5px 15px rgba(139, 95, 191, 0.3);
}

.size-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.size-icon {
    width: 50px;
    height: 50px;
    background: rgba(139, 95, 191, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.size-icon i {
    font-size: 1.5rem;
    color: var(--primary);
}

.size-details {
    flex: 1;
}

.size-description {
    color: var(--text-gray);
    font-size: 0.95rem;
    margin-bottom: 10px;
}

.size-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--accent);
}

/* تحسين رفع الصور */
.upload-container {
    margin: 40px 0;
}

.upload-area {
    border: 3px dashed var(--primary);
    border-radius: var(--border-radius);
    padding: 80px 40px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: rgba(139, 95, 191, 0.05);
    position: relative;
}

.upload-area:hover {
    border-color: var(--primary-light);
    background: rgba(139, 95, 191, 0.1);
    transform: translateY(-2px);
}

.upload-area.dragover {
    border-color: var(--primary-light);
    border-style: solid;
    background: rgba(139, 95, 191, 0.15);
    transform: scale(1.02);
}

.upload-content h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--text-light);
}

.browse-link {
    color: var(--primary-light);
    text-decoration: underline;
    cursor: pointer;
    font-weight: 600;
}

.upload-requirements {
    margin-top: 15px;
    color: var(--text-gray);
    font-size: 0.9rem;
}

.upload-requirements i {
    margin-left: 5px;
}

/* محرر الصور المحسن */
.image-editor {
    animation: fadeIn 0.6s ease;
}

.editor-header {
    text-align: center;
    margin-bottom: 30px;
}

.editor-header h4 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--text-light);
}

.editor-header h4 i {
    color: var(--primary);
    margin-left: 10px;
}

.editor-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.cropper-wrapper {
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--darker);
    border: 2px solid var(--lighter);
}

.editor-tools {
    background: var(--light);
    border-radius: var(--border-radius);
    padding: 25px;
}

.tool-group {
    margin-bottom: 25px;
}

.tool-group label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-light);
}

.tool-group label i {
    color: var(--primary);
    margin-left: 8px;
}

.tool-group input[type="range"] {
    width: 100%;
    height: 6px;
    background: var(--lighter);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
}

.tool-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid var(--text-light);
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.tool-actions {
    display: grid;
    gap: 10px;
}

/* معاينة التصميم المحسنة */
.preview-container {
    margin: 40px 0;
}

.preview-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 40px;
}

.design-preview {
    background: var(--darker);
    border-radius: var(--border-radius);
    padding: 30px;
    border: 2px solid var(--lighter);
}

.preview-wrapper {
    position: relative;
}

.mousepad-preview {
    width: 100%;
    height: 400px;
    background: 
        linear-gradient(45deg, #2a2a2a 25%, transparent 25%), 
        linear-gradient(-45deg, #2a2a2a 25%, transparent 25%), 
        linear-gradient(45deg, transparent 75%, #2a2a2a 75%), 
        linear-gradient(-45deg, transparent 75%, #2a2a2a 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

#final-design {
    max-width: 90%;
    max-height: 90%;
    transition: var(--transition);
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.preview-overlay {
    position: absolute;
    top: 15px;
    left: 15px;
}

.size-badge {
    background: rgba(0, 0, 0, 0.8);
    color: var(--text-light);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.preview-controls {
    margin-top: 20px;
}

.control-group {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.btn-control {
    width: 50px;
    height: 50px;
    background: var(--light);
    border: 2px solid var(--lighter);
    border-radius: 50%;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-control:hover {
    background: var(--primary);
    transform: scale(1.1);
}

/* ملخص الطلب المحسن */
.order-summary {
    position: sticky;
    top: 20px;
}

.summary-card {
    background: var(--light);
    border-radius: var(--border-radius);
    padding: 30px;
    border: 2px solid var(--lighter);
}

.summary-card h3 {
    font-size: 1.5rem;
    margin-bottom: 25px;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 10px;
}

.summary-card h3 i {
    color: var(--primary);
}

.summary-details {
    margin-bottom: 30px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--lighter);
}

.detail-row.total {
    border-bottom: none;
    border-top: 2px solid var(--primary);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--text-light);
    padding-top: 15px;
    margin-top: 10px;
}

.shipping-options {
    margin: 30px 0;
}

.shipping-options h4 {
    margin-bottom: 15px;
    color: var(--text-light);
}

.shipping-option {
    margin-bottom: 10px;
}

.shipping-option input[type="radio"] {
    display: none;
}

.shipping-option label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: var(--darker);
    border: 2px solid transparent;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
}

.shipping-option input[type="radio"]:checked + label {
    border-color: var(--primary);
    background: rgba(139, 95, 191, 0.1);
}

.shipping-option label:hover {
    background: var(--lighter);
}

.option-name {
    font-weight: 600;
    color: var(--text-light);
}

.option-desc {
    font-size: 0.9rem;
    color: var(--text-gray);
}

.option-price {
    font-weight: 600;
    color: var(--accent);
}

.action-buttons {
    display: grid;
    gap: 15px;
}

/* الأزرار المحسنة */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 30px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--text-light);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
}

.btn-secondary {
    background: var(--lighter);
    color: var(--text-light);
    border: 2px solid var(--lighter);
}

.btn-secondary:hover {
    background: transparent;
    border-color: var(--primary);
    transform: translateY(-2px);
}

.btn-next, .btn-prev {
    min-width: 150px;
}

.step-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid var(--lighter);
}

/* رسائل النتائج */
.wizard-results {
    margin-top: 40px;
}

.result-message {
    background: var(--light);
    border-radius: var(--border-radius);
    padding: 40px;
    text-align: center;
    border-left: 4px solid;
    animation: slideInUp 0.6s ease;
}

.result-message.success {
    border-left-color: var(--success);
}

.result-message.error {
    border-left-color: var(--error);
}

.message-content {
    max-width: 500px;
    margin: 0 auto;
}

.message-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.result-message.success .message-icon {
    color: var(--success);
}

.result-message.error .message-icon {
    color: var(--error);
}

.message-text h3 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--text-light);
}

.message-text p {
    color: var(--text-gray);
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.message-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

/* التجاوب مع الهواتف */
@media (max-width: 1024px) {
    .preview-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .editor-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .order-summary {
        position: static;
    }
}

@media (max-width: 768px) {
    .empire-customizer-container {
        padding: 0;
    }
    
    .header-background {
        padding: 60px 20px;
    }
    
    .header-stats {
        gap: 15px;
    }
    
    .stat {
        padding: 12px 20px;
    }
    
    .wizard-step {
        padding: 30px 20px;
    }
    
    .progress-steps {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .progress-bar {
        display: none;
    }
    
    .progress-step {
        flex-direction: row;
        text-align: right;
        gap: 15px;
    }
    
    .step-number {
        margin-bottom: 0;
    }
    
    .size-selection-grid {
        grid-template-columns: 1fr;
    }
    
    .step-actions {
        flex-direction: column;
        gap: 15px;
    }
    
    .btn-next, .btn-prev {
        width: 100%;
    }
    
    .message-actions {
        flex-direction: column;
    }
    
    .message-actions .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .header-content h1 {
        font-size: 2rem;
    }
    
    .header-stats {
        flex-direction: column;
        align-items: center;
    }
    
    .stat {
        width: 100%;
        max-width: 250px;
    }
    
    .size-info {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .upload-area {
        padding: 40px 20px;
    }
    
    .mousepad-preview {
        height: 300px;
    }
}

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* حالة التحميل */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    flex-direction: column;
    backdrop-filter: blur(10px);
}

.spinner {
    width: 60px;
    height: 60px;
    border: 5px solid rgba(139, 95, 191, 0.3);
    border-top: 5px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-overlay p {
    color: var(--text-light);
    font-size: 1.2rem;
}

/* الإشعارات */
.empire-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 25px;
    border-radius: var(--border-radius);
    color: var(--text-light);
    font-weight: 600;
    z-index: 10000;
    animation: slideInRight 0.3s ease;
    box-shadow: var(--box-shadow);
    max-width: 400px;
    backdrop-filter: blur(10px);
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.empire-notification.success {
    background: linear-gradient(135deg, var(--success), #219653);
    border-left: 4px solid #27ae60;
}

.empire-notification.error {
    background: linear-gradient(135deg, var(--error), #c0392b);
    border-left: 4px solid #e74c3c;
}

.empire-notification.warning {
    background: linear-gradient(135deg, var(--warning), #e67e22);
    border-left: 4px solid #f39c12;
}

.empire-notification.info {
    background: linear-gradient(135deg, #3498db, #2980b9);
    border-left: 4px solid #3498db;
}