/* Device Compatibility Page Styles */

.compatibility-section {
    padding: var(--space-16) 0;
    background: var(--white);
}

.checker-container {
    max-width: 800px;
    margin: 0 auto var(--space-16);
}

.checker-card {
    background: white;
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.checker-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
}

.checker-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.checker-header h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
}

.checker-header h2 i {
    color: var(--primary-500);
}

.checker-header p {
    color: var(--gray-600);
    font-size: 1.125rem;
    line-height: 1.6;
}

.checker-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-group label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.form-select {
    padding: var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray-700);
    background: var(--gray-50);
    transition: all var(--transition-base);
    cursor: pointer;
}

.form-select:focus {
    outline: none;
    border-color: var(--primary-500);
    background: white;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-select:disabled {
    background: var(--gray-100);
    color: var(--gray-400);
    cursor: not-allowed;
}

/* Compatibility Results */
.compatibility-result {
    margin-top: var(--space-8);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    border: 2px solid var(--gray-200);
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-compatible {
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border-color: var(--success-500);
}

.result-incompatible {
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    border-color: var(--danger-500);
}

.result-unknown {
    background: linear-gradient(135deg, #fffbeb, #fef3c7);
    border-color: var(--warning-500);
}

.result-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.result-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
}

.result-compatible .result-icon {
    background: var(--success-500);
    color: white;
}

.result-incompatible .result-icon {
    background: var(--danger-500);
    color: white;
}

.result-unknown .result-icon {
    background: var(--warning-500);
    color: white;
}

.result-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.result-compatible .result-title {
    color: var(--success-700);
}

.result-incompatible .result-title {
    color: var(--danger-700);
}

.result-unknown .result-title {
    color: var(--warning-700);
}

.result-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.result-detail {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.875rem;
    font-weight: 500;
}

.result-detail i {
    color: var(--gray-500);
}

.result-notes {
    background: rgba(255, 255, 255, 0.8);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    color: var(--gray-700);
    line-height: 1.6;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.result-actions {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-6);
}

/* Manual Check Section */
.manual-check-section {
    margin: var(--space-16) 0;
    text-align: center;
}

.manual-check-section h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
}

.manual-check-section > p {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: var(--space-8);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.instruction-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-8);
}

.instruction-card {
    background: white;
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    text-align: left;
}

.instruction-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-300);
}

.instruction-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
    color: white;
    font-size: 1.5rem;
}

.instruction-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
}

.instruction-card ol {
    list-style: none;
    counter-reset: step-counter;
    padding: 0;
}

.instruction-card ol li {
    counter-increment: step-counter;
    margin-bottom: var(--space-3);
    padding-left: var(--space-8);
    position: relative;
    color: var(--gray-700);
    line-height: 1.6;
}

.instruction-card ol li::before {
    content: counter(step-counter);
    position: absolute;
    left: 0;
    top: 0;
    width: 24px;
    height: 24px;
    background: var(--primary-100);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

.instruction-card strong {
    color: var(--primary-600);
    font-weight: 600;
}

/* Compatible Devices Section */
.compatible-devices-section {
    margin: var(--space-16) 0;
}

.compatible-devices-section h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
    text-align: center;
}

.compatible-devices-section > p {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: var(--space-8);
    text-align: center;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.devices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
}

.device-category {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.device-category:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.device-category h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.device-category h3 i {
    color: var(--primary-500);
}

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

.device-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    background: var(--gray-50);
    transition: all var(--transition-base);
}

.device-item:hover {
    background: var(--primary-50);
    transform: translateX(4px);
}

.device-item.compatible {
    border-left: 3px solid var(--success-500);
}

.device-item.incompatible {
    border-left: 3px solid var(--danger-500);
}

.device-name {
    font-weight: 600;
    color: var(--gray-800);
    flex: 1;
}

.device-year {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-right: var(--space-3);
}

.device-item i {
    color: var(--success-500);
}

.device-item.incompatible i {
    color: var(--danger-500);
}

/* eSIM Benefits Section */
.esim-benefits-section {
    margin: var(--space-16) 0;
    padding: var(--space-16);
    background: linear-gradient(135deg, var(--gray-50), var(--primary-50));
    border-radius: var(--radius-2xl);
}

.esim-benefits-section h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-8);
    text-align: center;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-6);
}

.benefit-card {
    background: white;
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    color: white;
    font-size: 1.5rem;
}

.benefit-card h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
}

.benefit-card p {
    color: var(--gray-600);
    line-height: 1.6;
    font-size: 0.875rem;
}

/* CTA Section */
.compatibility-cta {
    text-align: center;
    padding: var(--space-16);
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
    border-radius: var(--radius-2xl);
    color: white;
    margin: var(--space-16) 0;
}

.compatibility-cta h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
}

.compatibility-cta p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: var(--space-6);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.compatibility-cta .btn-primary {
    background: white;
    color: var(--primary-600);
    font-size: 1rem;
    padding: var(--space-4) var(--space-8);
}

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

/* Loading States */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .result-details {
        grid-template-columns: 1fr;
    }
    
    .result-actions {
        flex-direction: column;
    }
    
    .instruction-grid {
        grid-template-columns: 1fr;
    }
    
    .devices-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .checker-card {
        padding: var(--space-6);
    }
    
    .checker-header h2 {
        font-size: 1.5rem;
        flex-direction: column;
        gap: var(--space-2);
    }
    
    .device-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-2);
    }
    
    .device-year {
        margin: 0;
    }
}

@media (max-width: 480px) {
    .compatibility-section {
        padding: var(--space-12) 0;
    }
    
    .checker-card {
        padding: var(--space-4);
        margin: 0 var(--space-2);
    }
    
    .instruction-card,
    .device-category,
    .benefit-card {
        padding: var(--space-4);
    }
    
    .esim-benefits-section,
    .compatibility-cta {
        padding: var(--space-8);
        margin: var(--space-8) 0;
    }
}