/* Feature Sections */
.feature-section {
    padding: 50px 0;
}

.feature-section:nth-child(odd) {
    background: var(--white);
}

.feature-section:nth-child(even) {
    background: linear-gradient(135deg, #f8f9fa, rgba(88, 204, 117, 0.08));
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

/* Feature Content */
.sales-feature-content {
    padding: var(--spacing-lg);
}

.sales-feature-content h2 {
    font-size: 30px;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.sales-feature-content p {
    font-size: 16px;
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.feature-highlights {
    margin-bottom: var(--spacing-lg);
}

.highlight-item {
    color: var(--gray-700);
    margin-bottom: var(--spacing-md);
    font-size: 17px;
}

.highlight-item:last-of-type {
    margin-bottom: 0;
}

.highlight-item i {
    font-size: 20px;
    color: var(--secondary-color);
    margin-right: var(--spacing-sm);
}

/* Demo Container */
.demo-container {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
}

.demo-title {
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-md);
    text-align: center;
    font-weight: 600;
    position: relative;
}

.demo-label {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-md);
    background: var(--secondary-color);
    color: var(--primary-color);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
}

.demo-content {
    padding: var(--spacing-lg);
    min-height: 400px;
    position: relative;
    max-height: 400px;
    overflow-y: auto;
}

/* POS Interface Demo */
.pos-interface {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-lg);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    height: 100px;

}

.product-item {
    background: var(--gray-100);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    height: 100px;
    color: var(--primary-color);
}

.product-item.selected {
    background: var(--accent-green);
    transform: scale(1.05);
}

.product-item.adding {
    animation: pulse 0.6s ease-in-out;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }
}

.product-name {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.product-price {
    color: var(--success);
    font-weight: 700;
}

.cart-section {
    background: var(--gray-100);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
}

.cart-section h4 {
    font-size: 18px;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.cart-item {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--gray-200);
    opacity: 0;
    transform: translateX(-20px);
    font-size: 15px;
    animation: slideIn 0.5s ease-out forwards;
}

@keyframes slideIn {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.cart-total {
    font-weight: 700;
    font-size: var(--fs-18);
    color: var(--primary-color);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 2px solid var(--secondary-color);
}

/* Payment Methods Demo */
.payment-methods {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.payment-option {
    background: var(--gray-100);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.payment-option.selected {
    background: var(--accent-green);
    transform: translateY(-5px);
}

.payment-option.processing {
    animation: processing 2s ease-in-out;
}

@keyframes processing {

    0%,
    100% {
        background: var(--accent-green);
    }

    50% {
        background: var(--secondary-color);
    }
}

.payment-icon {
    font-size: 40px;
    margin-bottom: var(--spacing-sm);
}

.payment-label {
    font-weight: 600;
    color: var(--primary-color);
}

.payment-status {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--gray-100);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-md);
}

.payment-selection {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.payment-icon-status {
    font-size: 2rem;
    margin: var(--spacing-md) 0;
}

.payment-message {
    margin-top: 1rem;
    color: var(--gray-600);
}

/* Analytics Dashboard Demo - Pie Chart Only */
.analytics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.metric-card {
    background: var(--gray-100);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.metric-value {
    font-size: var(--fs-20);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.metric-label {
    font-size: var(--fs-15);
    color: var(--gray-600);
}

.chart-container {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    position: relative;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--gray-200);
}

.pie-chart-container {
    height: auto;
    min-height: 400px;
}

.chart-title {
    text-align: center;
    font-size: 18px;
    margin-bottom: var(--spacing-lg);
}

.pie-chart-wrapper {
    position: relative;
    height: 280px;
    width: 100%;
    margin-bottom: var(--spacing-lg);
}

.chart-legend {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.legend-item {
    display: flex;
    align-items: center;
    transition: background-color 0.3s ease;
}

.legend-item:hover {
    background-color: var(--gray-50);
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    margin-right: var(--spacing-sm);
}

.legend-item span {
    font-size: 14px;
    color: var(--gray-700);
}

/* Customer Management Demo */
.customer-profile {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    background: var(--gray-100);
    position: relative;
    overflow: hidden;
}

.customer-profile.updating {
    animation: profileUpdate 1s ease-in-out;
}

@keyframes profileUpdate {

    0%,
    100% {
        background: var(--gray-100);
    }

    50% {
        background: var(--light-green-bg);
    }
}

.customer-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--fs-24);
    font-weight: 700;
    color: var(--primary-color);
    flex-shrink: 0;
}

.customer-info {
    flex: 1;
}

.customer-name {
    font-size: var(--fs-20);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.member-since {
    color: var(--gray-600);
    margin-bottom: 1rem;
}

.customer-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--gray-100);
    border-radius: var(--radius-sm);
}

.stat-value {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--gray-600);
}

.loyalty-section {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-md);
}

.loyalty-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.loyalty-title {
    font-weight: 600;
}

.loyalty-status {
    font-size: 0.85rem;
    color: var(--gray-600);
}

.loyalty-bar {
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    overflow: hidden;
    margin-top: var(--spacing-sm);
}

.loyalty-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-green));
    border-radius: 4px;
    transition: width 2s ease-out;
    width: 75%;
}

.loyalty-text {
    font-size: 0.85rem;
    color: var(--gray-600);
    margin-top: var(--spacing-sm);
}

/* Inventory Demo */
.inventory-items {
    margin-bottom: var(--spacing-lg);
}

.inventory-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    transition: all 0.3s ease;
}

.inventory-item.low-stock {
    background: #fef2f2;
    border-left: 4px solid var(--danger);
    animation: alert-pulse 2s infinite;
}

@keyframes alert-pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

.item-info {
    flex: 1;
}

.item-name {
    font-weight: 600;
    margin-bottom: 2px;
}

.item-description {
    font-size: 0.85rem;
    color: var(--gray-600);
}

.stock-level {
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: var(--fs-15);
}

.stock-normal {
    background: var(--light-green-bg);
    color: var(--success);
}

.stock-low {
    background: #fee;
    color: var(--danger);
}

.stock-alert {
    margin-top: 2rem;
    padding: 1rem;
    background: #fef2f2;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--danger);
    opacity: 0;
    transition: all 0.5s ease;
}

.stock-alert.active {
    opacity: 1;
}

.alert-title {
    font-weight: 600;
    color: var(--danger);
    margin-bottom: 0.5rem;
}

.alert-message {
    color: #7f1d1d;
}

/* Report Tabs */
.report-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: var(--spacing-lg);
}

.report-tab {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gray-200);
    border-radius: var(--radius-sm);
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-family: inherit;
}

.report-tab.active {
    background: var(--primary-color);
    color: var(--white);
}

.report-content {
    min-height: 200px;
}

.report-panel {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
}

.report-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.report-metric {
    text-align: center;
    padding: 1rem;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.top-items-section {
    background: var(--gray-100);
    padding: 1rem;
    border-radius: var(--radius-md);
}

.section-title {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.items-list {
    space-y: var(--spacing-sm);
}

.item-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.item-row:last-child {
    margin-bottom: 0;
}

.item-row span:last-child {
    font-weight: 600;
}

.report-summary {
    text-align: center;
    padding: 2rem;
}

.summary-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.summary-label {
    color: var(--gray-600);
    margin-bottom: 1rem;
}

.summary-growth {
    margin-top: 1rem;
    color: var(--success);
    font-weight: 600;
}

/* Loading Animation */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-300);
    border-top: 4px solid var(--secondary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

    100% {
        transform: rotate(360deg);
    }
}

/* CTA Section */
.cta-section {
    margin-bottom: 50px;
}

.cta-section .ads-content {
    background: linear-gradient(135deg, var(--primary-color), var(--muted-teal));
    color: var(--white);
    padding: 70px;
    border-radius: var(--radius-lg);
    text-align: center;
}

/* Footer Section */
.footer-section {
    background: var(--gray-700);
    color: var(--white);
    padding: 60px 0 40px;
    text-align: center;
}

.footer-content h3 {
    font-size: var(--fs-24);
    margin-bottom: var(--spacing-lg);
    color: var(--accent-green);
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 500;
}

.contact-icon {
    font-size: var(--fs-18);
}

.copyright {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-500);
    color: var(--gray-500);
    font-size: var(--fs-15);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeInUp 0.8s ease-out;
}

/* Responsive Design */
@media (max-width: 768px) {
    .feature-section {
        padding: 30px 0;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .feature-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .demo-container {
        order: 1;
    }

    .sales-feature-content {
        order: 2;
        padding: var(--spacing-md);
    }

    .demo-content {
        padding: var(--spacing-md);
    }

    .pos-interface {
        grid-template-columns: 1fr;
    }

    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        height: auto;
    }

    .payment-methods {
        grid-template-columns: repeat(2, 1fr);
    }

    .analytics-grid {
        grid-template-columns: 1fr;
    }

    .charts-grid {
        grid-template-columns: 1fr;
    }

    .customer-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-info {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .cta-section h2 {
        font-size: var(--fs-24);
    }

    .report-metrics {
        grid-template-columns: 1fr;
    }
}