/* Additional CSS for Cloud Hosting Page */

/* Cloud Infrastructure Visualization */
.cloud-infrastructure {
    position: relative;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: 3rem 2rem;
    margin: 3rem 0;
    overflow: hidden;
}

.cloud-nodes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 2;
}

.cloud-node {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    text-align: center;
    position: relative;
    transition: var(--transition);
    cursor: pointer;
}

.cloud-node:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.cloud-node.active {
    border-color: var(--success-color);
    background: rgba(39, 174, 96, 0.1);
}

.node-icon {
    width: 3rem;
    height: 3rem;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 1.25rem;
}

.node-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
    font-size: 0.875rem;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success-color);
    animation: pulse-status 2s infinite;
}

@keyframes pulse-status {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Cloud connections */
.cloud-connections {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.connection-line {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), transparent, var(--primary-color));
    animation: data-flow 3s linear infinite;
}

@keyframes data-flow {
    0% { opacity: 0.3; }
    50% { opacity: 1; }
    100% { opacity: 0.3; }
}

/* Scaling Demonstration */
.scaling-demo {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin: 3rem 0;
    position: relative;
    overflow: hidden;
}

.resource-meters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.resource-meter {
    text-align: center;
}

.meter-container {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 1rem;
}

.meter-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: conic-gradient(from 0deg, var(--border-color) 0deg, var(--border-color) 360deg);
}

.meter-fill {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: conic-gradient(from 0deg, var(--primary-color) 0deg, transparent var(--fill-percentage, 0deg));
    transition: all 1s ease;
}

.meter-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.meter-value {
    font-size: 1.25rem;
    color: var(--primary-color);
}

.meter-unit {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Load Balancer Visualization */
.load-balancer-demo {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin: 3rem 0;
}

.lb-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 2rem;
}

.lb-client {
    background: var(--bg-primary);
    border: 2px solid var(--info-color);
    border-radius: var(--border-radius);
    padding: 1rem;
    text-align: center;
    min-width: 120px;
}

.lb-balancer {
    background: var(--primary-gradient);
    color: white;
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    text-align: center;
    position: relative;
    min-width: 150px;
}

.lb-servers {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.lb-server {
    background: var(--bg-primary);
    border: 2px solid var(--success-color);
    border-radius: var(--border-radius);
    padding: 1rem;
    text-align: center;
    min-width: 120px;
    position: relative;
}

.lb-server.overloaded {
    border-color: var(--warning-color);
    background: rgba(243, 156, 18, 0.1);
}

.traffic-flow {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: traffic-move 2s linear infinite;
}

@keyframes traffic-move {
    0% { transform: translateX(0); }
    100% { transform: translateX(200px); }
}

/* Cloud Benefits Grid */
.cloud-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.benefit-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(128, 66, 149, 0.1), transparent);
    transition: left 0.5s ease;
}

.benefit-card:hover::before {
    left: 100%;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    width: 4rem;
    height: 4rem;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 1.5rem;
    position: relative;
    z-index: 1;
}

/* Pricing Calculator */
.cloud-pricing-calculator {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin: 3rem 0;
}

.pricing-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.control-group {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: 1.5rem;
}

.control-group h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.slider-container {
    position: relative;
    margin: 1rem 0;
}

.resource-slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--border-color);
    outline: none;
    appearance: none;
}

.resource-slider::-webkit-slider-thumb {
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.resource-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.current-value {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1.125rem;
}

/* Deployment Regions */
.deployment-regions {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin: 3rem 0;
}

.regions-map {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 2rem auto;
    padding: 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.region-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--warning-color);
    border: 2px solid white;
    border-radius: 50%;
    cursor: pointer;
    animation: region-pulse 3s infinite;
    transition: var(--transition);
}

.region-dot:hover {
    transform: scale(1.5);
    animation-play-state: paused;
}

@keyframes region-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(243, 156, 18, 0.7); }
    50% { box-shadow: 0 0 0 15px rgba(243, 156, 18, 0); }
}

.region-info {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.8);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.region-dot:hover .region-info {
    opacity: 1;
}

/* Features Comparison */
.features-comparison {
    margin: 3rem 0;
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.hosting-type-card {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}

.hosting-type-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.hosting-type-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.type-header {
    margin-bottom: 2rem;
}

.type-icon {
    width: 4rem;
    height: 4rem;
    background: var(--primary-gradient);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 1.5rem;
}

.feature-list {
    list-style: none;
    text-align: left;
    margin: 1.5rem 0;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-check {
    color: var(--success-color);
    font-size: 1rem;
}

.feature-cross {
    color: var(--danger-color);
    font-size: 1rem;
}

.feature-partial {
    color: var(--warning-color);
    font-size: 1rem;
}

/* Utility classes for cloud page */
.float-right {
    float: right;
}

/* Responsive Design for Cloud Hosting */
@media (max-width: 768px) {
    .cloud-nodes {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .lb-container {
        flex-direction: column;
        align-items: center;
    }

    .pricing-controls {
        grid-template-columns: 1fr;
    }

    .resource-meters {
        grid-template-columns: 1fr;
    }

    .regions-map {
        padding: 1rem;
    }

    .hosting-type-card.featured {
        transform: none;
    }
}

@media (max-width: 480px) {
    .cloud-nodes {
        grid-template-columns: 1fr;
    }

    .cloud-benefits {
        grid-template-columns: 1fr;
    }
}