/* =========================================
   Hot-Swap Orchestrator Variables
   ========================================= */
:root {
    --hs-bg: #0f172a;
    --hs-panel: #1e293b;
    --hs-border: #334155;
    --hs-text: #f8fafc;
    --hs-muted: #94a3b8;
    --hs-cyan: #06b6d4;
    --hs-blue: #3b82f6;
    --hs-green: #10b981;
    --hs-yellow: #f59e0b;
}

/* Modal Base */
#hotswap-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.hotswap-modal-hidden {
    opacity: 0 !important;
    pointer-events: none;
}

.hotswap-modal-container {
    background: var(--hs-bg);
    border: 1px solid var(--hs-border);
    border-radius: 12px;
    width: 900px;
    max-width: 95vw;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
}

/* Header */
.hotswap-modal-header {
    display: flex;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--hs-border);
    color: var(--hs-text);
}

    .hotswap-modal-header h4 {
        margin: 0;
        font-size: 1.1rem;
    }

.hotswap-close-btn {
    background: none;
    border: none;
    color: var(--hs-text);
    font-size: 1.5rem;
    cursor: pointer;
}

.hotswap-modal-body {
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.5rem;
}

/* Stats Bar */
.hotswap-stats-bar {
    display: flex;
    justify-content: space-between;
    background: var(--hs-panel);
    border: 1px solid var(--hs-border);
    border-radius: 8px;
    padding: 1rem 2rem;
}

.hotswap-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
}

.hs-label {
    font-size: 0.75rem;
    color: var(--hs-muted);
    text-transform: uppercase;
    font-weight: 600;
}

.hs-value {
    font-size: 1.5rem;
    font-weight: bold;
    font-family: monospace;
    color: var(--hs-text);
}

.hs-cyan {
    color: var(--hs-cyan);
}

.hs-green {
    color: var(--hs-green);
}

/* Topology Area */
.hotswap-topology {
    position: relative;
    background: #070b14;
    border: 1px solid var(--hs-border);
    border-radius: 8px;
    height: 300px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
    overflow: hidden;
}

/* Data Flow Lines (SVG) */
.hs-svg-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.hs-line {
    fill: none;
    stroke-width: 3;
    transition: stroke 0.4s, opacity 0.4s;
}

.hs-line-idle {
    stroke: var(--hs-border);
    opacity: 0.3;
}

.hs-line-active {
    stroke: var(--hs-cyan);
    stroke-dasharray: 10 15;
    animation: flow-animation 1s linear infinite;
    filter: drop-shadow(0 0 5px rgba(6, 182, 212, 0.6));
}

@keyframes flow-animation {
    from {
        stroke-dashoffset: 25;
    }

    to {
        stroke-dashoffset: 0;
    }
}

/* Nodes */
.hs-node {
    position: relative;
    z-index: 10;
    background: var(--hs-panel);
    border: 1px solid var(--hs-border);
    border-radius: 8px;
    padding: 1rem;
    color: var(--hs-text);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    transition: all 0.4s ease;
}

/* Specific Nodes */
.hs-clients {
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--hs-muted);
    border-color: #1e293b;
    background: #0f172a;
}

.hs-gateway {
    border-color: var(--hs-blue);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.2);
}

.hs-gateway-core {
    font-weight: bold;
    font-size: 1.1rem;
}

.hs-gateway-status {
    font-size: 0.75rem;
    color: var(--hs-cyan);
    margin-top: 0.3rem;
    font-family: monospace;
    padding: 0.2rem 0.5rem;
    background: rgba(6,182,212,0.1);
    border-radius: 4px;
}

.hs-models-column {
    display: flex;
    flex-direction: column;
    gap: 4rem;
    width: 180px;
}

.hs-model {
    padding: 1rem 0.5rem;
}

.hs-model-title {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.hs-model-vram {
    font-size: 0.8rem;
    font-family: monospace;
    color: var(--hs-muted);
}

.hs-model-status {
    font-size: 0.7rem;
    font-weight: bold;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    margin-top: 0.5rem;
    display: inline-block;
}

.hs-model-active {
    border-color: var(--hs-green);
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.15);
}

    .hs-model-active .hs-model-status {
        background: rgba(16, 185, 129, 0.15);
        color: var(--hs-green);
    }

.hs-model-idle {
    border-color: var(--hs-border);
    opacity: 0.6;
}

    .hs-model-idle .hs-model-status {
        background: transparent;
        color: var(--hs-muted);
        border: 1px solid var(--hs-border);
    }

.hs-model-unloading {
    border-color: var(--hs-yellow);
}

    .hs-model-unloading .hs-model-status {
        background: rgba(245, 158, 11, 0.15);
        color: var(--hs-yellow);
    }

/* Action Area */
.hotswap-action-area {
    display: flex;
    gap: 1rem;
    align-items: stretch;
}

.hs-terminal {
    flex: 1;
    background: #000;
    border-radius: 6px;
    padding: 1rem;
    font-family: monospace;
    font-size: 0.85rem;
    color: var(--hs-green);
    border: 1px solid var(--hs-border);
    overflow-y: hidden;
    line-height: 1.4;
}

#hotswap-trigger-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0 2rem;
    white-space: nowrap;
}

/* Mobile Adaptability */
.hotswap-modal-container {
    max-height: 95vh;
    overflow-y: auto;
}

@media (max-width: 768px) {
    .hotswap-stats-bar {
        flex-wrap: wrap;
        padding: 1rem;
        gap: 1rem;
    }

    .hotswap-stat {
        width: 45%;
    }

    .hotswap-topology {
        padding: 0 1rem;
        height: 350px;
    }

    .hotswap-action-area {
        flex-direction: column;
    }

    .hs-terminal {
        height: 100px;
    }
    /* Hide SVG paths on very small screens, rely on node highlighting */
    .hs-svg-lines {
        display: none;
    }
}


.hs-terminal {
    flex: 1;
    background: #000;
    border-radius: 6px;
    padding: 1rem;
    font-family: monospace;
    font-size: 0.85rem;
    color: var(--hs-green);
    border: 1px solid var(--hs-border);
    line-height: 1.4;

    height: 140px;
    overflow-y: auto; 
    padding-right: 0.5rem;
}

    .hs-terminal::-webkit-scrollbar {
        width: 6px;
    }

    .hs-terminal::-webkit-scrollbar-track {
        background: #0f172a; 
        border-radius: 4px;
        margin-top: 4px;
        margin-bottom: 4px;
    }

    .hs-terminal::-webkit-scrollbar-thumb {
        background: #334155;
        border-radius: 4px;
    }

        .hs-terminal::-webkit-scrollbar-thumb:hover {
            background: #475569;
        }