/* Infrastructure Component Styles */

/* Modern container utility */
.container-modern {
    width: min(var(--container-max, 80rem), 100% - var(--container-padding, 1.5rem) * 2);
    margin-inline: auto;
}

/* Architecture Diagram */
.arch-diagram {
    background: var(--slate-800);
    border: 1px solid var(--slate-700);
    border-radius: var(--radius-lg, 1rem);
    padding: var(--gap-lg, 2rem);
    position: relative;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    isolation: isolate;
}

.arch-grid-bg {
    position: absolute;
    inset: 0;
    opacity: 0.1;
    background-image: 
        linear-gradient(rgba(255,255,255,0.5) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.5) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
}

.arch-node {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(51, 65, 85, 0.8);
    border: 2px solid var(--slate-600);
    border-radius: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.arch-node:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
}

.arch-node-sky:hover {
    border-color: #0ea5e9;
    box-shadow: 0 20px 40px -10px rgba(14, 165, 233, 0.3);
}

.arch-node-amber:hover {
    border-color: #f59e0b;
    box-shadow: 0 20px 40px -10px rgba(245, 158, 11, 0.3);
}

.arch-node-red:hover {
    border-color: #ef4444;
    box-shadow: 0 20px 40px -10px rgba(239, 68, 68, 0.3);
}

.arch-node-icon {
    padding: 0.75rem;
    border-radius: 0.75rem;
}

.arch-glow-amber {
    position: absolute;
    top: -1.5rem;
    right: -1.5rem;
    width: 6rem;
    height: 6rem;
    background: rgba(245, 158, 11, 0.15);
    border-radius: 50%;
    filter: blur(30px);
    pointer-events: none;
}

.arch-connection {
    display: flex;
    justify-content: center;
    position: relative;
}

.arch-line {
    width: 3px;
    height: 100%;
    border-radius: 2px;
}

/* Info Panel */
.info-panel {
    background: var(--slate-800);
    border: 1px solid var(--slate-700);
    border-radius: 1rem;
    min-height: 550px;
    max-height: 700px;
    position: sticky;
    top: 6rem;
    overflow: hidden;
}

.info-panel-content {
    padding: 2rem;
    height: 100%;
    max-height: 650px;
    overflow-y: auto;
}

.info-default {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    opacity: 0.6;
}

.info-active {
    animation: fadeIn 0.3s ease;
}

/* Configuration Cards */
.config-card {
    background: var(--slate-800);
    border: 1px solid var(--slate-700);
    border-radius: 1rem;
    padding: 1.5rem;
}

.config-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

/* Use Case Buttons */
.use-case-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 0.5rem;
    background: var(--slate-700);
    border: 2px solid var(--slate-600);
    border-radius: 0.625rem;
    color: var(--slate-300);
    cursor: pointer;
    transition: all 0.25s ease;
    text-align: center;
    min-height: 70px;
}

.use-case-btn:hover {
    background: var(--slate-600);
    border-color: var(--slate-500);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.use-case-btn:focus-visible {
    outline: 2px solid #0ea5e9;
    outline-offset: 2px;
}

.use-case-btn.active {
    background: rgba(14, 165, 233, 0.15);
    border-color: #0ea5e9;
    color: white;
    box-shadow: 0 0 20px rgba(14, 165, 233, 0.2);
}

.use-case-btn.active .material-symbols-sharp {
    color: #0ea5e9;
}

/* Use case button color variants based on data-case */
.use-case-btn[data-case="fintech"]:hover,
.use-case-btn[data-case="fintech"].active {
    border-color: #10b981;
    background: rgba(16, 185, 129, 0.15);
}
.use-case-btn[data-case="fintech"].active .material-symbols-sharp,
.use-case-btn[data-case="fintech"]:hover .material-symbols-sharp {
    color: #10b981;
}

.use-case-btn[data-case="banking"]:hover,
.use-case-btn[data-case="banking"].active {
    border-color: #6366f1;
    background: rgba(99, 102, 241, 0.15);
}
.use-case-btn[data-case="banking"].active .material-symbols-sharp,
.use-case-btn[data-case="banking"]:hover .material-symbols-sharp {
    color: #6366f1;
}

.use-case-btn[data-case="insurance"]:hover,
.use-case-btn[data-case="insurance"].active {
    border-color: #3b82f6;
    background: rgba(59, 130, 246, 0.15);
}
.use-case-btn[data-case="insurance"].active .material-symbols-sharp,
.use-case-btn[data-case="insurance"]:hover .material-symbols-sharp {
    color: #3b82f6;
}

.use-case-btn[data-case="telco"]:hover,
.use-case-btn[data-case="telco"].active {
    border-color: #a855f7;
    background: rgba(168, 85, 247, 0.15);
}
.use-case-btn[data-case="telco"].active .material-symbols-sharp,
.use-case-btn[data-case="telco"]:hover .material-symbols-sharp {
    color: #a855f7;
}

.use-case-btn[data-case="healthcare"]:hover,
.use-case-btn[data-case="healthcare"].active {
    border-color: #14b8a6;
    background: rgba(20, 184, 166, 0.15);
}
.use-case-btn[data-case="healthcare"].active .material-symbols-sharp,
.use-case-btn[data-case="healthcare"]:hover .material-symbols-sharp {
    color: #14b8a6;
}

.use-case-btn[data-case="government"]:hover,
.use-case-btn[data-case="government"].active {
    border-color: #64748b;
    background: rgba(100, 116, 139, 0.15);
}
.use-case-btn[data-case="government"].active .material-symbols-sharp,
.use-case-btn[data-case="government"]:hover .material-symbols-sharp {
    color: #94a3b8;
}

.use-case-btn[data-case="research"]:hover,
.use-case-btn[data-case="research"].active {
    border-color: #f97316;
    background: rgba(249, 115, 22, 0.15);
}
.use-case-btn[data-case="research"].active .material-symbols-sharp,
.use-case-btn[data-case="research"]:hover .material-symbols-sharp {
    color: #f97316;
}

.use-case-btn[data-case="energy"]:hover,
.use-case-btn[data-case="energy"].active {
    border-color: #eab308;
    background: rgba(234, 179, 8, 0.15);
}
.use-case-btn[data-case="energy"].active .material-symbols-sharp,
.use-case-btn[data-case="energy"]:hover .material-symbols-sharp {
    color: #eab308;
}

/* Model Buttons */
.model-btn {
    width: 100%;
    text-align: left;
    padding: 0.625rem 0.875rem;
    background: rgba(51, 65, 85, 0.5);
    border: 2px solid var(--slate-600);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.25s ease;
    position: relative;
}

.model-btn:hover {
    background: var(--slate-700);
    border-color: var(--slate-500);
    transform: translateX(4px);
}

.model-btn:focus-visible {
    outline: 2px solid #f59e0b;
    outline-offset: 2px;
}

.model-btn.active {
    background: rgba(245, 158, 11, 0.15);
    border-color: #f59e0b;
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.15);
}

.model-btn .model-check {
    opacity: 0;
    transition: opacity 0.3s ease;
    font-size: 1rem;
}

.model-btn.active .model-check {
    opacity: 1;
}

/* Model size indicator badge */
.model-btn::after {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: linear-gradient(to bottom, #f59e0b, #ef4444);
    border-radius: 0 2px 2px 0;
    transition: height 0.3s ease;
}

.model-btn.active::after {
    height: 60%;
}

/* Cluster Visualization */
.cluster-viz {
    background: var(--slate-800);
    border: 1px solid var(--slate-700);
    border-radius: 1rem;
    padding: 1.5rem;
}

.rack-container {
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid var(--slate-600);
    border-radius: 0.75rem;
    padding: 2rem;
    min-height: 400px;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    position: relative;
    overflow: hidden;
}

.rack-bg-grid {
    position: absolute;
    inset: 0;
    opacity: 0.1;
    background-image: radial-gradient(circle, rgba(255,255,255,0.5) 1px, transparent 1px);
    background-size: 20px 20px;
    pointer-events: none;
}

.rack-cabinet {
    width: 100%;
    max-width: 400px;
    background: rgba(0, 0, 0, 0.6);
    border: 3px solid var(--slate-600);
    border-radius: 0.5rem;
    display: flex;
    flex-direction: column;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    position: relative;
    z-index: 10;
}

.rack-header {
    height: 2rem;
    background: var(--slate-600);
    border-bottom: 2px solid rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
}

.rack-units-container {
    display: flex;
    flex-direction: column-reverse;
    padding: 0.5rem;
    gap: 0.25rem;
    min-height: 300px;
    justify-content: flex-start;
    overflow: hidden;
}

.rack-footer {
    height: 2.5rem;
    background: var(--slate-700);
    border-top: 2px solid var(--slate-600);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
}

/* Rack Units */
.rack-unit {
    width: 100%;
    display: flex;
    align-items: center;
    border-radius: 0.25rem;
    transition: all 0.3s ease;
}

.rack-unit-cs3 {
    height: 5rem;
    background: var(--slate-800);
    border-left: 4px solid #f59e0b;
    padding: 0 1rem;
    gap: 0.75rem;
}

.rack-unit-ddn {
    height: 3rem;
    background: var(--slate-800);
    border-left: 4px solid #ef4444;
    padding: 0 1rem;
    justify-content: space-between;
}

.rack-unit-network {
    height: 2rem;
    background: rgba(0, 0, 0, 0.5);
    justify-content: center;
}

/* Use Case Cards */
.use-case-card {
    background: linear-gradient(180deg, var(--slate-800) 0%, rgba(30, 41, 59, 0.95) 100%);
    border: 1px solid var(--slate-600);
    border-radius: var(--radius-lg, 1rem);
    overflow: hidden;
    transition: all 0.4s ease;
    position: relative;
    isolation: isolate;
    /* CSS Grid with subgrid support for aligned card sections */
    display: grid;
    grid-template-rows: auto 1fr auto;
}

/* Cards grid with subgrid for alignment */
.use-case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
    gap: var(--gap-md, 1.5rem);
}

/* Subgrid support for aligned card internals */
@supports (grid-template-rows: subgrid) {
    .use-case-card {
        grid-row: span 3;
    }
}

.use-case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.5);
    border-color: var(--slate-500);
}

.use-case-card .absolute img {
    transition: all 0.5s ease;
}

.use-case-card:hover .absolute img {
    opacity: 0.4 !important;
    transform: scale(1.05);
}

.use-case-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
}

.use-case-icon {
    padding: 0.75rem;
    border-radius: 0.75rem;
}

.use-case-body {
    padding: 0 1.5rem 1.5rem;
}

/* LED indicators */
.led-active {
    animation: ledBlink 2s infinite;
}

@keyframes ledBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* ============================================
   VISIO-STYLE ARCHITECTURE DIAGRAM
   Premium interactive cluster visualization
   ============================================ */

.visio-container {
    position: relative;
    background: 
        radial-gradient(ellipse at 50% 0%, rgba(245, 158, 11, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(239, 68, 68, 0.06) 0%, transparent 40%),
        radial-gradient(ellipse at 20% 90%, rgba(14, 165, 233, 0.04) 0%, transparent 40%),
        linear-gradient(180deg, #0c0f1a 0%, #070a12 100%);
    border: 1px solid rgba(148, 163, 184, 0.15);
    border-radius: var(--radius-xl, 1.5rem);
    padding: var(--gap-xl, 4rem) var(--gap-lg, 2rem);
    min-height: 750px;
    overflow: visible;
    isolation: isolate;
    box-shadow: 
        0 0 80px -20px rgba(245, 158, 11, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Ambient Glow Orbs */
.visio-glow-orb {
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
    opacity: 0.4;
    animation: orbFloat 20s ease-in-out infinite;
}

.visio-glow-orb-amber {
    top: 30%;
    left: 10%;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.3) 0%, transparent 70%);
    animation-delay: 0s;
}

.visio-glow-orb-red {
    bottom: 10%;
    right: 10%;
    background: radial-gradient(circle, rgba(239, 68, 68, 0.25) 0%, transparent 70%);
    animation-delay: -10s;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.1); }
    66% { transform: translate(-20px, 30px) scale(0.95); }
}

.visio-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px),
        radial-gradient(rgba(245, 158, 11, 0.03) 1px, transparent 1px);
    background-size: 50px 50px, 50px 50px, 25px 25px;
    pointer-events: none;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 80%);
}

.visio-connections {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
}

.visio-content {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    padding: 1rem 0;
    padding-top: 280px;
}

/* ========================================
   ADVANCED DATA FLOW SYSTEM
   Multi-layer particle animation between all components
   ======================================== */

/* Primary Data Flow Container */
.visio-data-flow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 2;
    overflow: hidden;
}

/* Data Particle Base */
.visio-data-particle {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    animation: particleTravel 6s ease-in-out infinite;
}

/* Sky-colored particles (App → Network) */
.visio-particle-sky {
    background: linear-gradient(135deg, #0ea5e9 0%, #38bdf8 100%);
    box-shadow: 
        0 0 8px #0ea5e9,
        0 0 20px rgba(14, 165, 233, 0.6),
        0 0 40px rgba(14, 165, 233, 0.3);
}

/* Amber particles (Network ↔ Compute) */
.visio-particle-amber {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    box-shadow: 
        0 0 8px #f59e0b,
        0 0 20px rgba(245, 158, 11, 0.6),
        0 0 40px rgba(245, 158, 11, 0.3);
}

/* Red particles (Compute ↔ Storage) */
.visio-particle-red {
    background: linear-gradient(135deg, #ef4444 0%, #f87171 100%);
    box-shadow: 
        0 0 8px #ef4444,
        0 0 20px rgba(239, 68, 68, 0.6),
        0 0 40px rgba(239, 68, 68, 0.3);
}

/* Particle positioning and timing */
.visio-particle-1 { left: 15%; animation-delay: 0s; }
.visio-particle-2 { left: 30%; animation-delay: -1s; }
.visio-particle-3 { left: 50%; animation-delay: -2s; }
.visio-particle-4 { left: 70%; animation-delay: -3s; }
.visio-particle-5 { left: 85%; animation-delay: -4s; }

/* Downward flow (request) */
@keyframes particleTravel {
    0% { 
        transform: translateY(-20px) scale(0.5); 
        opacity: 0;
        filter: blur(2px);
    }
    15% { 
        transform: translateY(0) scale(1); 
        opacity: 1;
        filter: blur(0);
    }
    85% { 
        transform: translateY(calc(100vh - 200px)) scale(1); 
        opacity: 1;
        filter: blur(0);
    }
    100% { 
        transform: translateY(calc(100vh - 180px)) scale(0.5); 
        opacity: 0;
        filter: blur(2px);
    }
}

/* Upward flow (response) */
@keyframes particleTravelUp {
    0% { 
        transform: translateY(calc(100vh - 180px)) scale(0.5); 
        opacity: 0;
        filter: blur(2px);
    }
    15% { 
        transform: translateY(calc(100vh - 200px)) scale(1); 
        opacity: 1;
        filter: blur(0);
    }
    85% { 
        transform: translateY(0) scale(1); 
        opacity: 1;
        filter: blur(0);
    }
    100% { 
        transform: translateY(-20px) scale(0.5); 
        opacity: 0;
        filter: blur(2px);
    }
}

.visio-particle-up {
    animation-name: particleTravelUp;
}

/* Horizontal data streams */
.visio-stream-horizontal {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, currentColor, transparent);
    animation: streamPulse 3s ease-in-out infinite;
}

@keyframes streamPulse {
    0%, 100% { 
        opacity: 0.3;
        transform: scaleX(0.8);
    }
    50% { 
        opacity: 1;
        transform: scaleX(1);
    }
}

/* Connection beams between nodes */
.visio-beam {
    position: absolute;
    pointer-events: none;
    z-index: 1;
}

.visio-beam-line {
    stroke-width: 2;
    stroke-linecap: round;
    fill: none;
    animation: beamFlow 2s linear infinite;
}

.visio-beam-amber {
    stroke: url(#beam-gradient-amber);
    filter: drop-shadow(0 0 4px #f59e0b);
}

.visio-beam-red {
    stroke: url(#beam-gradient-red);
    filter: drop-shadow(0 0 4px #ef4444);
}

@keyframes beamFlow {
    0% { stroke-dashoffset: 20; }
    100% { stroke-dashoffset: 0; }
}

/* Pulse rings on data transfer */
.visio-pulse-ring {
    position: absolute;
    border: 2px solid;
    border-radius: 50%;
    animation: pulseRing 2s ease-out infinite;
    pointer-events: none;
}

.visio-pulse-ring-amber {
    border-color: rgba(245, 158, 11, 0.6);
}

.visio-pulse-ring-red {
    border-color: rgba(239, 68, 68, 0.6);
}

@keyframes pulseRing {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }
    100% {
        transform: scale(2.5);
        opacity: 0;
    }
}

/* Enhanced flow trails */
.visio-flow-trail {
    position: absolute;
    width: 100%;
    height: 3px;
    pointer-events: none;
    overflow: hidden;
}

.visio-flow-trail::before {
    content: '';
    position: absolute;
    width: 60px;
    height: 100%;
    background: linear-gradient(90deg, transparent, currentColor, transparent);
    animation: trailMove 2s linear infinite;
}

@keyframes trailMove {
    0% { left: -60px; }
    100% { left: 100%; }
}

/* Legacy particle support */
.visio-data-particle:not(.visio-particle-sky):not(.visio-particle-amber):not(.visio-particle-red) {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    box-shadow: 0 0 10px #f59e0b, 0 0 20px rgba(245, 158, 11, 0.5);
}

/* Rows */
.visio-row {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.visio-row-top {
    padding-bottom: 1rem;
}

.visio-row-network {
    padding: 0.75rem 0;
}

.visio-row-compute,
.visio-row-storage {
    min-height: 140px;
    align-items: center;
}

.visio-row-dc {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 2px dashed rgba(245, 158, 11, 0.3);
}

/* ========================================
   PREMIUM NODE STYLING
   ======================================== */

.visio-node {
    position: relative;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1.75rem;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.9) 0%, rgba(15, 23, 42, 0.95) 100%);
    border: 2px solid rgba(148, 163, 184, 0.2);
    border-radius: 1rem;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.visio-node-premium {
    border-color: rgba(14, 165, 233, 0.4);
    background: 
        linear-gradient(135deg, rgba(14, 165, 233, 0.1) 0%, transparent 50%),
        linear-gradient(135deg, rgba(30, 41, 59, 0.95) 0%, rgba(15, 23, 42, 0.98) 100%);
}

.visio-node:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 
        0 20px 40px -15px rgba(0, 0, 0, 0.6),
        0 0 0 1px rgba(255, 255, 255, 0.1);
}

.visio-node:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.4);
}

/* Node Glow Effects */
.visio-node-glow {
    position: absolute;
    inset: -3px;
    border-radius: 1.1rem;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
    z-index: -1;
}

.visio-node:hover .visio-node-glow {
    opacity: 1;
}

.visio-glow-sky {
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.3) 0%, rgba(56, 189, 248, 0.2) 100%);
    box-shadow: 
        0 0 30px rgba(14, 165, 233, 0.4),
        0 0 60px rgba(14, 165, 233, 0.2);
}

.visio-glow-amber {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.3) 0%, rgba(251, 191, 36, 0.2) 100%);
    box-shadow: 
        0 0 30px rgba(245, 158, 11, 0.4),
        0 0 60px rgba(245, 158, 11, 0.2);
}

.visio-glow-red {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.3) 0%, rgba(248, 113, 113, 0.2) 100%);
    box-shadow: 
        0 0 30px rgba(239, 68, 68, 0.4),
        0 0 60px rgba(239, 68, 68, 0.2);
}

/* Animated Ring */
.visio-node-ring {
    position: absolute;
    inset: -8px;
    border: 2px solid transparent;
    border-radius: 1.2rem;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.2) 0%, transparent 50%) border-box;
    mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0;
    animation: ringPulse 3s ease-in-out infinite;
}

.visio-node:hover .visio-node-ring {
    opacity: 1;
}

@keyframes ringPulse {
    0%, 100% { transform: scale(1); opacity: 0.3; }
    50% { transform: scale(1.02); opacity: 0.7; }
}

/* Premium Icon Wrapper */
.visio-node-icon-wrapper {
    position: relative;
}

.visio-node-icon {
    width: 64px;
    height: 64px;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.visio-svg-icon {
    width: 48px;
    height: 48px;
}

.visio-icon-gradient-sky {
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.2) 0%, rgba(14, 165, 233, 0.05) 100%);
    border: 1px solid rgba(14, 165, 233, 0.3);
}

.visio-icon-gradient-amber {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2) 0%, rgba(245, 158, 11, 0.05) 100%);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.visio-icon-gradient-red {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2) 0%, rgba(239, 68, 68, 0.05) 100%);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Pulse Animation for Icons */
.visio-node-pulse {
    position: absolute;
    inset: 0;
    border-radius: 1rem;
    animation: iconPulse 3s ease-in-out infinite;
    pointer-events: none;
}

@keyframes iconPulse {
    0%, 100% { 
        box-shadow: 0 0 0 0 rgba(14, 165, 233, 0.4);
        opacity: 1;
    }
    50% { 
        box-shadow: 0 0 0 10px rgba(14, 165, 233, 0);
        opacity: 0;
    }
}

.visio-node-label {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

/* ========================================
   DETAILED NODE STYLES
   ======================================== */

.visio-node-detailed {
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    min-width: 280px;
    max-width: 320px;
    gap: 0.75rem;
}

.visio-node-detailed .visio-node-icon-wrapper {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
}

.visio-node-detailed .visio-node-icon {
    width: 56px;
    height: 56px;
    border-radius: 0.75rem;
    box-shadow: 0 4px 20px -5px rgba(0, 0, 0, 0.5);
}

.visio-node-details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding-top: 2rem;
}

.visio-node-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.visio-node-header .visio-node-title {
    font-size: 1rem;
    font-weight: 700;
    color: white;
}

.visio-node-chip {
    font-size: 0.6rem;
    font-weight: 600;
    padding: 0.2rem 0.5rem;
    background: rgba(148, 163, 184, 0.15);
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 0.25rem;
    color: var(--slate-400);
    font-family: ui-monospace, monospace;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* Metrics Row */
.visio-metrics-row {
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
}

.visio-metric {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.5rem 0.25rem;
    background: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: 0.5rem;
    text-align: center;
}

.visio-metric-red {
    background: rgba(239, 68, 68, 0.08);
    border-color: rgba(239, 68, 68, 0.2);
}

.visio-metric-value {
    font-size: 1rem;
    font-weight: 700;
    color: #fbbf24;
    font-family: ui-monospace, monospace;
    line-height: 1.2;
}

.visio-metric-red .visio-metric-value {
    color: #f87171;
}

.visio-metric-label {
    font-size: 0.6rem;
    color: var(--slate-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.15rem;
}

/* Specs Grid */
.visio-specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.4rem;
}

.visio-spec-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.5rem;
    background: rgba(148, 163, 184, 0.08);
    border: 1px solid rgba(148, 163, 184, 0.12);
    border-radius: 0.35rem;
    font-size: 0.7rem;
    color: var(--slate-300);
    font-weight: 500;
}

.visio-spec-item.visio-spec-red {
    background: rgba(239, 68, 68, 0.05);
    border-color: rgba(239, 68, 68, 0.15);
}

.visio-spec-highlight {
    background: rgba(245, 158, 11, 0.12);
    border-color: rgba(245, 158, 11, 0.3);
    color: #fbbf24;
    font-weight: 600;
}

.visio-spec-highlight-red {
    background: rgba(239, 68, 68, 0.12);
    border-color: rgba(239, 68, 68, 0.3);
    color: #f87171;
    font-weight: 600;
}

.visio-spec-icon {
    width: 12px;
    height: 12px;
    flex-shrink: 0;
    opacity: 0.7;
}

/* Bandwidth Bar */
.visio-bandwidth-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.4rem 0.6rem;
    background: linear-gradient(90deg, rgba(245, 158, 11, 0.15) 0%, rgba(245, 158, 11, 0.05) 100%);
    border: 1px solid rgba(245, 158, 11, 0.25);
    border-radius: 0.35rem;
}

.visio-bandwidth-label {
    font-size: 0.65rem;
    color: var(--slate-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.visio-bandwidth-value {
    font-size: 0.75rem;
    font-weight: 700;
    color: #fbbf24;
    font-family: ui-monospace, monospace;
}

/* Capacity Bar */
.visio-capacity-bar {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    padding: 0.4rem 0.5rem;
    background: linear-gradient(90deg, rgba(239, 68, 68, 0.1) 0%, rgba(239, 68, 68, 0.03) 100%);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 0.35rem;
}

.visio-capacity-label {
    font-size: 0.6rem;
    color: var(--slate-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.visio-capacity-options {
    display: flex;
    gap: 0.3rem;
    flex-wrap: wrap;
}

.visio-cap-chip {
    font-size: 0.6rem;
    font-weight: 600;
    padding: 0.15rem 0.4rem;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 0.25rem;
    color: #f87171;
    font-family: ui-monospace, monospace;
}

/* Status LED */
.visio-status-led {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.visio-led {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: ledPulse 2s infinite;
}

.visio-led-green {
    background: #22c55e;
    box-shadow: 0 0 8px #22c55e, 0 0 16px rgba(34, 197, 94, 0.5);
}

.visio-led-amber {
    background: #f59e0b;
    box-shadow: 0 0 8px #f59e0b, 0 0 16px rgba(245, 158, 11, 0.5);
}

.visio-led-red {
    background: #ef4444;
    box-shadow: 0 0 8px #ef4444, 0 0 16px rgba(239, 68, 68, 0.5);
}

@keyframes ledPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

.visio-status-text {
    font-size: 0.6rem;
    font-weight: 600;
    color: #22c55e;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ========================================
   APPLICATION LAYER NODE - DETAILED
   ======================================== */

.visio-node-wide {
    width: 100%;
    max-width: 520px;
    min-height: auto;
    padding: 1.25rem;
}

.visio-node-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.visio-node-chip {
    font-size: 0.6rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.25) 0%, rgba(14, 165, 233, 0.1) 100%);
    border: 1px solid rgba(14, 165, 233, 0.4);
    border-radius: 9999px;
    color: #38bdf8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.visio-node-details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    width: 100%;
}

/* Workload Grid */
.visio-workload-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
}

.visio-workload-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
    padding: 0.6rem 0.4rem;
    background: rgba(14, 165, 233, 0.08);
    border: 1px solid rgba(14, 165, 233, 0.15);
    border-radius: 0.5rem;
    font-size: 0.6rem;
    color: var(--slate-300);
    text-align: center;
    transition: all 0.2s ease;
}

.visio-workload-item:hover {
    background: rgba(14, 165, 233, 0.15);
    border-color: rgba(14, 165, 233, 0.3);
    transform: translateY(-2px);
}

.visio-workload-icon {
    width: 16px;
    height: 16px;
    color: #38bdf8;
}

.visio-workload-sky {
    background: rgba(14, 165, 233, 0.06);
    border-color: rgba(14, 165, 233, 0.12);
}

/* API Row */
.visio-api-row {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}

.visio-api-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.6rem;
    background: rgba(30, 41, 59, 0.8);
    border: 1px solid rgba(148, 163, 184, 0.15);
    border-radius: 0.35rem;
}

.visio-api-protocol {
    font-size: 0.6rem;
    font-weight: 700;
    color: #22c55e;
    padding: 0.15rem 0.35rem;
    background: rgba(34, 197, 94, 0.15);
    border-radius: 0.25rem;
    font-family: ui-monospace, monospace;
}

.visio-api-endpoint {
    font-size: 0.65rem;
    color: var(--slate-300);
    font-family: ui-monospace, monospace;
}

/* ========================================
   FABRIC BARS - DETAILED PREMIUM
   ======================================== */

.visio-fabric-detailed {
    min-height: 85px;
    padding: 1rem 1.25rem;
}

.visio-fabric-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-bottom: 0.75rem;
}

.visio-fabric-title-block {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.visio-fabric-metrics {
    display: flex;
    gap: 1rem;
}

.visio-fabric-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.4rem 0.75rem;
    background: rgba(148, 163, 184, 0.1);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 0.4rem;
}

.visio-fabric-stat-value {
    font-size: 0.95rem;
    font-weight: 800;
    color: white;
    font-family: ui-monospace, monospace;
    line-height: 1;
}

.visio-fabric-stat-unit {
    font-size: 0.55rem;
    color: var(--slate-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.15rem;
}

.visio-stat-red .visio-fabric-stat-value {
    color: #f87171;
}

.visio-stat-red {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.25);
}

.visio-fabric-features {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.visio-fabric-feature {
    font-size: 0.6rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    background: rgba(148, 163, 184, 0.12);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 0.3rem;
    color: var(--slate-300);
    font-family: ui-monospace, monospace;
}

.visio-feature-red {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.25);
    color: #fca5a5;
}

.visio-node-title {
    font-weight: 700;
    font-size: 1rem;
    color: white;
    letter-spacing: -0.01em;
}

.visio-node-subtitle {
    font-size: 0.75rem;
    color: var(--slate-400);
    font-weight: 500;
}

/* Node Badge */
.visio-node-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    padding: 0.25rem 0.6rem;
    background: rgba(15, 23, 42, 0.95);
    border-radius: 9999px;
    font-size: 0.6rem;
    font-weight: 700;
    font-family: ui-monospace, monospace;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.visio-badge-sky {
    color: #38bdf8;
    border: 1px solid rgba(14, 165, 233, 0.5);
    box-shadow: 0 0 10px rgba(14, 165, 233, 0.3);
}

/* ========================================
   CS-3 COMPUTE NODES - PREMIUM AMBER
   ======================================== */

.visio-node-cs3 {
    border-color: rgba(245, 158, 11, 0.5);
    background: 
        linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, transparent 60%),
        linear-gradient(135deg, rgba(30, 41, 59, 0.95) 0%, rgba(15, 23, 42, 0.98) 100%);
    box-shadow: 
        0 0 0 1px rgba(245, 158, 11, 0.1),
        0 4px 20px -5px rgba(0, 0, 0, 0.4);
}

.visio-node-cs3 .visio-node-icon {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.25) 0%, rgba(245, 158, 11, 0.1) 100%);
    border: 1px solid rgba(245, 158, 11, 0.4);
    box-shadow: 
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 0 20px rgba(245, 158, 11, 0.2);
}

.visio-node-cs3 .visio-node-glow {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.25) 0%, transparent 70%);
}

.visio-node-cs3:hover {
    border-color: #fbbf24;
    box-shadow: 
        0 0 40px -10px rgba(245, 158, 11, 0.5),
        0 20px 40px -15px rgba(0, 0, 0, 0.5);
}

.visio-node-cs3 .visio-node-badge {
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.5);
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
}

/* CS-3 Chip SVG Icon */
.visio-cs3-icon {
    width: 48px;
    height: 48px;
}

/* ========================================
   DDN STORAGE NODES - PREMIUM RED
   ======================================== */

.visio-node-ddn {
    border-color: rgba(239, 68, 68, 0.5);
    background: 
        linear-gradient(135deg, rgba(239, 68, 68, 0.15) 0%, transparent 60%),
        linear-gradient(135deg, rgba(30, 41, 59, 0.95) 0%, rgba(15, 23, 42, 0.98) 100%);
    box-shadow: 
        0 0 0 1px rgba(239, 68, 68, 0.1),
        0 4px 20px -5px rgba(0, 0, 0, 0.4);
}

.visio-node-ddn .visio-node-icon {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.25) 0%, rgba(239, 68, 68, 0.1) 100%);
    border: 1px solid rgba(239, 68, 68, 0.4);
    box-shadow: 
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 0 20px rgba(239, 68, 68, 0.2);
}

.visio-node-ddn .visio-node-glow {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.25) 0%, transparent 70%);
}

.visio-node-ddn:hover {
    border-color: #f87171;
    box-shadow: 
        0 0 40px -10px rgba(239, 68, 68, 0.5),
        0 20px 40px -15px rgba(0, 0, 0, 0.5);
}

.visio-node-ddn .visio-node-badge {
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.5);
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.3);
}

/* DDN Storage SVG Icon */
.visio-ddn-icon {
    width: 48px;
    height: 48px;
}

/* ========================================
   NETWORK FABRIC - PREMIUM DESIGN
   ======================================== */

.visio-fabric {
    position: relative;
    width: 100%;
    max-width: 900px;
    padding: 1rem 2rem;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(30, 41, 59, 0.8) 15%, 
        rgba(30, 41, 59, 0.95) 50%, 
        rgba(30, 41, 59, 0.8) 85%, 
        transparent 100%);
    border-top: 2px solid rgba(148, 163, 184, 0.2);
    border-bottom: 2px solid rgba(148, 163, 184, 0.2);
    overflow: hidden;
    backdrop-filter: blur(8px);
}

.visio-fabric-premium {
    border-top: 2px solid rgba(148, 163, 184, 0.3);
    border-bottom: 2px solid rgba(148, 163, 184, 0.3);
}

.visio-fabric-glow {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(148, 163, 184, 0.05) 50%, 
        transparent 100%);
    pointer-events: none;
}

.visio-glow-red-fabric {
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(239, 68, 68, 0.08) 50%, 
        transparent 100%);
}

.visio-fabric-inner {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.visio-fabric-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(148, 163, 184, 0.1);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 0.5rem;
}

.visio-fabric-icon-red {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
}

.visio-fabric-badge {
    padding: 0.25rem 0.75rem;
    background: rgba(148, 163, 184, 0.15);
    border: 1px solid rgba(148, 163, 184, 0.3);
    border-radius: 9999px;
    font-size: 0.65rem;
    font-weight: 700;
    color: #94a3b8;
    font-family: ui-monospace, monospace;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.visio-badge-red {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.4);
    color: #f87171;
}

.visio-spec-chip {
    padding: 0.2rem 0.5rem;
    background: rgba(148, 163, 184, 0.1);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 0.25rem;
    color: #94a3b8;
    font-size: 0.7rem;
}

.visio-chip-red {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: #f87171;
}

.visio-fabric-flow {
    position: absolute;
    top: 50%;
    left: 0;
    width: 200%;
    height: 3px;
    background: linear-gradient(90deg, 
        transparent 0%,
        rgba(148, 163, 184, 0.1) 10%,
        rgba(148, 163, 184, 0.4) 25%,
        transparent 35%,
        transparent 50%,
        rgba(148, 163, 184, 0.1) 60%,
        rgba(148, 163, 184, 0.4) 75%,
        transparent 85%,
        transparent 100%
    );
    transform: translateY(-50%);
    animation: flowData 6s linear infinite;
    opacity: 0.6;
}

.visio-flow-delay {
    animation-delay: -3s;
}

.visio-flow-red {
    background: linear-gradient(90deg, 
        transparent 0%,
        rgba(239, 68, 68, 0.1) 10%,
        rgba(239, 68, 68, 0.5) 25%,
        transparent 35%,
        transparent 50%,
        rgba(239, 68, 68, 0.1) 60%,
        rgba(239, 68, 68, 0.5) 75%,
        transparent 85%,
        transparent 100%
    );
}

.visio-fabric-storage {
    border-color: rgba(239, 68, 68, 0.3);
}

@keyframes flowData {
    0% { transform: translateX(-50%) translateY(-50%); }
    100% { transform: translateX(0%) translateY(-50%); }
}

/* ========================================
   DATACENTER BOX - PREMIUM
   ======================================== */
.visio-dc-wrapper {
    width: 100%;
    max-width: 950px;
}

.visio-dc-box {
    position: relative;
    background: 
        linear-gradient(135deg, rgba(245, 158, 11, 0.12) 0%, rgba(245, 158, 11, 0.03) 100%),
        linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
    border: 2px dashed rgba(245, 158, 11, 0.4);
    border-radius: 1.25rem;
    padding: 2rem;
    backdrop-filter: blur(8px);
    overflow: hidden;
}

.visio-dc-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at center, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
    pointer-events: none;
    animation: dcGlow 8s ease-in-out infinite;
}

@keyframes dcGlow {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.visio-dc-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.visio-dc-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2) 0%, rgba(245, 158, 11, 0.05) 100%);
    border: 1px solid rgba(245, 158, 11, 0.4);
    border-radius: 0.75rem;
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.2);
}

.visio-dc-badge {
    margin-left: auto;
    padding: 0.35rem 1rem;
    background: rgba(245, 158, 11, 0.15);
    border: 1px solid rgba(245, 158, 11, 0.5);
    border-radius: 9999px;
    font-size: 0.7rem;
    font-weight: 700;
    color: #fbbf24;
    font-family: ui-monospace, monospace;
    letter-spacing: 0.1em;
    box-shadow: 0 0 15px rgba(245, 158, 11, 0.2);
}

.visio-dc-features {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.visio-dc-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(148, 163, 184, 0.15);
    border-radius: 0.5rem;
    font-size: 0.8rem;
    color: var(--slate-300);
    font-weight: 500;
    transition: all 0.3s ease;
}

.visio-dc-feature:hover {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.3);
}

/* ========================================
   LEGEND - PREMIUM
   ======================================== */

.visio-legend {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 1.25rem;
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 0.75rem;
    backdrop-filter: blur(12px);
    box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.5);
}

.visio-legend-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.75rem;
    color: var(--slate-400);
    font-weight: 500;
}

.visio-legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    box-shadow: 0 0 8px currentColor;
}

.visio-legend-line {
    width: 20px;
    height: 3px;
    border-radius: 2px;
}

/* Summary Bar */
.visio-summary {
    position: absolute;
    bottom: 0.75rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem 1.5rem;
    background: rgba(15, 23, 42, 0.98);
    border: 1px solid var(--slate-600);
    border-radius: 9999px;
    backdrop-filter: blur(8px);
    z-index: 100;
}

.visio-summary-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.visio-summary-value {
    font-size: 1rem;
    font-weight: 700;
    font-family: monospace;
}

.visio-summary-label {
    font-size: 0.6rem;
    color: var(--slate-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.visio-summary-divider {
    width: 1px;
    height: 30px;
    background: var(--slate-700);
}

/* Component Visibility Controls */
.visio-controls {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(15, 23, 42, 0.98);
    border: 1px solid var(--slate-600);
    border-radius: 0.5rem;
    backdrop-filter: blur(8px);
    min-width: 180px;
    z-index: 100;
    font-size: 0.75rem;
}

.visio-controls-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--slate-700);
}

.visio-control-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.visio-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    padding: 0.25rem 0;
}

.visio-checkbox input {
    display: none;
}

.visio-checkbox-mark {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    opacity: 0.3;
    transition: all 0.2s ease;
}

.visio-checkbox input:checked + .visio-checkbox-mark {
    opacity: 1;
    box-shadow: 0 0 8px currentColor;
}

.visio-checkbox-label {
    font-size: 0.65rem;
    color: var(--slate-300);
    font-weight: 500;
}

.visio-checkbox:hover .visio-checkbox-label {
    color: white;
}

.visio-controls-divider {
    height: 1px;
    background: var(--slate-700);
    margin: 0.25rem 0;
}

.visio-legend-mini {
    display: flex;
    gap: 1rem;
}

.visio-legend-mini .visio-legend-item {
    font-size: 0.65rem;
}

/* Connection Lines (SVG) */
.visio-connection-line {
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
}

.visio-connection-animated {
    stroke-dasharray: 8 4;
    animation: dashFlow 2s linear infinite;
}

@keyframes dashFlow {
    0% { stroke-dashoffset: 12; }
    100% { stroke-dashoffset: 0; }
}

/* Responsive */
@media (max-width: 1024px) {
    .info-panel {
        position: relative;
        top: 0;
        min-height: auto;
    }
}

/* Extra large screens (xl) */
@media (min-width: 1280px) {
    .use-case-grid {
        gap: var(--gap-lg, 2rem);
    }
    
    .arch-diagram {
        padding: 3rem;
    }
    
    .visio-container {
        padding: 5rem 3rem;
    }
}

/* 2xl screens */
@media (min-width: 1536px) {
    .visio-content {
        padding-inline: 2rem;
    }
}

/* Preset Configuration Buttons */
.preset-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.5rem;
    background: rgba(51, 65, 85, 0.4);
    border: 1px solid var(--slate-600);
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.preset-btn:hover {
    background: var(--slate-700);
    border-color: var(--slate-500);
    transform: translateY(-1px);
}

.preset-btn:focus-visible {
    outline: 2px solid #10b981;
    outline-offset: 2px;
}

.preset-btn.preset-popular {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.3);
}

.preset-btn.preset-popular:hover {
    background: rgba(16, 185, 129, 0.2);
    border-color: #10b981;
}

/* Animated metrics */
.metric-value {
    transition: all 0.3s ease;
}

.metric-value.updating {
    transform: scale(1.1);
    color: #10b981;
}

/* Sizing result card animations */
#sizing-result {
    transition: all 0.3s ease;
}

#sizing-result.highlight {
    border-color: #10b981;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
}

/* ========================================
   ADVANCED TOOLTIP SYSTEM
   Premium tooltips for diagram nodes
   ======================================== */

.visio-tooltip {
    position: fixed;
    z-index: 10000;
    min-width: 320px;
    max-width: 400px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.98) 0%, rgba(30, 41, 59, 0.98) 100%);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 1rem;
    box-shadow: 
        0 25px 50px -12px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset,
        0 0 40px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(20px);
    opacity: 0;
    transform: translateY(10px) scale(0.95);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    overflow: hidden;
}

.visio-tooltip.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Tooltip Header */
.tooltip-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

.tooltip-header-amber {
    background: linear-gradient(90deg, rgba(245, 158, 11, 0.15) 0%, transparent 100%);
    border-bottom-color: rgba(245, 158, 11, 0.2);
}

.tooltip-header-red {
    background: linear-gradient(90deg, rgba(239, 68, 68, 0.15) 0%, transparent 100%);
    border-bottom-color: rgba(239, 68, 68, 0.2);
}

.tooltip-header-sky {
    background: linear-gradient(90deg, rgba(14, 165, 233, 0.15) 0%, transparent 100%);
    border-bottom-color: rgba(14, 165, 233, 0.2);
}

.tooltip-header-slate {
    background: linear-gradient(90deg, rgba(100, 116, 139, 0.2) 0%, transparent 100%);
    border-bottom-color: rgba(100, 116, 139, 0.2);
}

.tooltip-icon {
    font-size: 1.25rem;
}

.tooltip-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: white;
    letter-spacing: -0.01em;
}

/* Tooltip Body */
.tooltip-body {
    padding: 1rem 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.tooltip-section {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.tooltip-label {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--slate-400);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.tooltip-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tooltip-stat {
    font-size: 0.75rem;
    color: var(--slate-300);
    padding: 0.3rem 0.6rem;
    background: rgba(148, 163, 184, 0.08);
    border: 1px solid rgba(148, 163, 184, 0.12);
    border-radius: 0.35rem;
}

.tooltip-stat strong {
    color: white;
    font-weight: 700;
}

.tooltip-highlight {
    font-size: 0.85rem;
    color: var(--slate-200);
    padding: 0.5rem 0.75rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.25);
    border-radius: 0.4rem;
}

.tooltip-highlight strong {
    color: #34d399;
    font-weight: 700;
}

.tooltip-dim {
    font-size: 0.7rem;
    color: var(--slate-400);
}

.tooltip-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.tooltip-chip {
    font-size: 0.65rem;
    font-weight: 600;
    padding: 0.2rem 0.5rem;
    background: rgba(100, 116, 139, 0.15);
    border: 1px solid rgba(100, 116, 139, 0.25);
    border-radius: 9999px;
    color: var(--slate-300);
}

.tooltip-list {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.tooltip-list span {
    font-size: 0.75rem;
    color: var(--slate-300);
}

/* Node Active State */
.visio-node-active {
    z-index: 10;
}

.visio-node-active::before {
    content: '';
    position: absolute;
    inset: -4px;
    border: 2px solid currentColor;
    border-radius: inherit;
    animation: activeRing 1.5s ease-in-out infinite;
}

.visio-node-cs3.visio-node-active::before {
    border-color: rgba(245, 158, 11, 0.6);
}

.visio-node-ddn.visio-node-active::before {
    border-color: rgba(239, 68, 68, 0.6);
}

@keyframes activeRing {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.02); }
}

/* Node Click Animation */
.visio-node-clicked {
    animation: nodeClick 0.6s ease-out;
}

@keyframes nodeClick {
    0% { transform: scale(1); }
    30% { transform: scale(0.97); }
    60% { transform: scale(1.03); }
    100% { transform: scale(1); }
}

/* Enhanced hover states for fabric bars */
.visio-fabric:hover {
    transform: scaleX(1.01);
    transition: transform 0.3s ease;
}

.visio-fabric:hover .visio-fabric-glow {
    opacity: 0.6;
}

/* ========================================
   AI CHAT ASSISTANT WIDGET
   Premium glassmorphism design
   ======================================== */

/* Toggle Button */
.ai-chat-toggle {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 
        0 4px 20px rgba(245, 158, 11, 0.4),
        0 0 0 3px rgba(245, 158, 11, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 9999;
}

.ai-chat-toggle:hover {
    transform: scale(1.1);
    box-shadow: 
        0 6px 30px rgba(245, 158, 11, 0.5),
        0 0 0 5px rgba(245, 158, 11, 0.15);
}

.ai-chat-toggle:active {
    transform: scale(0.95);
}

.ai-toggle-icon {
    width: 28px;
    height: 28px;
    color: white;
}

.ai-toggle-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: #22c55e;
    color: white;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 0.2rem 0.4rem;
    border-radius: 9999px;
    box-shadow: 0 2px 8px rgba(34, 197, 94, 0.4);
}

.ai-toggle-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid #f59e0b;
    animation: aiPulse 2s ease-out infinite;
}

@keyframes aiPulse {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

/* Chat Panel */
.ai-chat-panel {
    position: fixed;
    bottom: 6rem;
    right: 2rem;
    width: 400px;
    max-width: calc(100vw - 2rem);
    height: 550px;
    max-height: calc(100vh - 8rem);
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.98) 0%, rgba(30, 41, 59, 0.98) 100%);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 1.5rem;
    box-shadow: 
        0 25px 80px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset;
    backdrop-filter: blur(20px);
    z-index: 9998;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.ai-chat-panel.open {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.ai-chat-container {
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* Header */
.ai-chat-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: linear-gradient(90deg, rgba(245, 158, 11, 0.1) 0%, transparent 100%);
    border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.ai-chat-avatar {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.ai-chat-title-block {
    flex: 1;
}

.ai-chat-title {
    font-size: 1rem;
    font-weight: 700;
    color: white;
    margin: 0;
}

.ai-chat-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.7rem;
    color: #22c55e;
}

.ai-status-dot {
    width: 6px;
    height: 6px;
    background: #22c55e;
    border-radius: 50%;
    animation: statusBlink 2s ease-in-out infinite;
}

@keyframes statusBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.ai-chat-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(148, 163, 184, 0.1);
    border: none;
    border-radius: 0.5rem;
    color: var(--slate-400);
    cursor: pointer;
    transition: all 0.2s ease;
}

.ai-chat-close:hover {
    background: rgba(239, 68, 68, 0.2);
    color: #f87171;
}

.ai-chat-close svg {
    width: 16px;
    height: 16px;
}

/* Messages */
.ai-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.ai-message {
    display: flex;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.ai-message.visible {
    opacity: 1;
    transform: translateY(0);
}

.ai-message-user {
    justify-content: flex-end;
}

.ai-message-assistant {
    justify-content: flex-start;
}

.ai-message-bubble {
    max-width: 85%;
    padding: 0.75rem 1rem;
    border-radius: 1rem;
    font-size: 0.85rem;
    line-height: 1.5;
}

.ai-message-user .ai-message-bubble {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    border-bottom-right-radius: 0.25rem;
}

.ai-message-assistant .ai-message-bubble {
    background: rgba(51, 65, 85, 0.6);
    color: var(--slate-200);
    border-bottom-left-radius: 0.25rem;
    border: 1px solid rgba(148, 163, 184, 0.1);
}

.ai-message-bubble p {
    margin: 0 0 0.5rem;
}

.ai-message-bubble p:last-child {
    margin-bottom: 0;
}

.ai-message-bubble ul,
.ai-message-bubble ol {
    margin: 0.5rem 0;
    padding-left: 1.25rem;
}

.ai-message-bubble li {
    margin: 0.25rem 0;
}

.ai-message-bubble strong {
    color: white;
}

.ai-message-bubble table {
    margin-top: 0.5rem;
}

.ai-message-bubble th,
.ai-message-bubble td {
    padding: 0.35rem 0.5rem;
}

/* Typing Indicator */
.ai-typing-indicator {
    display: flex;
    gap: 4px;
    padding: 0.75rem 1rem;
}

.ai-typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--slate-400);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite ease-in-out;
}

.ai-typing-indicator span:nth-child(1) { animation-delay: 0s; }
.ai-typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.ai-typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-6px); }
}

/* Quick Actions */
.ai-quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.5rem 0;
}

.ai-quick-btn {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.75rem;
    background: rgba(51, 65, 85, 0.5);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 9999px;
    color: var(--slate-300);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.ai-quick-btn:hover {
    background: rgba(245, 158, 11, 0.15);
    border-color: rgba(245, 158, 11, 0.4);
    color: #fbbf24;
}

.ai-quick-btn span {
    font-size: 0.85rem;
}

/* Input */
.ai-chat-input-container {
    padding: 1rem;
    border-top: 1px solid rgba(148, 163, 184, 0.15);
    background: rgba(15, 23, 42, 0.5);
}

.ai-chat-input-wrapper {
    display: flex;
    gap: 0.5rem;
    background: rgba(51, 65, 85, 0.5);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 0.75rem;
    padding: 0.25rem;
}

.ai-chat-input {
    flex: 1;
    background: transparent;
    border: none;
    padding: 0.75rem;
    color: white;
    font-size: 0.9rem;
    outline: none;
}

.ai-chat-input::placeholder {
    color: var(--slate-500);
}

.ai-chat-send {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    border: none;
    border-radius: 0.5rem;
    color: white;
    cursor: pointer;
    transition: all 0.2s ease;
}

.ai-chat-send:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
}

.ai-chat-send svg {
    width: 18px;
    height: 18px;
}

.ai-chat-disclaimer {
    margin-top: 0.5rem;
    font-size: 0.65rem;
    color: var(--slate-500);
    text-align: center;
}

/* Mobile Responsive */
@media (max-width: 480px) {
    .ai-chat-panel {
        bottom: 1rem;
        right: 1rem;
        left: 1rem;
        width: auto;
        height: calc(100vh - 6rem);
        max-height: none;
    }
    
    .ai-chat-toggle {
        bottom: 1rem;
        right: 1rem;
    }
}