/* NextGenRails™ | Tier-1 Sovereign Executive Terminal */
:root {
    --bg-core: #020408; /* Void black for outer edge */
    --bg-canvas: #060b14; /* Deep Federal Slate for the document */
    --panel-bg: #0d1526; /* Elevated panels */
    --border-dim: #1e293b; /* Subtle grid lines */
    --accent-blue: #38bdf8; /* Technical terminal blue */
    --accent-gold: #d97706; /* Sovereign authority gold */
    --text-bright: #f8fafc; /* High contrast white */
    --text-muted: #94a3b8; /* Clinical gray */
    --success: #10b981; /* Active sync green */
}

body {
    background-color: var(--bg-core);
    color: var(--text-bright);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
    margin: 0;
    padding: 60px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    -webkit-font-smoothing: antialiased;
}

.page-canvas {
    width: 100%;
    max-width: 1150px;
    background-color: var(--bg-canvas);
    padding: 70px 60px;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
    border-top: 5px solid var(--accent-gold);
    border-left: 1px solid var(--border-dim);
    border-right: 1px solid var(--border-dim);
    border-bottom: 1px solid var(--border-dim);
    box-sizing: border-box;
}

/* Header */
.executive-header {
    text-align: center;
    border-bottom: 1px solid var(--border-dim);
    padding-bottom: 40px;
    margin-bottom: 40px;
}

.classification {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    color: var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 0.25em;
    margin-bottom: 20px;
    font-weight: 700;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin: 0 auto;
    letter-spacing: -0.04em;
    color: var(--text-bright);
}

.sub-title {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-top: 15px;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

/* Telemetry Matrices */
.telemetry-matrix {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.telemetry-node {
    background-color: var(--panel-bg);
    border: 1px solid var(--border-dim);
    border-top: 2px solid var(--accent-blue);
    padding: 30px;
    text-align: center;
}

.full-width { grid-column: span 2; }

.tel-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 12px;
    letter-spacing: 0.1em;
}

.tel-val {
    font-family: 'Courier New', Courier, monospace;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--accent-blue);
}

.tel-hash {
    display: block;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    word-break: break-all;
    color: var(--text-muted);
    margin-top: 12px;
}

/* Status & Anchors */
.status-section { margin-bottom: 60px; text-align: center; }

.status-banner {
    background-color: var(--panel-bg);
    border: 1px solid var(--border-dim);
    padding: 18px 20px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.9rem;
    margin-bottom: 30px;
}

#pulse-indicator { color: var(--success); }

.anchor-block { display: flex; gap: 60px; justify-content: center; font-size: 0.9rem; color: var(--text-muted); }
.anchor-item { line-height: 1.7; }
.anchor-item strong { color: var(--text-bright); text-transform: uppercase; font-size: 0.85rem; letter-spacing: 0.05em; }

/* Structural Headers & Tables */
h2 {
    font-size: 1.2rem;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-bright);
    border-bottom: 1px solid var(--border-dim);
    padding-bottom: 20px;
    margin: 60px 0 40px 0;
}

table { width: 100%; border-collapse: collapse; margin-bottom: 60px; }
th { background-color: var(--panel-bg); color: var(--text-muted); text-align: left; padding: 18px 20px; text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.1em; border-bottom: 1px solid var(--border-dim); }
td { padding: 18px 20px; border-bottom: 1px solid var(--border-dim); font-size: 0.95rem; color: var(--text-bright); }
.doc-id { color: var(--accent-blue); font-weight: 700; font-family: 'Courier New', Courier, monospace; }

/* Node Registry (Perfect Centering) */
.node-flex-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center; 
    gap: 15px;
    margin-bottom: 70px;
}

.node-block {
    background-color: var(--panel-bg);
    border: 1px solid var(--border-dim);
    padding: 25px 20px;
    text-align: center;
    transition: all 0.2s ease;
    width: calc(25% - 15px); 
    min-width: 240px; 
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.node-block:hover {
    border-color: var(--accent-gold);
    box-shadow: 0 8px 20px rgba(0,0,0,0.4);
    transform: translateY(-2px);
}

.node-name { font-weight: 700; font-size: 0.95rem; color: var(--text-bright); display: block; margin-bottom: 12px; letter-spacing: 0.05em; }
.node-desc { font-size: 0.8rem; color: var(--text-muted); display: block; margin-bottom: 20px; line-height: 1.5; }
.node-status { font-size: 0.75rem; color: var(--success); text-transform: uppercase; font-weight: 700; display: block; font-family: 'Courier New', Courier, monospace; letter-spacing: 0.1em; }

/* The Legal Brick Wall */
.legal-fortress {
    background-color: #03050a;
    border: 1px solid var(--border-dim);
    border-top: 4px solid var(--accent-gold);
    padding: 50px;
    margin-bottom: 50px;
    text-align: center;
}

.legal-fortress strong { color: var(--accent-gold); display: block; margin-bottom: 20px; text-transform: uppercase; font-size: 1rem; letter-spacing: 0.15em; }
.legal-fortress p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.8; margin-bottom: 25px; max-width: 900px; margin-left: auto; margin-right: auto; text-align: justify; }
.legal-fortress p:last-child { margin-bottom: 0; }
.legal-fortress p strong { display: inline; margin-bottom: 0; color: var(--text-bright); font-size: 0.9rem; letter-spacing: 0; }

/* Master Asset Conveyance Portal */
.conveyance-portal {
    background-color: var(--panel-bg);
    border: 1px solid var(--border-dim);
    margin-bottom: 50px;
    width: 100%;
    box-sizing: border-box;
}

.conveyance-header {
    background-color: var(--bg-core);
    border-bottom: 1px solid var(--border-dim);
    border-top: 2px solid var(--accent-gold);
    padding: 20px 40px;
    text-align: center;
}

.conveyance-header strong {
    color: var(--accent-gold);
    font-size: 1.05rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.conveyance-body {
    padding: 40px;
    text-align: center;
}

.conveyance-body p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto 20px auto;
}

.conveyance-body strong {
    color: var(--text-bright);
    font-weight: 700;
}

.inquiry-routing {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px dashed rgba(255, 255, 255, 0.1);
}

.routing-label {
    display: block;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.8rem;
    color: var(--accent-blue);
    margin-bottom: 15px;
    letter-spacing: 0.1em;
    font-weight: 700;
}

.secure-email {
    display: inline-block;
    margin-top: 15px;
    padding: 15px 30px;
    background-color: var(--bg-core);
    border: 1px solid var(--accent-blue);
    color: var(--accent-blue);
    font-family: 'Courier New', Courier, monospace;
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: all 0.2s ease;
}

.secure-email:hover {
    background-color: var(--accent-blue);
    color: var(--bg-core);
    box-shadow: 0 0 15px rgba(56, 189, 248, 0.3);
}

footer { text-align: center; font-weight: 700; text-transform: uppercase; font-size: 0.8rem; color: var(--text-muted); border-top: 1px solid var(--border-dim); padding-top: 30px; margin-top: 20px; letter-spacing: 0.1em; }

/* Responsive adjustments */
@media (max-width: 900px) {
    .node-block { width: calc(33.333% - 15px); }
    .telemetry-matrix { grid-template-columns: 1fr; }
    .full-width { grid-column: span 1; }
    .anchor-block { flex-direction: column; gap: 30px; }
}
@media (max-width: 600px) {
    .node-block { width: calc(50% - 15px); }
    .page-canvas { padding: 40px 20px; }
}