/* ============================================================
   Game Server Hosting Radar - shared cluster stylesheet
   Design system copied verbatim from the article template,
   plus radar / bubble / matrix / timeline visualisation styles.
   ============================================================ */
:root{
  --bg:#091724;--surface:#0a1d32;--surface-2:#0c2340;--border:#0f3560;--border-strong:#1a5a9e;
  --orange:#ff6b00;--orange-light:#ff8f33;--cyan:#00d4ff;--cyan-light:#4de4ff;
  --sky:#93c5fd;--text:#e8e8e8;--muted:#6d7b8c;
  --red:#ff5c5c;--green:#3ddc97;--amber:#ffc14d;
  /* ring palette */
  --ring-adopt:#3ddc97;--ring-trial:#00d4ff;--ring-assess:#ffc14d;--ring-hold:#ff5c5c;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;border:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
::selection{background:var(--orange);color:#091724}
h1,h2,h3,h4{font-family:"Exo 2",Inter,system-ui,sans-serif;font-weight:700;line-height:1.2;letter-spacing:-0.01em;color:var(--text)}
h1{font-weight:800}
p{margin:0 0 1rem}
a{color:var(--cyan);text-decoration:none;transition:color .15s}
a:hover{color:var(--cyan-light);text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:0 1.5rem}
.container-narrow{max-width:760px;margin:0 auto;padding:0 1.5rem}

nav.top{padding:1.1rem 0;border-bottom:1px solid var(--border);position:sticky;top:0;background:rgba(9,23,36,0.94);backdrop-filter:blur(10px);z-index:50}
nav.top .container{display:flex;align-items:center;justify-content:space-between}
.brand{font-family:"Exo 2",sans-serif;font-weight:700;font-size:1rem;color:var(--text)}
.brand a{color:var(--text);text-decoration:none}
.brand .dot{color:var(--orange)}
.nav-right{font-family:"Press Start 2P",monospace;font-size:0.6rem;letter-spacing:0.1em;text-transform:uppercase;color:var(--sky)}
.nav-right a{color:var(--sky)}

article.page{padding:4rem 0 5rem}
article.page .eyebrow{font-family:"Press Start 2P",monospace;font-size:0.65rem;color:var(--orange);text-transform:uppercase;letter-spacing:0.15em;margin-bottom:1.25rem}
article.page h1{font-size:clamp(2rem,5vw,3.25rem);line-height:1.1;margin-bottom:1.25rem;letter-spacing:-0.015em}
article.page .lede{font-size:1.2rem;color:var(--sky);line-height:1.55;margin-bottom:1.5rem;max-width:720px}
article.page .meta{color:var(--muted);font-size:0.85rem;margin-bottom:2.5rem;border-bottom:1px solid var(--border);padding-bottom:1.5rem}
article.page .meta time{color:var(--sky)}
article.page nav.toc{margin:2rem 0 2.5rem;padding:1.25rem 1.5rem;background:var(--surface);border:1px solid var(--border);border-radius:6px}
article.page nav.toc h2{font-family:"Press Start 2P",monospace;font-size:0.6rem;color:var(--cyan);text-transform:uppercase;letter-spacing:0.12em;margin-bottom:0.85rem;font-weight:400}
article.page nav.toc h2::before{content:""}
article.page nav.toc ol{list-style:decimal;padding-left:1.5rem;margin:0}
article.page nav.toc li{margin:0.3rem 0;color:var(--muted)}
article.page nav.toc a{color:var(--text)}
article.page h2{font-size:1.8rem;margin:2.5rem 0 1rem;color:var(--text);position:relative}
article.page h2::before{content:"#";color:var(--orange);margin-right:0.5rem;font-weight:500;opacity:0.7}
article.page h3{font-size:1.3rem;margin:1.75rem 0 0.75rem;color:var(--sky)}
article.page p,article.page li{font-size:1rem;line-height:1.7;color:var(--text);margin:0 0 1rem}
article.page ul,article.page ol{padding-left:1.5rem;margin:0 0 1.25rem}
article.page li{margin:0.4rem 0}
article.page strong{color:var(--cyan-light);font-weight:600}
article.page blockquote{margin:1.5rem 0;padding:0.85rem 1.25rem;border-left:3px solid var(--orange);background:var(--surface);color:var(--sky);font-style:italic;border-radius:0 6px 6px 0}

/* heatmap (from template) */
.heatmap{margin:1.5rem 0 2rem;border:1px solid var(--border);border-radius:6px;overflow:hidden;background:var(--surface)}
.heatmap-row{display:flex;align-items:center;padding:0.85rem 1.1rem;border-bottom:1px solid var(--border);font-size:0.95rem}
.heatmap-row:last-child{border-bottom:none}
.heatmap-row .game{flex:1;font-weight:600;color:var(--text)}
.heatmap-row .signal{font-family:"Press Start 2P",monospace;font-size:0.55rem;letter-spacing:0.08em;text-transform:uppercase;padding:0.3rem 0.55rem;border-radius:3px;margin-right:1rem;min-width:96px;text-align:center}
.heatmap-row .signal.hot{background:rgba(255,107,0,0.18);color:var(--orange-light);border:1px solid var(--orange)}
.heatmap-row .signal.warm{background:rgba(0,212,255,0.15);color:var(--cyan);border:1px solid var(--cyan)}
.heatmap-row .signal.cool{background:rgba(255,92,92,0.12);color:var(--red);border:1px solid var(--red)}
.heatmap-row .signal.neutral{background:rgba(109,123,140,0.15);color:var(--muted);border:1px solid var(--muted)}
.heatmap-row .note{flex:2;color:var(--muted);font-size:0.92rem;margin-left:1rem}

article.page .related{margin-top:4rem;padding-top:2rem;border-top:1px solid var(--border)}
article.page .related h2{font-family:"Press Start 2P",monospace;font-size:0.75rem;color:var(--cyan);text-transform:uppercase;letter-spacing:0.15em;margin-bottom:1.25rem}
article.page .related h2::before{content:""}
article.page .related ul{list-style:none;padding:0;margin:0}
article.page .related li{margin:0.5rem 0}

footer.site{padding:3rem 0 2rem;border-top:1px solid var(--border);background:var(--surface);color:var(--muted);font-size:0.85rem;margin-top:3rem}
footer.site .row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
footer.site .brand-foot{font-family:"Exo 2",sans-serif;color:var(--text);font-weight:600;font-size:0.95rem}
footer.site .brand-foot .dot{color:var(--orange)}

/* ============================================================
   RADAR visualisation
   ============================================================ */
.viz{margin:2rem 0 1rem}
.viz-frame{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:1rem;position:relative}
.viz svg{display:block;width:100%;height:auto}
.viz-caption{font-size:0.82rem;color:var(--muted);margin:0.6rem 0 0;text-align:center}

.radar-blip{cursor:pointer}
.radar-blip circle{stroke:#091724;stroke-width:1.5;transition:filter .15s}
.radar-blip text{font-family:"Exo 2",sans-serif;font-size:13px;font-weight:700;fill:#091724;text-anchor:middle;dominant-baseline:central;pointer-events:none}
.radar-blip:hover circle{filter:drop-shadow(0 0 6px rgba(0,212,255,0.9))}
.radar-ringlabel{font-family:"Press Start 2P",monospace;font-size:9px;letter-spacing:0.06em;text-transform:uppercase;fill:var(--muted)}
.radar-quadlabel{font-family:"Exo 2",sans-serif;font-size:15px;font-weight:700;fill:var(--sky)}
.radar-grid{fill:none;stroke:var(--border);stroke-width:1}
.radar-axis{stroke:var(--border);stroke-width:1}

/* legend */
.viz-legend{display:flex;flex-wrap:wrap;gap:0.4rem 1.1rem;margin:1rem 0 0;font-size:0.85rem}
.viz-legend .key{display:inline-flex;align-items:center;gap:0.45rem;color:var(--muted)}
.viz-legend .swatch{width:12px;height:12px;border-radius:50%;display:inline-block;border:1px solid #091724}
.swatch.adopt{background:var(--ring-adopt)} .swatch.trial{background:var(--ring-trial)}
.swatch.assess{background:var(--ring-assess)} .swatch.hold{background:var(--ring-hold)}

/* tooltip */
.viz-tip{position:absolute;pointer-events:none;opacity:0;transform:translate(-50%,-115%);background:#06101b;border:1px solid var(--border-strong);border-radius:6px;padding:0.6rem 0.75rem;max-width:280px;font-size:0.8rem;line-height:1.45;color:var(--text);box-shadow:0 8px 24px rgba(0,0,0,0.5);transition:opacity .12s;z-index:5}
.viz-tip b{color:var(--cyan-light);font-family:"Exo 2",sans-serif}
.viz-tip .tip-ring{font-family:"Press Start 2P",monospace;font-size:0.5rem;letter-spacing:0.06em;text-transform:uppercase;display:inline-block;margin:0.2rem 0;padding:0.15rem 0.4rem;border-radius:3px}
.tip-ring.adopt{color:var(--ring-adopt);border:1px solid var(--ring-adopt)}
.tip-ring.trial{color:var(--ring-trial);border:1px solid var(--ring-trial)}
.tip-ring.assess{color:var(--ring-assess);border:1px solid var(--ring-assess)}
.tip-ring.hold{color:var(--ring-hold);border:1px solid var(--ring-hold)}

/* bubble chart axes */
.bubble-axis line{stroke:var(--border);stroke-width:1}
.bubble-axis text{font-family:Inter,sans-serif;font-size:11px;fill:var(--muted)}
.bubble-diag{stroke:var(--muted);stroke-dasharray:5 5;stroke-width:1.2;opacity:0.6}
.bubble-pt{cursor:pointer;stroke:#091724;stroke-width:1.5;fill-opacity:0.55;transition:fill-opacity .15s}
.bubble-pt:hover{fill-opacity:0.85}
.bubble-lbl{font-family:Inter,sans-serif;font-size:10px;fill:var(--sky);pointer-events:none}
.bubble-axislabel{font-family:"Press Start 2P",monospace;font-size:8px;letter-spacing:0.06em;text-transform:uppercase;fill:var(--cyan)}

/* ============================================================
   DATA TABLE (crawlable source of truth for charts + SEO)
   ============================================================ */
.data-table-wrap{margin:1.5rem 0 2rem;overflow-x:auto;border:1px solid var(--border);border-radius:8px}
table.data-table{width:100%;border-collapse:collapse;font-size:0.9rem;min-width:680px}
table.data-table caption{caption-side:top;text-align:left;padding:0.9rem 1rem;font-family:"Press Start 2P",monospace;font-size:0.6rem;letter-spacing:0.1em;text-transform:uppercase;color:var(--cyan);background:var(--surface-2)}
table.data-table th{font-family:"Exo 2",sans-serif;font-size:0.72rem;text-transform:uppercase;letter-spacing:0.05em;color:var(--muted);text-align:left;padding:0.7rem 0.9rem;background:var(--surface-2);border-bottom:1px solid var(--border-strong);position:sticky;top:0}
table.data-table td{padding:0.7rem 0.9rem;border-bottom:1px solid var(--border);vertical-align:top;color:var(--text)}
table.data-table tr:last-child td{border-bottom:none}
table.data-table tr:hover td{background:rgba(0,212,255,0.04)}
table.data-table .prov{font-weight:700;color:var(--text);white-space:nowrap}
table.data-table .src a{font-size:0.8rem}
.ring-pill{font-family:"Press Start 2P",monospace;font-size:0.5rem;letter-spacing:0.05em;text-transform:uppercase;padding:0.25rem 0.5rem;border-radius:3px;white-space:nowrap}
.ring-pill.adopt{color:var(--ring-adopt);border:1px solid var(--ring-adopt);background:rgba(61,220,151,0.1)}
.ring-pill.trial{color:var(--ring-trial);border:1px solid var(--ring-trial);background:rgba(0,212,255,0.1)}
.ring-pill.assess{color:var(--ring-assess);border:1px solid var(--ring-assess);background:rgba(255,193,77,0.1)}
.ring-pill.hold{color:var(--ring-hold);border:1px solid var(--ring-hold);background:rgba(255,92,92,0.1)}

/* matrix heatmap (provider x failure-mode) */
.matrix-wrap{margin:1.5rem 0 2rem;overflow-x:auto;border:1px solid var(--border);border-radius:8px}
table.matrix{border-collapse:collapse;width:100%;min-width:760px;font-size:0.82rem}
table.matrix th{font-family:"Exo 2",sans-serif;font-size:0.68rem;color:var(--muted);padding:0.55rem 0.5rem;text-align:center;background:var(--surface-2);border-bottom:1px solid var(--border-strong)}
table.matrix th.prov-h{text-align:left}
table.matrix td{padding:0;text-align:center;border:1px solid var(--border)}
table.matrix td.prov{text-align:left;padding:0.5rem 0.7rem;font-weight:600;white-space:nowrap;font-size:0.85rem}
table.matrix .cell{display:block;width:100%;height:34px;line-height:34px;font-family:"Press Start 2P",monospace;font-size:0.5rem}
.cell.sev0{background:rgba(109,123,140,0.08);color:var(--muted)}
.cell.sev1{background:rgba(255,193,77,0.16);color:var(--amber)}
.cell.sev2{background:rgba(255,107,0,0.22);color:var(--orange-light)}
.cell.sev3{background:rgba(255,92,92,0.3);color:#ffd0d0}

/* callout / disclaimer box */
.callout{margin:1.5rem 0;padding:1rem 1.25rem;background:var(--surface);border:1px solid var(--border);border-left:3px solid var(--cyan);border-radius:0 6px 6px 0;font-size:0.92rem;color:var(--sky)}
.callout.warn{border-left-color:var(--amber)}
.callout strong{color:var(--cyan-light)}

/* spoke cards on hub */
.spoke-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem;margin:1.5rem 0 2rem}
.spoke{display:block;background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:1.1rem 1.25rem;transition:border-color .15s,transform .15s}
.spoke:hover{border-color:var(--border-strong);transform:translateY(-2px);text-decoration:none}
.spoke .k{font-family:"Press Start 2P",monospace;font-size:0.5rem;letter-spacing:0.08em;text-transform:uppercase;color:var(--orange);display:block;margin-bottom:0.5rem}
.spoke h3{font-size:1.05rem;margin:0 0 0.4rem;color:var(--text)}
.spoke p{font-size:0.86rem;color:var(--muted);margin:0}

/* incident timeline */
.timeline{position:relative;margin:1.5rem 0 2rem;padding-left:1.5rem;border-left:2px solid var(--border)}
.timeline .ev{position:relative;margin:0 0 1.25rem;padding-left:0.5rem}
.timeline .ev::before{content:"";position:absolute;left:-1.96rem;top:0.35rem;width:11px;height:11px;border-radius:50%;background:var(--orange);border:2px solid var(--bg)}
.timeline .ev.sev-hi::before{background:var(--red)}
.timeline .ev .when{font-family:"Press Start 2P",monospace;font-size:0.55rem;color:var(--cyan);letter-spacing:0.05em}
.timeline .ev .what{margin:0.25rem 0 0;color:var(--text);font-size:0.95rem}
.timeline .ev .what b{color:var(--cyan-light)}

@media (max-width:700px){
  article.page{padding:2.5rem 0 3rem}
  .heatmap-row{flex-direction:column;align-items:flex-start;gap:0.5rem}
  .heatmap-row .signal{min-width:auto}
  .heatmap-row .note{margin-left:0;flex:none}
}