:root {
  --bg: #0f1117; --surface: #1a1d2e; --surface2: #252840;
  --border: #2a2d42; --text: #e2e4ed; --text2: #8b8fa3;
  --accent: #4cc9f0; --accent2: #7dd3fc; --green: #34d399;
  --yellow: #fbbf24; --orange: #fb923c; --red: #f87171;
  --radius: 10px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', sans-serif; background: var(--bg); color: var(--text); overflow-x: hidden; }

/* -- Header -- */
.header { display: flex; align-items: center; justify-content: space-between; padding: 12px 24px; border-bottom: 1px solid var(--border); }
.header h1 { font-size: 1.2em; font-weight: 700; background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.header-right { display: flex; gap: 8px; align-items: center; }

/* -- Step 1: Location Input (hero) -- */
#step1 { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 80vh; padding: 40px 24px; position: relative; overflow: hidden; }
#step1 > *:not(#bgMap):not(.hero-overlay):not(.radio-waves) { position: relative; z-index: 2; }
#step1 h2 { font-size: 2.2em; font-weight: 700; margin-bottom: 8px; text-align: center; }
#step1 .tagline { color: var(--text2); font-size: 1.1em; margin-bottom: 16px; text-align: center; }
#bgMap { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0; }
#bgMap .maplibregl-ctrl-bottom-left, #bgMap .maplibregl-ctrl-bottom-right { display: none !important; }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1; background: radial-gradient(ellipse at center, rgba(15,17,23,0.5) 0%, rgba(15,17,23,0.82) 60%, rgba(15,17,23,0.95) 100%); }
.feature-pills { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-bottom: 20px; }
.feature-pill { padding: 5px 14px; background: rgba(37,40,64,0.7); border: 1px solid var(--border); border-radius: 20px; font-size: 0.75em; color: var(--accent); letter-spacing: 0.3px; white-space: nowrap; backdrop-filter: blur(4px); }
.search-bar { display: flex; gap: 8px; width: 100%; max-width: 700px; margin-bottom: 16px; }
.search-bar input { flex: 1; padding: 14px 20px; font-size: 1.1em; background: rgba(26,29,46,0.85); border: 2px solid var(--border); border-radius: var(--radius); color: var(--text); outline: none; transition: border 0.2s; backdrop-filter: blur(8px); }
.search-bar input:focus { border-color: var(--accent); }
.search-bar select { padding: 14px 16px; background: rgba(26,29,46,0.85); border: 2px solid var(--border); border-radius: var(--radius); color: var(--text); font-size: 1em; backdrop-filter: blur(8px); }
.search-bar button { padding: 14px 28px; background: linear-gradient(135deg, var(--accent), #3a8fd4); border: none; border-radius: var(--radius); color: #fff; font-size: 1em; font-weight: 600; cursor: pointer; white-space: nowrap; transition: transform 0.1s; }
.search-bar button:hover { transform: scale(1.02); }
.search-bar button:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }
/* Radio wave animation */
.radio-waves { position: absolute; top: 40%; left: 50%; transform: translate(-50%,-50%); z-index: 1; pointer-events: none; }
.radio-wave { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 40px; height: 40px; border: 1.5px solid var(--accent); border-radius: 50%; opacity: 0; animation: ripple 7s ease-out infinite; }
.radio-wave:nth-child(2) { animation-delay: 2.3s; }
.radio-wave:nth-child(3) { animation-delay: 4.6s; }
@keyframes ripple { 0% { width:40px; height:40px; opacity:0.25; } 100% { width:700px; height:700px; opacity:0; } }
/* Fleet Overview tiles + leaderboards (Step 1 hero) */
.fleet-tiles { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; max-width: 900px; width: 100%; margin: 0 auto 18px; }
.fleet-tile { background: rgba(26,29,46,0.85); border: 1px solid var(--border); border-radius: var(--radius); padding: 10px 16px; backdrop-filter: blur(8px); min-width: 120px; text-align: center; }
.fleet-tile .label { font-size: 0.62em; color: var(--text2); text-transform: uppercase; letter-spacing: 0.6px; }
.fleet-tile .value { font-size: 1.45em; font-weight: 700; color: var(--text); margin-top: 2px; }
.fleet-tile.healthy .value { color: var(--green); }
.fleet-tile.capacity .value { color: var(--yellow); }
.fleet-tile.overflow .value { color: var(--red); }
.fleet-tile.cost .value { font-size: 1.15em; }

.fleet-boards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; max-width: 900px; width: 100%; margin: 28px auto 0; padding: 0 8px; }
.fleet-board { background: rgba(26,29,46,0.85); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; backdrop-filter: blur(8px); min-width: 0; }
.fleet-board h5 { font-size: 0.7em; color: var(--text2); text-transform: uppercase; letter-spacing: 0.6px; margin-bottom: 8px; font-weight: 600; }
.fleet-board ol { list-style: none; counter-reset: rank; margin: 0; padding: 0; }
.fleet-board li { counter-increment: rank; display: grid; grid-template-columns: auto 1fr auto; gap: 8px; align-items: center; padding: 4px 0; font-size: 0.78em; min-width: 0; }
.fleet-board li::before { content: counter(rank); color: var(--text2); font-size: 0.85em; font-variant-numeric: tabular-nums; min-width: 14px; }
.fleet-board li .name { color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; cursor: pointer; min-width: 0; text-transform: capitalize; }
.fleet-board li .name:hover { color: var(--accent); }
.fleet-board li .val { color: var(--text2); font-variant-numeric: tabular-nums; }
.fleet-board .empty { color: var(--text2); font-size: 0.78em; text-align: center; padding: 8px 0; }

@media (max-width: 720px) { .fleet-boards { grid-template-columns: 1fr; } }

/* Sites list (Step 1 hero) */
.sites-list { display: flex; flex-direction: column; gap: 8px; width: 100%; max-width: 720px; margin: 16px auto 0; padding: 0 8px; }
.sites-list .sites-empty { color: var(--text2); font-size: 0.85em; text-align: center; padding: 12px 0; }
.site-row { position: relative; display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; padding: 10px 14px; background: rgba(26,29,46,0.85); border: 1px solid var(--border); border-radius: var(--radius); cursor: pointer; transition: all 0.15s; backdrop-filter: blur(8px); min-width: 0; }
/* The unnamed first-column div holds name + meta. Without min-width:0,
   grid 1fr won't shrink below content min-content, so nowrap+ellipsis
   never fires on the children. */
.site-row > div:first-child { min-width: 0; }
.site-row:hover { border-color: var(--accent); background: rgba(37,40,64,0.92); }
.site-row.selected { border-color: var(--accent); background: rgba(76,201,240,0.06); }
.site-row .site-name { font-size: 0.92em; font-weight: 600; color: var(--text); text-transform: capitalize; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.site-row .site-meta { font-size: 0.72em; color: var(--text2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.site-row .site-meta .sep { margin: 0 6px; opacity: 0.5; }
.site-row .site-actions { grid-row: 1 / span 2; display: flex; align-items: center; gap: 6px; }
.site-row .site-delete { background: transparent; border: 1px solid var(--border); color: var(--text2); font-size: 0.85em; cursor: pointer; padding: 2px 7px; border-radius: 4px; opacity: 0; transition: opacity 0.15s; line-height: 1; }
.site-row:hover .site-delete { opacity: 1; }
.site-row .site-delete:hover { color: var(--red); border-color: var(--red); }

/* Status pills */
.pill { padding: 2px 8px; border-radius: 10px; font-size: 0.62em; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; white-space: nowrap; line-height: 1.4; }
.pill-healthy { background: rgba(52,211,153,0.16); color: var(--green); border: 1px solid rgba(52,211,153,0.3); }
.pill-capacity { background: rgba(251,191,36,0.16); color: var(--yellow); border: 1px solid rgba(251,191,36,0.3); }
.pill-overflow { background: rgba(248,113,113,0.16); color: var(--red); border: 1px solid rgba(248,113,113,0.3); }
.pill-stale { background: rgba(139,143,163,0.12); color: var(--text2); border: 1px solid var(--border); }
.pill-no-deployments { background: transparent; color: var(--text2); border: 1px dashed var(--border); }

/* Sites rail (Step 3 sidebar) */
.sites-rail { width: 240px; flex-shrink: 0; background: var(--surface); border-right: 1px solid var(--border); overflow-y: auto; padding: 12px 10px; transition: width 0.18s ease, padding 0.18s ease; }
.sites-rail.collapsed { width: 0; padding: 0; border-right: none; overflow: hidden; }
.sites-rail-header { display: flex; align-items: center; justify-content: space-between; padding: 4px 8px 10px; }
.sites-rail-header h4 { font-size: 0.65em; color: var(--text2); text-transform: uppercase; letter-spacing: 0.7px; font-weight: 600; padding: 0; }
.sites-rail-list { display: flex; flex-direction: column; gap: 5px; }
.sites-rail .site-row { padding: 8px 10px; backdrop-filter: none; grid-template-columns: 1fr; }
.sites-rail .site-row .site-name { font-size: 0.84em; }
.sites-rail .site-row .site-meta { font-size: 0.66em; }
.sites-rail .site-row .site-actions { grid-row: auto; margin-top: 4px; gap: 4px; flex-wrap: wrap; }
.sites-rail .site-row .pill { font-size: 0.55em; padding: 1px 6px; }
.sites-rail .site-row .site-delete { display: none; }
/* Rail toggle buttons */
.rail-toggle { background: transparent; border: 1px solid var(--border); color: var(--text2); width: 22px; height: 22px; border-radius: 4px; cursor: pointer; font-size: 1em; line-height: 1; padding: 0; transition: all 0.1s; }
.rail-toggle:hover { color: var(--accent); border-color: var(--accent); }
.rail-open-btn { position: absolute; top: 12px; left: 12px; z-index: 11; width: 28px; height: 28px; padding: 0; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; color: var(--accent); font-size: 1.1em; cursor: pointer; backdrop-filter: blur(8px); }
.rail-open-btn:hover { background: var(--surface2); }
.sites-rail.collapsed ~ .map-area .new-sim-btn { left: 50px; }

/* Keep cache-chip for controls in step 3 */
.cache-chip { padding: 6px 14px; background: var(--surface2); border: 1px solid var(--border); border-radius: 20px; font-size: 0.85em; color: var(--text2); cursor: pointer; transition: all 0.15s; }
.cache-chip:hover { border-color: var(--accent); color: var(--accent); }

/* -- Step 2: Simulating -- */
#step2 { display: none; padding: 40px 24px; text-align: center; }
.progress-label { font-size: 1.1em; color: var(--accent); margin-bottom: 16px; }
.console-compact { max-width: 800px; margin: 0 auto; background: var(--surface); border-radius: var(--radius); padding: 16px; text-align: left; max-height: 250px; overflow-y: auto; }
.console-compact pre { font-family: 'Menlo', 'Consolas', monospace; font-size: 0.78em; color: var(--accent); white-space: pre-wrap; line-height: 1.4; }

/* -- Step 3: Interactive Exploration -- */
#step3 { display: none; }
.explore-layout { display: flex; height: calc(100vh - 50px); }
.map-area { flex: 1; position: relative; }
#map { width: 100%; height: 100%; }

/* -- Floating Control Bar -- */
.control-bar { position: absolute; bottom: 16px; left: 16px; right: 16px; background: rgba(26, 29, 46, 0.92); backdrop-filter: blur(16px); border: 1px solid var(--border); border-radius: 14px; padding: 14px 20px; z-index: 10; }
.controls-main { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.ctrl-group { display: flex; flex-direction: column; gap: 2px; }
.ctrl-group label { font-size: 0.65em; color: var(--text2); text-transform: uppercase; letter-spacing: 0.5px; }
.ctrl-group select, .ctrl-group input[type="number"] { background: var(--surface2); border: 1px solid var(--border); color: var(--text); padding: 5px 8px; border-radius: 6px; font-size: 0.85em; }
.slider-group { display: flex; align-items: center; gap: 8px; flex: 1; min-width: 200px; }
.slider-group label { font-size: 0.65em; color: var(--text2); text-transform: uppercase; letter-spacing: 0.5px; white-space: nowrap; }
.slider-group input[type="range"] { flex: 1; accent-color: var(--accent); }
.slider-group .val { font-size: 0.95em; font-weight: 600; color: var(--accent); min-width: 30px; }
.adv-toggle { font-size: 0.8em; color: var(--accent); cursor: pointer; border: none; background: none; padding: 4px 8px; }

/* Stats row */
.stats-row { display: flex; gap: 16px; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--border); flex-wrap: wrap; }
.stat { display: flex; align-items: center; gap: 4px; font-size: 0.82em; }
.stat .dot { width: 8px; height: 8px; border-radius: 50%; }
.stat .v { font-weight: 600; color: var(--text); }
.stat .l { color: var(--text2); }
.tier-bar { display: flex; height: 6px; border-radius: 3px; overflow: hidden; flex: 1; min-width: 100px; }
.tier-bar .seg { transition: width 0.3s; }

/* Advanced panel */
.advanced-panel { display: none; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--border); }
.adv-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 6px; }
.adv-row label { font-size: 0.75em; color: var(--text2); }
.adv-row select, .adv-row input { background: var(--surface2); border: 1px solid var(--border); color: var(--text); padding: 4px 8px; border-radius: 6px; font-size: 0.8em; }

/* New sim button */
.new-sim-btn { position: absolute; top: 12px; left: 12px; z-index: 10; padding: 6px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; color: var(--accent); font-size: 0.8em; cursor: pointer; backdrop-filter: blur(8px); }
.new-sim-btn:hover { background: var(--surface2); }
.step-indicator { font-size: 0.85em; color: var(--text2); transition: color 0.3s; }
.step-indicator.active { color: var(--accent); }
.step-indicator.done { color: var(--green); }
.step-dot { font-size: 0.7em; }

/* Tower popup */
.maplibregl-popup-content { background: var(--surface) !important; color: var(--text) !important; border: 1px solid var(--border) !important; border-radius: 8px !important; padding: 8px 12px !important; font-size: 0.85em !important; }
.maplibregl-popup-tip { border-top-color: var(--surface) !important; }

/* Map legend (kept for the agent-mode overlay; coverage view uses
   .tier-levels instead). */
.map-legend { position: absolute; bottom: 180px; left: 16px; background: rgba(26,29,46,0.9); backdrop-filter: blur(8px); border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; z-index: 5; font-size: 0.75em; }
.map-legend .leg-row { display: flex; align-items: center; gap: 6px; margin-bottom: 3px; }
.map-legend .leg-swatch { width: 12px; height: 12px; border-radius: 3px; }

/* Tier-mix indicator: row per tier with a colored dot, name, mini bar
   showing this tier's share, and the share as a percentage. Pinned to
   bottom-left on the coverage view; shifts up when the Advanced panel
   expands the control bar (see body.advanced-open rule below). */
.tier-levels { position: absolute; bottom: 180px; left: 16px; width: 200px; background: rgba(26,29,46,0.9); backdrop-filter: blur(8px); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px 12px; z-index: 5; transition: bottom 0.2s ease; }
body.advanced-open .tier-levels { bottom: 280px; }
.tier-levels-title { font-size: 0.6em; color: var(--text2); text-transform: uppercase; letter-spacing: 0.7px; margin-bottom: 8px; font-weight: 600; }
.tier-mode-tabs { display: flex; gap: 0; margin-bottom: 10px; background: var(--surface2); border-radius: 6px; padding: 2px; }
.tier-mode-tab { flex: 1; padding: 4px 6px; background: transparent; border: none; color: var(--text2); font-size: 0.66em; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; cursor: pointer; border-radius: 4px; transition: background 0.1s, color 0.1s; }
.tier-mode-tab:hover { color: var(--text); }
.tier-mode-tab.active { background: rgba(76,201,240,0.18); color: var(--accent); }
.tier-rows { display: flex; flex-direction: column; gap: 5px; }
.tier-row { display: flex; align-items: center; gap: 7px; font-size: 0.74em; min-height: 16px; }
.tier-row.empty { display: none; }
.tier-row .tier-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.tier-row[data-tier="f"] .tier-dot, .tier-row[data-tier="f"] .tier-bar-fill { background: #34d399; }
.tier-row[data-tier="n"] .tier-dot, .tier-row[data-tier="n"] .tier-bar-fill { background: #38bdf8; }
.tier-row[data-tier="r"] .tier-dot, .tier-row[data-tier="r"] .tier-bar-fill { background: #fb923c; }
.tier-row[data-tier="s"] .tier-dot, .tier-row[data-tier="s"] .tier-bar-fill { background: #f87171; }
.tier-row .tier-name { color: var(--text2); flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tier-row .tier-bar { width: 50px; height: 4px; background: var(--surface2); border-radius: 2px; overflow: hidden; flex-shrink: 0; }
.tier-row .tier-bar-fill { display: block; height: 100%; width: 0; transition: width 0.18s ease; border-radius: 2px; }
.tier-row .tier-pct { color: var(--text); font-weight: 600; font-variant-numeric: tabular-nums; min-width: 34px; text-align: right; flex-shrink: 0; font-size: 0.95em; }

/* Header tabs */
.header-tab { padding: 5px 14px; background: var(--surface2); border: 1px solid var(--border); border-radius: 6px; color: var(--text2); font-size: 0.8em; cursor: pointer; transition: all 0.15s; }
.header-tab:hover { border-color: var(--accent); color: var(--accent); }
.header-tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.header-tabs { display: none; gap: 6px; }

/* Dashboard */
#dashboardView { display: none; height: calc(100vh - 50px); overflow-y: auto; padding: 20px; }
.dash-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; max-width: 1400px; margin: 0 auto; }
.dash-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.dash-card h3 { font-size: 0.85em; color: var(--accent); margin-bottom: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.dash-metric { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px solid var(--border); font-size: 0.85em; }
.dash-metric:last-child { border-bottom: none; }
.dash-metric .label { color: var(--text2); }
.dash-metric .value { color: var(--text); font-weight: 600; }
.dash-bar-row { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; font-size: 0.8em; }
.dash-bar-label { width: 70px; color: var(--text2); text-align: right; flex-shrink: 0; }
.dash-bar-track { flex: 1; height: 20px; background: var(--surface2); border-radius: 4px; overflow: hidden; display: flex; }
.dash-bar-seg { height: 100%; transition: width 0.3s; }
.dash-bar-val { width: 55px; color: var(--text); font-weight: 600; text-align: right; flex-shrink: 0; }
.dash-table { width: 100%; border-collapse: collapse; font-size: 0.8em; }
.dash-table th { text-align: left; color: var(--text2); padding: 6px 8px; border-bottom: 1px solid var(--border); font-weight: 500; }
.dash-table td { padding: 6px 8px; border-bottom: 1px solid var(--border); color: var(--text); }
.dash-table tr.active td { color: var(--accent); font-weight: 600; }
.dash-donut { width: 120px; height: 120px; border-radius: 50%; margin: 0 auto 12px; position: relative; }
.dash-donut-hole { position: absolute; top: 20%; left: 20%; width: 60%; height: 60%; border-radius: 50%; background: var(--surface); display: flex; align-items: center; justify-content: center; font-size: 0.75em; color: var(--text2); }
.dash-donut-legend { font-size: 0.75em; }
.dash-donut-legend div { display: flex; align-items: center; gap: 6px; margin-bottom: 3px; }
.dash-donut-legend .dot { width: 10px; height: 10px; border-radius: 2px; flex-shrink: 0; }
.topo-svg { width: 100%; }
@media (max-width: 900px) { .dash-grid { grid-template-columns: 1fr; } }
/* Topology SVG (rendered inside Deployments row expansion) */
.topo-flow { width: 100%; height: auto; max-height: 60vh; display: block; }
.topo-flow .tier-box { fill: var(--surface2); stroke-width: 1.5; }
.topo-flow .tier-label { fill: var(--text); font-weight: 600; font-size: 14px; }
.topo-flow .tier-sub { fill: var(--text2); font-size: 11px; }
.topo-flow .tier-pct { fill: var(--text); font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
.topo-flow .flow-arrow { fill: var(--text2); opacity: 0.55; }
.topo-flow .flow-label { fill: var(--text2); font-size: 11px; }

/* Deployment row expand toggle + detail panel */
.deploy-table .dep-col-toggle { width: 30px; }
.deploy-table .dep-toggle { background: transparent; border: none; color: var(--text2); cursor: pointer; padding: 2px 6px; font-size: 0.8em; transition: transform 0.15s, color 0.1s; line-height: 1; }
.deploy-table .dep-toggle:hover { color: var(--accent); }
.deploy-table tr.expanded .dep-toggle { transform: rotate(90deg); color: var(--accent); }
.deploy-table .dep-detail-row td { padding: 0; background: rgba(76,201,240,0.04); border-bottom: 1px solid var(--border); }
.deploy-table .dep-detail-row .dep-detail-inner { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 24px; padding: 18px 24px; align-items: start; }
.deploy-table .dep-detail-side h6 { font-size: 0.7em; color: var(--text2); text-transform: uppercase; letter-spacing: 0.6px; margin: 0 0 8px; font-weight: 600; }
.deploy-table .dep-detail-side h6:not(:first-child) { margin-top: 16px; }
.deploy-table .dep-kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; font-size: 0.8em; }
.deploy-table .dep-kv .k { color: var(--text2); }
.deploy-table .dep-kv .v { color: var(--text); font-variant-numeric: tabular-nums; word-break: break-word; }
@media (max-width: 820px) {
  .deploy-table .dep-detail-row .dep-detail-inner { grid-template-columns: 1fr; }
}

/* Deploy button (Step 3 control bar) */
.deploy-btn { padding: 6px 16px; background: linear-gradient(135deg, var(--accent), #3a8fd4); border: none; border-radius: 6px; color: #fff; font-size: 0.82em; font-weight: 600; cursor: pointer; letter-spacing: 0.3px; transition: transform 0.1s, opacity 0.1s; }
.deploy-btn:hover { transform: scale(1.04); }
.deploy-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* Diff chip on Site rows (positive coverage / negative latency = good = green) */
.diff-chip { display: inline-flex; gap: 6px; padding: 1px 6px; border-radius: 8px; font-size: 0.62em; font-weight: 600; letter-spacing: 0.3px; line-height: 1.5; margin-left: 6px; }
.diff-chip.improved { background: rgba(52,211,153,0.12); color: var(--green); border: 1px solid rgba(52,211,153,0.25); }
.diff-chip.regressed { background: rgba(248,113,113,0.12); color: var(--red); border: 1px solid rgba(248,113,113,0.25); }
.diff-chip.neutral { background: rgba(139,143,163,0.10); color: var(--text2); border: 1px solid var(--border); }
/* Hide the diff chip in the rail (compact form) */
.sites-rail .diff-chip { display: none; }

/* Deployments view */
#deploymentsView { display: none; height: calc(100vh - 50px); overflow-y: auto; padding: 28px 24px; }
.deploy-page { max-width: 1200px; margin: 0 auto; }
.deploy-header h2 { font-size: 1.4em; margin-bottom: 6px; color: var(--text); }
.deploy-subtitle { color: var(--text2); font-size: 0.85em; margin-bottom: 18px; }
.deploy-table { width: 100%; border-collapse: collapse; font-size: 0.84em; }
.deploy-table th { text-align: left; color: var(--text2); padding: 10px 12px; border-bottom: 1px solid var(--border); font-weight: 500; font-size: 0.78em; text-transform: uppercase; letter-spacing: 0.5px; }
.deploy-table td { padding: 10px 12px; border-bottom: 1px solid var(--border); color: var(--text); vertical-align: middle; }
.deploy-table tbody tr { cursor: pointer; transition: background 0.1s; }
.deploy-table tbody tr:hover { background: rgba(76,201,240,0.06); }
.deploy-table tbody tr.legacy { opacity: 0.55; }
.deploy-table .dep-id { font-family: 'Menlo', 'Consolas', monospace; font-size: 0.85em; color: var(--text2); }
.deploy-table .dep-actions { text-align: right; white-space: nowrap; }
.deploy-table .dep-action-btn { background: transparent; border: 1px solid var(--border); color: var(--text2); padding: 3px 8px; border-radius: 4px; cursor: pointer; font-size: 0.85em; transition: all 0.1s; }
.deploy-table .dep-action-btn:hover { color: var(--accent); border-color: var(--accent); }
.deploy-table .dep-action-btn.del:hover { color: var(--red); border-color: var(--red); }
.deploy-table .dep-status { font-size: 0.8em; }
.deploy-empty { color: var(--text2); padding: 24px; text-align: center; }
.deploy-table tbody tr.flash { animation: rowFlash 1.2s ease; }
@keyframes rowFlash { 0% { background: rgba(76,201,240,0.28); } 100% { background: transparent; } }

/* Activity drawer (P1.6 Phase G) */
.activity-drawer { position: fixed; left: 0; right: 0; bottom: 0; z-index: 50; background: rgba(15,17,23,0.96); border-top: 1px solid var(--border); backdrop-filter: blur(12px); transition: transform 0.22s ease; }
.activity-drawer.hidden { transform: translateY(100%); }
.activity-toggle { display: flex; align-items: center; gap: 10px; width: 100%; padding: 8px 16px; background: transparent; border: none; color: var(--text2); font-size: 0.78em; cursor: pointer; text-transform: uppercase; letter-spacing: 0.6px; border-bottom: 1px solid transparent; transition: color 0.1s, background 0.1s; }
.activity-toggle:hover { color: var(--accent); background: rgba(76,201,240,0.05); }
.activity-toggle-label { font-weight: 600; }
.activity-count { font-size: 0.95em; color: var(--text2); font-variant-numeric: tabular-nums; }
.activity-chevron { margin-left: auto; transition: transform 0.18s; font-size: 1.1em; line-height: 1; }
.activity-drawer.collapsed .activity-chevron { transform: rotate(180deg); }
.activity-list { max-height: 0; overflow-y: auto; transition: max-height 0.22s ease; padding: 0 16px; }
.activity-drawer:not(.collapsed) .activity-list { max-height: 36vh; padding: 6px 16px 12px; border-top: 1px solid var(--border); }
.activity-row { display: grid; grid-template-columns: 70px 1fr auto; gap: 10px; align-items: center; padding: 7px 4px; border-bottom: 1px solid rgba(42,45,66,0.5); font-size: 0.82em; cursor: pointer; min-width: 0; }
.activity-row:last-child { border-bottom: none; }
.activity-row:hover { background: rgba(76,201,240,0.05); }
.activity-row .ts { color: var(--text2); font-size: 0.85em; font-variant-numeric: tabular-nums; }
.activity-row .body { min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--text); }
.activity-row .body .site { color: var(--accent); text-transform: capitalize; margin-right: 6px; }
.activity-row .body .cfg { color: var(--text2); font-size: 0.95em; }
.activity-row .dep-id { font-family: 'Menlo', 'Consolas', monospace; font-size: 0.85em; color: var(--text2); }
.activity-row.legacy { opacity: 0.55; }
.activity-empty { color: var(--text2); padding: 12px; text-align: center; font-size: 0.85em; }

/* Make sure long pages don't disappear behind the drawer toggle */
#step1 { padding-bottom: 60px; }

/* Toast */
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(120%); padding: 10px 16px; background: var(--surface2); border: 1px solid var(--accent); border-radius: 8px; color: var(--text); font-size: 0.85em; box-shadow: 0 4px 16px rgba(0,0,0,0.3); z-index: 100; opacity: 0; transition: opacity 0.18s, transform 0.18s; pointer-events: none; max-width: 90vw; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.error { border-color: var(--red); }

/* -- Explainer system: info icons + popovers + Explain panel -- */

/* Info icon — small (i) glyph injected after labels and metric values. */
.info-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 13px; height: 13px; margin-left: 5px;
  border: 1px solid var(--text2); border-radius: 50%;
  color: var(--text2); background: transparent;
  font-family: Georgia, 'Times New Roman', serif;
  font-style: italic; font-size: 9px; font-weight: 700;
  line-height: 1; cursor: help; padding: 0; vertical-align: middle;
  transition: color 0.1s, border-color 0.1s;
  flex-shrink: 0;
}
.info-icon:hover, .info-icon:focus { color: var(--accent); border-color: var(--accent); outline: none; }
.info-icon.active { color: var(--accent); border-color: var(--accent); background: rgba(76,201,240,0.12); }

/* Singleton popover — positioned via JS. */
.info-popover {
  position: fixed; z-index: 200; max-width: 280px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; font-size: 0.78em; line-height: 1.45; color: var(--text);
  box-shadow: 0 6px 20px rgba(0,0,0,0.4);
  opacity: 0; transform: translateY(-2px); pointer-events: none;
  transition: opacity 0.12s, transform 0.12s;
}
.info-popover.show { opacity: 1; transform: translateY(0); pointer-events: auto; }
.info-popover .ip-title { font-weight: 600; color: var(--accent); margin-bottom: 4px; font-size: 0.95em; }
.info-popover .ip-short { color: var(--text); margin-bottom: 6px; }
.info-popover .ip-long { color: var(--text2); font-size: 0.94em; margin-bottom: 6px; }
.info-popover .ip-link { font-size: 0.9em; color: var(--accent); cursor: pointer; }
.info-popover .ip-link:hover { text-decoration: underline; }

/* Explain panel — right-edge drawer. Toggled from the (?) header button. */
.explain-toggle {
  width: 26px; height: 26px; padding: 0;
  background: var(--surface2); border: 1px solid var(--border); border-radius: 50%;
  color: var(--text2); font-family: inherit; font-size: 0.95em; font-weight: 700;
  cursor: pointer; line-height: 1; transition: all 0.1s;
}
.explain-toggle:hover, .explain-toggle.active { color: var(--accent); border-color: var(--accent); }

.explain-panel {
  position: fixed; top: 0; right: 0; width: 360px; max-width: 92vw; height: 100vh;
  background: rgba(15,17,23,0.97); border-left: 1px solid var(--border); backdrop-filter: blur(14px);
  z-index: 60; display: flex; flex-direction: column;
  transform: translateX(100%); transition: transform 0.22s ease;
  box-shadow: -8px 0 24px rgba(0,0,0,0.35);
}
.explain-panel.open { transform: translateX(0); }
.explain-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.explain-panel-header h3 { font-size: 0.95em; color: var(--text); font-weight: 600; margin: 0; }
.explain-panel-close {
  background: transparent; border: none; color: var(--text2); font-size: 1.4em;
  cursor: pointer; line-height: 1; padding: 0 4px;
}
.explain-panel-close:hover { color: var(--accent); }
.explain-panel-body {
  overflow-y: auto; padding: 16px 18px 80px;
  font-size: 0.85em; line-height: 1.55; color: var(--text);
}
.explain-panel-body .ep-intro { color: var(--text2); margin-bottom: 18px; font-size: 0.95em; }
.explain-panel-body .ep-section { margin-bottom: 22px; scroll-margin-top: 12px; }
.explain-panel-body .ep-section h4 {
  font-size: 0.78em; color: var(--accent); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.6px; margin-bottom: 8px;
}
.explain-panel-body .ep-section p { margin-bottom: 8px; color: var(--text); }
.explain-panel-body .ep-section p + p { margin-top: -2px; }
.explain-panel-body .ep-list { list-style: none; padding: 0; margin: 0 0 8px; }
.explain-panel-body .ep-list li { padding: 4px 0; color: var(--text2); }
.explain-panel-body .ep-list li b { color: var(--text); font-weight: 600; }
.explain-panel-body .ep-section .ep-section-anchor:target,
.explain-panel-body .ep-section.flash { animation: epFlash 1.4s ease; }
@keyframes epFlash { 0% { background: rgba(76,201,240,0.10); } 100% { background: transparent; } }
.explain-panel-body code {
  background: var(--surface2); border: 1px solid var(--border); border-radius: 3px;
  padding: 1px 5px; font-size: 0.88em; color: var(--accent2);
}

/* Email prompt */
.email-bar { display: flex; gap: 8px; width: 100%; max-width: 500px; margin-bottom: 24px; }
.email-bar input { flex: 1; padding: 14px 20px; font-size: 1.05em; background: rgba(26,29,46,0.85); border: 2px solid var(--border); border-radius: var(--radius); color: var(--text); outline: none; backdrop-filter: blur(8px); }
.email-bar input:focus { border-color: var(--accent); }
.email-bar button { padding: 14px 24px; background: linear-gradient(135deg, var(--accent), #3a8fd4); border: none; border-radius: var(--radius); color: #fff; font-size: 1em; font-weight: 600; cursor: pointer; }
.user-badge { font-size: 0.78em; color: var(--text2); display: flex; align-items: center; gap: 6px; }
.user-badge a { color: var(--accent); cursor: pointer; text-decoration: none; font-size: 0.9em; }
.user-badge a:hover { text-decoration: underline; }