/* ============================================================
   ORBITAL EYE — Dark Sci-Fi HUD Theme
   Base layer: reset, tokens, layout, topbar, nav, views,
   dashboard, collision, log, orbital, modals, toast, effects.
   ============================================================ */

/* ---- 0. Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: 'Segoe UI', 'Helvetica Neue', -apple-system, 'Roboto', 'DengXian', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--fg);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  user-select: none;
  letter-spacing: .01em;
}
#app {
  position: fixed; inset: 0;
  display: flex; flex-direction: column;
  background:
    radial-gradient(1400px 900px at 12% -8%, rgba(20,60,90,.45), transparent 60%),
    radial-gradient(1200px 800px at 100% 110%, rgba(10,40,70,.50), transparent 60%);
}
svg, img { display: block; }
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; }
a { text-decoration: none; color: inherit; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--line); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* ---- 1. Design tokens ---- */
:root {
  --bg:        #05080d;
  --panel:     rgba(10, 18, 28, .72);
  --panel-2:   rgba(14, 24, 38, .85);
  --panel-line: rgba(120, 200, 255, .12);
  --fg:        #dfe9f2;
  --muted:     #6c8296;
  --line:      rgba(120, 190, 255, .14);
  --accent:    #33c9ff;
  --accent-2:  #00ffa3;
  --warn:      #ffb43d;
  --danger:    #ff5566;
  --grid:      rgba(90, 160, 230, .06);
  --grid-2:    rgba(90, 160, 230, .11);
  --shadow:    0 10px 40px rgba(0, 0, 0, .45);
  --font:        'Segoe UI', 'Helvetica Neue', sans-serif;
  --mono: 'SFMono-Regular', 'JetBrains Mono', 'DingTalk', 'Consolas', 'Menlo', monospace;
  --r-sm: 6px; --r-md: 10px; --r-lg: 16px;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --ease-out: cubic-bezier(.22, 1, .36, 1);
  --topbar-h: 54px;
  --nav-h: 44px;
}

/* ---- 2. Background effect layers ---- */
#bgGrid { position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: .55; }
#bgGlow   { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
#bgScan   { position: fixed; inset: 0; z-index: 1; pointer-events: none; }

/* ---- 3. Topbar ---- */
#topbar {
  position: relative; z-index: 30;
  height: var(--topbar-h);
  display: flex; align-items: center; gap: 14px;
  padding: 0 16px;
  background: linear-gradient(180deg, rgba(9,16,26,.96), rgba(7,12,20,.86));
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
#brandBtn {
  display: flex; align-items: center; gap: 10px;
  background: transparent; border: 0; color: var(--fg);
  padding: 6px 10px; border-radius: var(--r-md);
  transition: background .25s var(--ease);
}
#brandBtn:hover { background: rgba(60,140,200,.10); }
#brandBtn svg { width: 26px; height: 26px; }
.brand-txt { display: flex; flex-direction: column; line-height: 1.1; text-align: left; }
.brand-name { font-weight: 700; font-size: 15px; letter-spacing: .18em; color: #eaf6ff; }
.brand-sub  { font-size: 9px; letter-spacing: .32em; color: var(--muted); text-transform: uppercase; }
#topbar-spacer { flex: 1; }
#clock {
  font-family: var(--mono); font-size: 13px; color: var(--muted);
  display: flex; gap: 16px; align-items: baseline;
}
#clockTime { color: var(--fg); font-size: 14px; letter-spacing: .06em; }
#clock .clock-label { color: var(--muted); font-size: 9px; letter-spacing: .08em; }
#clock .clock-time-unit { color: var(--muted); font-size: 10px; }
.brand-cn, .brand-en { font-family: var(--mono); color: var(--muted); font-size: 10px; letter-spacing: .1em; }

/* ---- 4. Navigation ---- */
#routes {
  position: relative; z-index: 25;
  height: var(--nav-h);
  display: flex; align-items: stretch; gap: 4px;
  padding: 0 16px;
  background: rgba(7,12,20,.60);
  border-bottom: 1px solid var(--line);
}
.route {
  position: relative;
  display: flex; align-items: center; gap: 8px;
  padding: 0 16px; border: 0; background: transparent;
  color: var(--muted); font-size: 13px; font-weight: 500;
  letter-spacing: .06em; text-transform: uppercase;
  transition: color .25s var(--ease);
}
.route .ico { width: 16px; height: 16px; opacity: .85; }
.route .dot {
  position: absolute; left: 16px; top: 8px;
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--muted); opacity: 0; transform: scale(.6);
  transition: all .3s var(--ease);
}
.route:hover { color: var(--fg); }
.route.active { color: var(--fg); }
.route.active .dot {
  opacity: 1; background: var(--accent);
  box-shadow: 0 0 10px var(--accent); transform: scale(1);
}
.route.active::after {
  content: ''; position: absolute; left: 0; right: 0; top: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  box-shadow: 0 0 12px var(--accent);
}
.route-count { font-family: var(--mono); font-size: 10px; color: var(--muted); }
.route-spacer { flex: 1; }
.topbar-right { display: flex; align-items: center; gap: 8px; padding-right: 6px; }
.btn-icon {
  position: relative; display: grid; place-items: center;
  width: 34px; height: 34px; border-radius: var(--r-sm);
  border: 1px solid var(--line); background: transparent; color: var(--muted);
  transition: all .25s var(--ease);
}
.btn-icon:hover { color: var(--fg); background: rgba(60,140,200,.10); border-color: var(--accent); }
.btn-icon svg { width: 18px; height: 18px; }
#collisionBadge {
  position: absolute; top: 3px; right: 3px; min-width: 15px; height: 15px; padding: 0 4px;
  display: grid; place-items: center;
  background: var(--danger); color: #fff; font-size: 9px; font-weight: 700;
  border-radius: 8px; letter-spacing: .02em;
  box-shadow: 0 0 0 2px var(--bg), 0 0 10px rgba(255,85,102,.7);
  transform: scale(0); opacity: 0; transition: transform .3s var(--ease);
}
#collisionBadge.show { transform: scale(1); opacity: 1; }
#collisionBadge:empty { display: none; }

/* ---- 5. Stage / Views ---- */
#stage {
  position: relative; z-index: 5; flex: 1;
  display: flex; flex-direction: column;
  padding: 20px; gap: 20px;
  overflow: hidden;
}
.view {
  position: absolute; inset: 20px;
  display: none; flex-direction: column;
  overflow: hidden;
  animation: view-in .5s var(--ease) both;
}
.view.active { display: flex; }
@keyframes view-in {
  from { opacity: 0; transform: translateY(10px) scale(.995); }
  to   { opacity: 1; transform: none; }
}
.view-title {
  display: flex; align-items: baseline; gap: 14px;
}
.view-title h1 { font-size: 17px; font-weight: 600; letter-spacing: .06em; color: #eaf6ff; }
.view-title .tag {
  font-family: var(--mono); font-size: 11px; color: var(--muted);
  padding: 3px 8px; border: 1px solid var(--line); border-radius: var(--r-sm);
  background: rgba(60,140,200,.06);
}
#logView .view-content { flex: 1; }

/* ---- 6. Dashboard ---- */
#dashboard .view-content {
  flex: 1; display: grid; gap: 20px;
  grid-template-rows: auto 1fr 1fr;
  overflow: hidden;
}
/* KPI cards row */
#kpiRow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 16px;
  backdrop-filter: blur(10px);
  overflow: hidden;
  transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(300px 200px at var(--mx, 50%) var(--my, 0%), rgba(60,160,230,.10), transparent 70%);
  opacity: 0; transition: opacity .35s var(--ease);
  pointer-events: none;
}
.card:hover { transform: translateY(-3px); border-color: rgba(120,200,255,.3); box-shadow: var(--shadow); }
.card:hover::before { opacity: 1; }
.kpi { display: flex; flex-direction: column; gap: 10px; }
.kpi-head { display: flex; align-items: center; justify-content: space-between; }
.kpi-label { font-size: 12px; color: var(--muted); letter-spacing: .06em; text-transform: uppercase; }
.kpi-icon {
  width: 34px; height: 34px; border-radius: var(--r-md);
  display: grid; place-items: center;
  background: rgba(60,140,200,.10); border: 1px solid var(--line); color: var(--accent);
}
.kpi-icon svg { width: 18px; height: 18px; }
.kpi-value {
  font-size: 34px; font-weight: 600; line-height: 1; color: #f2f9ff;
  font-variant-numeric: tabular-nums; letter-spacing: -.02em;
}
.kpi-value .unit { font-size: 15px; font-weight: 500; color: var(--muted); margin-left: 4px; }
.kpi-foot { display: flex; align-items: center; gap: 8px; font-size: 11px; color: var(--muted); }
.kpi-trend { display: inline-flex; align-items: center; gap: 3px; font-weight: 600; }
.kpi-trend.up   { color: var(--accent-2); }
.kpi-trend.down { color: var(--warn); }
.kpi-trend.flat { color: var(--muted); }
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 8px var(--accent-2); }
.pulse-dot::after {
  content: ''; position: absolute; inset: -3px; border-radius: 50%;
  background: var(--accent-2); opacity: 0;
  animation: pulse-ring 2.4s var(--ease) infinite;
}
@keyframes pulse-ring {
  0%   { transform: scale(.6); opacity: .6; }
  60%  { transform: scale(1.6); opacity: 0; }
  100% { transform: scale(1.6); opacity: 0; }
}
/* Bars grid */
#barsGrid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; overflow: hidden; }
.bar-card h3, .trend-card h3, .legend-box h3, .seg-card h3 {
  font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 14px;
  display: flex; align-items: center; gap: 8px;
}
.bar-card h3 .count, .trend-card h3 .count { color: var(--accent); font-family: var(--mono); }
.bar-row { display: grid; grid-template-columns: 84px 1fr 46px; align-items: center; gap: 10px; margin-bottom: 10px; }
.bar-row .bl { font-size: 12px; color: var(--muted); text-align: right; font-family: var(--mono); }
.bar-track { height: 8px; border-radius: 4px; background: rgba(120,200,255,.08); overflow: hidden; position: relative; }
.bar-fill {
  height: 100%; border-radius: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform-origin: left; transform: scaleX(0);
  transition: transform 1s var(--ease);
}
.bar-row.active .bar-fill { transform: scaleX(1); }
.bar-row .bv { font-size: 12px; color: var(--fg); font-family: var(--mono); text-align: right; font-variant-numeric: tabular-nums; }
/* Trend chart */
.trend-wrap { display: flex; flex-direction: column; gap: 10px; height: 100%; }
#trendCanvas { width: 100%; flex: 1; }
.legend-box { display: flex; flex-direction: column; }
.legend-legend { display: flex; flex-direction: column; gap: 8px; }
.legend-item { display: flex; align-items: center; gap: 10px; font-size: 12px; }
.legend-item .swatch { width: 10px; height: 10px; border-radius: 3px; flex: 0 0 auto; }
.legend-item .l-name { color: var(--fg); flex: 1; }
.legend-item .l-val { color: var(--muted); font-family: var(--mono); font-variant-numeric: tabular-nums; }
/* Segments */
.seg-list { display: flex; flex-direction: column; gap: 12px; overflow: auto; padding-right: 4px; }
.seg-item { display: flex; flex-direction: column; gap: 6px; }
.seg-top { display: flex; justify-content: space-between; font-size: 12px; }
.seg-top .seg-name { color: var(--fg); }
.seg-top .seg-val { color: var(--muted); font-family: var(--mono); }
.seg-track { height: 10px; border-radius: 5px; background: rgba(120,200,255,.08); overflow: hidden; }
.seg-fill {
  height: 100%; border-radius: 5px;
  transition: width 1s var(--ease);
}
/* Segment detail table */
.seg-detail { margin-top: 12px; border-top: 1px solid var(--line); padding-top: 12px; }
.seg-detail h4 { font-size: 11px; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 10px; }
.seg-sat { display: flex; align-items: center; gap: 10px; padding: 6px 0; font-size: 12px; }
.seg-sat .dot { width: 7px; height: 7px; border-radius: 50%; flex: 0 0 auto; }
.seg-sat .sn { color: var(--fg); flex: 1; }
.seg-sat .sa { color: var(--muted); font-family: var(--mono); }

/* ---- 7. Collision ---- */
#collision .view-content { display: flex; gap: 20px; flex: 1; overflow: hidden; }
#collision .col-aside { display: flex; flex-direction: column; gap: 14px; width: 230px; flex: 0 0 auto; }
.filter-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 14px; }
.filter-card h3 { font-size: 11px; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 12px; }
.filter-btns { display: flex; flex-direction: column; gap: 6px; }
.filter-btn {
  display: flex; align-items: center; gap: 10px; justify-content: space-between;
  padding: 8px 10px; border-radius: var(--r-sm);
  border: 1px solid transparent; background: transparent; color: var(--muted);
  font-size: 12px; transition: all .2s var(--ease);
}
.filter-btn:hover { background: rgba(60,140,200,.08); color: var(--fg); }
.filter-btn.active { background: rgba(60,200,160,.10); border-color: var(--accent-2); color: var(--fg); }
.filter-btn .cnt { font-family: var(--mono); font-size: 11px; }
.sort-btns { display: flex; flex-direction: column; gap: 6px; }
.sort-btn {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: var(--r-sm);
  border: 1px solid transparent; background: transparent; color: var(--muted);
  font-size: 12px; transition: all .2s var(--ease); text-align: left;
}
.sort-btn:hover { background: rgba(60,140,200,.08); color: var(--fg); }
.sort-btn.active { background: rgba(60,140,200,.12); border-color: var(--accent); color: var(--fg); }
.sort-btn .arrow { margin-left: auto; color: var(--accent); }
.col-list { flex: 1; background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 14px; overflow: auto; }
.col-list:empty::after {
  content: 'No matching alerts'; position: absolute; inset: 0;
  display: grid; place-items: center; color: var(--muted); font-size: 13px;
}
.alert {
  position: relative; cursor: pointer;
  padding: 14px 16px; margin-bottom: 10px;
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--panel-2);
  transition: transform .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.alert:hover { transform: translateX(3px); border-color: rgba(120,200,255,.3); }
.alert::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--sev-color, var(--accent)); border-radius: 3px 0 0 3px;
  box-shadow: 0 0 12px var(--sev-color, var(--accent));
}
.alert.sev-critical { --sev-color: var(--danger); }
.alert.sev-high      { --sev-color: var(--warn); }
.alert.sev-medium   { --sev-color: var(--accent); }
.alert.sev-low       { --sev-color: var(--accent-2); }
.alert-top { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.sev-badge {
  font-size: 9px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  padding: 3px 8px; border-radius: 4px;
  background: var(--sev-color, var(--accent)); color: var(--bg);
  box-shadow: 0 0 12px color-mix(in srgb, var(--sev-color, var(--accent)) 40%, transparent);
}
.alert .sat-id { font-family: var(--mono); font-size: 13px; color: var(--fg); font-weight: 600; }
.alert .time { margin-left: auto; font-family: var(--mono); font-size: 11px; color: var(--muted); }
.alert .sat-name { font-size: 12px; color: var(--muted); margin-bottom: 8px; }
.alert-meta { display: flex; gap: 18px; flex-wrap: wrap; }
.alert-meta .m { display: flex; flex-direction: column; gap: 2px; }
.alert-meta .m .mv { font-size: 14px; font-weight: 600; color: var(--fg); font-family: var(--mono); font-variant-numeric: tabular-nums; }
.alert-meta .m .ml { font-size: 9px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
/* Detail modal */
.modal-mask {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(3,6,11,.72); backdrop-filter: blur(6px);
  display: grid; place-items: center; padding: 40px;
  opacity: 0; visibility: hidden; transition: all .35s var(--ease);
}
.modal-mask.active { opacity: 1; visibility: visible; }
.modal-card {
  width: 100%; max-width: 720px; max-height: 100%; overflow: auto;
  background: var(--panel-2); border: 1px solid var(--accent);
  border-radius: var(--r-lg); box-shadow: 0 24px 80px rgba(0,0,0,.6);
  transform: translateY(20px) scale(.98); transition: transform .4s var(--ease);
  background:
    radial-gradient(800px 500px at 20% -10%, rgba(60,160,230,.10), transparent 60%),
    var(--panel-2);
}
.modal-mask.active .modal-card { transform: none; }
.modal-head { display: flex; align-items: center; gap: 14px; padding: 18px 20px; border-bottom: 1px solid var(--line); }
.modal-head h2 { font-size: 16px; color: #eaf6ff; }
.modal-head .sat-id { font-family: var(--mono); font-size: 13px; color: var(--muted); }
.modal-close {
  margin-left: auto; background: transparent; border: 1px solid var(--line); color: var(--muted);
  width: 34px; height: 34px; border-radius: var(--r-sm);
  display: grid; place-items: center; transition: all .25s var(--ease);
}
.modal-close:hover { color: var(--fg); border-color: var(--accent); }
.modal-body { padding: 20px; display: flex; flex-direction: column; gap: 16px; }
.modal-sat { display: flex; align-items: center; gap: 16px; }
.modal-sat .orb {
  width: 56px; height: 56px; border-radius: 50%; flex: 0 0 auto;
  border: 1px solid var(--line); display: grid; place-items: center;
  background: rgba(60,140,200,.08); color: var(--accent);
}
.modal-sat .orb svg { width: 30px; height: 30px; }
.modal-sat .ms-name { font-size: 18px; font-weight: 600; color: #eaf6ff; }
.modal-sat .ms-cls { font-size: 12px; color: var(--muted); }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.stat { background: rgba(60,140,200,.06); border: 1px solid var(--line); border-radius: var(--r-md); padding: 12px; }
.stat .sv { font-size: 18px; font-weight: 600; color: var(--fg); font-family: var(--mono); font-variant-numeric: tabular-nums; }
.stat .sv .u { font-size: 11px; color: var(--muted); }
.stat .sl { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; margin-top: 4px; }
.modal-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.tag-chip {
  font-size: 10px; padding: 4px 10px; border-radius: 6px;
  border: 1px solid var(--line); background: rgba(60,140,200,.08); color: var(--fg);
}
/* ---- 8. Log View ---- */
.log-toolbar {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--panel); flex: 0 0 auto;
}
.log-toolbar .lt-label { font-size: 11px; color: var(--muted); font-family: var(--mono); }
.log-toolbar .lt-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 8px var(--accent-2); }
.log-toolbar .lt-dot.paused { background: var(--warn); box-shadow: 0 0 8px var(--warn); }
.log-toolbar .spacer { flex: 1; }
.log-btn {
  display: flex; align-items: center; gap: 7px; padding: 7px 12px;
  border-radius: var(--r-sm); border: 1px solid var(--line);
  background: transparent; color: var(--muted); font-size: 12px; transition: all .25s var(--ease);
}
.log-btn:hover { color: var(--fg); border-color: var(--accent); }
.log-btn.active { background: rgba(60,200,160,.10); border-color: var(--accent-2); color: var(--fg); }
.log-btn svg { width: 15px; height: 15px; }
#logStream { flex: 1; overflow: auto; padding: 12px 14px; font-family: var(--mono); font-size: 12px; line-height: 1.8; }
.log-row { display: flex; gap: 12px; padding: 3px 6px; border-radius: 4px; animation: log-in .3s var(--ease); }
.log-row:hover { background: rgba(60,140,200,.06); }
.log-row .t { color: var(--muted); flex: 0 0 auto; }
.log-row .lvl { flex: 0 0 58px; font-weight: 700; }
.log-row.lvl-info  .lvl { color: var(--accent); }
.log-row.lvl-ok    .lvl { color: var(--accent-2); }
.log-row.lvl-warn  .lvl { color: var(--warn); }
.log-row.lvl-error .lvl { color: var(--danger); }
.log-row .msg { color: var(--fg); flex: 1; word-break: break-word; }
.log-row.lvl-warn .msg, .log-row.lvl-error .msg { color: #f0f4f8; }
@keyframes log-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
/* ---- 9. Orbital view ---- */
#orbital { display: flex; flex-direction: column; }
#orbital .view-content { flex: 1; display: flex; gap: 20px; overflow: hidden; }
.orbital-stage { flex: 1; position: relative; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; background: radial-gradient(circle at 50% 45%, rgba(20,50,80,.30), rgba(5,8,13,.95)); }
#orbitalCanvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.orbital-legend {
  position: absolute; left: 16px; bottom: 16px; z-index: 5;
  display: flex; flex-direction: column; gap: 6px;
  padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--panel); backdrop-filter: blur(10px); min-width: 180px;
}
.orbital-legend h3 { font-size: 11px; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 4px; }
.orbital-legend .li { display: flex; align-items: center; gap: 10px; font-size: 12px; }
.orbital-legend .li .swatch { width: 10px; height: 10px; border-radius: 50%; }
.orbital-legend .li .ln { color: var(--fg); flex: 1; }
.orbital-legend .li .lv { color: var(--muted); font-family: var(--mono); }
.orbital-scan {
  position: absolute; top: 16px; left: 16px; z-index: 5;
  display: flex; flex-direction: column; gap: 6px;
  padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--panel); backdrop-filter: blur(10px);
}
.orbital-scan .si { display: flex; align-items: center; gap: 8px; font-size: 12px; }
.orbital-scan .si .lbl { color: var(--muted); }
.orbital-scan .si .val { color: var(--fg); font-family: var(--mono); margin-left: auto; }
.orbital-scan .si .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 8px var(--accent-2); }
/* ---- 10. Toast ---- */
#toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%) translateY(20px);
  z-index: 90; opacity: 0; pointer-events: none;
  padding: 10px 18px; border-radius: var(--r-md);
  border: 1px solid var(--line); background: var(--panel-2);
  box-shadow: 0 16px 50px rgba(0,0,0,.55);
  font-size: 13px; color: var(--fg); max-width: 80vw;
  transition: all .4s var(--ease);
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
#toast .tt { font-family: var(--mono); color: var(--muted); font-size: 11px; }
#toast .tm { font-family: var(--mono); color: var(--muted); font-size: 11px; }
/* ---- 11. Drawer ---- */
#drawer {
  position: absolute; z-index: 70; top: 0; right: 0; bottom: 0;
  width: 320px; transform: translateX(100%);
  background: var(--panel-2); border-left: 1px solid var(--line);
  padding: 20px; overflow: auto;
  box-shadow: -20px 0 60px rgba(0,0,0,.5);
  transition: transform .4s var(--ease);
  backdrop-filter: blur(14px);
}
#drawer.open { transform: none; }
#drawer .drawer-title { font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; }
.drawer-item {
  display: flex; align-items: center; gap: 12px; padding: 12px;
  border-radius: var(--r-md); border: 1px solid transparent; color: var(--fg);
  background: transparent; text-align: left; margin-bottom: 8px; transition: all .25s var(--ease);
}
.drawer-item:hover { background: rgba(60,140,200,.10); border-color: var(--line); }
.drawer-item svg { width: 18px; height: 18px; color: var(--accent); flex: 0 0 auto; }
.drawer-item .di-name { font-size: 13px; }
.drawer-item .di-desc { font-size: 11px; color: var(--muted); margin-top: 2px; }
#drawerBack {
  position: absolute; inset: 0; background: rgba(3,6,11,.5);
  opacity: 0; visibility: hidden; transition: all .35s var(--ease);
}
#drawer.open ~ #drawerBack { opacity: 1; visibility: visible; }
/* ---- 12. Responsive ---- */
@media (max-width: 1100px) {
  #kpiRow { grid-template-columns: repeat(2, 1fr); }
  #barsGrid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  #clock { font-size: 11px; gap: 10px; }
}
@media (max-width: 800px) {
  :root { --topbar-h: 48px; --nav-h: 40px; }
  #stage { padding: 14px; gap: 14px; }
  #nav-tab { padding: 0 10px; }
  #nav-tab span.nav-txt { display: none; }
  #kpiRow { grid-template-columns: 1fr; }
  #collision .view-content { flex-direction: column; }
  #collision .col-aside { flex-direction: row; width: 100%; overflow: auto; }
  .nav-tab { font-size: 12px; }
  #clock .time-only { display: none; }
}
@media (max-width: 560px) {
  #nav { gap: 2px; padding: 0 8px; }
  #nav-right { padding-right: 4px; }
  .nav-btn { width: 30px; height: 30px; }
  #clock { gap: 8px; }
}
/* ---- 13. Misc / utilities ---- */
.mono { font-family: var(--mono); }
.hidden { display: none !important; }
::-webkit-backdrop { background: rgba(3,6,11,.5); }

/* ============================================================================
   SUPPLEMENT — DOM in index.html that lacked styles
   (panels, trend, ctrl-bar, log toolbar, modal, toast-stack, background layers,
    orbital detail, drawer extras). Kept in the same design language.
   ==========================================================================*/

/* background ambient layers */
.bg-grid { position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image: linear-gradient(var(--grid-2) 1px, transparent 1px),
                    linear-gradient(90deg, var(--grid-2) 1px, transparent 1px);
  background-size: 64px 64px; opacity: .42;
  mask-image: radial-gradient(ellipse 120% 90% at 50% 38%, #000 22%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 120% 90% at 50% 38%, #000 22%, transparent 72%);
}
.bg-glow { position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background: radial-gradient(900px 600px at 22% 22%, rgba(51,201,255,.10), transparent 62%),
              radial-gradient(820px 560px at 82% 84%, rgba(0,255,163,.08), transparent 62%);
  animation: glow-drift 22s var(--ease) infinite alternate;
}
.bg-scan { position: fixed; left: 0; right: 0; top: 0; height: 130px; z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(51,201,255,.08), transparent 92%);
  animation: scan 9s linear infinite; opacity: .55;
}
@keyframes glow-drift { from { transform: translate3d(0,0,0) } to { transform: translate3d(0,-46px,0) } }
@keyframes scan { 0% { transform: translatey(0) } 100% { transform: translatey(calc(100vh - 130px)) } }

/* clock + link + brand pulse */
#clock { display: flex; align-items: baseline; gap: 6px; }
#clock .clock-label { color: var(--muted); font-size: 9px; letter-spacing: .1em; }
#clock .clock-time { color: var(--fg); }
.link-status { display: flex; align-items: center; gap: 8px; padding: 6px 10px;
  border-radius: var(--r-sm); border: 1px solid var(--line);
  font-size: 11px; color: var(--muted); font-family: var(--mono); letter-spacing: .05em; }
.link-status b { color: var(--accent-2); }
.link-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2);
  box-shadow: 0 0 8px var(--accent-2); }
.link-dot::after { content: ''; position: absolute; inset: -3px; border-radius: 50%;
  background: var(--accent-2); opacity: 0; animation: pulse-ring 2.4s var(--ease) infinite; }
.brand-pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2);
  box-shadow: 0 0 8px var(--accent-2); }
.brand-pulse::after { content: ''; position: absolute; inset: -3px; border-radius: 50%;
  background: var(--accent-2); opacity: 0; animation: pulse-ring 2.4s var(--ease) infinite; }

/* view headers */
.view-head { display: flex; align-items: baseline; justify-content: space-between;
  gap: 10px; flex: 0 0 auto; }
.view-head h2 { font-size: 15px; font-weight: 600; letter-spacing: .06em; color: #eaf6ff;
  text-transform: uppercase; }
.view-head h2 span { font-size: 10px; color: var(--muted); letter-spacing: .12em;
  margin-left: 6px; font-weight: 500; }
.view-sub { font-size: 11px; color: var(--muted); margin-top: 4px; flex: 0 0 auto; }
.view-sub b { color: var(--accent); font-family: var(--mono); }

/* ---- dashboard ---- */
#kpiGrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; flex: 0 0 auto; }
#kpiGrid .kpi { animation: card-in .55s var(--ease) both; }
.kpi-value { font-size: 33px; font-weight: 600; color: #f2f9ff; line-height: 1;
  font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.kpi-value .num { font-variant-numeric: tabular-nums; }
.kpi-value .unit { font-size: 15px; font-weight: 500; color: var(--muted); margin-left: 4px; }
.kpi-foot { display: flex; align-items: center; gap: 8px; font-size: 11px; color: var(--muted); }
.kpi-note { flex: 1; }
.kpi-trend.up { color: var(--accent-2); }
.kpi-trend.flat { color: var(--muted); }
.kpi-trend.down { color: var(--warn); }
.dash-cols { display: grid; grid-template-columns: 1.5fr 1fr; gap: 16px; flex: 1; min-height: 0; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 16px; display: flex; flex-direction: column; overflow: hidden; }
.panel-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 14px; }
.panel-head h3 { font-size: 12px; font-weight: 600; letter-spacing: .08em; color: #eaf6ff;
  text-transform: uppercase; }
.panel-head small { font-size: 10px; color: var(--muted); font-family: var(--mono); letter-spacing: .06em; }
.trend-chart { position: relative; flex: 1; min-height: 0; }
.trend-chart canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }

/* segments + reveal */
@keyframes seg-in { from { opacity: 0; transform: translatex(-6px) } to { opacity: 1; transform: none } }
.seg-item { animation: seg-in .5s var(--ease) both; }
@keyframes card-in { from { opacity: 0; transform: translateY(14px) } to { opacity: 1; transform: none } }
@keyframes alert-in { from { opacity: 0; transform: translateY(10px) } to { opacity: 1; transform: none } }

/* ---- collision controls ---- */
#view-collision.active { display: flex; flex-direction: column; }
.ctrl-bar { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; padding: 4px 2px 0; flex: 0 0 auto; }
.seg-filter { display: flex; gap: 6px; flex-wrap: wrap; }
.seg { padding: 7px 15px; border-radius: var(--r-md); border: 1px solid var(--line);
  background: transparent; color: var(--muted); font-size: 12px; font-weight: 500;
  letter-spacing: .04em; transition: all .25s var(--ease); }
.seg:hover { color: var(--fg); border-color: var(--accent); }
.seg.active { background: rgba(60,200,160,.12); border-color: var(--accent-2); color: var(--fg); }
.sort-group { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.sort-label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.select { padding: 7px 10px; border-radius: var(--r-md); border: 1px solid var(--line);
  background: var(--panel-2); color: var(--fg); font-size: 12px; font-family: var(--mono); }
.event-count { font-size: 12px; color: var(--muted); font-family: var(--mono); padding: 4px 2px; flex: 0 0 auto; }
.event-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column;
  gap: 10px; overflow: auto; min-height: 0; flex: 1; }
.event-list .alert { margin: 0; animation: alert-in .4s var(--ease) both; }
.event-list .alert.open { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), var(--shadow); }

/* ---- log view ---- */
#view-log.active { display: flex; flex-direction: column; }
.log-toolbar { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.log-toolbar .btn-ghost { display: flex; align-items: center; gap: 7px; padding: 7px 12px;
  border-radius: var(--r-sm); border: 1px solid var(--line); background: transparent;
  color: var(--muted); font-size: 12px; transition: all .25s var(--ease); }
.log-toolbar .btn-ghost:hover { color: var(--fg); border-color: var(--accent); }
.log-toolbar .btn-ghost.active { background: rgba(60,200,160,.10); border-color: var(--accent-2); color: var(--fg); }
.log-toolbar .btn-ghost svg { width: 15px; height: 15px; }
.log-scroll-mode { margin-left: auto; font-size: 11px; color: var(--muted); font-family: var(--mono); }
#logScreen { flex: 1; overflow: auto; padding: 12px 14px; font-family: var(--mono); font-size: 12px; line-height: 1.85; }
.log-row .lvl { flex: 0 0 58px; }

/* ---- orbital detail ---- */
#view-orbital.active { display: flex; flex-direction: column; }
.orbital-wrap { position: relative; flex: 1; min-height: 0; display: flex; border: 1px solid var(--line);
  border-radius: var(--r-lg); overflow: hidden;
  background: radial-gradient(circle at 50% 45%, rgba(20,50,80,.30), rgba(5,8,13,.95)); }
#orbitalCanvas { position: absolute; inset: 0; }
#orbitalDetail { position: absolute; right: 16px; top: 16px; bottom: 16px; width: 300px; z-index: 6; }
#orbitalDetail[hidden] { display: block; opacity: 0; pointer-events: none; }
#orbitalDetail.open[hidden] { display: block; }
.detail-frame { position: relative; height: 100%; background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 18px; backdrop-filter: blur(10px); display: flex; flex-direction: column;
  gap: 14px; transform: translatey(16px); opacity: 0; transition: all .35s var(--ease); overflow: auto; }
#orbitalDetail.open .detail-frame { transform: none; opacity: 1; }
.detail-close { position: absolute; top: 12px; right: 12px; background: transparent; border: 0; color: var(--muted);
  font-size: 16px; width: 28px; height: 28px; border-radius: var(--r-sm); }
.detail-close:hover { color: var(--fg); background: rgba(60,140,200,.12); }
.detail-head { display: flex; gap: 12px; align-items: center; }
.detail-badge { width: 44px; height: 44px; border-radius: var(--r-md); display: grid; place-items: center;
  font-size: 10px; font-family: var(--mono); color: var(--fg); background: rgba(60,140,200,.10); border: 1px solid var(--line); }
.detail-head h3 { font-size: 15px; color: #eaf6ff; }
.detail-head p { font-size: 11px; color: var(--muted); margin-top: 2px; }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.detail-grid dt { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.detail-grid dd { font-size: 13px; color: var(--fg); font-family: var(--mono); margin: 0; }
.detail-bar { display: flex; flex-direction: column; gap: 8px; margin-top: auto; }
.detail-bar .bar { height: 8px; border-radius: 4px; background: rgba(120,200,255,.10); overflow: hidden; }
.detail-bar .bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); border-radius: 4px; }

/* ---- modal (detail dialog) ---- */
.modal { position: fixed; inset: 0; z-index: 70; display: grid; place-items: center; padding: 40px; }
.modal[hidden] { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(3,6,11,.72); backdrop-filter: blur(6px);
  animation: fade-in .35s var(--ease); }
.modal-card { position: relative; width: 100%; max-width: 720px; max-height: 100%; overflow: auto;
  border: 1px solid var(--accent); border-radius: var(--r-lg); box-shadow: 0 24px 80px rgba(0,0,0,.6);
  transform: translatey(20px) scale(.98); opacity: 0; transition: all .4s var(--ease); }
.modal.active .modal-card { transform: none; opacity: 1; }
.modal-close { position: absolute; top: 14px; right: 14px; background: transparent; border: 1px solid var(--line);
  color: var(--muted); width: 34px; height: 34px; border-radius: var(--r-sm); display: grid; place-items: center;
  transition: all .25s var(--ease); }
.modal-close:hover { color: var(--fg); border-color: var(--accent); }
.modal-card h3#mTitle { padding: 22px 22px 0; font-size: 18px; color: #eaf6ff; }
.m-sub { padding: 4px 22px 0; font-size: 12px; color: var(--muted); font-family: var(--mono); }
.modal-tag { display: inline-block; padding: 3px 9px; border-radius: 5px; font-size: 9px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase; }
.modal-tag.sev-critical { background: rgba(255,85,102,.16); color: var(--danger); border: 1px solid var(--danger); }
.modal-tag.sev-high { background: rgba(255,180,61,.16); color: var(--warn); border: 1px solid var(--warn); }
.modal-tag.sev-medium { background: rgba(51,201,255,.16); color: var(--accent); border: 1px solid var(--accent); }
.modal-tag.sev-low { background: rgba(0,255,163,.16); color: var(--accent-2); border: 1px solid var(--accent-2); }
.modal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 18px 22px 0; padding: 16px 18px;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-md); }
.modal-grid dt { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.modal-grid dd { font-size: 13px; color: var(--fg); font-family: var(--mono); margin: 6px 0 0; }
.modal-grid dd b { font-size: 15px; }
.modal-body { padding: 18px 22px 0; }
.modal-actions { display: flex; gap: 10px; padding: 18px 22px 22px; }
.btn { padding: 10px 16px; border-radius: var(--r-md); font-size: 13px; font-weight: 600;
  border: 1px solid var(--line); background: transparent; color: var(--fg); transition: all .25s var(--ease); }
.btn:hover { border-color: var(--accent); }
.btn.primary { background: linear-gradient(90deg, var(--accent), var(--accent-2)); color: #04121c;
  border-color: transparent; box-shadow: 0 6px 22px rgba(51,201,255,.35); }
.btn.ghost { border-color: var(--line); color: var(--muted); }
.btn.active { background: rgba(60,200,160,.14); border-color: var(--accent-2); color: var(--fg); }
.rec { margin: 0 22px 22px; font-size: 13px; color: #eaf6ff; line-height: 1.75;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-md); padding: 14px; }
@keyframes fade-in { from { opacity: 0 } to { opacity: 1 } }

/* ---- toast stack ---- */
.toast-stack { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); z-index: 100;
  display: flex; flex-direction: column; gap: 10px; align-items: center; pointer-events: none; }
.toast { display: flex; flex-direction: column; gap: 3px; min-width: 250px; padding: 11px 18px; border-radius: var(--r-md);
  border: 1px solid var(--line); background: var(--panel-2); box-shadow: 0 16px 50px rgba(0,0,0,.55);
  font-size: 13px; color: var(--fg); opacity: 0; transform: translatey(14px); transition: all .4s var(--ease); pointer-events: auto; }
.toast.show { opacity: 1; transform: translatey(0); }
.toast .tt { font-family: var(--mono); font-size: 10px; letter-spacing: .06em; }
.toast .tm { font-family: var(--mono); font-size: 11px; }
.toast.t-info { border-color: rgba(51,201,255,.35); }
.toast.t-info .tt { color: var(--accent); }
.toast.t-ok { border-color: rgba(0,255,163,.35); }
.toast.t-ok .tt { color: var(--accent-2); }
.toast.t-warn { border-color: rgba(255,180,61,.35); }
.toast.t-warn .tt { color: var(--warn); }
.toast.t-danger { border-color: rgba(255,85,102,.35); }
.toast.t-danger .tt { color: var(--danger); }

/* ---- drawer extras ---- */
.drawer-divider { height: 1px; background: var(--line); margin: 12px 4px; }
.drawer-hint { position: absolute; bottom: 20px; left: 20px; right: 20px; font-size: 10px; color: var(--muted);
  line-height: 1.6; font-family: var(--mono); letter-spacing: .03em; }
.drawer-item.active { background: rgba(60,200,160,.10); border-color: var(--accent-2); }

/* ---- responsive ---- */
@media (max-width: 1000px) {
  #kpiGrid { grid-template-columns: repeat(2, 1fr); }
  .dash-cols { grid-template-columns: 1fr; }
  .modal-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 700px) {
  #kpiGrid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .dash-cols { grid-template-columns: 1fr; }
  .ctrl-bar { gap: 10px; }
  .sort-group { margin-left: 0; }
  #orbitalDetail { display: none; }
  .modal { padding: 16px; }
}
@media (max-width: 520px) {
  #view-collision .ctrl-bar { flex-direction: column; align-items: stretch; }
  #kpiGrid { grid-template-columns: 1fr 1fr; }
  .panel-head h3 { font-size: 11px; }
}