/* =========================================================
   NETRA AI — Design tokens & base
   ========================================================= */

:root {
  /* core surfaces — deep, near-black with cool blue undertone */
  --bg-0: #06080d;          /* page */
  --bg-1: #0b0f17;          /* panel */
  --bg-2: #121723;          /* elevated */
  --bg-3: #1a2030;          /* hover / well */
  --line: rgba(255,255,255,0.06);
  --line-2: rgba(255,255,255,0.10);

  /* text */
  --ink-0: #f4f6fb;
  --ink-1: #c8cfdc;
  --ink-2: #8a93a6;
  --ink-3: #5c6577;

  /* brand — iris cyan + saffron accent (the netra eye) */
  --iris: #4dd6ff;
  --iris-2: #2aa6d8;
  --iris-glow: rgba(77, 214, 255, 0.35);
  --saffron: #f0a73a;
  --saffron-glow: rgba(240, 167, 58, 0.25);

  /* semantic */
  --good: #5ce0a8;
  --warn: #f0a73a;
  --bad:  #ff6b6b;
  --crit: #ff3d6e;
  --info: #7aa2ff;

  /* type */
  --font-display: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body:    "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono:    "Geist Mono", ui-monospace, "JetBrains Mono", Menlo, monospace;
  --font-deva:    "Noto Serif Devanagari", serif;

  /* radii / shadow */
  --r-xs: 4px;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 20px;
  --shadow-1: 0 1px 0 rgba(255,255,255,0.04) inset, 0 0 0 1px var(--line);
  --shadow-2: 0 1px 0 rgba(255,255,255,0.04) inset, 0 0 0 1px var(--line), 0 30px 60px -30px rgba(0,0,0,0.5);

  /* density */
  --pad: 18px;
  --pad-sm: 12px;
  --gap: 14px;
  --row-h: 36px;
}

[data-density="compact"] {
  --pad: 12px; --pad-sm: 8px; --gap: 8px; --row-h: 30px;
}
[data-density="cozy"] {
  --pad: 22px; --pad-sm: 16px; --gap: 18px; --row-h: 42px;
}

* { box-sizing: border-box; }
html, body, #root { height: 100%; }
body {
  margin: 0;
  background: var(--bg-0);
  color: var(--ink-1);
  font: 14px/1.5 var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
  letter-spacing: -0.005em;
}

/* page background — soft iris radial in the corner */
body::before {
  content: "";
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(900px 600px at 88% -10%, rgba(77,214,255,0.07), transparent 60%),
    radial-gradient(700px 500px at -10% 110%, rgba(240,167,58,0.04), transparent 60%);
}

/* =========================================================
   App shell
   ========================================================= */
.app {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 248px 1fr;
  grid-template-rows: 56px 1fr;
  grid-template-areas:
    "side top"
    "side main";
  height: 100vh;
}

.topbar {
  grid-area: top;
  display: flex; align-items: center; gap: 14px;
  padding: 0 22px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent);
  position: relative; z-index: 5;
}
.topbar .crumb {
  font: 12px/1 var(--font-mono);
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.topbar .crumb b { color: var(--ink-0); font-weight: 500; }
.topbar .spacer { flex: 1; }
.topbar .live {
  display: inline-flex; align-items: center; gap: 8px;
  font: 11px/1 var(--font-mono); color: var(--ink-2);
  text-transform: uppercase; letter-spacing: 0.14em;
}
.topbar .live .dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--good);
  box-shadow: 0 0 0 4px rgba(92,224,168,0.15);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  50% { opacity: 0.5; transform: scale(0.85); }
}

.topbar .search {
  display: flex; align-items: center; gap: 8px;
  height: 32px; padding: 0 12px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  color: var(--ink-2);
  min-width: 280px;
  font-size: 13px;
}
.topbar .search kbd {
  font: 10px/1 var(--font-mono);
  background: var(--bg-3); padding: 3px 5px; border-radius: 3px;
  border: 1px solid var(--line); color: var(--ink-2);
}
.topbar .ic-btn {
  width: 32px; height: 32px;
  display: grid; place-items: center;
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-md); color: var(--ink-1); cursor: pointer;
  position: relative;
}
.topbar .ic-btn:hover { background: var(--bg-3); color: var(--ink-0); }
.topbar .ic-btn .badge {
  position: absolute; top: -4px; right: -4px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--crit); color: white;
  font: 9px/1 var(--font-mono); display: grid; place-items: center;
  border: 2px solid var(--bg-0);
}
.topbar .me {
  display: flex; align-items: center; gap: 10px;
  padding: 4px 10px 4px 4px;
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: 24px; cursor: pointer;
}
.topbar .me .av {
  width: 26px; height: 26px; border-radius: 50%;
  background: linear-gradient(135deg, var(--iris), var(--saffron));
  display: grid; place-items: center;
  color: var(--bg-0); font: 600 11px/1 var(--font-mono);
}
.topbar .me .nm { font-size: 12px; color: var(--ink-1); }
.topbar .me .nm small { display: block; font: 10px/1.2 var(--font-mono); color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.1em; }

/* sidebar */
.sidebar {
  grid-area: side;
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.015), transparent);
  display: flex; flex-direction: column;
  padding: 16px 0;
  overflow: hidden;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  padding: 4px 18px 18px;
  border-bottom: 1px solid var(--line);
}
.brand .mark { width: 30px; height: 30px; }
.brand .wm { line-height: 1; }
.brand .wm b {
  display: block; font: 600 17px/1 var(--font-display);
  color: var(--ink-0); letter-spacing: -0.01em;
}
.brand .wm em {
  display: block; font: 11px/1 var(--font-mono); font-style: normal;
  color: var(--iris); margin-top: 4px;
  text-transform: uppercase; letter-spacing: 0.18em;
}
.brand .deva {
  font-family: var(--font-deva);
  color: var(--saffron);
  font-size: 18px;
  margin-left: auto;
  opacity: 0.7;
}

.nav-section {
  padding: 18px 12px 6px;
}
.nav-section h6 {
  margin: 0 0 8px 8px;
  font: 10px/1 var(--font-mono);
  text-transform: uppercase; letter-spacing: 0.18em;
  color: var(--ink-3);
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  border-radius: var(--r-md);
  color: var(--ink-1);
  cursor: pointer;
  font-size: 13px;
  position: relative;
  user-select: none;
}
.nav-item:hover { background: var(--bg-2); color: var(--ink-0); }
.nav-item.active {
  background: var(--bg-2);
  color: var(--ink-0);
  box-shadow: inset 2px 0 0 var(--iris);
}
.nav-item .ico { width: 18px; height: 18px; color: var(--ink-2); flex: none; }
.nav-item.active .ico { color: var(--iris); }
.nav-item .ct {
  margin-left: auto;
  font: 10px/1 var(--font-mono);
  padding: 3px 6px; border-radius: 10px;
  background: var(--bg-3); color: var(--ink-2);
}
.nav-item.active .ct { background: rgba(77,214,255,0.12); color: var(--iris); }
.nav-item .ct.crit { background: rgba(255,61,110,0.15); color: var(--crit); }

.side-foot {
  margin-top: auto;
  padding: 14px 18px;
  border-top: 1px solid var(--line);
  display: flex; align-items: center; gap: 10px;
  font: 11px/1.4 var(--font-mono);
  color: var(--ink-3);
}
.side-foot .pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 8px; border-radius: 20px;
  background: rgba(92,224,168,0.08); color: var(--good);
  font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
}
.side-foot .pill .d { width: 6px; height: 6px; border-radius: 50%; background: var(--good); animation: pulse 2s ease-in-out infinite; }

/* main */
.main {
  grid-area: main;
  overflow: auto;
  padding: 22px;
  scrollbar-width: thin;
  scrollbar-color: var(--bg-3) transparent;
}
.main::-webkit-scrollbar { width: 8px; height: 8px; }
.main::-webkit-scrollbar-thumb { background: var(--bg-3); border-radius: 8px; }

/* =========================================================
   Primitives
   ========================================================= */
.panel {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  position: relative;
}
.panel-h {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
}
.panel-h h3 {
  margin: 0; font: 500 14px/1 var(--font-display); color: var(--ink-0);
  letter-spacing: -0.01em;
}
.panel-h .sub {
  font: 11px/1 var(--font-mono); color: var(--ink-3);
  text-transform: uppercase; letter-spacing: 0.14em;
}
.panel-h .actions { margin-left: auto; display: flex; gap: 6px; }
.panel-b { padding: 18px; }

.kpi {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 16px 18px;
  position: relative; overflow: hidden;
}
.kpi .lbl {
  font: 10px/1 var(--font-mono); color: var(--ink-3);
  text-transform: uppercase; letter-spacing: 0.16em;
}
.kpi .val {
  font: 500 30px/1.1 var(--font-display);
  color: var(--ink-0); margin-top: 10px;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.kpi .val small { font-size: 14px; color: var(--ink-3); margin-left: 4px; }
.kpi .delta {
  display: inline-flex; gap: 4px; align-items: center;
  font: 11px/1 var(--font-mono); margin-top: 8px;
}
.kpi .delta.up { color: var(--good); }
.kpi .delta.dn { color: var(--bad); }
.kpi .delta.warn { color: var(--warn); }
.kpi .spark {
  position: absolute; right: 12px; bottom: 12px;
  opacity: 0.85;
}

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  height: 30px; padding: 0 12px;
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-md);
  font: 12px/1 var(--font-display); color: var(--ink-1); cursor: pointer;
}
.btn:hover { background: var(--bg-3); color: var(--ink-0); }
.btn.primary {
  background: var(--iris); color: var(--bg-0); border-color: var(--iris);
  font-weight: 500;
}
.btn.primary:hover { background: #6ddfff; }
.btn.ghost { background: transparent; }
.btn.crit { background: rgba(255,61,110,0.12); color: var(--crit); border-color: rgba(255,61,110,0.25); }
.btn.sm { height: 24px; padding: 0 8px; font-size: 11px; }

.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 8px; border-radius: 20px;
  font: 10px/1 var(--font-mono); text-transform: uppercase; letter-spacing: 0.12em;
  background: var(--bg-2); color: var(--ink-2);
  border: 1px solid var(--line);
}
.pill .d { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.pill.crit { background: rgba(255,61,110,0.12); color: var(--crit); border-color: rgba(255,61,110,0.2); }
.pill.warn { background: rgba(240,167,58,0.12); color: var(--warn); border-color: rgba(240,167,58,0.2); }
.pill.good { background: rgba(92,224,168,0.10); color: var(--good); border-color: rgba(92,224,168,0.18); }
.pill.info { background: rgba(122,162,255,0.10); color: var(--info); border-color: rgba(122,162,255,0.18); }
.pill.iris { background: rgba(77,214,255,0.10); color: var(--iris); border-color: rgba(77,214,255,0.18); }

.tag {
  display: inline-flex; align-items: center;
  padding: 2px 6px; border-radius: 4px;
  background: var(--bg-3); color: var(--ink-2);
  font: 10px/1.4 var(--font-mono);
  text-transform: uppercase; letter-spacing: 0.08em;
}

.divider { height: 1px; background: var(--line); margin: 14px 0; }
.row { display: flex; align-items: center; gap: var(--gap); }
.col { display: flex; flex-direction: column; gap: var(--gap); }
.grow { flex: 1; }
.muted { color: var(--ink-3); }
.mono { font-family: var(--font-mono); }

.meter {
  height: 4px; border-radius: 2px;
  background: var(--bg-3); overflow: hidden;
}
.meter > i { display: block; height: 100%; background: var(--iris); border-radius: 2px; }
.meter.warn > i { background: var(--warn); }
.meter.crit > i { background: var(--crit); }
.meter.good > i { background: var(--good); }

/* =========================================================
   Splash / iris loader
   ========================================================= */
.splash {
  position: fixed; inset: 0; z-index: 1000;
  background: radial-gradient(circle at 50% 50%, #0d1320 0%, #06080d 70%);
  display: grid; place-items: center;
  transition: opacity 0.7s ease, visibility 0.7s ease;
}
.splash.gone { opacity: 0; visibility: hidden; pointer-events: none; }
.splash-inner { text-align: center; }
.splash-inner h1 {
  margin: 26px 0 0;
  font: 500 22px/1 var(--font-display);
  letter-spacing: 0.4em;
  color: var(--ink-0);
}
.splash-inner .deva {
  font-family: var(--font-deva);
  color: var(--saffron); font-size: 18px;
  letter-spacing: 0.1em; margin-top: 10px;
}
.splash-inner .progress {
  margin: 22px auto 0; width: 260px; height: 2px;
  background: rgba(255,255,255,0.06); border-radius: 2px; overflow: hidden;
}
.splash-inner .progress i {
  display: block; height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--iris), var(--saffron));
  animation: bload 2.2s cubic-bezier(.4,.1,.3,1) forwards;
}
@keyframes bload { to { width: 100%; } }
.splash-inner .step {
  margin-top: 12px;
  font: 10px/1 var(--font-mono); color: var(--ink-3);
  letter-spacing: 0.2em; text-transform: uppercase;
}

/* iris animation */
.iris-svg .ring-outer { animation: spin 12s linear infinite; transform-origin: center; }
.iris-svg .ring-inner { animation: spin-r 8s linear infinite; transform-origin: center; }
.iris-svg .scan {
  stroke-dasharray: 12 350;
  animation: scan 2.4s linear infinite;
}
.splash .iris-svg { width: 140px; height: 140px; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes spin-r { to { transform: rotate(-360deg); } }
@keyframes scan { to { stroke-dashoffset: -362; } }

/* =========================================================
   Camera tile
   ========================================================= */
.cam {
  position: relative;
  background: #000;
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 16/9;
  cursor: pointer;
  border: 1px solid var(--line);
}
.cam .feed { position: absolute; inset: 0; }
.cam .scanline { display: none; }
.cam .overlay {
  position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(180deg, rgba(0,0,0,0.45) 0%, transparent 25%, transparent 75%, rgba(0,0,0,0.6) 100%);
}
.cam .head {
  position: absolute; top: 8px; left: 10px; right: 10px;
  display: flex; align-items: center; gap: 8px;
  font: 11px/1 var(--font-mono); color: var(--ink-0);
}
.cam .head .rec {
  width: 8px; height: 8px; border-radius: 50%; background: var(--crit);
  animation: pulse 1.6s ease-in-out infinite;
}
.cam .head .name { font-weight: 500; }
.cam .head .ts { margin-left: auto; color: var(--ink-2); font-size: 10px; }
.cam .foot {
  position: absolute; bottom: 8px; left: 10px; right: 10px;
  display: flex; align-items: center; gap: 8px; font: 10px/1 var(--font-mono); color: var(--ink-2);
}
.cam .bbox {
  position: absolute; border: 1.5px solid var(--iris);
  border-radius: 2px;
  box-shadow: 0 0 0 2px rgba(77,214,255,0.15);
}
.cam .bbox::before {
  content: attr(data-label);
  position: absolute; top: -18px; left: -1px;
  background: var(--iris); color: var(--bg-0);
  font: 9px/1 var(--font-mono); padding: 3px 5px;
  text-transform: uppercase; letter-spacing: 0.08em;
  border-radius: 2px;
}
.cam .bbox.warn { border-color: var(--warn); box-shadow: 0 0 0 2px rgba(240,167,58,0.2); }
.cam .bbox.warn::before { background: var(--warn); }
.cam .bbox.crit { border-color: var(--crit); box-shadow: 0 0 0 2px rgba(255,61,110,0.2); animation: critpulse 1.4s ease-in-out infinite; }
.cam .bbox.crit::before { background: var(--crit); color: white; }
@keyframes critpulse { 50% { box-shadow: 0 0 0 6px rgba(255,61,110,0.1); } }

.cam.alert { box-shadow: 0 0 0 2px var(--crit), 0 0 30px rgba(255,61,110,0.25); }

/* table */
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl thead th {
  text-align: left; padding: 10px 12px;
  font: 500 10px/1 var(--font-mono); text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--ink-3); border-bottom: 1px solid var(--line);
  background: var(--bg-1);
  position: sticky; top: 0; z-index: 1;
}
.tbl tbody td {
  padding: 12px; border-bottom: 1px solid var(--line);
  color: var(--ink-1);
  vertical-align: middle;
}
.tbl tbody tr:hover { background: rgba(255,255,255,0.02); }
.tbl tbody tr.selected { background: rgba(77,214,255,0.05); }
.tbl tbody tr { cursor: pointer; }
.tbl .tnum { font-family: var(--font-mono); font-variant-numeric: tabular-nums; color: var(--ink-2); }

/* form bits */
.fld {
  display: flex; flex-direction: column; gap: 6px;
}
.fld label {
  font: 10px/1 var(--font-mono); color: var(--ink-3);
  text-transform: uppercase; letter-spacing: 0.14em;
}
.fld input, .fld select, .fld textarea {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  color: var(--ink-0);
  font: 13px/1 var(--font-body);
  padding: 9px 12px;
  outline: none;
}
.fld input:focus, .fld select:focus, .fld textarea:focus {
  border-color: var(--iris);
  box-shadow: 0 0 0 3px rgba(77,214,255,0.12);
}

/* helpers */
.grid { display: grid; gap: var(--gap); }
.grid.k4 { grid-template-columns: repeat(4, 1fr); }
.grid.k3 { grid-template-columns: repeat(3, 1fr); }
.grid.k2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 1280px) {
  .grid.k4 { grid-template-columns: repeat(2, 1fr); }
  .grid.k3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .grid.k4, .grid.k3, .grid.k2 { grid-template-columns: 1fr; }
  .app { grid-template-columns: 64px 1fr; }
  .brand .wm, .nav-section h6, .nav-item span.lbl, .side-foot .pill, .side-foot .v { display: none; }
  .nav-item { justify-content: center; padding: 8px; }
  .nav-item .ct { display: none; }
  .topbar .search { display: none; }
}

/* page transitions */
.fade-in { animation: fadein 0.4s ease; }
@keyframes fadein {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

/* Tweaks panel — match theme */
.tweaks-panel, .tp-body { font-family: var(--font-body) !important; }