/* ============================================================
   Stalker de Preços — design system
   ============================================================ */

:root {
  /* superfícies */
  --bg:        #070a0e;
  --bg-glow:   #0b1a18;
  --surface:   #0d1219;
  --surface-2: #121a23;
  --surface-3: #18222d;
  --border:    #1c2733;
  --border-hi: #263444;

  /* texto */
  --fg:        #e9f0f7;
  --fg-dim:    #a8b6c6;
  --muted:     #6f8093;
  --faint:     #495868;

  /* acentos */
  --ac:        #1fd7a4;   /* energia */
  --ac-deep:   #0e9a75;
  --ac-soft:   rgba(31, 215, 164, .12);
  --cyan:      #4cc9f0;
  --warn:      #ffa94d;   /* carregando */
  --warn-soft: rgba(255, 169, 77, .14);
  --danger:    #ff6b6b;   /* fora de serviço */
  --violet:    #a78bfa;

  --r-sm: 8px;
  --r:    14px;
  --r-lg: 20px;

  --sh:    0 1px 2px rgba(0,0,0,.4), 0 8px 24px -12px rgba(0,0,0,.6);
  --sh-hi: 0 2px 8px rgba(0,0,0,.5), 0 16px 48px -16px rgba(0,0,0,.8);

  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --ease: cubic-bezier(.16, 1, .3, 1);
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* brilho ambiente no topo */
body::before {
  content: "";
  position: fixed;
  inset: -20% 0 auto 0;
  height: 60vh;
  background:
    radial-gradient(60% 50% at 20% 0%, rgba(31,215,164,.10), transparent 70%),
    radial-gradient(50% 50% at 85% 5%, rgba(76,201,240,.07), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.app { position: relative; z-index: 1; max-width: 1600px; margin: 0 auto; padding: 0 24px 64px; }

/* ---------- topbar ---------- */

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
  padding: 22px 0 20px;
  position: sticky; top: 0; z-index: 500;
  background: linear-gradient(180deg, var(--bg) 62%, rgba(7,10,14,0));
  backdrop-filter: blur(8px);
}

.brand { display: flex; align-items: center; gap: 13px; }

.brand-mark {
  width: 40px; height: 40px; flex: none;
  display: grid; place-items: center;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--ac), var(--ac-deep));
  box-shadow: 0 0 0 1px rgba(31,215,164,.3), 0 6px 20px -6px rgba(31,215,164,.55);
}
.brand-mark svg { width: 21px; height: 21px; display: block; }

.brand h1 {
  margin: 0; font-size: 19px; font-weight: 650; letter-spacing: -.02em;
}
.brand h1 em { font-style: normal; color: var(--ac); }
.brand p {
  margin: 1px 0 0; font-size: 11.5px; color: var(--muted);
  letter-spacing: .02em;
}

.controls { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

.live {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 11.5px; color: var(--muted);
  font-variant-numeric: tabular-nums;
  padding: 7px 12px;
  border: 1px solid var(--border); border-radius: 999px;
  background: var(--surface);
}
.live .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ac); box-shadow: 0 0 0 0 rgba(31,215,164,.6);
  animation: pulse 2.4s var(--ease) infinite;
}
.live.stale .dot { background: var(--muted); animation: none; box-shadow: none; }
.live.error .dot { background: var(--danger); animation: none; }
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(31,215,164,.5); }
  70%  { box-shadow: 0 0 0 7px rgba(31,215,164,0); }
  100% { box-shadow: 0 0 0 0 rgba(31,215,164,0); }
}

.segmented {
  display: inline-flex; padding: 3px; gap: 2px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px;
}
.segmented button {
  appearance: none; border: 0; cursor: pointer;
  background: transparent; color: var(--muted);
  font: 500 12.5px/1 var(--sans);
  padding: 8px 14px; border-radius: 7px;
  transition: color .18s, background .18s;
}
.segmented button:hover { color: var(--fg-dim); }
.segmented button[aria-pressed="true"] {
  background: var(--surface-3); color: var(--fg);
  box-shadow: inset 0 0 0 1px var(--border-hi);
}

/* toggle de unidade (comparador de tarifas) — visual do .segmented, classe própria
   pra não cair no listener global de ".segmented button" (que é de janela 24h/7d/30d). */
.unit-toggle {
  display: inline-flex; padding: 3px; gap: 2px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px;
}
.unit-toggle button {
  appearance: none; border: 0; cursor: pointer;
  background: transparent; color: var(--muted);
  font: 500 12.5px/1 var(--sans);
  padding: 8px 14px; border-radius: 7px;
  transition: color .18s, background .18s;
}
.unit-toggle button:hover { color: var(--fg-dim); }
.unit-toggle button[aria-pressed="true"] {
  background: var(--surface-3); color: var(--fg);
  box-shadow: inset 0 0 0 1px var(--border-hi);
}

.select-wrap { position: relative; display: inline-flex; }
.select-wrap::after {
  content: ""; position: absolute; right: 12px; top: 50%;
  width: 7px; height: 7px; margin-top: -5px;
  border-right: 1.6px solid var(--muted); border-bottom: 1.6px solid var(--muted);
  transform: rotate(45deg); pointer-events: none;
}
select {
  appearance: none;
  background: var(--surface); color: var(--fg);
  border: 1px solid var(--border); border-radius: 10px;
  font: 500 12.5px/1 var(--sans);
  padding: 9px 34px 9px 13px; cursor: pointer;
  transition: border-color .18s;
}
select:hover { border-color: var(--border-hi); }

/* ---------- Alerta de falha de coleta ---------- */
.alerta-coleta { display: none; }
.alerta-coleta.on {
  display: flex; gap: 14px; align-items: flex-start;
  margin-bottom: 18px; padding: 16px 18px;
  background: linear-gradient(90deg, rgba(255,107,107,.18), rgba(255,107,107,.06));
  border: 1.5px solid var(--danger); border-left-width: 5px; border-radius: 12px;
  animation: acPulse 1.8s ease-in-out infinite;
}
@keyframes acPulse { 0%,100% { border-color: var(--danger); } 50% { border-color: #ff9b9b; } }
.alerta-coleta .ac-ico { font-size: 26px; line-height: 1; }
.alerta-coleta .ac-tit {
  font: 650 15px/1.3 var(--sans); color: #ffb4b4; margin-bottom: 8px;
}
.alerta-coleta .ac-list { display: flex; flex-wrap: wrap; gap: 8px; }
.alerta-coleta .ac-item {
  font: 500 12.5px/1 var(--sans); color: var(--fg-dim);
  background: rgba(255,107,107,.12); border: 1px solid rgba(255,107,107,.35);
  border-radius: 999px; padding: 6px 11px;
}
.alerta-coleta .ac-item b { color: #ffd4d4; }

.ghost-toggle {
  display: inline-flex; align-items: center; gap: 7px; cursor: pointer;
  padding: 8px 12px; border-radius: 10px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--muted); font: 500 12.5px/1 var(--sans);
  transition: color .18s, border-color .18s;
  user-select: none;
}
.ghost-toggle:hover { color: var(--fg-dim); border-color: var(--border-hi); }
.ghost-toggle input { accent-color: var(--ac); cursor: pointer; margin: 0; }
.ghost-toggle:has(input:checked) { color: var(--fg); border-color: var(--border-hi); }

.icon-btn {
  appearance: none; cursor: pointer;
  width: 36px; height: 36px; display: grid; place-items: center;
  background: var(--surface); color: var(--fg-dim);
  border: 1px solid var(--border); border-radius: 10px;
  transition: color .18s, border-color .18s, transform .4s var(--ease);
}
.icon-btn:hover { color: var(--ac); border-color: var(--border-hi); }
.icon-btn svg { width: 15px; height: 15px; }
.icon-btn.spin svg { animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

:where(button, select, input, a):focus-visible {
  outline: 2px solid var(--ac); outline-offset: 2px;
}

/* ---------- KPIs ---------- */

.kpis {
  display: grid; gap: 14px; margin-bottom: 18px;
  grid-template-columns: repeat(auto-fit, minmax(178px, 1fr));
}

.kpi {
  position: relative; overflow: hidden;
  padding: 16px 18px 15px;
  background: linear-gradient(160deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border); border-radius: var(--r);
  box-shadow: var(--sh);
  transition: border-color .25s, transform .25s var(--ease);
}
.kpi:hover { border-color: var(--border-hi); transform: translateY(-2px); }
.kpi::after {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-line, rgba(31,215,164,.5)), transparent);
  opacity: .7;
}
.kpi[data-tone="warn"]   { --accent-line: rgba(255,169,77,.5); }
.kpi[data-tone="cyan"]   { --accent-line: rgba(76,201,240,.5); }
.kpi[data-tone="violet"] { --accent-line: rgba(167,139,250,.5); }

.kpi .label {
  display: flex; align-items: center; gap: 6px;
  font-size: 11px; color: var(--muted);
  text-transform: uppercase; letter-spacing: .07em; font-weight: 500;
}
.kpi .value {
  margin-top: 9px;
  font: 650 27px/1.1 var(--sans);
  letter-spacing: -.025em; font-variant-numeric: tabular-nums;
}
.kpi .value small { font-size: 15px; font-weight: 500; color: var(--fg-dim); margin-left: 2px; }
.kpi .foot { margin-top: 6px; font-size: 11.5px; color: var(--faint); }
.kpi[data-tone="warn"] .value   { color: var(--warn); }
.kpi[data-tone="cyan"] .value   { color: var(--cyan); }
.kpi[data-tone="violet"] .value { color: var(--violet); }

/* ---------- grid de painéis ---------- */

.grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.span-2 { grid-column: span 2; }
.span-3 { grid-column: span 3; }

.panel {
  display: flex; flex-direction: column; min-width: 0;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); box-shadow: var(--sh);
  overflow: hidden;
}

.panel > header {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--border);
}
.panel h2 {
  margin: 0; font-size: 12.5px; font-weight: 600;
  letter-spacing: .01em; color: var(--fg);
}
.panel .hint { font-size: 11px; color: var(--faint); margin-top: 2px; }
.panel > header .side { font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; }

.panel-body { padding: 16px; flex: 1; min-height: 0; }
.panel-body.flush { padding: 0; }

/* ---------- mapa ---------- */

#map { height: 100%; min-height: 430px; background: #0a0e13; }
.map-panel .panel-body { display: flex; flex-direction: column; }

.leaflet-container { font-family: var(--sans); background: #0a0e13; }
.leaflet-popup-content-wrapper {
  background: var(--surface-2); color: var(--fg);
  border: 1px solid var(--border-hi); border-radius: 12px;
  box-shadow: var(--sh-hi);
}
.leaflet-popup-content { margin: 12px 14px; font-size: 12.5px; line-height: 1.55; }
.leaflet-popup-tip { background: var(--surface-2); border: 1px solid var(--border-hi); }
.leaflet-popup-close-button { color: var(--muted) !important; }
.leaflet-control-zoom a {
  background: var(--surface-2) !important; color: var(--fg-dim) !important;
  border-color: var(--border) !important;
}
.leaflet-control-zoom a:hover { background: var(--surface-3) !important; color: var(--ac) !important; }
.leaflet-control-attribution {
  background: rgba(7,10,14,.75) !important; color: var(--faint) !important;
  font-size: 10px !important;
}
.leaflet-control-attribution a { color: var(--muted) !important; }

.pop-title { font-weight: 600; font-size: 13px; margin-bottom: 2px; }
.pop-sub { color: var(--muted); font-size: 11px; margin-bottom: 8px; }
.pop-row { display: flex; justify-content: space-between; gap: 18px; }
.pop-row span:last-child { font-family: var(--mono); font-size: 11.5px; }

.map-legend {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 10px 16px; border-top: 1px solid var(--border);
  font-size: 11px; color: var(--muted); background: var(--surface);
}
.map-legend .item { display: inline-flex; align-items: center; gap: 6px; }
.map-legend .swatch { width: 9px; height: 9px; border-radius: 50%; }
.map-legend .scale {
  width: 90px; height: 7px; border-radius: 4px; margin: 0 2px;
  background: linear-gradient(90deg, #174d47, var(--ac), var(--warn));
}

/* ---------- tabelas ---------- */

.tbl-wrap { overflow: auto; max-height: 430px; }
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
thead th {
  position: sticky; top: 0; z-index: 2;
  background: var(--surface); color: var(--muted);
  font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: .06em;
  text-align: left; padding: 10px 14px;
  border-bottom: 1px solid var(--border); white-space: nowrap;
}
thead th.num, td.num { text-align: right; }
tbody td {
  padding: 11px 14px; border-bottom: 1px solid rgba(28,39,51,.6);
  vertical-align: middle;
}
tbody tr { transition: background .15s; }
tbody tr:hover { background: rgba(255,255,255,.022); }
tbody tr:last-child td { border-bottom: 0; }
td.num { font-family: var(--mono); font-variant-numeric: tabular-nums; font-size: 12px; }
.cell-main { font-weight: 500; }
.cell-sub { color: var(--faint); font-size: 11px; margin-top: 1px; }
.rank {
  display: inline-grid; place-items: center;
  width: 20px; height: 20px; border-radius: 6px; margin-right: 10px;
  background: var(--surface-3); color: var(--muted);
  font: 600 10.5px/1 var(--mono); flex: none;
}
tbody tr:nth-child(1) .rank { background: var(--ac-soft); color: var(--ac); }
tbody tr:nth-child(2) .rank, tbody tr:nth-child(3) .rank { color: var(--fg-dim); }

.meter { display: flex; align-items: center; gap: 8px; justify-content: flex-end; }
.meter .track {
  width: 46px; height: 5px; border-radius: 3px;
  background: var(--surface-3); overflow: hidden; flex: none;
}
.meter .fill {
  height: 100%; border-radius: 3px;
  background: linear-gradient(90deg, var(--ac-deep), var(--ac));
  transition: width .6s var(--ease);
}
.meter .fill.hot { background: linear-gradient(90deg, var(--ac), var(--warn)); }

.chip {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 8px; border-radius: 6px;
  font-size: 10.5px; font-weight: 500; letter-spacing: .01em;
  background: var(--surface-3); color: var(--fg-dim);
  border: 1px solid transparent; white-space: nowrap;
}
.chip.ac    { background: var(--ac-soft);   color: var(--ac);    border-color: rgba(31,215,164,.22); }
.chip.warn  { background: var(--warn-soft); color: var(--warn);  border-color: rgba(255,169,77,.22); }
.chip.down  { background: rgba(255,107,107,.12); color: var(--danger); border-color: rgba(255,107,107,.22); }
.chip.cyan  { background: rgba(76,201,240,.12); color: var(--cyan); border-color: rgba(76,201,240,.22); }

/* ---------- barras (redes) ---------- */

.barlist { display: flex; flex-direction: column; gap: 3px; }
/* 18 redes esticariam a linha do grid e deixariam buraco no painel vizinho */
#networks { max-height: 428px; overflow-y: auto; }
.barlist .row {
  position: relative; display: grid;
  grid-template-columns: 1fr auto; align-items: center; gap: 12px;
  padding: 7px 11px; border-radius: 9px;
  cursor: pointer; overflow: hidden;
  flex-shrink: 0;               /* container tem altura fixa: sem isso o flex espreme e o texto sobrepõe */
  transition: background .15s;
}
.barlist .row:hover { background: rgba(255,255,255,.03); }
.barlist .row.on { background: var(--ac-soft); }
.barlist .bg {
  position: absolute; inset: 0 auto 0 0; z-index: 0;
  background: linear-gradient(90deg, rgba(31,215,164,.16), rgba(31,215,164,.05));
  border-radius: 9px;
  transition: width .7s var(--ease);
}
.barlist .name, .barlist .val { position: relative; z-index: 1; }
.barlist .name {
  display: flex; flex-direction: column; gap: 1px;
  min-width: 0; font-size: 12.5px; font-weight: 500;
}
.barlist .name .nm { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; }
.barlist .name .sub { color: var(--faint); font-size: 11px; font-weight: 400;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; }
.barlist .val { font-family: var(--mono); font-size: 12px; color: var(--fg-dim); white-space: nowrap; }

/* ---------- badge AC / DC ---------- */
.badge-cor {
  display: inline-block; flex: 0 0 auto; vertical-align: middle;
  font-family: var(--mono); font-size: 9.5px; font-weight: 700; letter-spacing: .3px;
  padding: 1px 5px; border-radius: 5px; line-height: 1.5;
}
.badge-cor.ac   { color: #67c9ff; background: rgba(56,189,248,.15); }
.badge-cor.dc   { color: #ffb454; background: rgba(255,169,77,.16); }
.badge-cor.acdc { color: #b9a2ff; background: rgba(167,139,250,.18); }

/* ---------- filtro de faixa de preço (dual-range) ---------- */
.price-filter { display: inline-flex; align-items: center; gap: 8px; }
.price-filter .pf-cap { font-size: 11px; color: var(--faint); font-weight: 600; letter-spacing: .3px; }
.pf-slider { position: relative; width: 132px; height: 20px; }
.pf-track {
  position: absolute; top: 50%; left: 0; right: 0; height: 4px;
  transform: translateY(-50%); background: var(--line); border-radius: 3px;
}
.pf-fill { position: absolute; top: 0; height: 100%; background: var(--ac); border-radius: 3px; }
.pf-slider input[type=range] {
  position: absolute; top: 0; left: 0; width: 100%; height: 20px; margin: 0;
  -webkit-appearance: none; appearance: none; background: none; pointer-events: none;
}
.pf-slider input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; pointer-events: auto;
  width: 13px; height: 13px; border-radius: 50%; background: var(--ac);
  border: 2px solid var(--bg); cursor: pointer; box-shadow: 0 1px 3px rgba(0,0,0,.4);
}
.pf-slider input[type=range]::-moz-range-thumb {
  pointer-events: auto; width: 13px; height: 13px; border-radius: 50%;
  background: var(--ac); border: 2px solid var(--bg); cursor: pointer;
}
.price-filter .pf-val {
  font-family: var(--mono); font-size: 11.5px; color: var(--fg-dim);
  min-width: 96px; white-space: nowrap;
}
.price-filter .pf-val.on { color: var(--ac); }

/* ---------- barra de seleção de região no mapa ---------- */
.region-bar {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 8px 14px; border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.015); font-size: 12px;
}
.region-bar .reg-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 11px; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--line); background: var(--panel-2, rgba(255,255,255,.04));
  color: var(--fg-dim); font-size: 12px; font-weight: 500; white-space: nowrap;
  transition: all .15s;
}
.region-bar .reg-btn:hover { color: var(--fg); border-color: var(--ac); }
.region-bar .reg-btn.on { background: var(--ac-soft); color: var(--ac); border-color: var(--ac); }
.region-bar .reg-raio { display: inline-flex; align-items: center; gap: 7px; color: var(--faint); }
.region-bar .reg-raio input[type=range] { width: 116px; accent-color: var(--ac); cursor: pointer; }
.region-bar .reg-raio b { color: var(--fg-dim); font-family: var(--mono); min-width: 40px; }
.region-bar .reg-info { color: var(--faint); flex: 1 1 auto; min-width: 0;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.region-bar .reg-info b { color: var(--ac); }
.region-bar .reg-clear { color: var(--faint); cursor: pointer; text-decoration: underline;
  background: none; border: 0; font-size: 11.5px; white-space: nowrap; }
.region-bar .reg-clear:hover { color: var(--danger); }

/* ---------- feed de mudanças ---------- */

.feed { display: flex; flex-direction: column; max-height: 430px; overflow: auto; }
.feed .ev {
  display: grid; grid-template-columns: auto 1fr auto; gap: 11px;
  align-items: center; padding: 11px 16px;
  border-bottom: 1px solid rgba(28,39,51,.6);
}
.feed .ev:last-child { border-bottom: 0; }
.feed .arrow {
  width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center;
  font-size: 12px; font-weight: 700; flex: none;
}
.feed .arrow.up   { background: rgba(255,107,107,.12); color: var(--danger); }
.feed .arrow.down { background: var(--ac-soft); color: var(--ac); }
.feed .who { min-width: 0; }
.feed .who .n { font-size: 12.5px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.feed .who .t { font-size: 11px; color: var(--faint); }
.feed .delta { text-align: right; font-family: var(--mono); font-size: 12px; }
.feed .delta .pct { font-size: 11px; }
.feed .delta .pct.up   { color: var(--danger); }
.feed .delta .pct.down { color: var(--ac); }

/* ---------- gráficos ---------- */

.chart { width: 100%; display: block; overflow: visible; }
.chart .grid-line { stroke: rgba(255,255,255,.05); stroke-width: 1; }
.chart .axis-label { fill: var(--faint); font-size: 10px; font-family: var(--mono); }
.chart .area { fill: url(#areaGrad); }
.chart .line { fill: none; stroke: var(--ac); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .dot-hi { fill: var(--ac); stroke: var(--surface); stroke-width: 2.5; }
.chart .hover-line { stroke: var(--border-hi); stroke-width: 1; stroke-dasharray: 3 3; }
.chart .bar { fill: var(--ac-deep); transition: fill .15s; }
.chart .bar:hover { fill: var(--ac); }

.chart-tip {
  position: absolute; z-index: 20; pointer-events: none;
  padding: 8px 11px; border-radius: 9px;
  background: var(--surface-3); border: 1px solid var(--border-hi);
  box-shadow: var(--sh-hi); font-size: 11.5px; white-space: nowrap;
  opacity: 0; transform: translate(-50%, -118%); transition: opacity .12s;
}
.chart-tip.on { opacity: 1; }
.chart-tip b { font-family: var(--mono); font-weight: 600; }

/* O SVG é posicionado absoluto: assim ele preenche a altura que o grid deu ao
   painel sem realimentar a medição (o que geraria loop de resize). */
.chart-host { position: relative; padding: 0; min-height: 210px; }
.chart-host > svg.chart { position: absolute; inset: 14px; }

/* donut */
.donut-wrap { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.donut { position: relative; flex: none; }
.donut .center {
  position: absolute; inset: 0; display: grid; place-content: center; text-align: center;
}
.donut .center .v { font: 650 22px/1 var(--sans); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.donut .center .l { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .07em; margin-top: 3px; }
.donut circle { transition: stroke-dasharray .8s var(--ease); }

.legend { display: flex; flex-direction: column; gap: 9px; flex: 1; min-width: 120px; }
.legend .li { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 9px; font-size: 12px; }
.legend .sw { width: 9px; height: 9px; border-radius: 3px; }
.legend .ln { color: var(--fg-dim); }
.legend .lv { font-family: var(--mono); font-size: 12px; color: var(--fg); }

/* ---------- estados ---------- */

.empty, .loading-state {
  display: grid; place-items: center; gap: 10px;
  padding: 44px 20px; text-align: center; color: var(--muted); font-size: 12.5px;
}
.empty svg { width: 30px; height: 30px; opacity: .35; }
.empty .title { color: var(--fg-dim); font-weight: 500; font-size: 13px; }
.empty .desc { max-width: 320px; line-height: 1.6; font-size: 12px; color: var(--faint); }

.skel {
  background: linear-gradient(90deg, var(--surface-2) 25%, var(--surface-3) 50%, var(--surface-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite linear;
  border-radius: 6px;
}
@keyframes shimmer { to { background-position: -200% 0; } }
.skel-row { height: 13px; margin: 13px 16px; }

.banner {
  display: none; align-items: center; gap: 10px;
  margin-bottom: 16px; padding: 12px 15px;
  border: 1px solid rgba(255,107,107,.3); border-radius: var(--r-sm);
  background: rgba(255,107,107,.08); color: #ffb3b3; font-size: 12.5px;
}
.banner.on { display: flex; }

.search {
  appearance: none; width: 160px;
  background: var(--surface-2); color: var(--fg);
  border: 1px solid var(--border); border-radius: 8px;
  font: 400 12px/1 var(--sans); padding: 7px 11px;
  transition: border-color .18s, width .25s var(--ease);
}
.search::placeholder { color: var(--faint); }
.search:focus { border-color: var(--border-hi); width: 190px; }

footer.site {
  margin-top: 22px; padding-top: 16px;
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  color: var(--faint); font-size: 11px;
}
footer.site b { color: var(--muted); font-weight: 500; }

/* ---------- responsivo ---------- */

@media (max-width: 1180px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .span-2, .span-3 { grid-column: span 2; }
}
@media (max-width: 760px) {
  .app { padding: 0 14px 40px; }
  .grid { grid-template-columns: minmax(0, 1fr); }
  .span-2, .span-3 { grid-column: span 1; }

  /* sticky comeria 1/5 da tela quando os controles quebram em 3 linhas */
  .topbar { position: static; padding: 16px 0 14px; backdrop-filter: none; }
  .controls { width: 100%; gap: 8px; }
  .live { order: 3; flex: 1; justify-content: center; }
  .segmented button { padding: 8px 12px; }
  .search { width: 100%; }
  .search:focus { width: 100%; }

  /* dois cards por linha em vez de seis empilhados */
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .kpi { padding: 13px 14px 12px; }
  .kpi .value { font-size: 21px; }
  .kpi .label { font-size: 10px; letter-spacing: .05em; }
  .kpi .foot { font-size: 10.5px; }

  #map { min-height: 320px; }
  .donut-wrap { justify-content: center; }
  thead th, tbody td { padding-left: 11px; padding-right: 11px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* linhas do ranking clicáveis: voam até a estação no mapa */
tbody tr.clickable { cursor: pointer; }
tbody tr.clickable:hover { background: rgba(31, 215, 164, .06); }
tbody tr.clickable:hover .cell-main { color: var(--ac); }

/* ---------- autenticação ---------- */

.auth-gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 50% 20%, rgba(31,215,164,.12), transparent 35%),
    var(--bg);
}
.auth-gate[hidden], .app[hidden] { display: none !important; }
.login-card {
  width: min(420px, 100%);
  padding: 38px;
  border: 1px solid var(--border-hi);
  border-radius: 18px;
  background: rgba(14,19,25,.94);
  box-shadow: var(--sh-hi);
}
.login-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 24px;
  border-radius: 11px;
  background: var(--ac);
  color: var(--bg);
  font: 700 25px/1 var(--sans);
}
.login-kicker {
  margin: 0 0 7px;
  color: var(--ac);
  font: 600 10px/1 var(--mono);
  letter-spacing: .16em;
}
.login-card h1 { margin: 0; font-size: 27px; letter-spacing: -.04em; }
.login-card h1 em { color: var(--ac); font-style: normal; }
.login-copy { margin: 11px 0 25px; color: var(--muted); font-size: 13px; line-height: 1.55; }
.login-card form { display: grid; gap: 15px; }
.login-card label { display: grid; gap: 7px; color: var(--fg-dim); font-size: 11px; font-weight: 600; }
.login-card input {
  width: 100%;
  padding: 12px 13px;
  border: 1px solid var(--border);
  border-radius: 9px;
  outline: none;
  background: var(--surface-2);
  color: var(--fg);
  font: 400 13px/1 var(--sans);
}
.login-card input:focus { border-color: var(--ac); box-shadow: 0 0 0 3px rgba(31,215,164,.1); }
.login-card button {
  margin-top: 3px;
  padding: 12px;
  border: 0;
  border-radius: 9px;
  background: var(--ac);
  color: var(--bg);
  font: 650 13px/1 var(--sans);
  cursor: pointer;
}
.login-card button:disabled { opacity: .6; cursor: wait; }
.login-error { min-height: 16px; color: var(--danger); font-size: 11.5px; }
.account { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 10.5px; }
.account button {
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface-2);
  color: var(--fg-dim);
  font: inherit;
  cursor: pointer;
}
.account button:hover { border-color: var(--border-hi); color: var(--fg); }

/* cabeçalhos ordenáveis do ranking (+ .sort-tarifa do comparador, classe própria
   pra não cair no listener global de ".sortable" que é fixo no ranking de estações) */
thead th.sortable, thead th.sort-tarifa { cursor: pointer; user-select: none; white-space: nowrap; }
thead th.sortable:hover, thead th.sort-tarifa:hover { color: var(--fg); }
thead th.sortable[data-dir="asc"]::after, thead th.sort-tarifa[data-dir="asc"]::after   { content: " ↑"; color: var(--ac); }
thead th.sortable[data-dir="desc"]::after, thead th.sort-tarifa[data-dir="desc"]::after { content: " ↓"; color: var(--ac); }