/* ============================================================================
   H4T Sentinel — painel · design system da NOVA MARCA H4T
   Emblema ">_" (prompt de comando) · IBM Plex · azul/ciano/verde sobre night.
   ========================================================================== */

:root {
  /* Marca */
  --primary:   #0D558D;   /* azul primário */
  --primary-d: #0A4571;
  --primary-w: #E7EFF7;
  --cyan:      #2AD4F0;   /* ciano acento */
  --cyan-2:    #5CE9FF;
  --cyan-w:    #E1F8FD;
  --ok:        #1F9D57;   /* verde ok/online/ativo */
  --ok-d:      #177A43;
  --ok-w:      #E4F4EB;
  --alert:     #E0902A;   /* atenção (sem cor da marca; tom quente) */
  --alert-w:   #FBF1DE;
  --danger:    #D8443C;

  /* Neutros */
  --paper:    #F1F4F9;
  --paper-2:  #E7EBF2;
  --surface:  #FFFFFF;
  --ink:      #1C1F23;   /* carvão */
  --muted:    #5A6472;
  --faint:    #8A93A2;
  --line:     #DCE2EC;
  --line-2:   #E9EDF4;
  --night:    #0E151D;   /* fundo escuro */
  --night-2:  #0A0F15;

  /* Tipo (marca) */
  --display: "IBM Plex Sans", system-ui, sans-serif;
  --body:    "IBM Plex Sans", system-ui, sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, monospace;

  /* Geometria */
  --r: 12px; --r-s: 8px; --gap: 20px; --rail: 248px;
  --shadow: 0 1px 2px rgba(13,21,29,.05), 0 10px 26px rgba(13,21,29,.07);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--body); background: var(--paper); color: var(--ink);
  font-size: 14px; line-height: 1.5; -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--display); font-weight: 600; margin: 0; letter-spacing: -.012em; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; border-radius: 4px; }

/* ---------- App shell ---------- */
.app { display: grid; grid-template-columns: var(--rail) 1fr; min-height: 100vh; }

.rail {
  background: var(--night); color: #BCC6D2; padding: 22px 16px;
  display: flex; flex-direction: column; gap: 26px;
  position: sticky; top: 0; height: 100vh;
  background-image: radial-gradient(120% 60% at 0% 0%, rgba(42,212,240,.10), transparent 60%);
}
.brand { display: flex; align-items: center; gap: 11px; padding: 0 6px; }
.brand .mark { width: 32px; height: 32px; flex: none; display: block; }
.brand b { font-family: var(--display); color: #fff; font-size: 16px; letter-spacing: -.01em; font-weight: 600; }
.brand small { display: block; color: #6E7B8C; font-size: 10px; letter-spacing: .15em; text-transform: uppercase; font-family: var(--mono); }

.rail nav { display: flex; flex-direction: column; gap: 2px; }
.rail .navlabel { font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: #5E6B7C; padding: 6px; margin-top: 8px; }
.rail a.item { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: var(--r-s); color: #BCC6D2; font-size: 13.5px; transition: background .15s, color .15s; }
.rail a.item:hover { background: rgba(255,255,255,.05); color: #fff; }
.rail a.item.on { background: rgba(42,212,240,.12); color: #fff; box-shadow: inset 2px 0 0 var(--cyan); }
.rail a.item .ic { width: 16px; text-align: center; opacity: .8; color: var(--cyan-2); }
.rail .spacer { flex: 1; }
.rail .lgpd { font-size: 11.5px; color: #8B96A6; border: 1px solid rgba(255,255,255,.09); border-radius: var(--r-s); padding: 10px 11px; line-height: 1.45; }
.rail .lgpd b { color: var(--cyan-2); font-weight: 600; }

.main { min-width: 0; }

/* ---------- Topbar ---------- */
.topbar { display: flex; align-items: center; gap: 16px; padding: 13px 28px; background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.topbar .crumb { font-size: 12.5px; color: var(--muted); }
.topbar .crumb b { color: var(--ink); font-weight: 600; }
.topbar .grow { flex: 1; }

.switcher { position: relative; }
.switcher > button { display: flex; align-items: center; gap: 10px; cursor: pointer; background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 7px 12px; font: inherit; color: var(--ink); }
.switcher > button:hover { border-color: var(--primary); }
.switcher .co-badge { width: 22px; height: 22px; border-radius: 6px; flex: none; display: grid; place-items: center; font-family: var(--display); font-size: 11px; font-weight: 600; color: #fff; }
.switcher .chev { color: var(--faint); font-size: 11px; }
.switcher .menu { position: absolute; top: 110%; left: 0; min-width: 280px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); padding: 6px; display: none; z-index: 30; }
.switcher.open .menu { display: block; }
.switcher .menu .opt { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: var(--r-s); cursor: pointer; }
.switcher .menu .opt:hover { background: var(--paper); }
.switcher .menu .opt small { color: var(--faint); margin-left: auto; font-family: var(--mono); }
.switcher .menu .sep { height: 1px; background: var(--line-2); margin: 6px 4px; }
.switcher .menu .all { color: var(--primary); font-weight: 600; }

.userchip { display: flex; align-items: center; gap: 9px; }
.userchip .av { width: 30px; height: 30px; border-radius: 50%; background: var(--primary-w); color: var(--primary); display: grid; place-items: center; font-family: var(--display); font-size: 12px; font-weight: 600; }
.userchip .who { font-size: 12.5px; line-height: 1.2; }
.userchip .who small { color: var(--faint); display: block; font-size: 11px; }

/* ---------- Content ---------- */
.content { padding: 28px; max-width: 1320px; }
.page-head { display: flex; align-items: flex-end; gap: 18px; margin-bottom: 22px; flex-wrap: wrap; }
.page-head h1 { font-size: 25px; font-weight: 600; }
.page-head .sub { color: var(--muted); font-size: 13.5px; }
.page-head .grow { flex: 1; }

.seg { display: inline-flex; background: var(--paper-2); border-radius: 9px; padding: 3px; gap: 2px; }
.seg button { border: 0; background: transparent; font: inherit; font-size: 12.5px; color: var(--muted); padding: 6px 13px; border-radius: 7px; cursor: pointer; }
.seg button.on { background: var(--surface); color: var(--primary); font-weight: 600; box-shadow: var(--shadow); }

/* ---------- Cards / grid ---------- */
.grid { display: grid; gap: var(--gap); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-2 { grid-template-columns: 1.6fr 1fr; }
.span-2 { grid-column: span 2; }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; box-shadow: var(--shadow); }
.card.pad-0 { padding: 0; overflow: hidden; }
.card h3 { font-size: 14px; font-weight: 600; }
.card .card-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.card .card-head .grow { flex: 1; }

.eyebrow { font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--faint); }

/* Metric */
.metric .num { font-family: var(--display); font-size: 33px; font-weight: 600; letter-spacing: -.02em; line-height: 1; color: var(--ink); }
.metric .num .u { font-size: 15px; color: var(--muted); font-weight: 500; margin-left: 3px; }
.metric .lbl { color: var(--muted); font-size: 12.5px; margin-top: 7px; }
.metric .delta { font-family: var(--mono); font-size: 11.5px; margin-top: 9px; display: inline-flex; gap: 5px; align-items: center; }
.delta.up { color: var(--ok-d); }
.delta.down { color: var(--danger); }

/* Pulse (assinatura) */
.pulse-wrap { position: relative; }
.pulse { width: 100%; height: 84px; display: block; }
.pulse path.trace { fill: none; stroke: var(--ok); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.pulse path.fill { fill: url(#pulseGrad); opacity: .15; stroke: none; }
.spark { width: 110px; height: 30px; display: block; }
.spark path { fill: none; stroke: var(--ok); stroke-width: 1.6; }
@keyframes sweep { from { stroke-dashoffset: var(--len); } to { stroke-dashoffset: 0; } }

/* Bars */
.bars { display: flex; flex-direction: column; gap: 11px; }
.bar { display: grid; grid-template-columns: 118px 1fr 48px; align-items: center; gap: 12px; font-size: 12.5px; }
.bar .track { height: 8px; background: var(--paper-2); border-radius: 6px; overflow: hidden; }
.bar .track > span { display: block; height: 100%; border-radius: 6px; background: linear-gradient(90deg, var(--primary), var(--cyan)); }
.bar .v { font-family: var(--mono); text-align: right; color: var(--muted); }

/* Chips / status */
.chip { display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; font-weight: 500; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--line); }
.chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--faint); }
.chip.live { color: var(--ok-d); background: var(--ok-w); border-color: transparent; }
.chip.live .dot { background: var(--ok); box-shadow: 0 0 0 3px rgba(31,157,87,.18); animation: blink 2s infinite; }
.chip.warn { color: #8A5611; background: var(--alert-w); border-color: transparent; }
.chip.warn .dot { background: var(--alert); }
.chip.off { color: var(--muted); }
@keyframes blink { 50% { opacity: .45; } }

.tag { font-family: var(--mono); font-size: 11px; color: var(--muted); background: var(--paper-2); padding: 2px 7px; border-radius: 5px; }

/* Table */
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th { text-align: left; font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--faint); font-weight: 500; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.table td { padding: 13px 16px; border-bottom: 1px solid var(--line-2); }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr { cursor: pointer; transition: background .12s; }
.table tbody tr:hover { background: var(--paper); }
.table .who { display: flex; align-items: center; gap: 11px; }
.table .who .av { width: 30px; height: 30px; border-radius: 8px; background: var(--primary-w); color: var(--primary); display: grid; place-items: center; font-family: var(--display); font-size: 12px; font-weight: 600; flex: none; }
.table .who small { color: var(--faint); display: block; font-size: 11.5px; }
.num-cell { font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* Drawer */
.scrim { position: fixed; inset: 0; background: rgba(14,21,29,.46); opacity: 0; pointer-events: none; transition: opacity .2s; z-index: 50; }
.scrim.on { opacity: 1; pointer-events: auto; }
.drawer { position: fixed; top: 0; right: 0; height: 100vh; width: min(560px, 94vw); background: var(--paper); border-left: 1px solid var(--line); z-index: 60; transform: translateX(100%); transition: transform .26s cubic-bezier(.4,0,.2,1); overflow-y: auto; }
.drawer.on { transform: none; }
.drawer .dh { position: sticky; top: 0; background: var(--surface); border-bottom: 1px solid var(--line); padding: 18px 22px; display: flex; align-items: center; gap: 12px; }
.drawer .dh .x { margin-left: auto; cursor: pointer; border: 1px solid var(--line); background: var(--surface); border-radius: 8px; width: 30px; height: 30px; display: grid; place-items: center; color: var(--muted); }
.drawer .db { padding: 22px; display: flex; flex-direction: column; gap: var(--gap); }

.kv { display: grid; grid-template-columns: 130px 1fr; gap: 8px 14px; font-size: 13px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-family: var(--mono); }

.timeline { display: flex; flex-direction: column; }
.tl-item { display: grid; grid-template-columns: 64px 1fr; gap: 14px; padding: 11px 0; border-bottom: 1px solid var(--line-2); }
.tl-item .t { font-family: var(--mono); font-size: 11.5px; color: var(--faint); padding-top: 1px; }
.tl-item .ev b { font-weight: 600; }
.tl-item .ev small { color: var(--muted); display: block; }

/* Buttons */
.btn { font: inherit; font-size: 13px; border-radius: 9px; padding: 9px 15px; cursor: pointer; border: 1px solid var(--line); background: var(--surface); color: var(--ink); display: inline-flex; gap: 8px; align-items: center; }
.btn:hover { border-color: var(--faint); }
.btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn.primary:hover { background: var(--primary-d); border-color: var(--primary-d); }
.btn.signal { background: var(--ok); border-color: var(--ok); color: #fff; font-weight: 600; }
.btn.signal:hover { background: var(--ok-d); }

/* Admin: capability */
.cap { display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; }
.cap b { width: 8px; height: 8px; border-radius: 2px; display: inline-block; }
.cap.ok b { background: var(--ok); }
.cap.no b { background: var(--alert); }
.cap.na b { background: var(--line); }

.note { background: var(--cyan-w); border: 1px solid #BDE9F2; border-radius: var(--r-s); padding: 12px 14px; font-size: 12.5px; color: #0B5566; }
.note b { color: var(--primary); }
.note.warn { background: var(--alert-w); border-color: #F0DBB6; color: #80520F; }
.note.warn b { color: #80520F; }

/* ---------- Login ---------- */
.login { min-height: 100vh; display: grid; grid-template-columns: 1.1fr .9fr; }
.login .stage { background: var(--night); color: #fff; padding: 56px; display: flex; flex-direction: column; justify-content: space-between; position: relative; overflow: hidden; background-image: radial-gradient(90% 60% at 10% 0%, rgba(42,212,240,.14), transparent 55%); }
.login .stage .pulsebg { position: absolute; inset: 0; opacity: .55; }
.login .stage .brand b { font-size: 18px; }
.login .stage h1 { font-size: 38px; line-height: 1.08; max-width: 13ch; position: relative; font-weight: 600; letter-spacing: -.02em; }
.login .stage h1 .ac { color: var(--cyan-2); }
.login .stage p { color: #93A0B0; max-width: 44ch; position: relative; font-size: 14.5px; }
.login .form-side { display: grid; place-items: center; padding: 40px; }
.login .form { width: min(360px, 100%); }
.login .form h2 { font-size: 22px; margin-bottom: 4px; font-weight: 600; }
.login .form .sub { color: var(--muted); margin-bottom: 26px; font-size: 13px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.field input { width: 100%; padding: 11px 13px; border: 1px solid var(--line); border-radius: var(--r-s); font: inherit; background: var(--surface); }
.field input:focus { border-color: var(--cyan); outline: none; box-shadow: 0 0 0 3px var(--cyan-w); }
.role-pick { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 18px; }
.role-pick a { border: 1px solid var(--line); border-radius: var(--r); padding: 14px; text-align: center; transition: .15s; }
.role-pick a:hover { border-color: var(--cyan); background: var(--cyan-w); }
.role-pick a b { display: block; font-family: var(--display); font-weight: 600; }
.role-pick a small { color: var(--muted); }

/* ---------- Utility ---------- */
.row { display: flex; align-items: center; gap: 10px; }
.wrap { flex-wrap: wrap; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.hr { height: 1px; background: var(--line-2); margin: 4px 0; border: 0; }
.right { margin-left: auto; }
/* estado vazio honesto (v1.1): quando não há dado real no período */
.empty-note { color: var(--faint); font-size: 12.5px; font-style: italic; text-align: center; padding: 22px 8px; }
/* loading do seletor de período (v1.2): dim + trava interação enquanto re-consulta */
.content.is-loading { opacity: .55; pointer-events: none; transition: opacity .12s ease; }
/* drill-down profundo da estação (v1.3) */
.drawer.wide { width: min(760px, 96vw); }
.tl-strip { display: flex; gap: 2px; height: 46px; align-items: stretch; }
.tl-seg { flex: 1 1 0; min-width: 2px; border-radius: 2px; background: #1F9D57; }
.lilist { display: flex; flex-direction: column; }
.li { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--line-2); }
.li:last-child { border-bottom: 0; }
.table.mini th, .table.mini td { padding: 7px 10px; font-size: 12px; }
.cls { font-family: var(--mono); font-size: 10.5px; padding: 2px 9px; border-radius: 20px; font-weight: 500; white-space: nowrap; }
.cls.biz { background: rgba(31,157,87,.14); color: #1F9D57; }
.cls.noise { background: var(--paper-2); color: var(--faint); }
.cls.undef { background: rgba(184,134,11,.16); color: #9A7B10; }
/* telas ligadas (v1.4): busca, badge de empresa, sub-estações de colaborador */
.co-badge { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 6px; font-family: var(--display); font-size: 11px; font-weight: 600; color: #fff; flex: none; }
.search { border: 1px solid var(--line); background: var(--surface); border-radius: 8px; padding: 8px 12px; font: inherit; font-size: 13px; color: var(--ink); width: min(360px, 55%); }
.search:focus { outline: none; border-color: var(--primary); }
.substations { display: flex; flex-wrap: wrap; gap: 8px; padding: 4px 0 12px; }
.substn { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--line); background: var(--surface); border-radius: 8px; padding: 6px 11px; font: inherit; font-size: 12px; cursor: pointer; color: var(--ink); }
.substn:hover { border-color: var(--faint); }

/* tela Uso (v-uso): heatmap dia × hora */
.hm { overflow-x: auto; padding: 8px 4px; }
.hm-row { display: flex; align-items: center; gap: 2px; }
.hm-day { width: 52px; flex: none; font-size: 11px; color: var(--muted); }
.hm-h { width: 16px; flex: none; text-align: center; font-size: 9px; color: var(--faint); font-family: var(--mono); }
.hm-c { width: 16px; height: 16px; flex: none; border-radius: 2px; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) { .cols-4 { grid-template-columns: repeat(2, 1fr); } .cols-3 { grid-template-columns: repeat(2, 1fr); } .cols-2 { grid-template-columns: 1fr; } .span-2 { grid-column: auto; } }
@media (max-width: 760px) {
  .app { grid-template-columns: 1fr; }
  .rail { position: static; height: auto; flex-direction: row; align-items: center; gap: 14px; overflow-x: auto; }
  .rail nav, .rail .navlabel, .rail .lgpd, .rail .spacer { display: none; }
  .cols-4, .cols-3 { grid-template-columns: 1fr; }
  .login { grid-template-columns: 1fr; } .login .stage { display: none; } .content { padding: 18px; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }