/* ===================== TOKENS ===================== */
:root{
  --bg:#0a1410;
  --bg-2:#0e1c16;
  --panel:#10231b;
  --panel-2:#143025;
  --panel-3:#1a3d2f;
  --line:#1f4435;
  --line-soft:#19372a;
  --text:#e7f4ec;
  --muted:#8fb6a3;
  --muted-2:#6d9784;
  --green:#34d399;
  --green-2:#10b981;
  --lime:#a3e635;
  --cyan:#22d3ee;
  --amber:#fbbf24;
  --orange:#fb923c;
  --red:#f87171;
  --violet:#c084fc;
  --blue:#60a5fa;
  --shadow:0 18px 50px -20px rgba(0,0,0,.65);
  --radius:18px;
  --radius-sm:12px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:
    radial-gradient(900px 600px at 85% -5%, rgba(52,211,153,.10), transparent 60%),
    radial-gradient(700px 500px at -5% 100%, rgba(34,211,238,.08), transparent 55%),
    var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:'Space Grotesk','Inter',sans-serif;margin:0;font-weight:700;letter-spacing:-.01em}
.muted{color:var(--muted)}
.hidden{display:none !important}
button{font-family:inherit;cursor:pointer}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:var(--line);border-radius:20px}
::-webkit-scrollbar-track{background:transparent}

/* ===================== BUTTONS ===================== */
.btn{
  border:1px solid var(--line);
  background:var(--panel-2);
  color:var(--text);
  padding:11px 18px;border-radius:12px;font-weight:600;font-size:14px;
  transition:.18s;display:inline-flex;align-items:center;justify-content:center;gap:8px;
}
.btn:hover{transform:translateY(-1px);border-color:var(--green)}
.btn:active{transform:translateY(0)}
.btn-primary{background:linear-gradient(135deg,var(--green-2),var(--green));border-color:transparent;color:#04130d}
.btn-primary:hover{box-shadow:0 10px 30px -8px rgba(52,211,153,.55)}
.btn-ghost{background:transparent}
.btn-block{width:100%}
.btn-sm{padding:7px 13px;font-size:13px;border-radius:10px}
.btn-danger{border-color:var(--red);color:var(--red)}
.btn-danger:hover{background:rgba(248,113,113,.12)}

/* ===================== LOGIN ===================== */
.login-screen{position:fixed;inset:0;display:grid;place-items:center;padding:20px;overflow:hidden}
.login-aurora{position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(600px 400px at 20% 30%, rgba(52,211,153,.22), transparent 60%),
    radial-gradient(600px 400px at 80% 70%, rgba(34,211,238,.18), transparent 60%),
    radial-gradient(500px 500px at 60% 10%, rgba(163,230,53,.10), transparent 60%);
  animation:floaty 14s ease-in-out infinite alternate}
@keyframes floaty{from{transform:translate(0,0) scale(1)}to{transform:translate(-30px,20px) scale(1.08)}}
.login-card{position:relative;z-index:1;width:min(440px,100%);background:rgba(16,35,27,.85);
  backdrop-filter:blur(18px);border:1px solid var(--line);border-radius:24px;padding:38px;box-shadow:var(--shadow)}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{width:46px;height:46px;display:grid;place-items:center;font-size:26px;
  background:linear-gradient(135deg,rgba(52,211,153,.2),rgba(34,211,238,.15));border:1px solid var(--line);border-radius:14px}
.brand-name{font-family:'Space Grotesk';font-weight:700;letter-spacing:.14em;font-size:15px}
.brand-sub{font-size:12px;color:var(--green);font-weight:600}
.login-title{font-size:27px;margin-top:26px}
.login-desc{color:var(--muted);margin:8px 0 26px;line-height:1.5}
.login-form{display:flex;flex-direction:column;gap:14px}
.field{display:flex;flex-direction:column;gap:7px;font-size:13px;color:var(--muted)}
.field span{font-weight:600}
.field input,.field select,.field textarea{
  background:var(--bg-2);border:1px solid var(--line);color:var(--text);
  padding:12px 14px;border-radius:11px;font-size:15px;font-family:inherit;outline:none;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(52,211,153,.12)}
.login-foot{margin-top:24px;text-align:center;font-size:11.5px;color:var(--muted-2);letter-spacing:.04em}

/* ===================== LAYOUT ===================== */
.app{display:grid;grid-template-columns:264px 1fr;min-height:100vh}
.sidebar{background:linear-gradient(180deg,var(--bg-2),var(--bg));border-right:1px solid var(--line);
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;z-index:40}
.brand-side{padding:20px 20px 14px}
.nav{display:flex;flex-direction:column;gap:3px;padding:8px 12px;flex:1;overflow-y:auto}
.nav-item{display:flex;align-items:center;gap:11px;background:transparent;border:none;color:var(--muted);
  padding:11px 13px;border-radius:11px;font-size:14px;font-weight:500;text-align:left;width:100%;transition:.15s}
.nav-item .ni{font-size:16px;width:20px;text-align:center;filter:grayscale(.2)}
.nav-item:hover{background:var(--panel);color:var(--text)}
.nav-item.active{background:linear-gradient(135deg,rgba(52,211,153,.18),rgba(34,211,238,.08));
  color:var(--text);box-shadow:inset 0 0 0 1px var(--line)}
.nav-item.active .ni{filter:none}
.sidebar-foot{padding:14px;border-top:1px solid var(--line)}
.prop-switch label{font-size:11px;color:var(--muted);font-weight:600;display:block;margin-bottom:6px;text-transform:uppercase;letter-spacing:.06em}
.prop-switch select{width:100%;background:var(--panel-2);border:1px solid var(--line);color:var(--text);padding:10px;border-radius:10px;font-size:13px;outline:none}

.main{display:flex;flex-direction:column;min-width:0}
.topbar{display:flex;align-items:center;gap:16px;padding:16px 26px;border-bottom:1px solid var(--line);
  position:sticky;top:0;background:rgba(10,20,16,.8);backdrop-filter:blur(12px);z-index:30}
.topbar-title h2{font-size:20px}
.topbar-title #viewSub{font-size:12.5px}
.topbar-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.live-pill{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--green);font-weight:600;
  background:rgba(52,211,153,.1);border:1px solid var(--line);padding:6px 11px;border-radius:20px}
.live-pill .dot{width:7px;height:7px;border-radius:50%;background:var(--green);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(52,211,153,.5)}50%{opacity:.6;box-shadow:0 0 0 6px rgba(52,211,153,0)}}
.icon-btn{position:relative;background:var(--panel-2);border:1px solid var(--line);color:var(--text);
  width:40px;height:40px;border-radius:11px;font-size:17px;display:grid;place-items:center;transition:.15s}
.icon-btn:hover{border-color:var(--green)}
.badge{position:absolute;top:-5px;right:-5px;background:var(--red);color:#fff;font-size:10px;font-weight:700;
  min-width:17px;height:17px;border-radius:9px;display:grid;place-items:center;padding:0 4px}
.avatar{width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,var(--green-2),var(--cyan));
  color:#04130d;font-weight:700;font-size:14px;display:grid;place-items:center}
.menu-btn{display:none}

.view-wrap{padding:24px 26px 60px;max-width:1500px;width:100%}

/* ===================== GRID / CARDS ===================== */
.grid{display:grid;gap:16px}
.cols-4{grid-template-columns:repeat(4,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-2{grid-template-columns:repeat(2,1fr)}
.span-2{grid-column:span 2}
.span-3{grid-column:span 3}
.card{background:linear-gradient(180deg,var(--panel),var(--bg-2));border:1px solid var(--line);
  border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:12px}
.card-head h3{font-size:15px}
.card-head .sub{font-size:12px;color:var(--muted)}
.section-title{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);
  font-weight:700;margin:30px 0 14px}
.section-title:first-child{margin-top:0}

/* KPI */
.kpi{position:relative;overflow:hidden}
.kpi .kpi-top{display:flex;align-items:center;justify-content:space-between}
.kpi-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:20px;background:var(--panel-2);border:1px solid var(--line)}
.kpi-label{font-size:12.5px;color:var(--muted);font-weight:600;margin-top:14px}
.kpi-value{font-family:'Space Grotesk';font-size:30px;font-weight:700;margin-top:3px;line-height:1}
.kpi-value small{font-size:14px;color:var(--muted);font-weight:500}
.kpi-trend{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;margin-top:10px;padding:3px 8px;border-radius:8px}
.trend-up{color:var(--green);background:rgba(52,211,153,.12)}
.trend-down{color:var(--red);background:rgba(248,113,113,.12)}
.trend-flat{color:var(--muted);background:var(--panel-2)}
.kpi .spark{position:absolute;right:0;bottom:0;width:100%;height:46px;opacity:.55}

/* chart box */
.chart-box{position:relative;height:280px}
.chart-box.sm{height:200px}
.chart-box.lg{height:340px}

/* gauge */
.gauge{display:flex;flex-direction:column;align-items:center;gap:6px}
.gauge-val{font-family:'Space Grotesk';font-size:26px;font-weight:700}

/* lists */
.list{display:flex;flex-direction:column;gap:10px}
.list-row{display:flex;flex-wrap:wrap;align-items:center;gap:13px;padding:13px;border:1px solid var(--line-soft);border-radius:13px;background:var(--bg-2)}
.list-row .ic{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;font-size:17px;flex-shrink:0}
.list-row .grow{flex:1 1 auto;min-width:180px}
.list-row .tag{white-space:nowrap;flex-shrink:0}
.list-row .btn{flex-shrink:0}
.list-row .t{font-weight:600;font-size:14px}
.list-row .d{font-size:12.5px;color:var(--muted);margin-top:2px}
.tag{font-size:11px;font-weight:700;padding:3px 9px;border-radius:7px;white-space:nowrap}
.tag-green{color:var(--green);background:rgba(52,211,153,.13)}
.tag-amber{color:var(--amber);background:rgba(251,191,36,.13)}
.tag-red{color:var(--red);background:rgba(248,113,113,.13)}
.tag-blue{color:var(--blue);background:rgba(96,165,250,.13)}
.tag-violet{color:var(--violet);background:rgba(192,132,252,.13)}

/* sensors */
.sensor-card{cursor:pointer;transition:.18s}
.sensor-card:hover{border-color:var(--green);transform:translateY(-2px)}
.sensor-top{display:flex;justify-content:space-between;align-items:flex-start}
.status-dot{width:9px;height:9px;border-radius:50%;display:inline-block}
.s-online{background:var(--green);box-shadow:0 0 8px var(--green)}
.s-warn{background:var(--amber);box-shadow:0 0 8px var(--amber)}
.s-offline{background:var(--red)}
.sensor-reading{font-family:'Space Grotesk';font-size:25px;font-weight:700;margin-top:10px}
.sensor-reading small{font-size:13px;color:var(--muted);font-weight:500}

/* progress */
.bar{height:8px;border-radius:20px;background:var(--panel-2);overflow:hidden}
.bar > span{display:block;height:100%;border-radius:20px;background:linear-gradient(90deg,var(--green-2),var(--green))}
.bar.amber > span{background:linear-gradient(90deg,var(--orange),var(--amber))}
.bar.cyan > span{background:linear-gradient(90deg,var(--blue),var(--cyan))}
.bar.violet > span{background:linear-gradient(90deg,#8b5cf6,var(--violet))}

/* toggle / control */
.control-row{display:flex;align-items:center;gap:14px;padding:16px;border:1px solid var(--line-soft);border-radius:14px;background:var(--bg-2);margin-bottom:12px}
.switch{position:relative;width:48px;height:27px;flex-shrink:0}
.switch input{opacity:0;width:0;height:0}
.slider{position:absolute;inset:0;background:var(--panel-3);border-radius:20px;transition:.2s;border:1px solid var(--line)}
.slider:before{content:"";position:absolute;height:19px;width:19px;left:4px;top:3px;background:var(--muted);border-radius:50%;transition:.2s}
.switch input:checked + .slider{background:linear-gradient(135deg,var(--green-2),var(--green));border-color:transparent}
.switch input:checked + .slider:before{transform:translateX(20px);background:#04130d}
.rng{width:100%;-webkit-appearance:none;height:6px;border-radius:20px;background:var(--panel-2);outline:none}
.rng::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--green);cursor:pointer;box-shadow:0 0 0 4px rgba(52,211,153,.18)}
.seg{display:inline-flex;background:var(--panel-2);border:1px solid var(--line);border-radius:11px;padding:3px;gap:2px}
.seg button{background:transparent;border:none;color:var(--muted);padding:7px 14px;border-radius:8px;font-size:13px;font-weight:600;transition:.15s}
.seg button.active{background:var(--panel-3);color:var(--text)}

/* chips/filter */
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{background:var(--panel-2);border:1px solid var(--line);color:var(--muted);padding:6px 13px;border-radius:20px;font-size:13px;font-weight:600;transition:.15s}
.chip.active,.chip:hover{color:var(--text);border-color:var(--green)}
.chip.active{background:rgba(52,211,153,.12)}

/* table */
.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{text-align:left;color:var(--muted);font-weight:600;padding:10px 12px;border-bottom:1px solid var(--line);font-size:12px;text-transform:uppercase;letter-spacing:.04em}
.tbl td{padding:12px;border-bottom:1px solid var(--line-soft)}
.tbl tr:hover td{background:var(--bg-2)}

/* AI */
.ai-wrap{display:grid;grid-template-columns:1fr 320px;gap:16px}
.chat{display:flex;flex-direction:column;height:calc(100vh - 200px);min-height:480px}
.chat-body{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:14px;padding:6px 4px}
.msg{max-width:78%;padding:13px 16px;border-radius:16px;font-size:14px;line-height:1.55}
.msg.bot{background:var(--panel-2);border:1px solid var(--line);border-top-left-radius:4px;align-self:flex-start}
.msg.user{background:linear-gradient(135deg,var(--green-2),var(--green));color:#04130d;border-top-right-radius:4px;align-self:flex-end;font-weight:500}
.msg.bot strong{color:var(--green)}
.chat-input{display:flex;gap:10px;margin-top:14px}
.chat-input input{flex:1;background:var(--bg-2);border:1px solid var(--line);color:var(--text);padding:13px 16px;border-radius:12px;font-size:14px;outline:none}
.chat-input input:focus{border-color:var(--green)}
.suggest{display:flex;flex-direction:column;gap:8px}
.suggest button{text-align:left;background:var(--bg-2);border:1px solid var(--line);color:var(--text);padding:12px 14px;border-radius:12px;font-size:13px;transition:.15s;line-height:1.4}
.suggest button:hover{border-color:var(--green);transform:translateX(3px)}
.typing{display:inline-flex;gap:4px;padding:4px 0}
.typing span{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:typing 1.2s infinite}
.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}
@keyframes typing{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-5px);opacity:1}}

/* simulator */
.sim-grid{display:grid;grid-template-columns:340px 1fr;gap:18px}
.sim-controls{display:flex;flex-direction:column;gap:18px}
.sim-field{display:flex;flex-direction:column;gap:8px}
.sim-field label{font-size:13px;font-weight:600;display:flex;justify-content:space-between}
.sim-field label b{color:var(--green);font-family:'Space Grotesk'}
.sim-result{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.rating-badge{font-family:'Space Grotesk';font-weight:700;font-size:34px;width:74px;height:74px;border-radius:18px;display:grid;place-items:center}
.r-Ap{background:linear-gradient(135deg,#16a34a,#22c55e);color:#04130d}
.r-A{background:linear-gradient(135deg,#22c55e,#4ade80);color:#04130d}
.r-B{background:linear-gradient(135deg,#84cc16,#a3e635);color:#04130d}
.r-C{background:linear-gradient(135deg,#eab308,#fbbf24);color:#1a1505}
.r-D{background:linear-gradient(135deg,#f97316,#fb923c);color:#1a1505}

/* drawer / toast */
.drawer{position:fixed;top:0;right:-380px;width:360px;max-width:90vw;height:100vh;background:var(--bg-2);
  border-left:1px solid var(--line);z-index:60;transition:.28s;display:flex;flex-direction:column}
.drawer.open{right:0}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:50;opacity:0;pointer-events:none;transition:.25s}
.overlay.show{opacity:1;pointer-events:auto}
.toast-wrap{position:fixed;bottom:24px;right:24px;z-index:80;display:flex;flex-direction:column;gap:10px}
.toast{background:var(--panel-3);border:1px solid var(--line);border-left:3px solid var(--green);
  padding:13px 18px;border-radius:12px;font-size:13.5px;box-shadow:var(--shadow);min-width:240px;
  animation:slideIn .3s;display:flex;align-items:center;gap:10px}
.toast.warn{border-left-color:var(--amber)}.toast.err{border-left-color:var(--red)}
@keyframes slideIn{from{transform:translateX(40px);opacity:0}to{transform:translateX(0);opacity:1}}

/* misc */
.flex{display:flex}.between{justify-content:space-between}.center{align-items:center}.gap{gap:12px}.wrap{flex-wrap:wrap}
.mt{margin-top:16px}.mt-s{margin-top:8px}.mb{margin-bottom:16px}
.big-num{font-family:'Space Grotesk';font-size:42px;font-weight:700;line-height:1}
.dl{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid var(--line-soft);font-size:13.5px}
.dl:last-child{border:none}.dl .k{color:var(--muted)}.dl .v{font-weight:600}
.pill-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.pill{font-size:12px;padding:5px 11px;border-radius:20px;background:var(--panel-2);border:1px solid var(--line);color:var(--muted)}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px}
.fade-in{animation:fadeIn .4s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* responsive */
@media(max-width:1100px){.cols-4{grid-template-columns:repeat(2,1fr)}.cols-3{grid-template-columns:1fr}.ai-wrap{grid-template-columns:1fr}.sim-grid{grid-template-columns:1fr}.span-2,.span-3{grid-column:span 1}}
@media(max-width:820px){
  .app{grid-template-columns:1fr}
  .sidebar{position:fixed;left:-280px;width:264px;transition:.28s}
  .sidebar.open{left:0}
  .menu-btn{display:grid}
  .cols-4,.cols-2{grid-template-columns:1fr}
  .live-pill{display:none}
  .view-wrap{padding:18px 16px 60px}
}

/* Informação de proveniência discreta, preservando o tema das evidências visuais. */
.data-notice{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin-bottom:20px;line-height:1.6}
#accessForm{max-width:620px;margin-top:20px}#accessMessage,#loginError{line-height:1.5;color:var(--amber)}
button:disabled{opacity:.6;cursor:wait}button[hidden]{display:none!important}.live-pill{white-space:nowrap}
@media(max-width:600px){.live-pill{font-size:10px;max-width:150px;white-space:normal}.topbar-actions{gap:7px}.data-notice{font-size:11px}}

/* Diálogos fora do router: uma atualização de telemetria não fecha a confirmação. */
.feature-dialog{background:var(--bg-2,#10231b);color:var(--text,#e7f4ec);border:1px solid var(--line,#1f4435);border-radius:20px;padding:28px;width:min(720px,92vw);max-height:85vh;box-shadow:0 24px 90px #0008}
.feature-dialog::backdrop{background:#03110bcc;backdrop-filter:blur(4px)}
.feature-dialog h2{font-size:22px}.dialog-content{line-height:1.6}.dialog-content p{margin:12px 0}.dialog-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.dialog-error{color:#f87171}.proposal{padding:16px 0;border-bottom:1px solid #1f4435}.proposal h4{margin-bottom:8px}.forecast-strip{display:flex;gap:12px;overflow:auto;margin-top:12px}.forecast-strip .card{min-width:140px;padding:14px}.sensor-card[aria-pressed="true"]{border-color:#34d399;box-shadow:0 0 0 2px #34d39944}.sensor-card,.explain-card{cursor:pointer}.sensor-card:focus-visible,.explain-card:focus-visible{outline:2px solid #34d399;outline-offset:4px}.flip-back{line-height:1.6;font-size:14px}.explain-card.flipped{background:#153a2c;animation:flip-in .25s ease}.rec-success{font-size:11px;color:var(--muted);margin-top:8px}.msg.bot{white-space:pre-wrap}.live-reading{color:#34d399;font-weight:700}.data-notice{line-height:1.5}@keyframes flip-in{from{transform:rotateY(70deg)}to{transform:rotateY(0)}}
.recommendation-row{display:grid;grid-template-columns:36px minmax(0,1fr);align-items:start}.recommendation-row .rec-success,.recommendation-row>.btn{grid-column:2}.recommendation-row>.btn{justify-self:start}.recommendation-row .rec-success{white-space:normal}
/* A área clicável do controlo nativo coincide com o interruptor visual. */
.switch input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;z-index:2;cursor:pointer}.switch input:focus-visible+.slider{outline:2px solid var(--cyan);outline-offset:3px}
/* Coluna única de interruptores, independente da extensão da descrição. */
#loadCtrl .control-row{display:grid;grid-template-columns:minmax(0,1fr) 48px;width:100%;box-sizing:border-box}
#loadCtrl .grow{min-width:0;overflow-wrap:anywhere}
#loadCtrl .switch{justify-self:end;align-self:center}
#ventBoost[aria-pressed="true"]{opacity:1;background:linear-gradient(135deg,var(--green-2),var(--green));color:#04130d;cursor:default}

/* Identidade visual do assistente: folha e brilho, em verde e lilás. */
.ai-icon{width:24px;height:24px;display:block}
.ai-avatar{width:38px;height:38px;flex-shrink:0}
.inline-ai-icon{display:inline-block;vertical-align:middle;margin-right:5px}