/* ================= ShiftCore IoT — Démo ================= */
:root{
  --bg:#0e1116; --bg-2:#151a22; --card:#1a212c; --card-2:#212a37;
  --line:#2a3442; --txt:#e7edf5; --txt-dim:#9aa7b8; --muted:#6b7787;
  --primary:#6c5ce7; --primary-2:#00b8d9; --accent:#00b8d9;
  --ok:#22c55e; --off:#64748b; --warn:#f59e0b; --danger:#ef4444;
  --radius:16px; --radius-sm:11px; --shadow:0 8px 28px rgba(0,0,0,.35);
  --grad:linear-gradient(135deg,#6c5ce7,#00b8d9);
}
:root.light{
  --bg:#eef1f6; --bg-2:#e6eaf1; --card:#ffffff; --card-2:#f4f6fa;
  --line:#e2e7ef; --txt:#1b2430; --txt-dim:#5a6675; --muted:#8a95a5;
  --shadow:0 8px 24px rgba(30,50,90,.10);
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{
  font-family:"Segoe UI",Roboto,-apple-system,system-ui,sans-serif;
  background:var(--bg); color:var(--txt); font-size:15px; line-height:1.45;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{margin:0;font-weight:700;letter-spacing:-.2px}
.hidden{display:none !important}
.muted{color:var(--muted);font-size:12.5px}

/* Bandeau démo */
#demo-banner{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(108,92,231,.14); color:var(--txt-dim);
  border-bottom:1px solid var(--line);
  font-size:12px;text-align:center;padding:5px 12px;backdrop-filter:blur(6px);
}

/* ---------- Boutons ---------- */
.btn{border:0;border-radius:11px;padding:10px 16px;font-size:14px;font-weight:600;
  cursor:pointer;color:#fff;transition:.15s;display:inline-flex;align-items:center;gap:6px}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--grad);box-shadow:0 6px 16px rgba(108,92,231,.35)}
.btn-primary:hover{filter:brightness(1.08)}
.btn-ghost{background:transparent;color:var(--txt);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--card-2)}
.btn-block{width:100%;justify-content:center;margin-top:6px}
.icon-btn{background:transparent;border:0;color:var(--txt);font-size:18px;cursor:pointer;
  width:38px;height:38px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center}
.icon-btn:hover{background:var(--card-2)}

/* ================= ÉCRAN CONNEXION ================= */
.screen{display:none;min-height:100vh}
.screen.active{display:block}
.login-wrap{display:grid;grid-template-columns:minmax(340px,460px) 1fr;min-height:100vh;padding-top:28px}
.login-card{display:flex;flex-direction:column;justify-content:center;padding:40px 48px;background:var(--bg)}
.login-side{background:var(--grad);position:relative;overflow:hidden;display:flex;align-items:center;padding:48px}
.login-side::after{content:"";position:absolute;inset:0;
  background:radial-gradient(600px 600px at 80% 20%,rgba(255,255,255,.18),transparent 60%)}
.login-side-inner{position:relative;color:#fff;max-width:420px}
.login-side-inner h2{font-size:30px;line-height:1.2;margin-bottom:22px}
.login-side-inner ul{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.login-side-inner li{background:rgba(255,255,255,.12);padding:12px 16px;border-radius:12px;font-size:15px}
.brand{display:flex;align-items:center;gap:12px}
.brand-lg h1{font-size:30px}
.brand-lg h1 span{color:var(--primary)}
.tagline{color:var(--txt-dim);margin:4px 0 0;font-size:13.5px}
.logo-mark{display:inline-flex;filter:drop-shadow(0 4px 10px rgba(108,92,231,.5))}
#login-form{display:grid;gap:14px;margin-top:34px}
#login-form label,.modal-body label{display:grid;gap:6px;font-size:13px;color:var(--txt-dim)}
input,select{font-family:inherit;font-size:14px;background:var(--card);border:1px solid var(--line);
  color:var(--txt);border-radius:10px;padding:11px 12px;outline:none;width:100%}
input:focus,select:focus{border-color:var(--primary)}
.login-note{margin-top:22px;font-size:12.5px;color:var(--muted)}

/* ================= APP LAYOUT ================= */
.topbar{position:fixed;top:23px;left:0;right:0;height:60px;z-index:40;
  display:flex;align-items:center;justify-content:space-between;padding:0 18px;
  background:var(--bg-2);border-bottom:1px solid var(--line)}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:12px}
.topbar .brand b{font-size:16px}
.accent{color:var(--accent)}
.project-select{display:flex;align-items:center;gap:8px;background:var(--card);
  border:1px solid var(--line);border-radius:11px;padding:4px 4px 4px 12px;margin-left:8px}
.project-select span{font-size:12px;color:var(--muted)}
.project-select select{border:0;background:transparent;padding:6px 8px;font-weight:600;width:auto;min-width:120px}
.token-pill{background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:7px 14px;font-size:13px;display:flex;gap:6px;align-items:center}
.token-pill span{color:var(--muted)}
.token-pill b{color:var(--accent)}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700}
#burger{display:none}

.layout{display:flex;padding-top:83px;min-height:100vh}
.sidenav{position:fixed;top:83px;bottom:0;left:0;width:216px;background:var(--bg-2);
  border-right:1px solid var(--line);padding:16px 12px;display:flex;flex-direction:column;gap:4px;z-index:30}
.nav-item{display:flex;align-items:center;gap:11px;background:transparent;border:0;color:var(--txt-dim);
  font-size:14.5px;font-weight:600;padding:11px 13px;border-radius:11px;cursor:pointer;text-align:left;width:100%}
.nav-item span{font-size:17px}
.nav-item:hover{background:var(--card-2);color:var(--txt)}
.nav-item.active{background:var(--card-2);color:var(--txt);box-shadow:inset 3px 0 0 var(--primary)}
.nav-sep{height:1px;background:var(--line);margin:12px 4px}
.nav-hint{font-size:11.5px;color:var(--muted);padding:8px 12px;line-height:1.5}
.nav-scrim{display:none}

.content{flex:1;margin-left:216px;padding:24px 26px 60px;max-width:100%}
.view{display:none;animation:fade .25s ease}
.view.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

.view-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.view-head h2{font-size:23px}
.view-head .sub{color:var(--txt-dim);margin:4px 0 0;font-size:13.5px}
.view-head-actions{display:flex;align-items:center;gap:12px}
.live-dot{color:var(--ok);font-size:12.5px;font-weight:600;animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.45}}

/* ================= CARDS ================= */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;box-shadow:var(--shadow)}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.card-head h3{font-size:15px}

/* ================= DASHBOARD GRID ================= */
.dash-wrap{display:flex;gap:18px;align-items:flex-start}
.widget-grid{flex:1;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;min-height:200px}
.widget{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:15px;box-shadow:var(--shadow);position:relative;cursor:grab;transition:.15s;
  display:flex;flex-direction:column;min-height:150px}
.widget:hover{border-color:#3a4658}
.widget.dragging{opacity:.45;cursor:grabbing}
.widget.drop-target{outline:2px dashed var(--primary);outline-offset:2px}
.widget.w2{grid-column:span 2}
.widget.w4{grid-column:span 4}
.widget-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:10px}
.widget-title{font-size:13px;font-weight:700;color:var(--txt)}
.widget-title small{display:block;font-weight:500;color:var(--muted);font-size:11px;margin-top:1px}
.widget-tools{display:flex;gap:2px;align-items:center}
.token-badge{background:rgba(0,184,217,.14);color:var(--accent);border:1px solid rgba(0,184,217,.3);
  font-size:10.5px;font-weight:700;padding:2px 8px;border-radius:20px;white-space:nowrap}
.widget-del{background:transparent;border:0;color:var(--muted);cursor:pointer;font-size:15px;
  width:24px;height:24px;border-radius:7px;line-height:1}
.widget-del:hover{background:var(--card-2);color:var(--danger)}
.widget-body{flex:1;display:flex;flex-direction:column;justify-content:center}
.drag-handle{color:var(--muted);cursor:grab;font-size:14px;user-select:none}

/* Widgets spécifiques */
.big-value{font-size:34px;font-weight:800;letter-spacing:-1px;line-height:1}
.big-value small{font-size:16px;font-weight:600;color:var(--txt-dim)}
.value-label{color:var(--muted);font-size:12px;margin-top:4px}
.trend{font-size:12px;font-weight:600}
.trend.up{color:var(--ok)} .trend.down{color:var(--danger)}

/* Switch relais */
.switch{position:relative;width:60px;height:32px;border-radius:20px;background:var(--card-2);
  border:1px solid var(--line);cursor:pointer;transition:.2s;margin:8px auto}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;
  background:var(--muted);transition:.2s}
.switch.on{background:rgba(34,197,94,.25);border-color:var(--ok)}
.switch.on::after{left:31px;background:var(--ok)}
.switch-state{text-align:center;font-weight:700;font-size:13px;margin-top:4px}

/* LED */
.led{width:26px;height:26px;border-radius:50%;margin:6px auto;background:var(--off);
  box-shadow:0 0 0 4px var(--card-2)}
.led.on{background:var(--ok);box-shadow:0 0 14px var(--ok),0 0 0 4px rgba(34,197,94,.15)}
.led.warn{background:var(--warn);box-shadow:0 0 14px var(--warn),0 0 0 4px rgba(245,158,11,.15)}

/* Jauge radiale */
.gauge-svg{display:block;margin:0 auto}
.gauge-center{font-size:22px;font-weight:800}

/* Thermomètre */
.thermo{display:flex;align-items:center;gap:16px;justify-content:center}
.thermo-tube{width:16px;height:96px;border-radius:10px;background:var(--card-2);
  border:1px solid var(--line);position:relative;overflow:hidden}
.thermo-fill{position:absolute;bottom:0;left:0;right:0;
  background:linear-gradient(#f59e0b,#ef4444);border-radius:0 0 10px 10px;transition:height .6s}

/* Humidité barre */
.hum-bar{height:12px;border-radius:8px;background:var(--card-2);overflow:hidden;margin-top:10px}
.hum-fill{height:100%;background:linear-gradient(90deg,#00b8d9,#6c5ce7);transition:width .6s}

canvas{width:100%;display:block}

/* Carte GPS */
.gps-map{position:relative;width:100%;height:180px;border-radius:12px;overflow:hidden;
  background:var(--card-2);border:1px solid var(--line)}
.gps-marker{position:absolute;transform:translate(-50%,-100%);cursor:pointer}
.gps-pin{width:16px;height:16px;border-radius:50% 50% 50% 0;background:var(--primary);
  transform:rotate(-45deg);border:2px solid #fff;box-shadow:0 2px 6px rgba(0,0,0,.4)}
.gps-pin.ok{background:var(--ok)} .gps-pin.off{background:var(--off)}
.gps-label{position:absolute;bottom:8px;left:8px;font-size:11px;color:var(--txt-dim);
  background:rgba(0,0,0,.3);padding:2px 8px;border-radius:6px}

/* Palette widgets */
.widget-bar{width:0;overflow:hidden;transition:width .25s;flex-shrink:0}
.widget-bar.open{width:250px}
.widget-bar-inner,.widget-bar.open{background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:0}
.widget-bar.open{padding:16px}
.widget-bar-head{display:flex;justify-content:space-between;align-items:center}
.widget-bar-head h3{font-size:15px}
.widget-bar-sub{color:var(--muted);font-size:12px;margin:4px 0 12px}
.palette-item{display:flex;align-items:center;gap:10px;width:100%;text-align:left;
  background:var(--card-2);border:1px solid var(--line);border-radius:11px;padding:10px 12px;
  margin-bottom:8px;cursor:pointer;color:var(--txt);font-size:13.5px;font-weight:600}
.palette-item:hover{border-color:var(--primary)}
.palette-item .pe{font-size:18px}
.palette-item .pt{background:rgba(0,184,217,.14);color:var(--accent);font-size:10px;
  padding:2px 7px;border-radius:12px;margin-left:auto;font-weight:700}

/* ================= ÉQUIPEMENTS ================= */
.device-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.kpi .k-val{font-size:26px;font-weight:800}
.kpi .k-lab{color:var(--muted);font-size:12.5px;margin-top:2px}

.table-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:6px 4px;overflow-x:auto;box-shadow:var(--shadow)}
.table-card .card-head{padding:12px 14px 4px}
.data-table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:560px}
.data-table th{text-align:left;color:var(--muted);font-weight:600;font-size:12px;
  padding:10px 14px;border-bottom:1px solid var(--line);text-transform:uppercase;letter-spacing:.4px}
.data-table td{padding:12px 14px;border-bottom:1px solid var(--line)}
.data-table tbody tr:hover{background:var(--card-2)}
.data-table tfoot td{font-weight:700;border-top:1px solid var(--line);border-bottom:0}
.dev-name{font-weight:700}
.dev-id{color:var(--muted);font-size:11.5px}
.badge{font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:20px;display:inline-flex;gap:5px;align-items:center}
.badge.online{background:rgba(34,197,94,.15);color:var(--ok)}
.badge.offline{background:rgba(100,116,139,.18);color:var(--off)}
.proto{font-size:11.5px;font-weight:700;padding:3px 9px;border-radius:7px;background:var(--card-2);border:1px solid var(--line)}
.batt{display:flex;align-items:center;gap:8px}
.batt-bar{width:46px;height:8px;border-radius:6px;background:var(--card-2);overflow:hidden}
.batt-fill{height:100%}

/* ================= FACTURATION ================= */
.billing-top{display:grid;grid-template-columns:1fr 1.4fr;gap:18px;margin-bottom:20px}
.balance-card{display:flex;flex-direction:column}
.balance-label{color:var(--muted);font-size:13px}
.balance-value{font-size:44px;font-weight:800;letter-spacing:-1.5px;background:var(--grad);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1.1}
.balance-sub{color:var(--muted);font-size:12.5px;margin-bottom:16px}
.gauge-bar{height:12px;border-radius:8px;background:var(--card-2);overflow:hidden}
.gauge-fill{height:100%;background:var(--grad);transition:width .5s}
.gauge-legend{display:flex;justify-content:space-between;margin-top:8px;font-size:12.5px;color:var(--txt-dim)}
.pack-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.pack{background:var(--card-2);border:1px solid var(--line);border-radius:14px;padding:18px 10px;
  cursor:pointer;color:var(--txt);position:relative;display:flex;flex-direction:column;gap:2px;align-items:center}
.pack:hover{border-color:var(--primary)}
.pack b{font-size:22px} .pack span{color:var(--muted);font-size:12px} .pack em{color:var(--accent);font-weight:700;font-style:normal;margin-top:6px}
.pack-reco{border-color:var(--primary)}
.pack-tag{position:absolute;top:-9px;background:var(--grad);color:#fff;font-size:10px;padding:2px 9px;border-radius:12px;font-weight:700}

/* ================= MODALES / TOAST ================= */
.modal-overlay{position:fixed;inset:0;z-index:70;background:rgba(4,7,12,.66);
  display:none;align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(3px)}
.modal-overlay.open{display:flex}
.modal{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  width:min(460px,100%);box-shadow:var(--shadow);animation:pop .2s ease}
@keyframes pop{from{transform:scale(.94);opacity:0}to{transform:none;opacity:1}}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-bottom:1px solid var(--line)}
.modal-head h3{font-size:16px}
.modal-body{padding:18px;display:grid;gap:14px}
.modal-foot{padding:14px 18px;display:flex;justify-content:flex-end;gap:10px;border-top:1px solid var(--line)}
.modal-note{color:var(--muted);font-size:12px;margin:0}
.key-row{display:flex;gap:8px}
.key-row input{font-family:monospace;letter-spacing:.5px}

#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);
  background:var(--card);border:1px solid var(--line);color:var(--txt);padding:12px 20px;
  border-radius:12px;box-shadow:var(--shadow);z-index:90;opacity:0;transition:.3s;font-size:13.5px;font-weight:600}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ================= RESPONSIVE ================= */
@media(max-width:1100px){
  .widget-grid{grid-template-columns:repeat(2,1fr)}
  .widget.w4{grid-column:span 2}
  .billing-top{grid-template-columns:1fr}
  .device-stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:820px){
  .login-wrap{grid-template-columns:1fr}
  .login-side{display:none}
  #burger{display:inline-flex}
  .sidenav{transform:translateX(-100%);transition:.25s;box-shadow:var(--shadow)}
  .sidenav.open{transform:none}
  .nav-scrim.show{display:block;position:fixed;inset:83px 0 0;background:rgba(0,0,0,.5);z-index:25}
  .content{margin-left:0}
  .project-select span{display:none}
}
@media(max-width:640px){
  .widget-grid{grid-template-columns:1fr}
  .widget.w2,.widget.w4{grid-column:span 1}
  .device-stats{grid-template-columns:1fr 1fr}
  .pack-grid{grid-template-columns:1fr}
  .widget-bar.open{width:100%}
  .dash-wrap{flex-direction:column-reverse}
  .topbar-left .brand b{display:none}
  .token-pill span{display:none}
  .view-head-actions{flex-wrap:wrap}
}