:root {
  --navy: #06224B;
  --navy-deep: #03162F;
  --blue: #0959E8;
  --blue-soft: #EAF2FF;
  --surface: #FFFFFF;
  --page: #F6F8FC;
  --border: #E5EAF2;
  --text: #10203A;
  --muted: #667085;
  --success: #12A150;
  --success-soft: #E8F8EF;
  --warning: #F59E0B;
  --warning-soft: #FFF4DD;
  --danger: #E63746;
  --danger-soft: #FFF0F1;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
}
a { color: inherit; text-decoration: none; }
.app-shell { min-height: 100vh; padding: 22px 22px 96px; }
@media (min-width: 1200px) { .app-shell { margin-left: 292px; padding: 26px 34px 44px; } }
.side-rail {
  position: fixed; inset: 0 auto 0 0; width: 292px;
  background: var(--navy-deep); color: white; padding: 24px 18px; gap: 22px;
}
.brand-block { display: flex; align-items: center; gap: 12px; min-height: 60px; }
.brand-block span, .mobile-top span { display: block; color: #B8C7DE; font-size: 14px; }
.brand-mark {
  width: 48px; height: 48px; border-radius: 14px; background: var(--blue);
  display: grid; place-items: center; color: white; font-weight: 800; font-size: 24px;
}
.rail-nav { display: grid; gap: 7px; }
.rail-nav a {
  display: flex; align-items: center; gap: 12px; min-height: 50px; padding: 0 14px;
  border-radius: 16px; color: #DCE7F8; font-weight: 650;
}
.rail-nav a:hover { background: rgba(255,255,255,.10); }
.mobile-top {
  height: 64px; display: flex; align-items: center; justify-content: space-between;
  padding: 0 18px; background: var(--navy-deep); color: white; position: sticky; top: 0; z-index: 10;
}
.topbar {
  min-height: 72px; background: var(--surface); border: 1px solid var(--border);
  border-radius: 18px; padding: 12px 16px; display: flex; align-items: center; justify-content: space-between;
  box-shadow: 0 12px 30px rgba(16,32,58,.06); margin-bottom: 22px;
}
.eyebrow { color: var(--muted); text-transform: uppercase; font-size: 12px; font-weight: 800; }
.topbar-actions { display: flex; align-items: center; gap: 10px; }
.connection-badge, .status-chip {
  min-height: 34px; display: inline-flex; align-items: center; gap: 7px; padding: 0 12px;
  border-radius: 999px; background: var(--blue-soft); color: var(--blue); font-weight: 750; font-size: 14px;
}
.status-chip.success { background: var(--success-soft); color: var(--success); }
.status-chip.warning { background: var(--warning-soft); color: #9A6400; }
.status-chip.danger { background: var(--danger-soft); color: var(--danger); }
.icon-button {
  border: 1px solid var(--border); background: white; width: 48px; height: 48px;
  border-radius: 14px; display: grid; place-items: center; color: var(--navy);
}
.page-heading {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  margin: 8px 0 18px;
}
h1 { font-size: clamp(32px, 4vw, 48px); font-weight: 820; margin: 0; letter-spacing: 0; }
h2 { font-size: 22px; font-weight: 800; margin: 0; letter-spacing: 0; }
.action-strip {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin-bottom: 22px;
}
.task-button {
  min-height: 104px; border: 1px solid var(--border); background: var(--surface); border-radius: 18px;
  display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 10px;
  padding: 18px; font-size: 18px; font-weight: 800; box-shadow: 0 12px 30px rgba(16,32,58,.06);
}
.task-button i { font-size: 28px; color: var(--blue); }
.task-button.primary { background: var(--blue); color: white; border-color: var(--blue); }
.task-button.primary i { color: white; }
.workspace-grid { display: grid; grid-template-columns: 1fr; gap: 18px; margin-bottom: 22px; }
@media (min-width: 980px) { .workspace-grid { grid-template-columns: 1.2fr .8fr; } }
.workspace-panel, .section-block, .wizard-panel {
  background: var(--surface); border: 1px solid var(--border); border-radius: 18px;
  padding: 18px; box-shadow: 0 12px 30px rgba(16,32,58,.06);
}
.panel-title { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; }
.panel-title a { color: var(--blue); font-weight: 750; }
.list-row {
  display: flex; justify-content: space-between; align-items: center; gap: 14px; min-height: 72px;
  padding: 12px; border: 1px solid var(--border); border-radius: 14px; margin-bottom: 10px; background: white;
}
.list-row span, .timeline-item span, .sensor-card span, .machine-card p, .summary-card span { color: var(--muted); display: block; }
.machine-card-grid, .sensor-card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(235px, 1fr)); gap: 14px; }
.machine-card, .sensor-card {
  min-height: 156px; background: white; border: 1px solid var(--border); border-radius: 18px;
  padding: 16px; display: grid; gap: 12px; box-shadow: 0 10px 22px rgba(16,32,58,.05);
}
.machine-card-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.status-dot { width: 14px; height: 14px; border-radius: 50%; background: var(--success); }
.status-dot.attention { background: var(--warning); }
.status-dot.critical, .status-dot.offline { background: var(--danger); }
.machine-values, .live-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; }
.machine-values span, .live-grid div {
  background: var(--page); border: 1px solid var(--border); border-radius: 14px; padding: 10px; min-height: 58px;
}
.live-grid strong { display: block; font-size: 22px; }
.live-grid.compact strong { font-size: 18px; }
.timeline-item { border-left: 4px solid var(--blue); padding: 4px 0 14px 14px; margin-left: 4px; }
.empty-state { min-height: 90px; display: grid; place-items: center; color: var(--muted); border: 1px dashed var(--border); border-radius: 16px; }
.wizard-panel { max-width: 980px; margin: 0 auto; }
.stepper { display: flex; gap: 8px; overflow-x: auto; margin-bottom: 18px; }
.stepper span { white-space: nowrap; border: 1px solid var(--border); border-radius: 999px; padding: 9px 12px; color: var(--muted); font-weight: 750; }
.stepper .active { background: var(--blue-soft); color: var(--blue); border-color: #BBD4FF; }
.touch-form { display: grid; gap: 12px; }
.touch-form input, .touch-form select, .touch-form textarea {
  width: 100%; min-height: 52px; border: 1px solid var(--border); border-radius: 14px; padding: 10px 13px;
}
.touch-form label { font-weight: 750; }
.form-grid p { margin: 0; }
.qr-box { min-height: 300px; border: 2px dashed var(--border); border-radius: 18px; display: grid; place-items: center; background: var(--page); }
.progress-flow { display: grid; gap: 10px; margin: 18px 0; }
.progress-flow div { min-height: 52px; border-radius: 14px; border: 1px solid var(--border); display: flex; align-items: center; padding: 0 14px; font-weight: 750; }
.progress-flow div::before { content: "o"; margin-right: 10px; color: var(--muted); }
.progress-flow .done { background: var(--success-soft); border-color: #BEEBD0; color: var(--success); }
.progress-flow .done::before { content: "✓"; }
.summary-card { display: grid; gap: 8px; background: var(--page); border: 1px solid var(--border); border-radius: 16px; padding: 14px; margin: 14px 0; }
.success-screen { text-align: center; }
.success-screen > i { font-size: 64px; color: var(--success); }
.tab-row { display: flex; gap: 8px; overflow-x: auto; margin-bottom: 16px; }
.tab-row a { min-height: 44px; padding: 10px 13px; border-radius: 999px; background: white; border: 1px solid var(--border); font-weight: 750; }
.event-row { border: 1px solid var(--border); border-radius: 14px; padding: 12px; margin-bottom: 10px; }
.photo-thumb { width: min(240px, 100%); border-radius: 14px; border: 1px solid var(--border); margin: 8px; }
.bottom-nav {
  position: fixed; z-index: 20; left: 0; right: 0; bottom: 0; background: white; border-top: 1px solid var(--border);
  display: grid; grid-template-columns: repeat(5, 1fr); min-height: 76px;
}
.bottom-nav a { display: grid; place-items: center; gap: 2px; font-size: 12px; font-weight: 750; color: var(--muted); padding: 7px 0; }
.bottom-nav i { font-size: 23px; color: var(--blue); }
.login-body { min-height: 100vh; display: grid; place-items: center; background: var(--navy-deep); padding: 18px; }
.login-panel { width: min(440px, 100%); background: white; border-radius: 20px; padding: 28px; box-shadow: 0 24px 60px rgba(0,0,0,.22); text-align: center; }
@media (max-width: 767px) {
  .app-shell { padding: 16px 14px 92px; }
  .topbar { display: none; }
  h1 { font-size: 34px; }
  .task-button { min-height: 92px; }
  .page-heading { align-items: flex-start; flex-direction: column; }
}

/* ========== Attività redesign (mockup) ========== */
.kpi-strip { display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:14px; margin-bottom:22px; }
.kpi-card { display:flex; align-items:center; gap:14px; background:var(--surface); border:1px solid var(--border);
  border-radius:18px; padding:16px; box-shadow:0 12px 30px rgba(16,32,58,.06); }
.kpi-ico { width:50px; height:50px; border-radius:14px; display:grid; place-items:center; font-size:24px; color:#fff; flex:none; }
.kpi-ico.blue{background:var(--blue);} .kpi-ico.teal{background:#0EA5A5;} .kpi-ico.amber{background:var(--warning);} .kpi-ico.violet{background:#7C5CFC;}
.kpi-txt strong { display:block; font-size:28px; font-weight:820; line-height:1; }
.kpi-txt span { color:var(--muted); font-size:14px; font-weight:650; }

.action-card-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:14px; }
.action-card { display:flex; flex-direction:column; gap:8px; padding:18px; border-radius:18px;
  border:1px solid var(--border); background:var(--surface); box-shadow:0 10px 22px rgba(16,32,58,.05);
  transition:transform .12s, box-shadow .12s; }
.action-card:hover { transform:translateY(-2px); box-shadow:0 16px 34px rgba(16,32,58,.12); }
.action-card .ac-ico { width:46px; height:46px; border-radius:13px; display:grid; place-items:center;
  background:var(--blue-soft); color:var(--blue); font-size:22px; }
.action-card strong { font-size:16px; font-weight:800; }
.action-card span { color:var(--muted); font-size:13px; line-height:1.45; }
.action-card.primary { background:var(--blue); border-color:var(--blue); color:#fff; }
.action-card.primary .ac-ico { background:rgba(255,255,255,.18); color:#fff; }
.action-card.primary span { color:rgba(255,255,255,.85); }

.activity-cols { display:grid; grid-template-columns:1fr; gap:18px; margin-top:22px; }
@media (min-width:1100px){ .activity-cols { grid-template-columns:1.5fr .9fr; align-items:start; } }
.col-main, .col-side { display:grid; gap:18px; }
.two-col { display:grid; grid-template-columns:1fr; gap:18px; }
@media (min-width:760px){ .two-col { grid-template-columns:1fr 1fr; } }

.count-pill { min-width:26px; height:24px; padding:0 9px; border-radius:999px; background:var(--blue-soft);
  color:var(--blue); font-weight:800; font-size:13px; display:inline-flex; align-items:center; justify-content:center; }
.count-pill.danger { background:var(--danger-soft); color:var(--danger); }

.sensor-detail .sensor-hero { display:flex; align-items:center; gap:12px; padding:14px; border-radius:16px;
  background:linear-gradient(135deg,#0959E8 0%,#06224B 100%); color:#fff; margin-bottom:14px; }
.sensor-hero .sensor-ico { width:52px; height:52px; border-radius:14px; background:rgba(255,255,255,.16);
  display:grid; place-items:center; font-size:26px; flex:none; }
.sensor-hero-txt { flex:1; min-width:0; }
.sensor-hero-txt strong { display:block; font-size:16px; font-weight:800; }
.sensor-hero-txt span { color:rgba(255,255,255,.82); font-size:13px; }
.reading-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:10px; }
.reading-grid div { background:var(--page); border:1px solid var(--border); border-radius:14px; padding:12px; text-align:center; }
.reading-grid span { color:var(--muted); font-size:12px; font-weight:700; text-transform:uppercase; }
.reading-grid strong { display:block; font-size:20px; font-weight:820; margin-top:4px; }

.audit-timeline { position:relative; }
.audit-item { display:flex; gap:12px; padding:0 0 14px 4px; position:relative; }
.audit-item::before { content:""; position:absolute; left:9px; top:16px; bottom:0; width:2px; background:var(--border); }
.audit-item:last-child::before { display:none; }
.audit-dot { width:14px; height:14px; border-radius:50%; background:var(--blue); border:3px solid var(--blue-soft);
  flex:none; margin-top:2px; z-index:1; }
.audit-item strong { display:block; font-size:14px; font-weight:750; }
.audit-item span { color:var(--muted); font-size:12px; }

/* ========== App mode: mobile/tablet (non desktop dashboard) ========== */
.side-rail { display: none !important; }              /* via la sidebar desktop */
.mobile-top { display: none !important; }
.bottom-nav { display: grid !important; }             /* tab bar app sempre visibile */
.app-shell {
  margin: 0 auto !important;                           /* colonna app centrata */
  max-width: 820px !important;
  padding: 16px 16px 112px !important;                 /* spazio per la tab bar */
}
.topbar {
  display: flex !important;                            /* app bar sempre visibile */
  position: sticky; top: 0; z-index: 30;
  border-radius: 14px;
}
/* tutto in colonna singola (look app, non dashboard a colonne) */
.activity-cols, .two-col, .workspace-grid { grid-template-columns: 1fr !important; }
/* titoli in scala app */
h1 { font-size: 26px !important; }
h2 { font-size: 19px !important; }
/* tab bar: accent sull'icona */
.bottom-nav a.active, .bottom-nav a:hover { color: var(--blue); }
/* card un filo più compatte in colonna */
.kpi-strip { grid-template-columns: repeat(2,1fr); }

/* ========== UX/branding upgrade (Freudenberg) ========== */
/* Login avanzato */
.login-body { min-height:100vh; display:grid; place-items:center; padding:20px;
  background: radial-gradient(1100px 560px at 18% -12%, #0959E8 0%, transparent 55%), linear-gradient(160deg,#03162F 0%,#06224B 60%,#0a2f63 100%); }
.login-card { width:min(420px,100%); background:#fff; border-radius:22px; padding:30px 28px; box-shadow:0 30px 80px rgba(0,0,0,.35); }
.login-brand { display:flex; align-items:center; gap:12px; margin-bottom:20px; }
.login-brand strong { display:block; font-size:18px; font-weight:850; line-height:1; }
.login-brand span { color:var(--muted); font-size:13px; }
.login-card h1 { font-size:24px !important; margin:0 0 4px; }
.login-sub { color:var(--muted); font-size:14px; margin:0 0 18px; }
.login-form label { display:block; font-weight:700; font-size:13px; margin:12px 0 6px; }
.input-wrap { position:relative; }
.input-wrap i { position:absolute; left:14px; top:50%; transform:translateY(-50%); color:var(--muted); font-size:18px; z-index:2; }
.login-form input { width:100%; min-height:52px; border:1px solid var(--border); border-radius:14px; padding:0 14px 0 42px; font-size:16px; }
.login-form input:focus { border-color:var(--blue); outline:none; box-shadow:0 0 0 3px var(--blue-soft); }
.login-btn { width:100%; min-height:54px; margin-top:20px; border:none; border-radius:14px; background:var(--blue); color:#fff; font-size:16px; font-weight:800; display:inline-flex; align-items:center; justify-content:center; gap:8px; cursor:pointer; transition:background .15s; }
.login-btn:hover { background:#0746b8; }
.login-error { background:var(--danger-soft); color:var(--danger); border-radius:12px; padding:10px 14px; margin-top:14px; font-size:14px; }

/* Welcome / onboarding hero */
.welcome-hero { text-align:center; background:linear-gradient(160deg,#06224B,#0959E8); color:#fff; border-radius:22px; padding:34px 22px; margin-bottom:22px; box-shadow:0 18px 40px rgba(9,89,232,.25); }
.welcome-hero .wh-ico { width:64px; height:64px; border-radius:18px; background:rgba(255,255,255,.16); display:grid; place-items:center; font-size:30px; margin:0 auto 14px; }
.welcome-hero h2 { font-size:22px !important; margin:0 0 6px; color:#fff; }
.welcome-hero p { color:rgba(255,255,255,.85); max-width:430px; margin:0 auto 18px; font-size:14px; }
.btn-cta { display:inline-flex; align-items:center; gap:8px; background:#fff; color:var(--navy); font-weight:800; padding:13px 22px; border-radius:14px; transition:transform .12s; }
.btn-cta:hover { transform:translateY(-1px); }

/* Empty state curato */
.empty-state { min-height:120px; gap:6px; flex-direction:column; padding:26px; background:var(--page);
  border:1px dashed var(--border); border-radius:16px; color:var(--muted); font-weight:600; text-align:center; }

/* ===== Wizard / installazione polish ===== */
.wizard-panel { max-width: 760px; margin: 0 auto; }
.stepper { gap:6px; }
.stepper span { font-size:12px; padding:8px 12px; }
.stepper .active { background:var(--blue); color:#fff; border-color:var(--blue); }
.qr-box { min-height:260px; border:2px dashed #BBD4FF; background:linear-gradient(180deg,#f3f8ff,#eef4ff); }
.progress-flow div { background:#fff; }
.progress-flow .done { font-weight:750; }
.success-screen > i { filter: drop-shadow(0 8px 16px rgba(18,161,80,.3)); }

/* ========== Compact mode (uso sul campo, meno scroll) ========== */
.app-shell { padding: 12px 12px 92px !important; }
.page-heading { margin: 2px 0 10px !important; }
h1 { font-size: 21px !important; }
h2 { font-size: 16px !important; }
.topbar { min-height:54px; padding:8px 12px; margin-bottom:12px; border-radius:12px; }
.kpi-strip { gap:10px; margin-bottom:12px; }
.kpi-card { padding:11px; gap:11px; }
.kpi-ico { width:42px; height:42px; font-size:20px; }
.kpi-txt strong { font-size:22px; }
.section-block, .workspace-panel, .wizard-panel { padding:13px !important; margin-bottom:12px !important; }
.panel-title { margin-bottom:9px; }
.action-card-grid { gap:10px; }
.action-card { padding:13px; gap:5px; }
.action-card .ac-ico { width:40px; height:40px; font-size:19px; }
.action-card strong { font-size:15px; }
.action-card span { font-size:12px; line-height:1.4; }
.machine-card-grid, .sensor-card-grid { gap:10px; }
.machine-card, .sensor-card { min-height:auto; padding:12px; gap:8px; }
.list-row { min-height:52px; padding:9px 11px; margin-bottom:7px; }
.activity-cols, .col-main, .col-side, .two-col, .workspace-grid { gap:12px !important; }
.welcome-hero { padding:20px 18px; margin-bottom:13px; }
.welcome-hero .wh-ico { width:50px; height:50px; font-size:23px; margin-bottom:9px; }
.welcome-hero h2 { font-size:19px !important; }
.welcome-hero p { font-size:13px; margin-bottom:14px; }
.reading-grid { gap:8px; }
.reading-grid div { padding:9px; }
.reading-grid strong { font-size:17px; }
.live-grid { gap:8px; }
.live-grid div, .machine-values span { min-height:auto; padding:8px; }
.live-grid strong { font-size:17px; }
.task-button { min-height:72px; padding:12px; font-size:15px; }
.tab-row { margin-bottom:10px; }
.audit-item { padding-bottom:11px; }
.sensor-detail .sensor-hero { padding:11px; margin-bottom:10px; }

/* ===== 2 colonne su tablet (riduce lo scroll) ===== */
@media (min-width: 760px) {
  .activity-cols { grid-template-columns: 1.4fr 1fr !important; align-items: start; }
  .two-col { grid-template-columns: 1fr 1fr !important; }
}

/* ===== Bottom nav compatta + più spazio al contenuto ===== */
.bottom-nav { min-height: 54px; }
.bottom-nav a { padding: 4px 0; font-size: 10px; gap: 1px; }
.bottom-nav i { font-size: 19px; }
.app-shell { padding-bottom: 66px !important; }

/* ===== FAB + tab bar auto-hide ===== */
.bottom-nav { transition: transform .26s ease; }
.bottom-nav.nav-hidden { transform: translateY(115%); }
.fab {
  position: fixed; right: 18px; bottom: 70px; z-index: 40;
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--blue); color: #fff; display: grid; place-items: center;
  font-size: 26px; box-shadow: 0 12px 28px rgba(9,89,232,.45);
  transition: bottom .26s ease, background .15s; border: 3px solid #fff;
}
.fab:hover { background: #0746b8; color:#fff; }
.fab.lower { bottom: 18px; }

/* ===== Severity + sparkline + PWA ===== */
.status-chip.info { background:var(--blue-soft); color:var(--blue); }
.status-chip.muted { background:#eef0f4; color:#6b7280; }
.rec-action { display:block; font-size:12px; margin-top:3px; font-weight:600; }
.rec-action.success { color:var(--success); }
.rec-action.warning { color:#9A6400; }
.rec-action.danger  { color:var(--danger); }
.rec-action.info    { color:var(--blue); }
.rec-action.muted   { color:var(--muted); }
.spark { display:block; width:100%; height:54px; }
.spark-empty { color:var(--muted); font-size:13px; }