:root {
  --bg: #f7f8fa;
  --panel: #ffffff;
  --text: #1c2430;
  --muted: #667085;
  --border: #e2e6ec;
  --accent: #2563eb;
  --ok: #16803c;
  --ok-bg: #e7f6ec;
  --warn: #9a5b00;
  --warn-bg: #fdf1dc;
  --info: #475467;
  --info-bg: #eef1f5;
  --danger: #b42318;
  --danger-bg: #fdecea;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
}

header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.6rem 1.2rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.brand { font-weight: 700; font-size: 1.15rem; }
.brand small { font-weight: 400; color: var(--muted); margin-left: 0.4rem; }

nav a {
  text-decoration: none;
  color: var(--muted);
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
}
nav a.active, nav a:hover { color: var(--accent); background: #eff4ff; }

#simbar {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
}
#simstatus { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--muted); }
.simcontrols { display: inline-flex; align-items: center; gap: 0.3rem; }
.simcontrols input { width: 5.5rem; }
.simtime { font-variant-numeric: tabular-nums; }

main { max-width: 68rem; margin: 1.5rem auto; padding: 0 1.2rem; }

h2 { margin: 0 0 0.8rem; font-size: 1.25rem; }
h3 { margin: 1.5rem 0 0.6rem; font-size: 1.05rem; }

.hint { color: var(--muted); font-size: 0.88rem; margin: 0 0 0.8rem; }

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
th, td {
  text-align: left;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
th { background: #fafbfc; color: var(--muted); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em; }
tbody tr:last-child td { border-bottom: none; }
td.empty { color: var(--muted); text-align: center; padding: 1.4rem; }
td.quantities { color: var(--muted); font-size: 0.85rem; }
td.actions { white-space: nowrap; text-align: right; }

.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--info-bg);
  color: var(--info);
}
.badge-ok, .badge-active, .badge-running { background: var(--ok-bg); color: var(--ok); }
.badge-warn, .badge-overloaded, .badge-paused { background: var(--warn-bg); color: var(--warn); }
.badge-info, .badge-inactive, .badge-maintenance, .badge-stopped { background: var(--info-bg); color: var(--info); }
.badge-failed, .badge-offline { background: var(--danger-bg); color: var(--danger); }

button {
  font: inherit;
  font-size: 0.85rem;
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
}
button:hover { border-color: var(--accent); color: var(--accent); }
button[type="submit"] { background: var(--accent); border-color: var(--accent); color: #fff; }
button[type="submit"]:hover { opacity: 0.9; color: #fff; }
button.danger:hover { border-color: var(--danger); color: var(--danger); }

input, select {
  font: inherit;
  font-size: 0.9rem;
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel);
  color: var(--text);
}
input:focus, select:focus { outline: 2px solid #bfd3fb; border-color: var(--accent); }

.station-form, .sensor-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 0.8rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  align-items: end;
}
.station-form label, .sensor-form label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.82rem; color: var(--muted); }
.sensor-form .quantities-field { grid-row: span 2; }
.sensor-form select[multiple] { font-size: 0.85rem; padding: 0.2rem; }

/* Riepilogo sinottico in testa alla pagina sensori. */
.summary {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.9rem;
}
.stat {
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  font-size: 0.85rem;
  color: var(--muted);
}
.stat b { color: var(--text); font-size: 1rem; margin-right: 0.15rem; }
.stat-ok b { color: var(--ok); }
.stat-warn b { color: var(--warn); }
.stat-danger b { color: var(--danger); }
.stat-info b { color: var(--info); }

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: end;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.7rem 0.9rem;
  margin-bottom: 0.5rem;
}
.filters label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.8rem; color: var(--muted); }
.filters-reset { margin: 0 0 0.8rem; font-size: 0.82rem; }
.filters-reset a { color: var(--accent); }

/* Pallino di consegna: il sensore sta davvero alimentando una stazione? */
.dot {
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  margin-left: 0.35rem;
  vertical-align: middle;
}
.dot-ok { background: var(--ok); }
.dot-off { background: #c2c8d0; }

td.pos { font-variant-numeric: tabular-nums; font-size: 0.85rem; color: var(--muted); }
.origin { color: var(--muted); font-size: 0.75rem; }
.muted { color: var(--muted); }
td.actions select { font-size: 0.8rem; padding: 0.25rem 0.35rem; }
.form-actions { display: flex; gap: 0.5rem; align-items: end; }

.msg {
  padding: 0.55rem 0.8rem;
  border-radius: 6px;
  background: var(--ok-bg);
  color: var(--ok);
  font-size: 0.88rem;
}
.msg-err { background: var(--danger-bg); color: var(--danger); }

/* --- Finestra modale ---------------------------------------------- */

.modal {
  border: none;
  border-radius: 10px;
  padding: 0;
  max-width: min(42rem, 92vw);
  width: 100%;
  box-shadow: 0 12px 40px rgba(16, 24, 40, 0.18);
  color: var(--text);
  background: var(--panel);
}
.modal::backdrop { background: rgba(16, 24, 40, 0.45); }
.modal:not([open]) { display: none; }

.modal-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--border);
}
.modal-head h3 { margin: 0; font-size: 1.05rem; }
.modal-head .modal-sub { color: var(--muted); font-size: 0.82rem; }

.modal-body { padding: 1.1rem; max-height: 70vh; overflow-y: auto; }
.modal-body > p { margin-top: 0; }

.modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 0.8rem 1.1rem;
  border-top: 1px solid var(--border);
  background: #fafbfc;
  border-radius: 0 0 10px 10px;
}
.modal-foot form { margin: 0; }

/* Il form dentro la modale impagina in colonne strette, non a tutta pagina. */
.modal .field-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 0.8rem;
}
.modal label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.82rem; color: var(--muted); }
.modal .field-wide { grid-column: 1 / -1; }
.modal select[multiple] { font-size: 0.85rem; padding: 0.2rem; }

.danger-text { color: var(--danger); }
button.danger-solid {
  background: var(--danger);
  border-color: var(--danger);
  color: #fff;
}
button.danger-solid:hover { opacity: 0.9; color: #fff; border-color: var(--danger); }

.toolbar { display: flex; justify-content: flex-end; margin-bottom: 0.8rem; }

/* --- Barra delle operazioni massive -------------------------------- */

.bulkbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.9rem;
  margin-bottom: 0.8rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.bulkbar-label { font-size: 0.85rem; color: var(--muted); white-space: nowrap; }
.bulkbar-label b { color: var(--accent); font-size: 1rem; }
.bulkbar-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  padding-left: 0.6rem;
  border-left: 1px solid var(--border);
}
.bulkbar-actions label { font-size: 0.8rem; color: var(--muted); display: inline-flex; align-items: center; gap: 0.3rem; }
.bulkbar-actions input, .bulkbar-actions select { font-size: 0.82rem; padding: 0.25rem 0.4rem; }
.bulkbar-actions input[name="bulk_duration"] { width: 6rem; }
.bulkbar-new { margin-left: auto; }

th.pick, td.pick { width: 1.8rem; padding-right: 0; text-align: center; }
th.pick input, td.pick input { cursor: pointer; }

.id-list {
  margin: 0.6rem 0 0;
  padding-left: 1.1rem;
  max-height: 9rem;
  overflow-y: auto;
  color: var(--muted);
  font-size: 0.85rem;
  columns: 3;
}

/* --- Home e guida -------------------------------------------------- */

a.brand { text-decoration: none; color: var(--text); }

.guide-page .intro p { max-width: 46rem; line-height: 1.5; }
.toc { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.toc a, a.button {
  display: inline-block;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel);
  color: var(--accent);
  text-decoration: none;
  font-size: 0.9rem;
}
.toc a:hover, a.button:hover { border-color: var(--accent); }

.guide {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.2rem 1.4rem;
  margin: 1.2rem 0;
  line-height: 1.5;
  scroll-margin-top: 1rem;
}
.guide h3 a { color: inherit; }
.guide h3 a:hover { color: var(--accent); }
.guide ul { padding-left: 1.2rem; }
.guide li { margin-bottom: 0.35rem; }
.guide table.compact { margin: 0.6rem 0 0.9rem; font-size: 0.88rem; }
.guide table.compact td, .guide table.compact th { padding: 0.4rem 0.65rem; vertical-align: top; }
.guide details { margin: 0.4rem 0 0.8rem; }
.guide summary { cursor: pointer; color: var(--accent); font-size: 0.9rem; }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85em;
  background: var(--info-bg);
  padding: 0.05rem 0.3rem;
  border-radius: 4px;
}
pre {
  background: #111827;
  color: #e5e7eb;
  padding: 0.8rem 1rem;
  border-radius: 8px;
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.45;
}
pre code { background: none; padding: 0; color: inherit; font-size: inherit; }

.cta { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.2rem; }

/* Home: colpo d'occhio sulla rete e pulsante di avvio al centro. */
.home h2 { text-align: center; margin-top: 1rem; }
.home-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 0.8rem;
  max-width: 44rem;
  margin: 1.5rem auto 0;
}
.home-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 1rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.85rem;
  text-align: center;
}
a.home-stat:hover { border-color: var(--accent); }
.home-stat > b { color: var(--text); font-size: 1.9rem; line-height: 1.2; }
.home-stat .badge { font-size: 0.95rem; padding: 0.25rem 0.8rem; }

.launch {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 45vh;
  gap: 0.6rem;
}
.launch-button {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  width: 12rem;
  height: 12rem;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.35);
  transition: transform 0.15s, box-shadow 0.15s;
}
.launch-button:hover:not(:disabled) {
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(37, 99, 235, 0.45);
}
.launch-button:disabled { background: var(--ok); cursor: default; box-shadow: 0 10px 30px rgba(22, 128, 60, 0.3); }
.launch-button .rocket { width: 5.5rem; height: 5.5rem; overflow: visible; }
.rocket-window { fill: var(--accent); stroke: #fff; stroke-width: 1.5; }
.launch-button:disabled .rocket-window { fill: var(--ok); }
.rocket-flame { fill: #fbbf24; transform-origin: 32px 41px; }
.rocket-smoke { opacity: 0; }

/* Al passaggio del mouse il razzo accende i motori; a run in corso vola. */
.launch-button:hover:not(:disabled) .rocket-flame { animation: flicker 0.15s infinite alternate; }
.launch-button:hover:not(:disabled) .rocket-body { animation: rumble 0.12s infinite alternate; }
.launch-button:disabled .rocket-body,
.launch-button:disabled .rocket-flame { animation: lift 1.6s ease-in-out infinite alternate; }
.launch-button:disabled .rocket-smoke { opacity: 0.35; }

@keyframes flicker { from { transform: scaleY(0.8); } to { transform: scaleY(1.15); } }
@keyframes rumble { from { transform: translateX(-0.6px); } to { transform: translateX(0.6px); } }
@keyframes lift { from { transform: translateY(1px); } to { transform: translateY(-4px); } }
@media (prefers-reduced-motion: reduce) {
  .launch-button .rocket * { animation: none !important; }
}