:root {
  --fond: #eceef0; --carte: #ffffff; --encre: #1b1d1f; --muet: #5f656b; --bord: #cfd3d7;
  --synoptique: #c9cdd1; --tag: #1739b8; --vert: #2fc43a; --gris: #b9bcbf; --bleu: #5fd3f3; --rouge: #e3241b;
  --accent: #004E2B;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --fond: #15171a; --carte: #1f2226; --encre: #e9ebed; --muet: #a3a9af; --bord: #353a40; --accent: #5fbf8f; }
}
:root[data-theme="dark"] { --fond: #15171a; --carte: #1f2226; --encre: #e9ebed; --muet: #a3a9af; --bord: #353a40; --accent: #5fbf8f; }

* { box-sizing: border-box; }
body { margin: 0; background: var(--fond); color: var(--encre); font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
body > header { padding: 14px 16px 6px; max-width: 1200px; margin: 0 auto; }
body > header .sur { color: var(--accent); font-weight: 700; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; }
body > header h1 { margin: 2px 0 0; font-size: 22px; }
main { max-width: 1200px; margin: 0 auto; padding: 8px 16px 32px; display: grid; gap: 14px; grid-template-columns: minmax(0, 1fr) 320px; }
@media (max-width: 900px) { main { grid-template-columns: minmax(0, 1fr); } }

.carte { background: var(--carte); border: 1px solid var(--bord); border-radius: 10px; padding: 14px; }
.carte h2 { font-size: 14px; margin: 0 0 10px; text-transform: uppercase; letter-spacing: .04em; color: var(--muet); }

/* Synoptique : fond gris comme la supervision de l'usine (indépendant du thème) */
.synoptique { background: var(--synoptique); border-radius: 8px; border: 1px solid #9aa0a6; overflow: hidden; }
.synoptique svg { display: block; width: 100%; height: auto; }
.equipement { cursor: pointer; outline: none; }
.equipement:focus-visible 
.goulotte { fill: none; stroke: #3d4246; stroke-width: 1.5; }
.goulotte.bouchee { stroke: var(--rouge); stroke-width: 2.5; }
.tapis { stroke: #000; stroke-width: 2.5; }

.goulotte { fill: none; stroke: #3d4246; stroke-width: 1.5; }
.goulotte.bouchee { stroke: var(--rouge); stroke-width: 2.5; }
.tapis { stroke: #3d4246; stroke-width: 1.2; }
.defile { stroke: rgba(0, 0, 0, .45); stroke-width: 2; stroke-dasharray: 2 14; }
.tambour { fill: #e4e6e8; stroke: #3d4246; stroke-width: 1.2; }
.rayon { stroke: #3d4246; stroke-width: 1.2; }
.rouleau { fill: #eef0f1; stroke: #6c7277; stroke-width: 1; }
.matiere { fill: #8a6a45; stroke: #6d5232; stroke-width: .6; }
.moteur { stroke: #2b2f33; stroke-width: 1.2; }
.moteur-flasque { fill: #4a4f54; }
.arbre { stroke: #2b2f33; stroke-width: 2.5; }
.fleche { stroke: #8b1d1d; stroke-width: 2; stroke-dasharray: 5 4; }
.pointe { fill: #8b1d1d; }
.tag { fill: var(--tag); font: 700 14px system-ui, sans-serif; }
.alerte { fill: var(--rouge); font: 900 16px system-ui, sans-serif; }
.deport { fill: #b3140c; font: 700 12px system-ui, sans-serif; }
.valeur { fill: #fff; stroke: #7b8186; stroke-width: 1; }
.valeur-txt { fill: #000; font: 600 13px ui-monospace, "Cascadia Mono", Consolas, monospace; }
.unite { fill: #1b1d1f; font: 600 12px system-ui, sans-serif; }
.titre-vue { fill: var(--tag); font: italic 700 15px system-ui, sans-serif; text-decoration: underline; }

/* Légende des couleurs */
.legende { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 10px; font-size: 13px; color: var(--muet); }
.legende span { display: inline-flex; align-items: center; gap: 6px; }
.pastille { width: 22px; height: 8px; border-radius: 4px; border: 1px solid #3d4246; display: inline-block; }
.clignote { animation: clignote 1s steps(1) infinite; }
@keyframes clignote { 50% { opacity: .15; } }

/* Pupitre */
.groupe { margin-bottom: 14px; }
.groupe:last-child { margin-bottom: 0; }
.groupe > .lib { font-size: 12px; font-weight: 700; color: var(--muet); margin-bottom: 6px; }
.boutons { display: flex; flex-wrap: wrap; gap: 6px; }
button { font: inherit; font-size: 13px; padding: 6px 10px; border-radius: 6px; border: 1px solid var(--bord); background: var(--fond); color: var(--encre); cursor: pointer; }
button:hover:not(:disabled) { border-color: var(--muet); }
button:disabled { opacity: .45; cursor: not-allowed; }
button.actif { background: var(--accent); border-color: var(--accent); color: #fff; }
button.marche { background: #1f8f2a; border-color: #1f8f2a; color: #fff; }
button.arret { background: #5b6166; border-color: #5b6166; color: #fff; }
button.danger { border-color: #c9302c; color: #c9302c; }
input[type=range] { width: 100%; }
.ligne { display: flex; justify-content: space-between; gap: 8px; }

/* Fenêtre de commande (faceplate) */
.faceplate { position: relative; }
.faceplate[hidden] { display: none; }
.fp-titre { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.fp-titre strong { color: var(--tag); font-size: 18px; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .fp-titre strong { color: #8fb0ff; } }
.fp-etat { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; margin: 6px 0 10px; }
.mesures { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-bottom: 10px; }
.mesures div, .mesures .mesure { background: var(--fond); border-radius: 6px; padding: 6px 8px; }
.mesures .mesure { text-align: left; border: 1px solid transparent; cursor: pointer; }
.mesures .mesure:hover { border-color: var(--accent); }
.mesures span { display: block; font-size: 11px; color: var(--muet); text-transform: uppercase; letter-spacing: .03em; }
.mesures b { font: 700 16px ui-monospace, Consolas, monospace; }
.message { color: #c9302c; font-size: 13px; min-height: 1em; margin-top: 6px; }
.fermer { border: 0; background: none; font-size: 18px; padding: 0 4px; }

/* Alarmes */
.alarmes { margin-top: 14px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 5px 8px; border-bottom: 1px solid var(--bord); }
th { color: var(--muet); font-weight: 600; font-size: 12px; }
tr.p1 td:first-child { border-left: 4px solid var(--rouge); }
tr.p2 td:first-child { border-left: 4px solid #e8a317; }
tr.p3 td:first-child { border-left: 4px solid #8a9096; }
tr.nonacq td { font-weight: 700; }
tr.disparue td { color: var(--muet); }
.vide { color: var(--muet); font-size: 13px; }
.aide { color: var(--muet); font-size: 13px; margin: 8px 0 0; }

/* Courbes de tendance */
.courbe { margin: 0 0 10px; }
.courbe:last-child { margin-bottom: 0; }
.courbe figcaption { display: flex; justify-content: space-between; font-size: 13px; color: var(--muet); margin-bottom: 2px; }
.courbe-valeur { color: var(--encre); font: 700 14px ui-monospace, Consolas, monospace; }
.courbe-zone { position: relative; touch-action: pan-y; }
.courbe canvas { display: block; width: 100%; }
.infobulle { position: absolute; pointer-events: none; background: var(--carte); border: 1px solid var(--bord); border-radius: 6px;
  padding: 4px 8px; font-size: 12px; box-shadow: 0 2px 8px rgba(0,0,0,.12); display: flex; flex-direction: column; white-space: nowrap; }
.infobulle span { color: var(--muet); }
.infobulle .alarme { color: var(--rouge); font-weight: 600; }
.enreg { font-size: 13px; color: var(--muet); }
.enreg.enregistre { color: #1f8f2a; font-weight: 600; }
.enreg.hors_ligne { color: #b26b00; }
a { color: var(--accent); }
main.pleine { grid-template-columns: minmax(0, 1fr); }
.defile-x { overflow-x: auto; }
td.n, th.n { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr.cliquable { cursor: pointer; }
tbody tr.cliquable:hover td, tbody tr.choisie td { background: var(--fond); }
a.bouton { font-size: 13px; padding: 6px 10px; border-radius: 6px; border: 1px solid var(--bord); text-decoration: none; color: var(--encre); background: var(--fond); }
label.choix { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; padding: 4px 8px; border: 1px solid var(--bord); border-radius: 6px; cursor: pointer; }
label.choix i { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
select { font: inherit; font-size: 13px; padding: 5px 8px; border-radius: 6px; border: 1px solid var(--bord); background: var(--fond); color: var(--encre); }

.variable { cursor: pointer; outline: none; }
.variable:hover .valeur, .variable:focus-visible .valeur { stroke: #1739b8; stroke-width: 2; }
body > header .ligne { align-items: baseline; flex-wrap: wrap; }
.entete-liens { font-size: 13px; }

/* Fenêtres de tendance (flottantes, déplaçables, redimensionnables) */
.ft { position: fixed; width: min(640px, calc(100vw - 32px)); height: 440px; min-width: 360px; min-height: 260px;
  background: var(--carte); color: var(--encre); border: 1px solid var(--bord); border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0,0,0,.22); display: flex; flex-direction: column; resize: both; overflow: hidden; }
.ft.reduite { height: auto !important; min-height: 0; resize: none; }
.ft.reduite .ft-corps { display: none; }
.ft-tete { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 7px 10px; cursor: move;
  background: var(--fond); border-bottom: 1px solid var(--bord); user-select: none; touch-action: none; }
.ft-titre { flex: 1; min-width: 0; font-size: 13px; color: var(--tag); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .ft-titre { color: #8fb0ff; } }
.ft-actions { flex-shrink: 0; white-space: nowrap; }
.ft-actions button { border: 0; background: none; font-size: 16px; padding: 0 6px; line-height: 1; }
.ft-corps { flex: 1; display: flex; flex-direction: column; padding: 8px 10px; gap: 6px; min-height: 0; }
.ft-outils, .ft-series { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 12px; }
.ft-outils button, .ft-outils select, .ft-outils input, .ft-series select, .ft-series input[type=number] { font-size: 12px; padding: 3px 7px; }
.ft-outils label { display: inline-flex; gap: 4px; align-items: center; color: var(--muet); }
.ft-groupe { display: inline-flex; }
.ft-groupe button { border-radius: 0; margin-left: -1px; }
.ft-groupe button:first-child { border-radius: 6px 0 0 6px; }
.ft-groupe button:last-child { border-radius: 0 6px 6px 0; }
.ft-dates input { width: 175px; }
.ft-echelle[hidden] { display: none; }
.ft-serie, .ft-echelle { display: inline-flex; align-items: center; gap: 5px; padding: 2px 6px; border: 1px solid var(--bord); border-radius: 6px; }
.ft-serie input[type=color] { width: 20px; height: 20px; padding: 0; border: 0; background: none; cursor: pointer; }
.ft-serie button { border: 0; background: none; padding: 0 2px; font-size: 14px; }
.ft-val { font: 700 12px ui-monospace, Consolas, monospace; }
.ft-echelle input[type=number] { width: 70px; }
.ft-graphes { position: relative; flex: 1; min-height: 120px; overflow: hidden; }
.ft-graphes canvas { display: block; touch-action: none; cursor: crosshair; }
.ft-regle { font-size: 12px; max-height: 120px; overflow: auto; }
.ft-regle table td, .ft-regle table th { padding: 2px 6px; font-variant-numeric: tabular-nums; }
.ft-aide { margin: 0; font-size: 11px; color: var(--muet); }
.pastille-ronde { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 5px; vertical-align: middle; }
@media (max-width: 700px) {
  .ft { left: 0 !important; top: auto !important; bottom: 0; width: 100vw !important; height: 78vh !important; min-width: 0;
    border-radius: 12px 12px 0 0; resize: none; }
  .ft-tete { cursor: default; }
}
.ft-nom.actif { font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.ft-nom[data-actif] { cursor: default; }
.ft-nom[title] { cursor: pointer; }

/* Onglet du pupitre (discret, à droite) */
.onglet-pupitre { position: fixed; right: 0; top: 40%; z-index: 900; writing-mode: vertical-rl; transform: rotate(180deg);
  padding: 12px 6px; border-radius: 0 8px 8px 0; background: var(--accent); color: #fff; border: 0; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase; font-size: 12px; box-shadow: 0 2px 8px rgba(0,0,0,.2); }
.onglet-pupitre:hover { filter: brightness(1.1); }

/* Fenêtres d'équipement et pupitre */
.ft.fe { height: auto; max-height: calc(100vh - 20px); resize: none; }
.ft.fe .ft-corps { overflow: auto; font-size: 13px; }
.fe-type { font-size: 12px; margin-top: -2px; }
.muet { color: var(--muet); }
.onglets { display: flex; gap: 2px; border-bottom: 1px solid var(--bord); margin: 2px 0 8px; }
.onglets button { border: 0; border-bottom: 2px solid transparent; border-radius: 0; background: none; padding: 6px 10px; color: var(--muet); }
.onglets button.actif { color: var(--encre); border-bottom-color: var(--accent); font-weight: 700; }
.fe .mesures { margin-bottom: 8px; }
.fe .fp-etat { margin: 2px 0 8px; }
.pid { border: 1px solid var(--bord); border-radius: 8px; padding: 6px 10px 8px; margin: 0 0 10px; display: grid; gap: 6px; }
.pid legend { font-size: 12px; color: var(--muet); padding: 0 4px; }
.pid input[type=number] { width: 80px; font: inherit; padding: 3px 6px; border-radius: 6px; border: 1px solid var(--bord); background: var(--fond); color: var(--encre); }
.pid .ligne { align-items: center; }
.fe-defauts { list-style: none; padding: 0; margin: 6px 0 0; font-size: 12px; }
.fe-defauts li { padding: 2px 0 2px 8px; border-left: 3px solid #8a9096; margin-bottom: 3px; }
.fe-defauts li.p1 { border-left-color: var(--rouge); }
.fe-defauts li.p2 { border-left-color: #e8a317; }
.fe-params { width: 100%; font-size: 12.5px; }
.fe-params td { padding: 4px 4px; }
.fe-params input { width: 76px; font: inherit; padding: 3px 6px; border-radius: 6px; border: 1px solid var(--bord); background: var(--fond); color: var(--encre); }
.fe-sous { font-size: 12px; color: var(--muet); text-transform: uppercase; letter-spacing: .04em; margin: 12px 0 4px; }
.fe select { font: inherit; font-size: 13px; width: 100%; }

/* Synoptique : trémie, séquence, petits textes */
.tremie { fill: none; stroke: #3d4246; stroke-width: 1.6; }
.tremie-fond { fill: #e6e8ea; }
.repere { stroke: #1739b8; stroke-width: 1.5; }
.petit-txt { fill: #2b2f33; font: 600 11px system-ui, sans-serif; }
.valeur.consigne { fill: #1739b8; stroke: #0e2a8a; }
.valeur.consigne + .valeur-txt, .valeur.consigne ~ .unite { fill: #fff; }
.lettre { fill: #1b1d1f; font: 700 12px system-ui, sans-serif; }
.cadre-seq { fill: #e9ebed; stroke: #7b8186; }
.cadre-seq-titre { fill: #1739b8; font: 700 11px system-ui, sans-serif; }
.cadre-seq-etat { fill: #1b1d1f; font: 600 12px system-ui, sans-serif; }