/* ── VARIABLES (charte SSP) ─────────────────────── */
:root {
  --bg:       #04090f;
  --bg2:      #070e19;
  --bg3:      #0a1525;
  --panel:    rgba(7,14,26,0.97);
  --border:   rgba(0,200,255,0.12);
  --border2:  rgba(0,200,255,0.06);
  --cyan:     #00cfff;
  --orange:   #ff6a00;
  --red:      #ff2244;
  --yellow:   #ffc840;
  --green:    #3dffaa;
  --dim:      #1a3555;
  --muted:    #304860;
  --text:     #c8dff2;
  --text2:    #7a9ab8;
  --text3:    #3a5570;
  --glow-c:   0 0 18px rgba(0,207,255,0.35);
  --glow-o:   0 0 18px rgba(255,106,0,0.4);
  --r:        2px;
  --volet:    370px;
  --volet-infos: 340px;
}

/* ── RESET ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html { font-size: 14px; }
html, body { height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Share Tech Mono', monospace;
  overflow: hidden;
}

/* ── CRT : lignes et vignette ──────────────────── */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  background: repeating-linear-gradient(
    0deg, transparent, transparent 2px,
    rgba(0,0,0,0.04) 2px, rgba(0,0,0,0.04) 4px
  );
}
body::after {
  content: '';
  position: fixed; inset: 0; z-index: 9998; pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 60%, rgba(0,0,0,0.55) 100%);
}
#grid-bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(0,207,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,207,255,0.025) 1px, transparent 1px);
  background-size: 50px 50px;
}

/* ── STRUCTURE ─────────────────────────────────── */
#app {
  position: relative; z-index: 1;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  height: 100vh;
}
/* Volet à gauche de la carte, fiche de l'astre à droite ; dans le HTML, la carte vient
   d'abord (écrans étroits). #volets ne compte pas sur grand écran : ses deux volets
   prennent chacun leur colonne. */
#contenu {
  display: grid;
  grid-template-columns: var(--volet) minmax(0, 1fr) var(--volet-infos);
  grid-template-areas: 'volet carte infos';
  min-height: 0;
}
#volets { display: contents; }

/* ── EN-TÊTE ───────────────────────────────────── */
#header {
  display: flex; justify-content: space-between; align-items: center; gap: 8px 16px;
  flex-wrap: wrap; /* faute de place, le bouton de retour passe sous le logo */
  padding: 10px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.logo { display: flex; align-items: center; gap: 18px; }
.logo h1 {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900; font-size: 20px;
  color: var(--cyan);
  text-shadow: var(--glow-c);
  letter-spacing: 4px;
  white-space: nowrap;
}
.logo h1 span { color: var(--orange); text-shadow: var(--glow-o); margin: 0 2px; }
.logo .sub  { font-size: 10px; color: var(--text2); letter-spacing: 3px; }
.logo .corp { font-size: 9px; color: var(--text3); letter-spacing: 2px; margin-top: 3px; }
.header-info {
  display: flex; align-items: center;
  font-size: 10px; letter-spacing: 2px; color: var(--text3); white-space: nowrap;
}
.dot {
  display: inline-block; width: 7px; height: 7px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 8px var(--green);
  margin-right: 8px; animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }
/* Mention d'état (source des positions), masquée quand la place manque pour le bouton */
.etat-source:not(:last-child) { margin-right: 18px; }
@media (max-width: 1199px) { .etat-source { display: none; } }
/* Cartes de système : retour au bras d'Orion. Bien visible, et présent à toutes les largeurs,
   pour qu'on sache toujours comment revenir à la carte générale. */
.lien-retour {
  display: flex; align-items: center; gap: 10px;
  padding: 5px 14px 5px 10px;
  color: var(--cyan); text-decoration: none; white-space: nowrap;
  background: rgba(0,207,255,0.08);
  border: 1px solid var(--cyan); border-radius: var(--r);
  box-shadow: 0 0 14px rgba(0,207,255,0.22), inset 0 0 10px rgba(0,207,255,0.08);
  transition: background 0.2s, box-shadow 0.2s;
}
.lien-retour:hover, .lien-retour:focus-visible {
  background: rgba(0,207,255,0.18);
  box-shadow: var(--glow-c), inset 0 0 12px rgba(0,207,255,0.15);
}
.lien-retour-fleche { font-size: 20px; line-height: 1; text-shadow: var(--glow-c); transition: transform 0.2s; }
.lien-retour:hover .lien-retour-fleche { transform: translateX(-3px); }
.lien-retour-texte {
  display: flex; flex-direction: column; gap: 2px;
  font-family: 'Orbitron', sans-serif; font-weight: 700; font-size: 12px; letter-spacing: 3px;
  text-shadow: 0 0 10px rgba(0,207,255,0.45);
}
.lien-retour-texte small {
  font-family: 'Share Tech Mono', monospace; font-weight: 400; font-size: 8px; letter-spacing: 2px;
  color: var(--text2); text-shadow: none;
}

/* ── CARTE ─────────────────────────────────────── */
#zone-carte {
  grid-area: carte;
  min-width: 0; min-height: 0;
  padding: 16px;
  display: flex; align-items: center; justify-content: center;
  container-type: size;
}
#cadre-carte {
  position: relative;
  width: min(calc(100vw - var(--volet) - var(--volet-infos) - 34px), calc(100vh - 100px)); /* secours sans container queries */
  width: min(100cqw, 100cqh);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at center, #08142a 0%, #03070d 72%);
  border: 1px solid var(--border);
  box-shadow: inset 0 0 80px rgba(0,0,0,0.6), 0 0 40px rgba(0,207,255,0.04);
  overflow: hidden;
}
#cadre-carte::before {
  content: '';
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(0,207,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,207,255,0.035) 1px, transparent 1px);
  background-size: 10% 10%;
  background-position: center;
}
#carte {
  position: absolute; top: 0; left: 0;
  display: block;
  cursor: grab;
  touch-action: none;
}
#carte.sur-astre { cursor: pointer; }
#carte.glisse    { cursor: grabbing; }

/* Coins décoratifs */
.coin {
  position: absolute; width: 14px; height: 14px; pointer-events: none;
  border-color: var(--cyan); border-style: solid; border-width: 0; opacity: 0.7;
}
.coin-hg { top: 4px;    left: 4px;   border-top-width: 2px;    border-left-width: 2px; }
.coin-hd { top: 4px;    right: 4px;  border-top-width: 2px;    border-right-width: 2px; }
.coin-bg { bottom: 4px; left: 4px;   border-bottom-width: 2px; border-left-width: 2px; }
.coin-bd { bottom: 4px; right: 4px;  border-bottom-width: 2px; border-right-width: 2px; }

/* Surimpressions */
.hud { position: absolute; z-index: 2; pointer-events: none; }
#hud-date {
  top: 14px; left: 18px;
  font-family: 'Orbitron', sans-serif; font-weight: 700;
  font-size: 13px; letter-spacing: 2px;
  color: var(--cyan); text-shadow: var(--glow-c);
}
#hud-date small {
  display: block; margin-top: 5px;
  font-family: 'Share Tech Mono', monospace; font-weight: 400;
  font-size: 9px; letter-spacing: 2px; color: var(--text3); text-shadow: none;
}
#hud-zoom {
  top: 12px; right: 12px;
  display: flex; flex-direction: column; gap: 4px;
  pointer-events: auto;
}
.btn-hud {
  width: 28px; height: 28px;
  background: rgba(4,9,15,0.85);
  border: 1px solid var(--dim); border-radius: var(--r);
  color: var(--text2);
  font-family: inherit; font-size: 15px; line-height: 1;
  cursor: pointer; transition: all 0.2s;
}
.btn-hud:hover { border-color: var(--cyan); color: var(--cyan); }
/* Icône dessinée (cercles des vues d'Alpha Centauri) */
.icone-hud {
  display: block; width: 18px; height: 18px; margin: auto;
  fill: none; stroke: currentColor; stroke-width: 1.3;
}
/* Galaxie : sens de rotation, au bord droit ; bras d'Orion : direction du centre galactique,
   en haut, sous la date (hud-haut) */
#hud-direction {
  top: 50%; right: 10px; transform: translateY(-50%);
  font-size: 9px; letter-spacing: 2px; color: var(--text3);
}
#hud-direction.hud-haut { top: 54px; right: auto; left: 50%; transform: translateX(-50%); white-space: nowrap; }
#hud-suivi {
  bottom: 12px; left: 50%; transform: translateX(-50%);
  white-space: nowrap;
  display: flex; align-items: center; gap: 8px;
  padding: 4px 4px 4px 10px;
  background: rgba(4,9,15,0.85);
  border: 1px solid var(--border);
  font-size: 10px; letter-spacing: 2px; color: var(--cyan);
  pointer-events: auto;
}
#hud-suivi .btn-hud { width: 22px; height: 22px; font-size: 11px; }
.btn-hud.actif { border-color: var(--cyan); color: var(--cyan); }

/* Réglages d'affichage : bouton en bas à droite de la carte, fenêtre au-dessus */
.btn-hud-texte {
  width: auto; padding: 0 12px;
  font-size: 10px; letter-spacing: 2px;
}
#btn-affichage { position: absolute; z-index: 3; bottom: 12px; right: 12px; }
.popup-affichage {
  position: absolute; z-index: 4; bottom: 48px; right: 12px;
  width: min(280px, calc(100% - 24px));
  padding: 12px 14px;
  background: rgba(4,9,15,0.97);
  border: 1px solid var(--border); border-top: 2px solid var(--cyan);
  box-shadow: 0 8px 30px rgba(0,0,0,0.6);
}
.popup-titre {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 10px; padding-bottom: 6px;
  border-bottom: 1px solid var(--border2);
  font-size: 10px; letter-spacing: 3px; color: var(--cyan);
}
.popup-titre .btn-hud { width: 22px; height: 22px; font-size: 11px; }
#infobulle {
  position: absolute; z-index: 3; pointer-events: none;
  padding: 6px 10px;
  background: rgba(4,9,15,0.95);
  border: 1px solid var(--border); border-left: 2px solid var(--cyan);
  font-size: 11px; line-height: 1.6; color: var(--text2); white-space: nowrap;
}
#infobulle b {
  font-family: 'Orbitron', sans-serif; font-size: 11px; letter-spacing: 2px; color: var(--text);
}

/* ── VOLET ─────────────────────────────────────── */
#volet, #volet-infos {
  background: rgba(4,9,15,0.8);
  overflow-y: auto;
  padding: 14px 0;
  scrollbar-width: thin;
  scrollbar-color: var(--dim) transparent;
}
#volet       { grid-area: volet; border-right: 1px solid var(--border); }
#volet-infos { grid-area: infos; border-left: 1px solid var(--border); padding: 14px 16px; }
.volet-section {
  padding: 0 16px 16px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border2);
}
.volet-section:last-child { border-bottom: none; margin-bottom: 0; }
.volet-titre {
  display: flex; align-items: center; gap: 8px;
  font-size: 10px; letter-spacing: 3px; color: var(--cyan);
  padding-bottom: 6px; margin-bottom: 12px;
  border-bottom: 1px solid var(--border2);
  cursor: pointer; list-style: none; user-select: none;
}
.volet-titre::-webkit-details-marker { display: none; }
.volet-titre .note { margin-left: auto; font-size: 9px; letter-spacing: 2px; color: var(--text3); }
.volet-titre::after { content: '▾'; color: var(--text3); font-size: 12px; letter-spacing: 0; transition: color 0.2s; }
.volet-titre:hover::after, .volet-titre:hover .note { color: var(--text2); }
details:not([open]) > .volet-titre { margin-bottom: 0; }
details:not([open]) > .volet-titre::after { content: '▸'; }
.titre-orange { color: var(--orange); }
.titre-vert   { color: var(--green); }
/* Case du titre (Trajet, Communication) : calcul et tracé activés, même réglage que la fenêtre
   Affichage. Dessinée à la couleur du titre : carré vide, ou rempli quand elle est cochée. */
.case-titre {
  appearance: none; -webkit-appearance: none;
  flex-shrink: 0; width: 12px; height: 12px; margin: 0;
  color: inherit; /* un champ n'hérite pas de la couleur du titre par défaut */
  border: 1px solid currentColor; border-radius: var(--r);
  background: transparent; opacity: 0.7;
  cursor: pointer; transition: opacity 0.2s, box-shadow 0.2s;
}
.case-titre:checked { background: currentColor; box-shadow: inset 0 0 0 2px var(--bg); opacity: 1; }
.case-titre:hover { opacity: 1; box-shadow: 0 0 6px currentColor; }
.case-titre:checked:hover { box-shadow: inset 0 0 0 2px var(--bg), 0 0 6px currentColor; }
.case-titre:focus-visible { outline: 1px solid currentColor; outline-offset: 2px; }

/* ── CHAMPS ────────────────────────────────────── */
.champ {
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--dim); border-radius: var(--r);
  color: var(--text);
  font-family: 'Share Tech Mono', monospace; font-size: 12px;
  padding: 6px 8px;
  outline: none;
  color-scheme: dark;
  transition: border-color 0.2s;
}
.champ:focus { border-color: var(--cyan); box-shadow: 0 0 0 1px rgba(0,207,255,0.2); }
.champ:disabled { opacity: 0.5; }
.champ option, .champ optgroup { background: var(--bg2); color: var(--text); }
.champ-label {
  display: flex; flex-direction: column; gap: 4px;
  font-size: 9px; letter-spacing: 2px; color: var(--text3);
}
.case {
  display: flex; align-items: center; gap: 8px;
  padding: 3px 0;
  font-size: 10px; letter-spacing: 1px; color: var(--text2);
  cursor: pointer;
}
.case input { accent-color: var(--cyan); }
.volet-section > .case { margin-bottom: 6px; }

/* ── BOUTONS ───────────────────────────────────── */
.btn-small {
  background: transparent;
  border: 1px solid var(--dim); border-radius: var(--r);
  color: var(--text2);
  font-family: inherit; font-size: 10px; letter-spacing: 1px;
  padding: 6px 8px;
  cursor: pointer; transition: all 0.2s;
}
.btn-small:hover:not(:disabled) { border-color: var(--cyan); color: var(--cyan); }
.btn-small:disabled { opacity: 0.35; cursor: default; }
.btn-small.actif {
  border-color: var(--orange); color: var(--orange);
  box-shadow: 0 0 10px rgba(255,106,0,0.25);
}

/* ── DATE ──────────────────────────────────────── */
.ligne-champs { display: grid; grid-template-columns: 1fr 96px; gap: 6px; margin-bottom: 8px; }
.grille-pas   { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; margin-bottom: 8px; }
.ligne-lecture {
  display: grid; grid-template-columns: 32px 32px 32px minmax(0, 1fr) auto; gap: 4px;
}
.btn-lecture { padding: 0; font-size: 11px; }

/* ── ASTRES ────────────────────────────────────── */
.liste-astres { display: flex; flex-direction: column; gap: 2px; }
.groupe-astres { font-size: 9px; letter-spacing: 2px; color: var(--text3); margin: 8px 0 3px; }
.astre-item {
  display: flex; align-items: center; gap: 10px;
  width: 100%;
  padding: 4px 8px;
  background: rgba(255,255,255,0.015);
  border: 1px solid transparent; border-radius: var(--r);
  color: inherit; font-family: inherit; text-align: left;
  cursor: pointer; transition: background 0.15s;
}
.astre-item:hover { background: rgba(255,255,255,0.045); }
.astre-item.selectionne { border-color: rgba(0,207,255,0.35); background: rgba(0,207,255,0.07); }
.astre-pastille {
  width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0;
  background: currentColor; box-shadow: 0 0 6px currentColor;
}
.astre-nom  { flex: 1; font-size: 12px; letter-spacing: 1px; color: var(--text); }
.astre-dist { font-size: 10px; color: var(--text2); }

.fiche {
  margin-top: 12px;
  padding: 10px 12px;
  background: rgba(0,207,255,0.03);
  border: 1px solid var(--border); border-left: 2px solid var(--cyan);
}
.fiche-titre {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 8px;
  font-family: 'Orbitron', sans-serif; font-weight: 700;
  font-size: 13px; letter-spacing: 3px; color: var(--text);
}
.fiche-type {
  margin-left: auto;
  font-family: 'Share Tech Mono', monospace; font-weight: 400;
  font-size: 9px; letter-spacing: 2px; color: var(--text3);
}
.fiche-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; margin-top: 10px; }
/* Lien vers la carte d'un système (bras d'Orion), sur toute la largeur */
.btn-carte {
  display: block; grid-column: 1 / -1;
  color: var(--cyan); border-color: rgba(0,207,255,0.35);
  text-align: center; text-decoration: none;
}
#volet-infos .btn-carte { margin: 10px 0 2px; }

/* ── RÉSULTATS ─────────────────────────────────── */
.ligne-res {
  display: flex; justify-content: space-between; align-items: baseline; gap: 10px;
  padding: 4px 0;
  border-bottom: 1px solid var(--border2);
  font-size: 11px;
}
.ligne-res:last-child { border-bottom: none; }
.ligne-res .cle { font-size: 9px; letter-spacing: 1px; color: var(--text3); white-space: nowrap; }
.ligne-res .val { color: var(--text); text-align: right; }

.paire { display: grid; grid-template-columns: minmax(0, 1fr) 30px; gap: 6px; margin-bottom: 8px; }
.paire-champs { display: flex; flex-direction: column; gap: 6px; }
.btn-inverser { padding: 0; font-size: 15px; }
.champ-seul { margin-bottom: 6px; }
.ligne-techno {
  display: grid; grid-template-columns: minmax(0, 1fr) 30px; gap: 6px; align-items: end;
  margin-bottom: 6px;
}
.btn-aide {
  height: 29px; padding: 0;
  font-family: 'Orbitron', sans-serif; font-weight: 700; font-size: 12px;
}
.aide-techno {
  margin-bottom: 8px; padding: 9px 11px;
  background: rgba(255,106,0,0.04);
  border: 1px solid var(--border); border-left: 2px solid var(--orange);
  font-size: 10.5px; line-height: 1.6; color: var(--text2);
}
.aide-techno-titre { margin-bottom: 6px; font-size: 9px; letter-spacing: 2px; color: var(--orange); }
.aide-techno p + p { margin-top: 6px; }
.grille-parametres { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-bottom: 6px; }
.note-verrou { margin-bottom: 6px; font-size: 10px; line-height: 1.5; color: var(--text3); }

/* Communication : choix du type de liaison, émetteur imposé (vaisseau) */
.choix-mode { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; margin-bottom: 8px; }
.btn-mode.actif {
  border-color: var(--green); color: var(--green);
  box-shadow: 0 0 10px rgba(61,255,170,0.2);
}
.champ-fixe {
  display: flex; align-items: center; min-height: 29px;
  font-size: 11px; line-height: 1.4; color: var(--text2);
  background: rgba(7,14,25,0.6);
}

.resultat {
  margin-top: 8px;
  padding: 10px 12px;
  background: rgba(255,255,255,0.015);
  border: 1px solid var(--border2);
}
.resultat:empty { display: none; }
.resultat-principal {
  margin-bottom: 6px;
  font-family: 'Orbitron', sans-serif; font-weight: 700;
  font-size: 19px; letter-spacing: 1px;
}
.resultat-principal small {
  display: block; margin-bottom: 4px;
  font-family: 'Share Tech Mono', monospace; font-weight: 400;
  font-size: 9px; letter-spacing: 2px; color: var(--text3); text-shadow: none;
}
.orange { color: var(--orange); text-shadow: var(--glow-o); }
.vert   { color: var(--green);  text-shadow: 0 0 14px rgba(61,255,170,0.35); }
.statut {
  margin-top: 8px; padding: 6px 10px;
  border: 1px solid rgba(255,106,0,0.25); background: rgba(255,106,0,0.05);
  font-size: 10px; letter-spacing: 1px; color: var(--orange);
}
.alerte {
  margin-top: 8px; padding: 7px 10px;
  border: 1px solid rgba(255,200,64,0.3); background: rgba(255,200,64,0.06);
  font-size: 10px; line-height: 1.5; letter-spacing: 1px; color: var(--yellow);
}
.alerte.rouge { border-color: rgba(255,34,68,0.35); background: rgba(255,34,68,0.07); color: #ff8095; }
.message-vide { font-size: 11px; color: var(--text3); }
.boutons-dates { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; margin-top: 8px; }

/* ── FICHE DE L'ASTRE (volet de droite) ────────── */
.titre-statique { cursor: default; }
.titre-statique::after { content: none; }
.infos-image {
  margin-bottom: 12px;
  border: 1px solid var(--border);
  background: var(--bg2);
}
.infos-image img { display: block; width: 100%; max-height: 260px; object-fit: contain; }
#volet-infos .fiche-titre { margin-bottom: 4px; }
.infos-sous-titre { margin-bottom: 4px; font-size: 9px; letter-spacing: 2px; color: var(--text2); }
/* Rubriques repliables, sur le modèle des sections du volet de gauche */
.infos-section { margin-top: 14px; }
.infos-rubrique {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 6px; padding-bottom: 4px;
  border-bottom: 1px solid var(--border2);
  font-size: 9px; letter-spacing: 2px; color: var(--cyan);
  cursor: pointer; list-style: none; user-select: none;
}
.infos-rubrique::-webkit-details-marker { display: none; }
.infos-rubrique::after { content: '▾'; margin-left: auto; color: var(--text3); font-size: 11px; letter-spacing: 0; transition: color 0.2s; }
.infos-rubrique:hover::after { color: var(--text2); }
details:not([open]) > .infos-rubrique { margin-bottom: 0; }
details:not([open]) > .infos-rubrique::after { content: '▸'; }
.infos-texte { font-size: 11px; line-height: 1.65; color: var(--text2); }
.infos-texte p + p { margin-top: 7px; }
.infos-message { font-size: 11px; line-height: 1.6; color: var(--text3); }
.infos-message b { display: block; margin-bottom: 6px; font-size: 10px; letter-spacing: 2px; color: var(--text2); font-weight: 400; }
.infos-message p + p { margin-top: 6px; }

/* ── AFFICHAGE ─────────────────────────────────── */
.grille-cases { display: grid; grid-template-columns: 1fr 1fr; gap: 0 10px; }
.aide { margin-top: 10px; font-size: 10px; line-height: 1.7; color: var(--text3); }

/* ── ÉCRANS MOYENS : les deux volets à gauche, un seul défilement ─── */
@media (max-width: 1279px) {
  #contenu { grid-template-columns: var(--volet) minmax(0, 1fr); grid-template-areas: 'volets carte'; }
  #volets {
    display: block; grid-area: volets; min-height: 0;
    overflow-y: auto; border-right: 1px solid var(--border);
    scrollbar-width: thin; scrollbar-color: var(--dim) transparent;
  }
  #volet, #volet-infos { overflow: visible; }
  #volet { border-right: none; }
  #volet-infos { border-left: none; border-top: 1px solid var(--border); }
  #cadre-carte { width: min(calc(100vw - var(--volet) - 34px), calc(100vh - 100px)); width: min(100cqw, 100cqh); }
}

/* ── ÉCRANS ÉTROITS : carte, fiche de l'astre, puis volet ─── */
@media (max-width: 900px) {
  body { overflow: auto; }
  #app { height: auto; min-height: 100vh; }
  #contenu { grid-template-columns: 1fr; grid-template-areas: 'carte' 'volets'; }
  #volets { display: flex; flex-direction: column; overflow: visible; border-right: none; }
  #volet-infos { order: -1; border-top: 1px solid var(--border); }
  #zone-carte { container-type: normal; padding: 10px; }
  #cadre-carte { width: 100%; }
  #volet { border-right: none; border-top: 1px solid var(--border); overflow: visible; }
}
@media (max-width: 520px) {
  .logo { flex-direction: column; align-items: flex-start; gap: 4px; }
  .logo .corp { display: none; }
}