/* ============================================================================
   GROUND STATION — tema dell'indice della flotta. Solo stile: markup in
   index.html, logica in app.js.
   ============================================================================ */
:root{
  --bg:#05030c;
  --ink:#ece9f7;
  --muted:#9c93bd;
  --faint:#675c87;
  --mag:#ff3df0;
  --mag-soft:#ff7ce8;
  --pink-bubble:#f7b9ec;
  --pink-bubble-ink:#b01a93;
  --ok:#46e6a0;
  --bad:#ff6b7a;
  --warn:#ffce5a;
  --line:rgba(255,61,240,.18);
  --card-brd:rgba(150,110,200,.22);
  --mono:ui-monospace,"Cascadia Code","JetBrains Mono","Consolas",monospace;
  --sans:"Segoe UI",system-ui,-apple-system,Roboto,sans-serif;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;font-family:var(--sans);color:var(--ink);overflow:hidden;
  background:
    radial-gradient(1200px 800px at 78% 64%, rgba(120,30,150,.30), transparent 60%),
    radial-gradient(900px 700px at 12% 14%, rgba(60,30,120,.28), transparent 60%),
    radial-gradient(700px 600px at 50% 100%, rgba(180,30,160,.18), transparent 55%),
    var(--bg);
}
.stars{position:fixed;inset:0;z-index:0;pointer-events:none}
.stars i{position:absolute;width:2px;height:2px;border-radius:50%;background:#fff;opacity:.5;animation:tw 4s ease-in-out infinite}
@keyframes tw{0%,100%{opacity:.15}50%{opacity:.85}}

/* ---------- top bar ---------- */
.topbar{position:relative;z-index:5;display:flex;align-items:center;gap:14px;
  padding:13px 22px;border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,rgba(10,6,20,.85),rgba(10,6,20,.35))}
.logo{width:26px;height:26px;flex:none}
.brandline{font-family:var(--mono);font-size:13px;letter-spacing:.18em;text-transform:uppercase}
.brandline b{color:#fff;font-weight:600}
.brandline span{color:var(--mag-soft)}
.topbar .sep{flex:1}
.pill{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11px;
  letter-spacing:.12em;text-transform:uppercase;padding:6px 12px;border-radius:999px;
  border:1px solid var(--card-brd);background:rgba(20,12,36,.6);color:var(--muted)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--faint);flex:none}
.dot.ok{background:var(--ok)} .dot.bad{background:var(--bad)} .dot.warn{background:var(--warn)}
.envsel{appearance:none;-webkit-appearance:none;background:transparent;border:0;color:var(--mag-soft);
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;cursor:pointer;padding:0 2px}
.envsel option{background:#140c24;color:var(--ink)}

/* ---------- stage: due strati, overview e zoom, nella stessa pagina ---------- */
.stage{position:relative;z-index:4;height:calc(100vh - 53px);overflow:hidden}
.layer{position:absolute;inset:0;transition:transform .8s cubic-bezier(.6,0,.2,1),opacity .6s ease}
.orbit-svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
#zoom{opacity:0;transform:scale(.2);pointer-events:none}
.stage.zoomed #overview{opacity:0;transform:scale(4);pointer-events:none}
.stage.zoomed #zoom{opacity:1;transform:scale(1);pointer-events:auto}
@media (prefers-reduced-motion:reduce){.layer{transition:opacity .2s}}

/* sole Skylabs */
.sun{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:150px;height:150px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-family:var(--mono);font-size:13px;letter-spacing:.2em;text-transform:uppercase;color:#4a0b45;font-weight:700;
  background:radial-gradient(circle at 40% 35%, #fff, #ffd2f5 35%, var(--mag-soft) 70%, var(--mag));
  box-shadow:0 0 90px rgba(255,61,240,.55), 0 0 30px rgba(255,255,255,.4)}

/* pianeti (clienti) */
.planet{position:absolute;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:8px;
  background:none;border:0;color:inherit;font:inherit;cursor:pointer;padding:0}
.planet .ball{width:86px;height:86px;border-radius:50%;
  background:radial-gradient(circle at 38% 32%, #ffd6f4, var(--pink-bubble) 62%, #ec8fd6);
  box-shadow:0 0 40px rgba(255,120,232,.4);transition:transform .25s}
.planet:hover .ball,.planet:focus-visible .ball{transform:scale(1.08)}
.planet .nm{font-size:15px;font-weight:600}
.planet .st{display:flex;align-items:center;gap:6px;font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.planet.off .ball{filter:grayscale(1) brightness(.5);box-shadow:none}
.planet.off .nm{color:var(--muted)}
.planet.warn .ball{box-shadow:0 0 0 3px var(--warn),0 0 40px rgba(255,206,90,.35)}
.mock{font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;padding:2px 6px;border-radius:5px;
  border:1px solid var(--warn);color:var(--warn)}

/* zoom: il pianeta al centro, i satelliti attorno */
.big{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:200px;height:200px;border-radius:50%;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;text-align:center;
  background:radial-gradient(circle at 38% 32%, #ffd6f4, var(--pink-bubble) 62%, #ec8fd6);
  box-shadow:0 0 70px rgba(255,120,232,.45), inset 0 0 30px rgba(255,255,255,.35);color:var(--pink-bubble-ink)}
.big .nm{font-size:26px;font-weight:700;line-height:1.1;padding:0 16px}
.big .mock{color:#7a4a00;border-color:#7a4a00}
.big .sub{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase}
.sat{position:absolute;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:6px;width:120px;text-align:center}
.sat .ico{width:54px;height:54px}
.sat .nm{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#d7cef0}
.sat .hl{display:flex;align-items:center;gap:6px;font-family:var(--mono);font-size:9.5px;color:var(--muted)}
.sat.down .nm{color:var(--bad)}
.zmsg{position:absolute;left:50%;top:calc(50% + 150px);transform:translateX(-50%);font-family:var(--mono);font-size:12px;color:var(--muted);text-align:center}
.zbar{position:absolute;left:0;right:0;bottom:24px;display:flex;justify-content:center;gap:12px}
.back{position:absolute;left:22px;top:18px}
.btn{font-family:var(--mono);font-size:12.5px;letter-spacing:.05em;border-radius:10px;cursor:pointer;text-decoration:none;
  padding:10px 16px;border:1px solid var(--mag);color:#fff;
  background:linear-gradient(180deg,rgba(255,61,240,.32),rgba(184,31,176,.32))}
.btn:hover,.btn:focus-visible{background:linear-gradient(180deg,rgba(255,61,240,.5),rgba(184,31,176,.5));box-shadow:0 0 24px rgba(255,61,240,.4)}
.btn.ghost{border-color:var(--card-brd);background:rgba(20,12,36,.6);color:var(--muted)}

.hint{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);z-index:4;
  font-family:var(--mono);font-size:11px;color:var(--muted);letter-spacing:.06em;text-align:center}

.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(20px);z-index:60;
  font-family:var(--mono);font-size:12px;padding:10px 16px;border-radius:10px;background:rgba(20,12,36,.95);
  border:1px solid var(--mag);color:var(--ink);opacity:0;transition:.25s;pointer-events:none}
.toast.on{opacity:1;transform:translateX(-50%) translateY(0)}