/* ============================================================
   Fleet — Monitorización · tema oscuro único (sin bug de contraste)
   Diseño Elegante: #1B6EF3 accent, Plus Jakarta / DM Sans
   ============================================================ */
:root{
  --bg:#080b13; --surface:#111827; --surface-2:#1a2333; --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14); --ink:#eef2f8; --ink-2:#9aa6bc; --mute:#5c6680;
  --accent:#1B6EF3; --accent-2:#4f8dff; --ok:#10B981; --danger:#EF4444; --amber:#F59E0B;
  --font-head:"Plus Jakarta Sans","Segoe UI",sans-serif;
  --font-body:"DM Sans","Segoe UI",sans-serif; --font-mono:"JetBrains Mono",ui-monospace,monospace;
}
/* Tema claro (toggle en la topbar; persiste en localStorage) */
body.light{
  --bg:#eef1f7; --surface:#ffffff; --surface-2:#f2f5fa;
  --line:rgba(16,30,58,.10); --line-2:rgba(16,30,58,.17);
  --ink:#0e1626; --ink-2:#516079; --mute:#8b96a9;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:var(--font-body);color:var(--ink);min-height:100vh;
  background:
    radial-gradient(1100px 600px at 78% -8%,rgba(27,110,243,.10),transparent 60%),
    radial-gradient(900px 500px at 0% 110%,rgba(79,141,255,.07),transparent 55%),
    var(--bg);}
.hidden{display:none!important}
button{font-family:var(--font-head);font-weight:600;border:none;border-radius:9px;cursor:pointer;font-size:13px}
input{width:100%;background:var(--surface-2);border:1px solid var(--line);color:var(--ink);
  border-radius:9px;padding:10px 12px;font-size:14px;font-family:var(--font-body)}
input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(27,110,243,.18)}
label{display:block;font-size:11px;color:var(--ink-2);margin:12px 0 4px;font-weight:600;
  text-transform:uppercase;letter-spacing:.05em}

/* Login */
.login-overlay{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px}
.login-card{background:linear-gradient(180deg,#141d2e,#0f1726);border:1px solid var(--line-2);
  border-radius:20px;padding:30px;width:360px;box-shadow:0 18px 50px -12px rgba(0,0,0,.55)}
.login-brand{font-family:var(--font-head);font-weight:800;font-size:20px;margin-bottom:18px}
.login-brand span{display:block;font-size:11px;font-weight:600;color:var(--mute);
  letter-spacing:.12em;text-transform:uppercase;margin-top:3px}
.login-card button{width:100%;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;padding:12px;margin-top:22px;box-shadow:0 8px 22px -8px rgba(27,110,243,.45)}
.login-card button:hover{filter:brightness(1.07)}
.login-error{color:#ffb4b4;font-size:12px;margin-top:12px;min-height:16px;text-align:center}
.login-foot{color:var(--mute);font-size:12px}

/* App */
.topbar{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;
  border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(8,11,19,.85);backdrop-filter:blur(8px)}
.brand{font-family:var(--font-head);font-weight:800;font-size:16px}
.brand span{font-weight:600;font-size:10px;color:var(--mute);letter-spacing:.16em;
  text-transform:uppercase;margin-left:8px}
.topbar-right{display:flex;align-items:center;gap:10px}
.summary{font-size:12px;color:var(--ink-2);font-family:var(--font-mono)}
.btn-ghost{background:rgba(255,255,255,.04);color:var(--ink-2);border:1px solid var(--line);padding:8px 14px}
.btn-ghost:hover{color:var(--ink);border-color:var(--line-2)}
.tree{padding:24px;max-width:1200px;margin:0 auto;display:flex;flex-direction:column;gap:18px}
.foot{padding:10px 24px 24px;text-align:center;color:var(--mute);font-size:11px}

/* Grupo */
.group{background:var(--surface);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.group-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;
  border-bottom:1px solid var(--line)}
.group-head h2{font-family:var(--font-head);font-size:15px;margin:0}
.count-badge{font-family:var(--font-mono);font-size:12px;color:var(--ink-2)}
.count-badge b{color:var(--ok)}

/* Cine */
.cinema{padding:8px 18px 16px}
.cinema-head{font-size:12px;color:var(--ink-2);text-transform:uppercase;letter-spacing:.06em;
  font-weight:600;margin:12px 0 8px}

/* Máquina */
.machine{display:grid;grid-template-columns:14px 1fr auto;gap:12px;align-items:center;
  padding:10px 12px;border:1px solid var(--line);border-radius:11px;margin-bottom:8px;background:var(--surface-2)}
.dot{width:11px;height:11px;border-radius:50%}
.dot.on{background:var(--ok);box-shadow:0 0 8px rgba(16,185,129,.6)}
.dot.off{background:var(--danger)}
.m-main{display:flex;flex-direction:column;gap:3px;min-width:0}
.m-name{font-weight:600;font-size:14px;display:flex;align-items:center;gap:8px}
.kind{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;
  padding:2px 7px;border-radius:6px;background:rgba(27,110,243,.16);color:var(--accent-2)}
.m-meta{font-size:12px;color:var(--ink-2);font-family:var(--font-mono);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.m-tele{font-size:11px;color:var(--mute);font-family:var(--font-mono);margin-top:2px}
.m-right{display:flex;align-items:center;gap:10px}
.lastseen{font-size:11px;font-family:var(--font-mono);color:var(--ink-2);text-align:right}
.lastseen.off{color:var(--danger)}
.anydesk{background:rgba(255,255,255,.05);color:var(--ink);border:1px solid var(--line-2);
  padding:6px 11px;border-radius:8px;font-size:12px;text-decoration:none;font-family:var(--font-head);font-weight:600}
.anydesk:hover{border-color:var(--accent)}
.machine.alert{border-color:rgba(239,68,68,.55);background:rgba(239,68,68,.08)}
.alert-badge{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;
  padding:2px 7px;border-radius:6px;background:rgba(239,68,68,.18);color:#ff8d8d}
.cfg{background:rgba(255,255,255,.05);color:var(--ink-2);border:1px solid var(--line-2);
  padding:6px 10px;border-radius:8px;font-size:13px;cursor:pointer}
.cfg:hover{color:var(--ink);border-color:var(--accent)}
.empty{text-align:center;color:var(--mute);padding:60px 20px;font-size:14px}

/* Editor de máquina */
.ed-overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;
  background:rgba(4,6,11,.6);backdrop-filter:blur(4px);z-index:300}
.ed-card{background:linear-gradient(180deg,#141d2e,#0f1726);border:1px solid var(--line-2);
  border-radius:18px;padding:24px;width:420px;box-shadow:0 18px 50px -12px rgba(0,0,0,.6)}
.ed-card h3{font-family:var(--font-head);font-size:16px;margin:0 0 14px}
.ed-check{display:flex;align-items:center;gap:8px;text-transform:none;letter-spacing:0;
  font-size:13px;color:var(--ink);font-weight:500;margin:6px 0 4px}
.ed-check input{width:auto}
.ed-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.ed-hint{font-size:11px;color:var(--mute);margin-top:8px;line-height:1.4}
.ed-cmds{display:flex;align-items:center;gap:8px;margin-top:14px;padding-top:12px;border-top:1px solid var(--line)}
.ed-cmds-label{font-size:11px;color:var(--ink-2);text-transform:uppercase;letter-spacing:.05em;margin-right:auto}
.ed-actions{display:flex;align-items:center;gap:8px;margin-top:18px}
.ed-spacer{flex:1}
.btn-save{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;padding:9px 18px}
.btn-save:hover{filter:brightness(1.07)}
.btn-del{background:transparent;color:var(--danger);border:1px solid rgba(239,68,68,.4);padding:8px 14px}
.btn-del:hover{background:rgba(239,68,68,.12)}

/* Overrides de tema claro para elementos con fondo oscuro fijo */
body.light .topbar{background:rgba(255,255,255,.85)}
body.light .login-card,
body.light .ed-card{background:linear-gradient(180deg,#ffffff,#f4f7fc);border-color:var(--line-2)}
body.light .login-error{color:var(--danger)}
body.light .btn-ghost,
body.light .cfg,
body.light .anydesk{background:rgba(16,30,58,.04)}
body.light .btn-ghost:hover,
body.light .cfg:hover{background:rgba(16,30,58,.08)}