/* Reset */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root{
  --bg: rgba(2, 6, 23, .55);
  --text: rgba(255,255,255,.92);
  --stroke: rgba(255,255,255,.14);
  --btn: rgba(255,255,255,.10);
  --btnHover: rgba(255,255,255,.18);
  --btnActive: rgba(197, 43, 43, 0.91);
}

body{
  width: 100%;
  min-height: 100vh;
  background-image: url("fondo.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  overflow: hidden;
}

.app{
  width: 100%;
  height: 100vh;
  display:flex;
  justify-content:center;
  align-items:center;
  padding: 16px;
}

.panel{
  position: relative;
  width: fit-content;
  max-width: 95vw;
  background: var(--bg);
  border: 1px solid var(--stroke);
  border-radius: 22px;
  padding: 18px;
  backdrop-filter: blur(10px);
}

.container{
  display:flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 10px;
}

.btn-container{
  width: 140px;
  min-height: 40px;
  border: 1px solid rgba(255,255,255,.16);
  background: var(--btn);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 10px;
  cursor: pointer;
  transition: transform .06s ease, background .12s ease;
  text-align: center;
  font-weight: 800;
  letter-spacing: .2px;
  font-size: 12.5px;
}

.btn-container:hover{ background: var(--btnHover); }
.btn-container:active{ background: var(--btnActive); transform: translateY(1px); }

.no-select{
  user-select:none;
}

.panel-page.hidden{
  display:none;
}

.panel-switch-btn{
  position: absolute;
  top: -12px;
  left: -12px;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.22);
  color: rgba(255,255,255,.85);
  font-size: 16px;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  z-index: 10;
  box-shadow:
    0 6px 20px rgba(0,0,0,.25),
    0 0 0 1px rgba(255,255,255,.05) inset;
  transition: background .2s ease, transform .15s ease;
}

.panel-switch-btn:hover,
.panel-switch-btn:focus-visible{
  background: rgba(255,255,255,.22);
  transform: scale(1.05);
}

.panel-switch-btn:active{ transform: scale(.96); }

.settings-btn{
  position: absolute;
  top: -12px;
  right: -12px;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.22);
  color: rgba(255,255,255,.85);
  font-size: 16px;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  z-index: 10;
  box-shadow:
    0 6px 20px rgba(0,0,0,.25),
    0 0 0 1px rgba(255,255,255,.05) inset;
  transition:
    background .2s ease,
    transform .15s ease,
    box-shadow .2s ease,
    border-color .2s ease;
}

.settings-btn:hover,
.settings-btn:focus-visible{
  background: rgba(255,255,255,.22);
  transform: scale(1.05);
}

.settings-btn:active{ transform: scale(.96); }

.settings-btn.state-missing{
  border-color: rgba(239,68,68,.45);
  box-shadow:
    0 6px 20px rgba(0,0,0,.25),
    0 0 0 1px rgba(255,255,255,.05) inset,
    0 0 18px rgba(239,68,68,.18);
}

.settings-btn.state-ok{
  border-color: rgba(34,197,94,.40);
  box-shadow:
    0 6px 20px rgba(0,0,0,.25),
    0 0 0 1px rgba(255,255,255,.05) inset,
    0 0 18px rgba(34,197,94,.16);
}

.status-dot{
  position:absolute;
  bottom: 4px;
  right: 4px;
  width: 8px;
  height: 8px;
  border-radius:50%;
  background: transparent;
  transition: background .2s ease, box-shadow .2s ease;
}

.status-dot.active{
  background: #22c55e;
  box-shadow: 0 0 8px rgba(34,197,94,.55);
}

.overlay,
.overlay-btn{
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.65);
  display: none;
  justify-content:center;
  align-items:center;
  z-index: 2100;
}

.form-container{
  background-color: rgba(255,255,255,.96);
  color: #111827;
  padding: 18px;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
  width: 92%;
  max-width: 420px;
  max-height: 90vh;
  overflow-y: auto;
}

form{
  display:flex;
  flex-direction:column;
  gap: 10px;
}

form h2{
  font-size: 16px;
  margin-bottom: 6px;
}

form label{
  font-size: 12px;
  color: rgba(17,24,39,.75);
  font-weight: 700;
  letter-spacing: .2px;
}

form input{
  padding: 12px;
  border: 1px solid rgba(17,24,39,.15);
  border-radius: 12px;
  outline: none;
  font-size: 14px;
}

form button{
  padding: 12px;
  background-color: #111827;
  color: white;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 800;
}

form button:hover{ background-color: #0b1224; }

.btn-secondary{
  background: rgba(17,24,39,.08);
  color: #111827;
  border: 1px solid rgba(17,24,39,.12);
}
.btn-secondary:hover{ background: rgba(17,24,39,.12); }

.hint{
  margin-top: 6px;
  font-size: 12px;
  color: rgba(17,24,39,.65);
}

.hidden{ display:none; }

.toast{
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%) translateY(20px);
  background: rgba(20,20,20,.92);
  color: #fff;
  padding: 10px 14px;
  border-radius: 12px;
  font: 14px/1.2 system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
  max-width: min(92vw, 520px);
  text-align: center;
  z-index: 9999;
}
.toast.show{ opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.ok{ background: rgba(20, 120, 60, .92); }
.toast.err{ background: rgba(160, 40, 40, .92); }

@media (max-width: 520px){
  .btn-container{
    width: 125px;
    font-size: 12px;
    min-height: 38px;
  }
}

.btn-disabled{
  opacity: .55;
  cursor: not-allowed;
}
.btn-disabled:hover{ background: var(--btn); }
.btn-disabled:active{ transform: none; }

.panel-note{
  margin-top: 12px;
  text-align: center;
  font-size: 12px;
  color: rgba(255,255,255,.7);
}