/* ===== THEME GLOBAL ===== */
:root{
  --bg: #050814;
  --card: #0c111c;
  --border: #1f2937;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --primary: #22c55e;
  --primary-2: #16a34a;
  --soft: #3b82f6;
  --soft-2: #2563eb;
  --warn: #f59e0b;
  --warn-2: #d97706;
  --ring: rgba(59, 130, 246, 0.5);
  --shadow: 0 18px 45px rgba(0,0,0,.55);
  --radius: 18px;
  --field-bg: #020617;
  color-scheme: dark;
}

*,
*::before,
*::after{
  box-sizing: border-box;
}

html,body{
  margin:0;
  padding:0;
  height:100%;
}

body{
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1100px 600px at 0% 0%, #172554 0%, transparent 60%),
    radial-gradient(900px 500px at 100% 100%, #0f172a 0%, transparent 65%),
    var(--bg);
}

/* ===== LAYOUT / CONTENEDORES ===== */
.container{
  width: min(1100px, 92vw);
  margin: 26px auto;
}

h1{
  margin:0 0 4px;
  font-size: clamp(24px, 2.6vw, 34px);
  font-weight: 800;
  letter-spacing: .3px;
}

.subtitle{
  margin: 4px 0 0;
  color: var(--muted);
}

.card{
  background: radial-gradient(circle at top left, rgba(148,163,184,.12), transparent 55%), var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 22px 22px 24px;
}

.card-title{
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
}

.center{
  text-align:center;
}

/* ===== HEADER ===== */
.header-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}

.header-actions{
  display:flex;
  align-items:center;
  gap:8px;
}

.icon-btn{
  padding: .5rem .7rem;
  border-radius: 12px;
  border:1px solid #1f2937;
  background:#020617;
  color:#e5e7eb;
  cursor:pointer;
  font-size: 16px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition: box-shadow .18s ease, background .18s ease, transform .05s ease;
}
.icon-btn:hover{
  background:#111827;
  box-shadow:0 0 0 3px var(--ring);
}
.icon-btn:active{
  transform: translateY(1px);
}

.icon-btn.logout{ width:38px; height:38px; }
.icon-btn.back{ width:38px; height:38px; }

.hidden{
  display:none !important;
}

/* ===== CAMPOS ===== */
.label{
  font-weight:600;
  font-size:.9rem;
  color:#cbd5e1;
}

.input{
  width:100%;
  padding:11px 13px;
  border-radius:14px;
  border:1px solid #1f2937;
  background:var(--field-bg);
  color:var(--text);
  outline:none;
  font-size:.95rem;
  transition:border-color .18s, box-shadow .18s, background-color .18s;
}
.input::placeholder{ color:#6b7280; }
.input:focus{
  border-color: var(--soft);
  box-shadow:0 0 0 3px var(--ring);
}

.hint{
  font-size:.8rem;
  color:var(--muted);
}
.hint.err{ color:#fecaca; }
.hint.ok{ color:#bbf7d0; }

/* ===== BOTONES ===== */
.btn{
  border-radius:14px;
  border:1px solid transparent;
  padding:11px 18px;
  font-weight:700;
  font-size:.95rem;
  cursor:pointer;
  user-select:none;
  background:#111827;
  color:var(--text);
  transition: transform .05s, box-shadow .18s, background .18s, border-color .18s, opacity .15s;
}
.btn:active:not(:disabled){ transform:translateY(1px); }

.btn.primary{
  background: linear-gradient(180deg, var(--primary), var(--primary-2));
  color:#022c22;
}
.btn.primary:hover:not(:disabled){
  box-shadow:0 0 0 3px rgba(34,197,94,.35);
}

.btn.full{ width:100%; }
.btn:disabled{
  opacity:.55;
  cursor:not-allowed;
}

/* ===== LOGIN OVERLAY ===== */
.login-overlay{
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 420px at 50% 15%, rgba(34,52,73,.35), transparent 60%),
    rgba(2,6,23,.78);
  backdrop-filter: blur(3px);
  display:grid;
  place-items:center;
  z-index:9999;
  transition: opacity .25s ease, visibility .25s ease;
}
.login-overlay.hide{
  opacity:0;
  visibility:hidden;
}

.login-card{
  width:min(420px, 92vw);
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
  border-radius: var(--radius);
  border:1px solid var(--border);
  box-shadow: var(--shadow);
  padding:22px;
  display:grid;
  gap:12px;
  color:#fff;
  animation: loginIn .22s ease;
}
.login-card h2{
  margin:0;
  font-size:20px;
  font-weight:800;
  letter-spacing:.2px;
  color:#fff;
}
.login-sub{
  margin:-2px 0 6px 0;
  color:var(--muted);
}
#login-btn:disabled{
  opacity:.7;
  cursor:not-allowed;
  filter:grayscale(.08);
}
@keyframes loginIn{
  from{ transform:translateY(6px); opacity:.85; }
  to{ transform:translateY(0); opacity:1; }
}
@keyframes shakeX{
  10%,90%{ transform:translateX(-2px); }
  20%,80%{ transform:translateX(4px); }
  30%,50%,70%{ transform:translateX(-6px); }
  40%,60%{ transform:translateX(6px); }
}
.login-card.error{ animation: shakeX .4s ease; }

/* ===== MENÚ PRINCIPAL ===== */
.menu-card{
  margin-top:18px;
}

.menu-grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap:16px;
  margin-top:18px;
}
@media (max-width: 800px){
  .menu-grid{ grid-template-columns:1fr; }
}

.menu-btn{
  border-radius:16px;
  border:1px solid #1f2937;
  padding:16px 18px 14px;
  background: radial-gradient(circle at top left, rgba(59,130,246,.18), transparent 55%), #020617;
  color:var(--text);
  text-align:left;
  cursor:pointer;
  display:flex;
  flex-direction:column;
  gap:4px;
  transition: transform .05s, box-shadow .18s, border-color .18s, background .18s, opacity .12s;
}
.menu-btn:hover:not(:disabled){
  border-color:#3b82f6;
  box-shadow:0 0 0 3px var(--ring);
}
.menu-btn:active:not(:disabled){
  transform:translateY(1px);
}

.menu-btn-disabled,
.menu-btn:disabled{
  opacity:.45;
  cursor:not-allowed;
  border-style:dashed;
}

.menu-title{
  font-size:1rem;
  font-weight:700;
}
.menu-desc{
  font-size:.87rem;
  color:var(--muted);
}
.menu-tag{
  margin-top:4px;
  display:inline-flex;
  align-items:center;
  padding:3px 9px;
  border-radius:999px;
  font-size:.75rem;
  font-weight:600;
  background:#0f172a;
  border:1px solid #1f2937;
}

/* ===== MODAL GENÉRICO ===== */
dialog{
  border:none;
  background:transparent;
  padding:0;
}
.modal-card{
  width:min(520px, 92vw);
  background:#020617;
  border-radius:16px;
  border:1px solid #1f2937;
  box-shadow:var(--shadow);
  overflow:hidden;
}
.modal-head{
  padding:16px 18px;
  border-bottom:1px solid #1f2937;
}
.modal-head h3{
  margin:0;
  color:#fff;
}
.modal-body{
  padding:18px;
  display:flex;
  gap:14px;
  align-items:center;
}
.modal-body p{
  margin:0;
  color:#e5e7eb;
}

.spinner{
  width:22px;
  height:22px;
  border-radius:50%;
  border:3px solid #1f2937;
  border-top-color:#ffffff;
  animation: spin 1s linear infinite;
}
@keyframes spin{ to{ transform:rotate(360deg); } }

/* ===== TOASTS ===== */
.toast{
  position:fixed;
  left:50%;
  transform:translateX(-50%) translateY(10px);
  bottom:14px;
  padding:12px 16px;
  border-radius:12px;
  color:#020617;
  background:#e2e8f0;
  font-weight:700;
  opacity:0;
  transition:.25s;
  box-shadow: var(--shadow);
  z-index:60;
}
.toast.show{
  opacity:1;
  transform:translateX(-50%) translateY(0);
}
.toast.ok{ background:#bbf7d0; }
.toast.warn{ background:#fde68a; }
.toast.err{ background:#fecaca; }