/* Tema unificado SCADA — coincide con hmi_avanzado.php */
:root{
  --bg:#eef0f2; --canvas:#f7f8f9; --panel:#ffffff; --panel2:#f2f4f6;
  --border:#cfd6de; --border2:#aeb8c4; --text:#20252b; --muted:#64707d;
  --dark:#222830; --blue:#31a9c9; --blue-dark:#0e8aaa;
  --green:#74c69d; --yellow:#f0b84d; --orange:#e58a3d; --red:#d94d4d;
  --shadow:0 12px 28px rgba(20,30,45,.12);
  --shadow-sm:0 4px 10px rgba(20,30,45,.08);
}
*{box-sizing:border-box}
html,body{margin:0;font-family:'Segoe UI',Arial,sans-serif;background:var(--bg);color:var(--text);font-size:13px}
a{color:var(--blue-dark);text-decoration:none}
a:hover{text-decoration:underline}
button,input,select,textarea{font-family:inherit;font-size:13px}

.topbar{height:48px;background:var(--dark);color:#e5ebf0;display:flex;align-items:center;
  padding:0 16px;gap:14px;border-bottom:1px solid #111820;box-shadow:0 2px 6px rgba(0,0,0,.15);
  position:sticky;top:0;z-index:500;}
.topbar .logo{font-weight:800;letter-spacing:.5px;color:#7dd3e8;display:flex;align-items:center;gap:8px}
.topbar .logo small{font-size:11px;color:#95a3b3;font-weight:500;margin-left:4px}
.topbar nav{display:flex;gap:4px;margin-left:18px}
.topbar nav a{color:#d9e1e8;padding:7px 14px;border-radius:8px;display:flex;align-items:center;gap:7px;
  transition:.15s;font-weight:500}
.topbar nav a:hover,.topbar nav a.activo{background:#313944;color:#fff;text-decoration:none}
.topbar .user-pill{margin-left:auto;display:flex;align-items:center;gap:9px;
  background:#303844;border:1px solid #566271;border-radius:999px;padding:5px 13px;color:#dbe4ed;font-size:12px}
.topbar .user-pill i.dot{width:8px;height:8px;border-radius:50%;background:var(--green);
  box-shadow:0 0 6px var(--green);display:inline-block}
.topbar .btn-logout{color:#fff;background:transparent;border:1px solid #566271;padding:5px 10px;
  border-radius:7px;cursor:pointer;display:flex;align-items:center;gap:6px}
.topbar .btn-logout:hover{background:var(--red);border-color:var(--red)}

.container{max-width:1280px;margin:24px auto;padding:0 18px}
.page-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:14px;flex-wrap:wrap}
.page-title h1{margin:0;font-size:22px;color:var(--text)}
.page-title h1 i{color:var(--blue);margin-right:8px}
.subtitle{color:var(--muted);font-size:13px;margin-top:3px}

.card{background:var(--panel);border:1px solid var(--border);border-radius:14px;
  box-shadow:var(--shadow-sm);padding:20px;margin-bottom:16px}
.card h3{margin:0 0 14px;font-size:14px;text-transform:uppercase;letter-spacing:.5px;
  color:var(--muted);border-bottom:1px solid var(--border);padding-bottom:10px}
.card h3 i{color:var(--blue);margin-right:6px}

.btn{border:1px solid var(--border);background:#fff;color:var(--text);border-radius:9px;
  padding:8px 14px;cursor:pointer;font-weight:600;font-size:13px;display:inline-flex;
  align-items:center;gap:7px;transition:.15s;text-decoration:none}
.btn:hover{border-color:var(--blue);color:var(--blue-dark);text-decoration:none}
.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}
.btn.primary:hover{background:var(--blue-dark);border-color:var(--blue-dark);color:#fff}
.btn.danger{background:var(--red);border-color:var(--red);color:#fff}
.btn.danger:hover{background:#b53b3b;border-color:#b53b3b;color:#fff}
.btn.success{background:var(--green);border-color:var(--green);color:#fff}
.btn.warning{background:var(--yellow);border-color:var(--yellow);color:#5a3e00}
.btn.small{padding:5px 9px;font-size:11px;border-radius:7px}
.btn.block{width:100%;justify-content:center}
.btn:disabled{opacity:.5;cursor:not-allowed}

.form-grid{display:grid;gap:14px}
.form-grid.cols-2{grid-template-columns:1fr 1fr}
@media (max-width:640px){.form-grid.cols-2{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:5px}
.field label{font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
.field input,.field select,.field textarea{padding:9px 11px;border:1px solid var(--border);border-radius:9px;
  background:#fff;color:var(--text);outline:none;transition:.15s;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--blue);box-shadow:0 0 0 3px rgba(49,169,201,.15)}
.field .hint{font-size:11px;color:var(--muted)}
.field-error{color:var(--red);font-size:11px;font-weight:600;margin-top:3px}
.input-domain{position:relative}
.input-domain input{padding-right:96px}
.input-domain .dom{position:absolute;right:11px;top:50%;transform:translateY(-50%);
  font-weight:700;color:var(--blue-dark);font-size:13px;pointer-events:none;background:#eef9fc;
  padding:3px 8px;border-radius:6px}

.tabla{width:100%;border-collapse:collapse;background:#fff;border-radius:10px;overflow:hidden}
.tabla th,.tabla td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border);font-size:13px}
.tabla th{background:var(--panel2);color:var(--muted);font-size:11px;text-transform:uppercase;
  font-weight:700;letter-spacing:.4px}
.tabla tr:hover td{background:#f8fbfd}
.tabla tr:last-child td{border-bottom:none}

.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:999px;
  font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.4px}
.badge.activo,.badge.aprobada,.badge.online{background:#daf3e6;color:#1c6b3f}
.badge.pendiente{background:#fff3cd;color:#7d5e00}
.badge.suspendido,.badge.rechazada,.badge.eliminado{background:#fbe0e0;color:#a02323}
.badge.offline{background:#e2e6eb;color:#555c66}
.badge.PID{background:#dff0f7;color:#0e5d75}
.badge.MONITOREO{background:#e8e3f7;color:#4a3a8e}
.badge.GENERAL{background:#e2e6eb;color:#555c66}
.badge.dot::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}

.alert{padding:11px 14px;border-radius:10px;margin-bottom:14px;display:flex;gap:9px;
  align-items:flex-start;border:1px solid;font-size:13px}
.alert.success{background:#daf3e6;border-color:#9bd9b6;color:#1c6b3f}
.alert.danger{background:#fbe0e0;border-color:#e8a2a2;color:#a02323}
.alert.warning{background:#fff3cd;border-color:#f0d98c;color:#7d5e00}
.alert.info{background:#dff0f7;border-color:#a4d2e3;color:#0e5d75}
.alert i{font-size:16px;margin-top:1px}

body.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#1c252e 0%,#222830 50%,#1a3a47 100%);padding:24px}
.auth-card{width:100%;max-width:440px;background:#fff;border-radius:18px;
  box-shadow:0 20px 50px rgba(0,0,0,.4);overflow:hidden;animation:slideUp .35s ease-out}
@keyframes slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.auth-card .head{background:var(--dark);color:#7dd3e8;padding:24px;text-align:center;
  border-bottom:3px solid var(--blue)}
.auth-card .head h1{margin:0;font-size:22px;letter-spacing:.5px}
.auth-card .head p{margin:6px 0 0;color:#95a3b3;font-size:13px;font-weight:400}
.auth-card .body{padding:26px}
.auth-card .foot{padding:14px 26px;background:var(--panel2);border-top:1px solid var(--border);
  text-align:center;font-size:12px;color:var(--muted)}

.grid-proyectos{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.proj-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px;
  cursor:pointer;transition:.2s;display:flex;flex-direction:column;gap:8px;text-decoration:none;color:inherit;
  position:relative;overflow:hidden}
.proj-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--blue)}
.proj-card.tipo-MONITOREO::before{background:var(--orange)}
.proj-card.tipo-PID::before{background:var(--blue)}
.proj-card:hover{transform:translateY(-3px);border-color:var(--blue);box-shadow:var(--shadow);text-decoration:none}
.proj-card .nombre{font-weight:800;font-size:15px;color:var(--text);margin-top:4px}
.proj-card .desc{color:var(--muted);font-size:12px;flex:1;line-height:1.4}
.proj-card .meta{display:flex;justify-content:space-between;align-items:center;font-size:11px;
  color:var(--muted);border-top:1px solid var(--border);padding-top:10px;margin-top:6px;flex-wrap:wrap;gap:6px}

.flex{display:flex;align-items:center;gap:10px}
.flex.between{justify-content:space-between}
.flex.wrap{flex-wrap:wrap}
.text-muted{color:var(--muted)}
.text-center{text-align:center}
.mt-2{margin-top:14px}.mt-3{margin-top:20px}
.mb-2{margin-bottom:14px}.mb-3{margin-bottom:20px}
.no-data{padding:34px;text-align:center;color:var(--muted);font-style:italic}
.dot-online{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 6px var(--green);display:inline-block}
.dot-offline{width:8px;height:8px;border-radius:50%;background:#a4b0bc;display:inline-block}

/* Métricas de proyecto (cards para sensor/setpoint/error) */
.metricas{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:16px}
.metrica{background:#fff;border:1px solid var(--border);border-radius:12px;padding:14px;text-align:center;
  border-left:4px solid var(--blue)}
.metrica.sensor{border-left-color:#5fb3d4}
.metrica.setpoint{border-left-color:var(--green)}
.metrica.error{border-left-color:var(--yellow)}
.metrica.error.alto{border-left-color:var(--red)}
.metrica .label{font-size:10px;text-transform:uppercase;color:var(--muted);font-weight:700;letter-spacing:.5px}
.metrica .valor{font-size:26px;font-weight:800;color:var(--text);margin:6px 0 2px}
.metrica .unidad{font-size:11px;color:var(--muted)}
.metrica .desc{font-size:11px;color:var(--muted);margin-top:4px}

.sp-input{display:flex;gap:6px;align-items:center}
.sp-input input{flex:1;padding:7px 10px;border:1px solid var(--border);border-radius:7px;text-align:right;
  font-weight:700;font-size:14px;color:var(--blue-dark)}
.sp-input button{padding:7px 11px}

/* ═══════════════════════════════════════════════════════════════════════════
   DROPDOWNS  ·  Reforzado con !important para prevenir cascadas rotas
   ═══════════════════════════════════════════════════════════════════════════ */
.dropdown {
  position: relative !important;
  display: inline-block !important;
}
.dropdown-menu {
  display: none !important;                    /* OCULTO por defecto (crítico) */
  position: fixed !important;                  /* FIXED para no ser cortado por overflow de ancestros */
  top: 0;
  left: 0;
  min-width: 260px;
  max-width: 340px;
  background: #ffffff !important;
  border: 1px solid #e2e8f0 !important;
  border-radius: 10px !important;
  box-shadow: 0 10px 30px rgba(0,0,0,0.15) !important;
  z-index: 9999 !important;                    /* z-index alto para estar sobre todo */
  overflow: hidden;
  padding: 4px 0;
}
.dropdown-menu.dropdown-menu-right {
  /* El JS calcula top/left a partir del botón; esta clase solo marca alineación derecha */
}
.dropdown-menu.open {
  display: block !important;                   /* SOLO cuando .open (crítico) */
  animation: dd-in 0.12s ease-out;
}
@keyframes dd-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.dropdown-item {
  display: flex !important;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 14px !important;
  text-decoration: none !important;
  color: #1e293b !important;
  background: transparent !important;
  border: none !important;
  border-bottom: 1px solid #f1f5f9 !important;
  width: 100% !important;
  text-align: left !important;
  cursor: pointer;
  font-size: 13px;
  font-family: inherit;
  transition: background 0.12s;
}
.dropdown-item:last-child { border-bottom: none !important; }
.dropdown-item:hover {
  background: #eff6ff !important;
  color: #1e40af !important;
}
.dropdown-item > i:first-child {
  font-size: 18px;
  color: #3b82f6;
  flex-shrink: 0;
  margin-top: 2px;
  width: 20px;
  text-align: center;
}
.dropdown-item b {
  display: block;
  font-weight: 600;
  line-height: 1.3;
}
.dropdown-item small {
  display: block;
  color: #64748b;
  font-size: 11px;
  margin-top: 2px;
  line-height: 1.35;
}

/* ═══════════════════════════════════════════════════════════════════════════
   BOTONES REDONDOS DE ACCIÓN (Exportar azul · Eliminar rojo)
   ═══════════════════════════════════════════════════════════════════════════ */
.btn-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: #fff;
  transition: transform 0.1s, box-shadow 0.15s, filter 0.15s;
}
.btn-icon:hover { transform: translateY(-1px); box-shadow: 0 4px 8px rgba(0,0,0,0.15); }
.btn-icon:active { transform: translateY(0); }
.btn-icon-blue {
  background: #3b82f6;                          /* azul del botón exportar */
}
.btn-icon-blue:hover { background: #2563eb; }
.btn-icon-red {
  background: #ef4444;                          /* rojo del botón eliminar */
}
.btn-icon-red:hover { background: #dc2626; }

/* ═══════════════════════════════════════════════════════════════════════════
   MODAL DE IMPORTACIÓN
   ═══════════════════════════════════════════════════════════════════════════ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: mo-in 0.15s ease-out;
}
@keyframes mo-in { from { opacity: 0; } to { opacity: 1; } }
.modal-box {
  background: #fff;
  border-radius: 12px;
  width: 100%;
  max-width: 560px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
  animation: mb-in 0.2s ease-out;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}
@keyframes mb-in {
  from { opacity: 0; transform: scale(0.95); }
  to   { opacity: 1; transform: scale(1);    }
}
.modal-header {
  padding: 14px 18px;
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.modal-header h3 { margin: 0; font-size: 16px; color: #0f172a; }
.modal-close {
  background: transparent; border: none;
  font-size: 26px; color: #94a3b8;
  cursor: pointer; line-height: 1; padding: 0 6px;
}
.modal-close:hover { color: #0f172a; }
.modal-body { padding: 18px; overflow-y: auto; }
.modal-footer {
  padding: 12px 18px;
  border-top: 1px solid #e2e8f0;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* Dropzone */
.dropzone {
  border: 2px dashed #cbd5e1;
  border-radius: 10px;
  padding: 30px 20px;
  text-align: center;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  background: #f8fafc;
}
.dropzone:hover, .dropzone.drag {
  background: #eff6ff;
  border-color: #3b82f6;
}
.dropzone p { margin: 8px 0 0; }

/* Alertas */
.alert {
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 13px;
  border-left: 4px solid #94a3b8;
}
.alert-error   { background: #fef2f2; border-left-color: #dc2626; color: #7f1d1d; }
.alert-success { background: #f0fdf4; border-left-color: #22c55e; color: #14532d; }

/* ═══════════════════════════════════════════════════════════════════════════
   CAMPANA DE NOTIFICACIONES (estilo red social — Facebook/Instagram)
   ═══════════════════════════════════════════════════════════════════════════ */
.notif-wrapper {
  position: relative;
  margin: 0 10px;
  display: inline-block;
}
.notif-bell {
  position: relative;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.20);
  color: #fff;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, transform 0.1s;
}
.notif-bell:hover  { background: rgba(255,255,255,0.20); transform: scale(1.05); }
.notif-bell:active { transform: scale(0.95); }

.notif-badge {
  position: absolute;
  top: -3px;
  right: -3px;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: 12px;
  background: #ef4444;                          /* círculo rojo */
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 2px #1e3a8a;
  animation: notif-pulse 2s infinite;
}
@keyframes notif-pulse {
  0%,100% { box-shadow: 0 0 0 2px #1e3a8a, 0 0 0 0   rgba(239,68,68,0.55); }
  50%     { box-shadow: 0 0 0 2px #1e3a8a, 0 0 0 6px rgba(239,68,68,0);    }
}

/* Panel flotante — SIEMPRE oculto por defecto */
.notif-panel {
  display: none !important;
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 360px;
  max-height: 480px;
  background: #fff;
  color: #1e293b;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.20);
  z-index: 1500;
  flex-direction: column;
  overflow: hidden;
  animation: notif-in 0.18s ease-out;
}
.notif-panel.open {
  display: flex !important;
}
@keyframes notif-in {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0);    }
}
.notif-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid #e2e8f0;
  background: #f8fafc;
  font-weight: 600;
  font-size: 14px;
  color: #0f172a;
}
.notif-mark-all {
  background: transparent; border: none;
  color: #3b82f6; font-size: 12px; font-weight: 600;
  cursor: pointer;
}
.notif-mark-all:hover { text-decoration: underline; }

.notif-list { flex: 1; overflow-y: auto; }
.notif-empty {
  padding: 32px 16px;
  text-align: center;
  color: #94a3b8;
  font-size: 13px;
}

.notif-item {
  display: flex;
  gap: 10px;
  padding: 10px 12px;
  border-bottom: 1px solid #f1f5f9;
  align-items: flex-start;
  background: #eff6ff;                          /* pendiente: azul suave */
  transition: background 0.12s;
}
.notif-item:hover { background: #dbeafe; }
.notif-item.leida { background: #fff; }
.notif-item.leida:hover { background: #f8fafc; }

.notif-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 13px;
  flex-shrink: 0;
}
.notif-icon.info { background: #3b82f6; }
.notif-icon.ok   { background: #22c55e; }
.notif-icon.warn { background: #f59e0b; }
.notif-icon.err  { background: #ef4444; }

.notif-body { flex: 1; min-width: 0; }
.notif-title {
  font-size: 13px;
  font-weight: 600;
  color: #0f172a;
  margin-bottom: 2px;
  line-height: 1.3;
}
.notif-msg {
  font-size: 12px;
  color: #64748b;
  line-height: 1.4;
  overflow-wrap: break-word;
}
.notif-time {
  font-size: 10px;
  color: #94a3b8;
  margin-top: 4px;
  font-family: ui-monospace, monospace;
}
.notif-mark {
  background: transparent;
  border: 1px solid #cbd5e1;
  border-radius: 50%;
  width: 26px;
  height: 26px;
  cursor: pointer;
  color: #64748b;
  font-size: 11px;
  transition: all 0.12s;
  flex-shrink: 0;
}
.notif-mark:hover { background: #22c55e; color: #fff; border-color: #22c55e; }