/* Scrollbar */
::-webkit-scrollbar        { width: 6px; }
::-webkit-scrollbar-track  { background: #1f2937; }
::-webkit-scrollbar-thumb  { background: #4b5563; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #6b7280; }

/* Loading overlay */
#loading-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.6);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
}
.spinner {
  width: 40px; height: 40px;
  border: 3px solid #374151;
  border-top-color: #3b82f6;
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Card hover lift */
.card { transition: transform .15s ease, box-shadow .15s ease; }
.card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.4); }

/* Modal animation */
.modal-box {
  animation: modal-in .18s ease;
}
@keyframes modal-in {
  from { opacity: 0; transform: scale(.96) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

/* Input focus ring */
.field {
  background: #111827;
  border: 1px solid #374151;
  border-radius: .5rem;
  color: #f9fafb;
  padding: .5rem .75rem;
  width: 100%;
  font-size: .875rem;
  transition: border-color .15s;
  outline: none;
}
.field:focus { border-color: #3b82f6; box-shadow: 0 0 0 3px rgba(59,130,246,.2); }
.field::placeholder { color: #4b5563; }

/* Strength bar (future use) */
.strength-bar { height: 4px; border-radius: 2px; transition: width .3s; }

/* Toast */
#toast { transition: opacity .3s; }

/* Hamburger — 100% controlado pelo CSS, JS não interfere mais */
#btn-hamburger { display: flex !important; }          /* mobile: sempre visível */
@media (min-width: 768px) {
  #btn-hamburger { display: none !important; }        /* desktop: sempre oculto */
}

/* Sidebar pinned — sempre visível */
#sidebar.pinned {
  transform: translateX(0) !important;
}

/* Modo visitante — oculta ações de edição via CSS */
.viewer-mode .btn-edit,
.viewer-mode .btn-delete,
.viewer-mode #btn-add,
.viewer-mode #detail-btn-edit,
.viewer-mode #btn-gen-in-modal,
.viewer-mode #btn-logs { display: none !important; }

/* Input TOTP — fonte monoespaçada grande */
#input-totp-code { font-size: 1.5rem; letter-spacing: 0.5em; text-align: center; }