/*
 * Plan Remote — Panel CSS
 * Paleta: Plan Automação (planautomacao.com.br)
 * Fonte: Saira | Accent: #7C8C45 oliva + #75DAB4 mint
 */

@import url('https://fonts.googleapis.com/css2?family=Saira:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ═══════════════════════════════════════════════════
   DESIGN TOKENS — Plan Automação Brand
   ═══════════════════════════════════════════════════ */
:root {
  /* Cores base — fundo oliva escuro (tom da cor da marca #7C8C45) */
  --bg-base:       #0d100a;
  --bg-card:       #141809;
  --bg-sidebar:    #090c07;
  --bg-hover:      #1b1f12;
  --bg-input:      #111409;
  --bg-modal:      #161a0a;

  /* Bordas */
  --border:        #252a16;
  --border-soft:   #2e3320;
  --border-active: #3d4a25;

  /* Texto */
  --text-primary:   #e4e4e4;
  --text-secondary: #b5b5b5;
  --text-muted:     #525252;
  --text-inverse:   #090c07;

  /* Accent — verde oliva da marca */
  --accent:        #7C8C45;
  --accent-hover:  #8fa050;
  --accent-dim:    rgba(124, 140, 69, 0.12);
  --accent-glow:   rgba(124, 140, 69, 0.28);
  --accent-border: rgba(124, 140, 69, 0.32);

  /* Status — mint da marca (#75DAB4) como "verde online" */
  --green:         #75DAB4;
  --green-dim:     rgba(117, 218, 180, 0.12);
  --green-glow:    rgba(117, 218, 180, 0.30);
  --amber:         #c49a2a;
  --amber-dim:     rgba(196, 154, 42, 0.12);
  --red:           #c0392b;
  --red-dim:       rgba(192, 57, 43, 0.12);
  --gray-dim:      rgba(82, 82, 82, 0.18);

  /* Layout */
  --sidebar-w:     220px;
  --sidebar-w-sm:  64px;
  --navbar-h:      60px;
  --radius-sm:     6px;
  --radius-md:     10px;
  --radius-lg:     14px;
  --radius-xl:     20px;

  /* Sombras */
  --shadow-card:   0 4px 24px rgba(0,0,0,0.6);
  --shadow-glow:   0 0 20px rgba(124,140,69,0.12);
  --shadow-modal:  0 24px 80px rgba(0,0,0,0.8);

  /* Fontes */
  --font-ui:   'Saira', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Transições */
  --transition: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ═══════════════════════════════════════════════════
   RESET & BASE
   ═══════════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-base);
  /* Grade de pontos sutil */
  background-image: radial-gradient(circle, rgba(124,140,69,0.10) 1px, transparent 1px);
  background-size: 28px 28px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

::selection {
  background: var(--accent-glow);
  color: #fff;
}

::-webkit-scrollbar       { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--border-soft); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-active); }

/* ═══════════════════════════════════════════════════
   LAYOUT PRINCIPAL
   ═══════════════════════════════════════════════════ */
.layout {
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ─────────────────────────────────────── */
.sidebar {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--sidebar-w);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: width var(--transition), transform var(--transition);
  overflow: hidden;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.sidebar-brand img {
  width: 80%;
  height: auto;
  display: block;
  max-width: none;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 8px;
  overflow-y: auto;
  overflow-x: hidden;
}

.nav-section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 14px 10px 6px;
  white-space: nowrap;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 13.5px;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  text-decoration: none;
  position: relative;
  margin-bottom: 2px;
}

.nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  text-decoration: none;
}

.nav-item.active {
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid var(--accent-border);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0; top: 20%; bottom: 20%;
  width: 3px;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
}

.nav-item i {
  font-size: 16px;
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}

.sidebar-footer {
  padding: 12px 8px;
  border-top: 1px solid var(--border);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.sidebar-avatar {
  width: 30px; height: 30px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}

.sidebar-user-info {
  overflow: hidden;
}

.sidebar-user-name {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-role {
  font-size: 10px;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ── Navbar (topo) ───────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-width: 0;
  transition: margin-left var(--transition);
}

.navbar-top {
  position: sticky;
  top: 0;
  height: var(--navbar-h);
  background: rgba(7, 10, 18, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 90;
  gap: 16px;
}

.navbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.page-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}

.page-breadcrumb {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.navbar-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1px solid var(--border-soft);
  color: var(--text-secondary);
  font-size: 12.5px;
  font-family: var(--font-ui);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.navbar-btn:hover {
  border-color: var(--border-active);
  color: var(--text-primary);
  background: var(--bg-hover);
  text-decoration: none;
}

.navbar-btn i { font-size: 14px; }

/* ── Página ──────────────────────────────────────── */
.page-content {
  flex: 1;
  padding: 28px 28px 40px;
}

/* ═══════════════════════════════════════════════════
   STAT CARDS
   ═══════════════════════════════════════════════════ */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.stat-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
}

.stat-card:hover {
  border-color: var(--border-soft);
  box-shadow: var(--shadow-card);
}

.stat-card.blue::before  { background: var(--accent); }
.stat-card.green::before { background: var(--green); }
.stat-card.gray::before  { background: #475569; }
.stat-card.amber::before { background: var(--amber); }

.stat-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.stat-card.blue  .stat-icon { background: var(--accent-dim); color: var(--accent); }
.stat-card.green .stat-icon { background: var(--green-dim);  color: var(--green); }
.stat-card.gray  .stat-icon { background: var(--gray-dim);   color: #64748b; }
.stat-card.amber .stat-icon { background: var(--amber-dim);  color: var(--amber); }

.stat-body { flex: 1; min-width: 0; }

.stat-number {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--text-primary);
  font-family: var(--font-mono);
  letter-spacing: -1px;
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════════════
   STATUS BADGES
   ═══════════════════════════════════════════════════ */
.badge-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 99px;
  white-space: nowrap;
  letter-spacing: 0.03em;
}

.badge-status .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Online */
.badge-status.online {
  background: var(--green-dim);
  color: var(--green);
  border: 1px solid rgba(117,218,180,0.22);
}
.badge-status.online .dot {
  background: var(--green);
  box-shadow: 0 0 0 0 var(--green-glow);
  animation: ping 2s cubic-bezier(0,0,0.2,1) infinite;
}

/* Offline */
.badge-status.offline {
  background: rgba(71,85,105,0.10);
  color: #64748b;
  border: 1px solid rgba(71,85,105,0.18);
}
.badge-status.offline .dot { background: #475569; }

/* Desconhecido */
.badge-status.unknown {
  background: var(--amber-dim);
  color: var(--amber);
  border: 1px solid rgba(245,158,11,0.2);
}
.badge-status.unknown .dot { background: var(--amber); }

@keyframes ping {
  0%, 100% { box-shadow: 0 0 0 0 var(--green-glow); }
  50%       { box-shadow: 0 0 0 5px rgba(117,218,180,0); }
}

/* ═══════════════════════════════════════════════════
   CARD / PANEL
   ═══════════════════════════════════════════════════ */
.card-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
  flex-wrap: wrap;
}

.card-title {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-title i {
  color: var(--accent);
  font-size: 15px;
}

/* ═══════════════════════════════════════════════════
   SEARCH INPUT
   ═══════════════════════════════════════════════════ */
.search-wrap {
  position: relative;
}

.search-wrap i {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 14px;
  pointer-events: none;
}

.search-input {
  background: var(--bg-input);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 13.5px;
  padding: 7px 12px 7px 34px;
  width: 240px;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.search-input::placeholder { color: var(--text-muted); }

.search-input:focus {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

/* ═══════════════════════════════════════════════════
   TABELA DE DISPOSITIVOS
   ═══════════════════════════════════════════════════ */
.devices-table-wrap {
  overflow-x: auto;
}

.devices-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.devices-table thead tr {
  background: rgba(255,255,255,0.02);
}

.devices-table th {
  padding: 11px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}

.devices-table th:hover { color: var(--text-secondary); }

.devices-table th .sort-icon {
  opacity: 0.4;
  font-size: 10px;
  margin-left: 4px;
}

.devices-table th.sorted .sort-icon { opacity: 1; color: var(--accent); }

.devices-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

.devices-table tbody tr:last-child { border-bottom: none; }

.devices-table tbody tr:hover {
  background: rgba(124, 140, 69, 0.05);
}

.devices-table td {
  padding: 12px 16px;
  vertical-align: middle;
}

/* ID do dispositivo — estilo monospace destacado */
.device-id {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.03em;
  cursor: pointer;
}

.device-id:hover { color: var(--accent-hover); }

.device-name-wrap { display: flex; flex-direction: column; gap: 2px; }

.device-hostname {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 13.5px;
}

.device-alias {
  font-size: 11px;
  color: var(--text-muted);
}

.device-os-wrap {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--text-secondary);
}

.device-os-wrap i { font-size: 15px; }

.device-ip {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
}

.device-ts {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Tag de grupo */
.group-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 99px;
  border: 1px solid;
  white-space: nowrap;
}

/* Ações da linha */
.row-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transition: opacity var(--transition);
}

.devices-table tbody tr:hover .row-actions { opacity: 1; }

.action-btn {
  width: 28px; height: 28px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  font-size: 13px;
  transition: all var(--transition);
}

.action-btn:hover {
  background: var(--bg-hover);
  border-color: var(--border-soft);
  color: var(--text-primary);
}

.action-btn.accent:hover {
  background: var(--accent-dim);
  border-color: var(--accent-border);
  color: var(--accent);
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state i {
  font-size: 40px;
  margin-bottom: 12px;
  display: block;
  opacity: 0.4;
}

.empty-state p { font-size: 13.5px; }

/* ═══════════════════════════════════════════════════
   MODAL
   ═══════════════════════════════════════════════════ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal-box {
  background: var(--bg-modal);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-modal);
  width: 100%;
  max-width: 480px;
  transform: translateY(12px);
  transition: transform 0.22s cubic-bezier(0.34,1.56,0.64,1);
}

.modal-overlay.open .modal-box { transform: translateY(0); }

.modal-header {
  padding: 18px 22px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-title i { color: var(--accent); }

.modal-close {
  width: 28px; height: 28px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 16px;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}

.modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.modal-body { padding: 20px 22px; }
.modal-footer {
  padding: 14px 22px 18px;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  border-top: 1px solid var(--border);
}

/* ═══════════════════════════════════════════════════
   FORMULÁRIOS
   ═══════════════════════════════════════════════════ */
.form-group { margin-bottom: 14px; }

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.form-control {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 13.5px;
  padding: 8px 12px;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-control::placeholder { color: var(--text-muted); }

.form-control:focus {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

textarea.form-control { resize: vertical; min-height: 80px; }

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%237a88a8' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

/* ═══════════════════════════════════════════════════
   BOTÕES
   ═══════════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-family: var(--font-ui);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn i { font-size: 15px; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
  text-decoration: none;
  box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-soft);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-active);
  text-decoration: none;
}

.btn-danger {
  background: var(--red-dim);
  color: var(--red);
  border-color: rgba(239,68,68,0.2);
}

.btn-danger:hover {
  background: var(--red);
  color: #fff;
  text-decoration: none;
}

.btn-sm {
  padding: 5px 11px;
  font-size: 12.5px;
}

/* ═══════════════════════════════════════════════════
   GRUPOS — cards
   ═══════════════════════════════════════════════════ */
.groups-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.group-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.group-card:hover {
  border-color: var(--border-soft);
  box-shadow: var(--shadow-card);
}

.group-card-accent {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}

.group-card-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
}

.group-card-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--text-primary);
}

.group-card-desc {
  font-size: 12px;
  color: var(--text-muted);
  flex: 1;
}

.group-card-count {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

.group-card-count small {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-muted);
  font-family: var(--font-ui);
  margin-left: 4px;
}

.group-card-actions {
  display: flex;
  gap: 6px;
  opacity: 0;
  transition: opacity var(--transition);
}

.group-card:hover .group-card-actions { opacity: 1; }

/* ═══════════════════════════════════════════════════
   FILTER TABS
   ═══════════════════════════════════════════════════ */
.filter-tabs {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.filter-tab {
  padding: 5px 12px;
  border-radius: 99px;
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border-soft);
  background: transparent;
  color: var(--text-secondary);
  transition: all var(--transition);
  font-family: var(--font-ui);
}

.filter-tab:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.filter-tab.active {
  background: var(--accent-dim);
  border-color: var(--accent-border);
  color: var(--accent);
}

/* ═══════════════════════════════════════════════════
   ALERTAS
   ═══════════════════════════════════════════════════ */
.alert {
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.alert-success {
  background: var(--green-dim);
  border: 1px solid rgba(34,197,94,0.2);
  color: var(--green);
}

.alert-danger {
  background: var(--red-dim);
  border: 1px solid rgba(239,68,68,0.2);
  color: var(--red);
}

/* ═══════════════════════════════════════════════════
   LOGIN PAGE
   ═══════════════════════════════════════════════════ */
.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: var(--bg-base);
  background-image: radial-gradient(circle, rgba(124,140,69,0.10) 1px, transparent 1px);
  background-size: 28px 28px;
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  box-shadow: 0 40px 100px rgba(0,0,0,0.7), 0 0 60px rgba(124,140,69,0.06);
  padding: 40px 36px;
}

.login-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}

.login-logo img {
  height: 40px;
  width: auto;
}

.login-title {
  text-align: center;
  margin-bottom: 8px;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

.login-subtitle {
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.login-form .form-control {
  padding: 10px 14px;
  font-size: 14px;
}

.btn-login {
  width: 100%;
  padding: 11px;
  font-size: 14px;
  justify-content: center;
  margin-top: 6px;
}

.login-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 11.5px;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════
   UTILITÁRIOS
   ═══════════════════════════════════════════════════ */
.text-accent   { color: var(--accent); }
.text-muted    { color: var(--text-muted); }
.text-green    { color: var(--green); }
.text-amber    { color: var(--amber); }
.text-red      { color: var(--red); }
.font-mono     { font-family: var(--font-mono); }
.divider       { border: none; border-top: 1px solid var(--border); margin: 20px 0; }
.mt-auto       { margin-top: auto; }

/* ═══════════════════════════════════════════════════
   MOBILE RESPONSIVO
   ═══════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .sidebar {
    transform: translateX(-100%);
    width: var(--sidebar-w);
  }

  .sidebar.open { transform: translateX(0); }

  .main-content { margin-left: 0; }

  .page-content { padding: 20px 16px 32px; }

  .stat-grid { grid-template-columns: repeat(2, 1fr); }

  .devices-table th:nth-child(4),
  .devices-table td:nth-child(4),
  .devices-table th:nth-child(5),
  .devices-table td:nth-child(5) { display: none; }

  .search-input { width: 180px; }

  .mobile-toggle {
    display: flex !important;
  }
}

@media (max-width: 576px) {
  .stat-grid { grid-template-columns: 1fr 1fr; }

  .devices-table th:nth-child(3),
  .devices-table td:nth-child(3) { display: none; }

  .login-card { padding: 28px 22px; }
}

/* Toggle mobile (oculto no desktop) */
.mobile-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  background: transparent;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 17px;
}

.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 99;
}

.mobile-overlay.open { display: block; }

/* Toast notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 13px;
  color: var(--text-primary);
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 240px;
  animation: slideUp 0.25s ease;
}

.toast.success { border-left: 3px solid var(--green); }
.toast.error   { border-left: 3px solid var(--red); }

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}