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

/* ================================================
   ESTOQUE FÁCIL — DESIGN SYSTEM
   Versão principal: azul escuro + verde
================================================ */

:root {
  /* Superfícies */
  --bg:          #081526;
  --surface:     #0A1D3D;
  --surface-2:   #0d2348;
  --surface-3:   #122a52;
  --border:      rgba(22,119,255,0.12);
  --border-hover:rgba(22,119,255,0.25);

  /* Marca */
  --accent:      #1677FF;
  --accent-dim:  rgba(22,119,255,0.14);
  --accent-glow: rgba(22,119,255,0.30);
  --green:       #00C48C;
  --green-light: #7DFF9B;
  --green-dim:   rgba(0,196,140,0.13);
  --green-glow:  rgba(0,196,140,0.25);

  /* Semânticas */
  --success:     #00C48C;
  --success-dim: rgba(0,196,140,0.13);
  --warning:     #f59e0b;
  --warning-dim: rgba(245,158,11,0.12);
  --danger:      #ef4444;
  --danger-dim:  rgba(239,68,68,0.12);

  /* Texto */
  --text-primary:   #F0F6FF;
  --text-secondary: #8BA6CC;
  --text-muted:     #3D5A80;

  /* Layout */
  --sidebar-w: 228px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;

  /* Tipografia */
  --font: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html { color-scheme: dark; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text-primary);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* ================================================
   SIDEBAR
================================================ */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  padding: 0 0 20px;
}

/* Faixa brilhante na borda da sidebar */
.sidebar::after {
  content: '';
  position: absolute;
  top: 0; right: -1px; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--accent), var(--green), transparent);
  opacity: 0.4;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 20px 18px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
}

/* Logo SVG inline (ícone "E" em caixas) */
.logo-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo-name span.white { color: #FFFFFF; }
.logo-name span.green { color: var(--green); }

.logo-tag {
  font-size: 9px;
  font-weight: 600;
  color: var(--green);
  background: var(--green-dim);
  padding: 2px 6px;
  border-radius: 4px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  width: fit-content;
  margin-top: 3px;
}

/* Nav sections */
.nav-section {
  padding: 0 12px;
  margin-bottom: 4px;
}

.nav-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 8px 8px 4px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 400;
  transition: all 0.15s;
  margin-bottom: 2px;
  position: relative;
}

.nav-link svg { opacity: 0.6; flex-shrink: 0; }

.nav-link:hover {
  background: var(--surface-3);
  color: var(--text-primary);
}

.nav-link:hover svg { opacity: 1; }

.nav-link.active {
  background: linear-gradient(135deg, rgba(22,119,255,0.18), rgba(0,196,140,0.10));
  color: var(--accent);
  font-weight: 600;
  border: 1px solid rgba(22,119,255,0.20);
}

.nav-link.active svg { opacity: 1; color: var(--accent); }

.nav-link.active::before {
  content: '';
  position: absolute;
  left: -12px;
  top: 50%; transform: translateY(-50%);
  width: 3px; height: 65%;
  background: linear-gradient(to bottom, var(--accent), var(--green));
  border-radius: 0 3px 3px 0;
}

/* Sidebar footer */
.sidebar-footer {
  margin-top: auto;
  padding: 0 12px;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

/* ================================================
   CONTEÚDO PRINCIPAL
================================================ */
.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Topbar */
.topbar {
  height: 60px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

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

.topbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Avatar do usuário */
.user-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--green));
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
  color: white;
  cursor: pointer;
  box-shadow: 0 0 12px var(--green-glow);
}

/* Área de conteúdo */
.content {
  padding: 28px;
  flex: 1;
}

/* ================================================
   COMPONENTES
================================================ */

/* Stat Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}

.stat-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  opacity: 0;
  transition: opacity 0.2s;
}

.stat-card:hover::before { opacity: 1; }

.stat-card.blue::before  { background: linear-gradient(to right, var(--accent), transparent); }
.stat-card.green::before { background: linear-gradient(to right, var(--green), transparent); }
.stat-card.amber::before { background: linear-gradient(to right, var(--warning), transparent); }
.stat-card.red::before   { background: linear-gradient(to right, var(--danger), transparent); }
.stat-card.cyan::before  { background: linear-gradient(to right, var(--green-light), transparent); }

.stat-card::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 80px; height: 80px;
  border-radius: 50%;
  opacity: 0.05;
  transform: translate(30%, -30%);
}

.stat-card.blue::after  { background: var(--accent); }
.stat-card.cyan::after  { background: var(--green-light); }
.stat-card.green::after { background: var(--green); }
.stat-card.amber::after { background: var(--warning); }
.stat-card.red::after   { background: var(--danger); }

.stat-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  margin-bottom: 14px;
}

.stat-icon.blue  { background: var(--accent-dim);   color: var(--accent); }
.stat-icon.cyan  { background: var(--green-dim);    color: var(--green-light); }
.stat-icon.green { background: var(--success-dim);  color: var(--success); }
.stat-icon.amber { background: var(--warning-dim);  color: var(--warning); }
.stat-icon.red   { background: var(--danger-dim);   color: var(--danger); }

.stat-label {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  font-family: var(--font-mono);
}

/* Cards genéricos */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

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

.card-body { padding: 20px 22px; }

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: none;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
  text-decoration: none;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 2px 14px var(--accent-glow);
}
.btn-primary:hover { background: #1565d8; box-shadow: 0 4px 20px var(--accent-glow); }

.btn-green {
  background: var(--green);
  color: #081526;
  font-weight: 700;
  box-shadow: 0 2px 14px var(--green-glow);
}
.btn-green:hover { background: #00d99b; box-shadow: 0 4px 20px var(--green-glow); }

.btn-secondary {
  background: var(--surface-3);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-secondary:hover { color: var(--text-primary); border-color: var(--border-hover); }

.btn-success {
  background: var(--success-dim);
  color: var(--success);
  border: 1px solid rgba(0,196,140,0.25);
}
.btn-success:hover { background: rgba(0,196,140,0.22); }

.btn-danger {
  background: var(--danger-dim);
  color: var(--danger);
  border: 1px solid rgba(239,68,68,0.2);
}
.btn-danger:hover { background: rgba(239,68,68,0.22); }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}
.btn-ghost:hover { background: var(--surface-3); color: var(--text-primary); }

.btn-sm { padding: 5px 11px; font-size: 12px; }
.btn-icon { padding: 7px; }

/* Inputs & Forms */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 14px;
}

.form-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.form-input,
.form-select {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 13.5px;
  width: 100%;
  outline: none;
  transition: all 0.15s;
  appearance: none;
}

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

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

/* Inline form grid */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

/* Tabela */
.table-wrap {
  width: 100%;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 700px;
}

thead tr {
  border-bottom: 1px solid var(--border);
}

th {
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  white-space: nowrap;
}

td {
  padding: 14px 16px;
  font-size: 13.5px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

td strong { color: var(--text-primary); font-weight: 600; }

tr:hover td { background: rgba(22,119,255,0.04); }

tr:last-child td { border-bottom: none; }

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 600;
}

.badge-success { background: var(--success-dim); color: var(--success); }
.badge-danger  { background: var(--danger-dim);  color: var(--danger); }
.badge-warning { background: var(--warning-dim); color: var(--warning); }
.badge-accent  { background: var(--accent-dim);  color: var(--accent); }
.badge-muted   { background: var(--surface-3);   color: var(--text-muted); }

/* Search bar */
.search-wrap {
  position: relative;
  flex: 1;
  max-width: 320px;
}

.search-wrap svg {
  position: absolute;
  left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 14px 8px 36px;
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}

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

/* Section toolbar */
.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

/* Empty state */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: var(--text-muted);
  gap: 10px;
}

.empty-state svg { opacity: 0.35; }
.empty-state p { font-size: 14px; }

/* Modal */
.modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(8,21,38,0.80);
  backdrop-filter: blur(6px);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open { display: flex; }

.modal-box {
  background: var(--surface-2);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-xl);
  padding: 28px;
  width: 100%;
  max-width: 460px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.7), 0 0 0 1px rgba(22,119,255,0.10);
  animation: modal-in 0.18s ease;
}

@keyframes modal-in {
  from { opacity: 0; transform: translateY(14px) scale(0.97); }
  to   { opacity: 1; transform: none; }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.modal-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-footer {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.modal-footer .btn { flex: 1; justify-content: center; }

/* Divider */
.divider {
  height: 1px;
  background: var(--border);
  margin: 20px 0;
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }

/* Chart container */
.chart-wrap {
  position: relative;
  height: 280px;
}

/* Page fade-in */
.content { animation: fade-in 0.28s ease; }

@keyframes fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: none; }
}

/* ================================================
   LOGIN PAGE
================================================ */
.login-bg {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}

/* Grade de pontos no fundo */
.login-bg::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(22,119,255,0.12) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

/* Glow verde canto inferior */
.login-bg::after {
  content: '';
  position: fixed;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,196,140,0.08) 0%, transparent 65%);
  bottom: -150px; right: -150px;
  pointer-events: none;
}

.login-glow {
  position: fixed;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(22,119,255,0.10) 0%, transparent 65%);
  top: -200px; left: -200px;
  pointer-events: none;
  z-index: 0;
}

.login-card {
  position: relative; z-index: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 44px 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(22,119,255,0.10);
}

.login-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 36px;
  justify-content: center;
}

.login-logo-img {
  height: 72px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 6px 24px rgba(22,119,255,0.28))
          drop-shadow(0 2px 8px rgba(0,196,140,0.14));
}

.login-headline {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  margin-bottom: 6px;
  text-align: center;
}

.login-sub {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 32px;
  text-align: center;
}

.login-btn {
  width: 100%;
  justify-content: center;
  padding: 13px;
  font-size: 15px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent), #0e5fd4);
  box-shadow: 0 4px 20px var(--accent-glow);
  font-weight: 700;
}

.login-btn:hover {
  background: linear-gradient(135deg, #1e84ff, #1565d8);
  box-shadow: 0 6px 28px var(--accent-glow);
}

.msg-erro, .msg-ok {
  display: none;
  margin-top: 14px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  text-align: center;
}

.msg-erro { background: var(--danger-dim); color: var(--danger); border: 1px solid rgba(239,68,68,0.2); }
.msg-ok   { background: var(--success-dim); color: var(--success); border: 1px solid rgba(0,196,140,0.25); }
.msg-erro.show, .msg-ok.show { display: block; }

/* Toggle senha */
.input-wrap { position: relative; }
.toggle-senha {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--text-muted);
  cursor: pointer; padding: 4px; font-size: 15px;
  transition: color 0.15s;
}
.toggle-senha:hover { color: var(--text-secondary); }

/* Responsivo — ver media queries abaixo */


/* ================================================
   BOTÃO HAMBURGUER (mobile/tablet)
================================================ */
.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text-secondary);
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s;
}
.menu-toggle:hover { background: var(--surface-3); color: var(--text-primary); }
.menu-toggle svg { pointer-events: none; }

/* Overlay da sidebar no mobile */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 99;
  backdrop-filter: blur(2px);
}
.sidebar-overlay.active { display: block; }

/* ================================================
   BOTÃO LEITOR DE CÓDIGO DE BARRAS (mobile/tablet)
================================================ */
.barcode-fab {
  display: none; /* só aparece no mobile/tablet */
  position: fixed;
  bottom: 24px;
  right: 20px;
  z-index: 200;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #0e5fd8);
  border: none;
  color: #fff;
  cursor: pointer;
  box-shadow: 0 6px 24px rgba(22,119,255,0.45), 0 2px 8px rgba(0,0,0,0.4);
  align-items: center;
  justify-content: center;
  transition: transform 0.15s, box-shadow 0.15s;
  flex-direction: column;
  gap: 3px;
}
.barcode-fab:active { transform: scale(0.93); }
.barcode-fab svg { pointer-events: none; }
.barcode-fab-label {
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 1;
  color: rgba(255,255,255,0.85);
}

/* Modal do leitor de código de barras */
.barcode-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.80);
  z-index: 300;
  align-items: flex-end;
  justify-content: center;
  backdrop-filter: blur(4px);
}
.barcode-modal-overlay.open {
  display: flex;
  animation: slide-up 0.25s ease;
}
@keyframes slide-up {
  from { transform: translateY(60px); opacity: 0; }
  to   { transform: none; opacity: 1; }
}

.barcode-modal {
  width: 100%;
  max-width: 520px;
  background: var(--surface);
  border-top: 1px solid var(--border-hover);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: 0 0 32px;
  display: flex;
  flex-direction: column;
  max-height: 92vh;
  overflow-y: auto;
}

.barcode-modal-handle {
  width: 36px;
  height: 4px;
  background: var(--border-hover);
  border-radius: 99px;
  margin: 12px auto 0;
  flex-shrink: 0;
}

.barcode-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.barcode-modal-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.barcode-modal-body {
  padding: 20px;
  flex: 1;
}

/* Visor da câmera */
.barcode-video-wrap {
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000;
  position: relative;
  border: 2px solid var(--border-hover);
  margin-bottom: 16px;
}

.barcode-video-wrap video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Linha de scan animada */
.scan-line {
  position: absolute;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--accent), var(--green), var(--accent), transparent);
  border-radius: 99px;
  box-shadow: 0 0 8px var(--accent-glow);
  animation: scan-sweep 2s ease-in-out infinite;
  top: 50%;
}
@keyframes scan-sweep {
  0%   { top: 20%; opacity: 1; }
  50%  { top: 80%; opacity: 0.8; }
  100% { top: 20%; opacity: 1; }
}

/* Canto decorativo do visor */
.scan-corner {
  position: absolute;
  width: 22px;
  height: 22px;
  border-color: var(--accent);
  border-style: solid;
  opacity: 0.8;
}
.scan-corner.tl { top: 10px; left: 10px;  border-width: 3px 0 0 3px; border-radius: 3px 0 0 0; }
.scan-corner.tr { top: 10px; right: 10px; border-width: 3px 3px 0 0; border-radius: 0 3px 0 0; }
.scan-corner.bl { bottom: 10px; left: 10px;  border-width: 0 0 3px 3px; border-radius: 0 0 0 3px; }
.scan-corner.br { bottom: 10px; right: 10px; border-width: 0 3px 3px 0; border-radius: 0 0 3px 0; }

.barcode-status {
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 14px;
  min-height: 20px;
}
.barcode-status.ok { color: var(--green); font-weight: 600; }
.barcode-status.err { color: var(--danger); }

/* Campo de digitação manual */
.barcode-manual {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}
.barcode-manual .form-input { flex: 1; font-size: 15px; letter-spacing: 0.04em; }
.barcode-manual .btn { flex-shrink: 0; }

.barcode-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 14px 0;
}
.barcode-divider::before,
.barcode-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* Lista de produtos escaneados */
.barcode-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 16px;
  max-height: 200px;
  overflow-y: auto;
}
.barcode-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  transition: border-color 0.15s;
}
.barcode-item.novo { border-color: var(--green); animation: pulse-green 0.4s ease; }
@keyframes pulse-green {
  0%   { box-shadow: 0 0 0 0 var(--green-glow); }
  70%  { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: none; }
}
.barcode-item-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--green-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--green);
}
.barcode-item-info { flex: 1; min-width: 0; }
.barcode-item-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.barcode-item-code {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.barcode-item-qty {
  display: flex;
  align-items: center;
  gap: 6px;
}
.barcode-item-qty button {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface-3);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
}
.barcode-item-qty button:hover { background: var(--accent-dim); color: var(--accent); }
.barcode-item-qty span {
  font-size: 14px;
  font-weight: 700;
  min-width: 24px;
  text-align: center;
  color: var(--text-primary);
}
.barcode-item-remove {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  transition: background 0.15s, color 0.15s;
}
.barcode-item-remove:hover { background: var(--danger-dim); color: var(--danger); }

.barcode-modal-footer {
  padding: 16px 20px 0;
  display: flex;
  gap: 8px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}
.barcode-modal-footer .btn { flex: 1; justify-content: center; }

/* ================================================
   TABLET — 769px a 1024px
================================================ */
@media (min-width: 769px) and (max-width: 1024px) {
  :root { --sidebar-w: 200px; }

  .content { padding: 20px; }
  .topbar { padding: 0 20px; }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

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

  table { min-width: 600px; }

  th, td { padding: 10px 12px; font-size: 13px; }

  .card-header {
    flex-wrap: wrap;
    gap: 10px;
  }

  .search-wrap { max-width: 100%; }

  .modal-box {
    max-width: 90vw;
    padding: 22px;
  }

  .menu-toggle { display: flex; }

  /* Sidebar deslizante no tablet */
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 100;
    width: 220px;
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: 6px 0 32px rgba(0,0,0,0.5);
  }
  .main { margin-left: 0; }

  /* FAB barcode no tablet */
  .barcode-fab { display: flex; }
}

/* ================================================
   MOBILE — até 768px
================================================ */
@media (max-width: 768px) {
  :root { --sidebar-w: 260px; }

  body { font-size: 14px; }

  /* Sidebar off-canvas */
  .sidebar {
    width: var(--sidebar-w);
    transform: translateX(-100%);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 100;
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: 8px 0 40px rgba(0,0,0,0.6);
  }

  .main { margin-left: 0; }

  /* Topbar mobile */
  .topbar {
    padding: 0 14px;
    height: 56px;
  }
  .menu-toggle { display: flex; }
  .breadcrumb { display: none; }

  /* Conteúdo */
  .content {
    padding: 14px;
    padding-bottom: 90px; /* espaço pro FAB */
  }

  /* Stats em coluna única no celular pequeno */
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  /* Formulário empilhado */
  .form-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  /* Cards */
  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 14px 16px;
  }
  .card-body { padding: 14px 16px; }

  .search-wrap {
    max-width: 100%;
    width: 100%;
  }
  .search-input { width: 100%; }

  /* Tabela com scroll horizontal */
  .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  table { min-width: 540px; }
  th { font-size: 10px; padding: 10px 12px; }
  td  { font-size: 13px; padding: 12px 12px; }

  /* Botões menores */
  .btn { padding: 8px 14px; font-size: 13px; }
  .btn-icon { width: 34px; height: 34px; }

  /* Modal ocupa mais tela */
  .modal-overlay { padding: 12px; align-items: flex-end; }
  .modal-box {
    max-width: 100%;
    width: 100%;
    border-radius: var(--radius-xl) var(--radius-xl) var(--radius-md) var(--radius-md);
    padding: 20px 18px;
    animation: modal-slide-up 0.22s ease;
  }
  @keyframes modal-slide-up {
    from { transform: translateY(30px); opacity: 0; }
    to   { transform: none; opacity: 1; }
  }
  .modal-footer { flex-direction: column; }
  .modal-footer .btn { flex: none; width: 100%; }

  /* Stat card compacto */
  .stat-card { padding: 14px 16px; }
  .stat-value { font-size: 22px; }

  /* FAB barcode no mobile */
  .barcode-fab { display: flex; }

  /* Topbar — título menor */
  .page-title { font-size: 15px; }
}

/* ================================================
   MOBILE PEQUENO — até 400px
================================================ */
@media (max-width: 400px) {
  .stats-grid { grid-template-columns: 1fr; }
  .content { padding: 12px; padding-bottom: 90px; }
  .topbar { padding: 0 12px; }
  .card-body { padding: 12px 14px; }
  .barcode-fab { bottom: 18px; right: 14px; width: 52px; height: 52px; }
}