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

/* ── Reset & Base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary:       #1e3a5f;
  --primary-light: #2d5282;
  --accent:        #3b82f6;
  --accent-hover:  #2563eb;
  --success:       #22c55e;
  --danger:        #ef4444;
  --warning:       #f59e0b;
  --pending:       #94a3b8;
  --bg:            #0f172a;
  --bg2:           #1e293b;
  --bg3:           #334155;
  --card:          #1e293b;
  --card-border:   #334155;
  --text:          #f1f5f9;
  --text-muted:    #94a3b8;
  --text-dim:      #64748b;
  --input-bg:      #0f172a;
  --input-border:  #334155;
  --radius:        12px;
  --radius-sm:     8px;
  --shadow:        0 4px 24px rgba(0,0,0,0.4);
  --shadow-sm:     0 2px 8px rgba(0,0,0,0.3);
  --transition:    0.2s ease;
  --sidebar-w:     240px;
}

html { font-size: 16px; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

/* ── Scrollbar ────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--bg3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* ── Typography ───────────────────────────────────────────────── */
h1 { font-size: 1.75rem; font-weight: 800; }
h2 { font-size: 1.25rem; font-weight: 700; }
h3 { font-size: 1rem; font-weight: 600; }
p  { color: var(--text-muted); }

/* ── Links ────────────────────────────────────────────────────── */
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* ── Buttons ──────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary  { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); box-shadow: 0 0 0 3px rgba(59,130,246,0.3); }

.btn-success  { background: var(--success); color: #fff; }
.btn-success:hover { background: #16a34a; box-shadow: 0 0 0 3px rgba(34,197,94,0.3); }

.btn-danger   { background: var(--danger); color: #fff; }
.btn-danger:hover  { background: #dc2626; box-shadow: 0 0 0 3px rgba(239,68,68,0.3); }

.btn-warning  { background: var(--warning); color: #fff; }
.btn-warning:hover { background: #d97706; }

.btn-ghost    { background: transparent; color: var(--text-muted); border: 1px solid var(--card-border); }
.btn-ghost:hover  { background: var(--bg3); color: var(--text); }

.btn-outline  { background: transparent; color: var(--accent); border: 1.5px solid var(--accent); }
.btn-outline:hover  { background: rgba(59,130,246,0.1); }

.btn-sm { padding: 6px 12px; font-size: 0.8rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-full { width: 100%; justify-content: center; }

/* ── Inputs ───────────────────────────────────────────────────── */
.input-group { display: flex; flex-direction: column; gap: 6px; }
.input-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

input, select, textarea {
  background: var(--input-bg);
  border: 1.5px solid var(--input-border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  padding: 10px 12px;
  width: 100%;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
input:disabled, select:disabled, textarea:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
input[readonly] {
  opacity: 0.6;
  cursor: default;
  background: var(--bg2);
}
input.currency { text-align: right; font-weight: 600; font-size: 1rem; }
textarea { resize: vertical; min-height: 80px; }

/* ── Cards ────────────────────────────────────────────────────── */
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--card-border);
}
.card-header h3 { display: flex; align-items: center; gap: 8px; }
.card-icon {
  width: 36px; height: 36px;
  background: rgba(59,130,246,0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

/* ── Badge ────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge-success  { background: rgba(34,197,94,0.15);  color: var(--success); }
.badge-danger   { background: rgba(239,68,68,0.15);  color: var(--danger); }
.badge-warning  { background: rgba(245,158,11,0.15); color: var(--warning); }
.badge-pending  { background: rgba(148,163,184,0.15);color: var(--pending); }
.badge-accent   { background: rgba(59,130,246,0.15); color: var(--accent); }

/* ── Toggle ───────────────────────────────────────────────────── */
.toggle-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}
.toggle-wrapper input[type="checkbox"] { display: none; }
.toggle-track {
  width: 44px; height: 24px;
  background: var(--bg3);
  border-radius: 12px;
  position: relative;
  transition: background var(--transition);
}
.toggle-track::after {
  content: '';
  position: absolute;
  width: 18px; height: 18px;
  background: #fff;
  border-radius: 50%;
  top: 3px; left: 3px;
  transition: left var(--transition);
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}
.toggle-wrapper input:checked + .toggle-track { background: var(--accent); }
.toggle-wrapper input:checked + .toggle-track::after { left: 23px; }

/* ── Table ────────────────────────────────────────────────────── */
.table-wrapper { overflow-x: auto; border-radius: var(--radius); }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
thead { background: var(--bg3); }
thead th {
  padding: 12px 16px;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  white-space: nowrap;
}
tbody tr {
  border-bottom: 1px solid var(--card-border);
  transition: background var(--transition);
}
tbody tr:hover { background: rgba(255,255,255,0.03); }
tbody td {
  padding: 12px 16px;
  color: var(--text);
  vertical-align: middle;
}
tbody td.muted { color: var(--text-muted); font-size: 0.8rem; }
.text-right { text-align: right; }
.text-center { text-align: center; }

/* ── Pagination ───────────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0 0;
  gap: 12px;
  flex-wrap: wrap;
}
.pagination-info { font-size: 0.8rem; color: var(--text-muted); }
.pagination-controls { display: flex; gap: 6px; }
.page-btn {
  min-width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: 'Inter', sans-serif;
}
.page-btn:hover { background: var(--bg3); color: var(--text); }
.page-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 700; }
.page-btn:disabled { opacity: 0.3; cursor: not-allowed; }

/* ── Modal ────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  animation: fadeIn 0.2s ease;
}
.modal {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow);
  animation: slideUp 0.25s ease;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--card-border);
  position: sticky;
  top: 0;
  background: var(--card);
  z-index: 1;
}
.modal-body   { padding: 24px; }
.modal-footer {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  padding: 16px 24px;
  border-top: 1px solid var(--card-border);
  flex-wrap: wrap;
}
.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  transition: all var(--transition);
  line-height: 1;
}
.modal-close:hover { background: var(--bg3); color: var(--text); }

/* ── Sidebar + Layout ─────────────────────────────────────────── */
.app-layout {
  display: flex;
  min-height: 100vh;
}
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg2);
  border-right: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  z-index: 100;
  transition: transform var(--transition);
}
.sidebar-brand {
  padding: 20px;
  border-bottom: 1px solid var(--card-border);
}
.sidebar-brand .logo {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.sidebar-brand .subtitle {
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-top: 2px;
}
.sidebar-nav { flex: 1; padding: 12px 0; overflow-y: auto; }
.nav-section {
  padding: 8px 16px 4px;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  text-decoration: none;
  border-radius: 0;
}
.nav-item:hover { background: rgba(255,255,255,0.05); color: var(--text); }
.nav-item.active {
  background: rgba(59,130,246,0.15);
  color: var(--accent);
  font-weight: 600;
  border-right: 3px solid var(--accent);
}
.nav-item .nav-icon { font-size: 1.1rem; width: 20px; text-align: center; }
.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--card-border);
}
.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.user-avatar {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--accent), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.user-name { font-size: 0.85rem; font-weight: 600; line-height: 1.3; }
.user-role { font-size: 0.7rem; color: var(--text-muted); }

.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.topbar {
  background: var(--bg2);
  border-bottom: 1px solid var(--card-border);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}
.page-content { padding: 24px; flex: 1; }

/* ── Dashboard Cards ──────────────────────────────────────────── */
.dashboard-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.summary-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 18px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.summary-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.summary-card.dinheiro::before { background: linear-gradient(90deg, #22c55e, #4ade80); }
.summary-card.pix::before      { background: linear-gradient(90deg, #8b5cf6, #a78bfa); }
.summary-card.credito::before  { background: linear-gradient(90deg, #3b82f6, #60a5fa); }
.summary-card.debito::before   { background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.summary-card.delivery::before { background: linear-gradient(90deg, #ef4444, #f87171); }
.summary-card.total::before    { background: linear-gradient(90deg, var(--accent), #818cf8); }

.summary-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.summary-card .card-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.summary-card .card-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}

/* ── Period Selector ──────────────────────────────────────────── */
.period-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.period-btn {
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: all var(--transition);
}
.period-btn:hover { background: var(--bg3); color: var(--text); }
.period-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.period-btn.nav-arrow {
  padding: 7px 10px;
  font-size: 1rem;
}

.date-display {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  padding: 0 8px;
}

/* ── Chart area ───────────────────────────────────────────────── */
.chart-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
}
.chart-container { position: relative; width: 220px; height: 220px; flex-shrink: 0; }
.chart-legend { flex: 1; display: flex; flex-direction: column; gap: 10px; min-width: 180px; }
.legend-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
}
.legend-dot { width: 12px; height: 12px; border-radius: 3px; flex-shrink: 0; }
.legend-label { flex: 1; color: var(--text-muted); }
.legend-value { font-weight: 700; color: var(--text); }
.legend-pct { font-size: 0.75rem; color: var(--text-dim); }

/* ── Caixa form ───────────────────────────────────────────────── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  background: rgba(59,130,246,0.08);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(59,130,246,0.2);
  margin-top: 8px;
}
.total-row .total-label { font-size: 0.8rem; font-weight: 600; color: var(--text-muted); }
.total-row .total-value { font-size: 1.1rem; font-weight: 800; color: var(--accent); }

.total-geral-bar {
  background: linear-gradient(135deg, rgba(59,130,246,0.15), rgba(129,140,248,0.15));
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: var(--radius);
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.total-geral-bar .label { font-weight: 700; font-size: 0.9rem; color: var(--text-muted); }
.total-geral-bar .value { font-size: 1.8rem; font-weight: 800; color: var(--accent); }

/* ── Operator page ────────────────────────────────────────────── */
.operator-layout {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 16px;
}
.operator-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}
.operator-brand {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent);
}
.caixas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

/* ── Open Caixa card ──────────────────────────────────────────── */
.open-caixa-card {
  max-width: 500px;
  margin: 80px auto 0;
  text-align: center;
  padding: 48px 32px;
}
.open-caixa-card .icon { font-size: 3rem; margin-bottom: 16px; }
.open-caixa-card h2 { margin-bottom: 8px; }
.open-caixa-card p { margin-bottom: 24px; }

/* ── Login ─────────────────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  padding: 16px;
  position: relative;
  overflow: hidden;
}
.login-page::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(59,130,246,0.12) 0%, transparent 70%);
  top: -200px; left: -200px;
  border-radius: 50%;
}
.login-page::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(129,140,248,0.08) 0%, transparent 70%);
  bottom: -100px; right: -100px;
  border-radius: 50%;
}
.login-box {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow);
  position: relative;
  z-index: 1;
}
.login-logo {
  text-align: center;
  margin-bottom: 32px;
}
.logo-img-main {
  height: 70px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  margin-bottom: 12px;
  display: inline-block;
}
.logo-img-nav {
  height: 32px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  flex-shrink: 0;
}
.login-logo h1 {
  font-size: 1.6rem;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.login-logo p { font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; }
.login-form { display: flex; flex-direction: column; gap: 16px; }
.error-msg {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  color: var(--danger);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.85rem;
  display: none;
}
.error-msg.show { display: block; }

/* ── Toast ─────────────────────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 20px; right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  min-width: 240px;
  max-width: 380px;
  box-shadow: var(--shadow);
  animation: slideInRight 0.3s ease, fadeOut 0.3s ease 2.7s forwards;
  display: flex;
  align-items: center;
  gap: 8px;
}
.toast-success { background: #166534; border: 1px solid var(--success); color: #bbf7d0; }
.toast-error   { background: #7f1d1d; border: 1px solid var(--danger);  color: #fecaca; }
.toast-info    { background: #1e3a5f; border: 1px solid var(--accent);  color: #bfdbfe; }

/* ── Filters bar ──────────────────────────────────────────────── */
.filters-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  align-items: flex-end;
}
.filters-bar .input-group { min-width: 140px; }

/* ── Spinner ──────────────────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

/* ── Divider lines in modal ───────────────────────────────────── */
.section-divider {
  border: none;
  border-top: 1px solid var(--card-border);
  margin: 16px 0;
}

/* ── Status action buttons ────────────────────────────────────── */
.status-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ── Empty state ──────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-dim);
}
.empty-state .icon { font-size: 2.5rem; margin-bottom: 12px; }

/* ── Hamburger button ──────────────────────────────────────────── */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px; height: 40px;
  background: var(--bg3);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  transition: background var(--transition);
}
.hamburger:hover { background: var(--card-border); }
.hamburger span {
  display: block;
  width: 18px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Sidebar overlay (mobile) ──────────────────────────────────── */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(2px);
  z-index: 99;
  animation: fadeIn 0.2s ease;
}
.sidebar-overlay.show { display: block; }

/* ── Bottom nav (mobile) ───────────────────────────────────────── */
.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--bg2);
  border-top: 1px solid var(--card-border);
  z-index: 90;
  padding: 0 0 env(safe-area-inset-bottom, 0px);
}
.bottom-nav-items {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}
.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 10px 4px 8px;
  border: none;
  background: none;
  color: var(--text-dim);
  font-size: 0.6rem;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  -webkit-tap-highlight-color: transparent;
}
.bottom-nav-item .icon { font-size: 1.3rem; }
.bottom-nav-item.active { color: var(--accent); }
.bottom-nav-item:active { background: rgba(255,255,255,0.05); }

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 768px) {
  /* Sidebar off-canvas */
  .sidebar {
    transform: translateX(-100%);
    z-index: 100;
    box-shadow: none;
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: 4px 0 24px rgba(0,0,0,0.5);
  }

  /* Main content full width */
  .main-content { margin-left: 0; }

  /* Topbar: show hamburger */
  .hamburger { display: flex; }
  .topbar { padding: 12px 16px; gap: 12px; }

  /* Bottom nav visible */
  .bottom-nav { display: block; }

  /* Push content above bottom nav */
  .page-content {
    padding: 16px;
    padding-bottom: calc(80px + env(safe-area-inset-bottom, 0px));
  }

  /* Cards stack */
  .dashboard-cards { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .summary-card .card-value { font-size: 1.1rem; }
  .summary-card { padding: 14px; }

  /* Chart goes vertical */
  .chart-card { flex-direction: column; }
  .chart-container { width: 100%; max-width: 240px; margin: 0 auto; }

  /* Caixa form grid */
  .caixas-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr 1fr; }

  /* Filters scroll horizontal */
  .filters-bar { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; }
  .filters-bar .input-group { min-width: 130px; flex-shrink: 0; }

  /* Table: hide less important columns on mobile */
  .table-mobile-hide { display: none; }

  /* Modal full screen */
  .modal-overlay { padding: 0; align-items: flex-end; }
  .modal {
    max-width: 100%;
    max-height: 92vh;
    border-radius: var(--radius) var(--radius) 0 0;
    animation: slideUpModal 0.3s ease;
  }

  /* Period bar scrollable */
  .period-bar { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; gap: 6px; }
  .period-btn { flex-shrink: 0; }
  .date-display { flex-shrink: 0; font-size: 0.85rem; }

  /* Operator page */
  .operator-layout { padding: 16px; padding-bottom: 24px; }
  .operator-header { flex-direction: column; align-items: flex-start; }

  /* Pagination compact */
  .pagination { flex-direction: column; align-items: center; }

  /* Topbar title smaller */
  .topbar h2 { font-size: 1rem; }

  /* Total geral bar */
  .total-geral-bar { flex-direction: column; gap: 4px; text-align: center; }
  .total-geral-bar .value { font-size: 1.4rem; }
}

@media (max-width: 400px) {
  .dashboard-cards { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* ── Animations ───────────────────────────────────────────────── */
@keyframes fadeIn      { from { opacity: 0 } to { opacity: 1 } }
@keyframes slideUp     { from { opacity: 0; transform: translateY(20px) } to { opacity: 1; transform: none } }
@keyframes slideUpModal{ from { opacity: 0; transform: translateY(100%) } to { opacity: 1; transform: none } }
@keyframes slideInRight{ from { opacity: 0; transform: translateX(40px) } to { opacity: 1; transform: none } }
@keyframes fadeOut     { from { opacity: 1 } to { opacity: 0; pointer-events: none } }
@keyframes spin        { to { transform: rotate(360deg) } }