/* Admin Multi-Lojas — estilos */
:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --surface2: #243044;
  --border: #2d3a4f;
  --text: #e8edf4;
  --muted: #8b9cb3;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --sidebar-w: 240px;
  --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at top, #1e3a5f, var(--bg));
  padding: 20px;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
  width: 100%;
  max-width: 400px;
}

.login-card h1 { font-size: 1.6rem; margin-bottom: 4px; }
.login-card p { color: var(--muted); margin-bottom: 28px; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: .85rem; color: var(--muted); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: .95rem;
}

.admin-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  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;
}

.sidebar-brand {
  padding: 20px 16px;
  display: flex;
  gap: 10px;
  align-items: center;
  border-bottom: 1px solid var(--border);
}

.nav-menu { list-style: none; padding: 12px 8px; flex: 1; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  color: var(--muted);
  text-decoration: none;
  border-radius: 8px;
  font-size: .9rem;
  margin-bottom: 2px;
}
.nav-link:hover { background: var(--surface2); color: var(--text); }
.nav-link.active { background: var(--primary); color: #fff; }

.pdv-link {
  margin: 12px;
  padding: 10px;
  text-align: center;
  background: var(--success);
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  font-size: .85rem;
}

.admin-main { margin-left: var(--sidebar-w); flex: 1; }

.admin-header {
  padding: 20px 28px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--surface);
}

.admin-content { padding: 24px 28px; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 20px;
}

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

.panel-body { padding: 20px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  border-radius: 8px;
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.btn-primary { background: var(--primary); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.btn-sm { padding: 5px 10px; font-size: .8rem; }

.data-table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.data-table th { text-align: left; padding: 10px 14px; color: var(--muted); border-bottom: 1px solid var(--border); }
.data-table td { padding: 12px 14px; border-bottom: 1px solid var(--border); }

.badge { display: inline-block; padding: 3px 8px; border-radius: 12px; font-size: .75rem; font-weight: 600; }
.badge-success { background: rgba(16,185,129,.15); color: var(--success); }
.badge-warning { background: rgba(245,158,11,.15); color: var(--warning); }
.badge-info { background: rgba(59,130,246,.15); color: var(--primary); }

.branch-selector {
  padding: 8px 12px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
}

.admin-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 12px 20px;
  border-radius: 8px;
  z-index: 9999;
  transform: translateY(80px);
  opacity: 0;
  transition: all .3s;
}
.admin-toast.show { transform: translateY(0); opacity: 1; }
.admin-toast-error { background: rgba(239,68,68,.2); border: 1px solid var(--danger); }

.message { margin-top: 12px; padding: 10px; border-radius: 8px; font-size: .9rem; }
.message.success { background: rgba(16,185,129,.15); color: var(--success); border: 1px solid rgba(16,185,129,.3); }
.message.error { background: rgba(239,68,68,.15); color: var(--danger); border: 1px solid rgba(239,68,68,.3); }
.message.info { background: rgba(59,130,246,.12); color: #93c5fd; border: 1px solid rgba(59,130,246,.25); }
.message.warning { background: rgba(245,158,11,.12); color: var(--warning); border: 1px solid rgba(245,158,11,.25); }

.btn-login { width: 100%; padding: 12px; margin-top: 8px; }
.btn-login:disabled { opacity: .65; cursor: not-allowed; }
.btn-login-secondary { width: 100%; padding: 10px; margin-top: 8px; background: transparent; border: 1px solid var(--border); color: var(--muted); }
.btn-login-secondary:hover { background: var(--surface2); }
.otp-hint { color: var(--muted); font-size: .85rem; margin-bottom: 12px; line-height: 1.4; }
#otpCode { letter-spacing: .35em; text-align: center; font-size: 1.25rem; font-weight: 600; }

.code-block {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  font-family: monospace;
  font-size: .8rem;
  word-break: break-all;
  color: var(--success);
}

.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.6);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 100%;
  max-width: 520px;
}

.modal-header, .modal-body, .modal-footer { padding: 16px 20px; }
.modal-header { border-bottom: 1px solid var(--border); }
.modal-footer { border-top: 1px solid var(--border); display: flex; gap: 8px; justify-content: flex-end; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

@media (max-width: 900px) {
  .grid-2 { grid-template-columns: 1fr; }
}

.period-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.period-tab {
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
}
.period-tab:hover { border-color: var(--primary); color: #fff; }

.period-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.chart-box {
  position: relative;
  height: 280px;
}

.header-sub { color: var(--muted); font-size: .85rem; margin-top: 4px; }
.user-badge { color: var(--muted); font-size: .85rem; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.empty-state { text-align: center; color: var(--muted); padding: 24px; }
.badge-muted { background: rgba(139,156,179,.15); color: var(--muted); }

.report-toolbar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 20px;
}

.wa-board { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 16px; }
.wa-card .panel-body { display: flex; flex-direction: column; gap: 10px; }
.wa-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.wa-live { font-size: .8rem; color: var(--muted); }
.wa-qr-panel { margin-bottom: 20px; }
.wa-qr-panel .panel-body { padding: 20px; }
.wa-qr-box {
  min-height: 340px;
  min-width: 280px;
  max-width: 360px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border-radius: 16px;
  border: 3px solid #25d366;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  padding: 20px;
}
.wa-qr-image {
  width: 260px;
  height: 260px;
  object-fit: contain;
  border-radius: 8px;
  display: block;
  background: #fff;
}
.wa-qr-placeholder,
.wa-qr-loading,
.wa-qr-connected,
.wa-qr-error {
  text-align: center;
  color: #64748b;
  padding: 20px;
}
.wa-qr-error { color: #f87171; }
.wa-qr-error i { color: #f87171; }
.wa-qr-placeholder i,
.wa-qr-loading i,
.wa-qr-connected i,
.wa-qr-error i { font-size: 3rem; margin-bottom: 12px; display: block; }
.wa-qr-connected { color: var(--success); }
.wa-qr-connected i { color: var(--success); }
.wa-qr-loading i { color: var(--primary); }
.wa-qr-steps { font-size: .8rem; margin-top: 8px; color: #94a3b8; }
.wa-qr-hint { text-align: center; font-size: .85rem; color: var(--muted); margin-top: 12px; }

.wa-contacts-panel .panel-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.wa-contacts-stats { font-size: .85rem; color: var(--muted); margin-bottom: 12px; }
.wa-contacts-table-wrap { overflow-x: auto; max-height: 420px; overflow-y: auto; border: 1px solid var(--border); border-radius: 10px; }
.wa-contacts-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.wa-contacts-table th, .wa-contacts-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
.wa-contacts-table th { background: var(--surface2); position: sticky; top: 0; z-index: 1; }
.wa-contacts-empty { text-align: center; color: var(--muted); padding: 24px !important; }
.wa-contact-linked { color: var(--success); font-size: .85rem; }
.wa-contact-unlinked { color: var(--muted); font-size: .85rem; }
.badge-wa { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: .75rem; background: rgba(37,211,102,.15); color: #25d366; }

.report-toolbar input[type="date"] {
  padding: 8px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
}