/**
 * QR админ нэвтрэх — цэвэрхэн, ногоон акцент
 */
:root {
  --qr-login-green: #4caf50;
  --qr-login-green-dark: #2e7d32;
  --qr-login-green-hover: #43a047;
  --qr-login-green-soft: #e8f5e9;
  --qr-login-ink: #3d3d3d;
  --qr-login-muted: #717171;
  --qr-login-bg-top: #f5f7fa;
  --qr-login-card-shadow: 0 24px 56px -16px rgba(46, 125, 50, 0.12), 0 8px 24px rgba(0, 0, 0, 0.06);
}

.qr-login-page {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
  margin: 0;
  color: var(--qr-login-ink);
  background: linear-gradient(165deg, var(--qr-login-bg-top) 0%, #ffffff 40%, var(--qr-login-green-soft) 120%);
  position: relative;
}

.qr-login-page::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 100% -10%, rgba(76, 175, 80, 0.14), transparent 55%),
    radial-gradient(ellipse 60% 40% at -5% 100%, rgba(76, 175, 80, 0.08), transparent 45%);
  pointer-events: none;
  z-index: 0;
}

.qr-login-wrap {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.qr-login-card {
  width: 100%;
  max-width: 420px;
  background: #fff;
  border-radius: 1.25rem;
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: var(--qr-login-card-shadow);
  padding: 2rem 2rem 1.75rem;
}

.qr-login-head {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.qr-login-head-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, var(--qr-login-green) 0%, var(--qr-login-green-dark) 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
  box-shadow: 0 6px 20px rgba(76, 175, 80, 0.35);
}

.qr-login-title {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0;
  color: var(--qr-login-ink);
}

.qr-login-form .form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--qr-login-ink);
  margin-bottom: 0.35rem;
}

.qr-login-form .form-control {
  border-radius: 0.65rem;
  border-color: #e0e0e0;
  padding: 0.62rem 0.85rem;
}

.qr-login-form .form-control:focus {
  border-color: var(--qr-login-green);
  box-shadow: 0 0 0 0.2rem rgba(76, 175, 80, 0.2);
}

.qr-login-submit {
  width: 100%;
  border: none;
  border-radius: 0.65rem;
  padding: 0.7rem 1rem;
  font-weight: 700;
  background: linear-gradient(180deg, #66bb6a 0%, var(--qr-login-green) 45%, var(--qr-login-green-dark) 100%);
  color: #fff;
  box-shadow: 0 4px 16px rgba(76, 175, 80, 0.35);
  transition: filter 0.15s ease, transform 0.15s ease;
}

.qr-login-submit:hover {
  color: #fff;
  filter: brightness(1.05);
}

.qr-login-submit:active {
  transform: translateY(1px);
}

.qr-login-back {
  display: block;
  text-align: center;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid #eee;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--qr-login-muted);
  text-decoration: none;
}

.qr-login-back:hover {
  color: var(--qr-login-green-dark);
}

.qr-login-alert {
  border-radius: 0.65rem;
  border: none;
  font-size: 0.875rem;
  margin-bottom: 1rem;
}