/* ---------------------- GLOBAL ---------------------- */
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: #f7f9fc;
  margin: 0;
  padding: 0;
  color: #333;
}

h1, h2, h3 {
  margin: 0.2em 0;
}

p {
  margin: 0.2em 0 0.8em 0;
}

/* ---------------------- CARD CONTAINER ---------------------- */
.card {
  max-width: 900px;
  margin: 2rem auto;
  padding: 2rem;
  background: #fff;
  border-radius: 1rem;
  box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

/* ---------------------- LOGO & HEADER ---------------------- */
.logo {
  width: 60px;
  display: block;
  margin: 0 auto 1rem auto;
}

.lead {
  text-align: center;
  font-weight: 500;
  color: #555;
}

/* ---------------------- BUTTONS ---------------------- */
.btn {
  cursor: pointer;
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  transition: all 0.2s ease;
  margin-top: 0.5rem;
}

.btn:hover {
  opacity: 0.9;
}

/* Main Buttons */
.btn.login {
  background: #2c6bed;
  color: #fff;
  width: 100%;
  font-size: 1.1rem;
}

.btn.pay {
  background: #28a745;
  color: #fff;
}

.btn.small-btn {
  background: #6c757d;
  color: #fff;
  font-size: 0.85rem;
  margin-left: 0.5rem;
}

.btn.logout {
  background: #dc3545;
  color: #fff;
}

/* ---------------------- DASHBOARD ---------------------- */
.dashboard {
  margin-top: 2rem;
}

.dash-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.dash-card {
  background: #f1f5f9;
  padding: 1rem;
  border-radius: 0.75rem;
  margin-bottom: 1rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.wallet-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ---------------------- SECURITY NOTICE ---------------------- */
.security-card {
  background: #e9f7ef;
  color: #2c6f2e;
  font-size: 0.95rem;
}

/* ---------------------- UTILITIES ---------------------- */
.utility-card {
  background: #f9fafb;
  padding: 1rem;
  border-radius: 0.75rem;
  margin-bottom: 1rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.utility-card input {
  padding: 0.5rem;
  margin-right: 0.5rem;
  border-radius: 0.5rem;
  border: 1px solid #ccc;
  width: calc(50% - 0.5rem);
  margin-bottom: 0.5rem;
}

.utility-card button {
  display: block;
}

/* ---------------------- FEEDBACK & SUPPORT ---------------------- */
.feedback-section textarea,
.support-section textarea {
  width: 100%;
  height: 60px;
  padding: 0.5rem;
  border-radius: 0.5rem;
  border: 1px solid #ccc;
  margin-bottom: 0.5rem;
  resize: vertical;
}

.feedback-section p,
.support-section p {
  font-size: 0.9rem;
  color: #555;
  margin-top: 0.2rem;
}

/* ---------------------- TRANSACTION HISTORY ---------------------- */
.transactions {
  margin-top: 1.5rem;
}

.transactions ul {
  list-style-type: none;
  padding-left: 0;
}

.transactions li {
  background: #fff;
  border-left: 4px solid #2c6bed;
  padding: 0.5rem 1rem;
  margin-bottom: 0.5rem;
  border-radius: 0.5rem;
  font-size: 0.95rem;
}

.transactions li:nth-child(even) {
  background: #f1f5f9;
}

/* ---------------------- QR PAYMENT ---------------------- */
#qrCode canvas {
  margin-top: 0.5rem;
  display: block;
}

/* ---------------------- STATUS BOX ---------------------- */
.status {
  margin-top: 1rem;
  font-size: 0.95rem;
  text-align: center;
  padding: 0.5rem;
  color: #555;
}

/* ---------------------- FOOTER ---------------------- */
footer {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.85rem;
  color: #888;
}

/* ---------------------- LOADING SPINNER ---------------------- */
.loading {
  border: 3px solid #f3f3f3;
  border-top: 3px solid #2c6bed;
  border-radius: 50%;
  width: 16px;
  height: 16px;
  display: inline-block;
  animation: spin 1s linear infinite;
  margin-right: 0.5rem;
  vertical-align: middle;
}

@keyframes spin {
  0% { transform: rotate(0deg);}
  100% { transform: rotate(360deg);}
}

/* ---------------------- RESPONSIVE ---------------------- */
@media (max-width: 600px){
  .dash-header { flex-direction: column; text-align: center; }
  .wallet-card { flex-direction: column; align-items: flex-start; }
  .utility-card input { width: 100%; margin-bottom: 0.5rem; }
}