/*
Name: Aashis rawal
Student ID: 11211
University ID: 24071214
*/

/* Global sizing */
* {
  box-sizing: border-box;
}

/* Page background */
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  background: linear-gradient(120deg, #1e3c72, #2a5298);
  color: #101828;
}

/* Page layout */
.page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px;
  padding-top: 80px;
}

/* Main card */
.card {
  width: min(860px, 96vw);
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.25);
  padding: 24px;
}

/* Header row */
.card .header {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 18px;
}

/* Page title */
.card h1 {
  margin: 0 0 6px;
  color: #123a77;
  font-size: 28px;
}

/* Subtitle text */
.card .subtitle {
  margin: 0;
  color: #475467;
}

/* Badge style */
.card .badge {
  padding: 10px 12px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 13px;
  white-space: nowrap;
  border: 1px solid #e4e7ec;
}

.card .badge-muted {
  background: #f2f4f7;
  color: #344054;
}

.card .badge-peak {
  background: #fffaeb;
  color: #b54708;
  border-color: #fedf89;
}

.card .badge-off {
  background: #ecfdf3;
  color: #027a48;
  border-color: #abefc6;
}

/* Form grid */
.card .grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

/* Field label */
.card .field label {
  display: block;
  font-weight: 700;
  margin-bottom: 6px;
  color: #344054;
}

/* Input style */
.card select,
.card input {
  width: 100%;
  padding: 11px 12px;
  border-radius: 10px;
  border: 1px solid #d0d5dd;
  font-size: 14px;
  outline: none;
}

/* Focus border */
.card select:focus,
.card input:focus {
  border-color: #2a5298;
}

/* Small hint */
.card .hint {
  margin-top: 6px;
  font-size: 12px;
  color: #667085;
}

/* Summary box */
.card .summary {
  margin-top: 16px;
  background: #f9fafb;
  border: 1px solid #eaecf0;
  border-radius: 14px;
  padding: 14px;
}

/* Summary rows */
.card .summary .row {
  display: flex;
  justify-content: space-between;
  padding: 8px 4px;
  color: #344054;
}

.card .summary .total {
  font-size: 16px;
  color: #101828;
}

/* Divider line */
.card .summary hr {
  border: none;
  border-top: 1px solid #eaecf0;
  margin: 10px 0;
}

/* Error message */
.card .error {
  margin-top: 12px;
  background: #fef3f2;
  border: 1px solid #fecdca;
  color: #b42318;
  border-radius: 12px;
  padding: 10px 12px;
  font-weight: 600;
}

/* Hide block */
.hidden {
  display: none;
}

/* Payment section */
.card .payment {
  margin-top: 18px;
  padding: 18px;
  background: #ffffff;
  border: 1px solid #eaecf0;
  border-radius: 16px;
}

/* Payment title */
.card .payment h3 {
  margin: 0 0 14px;
  font-size: 18px;
  color: #123a77;
  font-weight: 800;
}

/* Required mark */
.card .required {
  color: #e11d48;
  font-weight: 900;
}

/* Payment grid */
.card .pay-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

/* Payment card */
.card .pay-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  border-radius: 16px;
  background: #f9fafb;
  border: 2px solid transparent;
  cursor: pointer;
  transition: 0.2s ease;
}

/* Hide radio */
.card .pay-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

/* Payment logo */
.card .pay-card img {
  width: 90px;
  height: auto;
  object-fit: contain;
}

/* Hover effect */
.card .pay-card:hover {
  transform: translateY(-2px);
  border-color: #c7d2fe;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* Selected card */
.card .pay-card:has(input:checked) {
  background: #eff6ff;
  border-color: #2a5298;
  box-shadow: 0 12px 28px rgba(42, 82, 152, 0.25);
}

/* Selected tick */
.card .pay-card:has(input:checked)::after {
  content: "✓";
  position: absolute;
  top: 12px;
  right: 14px;
  background: #2a5298;
  color: white;
  font-weight: 900;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  font-size: 14px;
}

/* Submit button */
.card .btn {
  width: 100%;
  margin-top: 14px;
  padding: 14px;
  border: none;
  border-radius: 12px;
  background: #2a5298;
  color: white;
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.05s ease, background 0.2s ease;
}

/* Button hover */
.card .btn:hover {
  background: #1e3c72;
}

/* Button click */
.card .btn:active {
  transform: scale(0.99);
}

footer {
  background: #333;
  text-align: center;
  padding: 15px;
  color: #fff;
}

/* 
   MOBILE RESPONSIVE
 */
@media (max-width: 768px){

  .page{
    padding: 16px;
    padding-top: 90px;
  }

  .card{
    padding: 18px;
    border-radius: 16px;
  }

  .card .header{
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }

  .card h1{
    font-size: 22px;
  }

  .card .grid{
    grid-template-columns: 1fr;
  }

  .card select,
  .card input{
    font-size: 16px; /* stop iPhone zoom */
  }

  .card .pay-options{
    grid-template-columns: 1fr;
  }

  .card .pay-card img{
    width: 75px;
  }

  .card .btn{
    font-size: 16px;
    padding: 14px;
  }
}