:root {
  --payment-bg: #f4f7fb;
  --payment-panel: #ffffff;
  --payment-border: #e5eaf3;
  --payment-text: #1b1f3b;
  --payment-muted: #6b7280;
  --payment-accent: #0f766e;
  --payment-accent-strong: #0b5ed7;
  --payment-danger: #dc2626;
  --payment-success: #198754;
  --payment-shadow: 0 24px 80px rgba(15, 23, 42, 0.12);
}

html, body {
  min-height: 100%;
}

body {
  font-family: "Manrope", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(13, 110, 253, 0.10), transparent 32%),
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.12), transparent 28%),
    linear-gradient(180deg, #f9fbff 0%, var(--payment-bg) 100%);
  color: var(--payment-text);
}

.page-shell {
  min-height: 100vh;
}

.payment-page {
  min-height: 100vh;
  padding: 24px 14px 40px;
}

.payment-container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
}

.payment-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.payment-brand,
.payment-card,
.payment-side-card,
.result-card,
.receipt-card {
  background: var(--payment-panel);
  border: 1px solid var(--payment-border);
  border-radius: 28px;
  box-shadow: var(--payment-shadow);
}

.payment-brand {
  overflow: hidden;
}

.payment-brand-top {
  padding: 24px 24px 12px;
  background: linear-gradient(135deg, #0b5ed7 0%, #0f766e 100%);
  color: #fff;
}

.payment-brand-top .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.85;
}

.payment-brand-top h1 {
  margin: 18px 0 10px;
  font-size: clamp(1.9rem, 4vw, 3.25rem);
  line-height: 1.05;
  font-weight: 800;
  color: #fff;
}

.payment-brand-top p {
  margin: 0;
  max-width: 42rem;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1rem;
}

.payment-brand-bottom {
  padding: 18px 24px 24px;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.feature-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: #f7fafc;
  border-radius: 18px;
  color: var(--payment-text);
  font-weight: 600;
}

.payment-card,
.result-card,
.receipt-card {
  padding: 22px;
}

.payment-side-card {
  padding: 22px;
  height: 100%;
}

.section-title {
  margin-bottom: 4px;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--payment-text);
}

.section-subtitle {
  color: var(--payment-muted);
  margin-bottom: 20px;
}

.form-label.required:after {
  content: " *";
  color: var(--payment-danger);
}

.form-control.form-control-solid,
.form-select.form-select-solid {
  border: 1px solid #dbe4f0;
  background: #f9fbff;
  color: var(--payment-text);
}

.form-control.form-control-solid:focus,
.form-select.form-select-solid:focus {
  border-color: rgba(11, 94, 215, 0.45);
  background: #fff;
}

.amount-grid {
  display: grid;
  grid-template-columns: 1fr 108px;
  gap: 12px;
}

.installment-list {
  display: grid;
  gap: 12px;
  margin-top: 4px;
}

.installment-option {
  position: relative;
}

.installment-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.installment-label {
  display: block;
  border: 1px solid var(--payment-border);
  border-radius: 20px;
  padding: 16px;
  background: #fff;
  transition: all 0.2s ease;
  cursor: pointer;
}

.installment-option input:checked + .installment-label {
  border-color: rgba(11, 94, 215, 0.45);
  box-shadow: 0 12px 28px rgba(11, 94, 215, 0.12);
  background: #f6faff;
}

.installment-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.installment-bank {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.installment-bank img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border-radius: 14px;
  border: 1px solid #eef2f8;
  background: #fff;
  padding: 6px;
}

.installment-title {
  font-weight: 800;
  color: var(--payment-text);
}

.installment-meta,
.mini-list,
.result-muted {
  color: var(--payment-muted);
}

.installment-amount {
  font-weight: 800;
  color: var(--payment-accent-strong);
  text-align: right;
}

.summary-box {
  padding: 18px;
  border-radius: 22px;
  background: linear-gradient(180deg, #fff 0%, #f7faff 100%);
  border: 1px solid #e5ecf7;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px dashed #dce3ee;
}

.summary-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.summary-row span:first-child {
  color: var(--payment-muted);
}

.summary-row strong {
  text-align: right;
}

.payment-actions {
  display: grid;
  gap: 12px;
}

.status-icon {
  width: 88px;
  height: 88px;
  border-radius: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.status-icon.success {
  background: rgba(25, 135, 84, 0.12);
  color: var(--payment-success);
}

.status-icon.fail {
  background: rgba(220, 38, 38, 0.1);
  color: var(--payment-danger);
}

.result-header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.result-title {
  margin: 0 0 8px;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 800;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.detail-box {
  padding: 16px 18px;
  border-radius: 20px;
  background: #f8fbff;
  border: 1px solid #e7eef8;
}

.detail-box span {
  display: block;
  color: var(--payment-muted);
  font-size: 0.9rem;
  margin-bottom: 6px;
}

.detail-box strong {
  font-size: 1rem;
  word-break: break-word;
}

.lookup-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--payment-accent-strong);
  font-weight: 700;
}

.empty-state {
  padding: 24px;
  border: 1px dashed #cbd5e1;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.55);
}

@media (min-width: 992px) {
  .payment-page {
    padding: 36px 24px 56px;
  }

  .payment-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
    align-items: start;
  }

  .payment-card {
    padding: 28px;
  }
}

@media (max-width: 767px) {
  .feature-list,
  .detail-grid {
    grid-template-columns: 1fr;
  }

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

  .payment-card,
  .payment-side-card,
  .result-card,
  .receipt-card {
    padding: 18px;
    border-radius: 24px;
  }

  .payment-brand-top,
  .payment-brand-bottom {
    padding-left: 18px;
    padding-right: 18px;
  }

  .installment-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .installment-amount {
    text-align: left;
  }
}