/* ==========================================================================
   XILMA Universal Checkout Stylesheet
   Designed for PT Xilma Teknologi Mandiri Ecosystem
   Typography: Lato min 14px | No text-shadow | 2-Column Responsive Layout
   ========================================================================== */

:root {
  --bg-canvas: #070A12;
  --bg-card: #111827;
  --bg-card-subtle: #0B1120;
  --bg-card-elevated: #1E293B;
  --border-strong: rgba(255, 255, 255, 0.18);
  --border-medium: rgba(255, 255, 255, 0.12);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --text-primary: #FFFFFF;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --accent-cyan: #38BDF8;
  --accent-emerald: #34D399;
  --accent-blue: #0284C7;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --font-base: 'Lato', system-ui, -apple-system, sans-serif;
}

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

body {
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-base);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* --- Container --- */
.checkout-container {
  width: 100%;
  max-width: 1060px;
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Header Checkout --- */
.checkout-header {
  border-bottom: 1px solid var(--border-subtle);
  background-color: rgba(11, 17, 32, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.checkout-header-inner {
  height: 70px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.checkout-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.checkout-logo {
  max-height: 28px;
  width: auto;
}

.checkout-brand-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

.checkout-security-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-emerald);
  background-color: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.25);
  padding: 6px 14px;
  border-radius: 20px;
}

/* --- Main Layout: 2 Columns --- */
.checkout-main {
  flex: 1;
  padding: 40px 0 60px 0;
}

.checkout-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.checkout-breadcrumb a {
  color: var(--accent-cyan);
  text-decoration: none;
  font-weight: 600;
}

.checkout-breadcrumb a:hover {
  text-decoration: underline;
}

.checkout-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  align-items: start;
}

/* --- Cards --- */
.checkout-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.checkout-section-title {
  font-size: 18px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.step-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background-color: var(--accent-cyan);
  color: #0B1120;
  font-size: 14px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* --- Form Fields --- */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-label span.req {
  color: #F87171;
}

.form-input {
  width: 100%;
  height: 46px;
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-family: var(--font-base);
  font-size: 14.5px;
  color: #FFFFFF;
  transition: all 0.2s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15);
}

.form-input::placeholder {
  color: var(--text-muted);
}

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

/* --- Plan / Term Selector --- */
.plan-selector-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 14px;
}

.plan-card {
  border: 1px solid var(--border-medium);
  background-color: var(--bg-card-subtle);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.plan-card:hover {
  border-color: rgba(255, 255, 255, 0.25);
}

.plan-card.active {
  border: 2px solid var(--accent-cyan);
  background-color: rgba(56, 189, 248, 0.05);
}

.plan-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.plan-radio {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-cyan);
  cursor: pointer;
}

.plan-title {
  font-size: 15px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 3px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.plan-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.plan-price-tag {
  text-align: right;
  white-space: nowrap;
}

.plan-price-val {
  font-size: 16px;
  font-weight: 800;
  color: #FFFFFF;
}

.plan-badge-save {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 800;
  color: var(--accent-emerald);
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 2px 8px;
  border-radius: 999px;
  margin-top: 3px;
}

/* Quantity Counter */
.qty-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  margin-top: 12px;
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
}

.qty-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.qty-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-card);
  border: 1px solid var(--border-strong);
  color: #FFFFFF;
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
}

.qty-btn:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.qty-value {
  font-size: 15px;
  font-weight: 800;
  color: #FFFFFF;
  min-width: 24px;
  text-align: center;
}

/* Callout Login Portal */
.auth-portal-callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(56, 189, 248, 0.06);
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  margin-bottom: 16px;
  font-size: 13.5px;
  color: var(--text-secondary);
}

.auth-portal-callout a {
  color: var(--accent-cyan);
  font-weight: 700;
  text-decoration: none;
}

.auth-portal-callout a:hover {
  text-decoration: underline;
}

/* --- Payment Method Selector --- */
.payment-methods {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 14px;
}

.payment-option {
  border: 1px solid var(--border-medium);
  background-color: var(--bg-card-subtle);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.payment-option:hover {
  border-color: rgba(255, 255, 255, 0.25);
}

.payment-option.active {
  border: 2px solid var(--accent-cyan);
  background-color: rgba(56, 189, 248, 0.04);
}

.payment-option-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.payment-option-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.payment-radio {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-cyan);
  cursor: pointer;
}

.payment-title-group {
  display: flex;
  flex-direction: column;
}

.payment-title {
  font-size: 15px;
  font-weight: 700;
  color: #FFFFFF;
}

.payment-desc {
  font-size: 14px;
  color: var(--text-muted);
}

.payment-logo {
  max-height: 28px;
  max-width: 90px;
  object-fit: contain;
}

/* Manual Transfer Details Box */
.bank-transfer-box {
  display: none;
  margin-top: 16px;
  padding: 16px;
  background-color: #070A12;
  border: 1px dashed rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.payment-option.active .bank-transfer-box {
  display: block;
}

.bank-detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
}

.copy-btn {
  background-color: rgba(56, 189, 248, 0.12);
  border: 1px solid var(--accent-cyan);
  color: var(--accent-cyan);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.copy-btn:hover {
  background-color: var(--accent-cyan);
  color: #0B1120;
}

/* --- Right Column: Order Summary & Financials --- */
.product-summary-box {
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
}

.product-name {
  font-size: 18px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.product-sub {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Coupon Box */
.coupon-box {
  margin-bottom: 24px;
}

.coupon-input-group {
  display: flex;
  gap: 8px;
}

.coupon-btn {
  height: 46px;
  padding: 0 18px;
  background-color: var(--bg-card-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: #FFFFFF;
  font-family: var(--font-base);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.coupon-btn:hover {
  background-color: var(--accent-cyan);
  color: #0B1120;
}

.coupon-msg {
  font-size: 14px;
  margin-top: 6px;
  display: none;
}

.coupon-msg.success {
  color: var(--accent-emerald);
  display: block;
}

.coupon-msg.error {
  color: #F87171;
  display: block;
}

/* Financial Breakdown Table */
.breakdown-table {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14.5px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.breakdown-row.discount {
  color: var(--accent-emerald);
  font-weight: 600;
}

.breakdown-row.voucher {
  color: var(--accent-cyan);
  font-weight: 600;
}

.breakdown-row.tax {
  color: var(--text-muted);
}

.breakdown-divider {
  border-top: 1px solid var(--border-strong);
  margin: 6px 0;
}

.grand-total-box {
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
}

.grand-total-label {
  font-size: 14px;
  font-weight: 700;
  color: #FFFFFF;
}

.grand-total-amount {
  font-size: 20px;
  font-weight: 800;
  color: var(--accent-cyan);
  white-space: nowrap;
  letter-spacing: -0.5px;
}

/* CTA Button */
.btn-checkout {
  width: 100%;
  height: 52px;
  background-color: var(--accent-cyan);
  color: #0B1120;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-base);
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s ease;
  box-shadow: 0 4px 18px rgba(56, 189, 248, 0.28);
}

.btn-checkout:hover {
  background-color: #7DD3FC;
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(56, 189, 248, 0.38);
}

.btn-checkout:active {
  transform: translateY(0);
}

/* Trust Badges */
.trust-badges {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Toast */
.toast-msg {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background-color: var(--accent-emerald);
  color: #0B1120;
  font-size: 14.5px;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 30px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  z-index: 1000;
  pointer-events: none;
}

.toast-msg.show {
  transform: translateX(-50%) translateY(0);
}

/* --- Responsive Breakpoints --- */
@media (max-width: 860px) {
  .checkout-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .checkout-card {
    padding: 24px 20px;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}