/* ==========================================================================
   Credit card UPI ID generator (/credit-card-upi-id)
   Builds on emi-calc.css (panels, fields, buttons, FAQ) and support-page.css
   (hero, section heads). The memorable piece is the "slip": the UPI ID shown
   as its parts, with each part you type filling its own slot.
   ========================================================================== */

.ui {
  --ui-slot: var(--ce-accent);
  --ui-ok: var(--ce-ok);
  --ui-warn-bg: color-mix(in srgb, #f59e0b 10%, var(--surface));
}
html[data-theme="dark"] .ui { --ui-warn-bg: color-mix(in srgb, #f59e0b 12%, var(--surface)); }

/* Narrower form column than the calculators: the slip carries the page. */
@media (min-width: 1000px) {
  .ui-calc { grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr); }
}

/* ---------- Bank picker ---------- */
.ui-picker { display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); gap: 8px; }
.ui-pick {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  padding: 8px 12px 8px 8px;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: var(--page);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  transition: border-color 150ms ease, background-color 150ms ease, box-shadow 150ms ease;
}
.ui-pick input { position: absolute; inset: 0; margin: 0; opacity: 0; cursor: pointer; }
.ui-logo {
  display: grid;
  place-items: center;
  flex: none;
  inline-size: 34px;
  block-size: 34px;
  border-radius: 10px;
  background: #fff;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.06);
}
.ui-logo img { inline-size: 24px; block-size: 24px; object-fit: contain; }
@media (hover: hover) { .ui-pick:hover { border-color: color-mix(in srgb, var(--text) 30%, transparent); } }
.ui-pick:has(input:checked) {
  border-color: var(--text);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--text);
}
.ui-pick:has(input:focus-visible) { outline: 2px solid var(--focus); outline-offset: 2px; }

/* ---------- The slip ---------- */
.ui-slip { display: grid; gap: 20px; }
.ui-slip-head { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 12px; }
.ui-slip-logo {
  display: grid;
  place-items: center;
  inline-size: 44px;
  block-size: 44px;
  border-radius: 12px;
  background: #fff;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.06);
}
.ui-slip-logo img { inline-size: 30px; block-size: 30px; object-fit: contain; }
.ui-slip-title { font-size: 0.8125rem; font-weight: 500; color: var(--muted); line-height: 1.3; }
.ui-slip-bank { font-size: 1.0625rem; font-weight: 650; line-height: 1.25; letter-spacing: -0.01em; }
.ui-state {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: var(--radius-full);
  background: var(--surface-muted);
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background-color 200ms ease, color 200ms ease;
}
.ui-state::before { content: ""; inline-size: 6px; block-size: 6px; border-radius: 50%; background: currentColor; opacity: 0.7; }
.ui-state[data-state="ready"] { background: color-mix(in srgb, var(--ui-ok) 14%, var(--surface)); color: var(--ui-ok); }
.ui-state[data-state="error"] { background: color-mix(in srgb, var(--ce-bad) 12%, var(--surface)); color: var(--ce-bad); }
@media (max-width: 420px) { .ui-state { grid-column: 1 / -1; justify-self: start; } }

/* The UPI ID itself: fixed parts in grey, your parts in slots that fill as you type. */
.ui-vpa {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  row-gap: 10px;
  min-height: 4.5rem;
  padding: 18px 16px 14px;
  border-radius: 16px;
  background: var(--page);
  box-shadow: inset 0 0 0 1px var(--line);
  font-family: var(--site-mono);
  font-size: clamp(1.0625rem, 0.7rem + 1.5vw, 1.5rem);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
  transition: box-shadow 250ms ease;
}
.ui-vpa.is-ready { box-shadow: inset 0 0 0 1.5px color-mix(in srgb, var(--ui-ok) 55%, transparent); }
.ui-seg { display: inline-flex; flex-direction: column; gap: 6px; }
.ui-seg.is-fixed { color: var(--muted); }
.ui-seg.is-slot > span { display: contents; }
.ui-seg.is-slot {
  flex-direction: row;
  flex-wrap: wrap;
  position: relative;
  padding-bottom: 22px;
}
.ui-seg.is-slot::before {
  content: "";
  position: absolute;
  inset-inline: 1px;
  bottom: 18px;
  block-size: 2px;
  border-radius: 2px;
  background: var(--ui-slot);
  opacity: 0.55;
  transition: background-color 200ms ease, opacity 200ms ease;
}
.ui-seg.is-slot::after {
  content: attr(data-label);
  position: absolute;
  inset-inline-start: 0;
  bottom: 0;
  color: var(--soft);
  font-family: var(--site-font, inherit);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0;
  white-space: nowrap;
}
.ui-seg.is-full::before { background: var(--ui-ok); opacity: 0.8; }
.ui-typed { color: var(--text); font-weight: 600; }
.ui-rest { color: var(--soft); opacity: 0.6; }

.ui-slip-body { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 18px; align-items: start; }
.ui-qr {
  display: grid;
  place-items: center;
  inline-size: 168px;
  aspect-ratio: 1;
  border-radius: 16px;
  background: #fff;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
  overflow: hidden;
}
.ui-qr svg { display: block; inline-size: 100%; block-size: 100%; }
.ui-qr.is-empty { background: var(--page); box-shadow: inset 0 0 0 1px var(--line-strong); border: 0; }
.ui-qr-empty { padding: 16px; color: var(--muted); font-size: 0.75rem; line-height: 1.45; text-align: center; text-wrap: balance; }
.ui-qr:not(.is-empty) svg { animation: ui-qr-in 320ms var(--ease-out, ease) both; }
@keyframes ui-qr-in { from { opacity: 0; scale: 0.96; } }
@media (prefers-reduced-motion: reduce) { .ui-qr:not(.is-empty) svg { animation: none; } }

.ui-actions { display: grid; gap: 8px; justify-items: start; }
.ui-actions .ce-btn { min-height: 44px; }
.ui-actions .ce-btn:disabled,
.ui-actions .ce-btn[aria-disabled="true"] { opacity: 0.45; cursor: not-allowed; }
.ui-actions .ce-btn:disabled:active { scale: 1; }
.ui-actions .ce-status { max-inline-size: 30ch; }

@media (max-width: 459px) {
  .ui-slip-body { grid-template-columns: minmax(0, 1fr); }
  .ui-qr { inline-size: min(220px, 100%); justify-self: center; }
  .ui-actions { justify-items: stretch; }
  .ui-actions .ce-btn { justify-content: center; }
}

/* Bank facts under the slip */
.ui-facts { display: grid; gap: 0; border-top: 1px solid var(--line); }
.ui-fact {
  display: grid;
  grid-template-columns: 7.5rem minmax(0, 1fr);
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.8125rem;
  line-height: 1.5;
  text-wrap: pretty;
}
.ui-fact:last-child { border-bottom: 0; padding-bottom: 0; }
.ui-fact-k { color: var(--muted); }
.ui-fact a { color: var(--text); text-decoration: underline; text-decoration-color: var(--line-strong); text-underline-offset: 3px; }
.ui-fact.is-warn { margin-block: 6px; padding: 11px 12px; border: 0; border-radius: 12px; background: var(--ui-warn-bg); }
.ui-fact.is-warn .ui-fact-k { color: var(--ce-warn); font-weight: 600; }
.ui-time.is-fast { color: var(--ui-ok); font-weight: 600; }
.ui-fact-sub { display: block; color: var(--muted); }
.ui-time.is-mid { color: var(--ce-warn); font-weight: 600; }
.ui-time.is-slow { color: var(--ce-bad); font-weight: 600; }
@media (max-width: 459px) { .ui-fact { grid-template-columns: minmax(0, 1fr); gap: 2px; } }

/* ---------- Sections ---------- */
.ui-steps { display: grid; gap: 12px; counter-reset: ui-step; }
@media (min-width: 760px) { .ui-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.ui-steps li {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
  counter-increment: ui-step;
}
.ui-steps li::before {
  content: counter(ui-step);
  display: grid;
  place-items: center;
  inline-size: 28px;
  block-size: 28px;
  margin-bottom: 4px;
  border-radius: 50%;
  background: var(--text);
  color: var(--page);
  font-size: 0.8125rem;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}
.ui-steps b { font-size: 1rem; font-weight: 650; }
.ui-steps span { color: var(--muted); font-size: 0.875rem; line-height: 1.5; text-wrap: pretty; }

.ui-others-lead { max-inline-size: 68ch; margin-bottom: 16px !important; color: var(--muted); font-size: 0.9375rem; line-height: 1.6; text-wrap: pretty; }
.ui-others { display: flex; flex-wrap: wrap; gap: 8px; }
.ui-others a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 6px 14px 6px 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius-full);
  background: var(--surface);
  font-size: 0.875rem;
  font-weight: 550;
  transition: border-color 150ms ease;
}
.ui-others img { inline-size: 22px; block-size: 22px; padding: 2px; border-radius: 50%; background: #fff; object-fit: contain; }
.ui-others a:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
@media (hover: hover) { .ui-others a:hover { border-color: var(--line-strong); } }