/* ==========================================================================
   pay.css — Checkout & Payment (/checkout, /payment)
   Memakai token tema (theme.css), tombol (.btn), header/footer/background
   yang sama dengan halaman lain. Hanya gaya khusus alur pembayaran.
   Daftar isi:
   1. Halaman, kepala, stepper
   2. Panel & tata letak
   3. Form Checkout
   4. Ringkasan pesanan
   5. Payment: status, QRIS, nominal, cara bayar
   6. Hasil: sukses, kedaluwarsa, gagal
   7. Loading, error, tombol & utilitas
   8. Responsif
   9. Reduced motion
   ========================================================================== */

.pay {
  --p-surface: rgba(17, 14, 29, .78);
  --p-surface-2: rgba(255, 255, 255, .035);
  --p-line: rgba(196, 181, 253, .13);
  --p-line-2: rgba(255, 255, 255, .12);
  --p-r: 22px;
  --p-r-sm: 14px;
  --p-gap: clamp(20px, 3vw, 40px);
  --p-pad: clamp(22px, 3vw, 36px);
  --p-wa: #25d366;
  padding: calc(var(--header-h) + clamp(24px, 3.4vw, 44px)) 0 clamp(64px, 8vw, 112px);
  font-variant-numeric: tabular-nums;
}

.pay-wrap {
  position: relative;
  z-index: 1;
  width: min(100% - 2 * var(--gutter), 1180px);
  margin-inline: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* 1. Kepala & stepper
   -------------------------------------------------------------------------- */
.pay-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px 40px;
  flex-wrap: wrap;
  margin-bottom: clamp(24px, 3vw, 36px);
}

.pay-head__text { min-width: 0; max-width: 62ch; }

.pay-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 14px;
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}
.pay-back:hover { color: var(--lavender); }

.pay-title {
  font-size: clamp(28px, 3.2vw, 40px);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -.025em;
  color: var(--ink);
  text-wrap: balance;
}

.pay-lead {
  margin-top: 10px;
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.6;
  color: var(--muted);
}

.stepper {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 14px;
  color: var(--dim);
}
.stepper li { display: flex; align-items: center; gap: 10px; white-space: nowrap; }
.stepper li + li::before {
  content: "";
  width: clamp(18px, 3vw, 40px);
  height: 1px;
  background: var(--p-line-2);
}
.stepper__dot {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--p-line-2);
  font-size: 13px;
  font-weight: 600;
}
.stepper li[aria-current="step"] { color: var(--ink); font-weight: 500; }
.stepper li[aria-current="step"] .stepper__dot {
  color: var(--on-purple);
  border-color: transparent;
  background: var(--purple-text);
}
.stepper li.is-done { color: var(--muted); }
.stepper li.is-done .stepper__dot {
  color: var(--purple-text);
  border-color: rgba(167, 139, 250, .45);
  background: var(--purple-soft);
}
.stepper li.is-done .stepper__dot svg { width: 14px; height: 14px; }

/* 2. Panel & tata letak
   -------------------------------------------------------------------------- */
.pay-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: var(--p-gap);
  align-items: start;
}
.pay-side {
  display: grid;
  gap: var(--p-gap);
  position: sticky;
  top: calc(var(--header-h) + 20px);
}

.panel {
  padding: var(--p-pad);
  border: 1px solid var(--p-line);
  border-radius: var(--p-r);
  background: var(--p-surface);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: 0 34px 70px -44px #000;
}
.panel--compact { padding: clamp(20px, 2.4vw, 28px); }

.panel__title { font-size: 19px; font-weight: 600; letter-spacing: -.01em; }
.panel__sub { margin-top: 6px; font-size: 14.5px; line-height: 1.6; color: var(--muted); }
.panel__head { margin-bottom: clamp(20px, 2.4vw, 28px); }

/* 3. Form Checkout
   -------------------------------------------------------------------------- */
.fields { display: grid; gap: 22px; }
.field { display: grid; gap: 8px; min-width: 0; }
.field > label { font-size: 14px; font-weight: 500; color: var(--ink); }
.field__input {
  width: 100%;
  height: 54px;
  padding: 0 18px;
  border: 1px solid var(--p-line-2);
  border-radius: var(--p-r-sm);
  background: var(--p-surface-2);
  font: 400 16px Inter, system-ui, sans-serif;     /* 16px: tidak memicu zoom di iOS */
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.field__input::placeholder { color: var(--dim); }
.field__input:hover { border-color: rgba(255, 255, 255, .2); }
.field__input:focus-visible {
  outline: none;
  border-color: var(--purple);
  background: rgba(255, 255, 255, .055);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, .2);
}
.field__hint { font-size: 13px; line-height: 1.5; color: var(--muted); }
.field__error { font-size: 13.5px; font-weight: 500; line-height: 1.5; color: #ff8b90; }
.field.is-invalid .field__input { border-color: var(--danger); }
.field.is-invalid .field__input:focus-visible { box-shadow: 0 0 0 4px rgba(229, 72, 77, .2); }
.fields__row { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.phone { display: grid; grid-template-columns: minmax(0, 7.6rem) minmax(0, 1fr); gap: 8px; }   /* kode negara + nomor */
.field__select { padding: 0 10px; cursor: pointer; text-overflow: ellipsis; }
.field__select option { background: #14121c; color: #fff; }
.trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }   /* kolom jebakan bot */

.form-foot {
  display: grid;
  gap: 14px;
  margin-top: clamp(24px, 3vw, 32px);
  padding-top: clamp(22px, 2.6vw, 28px);
  border-top: 1px solid var(--p-line);
}
.form-foot small { font-size: 13px; line-height: 1.6; color: var(--muted); text-align: center; }
.form-error {
  padding: 14px 16px;
  border: 1px solid rgba(229, 72, 77, .4);
  border-radius: var(--p-r-sm);
  background: rgba(229, 72, 77, .1);
  font-size: 14.5px;
  line-height: 1.55;
  color: #ffb0b3;
}

/* 4. Ringkasan pesanan
   -------------------------------------------------------------------------- */
.sum-product { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 18px; align-items: center; }
.sum-thumb {
  position: relative;
  width: 88px;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--p-r-sm);
  border: 1px solid var(--p-line);
  background: var(--bg-night);
}
.sum-thumb img, .sum-thumb svg { width: 100%; height: 100%; object-fit: cover; display: block; }
.sum-name { font-size: 17px; font-weight: 600; line-height: 1.35; letter-spacing: -.01em; overflow-wrap: anywhere; }
.sum-cat { margin-top: 4px; font-size: 13.5px; color: var(--muted); }
.sum-stock { margin-top: 8px; }

.sum-rows { margin: clamp(20px, 2.4vw, 26px) 0 0; padding: 0; display: grid; }
.sum-rows > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 13px 0;
  border-top: 1px solid var(--p-line);
  font-size: 14.5px;
}
.sum-rows dt { color: var(--muted); flex: none; }
.sum-rows dd { margin: 0; min-width: 0; text-align: right; overflow-wrap: anywhere; color: var(--ink); }
.sum-rows .is-total { padding-top: 18px; font-size: 16px; }
.sum-rows .is-total dt { color: var(--ink); font-weight: 500; }
.sum-rows .is-total dd { font-size: 22px; font-weight: 700; letter-spacing: -.01em; }
.sum-rows .is-mono dd { font-weight: 500; letter-spacing: .02em; }
.sum-group { margin-top: 6px; }
.sum-group__title { margin: clamp(20px, 2.4vw, 26px) 0 0; font-size: 14px; font-weight: 600; color: var(--ink); }
.sum-group .sum-rows { margin-top: 8px; }
.sum-group .sum-rows > div:first-child { border-top: 0; }

.copy-inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 8px;
  padding: 3px 9px;
  border: 1px solid var(--p-line-2);
  border-radius: 99px;
  background: transparent;
  font: 500 12px Inter, system-ui, sans-serif;
  color: var(--muted);
  cursor: pointer;
  transition: color .2s, border-color .2s;
}
.copy-inline:hover { color: var(--lavender); border-color: rgba(167, 139, 250, .5); }

.stock-pill { display: inline-flex; align-items: center; gap: 7px; font-size: 13px; color: var(--ok); }
.stock-pill::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.stock-pill.is-low { color: var(--warn); }
.stock-pill.is-out { color: var(--danger); }

/* 5. Payment: status, QRIS, nominal, cara bayar
   -------------------------------------------------------------------------- */
.pay-main__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px 20px;
  flex-wrap: wrap;
  margin-bottom: clamp(22px, 2.8vw, 32px);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 14px;
  border-radius: 99px;
  border: 1px solid var(--chip-b, rgba(167, 139, 250, .4));
  background: var(--chip-bg, var(--purple-soft));
  font-size: 14px;
  font-weight: 500;
  color: var(--chip-c, var(--lavender));
}
.chip i { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.chip--wait i { animation: pulse 1.8s ease-in-out infinite; }
.chip--ok { --chip-c: var(--ok); --chip-b: rgba(70, 211, 122, .4); --chip-bg: rgba(70, 211, 122, .1); }
.chip--warn { --chip-c: var(--warn); --chip-b: rgba(255, 184, 0, .4); --chip-bg: rgba(255, 184, 0, .1); }
.chip--danger { --chip-c: #ff8b90; --chip-b: rgba(229, 72, 77, .45); --chip-bg: rgba(229, 72, 77, .1); }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

.timer { display: flex; align-items: baseline; gap: 10px; color: var(--muted); font-size: 14px; }
.timer b { font-size: 26px; font-weight: 600; letter-spacing: .02em; color: var(--ink); transition: color .3s; }
.timer[data-urgency="soon"] b { color: var(--warn); }
.timer[data-urgency="now"] b { color: #ff8b90; }

.pay-main__body {
  display: grid;
  grid-template-columns: minmax(240px, 300px) minmax(0, 1fr);
  gap: clamp(24px, 3vw, 44px);
  align-items: center;
}

/* Pelat QRIS: satu-satunya permukaan terang di halaman; batang di atasnya menyusut mengikuti sisa waktu server */
.qr { margin: 0; display: grid; gap: 14px; justify-items: center; }
.qr__plate {
  width: 100%;
  padding: 20px 20px 18px;
  border-radius: 20px;
  background: #fff;
  color: #1a1530;
  box-shadow: 0 24px 50px -30px #000;
}
.qr__bar { height: 5px; margin-bottom: 16px; border-radius: 99px; background: #ece8f7; overflow: hidden; }
.qr__bar i {
  display: block;
  height: 100%;
  width: 100%;
  border-radius: inherit;
  background: var(--violet);
  transform-origin: left;
  transition: width .25s linear, background .4s;
}
.qr__bar[data-urgency="soon"] i { background: #e39b00; }
.qr__bar[data-urgency="now"] i { background: var(--danger); }
.qr__frame { position: relative; aspect-ratio: 1; width: 100%; }
.qr__frame img { width: 100%; height: 100%; object-fit: contain; display: block; image-rendering: -webkit-optimize-contrast; }
.qr__fail {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 10px;
  padding: 12px;
  text-align: center;
  font-size: 13.5px;
  color: #4a4565;
}
.qr__fail button {
  justify-self: center;
  padding: 8px 16px;
  border: 1px solid #d9d4ea;
  border-radius: 99px;
  background: #fff;
  font: 500 13px Inter, system-ui, sans-serif;
  color: #5b21b6;
  cursor: pointer;
}
.qr__mark { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 14px; font-size: 13px; font-weight: 600; letter-spacing: .02em; color: #4a4565; }
.qr figcaption { font-size: 13.5px; line-height: 1.5; text-align: center; color: var(--muted); }

.pay-amount { display: grid; gap: 8px; min-width: 0; }
.pay-amount__label { font-size: 14px; color: var(--muted); }
.pay-amount__value {
  font-size: clamp(34px, 4.4vw, 48px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -.03em;
  color: var(--ink);
  overflow-wrap: anywhere;
}
.pay-amount__note { font-size: 14px; line-height: 1.6; color: var(--muted); max-width: 40ch; }
.pay-amount__note b { font-weight: 600; color: var(--ink); }
.pay-amount__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }

.notice {
  display: flex;
  gap: 12px;
  margin-top: clamp(22px, 2.8vw, 30px);
  padding: 14px 16px;
  border: 1px solid var(--p-line);
  border-radius: var(--p-r-sm);
  background: var(--p-surface-2);
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}
.notice svg { flex: none; width: 18px; height: 18px; margin-top: 2px; color: var(--lavender); }
.notice--warn { border-color: rgba(255, 184, 0, .35); background: rgba(255, 184, 0, .07); }
.notice--warn svg { color: var(--warn); }
.notice b { color: var(--ink); font-weight: 600; }

.howto { margin: 18px 0 0; padding: 0; list-style: none; display: grid; gap: 16px; counter-reset: step; }
.howto li { position: relative; padding-left: 40px; font-size: 14.5px; line-height: 1.6; color: var(--muted); counter-increment: step; }
.howto li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: -1px;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--purple-soft);
  border: 1px solid rgba(167, 139, 250, .35);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--lavender);
}
.howto b { font-weight: 500; color: var(--ink); }

/* 6. Hasil: sukses, kedaluwarsa, gagal
   -------------------------------------------------------------------------- */
.result-icon {
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  margin-bottom: 22px;
  border-radius: 50%;
  border: 1px solid var(--chip-b);
  background: var(--chip-bg);
  color: var(--chip-c);
}
.result-icon svg { width: 32px; height: 32px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.result-icon--ok { --chip-c: var(--ok); --chip-b: rgba(70, 211, 122, .45); --chip-bg: rgba(70, 211, 122, .1); }
.result-icon--warn { --chip-c: var(--warn); --chip-b: rgba(255, 184, 0, .45); --chip-bg: rgba(255, 184, 0, .1); }
.result-icon--danger { --chip-c: #ff8b90; --chip-b: rgba(229, 72, 77, .5); --chip-bg: rgba(229, 72, 77, .1); }
.result-icon--ok svg path { stroke-dasharray: 30; stroke-dashoffset: 30; animation: draw .6s .15s var(--ease) forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }

.result-title { font-size: clamp(26px, 3vw, 36px); font-weight: 600; line-height: 1.2; letter-spacing: -.025em; text-wrap: balance; }
.result-text { margin-top: 12px; max-width: 54ch; font-size: clamp(15px, 1.3vw, 16.5px); line-height: 1.7; color: var(--muted); }
.result-text b { color: var(--ink); font-weight: 600; }
.result-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: clamp(24px, 3vw, 34px); }

.next { margin-top: clamp(26px, 3vw, 36px); padding-top: clamp(22px, 2.6vw, 28px); border-top: 1px solid var(--p-line); }
.next h2 { font-size: 15px; font-weight: 600; }

.swap { animation: swap .5s var(--ease) both; }
@keyframes swap { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* 7. Loading, error, tombol & utilitas
   -------------------------------------------------------------------------- */
.sk { display: grid; gap: 16px; }
.sk i {
  display: block;
  height: 18px;
  border-radius: 9px;
  background: linear-gradient(90deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .11), rgba(255, 255, 255, .05));
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
}
.sk i.lg { height: 54px; border-radius: var(--p-r-sm); }
.sk i.sq { height: 260px; border-radius: 20px; }
.sk i.w60 { width: 60%; }
.sk i.w40 { width: 40%; }
@keyframes shimmer { to { background-position: -200% 0; } }

.state { display: grid; justify-items: center; gap: 12px; padding: clamp(40px, 7vw, 88px) var(--p-pad); text-align: center; }
.state .result-icon { margin-bottom: 8px; }
.state h1 { font-size: clamp(24px, 2.6vw, 32px); font-weight: 600; letter-spacing: -.02em; }
.state p { max-width: 46ch; line-height: 1.7; color: var(--muted); }
.state .result-actions { justify-content: center; }
.spinner { width: 30px; height: 30px; border-radius: 50%; border: 3px solid rgba(255, 255, 255, .14); border-top-color: var(--purple-text); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.pay .btn { height: 52px; padding: 0 26px; font-size: 15px; gap: 10px; }
.pay .btn svg { width: 18px; height: 18px; flex: none; }
.pay .btn--block { width: 100%; }
.pay .btn--soft { color: var(--lavender); border: 1px solid rgba(167, 139, 250, .35); background: var(--purple-soft); }
.pay .btn--soft:hover { border-color: rgba(167, 139, 250, .7); background: rgba(167, 139, 250, .2); }
.pay .btn--wa {
  border: 0;
  color: #04210f;
  font-weight: 600;
  background: var(--p-wa);
  box-shadow: 0 10px 28px -12px rgba(37, 211, 102, .55);
}
.pay .btn--wa:hover { transform: translateY(-1px); }
.pay .btn--sm { height: 40px; padding: 0 16px; font-size: 14px; }
.pay .btn[disabled], .pay .btn[aria-busy="true"] { opacity: .6; cursor: not-allowed; pointer-events: none; }
.pay .btn[aria-busy="true"]::after {
  content: "";
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid rgba(20, 13, 43, .3);
  border-top-color: var(--on-purple);
  animation: spin .7s linear infinite;
}

.pay a:focus-visible, .pay button:focus-visible, .pay summary:focus-visible { outline: 2px solid var(--lavender); outline-offset: 3px; border-radius: 10px; }
.pay .field__input:focus-visible { outline: none; }

/* 8. Responsif
   -------------------------------------------------------------------------- */
@media (max-width: 1040px) {
  .pay-main__body { grid-template-columns: minmax(220px, 280px) minmax(0, 1fr); }
}

@media (max-width: 920px) {
  .pay-grid { grid-template-columns: minmax(0, 1fr); }
  .pay-side { position: static; }
  .pay-grid--checkout .pay-side { order: -1; }      /* ringkasan produk tampil dulu, form sesudahnya */
  .pay-head { align-items: flex-start; }
}

@media (max-width: 640px) {
  .pay { --p-r: 18px; }
  .stepper { gap: 8px; font-size: 13px; width: 100%; }
  .stepper li:not([aria-current="step"]) span:last-child { display: none; }   /* mobile: label hanya untuk langkah aktif */
  .stepper li + li::before { width: 16px; }
  .fields__row { grid-template-columns: minmax(0, 1fr); gap: 22px; }
  .pay-main__body { grid-template-columns: minmax(0, 1fr); gap: 26px; }
  .qr { max-width: 340px; margin-inline: auto; width: 100%; }
  .pay-amount { text-align: center; justify-items: center; }
  .pay-amount__actions { justify-content: center; }
  .sum-product { grid-template-columns: 72px minmax(0, 1fr); gap: 14px; }
  .sum-thumb { width: 72px; }
  .result-actions .btn { flex: 1 1 100%; }
  .pay-main__top { flex-direction: column; align-items: flex-start; }
}

/* 10. Sistem Code: Code Redeem di halaman sukses
   Satu-satunya permukaan terang = pelat code (sama bahasanya dengan pelat QRIS di langkah bayar). Selebihnya mengikuti panel. */
.redeem { margin-top: clamp(26px, 3vw, 36px); padding-top: clamp(22px, 2.6vw, 28px); border-top: 1px solid var(--p-line); display: grid; gap: 18px; }
.redeem__top { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.redeem__title { font-size: 19px; font-weight: 600; letter-spacing: -.01em; }
.redeem__plate {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px 20px;
  flex-wrap: wrap;
  padding: clamp(18px, 2.4vw, 26px);
  border-radius: 20px;
  background: #fff;
  color: #1a1530;
  box-shadow: 0 24px 50px -30px #000;
}
.redeem__code {
  flex: 1 1 260px;
  min-width: 0;
  font: 700 clamp(20px, 3vw, 30px)/1.25 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: .06em;
  overflow-wrap: anywhere;
  user-select: all;
}
.redeem__once { display: flex; gap: 10px; margin: 0; font-size: 14px; line-height: 1.6; color: var(--muted); }
.redeem__once svg { flex: none; width: 18px; height: 18px; margin-top: 2px; color: var(--lavender); }
.redeem__once b { color: var(--ink); font-weight: 600; }
.redeem__how { padding-top: 6px; }
.redeem__how h3 { font-size: 16px; font-weight: 600; }
.redeem__nohow { margin: 12px 0 0; font-size: 14.5px; line-height: 1.7; color: var(--muted); }
.redeem__nohow b { color: var(--ink); font-weight: 600; }
.redeem__line { margin: 14px 0 0; font-size: 14px; color: var(--muted); overflow-wrap: anywhere; }
.redeem__line code { font: 600 14px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: .04em; color: var(--ink); }
.redeem--wait { gap: 0; }
.redeem--wait .notice { margin-top: 14px; }
@media (max-width: 640px) {
  .redeem__plate .btn { width: 100%; }
}

/* 9. Reduced motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .chip--wait i, .sk i, .spinner, .swap, .result-icon--ok svg path { animation: none; }
  .result-icon--ok svg path { stroke-dashoffset: 0; }
  .qr__bar i { transition: none; }
}