/* Cashier dashboard — single-price bulk sell (2026-09-30 revision).
   Tokens + components live in m3.css; this file is cashier layout only. */

.wrap { max-width: 640px; margin: 0 auto; padding: 18px 16px 32px; }

.error { color: var(--md-sys-color-error); font-family: var(--font-chrome); padding: 24px; text-align: center; }

/* ---------- login ---------- */

#login-screen {
  max-width: 340px;
  margin: 8vh auto 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 0 16px;
}

#login-screen h1 { font-size: 2.6rem; }
#login-screen .tagline { color: var(--md-sys-color-on-surface-variant); font-family: var(--font-chrome); font-size: 0.85rem; margin: 0; }

.pin-display {
  font-family: var(--font-chrome);
  font-size: 2rem;
  letter-spacing: 0.35em;
  min-height: 3rem;
  color: var(--md-sys-color-primary);
}

.pin-display.shake { animation: shake 0.4s; }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-8px); }
  75% { transform: translateX(8px); }
}

.keypad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }

.keypad button {
  font-family: var(--font-chrome);
  font-size: 1.5rem;
  font-weight: 500;
  padding: 16px 0;
  border-radius: 50%;
  aspect-ratio: 1;
  border: 1px solid var(--md-sys-color-outline);
  background: var(--md-sys-color-surface-container);
  color: var(--md-sys-color-on-surface);
  cursor: pointer;
  transition: background var(--md-sys-motion-entrance), transform var(--md-sys-motion-entrance), box-shadow var(--md-sys-motion-entrance);
}

.keypad button:hover { background: var(--hover-tint); transform: translateY(-1px); }
.keypad button:active { transform: scale(0.96); }
.keypad .btn-submit { background: var(--md-sys-color-primary); border-color: var(--md-sys-color-primary); color: var(--md-sys-color-on-primary); }
.keypad .btn-submit:hover { background: var(--md-sys-color-primary-hover); }
.keypad .btn-backspace { font-size: 1.2rem; }

/* ---------- main screen ---------- */

header.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

header.bar h2 { font-size: 1.5rem; }

header.bar .who { display: flex; align-items: center; gap: 10px; min-width: 0; }
header.bar .who .venue { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* sell panel */

.sell-panel { display: flex; flex-direction: column; gap: 16px; padding: 22px; border-radius: var(--md-sys-shape-corner-extra-large); }

.price-line { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.price-line .unit { font-family: var(--font-display); font-size: 1.35rem; font-weight: 700; }
.price-line .unit-label { font-family: var(--font-chrome); font-size: 0.7rem; letter-spacing: 1px; text-transform: uppercase; color: var(--md-sys-color-on-surface-variant); }

.qty-row { display: flex; align-items: center; gap: 10px; }

.qty-row .stepper {
  display: flex;
  align-items: center;
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-corner-full);
  overflow: hidden;
  background: var(--md-sys-color-surface-variant);
}

.qty-row .stepper button {
  font-family: var(--font-chrome);
  font-size: 1.1rem;
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  color: var(--md-sys-color-on-surface);
  cursor: pointer;
}

.qty-row .stepper button:hover { background: var(--hover-tint); }
.qty-row .stepper input {
  width: 56px;
  height: 44px;
  border: none;
  border-left: 1px solid var(--md-sys-color-outline-variant);
  border-right: 1px solid var(--md-sys-color-outline-variant);
  border-radius: 0;
  background: transparent;
  text-align: center;
  font-size: 1.1rem;
  font-weight: 600;
  -moz-appearance: textfield;
  appearance: textfield;
}
.qty-row .stepper input::-webkit-outer-spin-button,
.qty-row .stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.presets { display: flex; gap: 8px; flex-wrap: wrap; }

.presets .preset {
  font-family: var(--font-chrome);
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--md-sys-shape-corner-full);
  border: 1px solid var(--md-sys-color-outline);
  background: transparent;
  color: var(--md-sys-color-on-surface-variant);
  cursor: pointer;
  transition: background var(--md-sys-motion-entrance), border-color var(--md-sys-motion-entrance), color var(--md-sys-motion-entrance);
}

.presets .preset:hover { background: var(--hover-tint); border-color: var(--md-sys-color-secondary); }
.presets .preset.selected { background: var(--md-sys-color-primary-container); border-color: transparent; color: var(--md-sys-color-on-primary-container); }

.total-line { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding-top: 4px; }
.total-line .label { font-family: var(--font-chrome); font-size: 0.7rem; letter-spacing: 1px; text-transform: uppercase; color: var(--md-sys-color-on-surface-variant); }
.total-line .amount { font-family: var(--font-display); font-size: 2rem; font-weight: 700; }

#generate-btn { width: 100%; padding: 16px 0; font-size: 1rem; border-radius: var(--md-sys-shape-corner-extra-large); }

/* batch print anchor — the newest card of the most recent batch carries the
   multi-code print button (gold tonal), set apart with a gold border */
.code-card.anchor { border-color: var(--md-sys-color-primary); }
.code-card.anchor .print-btn { width: 100%; }

/* ---------- codes section — pinned at top, the cashier's primary view ---------- */

#codes-section {
  position: sticky;
  top: 0;
  z-index: 10;
  /* full-bleed within .wrap so scrolled content never peeks past the pinned panel */
  margin: 0 -16px 14px;
  padding: 2px 16px 12px;
  background: var(--md-sys-color-background);
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

#codes-section .carousel-head { margin: 6px 0 10px; }

.carousel-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }

.carousel-nav { display: flex; gap: 8px; }
.carousel-nav .btn {
  width: 44px;
  height: 44px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  line-height: 1;
}

/* Desktop: horizontal window, neighbors half-previewed, arrows navigate + drag to swipe. */
#code-carousel {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 10px calc(50% - 105px) 14px;
  scrollbar-width: none;
  border-radius: var(--md-sys-shape-corner-large);
  cursor: grab;
}
#code-carousel.dragging {
  cursor: grabbing;
  scroll-snap-type: none;
  user-select: none;
}
#code-carousel.dragging .code-card { pointer-events: none; }
#code-carousel::-webkit-scrollbar { display: none; }

.code-card {
  flex: 0 0 210px;
  scroll-snap-align: center;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 16px;
  transition: transform var(--md-sys-motion-entrance), border-color var(--md-sys-motion-entrance);
}

.code-card .code-num { font-family: ui-monospace, monospace; font-size: 1.5rem; font-weight: 700; color: var(--md-sys-color-primary); letter-spacing: 0.06em; }
.code-card .code-meta { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.code-card .code-time { font-family: var(--font-chrome); font-size: 0.68rem; color: var(--md-sys-color-on-surface-variant); }
.code-card .print-btn { padding: 5px 12px; font-size: 0.7rem; }

.code-card.dim { opacity: 0.55; }

.carousel-empty {
  color: var(--md-sys-color-on-surface-variant);
  font-family: var(--font-chrome);
  font-size: 0.85rem;
  padding: 18px;
  text-align: center;
}

/* Mobile (≤ 768px): vertical tap/scroll list, compact staff-phone sizing throughout. */
@media (max-width: 768px) {
  .wrap { padding: 10px 12px 24px; }

  /* Login fits the visual viewport: centered in the URL-bar-aware height (svh), and the
     keypad drops the desktop circles for fixed-height pills — square buttons off a 280px
     grid were ~87px tall each, pushing the bottom row (⌫ 0 ✓) below the fold. */
  #login-screen {
    margin: 0 auto;
    min-height: 100vh;
    min-height: 100svh;
    justify-content: center;
    gap: 12px;
  }
  #login-screen h1 { font-size: 2rem; }
  .pin-display { font-size: 1.6rem; min-height: 2.4rem; }
  .keypad { gap: 10px; width: 100%; max-width: 280px; margin: 0 auto; }
  .keypad button { font-size: 1.25rem; aspect-ratio: auto; height: 60px; border-radius: 30px; padding: 0; }

  header.bar { margin-bottom: 12px; }
  header.bar h2 { font-size: 1.15rem; }

  #codes-section { margin: 0 -12px 12px; padding: 2px 12px 10px; }
  #codes-section .carousel-head { margin: 4px 0 8px; }
  .carousel-nav .btn { width: 36px; height: 36px; font-size: 1.1rem; }

  #code-carousel {
    flex-direction: column;
    overflow-y: auto;
    scroll-snap-type: y mandatory;
    max-height: 34vh;
    padding: 6px;
    cursor: default;
  }
  .code-card { flex: 0 0 auto; scroll-snap-align: center; padding: 10px 12px; gap: 6px; }
  .code-card .code-num { font-size: 1.05rem; }
  .code-card .code-time { font-size: 0.62rem; }
  .pill { font-size: 0.62rem; padding: 2px 10px; }
  .code-card .print-btn { padding: 5px 10px; font-size: 0.66rem; }
  .carousel-nav { display: none; }

  .sell-panel { padding: 14px; gap: 12px; border-radius: 16px; }
  .price-line .unit { font-size: 1.05rem; }
  .price-line .unit-label { font-size: 0.62rem; }
  .qty-row { flex-wrap: wrap; gap: 8px; }
  .qty-row .stepper button { width: 38px; height: 40px; font-size: 1rem; }
  .qty-row .stepper input { width: 46px; height: 40px; font-size: 1rem; }
  .presets { gap: 6px; }
  .presets .preset { padding: 7px 14px; font-size: 0.78rem; }
  .total-line .amount { font-size: 1.45rem; }
  #generate-btn { padding: 13px 0; font-size: 0.92rem; }

  .stat-grid { grid-template-columns: repeat(4, 1fr); gap: 6px; }
  .stat { padding: 8px 10px; border-radius: 10px; }
  .stat-value { font-size: 1.15rem; }
  .stat-label { font-size: 0.54rem; letter-spacing: 0.5px; }

  #print-note { font-size: 0.66rem; }
  #print-note summary { cursor: pointer; font-weight: 600; }
}

/* ---------- summary footer ---------- */

#summary-bar { margin-top: 26px; }

/* ---------- toast ---------- */

#toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(20px);
  opacity: 0;
  font-family: var(--font-chrome);
  font-size: 0.85rem;
  padding: 10px 20px;
  border-radius: var(--md-sys-shape-corner-full);
  background: var(--md-sys-color-surface-container-highest);
  color: var(--md-sys-color-on-surface);
  border: 1px solid var(--md-sys-color-outline);
  box-shadow: var(--md-sys-elevation-3);
  pointer-events: none;
  transition: opacity var(--md-sys-motion-entrance), transform var(--md-sys-motion-entrance);
  max-width: 90vw;
  text-align: center;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
#toast.error { border-color: var(--md-sys-color-error); color: var(--md-sys-color-error); }

.hidden { display: none !important; }