/* ==========================================================================
   Pepsi order UI — component layer
   Depends on tokens.css. Prefix: .pds-  ·  state classes: .is-*
   ========================================================================== */

/* --- base ---------------------------------------------------------------- */

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

body.pds-body {
  margin: 0;
  background: var(--pds-bg);
  color: var(--pds-text);
  font-family: var(--pds-font);
  font-size: var(--pds-fs-base);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

.pds-body a { color: var(--pds-blue); text-decoration: none; }
.pds-body a:hover { color: var(--pds-blue-700); text-decoration: underline; text-underline-offset: 2px; }

:where(.pds-body) :focus-visible {
  outline: var(--pds-focus-ring);
  outline-offset: var(--pds-focus-offset);
  border-radius: var(--pds-radius-sm);
}

::selection { background: var(--pds-blue-200); }

.pds-num { font-variant-numeric: tabular-nums; }
.pds-truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pds-visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}

/* --- page scaffold ------------------------------------------------------- */

.pds-page {
  min-height: 100vh;
  padding: var(--pds-space-7) var(--pds-space-7) 120px;
}
.pds-page__inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--pds-space-6);
}
.pds-page__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--pds-space-7);
  flex-wrap: wrap;
}
.pds-page__headings { display: flex; flex-direction: column; gap: var(--pds-space-2); }
.pds-page__title {
  display: flex; align-items: center; gap: var(--pds-space-4);
  margin: 0;
  font-size: var(--pds-fs-2xl);
  font-weight: var(--pds-fw-medium);
  letter-spacing: -0.02em;
}
.pds-page__lede { margin: 0; font-size: var(--pds-fs-md); color: var(--pds-text-muted); max-width: 68ch; }

/* brand mark: half blue, half red */
.pds-brandbar {
  flex: none;
  width: 34px; height: 4px;
  border-radius: var(--pds-radius-pill);
  background: linear-gradient(to right, var(--pds-blue-600) 0 50%, var(--pds-red) 50% 100%);
}

.pds-breadcrumb { font-size: var(--pds-fs-sm); color: var(--pds-text-subtle); white-space: nowrap; }
.pds-breadcrumb__sep { padding: 0 var(--pds-space-3); }

/* two-column order layout: list leads, picker follows */
.pds-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: var(--pds-space-6);
  align-items: start;
}
@media (max-width: 900px) {
  .pds-layout { grid-template-columns: minmax(0, 1fr); }
  .pds-page { padding: var(--pds-space-5) var(--pds-space-4) 140px; }
}

/* --- card ---------------------------------------------------------------- */

.pds-card {
  background: var(--pds-surface);
  border-radius: var(--pds-radius-lg);
  box-shadow: var(--pds-shadow-sm);
  overflow: hidden;
}
.pds-card--raised { box-shadow: var(--pds-shadow-md); }
.pds-card__head {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--pds-space-4);
  padding: var(--pds-space-5) var(--pds-space-5) var(--pds-space-4);
}
.pds-card__titlegroup { display: flex; align-items: baseline; gap: var(--pds-space-4); min-width: 0; }
.pds-card__title { margin: 0; font-size: var(--pds-fs-lg); font-weight: var(--pds-fw-medium); }
.pds-card__meta { font-size: var(--pds-fs-sm); color: var(--pds-text-subtle); }
.pds-card__body { padding: var(--pds-space-5); display: flex; flex-direction: column; gap: var(--pds-space-4); }
.pds-card__rule { height: 1px; background: var(--pds-border); }

.pds-empty {
  padding: var(--pds-space-8) var(--pds-space-5);
  text-align: center;
  font-size: var(--pds-fs-md);
  color: var(--pds-text-subtle);
}

/* --- buttons ------------------------------------------------------------- */

.pds-btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--pds-space-3);
  height: var(--pds-control-h);
  padding: 0 var(--pds-space-5);
  border: 1px solid transparent;
  border-radius: var(--pds-radius-md);
  background: transparent;
  font: inherit;
  font-size: var(--pds-fs-base);
  font-weight: var(--pds-fw-medium);
  color: var(--pds-text);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--pds-transition), border-color var(--pds-transition), color var(--pds-transition);
}
.pds-btn:disabled { opacity: 0.45; pointer-events: none; }

.pds-btn--primary { background: var(--pds-blue-600); border-color: var(--pds-blue-600); color: var(--pds-white); }
.pds-btn--primary:hover { background: var(--pds-blue-700); border-color: var(--pds-blue-700); }
.pds-btn--primary:active { background: var(--pds-blue-800); border-color: var(--pds-blue-800); }

.pds-btn--secondary { border-color: var(--pds-blue-600); color: var(--pds-blue-700); }
.pds-btn--secondary:hover { background: var(--pds-blue-100); }
.pds-btn--secondary:active { background: var(--pds-blue-200); }

.pds-btn--ghost { color: var(--pds-blue-700); padding-inline: var(--pds-space-3); }
.pds-btn--ghost:hover { background: var(--pds-blue-100); }
.pds-btn--ghost:active { background: var(--pds-blue-200); }

.pds-btn--danger { color: var(--pds-red); padding-inline: var(--pds-space-3); }
.pds-btn--danger:hover { background: var(--pds-red-100); }
.pds-btn--danger:active { background: var(--pds-red-200); }

.pds-btn--sm { height: var(--pds-control-h-sm); padding: 0 var(--pds-space-4); font-size: var(--pds-fs-sm); }
.pds-btn--block { width: 100%; }

/* quiet square icon button — the destructive row action */
.pds-iconbtn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px;
  border: 0; border-radius: var(--pds-radius-sm);
  background: transparent;
  color: var(--pds-text-subtle);
  font: inherit; font-size: var(--pds-fs-base); line-height: 1;
  cursor: pointer;
  transition: background var(--pds-transition), color var(--pds-transition);
}
.pds-iconbtn:hover { background: var(--pds-red-100); color: var(--pds-red); }
.pds-iconbtn:active { background: var(--pds-red-200); }

/* --- form controls ------------------------------------------------------- */

.pds-field { display: flex; flex-direction: column; gap: var(--pds-space-2); min-width: 0; }
.pds-label {
  font-size: var(--pds-fs-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--pds-text-subtle);
}

.pds-input,
.pds-select {
  width: 100%;
  height: var(--pds-control-h);
  padding: 0 var(--pds-space-4);
  border: 1px solid var(--pds-border);
  border-radius: var(--pds-radius-md);
  background: var(--pds-surface);
  color: var(--pds-text);
  font: inherit;
  font-size: var(--pds-fs-md);
  caret-color: var(--pds-blue);
  transition: border-color var(--pds-transition), box-shadow var(--pds-transition);
}
.pds-input::placeholder { color: var(--pds-text-subtle); }
.pds-input:hover, .pds-select:hover { border-color: var(--pds-border-strong); }
.pds-input:focus, .pds-select:focus {
  outline: none;
  border-color: var(--pds-blue);
  box-shadow: 0 0 0 3px var(--pds-blue-100);
}
.pds-select--bare { border-color: transparent; background: transparent; padding-left: 0; }

/* category filter chips */
.pds-chips { display: flex; flex-wrap: wrap; gap: var(--pds-space-2); }
.pds-chip {
  display: inline-flex; align-items: center;
  height: 26px;
  padding: 0 var(--pds-space-4);
  border: 1px solid var(--pds-border);
  border-radius: var(--pds-radius-pill);
  background: transparent;
  color: var(--pds-text-muted);
  font: inherit; font-size: var(--pds-fs-xs);
  cursor: pointer;
  transition: background var(--pds-transition), border-color var(--pds-transition), color var(--pds-transition);
}
.pds-chip:hover { border-color: var(--pds-blue-400); color: var(--pds-text); }
.pds-chip.is-active {
  background: var(--pds-blue-600);
  border-color: var(--pds-blue-600);
  color: var(--pds-white);
}

/* --- quantity stepper ---------------------------------------------------- */

.pds-stepper {
  display: inline-flex; align-items: center;
  height: var(--pds-control-h-sm);
  border: 1px solid var(--pds-border);
  border-radius: var(--pds-radius-md);
  overflow: hidden;
  background: var(--pds-surface);
}
.pds-stepper__btn {
  width: 30px; height: 100%;
  border: 0; background: transparent;
  color: var(--pds-text);
  font: inherit; font-size: var(--pds-fs-lg); line-height: 1;
  cursor: pointer;
  transition: background var(--pds-transition), color var(--pds-transition);
}
.pds-stepper__btn:hover { background: var(--pds-blue-100); color: var(--pds-blue-700); }
.pds-stepper__btn:active { background: var(--pds-blue-200); }
.pds-stepper__input {
  width: 44px; min-width: 0; height: 100%;
  border: 0; background: transparent;
  color: var(--pds-text);
  font: inherit; font-size: var(--pds-fs-md);
  text-align: center;
  font-variant-numeric: tabular-nums;
  -moz-appearance: textfield;
}
.pds-stepper__input::-webkit-outer-spin-button,
.pds-stepper__input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.pds-stepper__input:focus { outline: none; background: var(--pds-blue-100); }
.pds-stepper__value {
  min-width: 26px; text-align: center;
  font-size: var(--pds-fs-md); font-variant-numeric: tabular-nums;
}
.pds-stepper--compact { height: 28px; }
.pds-stepper--compact .pds-stepper__btn { width: 26px; font-size: var(--pds-fs-base); }

/* --- product shot -------------------------------------------------------- */

.pds-thumb {
  flex: none;
  width: var(--pds-thumb-size);
  height: var(--pds-thumb-size);
  border-radius: var(--pds-radius-sm);
  background: var(--pds-surface-sunk);
  overflow: hidden;
}
.pds-thumb__img { width: 100%; height: 100%; object-fit: contain; display: block; }

/* --- line item (the order list) ------------------------------------------ */

.pds-lines { display: flex; flex-direction: column; }

.pds-line {
  display: grid;
  grid-template-columns: var(--pds-thumb-size) minmax(0, 1fr) auto auto 28px;
  align-items: center;
  gap: var(--pds-space-4);
  padding: var(--pds-space-3) var(--pds-space-5);
  border-bottom: 1px solid var(--pds-border);
  transition: background var(--pds-transition);
}
.pds-line:last-child { border-bottom: 0; }
.pds-line:hover { background: var(--pds-blue-100); }
.pds-line__info { min-width: 0; display: flex; flex-direction: column; gap: var(--pds-space-1); }
.pds-line__name { font-size: var(--pds-fs-base); font-weight: var(--pds-fw-medium); }
.pds-line__math { font-size: var(--pds-fs-sm); color: var(--pds-text-subtle); }
.pds-line__total {
  min-width: 92px; text-align: right;
  font-size: var(--pds-fs-base); font-weight: var(--pds-fw-medium);
  font-variant-numeric: tabular-nums;
}

@media (max-width: 560px) {
  .pds-line {
    grid-template-columns: var(--pds-thumb-size) minmax(0, 1fr) 28px;
    row-gap: var(--pds-space-3);
  }
  .pds-line__stepper { grid-column: 2; }
  .pds-line__total { grid-column: 3 / -1; min-width: 0; }
}

/* --- product row (the picker) -------------------------------------------- */

.pds-picker {
  position: sticky;
  top: var(--pds-space-7);
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 160px);
}
@media (max-width: 900px) {
  .pds-picker { position: static; max-height: none; }
}
.pds-picker__head { padding: var(--pds-space-5) var(--pds-space-5) var(--pds-space-4); display: flex; flex-direction: column; gap: var(--pds-space-4); }
.pds-picker__results { overflow-y: auto; flex: 1; }

.pds-product {
  display: grid;
  grid-template-columns: var(--pds-thumb-size) minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--pds-space-4);
  padding: var(--pds-space-3) var(--pds-space-5);
  border-bottom: 1px solid var(--pds-border);
}
.pds-product:last-child { border-bottom: 0; }
.pds-product:hover { background: var(--pds-blue-100); }
.pds-product__info { min-width: 0; display: flex; flex-direction: column; gap: var(--pds-space-1); }
.pds-product__name { font-size: var(--pds-fs-md); font-weight: var(--pds-fw-medium); }
.pds-product__meta { font-size: var(--pds-fs-xs); color: var(--pds-text-subtle); }

/* --- sticky action bar --------------------------------------------------- */

.pds-actionbar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  box-shadow: var(--pds-shadow-bar);
}
.pds-actionbar__band {
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(to right, var(--pds-blue-600) 0 50%, var(--pds-red) 50% 100%);
}
.pds-actionbar__inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: var(--pds-space-4) var(--pds-space-7) var(--pds-space-4);
  display: flex;
  align-items: center;
  gap: var(--pds-space-6);
  flex-wrap: wrap;
}
.pds-actionbar__total { font-size: var(--pds-fs-xl); font-weight: var(--pds-fw-medium); font-variant-numeric: tabular-nums; }
.pds-actionbar__divider { width: 1px; height: 34px; background: var(--pds-border); }
.pds-actionbar__spacer { flex: 1; }
.pds-actionbar__count { font-size: var(--pds-fs-sm); color: var(--pds-text-subtle); }
@media (max-width: 560px) {
  .pds-actionbar__divider, .pds-actionbar__count { display: none; }
  .pds-actionbar__inner { gap: var(--pds-space-4); padding-inline: var(--pds-space-4); }
  .pds-actionbar .pds-btn--primary { flex: 1; }
}

/* coarse pointers get real tap targets */
@media (pointer: coarse) {
  .pds-iconbtn, .pds-stepper__btn { min-width: var(--pds-tap-min); min-height: var(--pds-tap-min); }
  .pds-stepper, .pds-stepper--compact { height: var(--pds-tap-min); }
  .pds-chip { height: 34px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 0.01ms !important; }
}