/* Card-Pricer V2 vendor — component primitives.
   Every primitive consumes the tokens from tokens.css. No raw hex codes,
   no gradients on buttons, no rounded-2xl, no glass outside scrim modals. */

/* ============================================================
   LAYOUT
   ============================================================ */

#app {
  max-width: 540px;
  margin: 0 auto;
  padding: var(--p-3);
  padding-bottom: 96px; /* leave room for sheet handle / install nudge */
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--p-3) var(--p-1);
  border-bottom: 1px solid var(--hairline);
  margin-bottom: var(--p-3);
}

.header h1 {
  margin: 0;
  font-family: var(--ff-display);
  font-style: italic;
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--paper-100);
}

.header h1 .accent { color: var(--accent); }

.header-actions {
  display: flex;
  gap: var(--p-2);
}

/* ============================================================
   TABS
   ============================================================ */

.tabs {
  display: flex;
  gap: var(--p-3);
  border-bottom: 1px solid var(--hairline);
  margin-bottom: var(--p-3);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.tab {
  font-family: var(--ff-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--paper-300);
  padding: var(--p-2) 0;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.tab:hover { color: var(--paper-200); }

.tab.active {
  color: var(--paper-100);
  border-bottom-color: var(--accent);
}

/* ============================================================
   SESSION STRIP
   ============================================================ */

.session-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--p-2);
  padding: var(--p-3);
  background: var(--ink-200);
  border: 1px solid var(--hairline);
  border-radius: var(--r-2);
  margin-bottom: var(--p-3);
}

.session-strip .stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--p-1);
}

.session-strip .stat-val {
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  font-size: 18px;
  font-weight: 500;
  color: var(--paper-100);
}

.session-strip .stat.spent .stat-val { color: var(--down); }
.session-strip .stat.profit .stat-val { color: var(--up); }
.session-strip .stat-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--paper-400);
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  appearance: none;
  border: 1px solid var(--hairline);
  background: var(--ink-200);
  color: var(--paper-100);
  font-family: var(--ff-ui);
  font-size: 13px;
  font-weight: 600;
  padding: var(--p-2) var(--p-3);
  border-radius: var(--r-2);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--p-2);
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
  user-select: none;
}

.btn:hover { background: var(--ink-300); }
.btn:active { transform: scale(0.96); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--ink-100);
}

.btn.primary:hover { background: var(--accent-soft); }

.btn.secondary {
  background: var(--ink-300);
}

.btn.ghost {
  background: transparent;
  border-color: transparent;
  color: var(--paper-200);
}

.btn.ghost:hover {
  background: var(--ink-200);
  color: var(--paper-100);
}

.btn.danger { color: var(--down); }
.btn.success { color: var(--up); }

.btn-row {
  display: flex;
  gap: var(--p-2);
  flex-wrap: wrap;
  margin-bottom: var(--p-2);
}

.btn-row .btn { flex: 1; justify-content: center; min-width: 80px; }

/* ============================================================
   CARDS / SURFACES
   ============================================================ */

.surface {
  background: var(--ink-200);
  border: 1px solid var(--hairline);
  border-radius: var(--r-2);
  padding: var(--p-3);
}

.setting-group {
  background: var(--ink-200);
  border: 1px solid var(--hairline);
  border-radius: var(--r-2);
  padding: var(--p-3);
  margin-bottom: var(--p-3);
}

.setting-group h3 {
  margin: 0 0 var(--p-3);
  font-family: var(--ff-ui);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--paper-300);
}

.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--p-2);
  padding: var(--p-2) 0;
  border-top: 1px solid var(--hairline);
}

.setting-row:first-of-type { border-top: 0; padding-top: 0; }

.setting-label {
  font-size: 13px;
  color: var(--paper-200);
}

.setting-value, .setting-row .figure {
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--paper-100);
}

/* ============================================================
   INPUTS
   ============================================================ */

input, select, textarea {
  font-family: var(--ff-ui);
  font-size: 13px;
  color: var(--paper-100);
  background: var(--ink-300);
  border: 1px solid var(--hairline);
  border-radius: var(--r-2);
  padding: var(--p-2) var(--p-3);
  outline: none;
  transition: border-color var(--t-fast) var(--ease);
}

input[type="number"], .figure-input { font-family: var(--ff-mono); font-variant-numeric: tabular-nums; }

input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
}

textarea { min-height: 96px; resize: vertical; line-height: 1.5; }

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  background: transparent;
  padding: 0;
  border: 0;
}

input[type="range"]::-webkit-slider-runnable-track {
  height: 2px;
  background: var(--hairline);
  border-radius: 1px;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: -6px;
  cursor: pointer;
}

input[type="range"]::-moz-range-track {
  height: 2px;
  background: var(--hairline);
  border-radius: 1px;
}

input[type="range"]::-moz-range-thumb {
  width: 14px; height: 14px;
  border-radius: 50%; background: var(--accent); border: 0; cursor: pointer;
}

/* ============================================================
   BADGES
   ============================================================ */

.data-badge {
  font-family: var(--ff-mono);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  background: var(--ink-300);
  color: var(--paper-200);
  border-radius: var(--r-1);
  padding: 2px 6px;
  border: 1px solid var(--hairline);
}

.status-badge {
  font-family: var(--ff-ui);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--r-1);
  padding: 2px 6px;
}

.status-badge.up    { background: var(--up-soft); color: var(--up); }
.status-badge.down  { background: var(--down-soft); color: var(--down); }
.status-badge.rare  { background: var(--rare-soft); color: var(--rare); }
.status-badge.live  { background: var(--accent-mute); color: var(--accent); }
.status-badge.muted { background: var(--ink-300); color: var(--paper-300); }

/* ============================================================
   TABLES
   ============================================================ */

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

table thead th {
  font-family: var(--ff-ui);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--paper-300);
  text-align: left;
  padding: var(--p-2) var(--p-3);
  border-bottom: 1px solid var(--hairline);
}

table tbody td {
  padding: var(--p-2) var(--p-3);
  border-bottom: 1px solid var(--hairline);
  height: 32px;
  color: var(--paper-100);
}

table tbody td.figure,
table tbody td.num {
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

/* ============================================================
   MODALS
   ============================================================ */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: var(--p-3);
}

.modal {
  background: var(--ink-200);
  border: 1px solid var(--hairline);
  border-radius: var(--r-3);
  padding: var(--p-5);
  width: 100%;
  max-width: 460px;
  max-height: 92vh;
  overflow: auto;
}

.modal h2 {
  margin: 0 0 var(--p-3);
  font-family: var(--ff-display);
  font-style: italic;
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.01em;
}

/* Auth overlay — keeps the V1 contract that showAuthOverlay/hideAuthOverlay
   toggle .hidden on #authOverlay. */
.auth-tabs {
  display: flex;
  gap: 0;
  margin-bottom: var(--p-3);
  border-bottom: 1px solid var(--hairline);
}

.auth-tab {
  appearance: none;
  border: 0;
  background: transparent;
  font-family: var(--ff-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--paper-300);
  padding: var(--p-2) var(--p-3);
  cursor: pointer;
  border-bottom: 2px solid transparent;
}

.auth-tab.active { color: var(--paper-100); border-bottom-color: var(--accent); }

.auth-field { display: flex; flex-direction: column; gap: 4px; margin-bottom: var(--p-2); }

.auth-field label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--paper-300);
}

.auth-submit {
  width: 100%;
  background: var(--accent);
  color: var(--ink-100);
  border: 0;
  border-radius: var(--r-2);
  padding: var(--p-3);
  font-family: var(--ff-ui);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  margin-top: var(--p-2);
}

.auth-submit:disabled { opacity: 0.5; cursor: not-allowed; }
.auth-error { font-size: 12px; color: var(--down); min-height: 14px; margin-top: var(--p-2); }
.auth-ok { font-size: 12px; color: var(--up); margin-top: var(--p-2); }
.auth-footer { font-size: 11px; color: var(--paper-400); margin-top: var(--p-3); line-height: 1.5; }

/* ============================================================
   RESULT SHEET (the signature surface)
   ============================================================ */

.result-sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--ink-200);
  border-top-left-radius: var(--r-3);
  border-top-right-radius: var(--r-3);
  border-top: 1px solid var(--hairline);
  padding: var(--p-3) var(--p-3) var(--p-5);
  transform: translateY(100%);
  transition: transform var(--t-mid) var(--ease);
  z-index: 80;
  max-height: 88vh;
  overflow-y: auto;
}

.result-sheet.open { transform: translateY(0); }

.sheet-handle {
  width: 40px;
  height: 4px;
  border-radius: 2px;
  background: var(--hairline);
  margin: 0 auto var(--p-3);
}

.sheet-card-name {
  position: relative;
  font-family: var(--ff-display);
  font-style: italic;
  font-weight: 600;
  font-size: 28px;
  letter-spacing: -0.01em;
  color: var(--paper-100);
  line-height: 1.15;
  display: inline-block;
}

/* The signature moment: 1px amber hairline reveals left-to-right under the
   card name on sheet open. Reduced motion → static hairline. */
.sheet-card-name::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  animation: hairlineReveal var(--t-mid) var(--ease) forwards;
}

@keyframes hairlineReveal {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

@media (prefers-reduced-motion: reduce) {
  .sheet-card-name::after { animation: none; transform: scaleX(1); }
  .result-sheet { transition: none; }
}

.sheet-card-meta {
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  color: var(--paper-300);
  margin-top: var(--p-2);
}

.sheet-prices {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--p-2);
  margin: var(--p-3) 0;
}

.sheet-price {
  background: var(--ink-300);
  border: 1px solid var(--hairline);
  border-radius: var(--r-2);
  padding: var(--p-3);
}

.sheet-price-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--paper-300);
  margin-bottom: 4px;
}

.sheet-price-val {
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  font-size: 22px;
  font-weight: 500;
  color: var(--paper-100);
}

.sheet-price.buy .sheet-price-val { color: var(--accent-soft); }
.sheet-price.sell .sheet-price-val { color: var(--up); }

.sheet-actions {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--p-2);
  margin-top: var(--p-3);
}

.sheet-action {
  appearance: none;
  border: 1px solid var(--hairline);
  background: var(--ink-300);
  color: var(--paper-100);
  font-family: var(--ff-ui);
  font-size: 13px;
  font-weight: 600;
  padding: var(--p-3);
  border-radius: var(--r-2);
  cursor: pointer;
}

.sheet-action.bought { background: var(--up-soft); border-color: var(--up); color: var(--up); }
.sheet-action.passed { background: var(--down-soft); border-color: var(--down); color: var(--down); }

/* ============================================================
   SKELETONS
   ============================================================ */

.skeleton {
  background: linear-gradient(90deg, var(--ink-300) 0%, var(--ink-200) 50%, var(--ink-300) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
  border-radius: var(--r-1);
}

.skel-line { height: 12px; margin: var(--p-1) 0; }

@keyframes shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

@media (prefers-reduced-motion: reduce) {
  .skeleton { animation: none; }
}

/* ============================================================
   EMPTY STATES
   ============================================================ */

.empty-state {
  text-align: center;
  padding: var(--p-5) var(--p-3);
  border: 1px dashed var(--hairline);
  border-radius: var(--r-2);
  color: var(--paper-300);
}

.empty-state h4 {
  margin: 0 0 var(--p-2);
  font-family: var(--ff-display);
  font-style: italic;
  font-weight: 500;
  font-size: 18px;
  color: var(--paper-100);
}

.empty-state p { font-size: 12px; margin: var(--p-1) 0; }

/* ============================================================
   BULK GRID
   ============================================================ */

.bulk-drop {
  border: 1px dashed var(--hairline);
  border-radius: var(--r-2);
  padding: var(--p-5) var(--p-3);
  text-align: center;
  color: var(--paper-300);
  cursor: pointer;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.bulk-drop:hover { border-color: var(--accent); color: var(--paper-100); }
.bulk-drop strong { display: block; color: var(--paper-100); margin: var(--p-2) 0 4px; font-size: 14px; }
.bulk-drop .hint { font-size: 11px; }

.bulk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
  gap: var(--p-2);
  margin-top: var(--p-3);
}

.bulk-tile {
  position: relative;
  aspect-ratio: 5 / 7;
  background-color: var(--ink-300);
  background-size: cover;
  background-position: center;
  border-radius: var(--r-1);
  border: 1px solid var(--hairline);
  overflow: hidden;
}

.bulk-tile.processing { outline: 1px solid var(--accent); }
.bulk-tile.done       { outline: 1px solid var(--up); }
.bulk-tile.error      { outline: 1px solid var(--down); }

.bulk-status {
  position: absolute;
  left: 4px;
  bottom: 4px;
  background: rgba(0, 0, 0, 0.7);
  color: var(--paper-100);
  font-family: var(--ff-mono);
  font-size: 10px;
  padding: 1px 4px;
  border-radius: var(--r-1);
}

.bulk-progress {
  height: 4px;
  background: var(--hairline);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: var(--p-2);
}

.bulk-progress-bar {
  height: 100%;
  width: 0%;
  background: var(--accent);
  transition: width var(--t-mid) var(--ease);
}

/* ============================================================
   SLIDERS / SESSION CONTROLS
   ============================================================ */

.slider-row {
  display: grid;
  grid-template-columns: 80px 1fr 96px;
  gap: var(--p-2);
  align-items: center;
  padding: var(--p-2) 0;
}

.slider-row .label-text {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.slider-row.cash .label-text { color: var(--accent-soft); }
.slider-row.credit .label-text { color: var(--up); }

.slider-row .figure { text-align: right; }

.session-pills { display: flex; flex-wrap: wrap; gap: var(--p-1); }

.session-pill {
  font-family: var(--ff-ui);
  font-size: 12px;
  background: var(--ink-300);
  border: 1px solid var(--hairline);
  color: var(--paper-200);
  border-radius: var(--r-1);
  padding: 2px 8px;
  cursor: pointer;
}

.session-pill.active { border-color: var(--accent); color: var(--paper-100); }

.session-log-row {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: var(--p-2);
  align-items: center;
  padding: var(--p-2);
  border-bottom: 1px solid var(--hairline);
}

.session-log-row .thumb {
  width: 48px;
  aspect-ratio: 5 / 7;
  border-radius: var(--r-1);
  background-size: cover;
  background-position: center;
  background-color: var(--ink-300);
}

.session-log-row .name { font-family: var(--ff-display); font-style: italic; font-weight: 500; font-size: 14px; color: var(--paper-100); }
.session-log-row .meta { font-family: var(--ff-mono); font-variant-numeric: tabular-nums; font-size: 11px; color: var(--paper-300); margin-top: 2px; }
.session-log-row .price { font-family: var(--ff-mono); font-variant-numeric: tabular-nums; font-size: 14px; color: var(--paper-100); text-align: right; }

/* ============================================================
   CANDIDATES PICKER (when verifyPokemon returns moderate confidence)
   ============================================================ */

.candidates {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: var(--p-2);
  padding: var(--p-2) 0;
}

.candidate {
  border: 1px solid var(--hairline);
  border-radius: var(--r-2);
  padding: var(--p-2);
  cursor: pointer;
  background: var(--ink-300);
  transition: border-color var(--t-fast) var(--ease);
  text-align: left;
}

.candidate:hover { border-color: var(--accent); }

.candidate img {
  display: block;
  width: 100%;
  aspect-ratio: 5 / 7;
  object-fit: cover;
  border-radius: var(--r-1);
  background: var(--ink-200);
}

.candidate-name { font-size: 12px; color: var(--paper-100); margin-top: 4px; line-height: 1.3; }
.candidate-meta { font-family: var(--ff-mono); font-size: 10px; color: var(--paper-300); margin-top: 2px; }

/* ============================================================
   PWA INSTALL NUDGE
   ============================================================ */

.install-nudge {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 12px;
  display: flex;
  align-items: center;
  gap: var(--p-2);
  padding: var(--p-2) var(--p-3);
  background: var(--ink-200);
  border: 1px solid var(--hairline);
  border-radius: var(--r-2);
  font-size: 12px;
  z-index: 60;
}

.install-nudge button {
  appearance: none;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--ink-100);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--r-1);
  cursor: pointer;
}

.install-nudge .install-close {
  background: transparent;
  border: 0;
  color: var(--paper-300);
}

/* ============================================================
   PAIR TOAST + QR FRAME
   ============================================================ */

.pair-toast {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink-200);
  border: 1px solid var(--accent);
  border-radius: var(--r-2);
  padding: var(--p-2) var(--p-3);
  font-size: 12px;
  z-index: 200;
}

#pairQRWrap canvas, #pairQRWrap img {
  display: block;
  margin: 0 auto;
  background: var(--paper-100);
  padding: 8px;
  border-radius: var(--r-1);
  width: 240px;
  height: 240px;
}

/* ============================================================
   LOG ROW + SLIDER COLOURS
   ============================================================ */

.log-empty { padding: var(--p-5) var(--p-3); }

.usage-bar {
  height: 4px;
  background: var(--ink-300);
  border-radius: 2px;
  overflow: hidden;
  margin-top: var(--p-2);
}

.usage-bar-fill {
  height: 100%;
  background: var(--accent);
  transition: width var(--t-mid) var(--ease);
}

.usage-bar-fill.warn { background: var(--rare); }
.usage-bar-fill.over { background: var(--down); }

/* ============================================================
   ANALYTICS — sparkline + top-cards table (S13 / F8)
   ============================================================
   Inline SVG sparkline (no chart library, per DESIGN_BRIEF §"Charts").
   Hairline grid + accent line + small dots with <title> tooltips. */

.sparkline {
  display: block;
  width: 100%;
  height: 80px;
  background: var(--ink-200);
  border: 1px solid var(--hairline);
  border-radius: var(--r-2);
  padding: var(--p-1);
}

.sparkline-line {
  stroke: var(--accent);
  stroke-width: 1.5;
  fill: none;
  vector-effect: non-scaling-stroke;
}

.sparkline-grid {
  stroke: var(--hairline);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.sparkline-axis {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--paper-300);
  margin-top: var(--p-1);
  padding: 0 var(--p-1);
}

/* Top-cards table — inherits global table styles (hairline rows, no zebra,
   tabular-nums on .num cells). Adds a fixed first column for rank so the
   numbers align cleanly even on narrow screens. */
.top-cards-table th:first-child,
.top-cards-table td:first-child {
  width: 32px;
  color: var(--paper-300);
}

.top-cards-table th:nth-child(4),
.top-cards-table th:nth-child(5),
.top-cards-table td:nth-child(4),
.top-cards-table td:nth-child(5) {
  text-align: right;
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
}

/* Stat tile grid — reused for analytics totals. Dense 2-up on mobile, 4-up
   on wider screens. Inherits .surface for the card frame. */
.analytics-stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--p-2);
}

@media (min-width: 720px) {
  .analytics-stat-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.analytics-window-row {
  display: flex;
  gap: var(--p-1);
  margin-bottom: var(--p-3);
}

/* ============================================================
   RESPONSIVE — S22 / F11 (mobile-first polish)

   Breakpoints (consistent with quote + customer apps):
     640px → tables / multi-column rows collapse to card-list / stacked
     540px → settings forms collapse to one column; signature type drops
     390px → minimum-supported viewport (iPhone 14 Pro) — last-resort tweaks
     hover:none + pointer:coarse → touch-only fixes

   No new tokens introduced. Only padding / font-size / layout overrides.
   ============================================================ */

/* --- 640px: arbitrage card-list, admin user table, session log row --- */
@media (max-width: 640px) {
  /* Admin arbitrage rows are built inline as
     .surface { display:grid; grid-template-columns:48px 1fr auto auto } —
     stack image+meta on top and ratio/spread on a new row below. */
  #tab-admin .surface[style*="grid-template-columns"] {
    grid-template-columns: 48px 1fr !important;
    grid-auto-rows: auto;
    row-gap: var(--p-2);
  }
  #tab-admin .surface[style*="grid-template-columns"] > *:nth-child(3),
  #tab-admin .surface[style*="grid-template-columns"] > *:nth-child(4) {
    grid-column: 1 / -1;
    text-align: left;
  }

  /* Admin user table: hide rank-style narrow columns? Cleaner: scroll
     horizontally inside its own surface so figures stay tabular. */
  .top-cards-table,
  table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
  }

  /* Session log row (the V1-style buy log) — stack thumb above text/price. */
  .session-log-row {
    grid-template-columns: 48px 1fr;
    grid-template-areas:
      "thumb info"
      "price price";
    row-gap: var(--p-1);
  }
  .session-log-row .thumb { grid-area: thumb; }
  .session-log-row > .name,
  .session-log-row > .meta,
  .session-log-row > div:nth-child(2) { grid-area: info; }
  .session-log-row .price {
    grid-area: price;
    text-align: right;
    padding-top: var(--p-1);
    border-top: 1px dashed var(--hairline);
  }
}

/* --- 540px: settings → one column; tabs label 12px; modal width --- */
@media (max-width: 540px) {
  /* Settings rows: stack label above value rather than space-between. */
  .setting-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--p-1);
  }
  .setting-row .figure,
  .setting-row .setting-value {
    align-self: stretch;
    text-align: right;
  }

  /* Tabs: 5-tab admin row gets cramped; reduce label font + padding,
     keep horizontal scroll fallback. */
  .tabs {
    gap: var(--p-2);
    scroll-snap-type: x mandatory;
  }
  .tab {
    font-size: 12px;
    padding: var(--p-2) var(--p-2);
    scroll-snap-align: start;
  }

  /* Mode-toggle (Bulk / Text / Manual entry) — shrink label & padding. */
  #tab-scan .surface[style*="display:flex"] .btn { font-size: 12px; }

  /* Modals on a phone — let them fill the viewport with breathing room. */
  .modal {
    max-width: calc(100vw - 16px);
    padding: var(--p-3);
  }
  .modal h2 { font-size: 18px; }

  /* Result-sheet card-name: 28 → 22; meta + grid stay legible. */
  .sheet-card-name { font-size: 22px; }
  .sheet-prices { grid-template-columns: 1fr; gap: var(--p-1); }
  .sheet-actions { grid-template-columns: 1fr; }

  /* Slider rows full-width on phone. */
  .slider-row {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "label value"
      "input input";
    row-gap: var(--p-1);
  }
  .slider-row > .label-text { grid-area: label; }
  .slider-row > .figure { grid-area: value; }
  .slider-row > input[type="range"] { grid-area: input; }

  /* Session-strip: keep 3-up but shrink type so it doesn't wrap. */
  .session-strip { padding: var(--p-2); }
  .session-strip .stat-val { font-size: 15px; }

  /* Pair QR — keep readable but don't overflow narrow viewports. */
  #pairQRWrap canvas, #pairQRWrap img { width: 200px; height: 200px; }
}

/* --- 390px: iPhone 14 Pro / Plus 14 portrait floor --- */
@media (max-width: 390px) {
  /* Tabs: 5 buttons in a horizontal row at 358px need extra-tight gap. */
  .tabs { gap: 4px; }
  .tab { font-size: 11px; padding: var(--p-2) 6px; }

  /* Mode toggle row gap shrinks too. */
  #tab-scan .surface[style*="display:flex"] { gap: 6px !important; }
  #tab-scan .surface[style*="display:flex"] .btn { padding: var(--p-2) var(--p-2); }

  /* Btn-row gaps tighten. */
  .btn-row { gap: 6px; }

  /* Header h1 shrinks. */
  .header h1 { font-size: 17px; }
  .header { padding: var(--p-2) var(--p-1); }
}

/* --- Touch / coarse-pointer: 44px targets, no hover lift, fat focus --- */
@media (hover: none) and (pointer: coarse) {
  .btn,
  .tab,
  .auth-tab,
  .sheet-action,
  .session-pill,
  .install-nudge button {
    min-height: 44px;
    padding-top: var(--p-2);
    padding-bottom: var(--p-2);
  }

  /* No `:hover` lift on touch — these only fire on a trailing-hover
     touchscreen and create sticky highlight states. */
  .btn:hover,
  .btn.primary:hover,
  .btn.ghost:hover,
  .tab:hover,
  .candidate:hover,
  .bulk-drop:hover,
  .offer-card:hover,
  footer a:hover {
    background: inherit;
    color: inherit;
    border-color: inherit;
  }

  /* Larger focus ring on touch — easier to spot on a moving viewport. */
  :focus-visible {
    outline-width: 3px;
    outline-offset: 3px;
  }

  /* Capture-style action buttons (any "btn primary" larger control) get
     a more comfortable hit area. */
  .auth-submit { min-height: 48px; }
}