/* TIENDA- : mismo lenguaje visual del tracker de estudio (TKS) — fondo
   oscuro, tipografía Unbounded/Hanken Grotesk/Quicksand, acento rosa.
   No se reutiliza logo ni nombre de esa marca, solo el sistema de diseño. */

:root {
  --bg: #0a0a0b;
  --surface: #131315;
  --surface-2: #1a1a1d;
  --surface-3: #1f1f23;
  --border: #242427;
  --border-strong: #2c2c30;
  --text: #f5f5f7;
  --muted: #a19fa6;
  --accent: #ff8fbe;
  --accent-contrast: #1a0a12;
  --danger: #ff6b6b;
  --success: #6fe7b8;
  --radius: 20px;
  --radius-sm: 13px;
  --font: "Hanken Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: "Unbounded", "Arial Narrow", sans-serif;
  --font-mono: "Quicksand", "Hanken Grotesk", sans-serif;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35), 0 1px 1px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 14px 30px -18px rgba(0, 0, 0, 0.55);
  --shadow-pop: 0 20px 40px -20px rgba(0, 0, 0, 0.55);
}

* {
  box-sizing: border-box;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
  touch-action: manipulation;
  -webkit-font-smoothing: antialiased;
}

[hidden] {
  display: none !important;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: 14px;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px 16px;
}

.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  padding: 14px 16px;
  padding-top: calc(14px + env(safe-area-inset-top, 0px));
  position: sticky;
  top: 0;
  z-index: 30;
}

.topbar-inner {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  cursor: pointer;
  font-weight: 700;
  font-size: 13.5px;
  text-decoration: none;
  transition: filter 0.18s ease, border-color 0.18s ease, box-shadow 0.2s cubic-bezier(0.2, 0.8, 0.3, 1),
    transform 0.16s cubic-bezier(0.2, 0.8, 0.3, 1);
}

.btn:hover:not(:disabled) {
  border-color: var(--border-strong);
  filter: brightness(1.15);
  transform: translateY(-1px);
}

.btn:active:not(:disabled) {
  transform: translateY(0) scale(0.96);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-accent {
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 18%, transparent), color-mix(in srgb, var(--accent) 7%, transparent));
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.btn-accent:hover:not(:disabled) {
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 26%, transparent), color-mix(in srgb, var(--accent) 12%, transparent));
  box-shadow: 0 8px 20px -10px color-mix(in srgb, var(--accent) 45%, transparent);
}

.btn-danger {
  background: color-mix(in srgb, var(--danger) 16%, transparent);
  border-color: color-mix(in srgb, var(--danger) 35%, transparent);
  color: var(--danger);
}

.btn-sm {
  padding: 7px 11px;
  font-size: 12.5px;
}

.btn-block {
  width: 100%;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 12px;
}

.field label {
  font-size: 12.5px;
  color: var(--muted);
}

.field input,
.field select,
.field textarea {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  width: 100%;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}

.pin-input {
  letter-spacing: 0.5em;
  text-align: center;
  font-size: 22px;
  font-weight: 700;
}

.card-box {
  background: linear-gradient(165deg, var(--surface), var(--surface-2) 130%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.25s cubic-bezier(0.2, 0.8, 0.3, 1);
}

.card-box:hover {
  border-color: var(--border-strong);
}

.card-box h2 {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0 0 12px;
}

.auth-shell {
  max-width: 360px;
  margin: 60px auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 24px;
}

.auth-shell h1 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 16px;
}

.persona-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.persona-chip {
  padding: 14px 10px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  text-align: center;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.12s ease;
}

.persona-chip:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.persona-chip.active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, var(--surface));
}

/* Nombre de persona en "letra de neón": script elegante, sin relleno,
   solo el brillo delineando la letra — como un cartel de neón, no un
   texto plano con color. Fondo siempre transparente. */
.neon-name {
  font-family: "Alex Brush", cursive;
  font-size: 1.4em;
  line-height: 1;
  color: #fff8fb;
  background: none;
  text-shadow: 0 0 4px color-mix(in srgb, var(--accent) 90%, transparent), 0 0 11px
      color-mix(in srgb, var(--accent) 70%, transparent), 0 0 22px color-mix(in srgb, var(--accent) 45%, transparent),
    0 0 42px color-mix(in srgb, var(--accent) 25%, transparent);
}

.persona-chip .neon-name {
  font-size: 1.6em;
  display: block;
}

.carrito-bar {
  position: sticky;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
  padding: 12px 16px;
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-pop);
}

.carrito-bar span {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13.5px;
  color: var(--text);
}

/* Mismo sistema de tarjetas que el catálogo de VENTA-WEB (proyecto
   "padre" de este sub-servicio) — grid de tarjetas con foto, no lista. */
.producto-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 14px;
}

.producto-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s cubic-bezier(0.2, 0.7, 0.3, 1), box-shadow 0.2s ease, border-color 0.2s ease;
}

.producto-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--muted);
}

.producto-foto {
  aspect-ratio: 1 / 1;
  width: 100%;
  object-fit: cover;
  background: var(--surface-2);
  display: block;
  transition: transform 0.35s cubic-bezier(0.2, 0.7, 0.3, 1);
}

.producto-card:hover .producto-foto {
  transform: scale(1.06);
}

.producto-foto-empty {
  aspect-ratio: 1 / 1;
  background: var(--surface-2);
  border-bottom: 1px dashed var(--border);
}

.producto-body {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.producto-nombre {
  font-weight: 600;
  font-size: 14.5px;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.producto-precio {
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 700;
  font-size: 15.5px;
  letter-spacing: 0.01em;
  margin-top: auto;
}

.badge-out {
  display: inline-block;
  font-size: 10.5px;
  color: var(--danger);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: color-mix(in srgb, var(--danger) 10%, transparent);
  padding: 2px 7px;
  border-radius: 999px;
  width: fit-content;
}

.qty-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 6px;
}

.qty-btn {
  width: 30px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  transition: background-color 0.15s ease, transform 0.12s ease;
}

.qty-btn:hover {
  background: var(--border);
}

.qty-btn:active {
  transform: scale(0.9);
}

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

th,
td {
  text-align: left;
  padding: 8px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

th {
  color: var(--muted);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
}

.table-wrap {
  overflow-x: auto;
}

.pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
}

.pill-ok {
  background: color-mix(in srgb, var(--success) 14%, transparent);
  color: var(--success);
}

.pill-warn {
  background: color-mix(in srgb, var(--danger) 14%, transparent);
  color: var(--danger);
}

.tabnav {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.tabnav button {
  padding: 10px 14px;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.tabnav button.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.panel {
  display: none;
}

.panel.active {
  display: block;
}

.stat-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.stat-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
}

.stat-label {
  font-family: var(--font-display);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  font-weight: 600;
}

.stat-value {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 22px;
  font-weight: 700;
}

.muted {
  color: var(--muted);
}

.error-msg {
  color: var(--danger);
  font-size: 13px;
  margin: 8px 0 0;
}

.upload-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── Toasts y modal (mismo patrón que VENTA-WEB) ── */

.vw-toast-stack {
  position: fixed;
  left: 50%;
  bottom: calc(18px + env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: min(360px, calc(100vw - 32px));
  pointer-events: none;
}

.vw-toast {
  background: var(--text);
  color: var(--surface);
  border-radius: var(--radius);
  padding: 10px 14px;
  font-size: 13.5px;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.vw-toast--show {
  opacity: 1;
  transform: translateY(0);
}

.vw-toast--ok {
  background: var(--success);
  color: var(--accent-contrast);
}

.vw-toast--error {
  background: var(--danger);
  color: var(--accent-contrast);
}

.vw-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 12, 18, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 1001;
}

.vw-modal-box {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px;
  max-width: 360px;
  width: 100%;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.vw-modal-box p {
  margin: 0 0 16px;
  font-size: 14.5px;
}

.vw-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

@media (max-width: 480px) {
  .container {
    padding: 16px 12px;
  }
}