/* =========================================================================
   Catálogo de Productos — hoja de estilos
   Paleta y tipografía inspiradas en el manual de marca (documento de
   referencia). Marca propia: solo texto + cruz genérica de farmacia.
   ========================================================================= */

:root {
  /* Colores del manual de marca */
  --color-primary: #17A15B;   /* verde — acción / CTA / activo / foco */
  --color-primary-dark: #0E7C42;
  --color-accent:  #E4002B;   /* rojo — acentos / franja */
  --color-warm:    #F7B500;   /* amarillo — detalles destacados */
  --color-bg-soft: #F4F5F8;   /* fondo general */
  --color-ink:     #1C1E21;   /* texto principal */
  --color-gray:    #5B6470;   /* texto secundario */
  --color-border:  #E2E5EA;   /* bordes / divisores */
  --color-white:   #FFFFFF;

  --radius: 14px;
  --radius-sm: 10px;
  --shadow-card: 0 1px 2px rgba(28, 30, 33, .04), 0 6px 18px rgba(28, 30, 33, .06);
  --shadow-header: 0 1px 0 var(--color-border), 0 4px 14px rgba(28, 30, 33, .05);

  --font-display: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'Courier New', monospace;

  --header-h: 66px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg-soft);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* Foco visible accesible en cualquier control */
:focus-visible {
  outline: 3px solid rgba(23, 161, 91, .45);
  outline-offset: 2px;
  border-radius: 6px;
}

/* ----------------------------------------------------------------- Franja */
.stripe {
  height: 6px;
  display: flex;
  position: sticky;
  top: 0;
  z-index: 40;
}
.stripe span { flex: 1; }
.stripe .r { background: var(--color-accent); }
.stripe .y { background: var(--color-warm); }
.stripe .g { background: var(--color-primary); }

/* ----------------------------------------------------------------- Header */
.site-header {
  position: sticky;
  top: 6px;                 /* debajo de la franja */
  z-index: 30;
  background: var(--color-white);
  box-shadow: var(--shadow-header);
}
.header-inner {
  max-width: 920px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: var(--header-h);
}

/* Botones de ícono (hamburguesa, lupa, cerrar) */
.icon-btn {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-ink);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .18s ease, border-color .18s ease, color .18s ease;
}
.icon-btn:hover { background: var(--color-bg-soft); border-color: #d4d8df; }
.icon-btn svg { width: 22px; height: 22px; display: block; }

/* La lupa a la derecha refuerza el color de acción */
.search-btn {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.search-btn:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); }

/* Barra de búsqueda central */
.search {
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  min-width: 0;   /* permite encoger por debajo del ancho intrínseco del input */
}
.search input { min-width: 0; }
.search input {
  width: 100%;
  height: 44px;
  padding: 0 16px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-ink);
  background: var(--color-bg-soft);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color .18s ease, background .18s ease, box-shadow .18s ease;
}
.search input::placeholder { color: var(--color-gray); }
.search input:focus {
  outline: none;
  background: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(23, 161, 91, .16);
}

/* -------------------------------------------------------------- Contenedor */
.container {
  max-width: 920px;
  margin: 0 auto;
  padding: 18px 16px 56px;
}

/* Barra de marca + contador */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin-bottom: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--color-ink);
}
/* Cruz genérica de farmacia (marca propia, NO el isotipo de InkaFarma) */
.brand-cross {
  width: 26px;
  height: 26px;
  flex: 0 0 auto;
  border-radius: 7px;
  background: var(--color-primary);
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.counter {
  margin: 0;
  font-size: 13.5px;
  color: var(--color-gray);
}
.counter strong { color: var(--color-ink); font-weight: 600; }

/* ------------------------------------------------------------------ Cards */
.product-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.card {
  display: flex;
  gap: 14px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow-card);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 2px 4px rgba(28, 30, 33, .05), 0 12px 26px rgba(28, 30, 33, .09);
  border-color: #d7dbe2;
}

/* Foto a la izquierda */
.card-media {
  flex: 0 0 auto;
  width: 120px;
  height: 120px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-white);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.card-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 6px;
}
/* Placeholder cuando la imagen falla */
.card-media.is-placeholder {
  background: var(--color-bg-soft);
}
.img-fallback {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 26px;
  letter-spacing: .02em;
  color: var(--color-gray);
  background: var(--color-bg-soft);
}

/* Cuerpo derecho */
.card-body {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.card-name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.25;
  color: var(--color-ink);
}
/* Fila código + botón copiar (como en el boceto) */
.card-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.card-code {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--color-gray);
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  padding: 4px 9px;
  border-radius: 7px;
  white-space: nowrap;
}

/* Advertencias con truncado a 3 líneas */
.card-warn { margin-top: 2px; }
.warn-text {
  margin: 0;
  font-size: 13.5px;
  color: var(--color-gray);
  line-height: 1.5;
}
.warn-text.clamp {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.warn-toggle {
  margin-top: 4px;
  padding: 0;
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary-dark);
  cursor: pointer;
}
.warn-toggle:hover { text-decoration: underline; }

/* Botón copiar */
.btn-copy {
  flex: 0 0 auto;
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13.5px;
  color: #fff;
  background: var(--color-primary);
  border: none;
  border-radius: 9px;
  padding: 8px 16px;
  cursor: pointer;
  transition: background .18s ease, transform .12s ease;
}
.btn-copy:hover { background: var(--color-primary-dark); }
.btn-copy:active { transform: scale(.97); }
.btn-copy.copied { background: var(--color-primary-dark); }
.btn-copy svg { width: 15px; height: 15px; }
/* Intercambio de ícono copiar -> check al confirmar */
.btn-copy .ic-check { display: none; }
.btn-copy.copied .ic-copy { display: none; }
.btn-copy.copied .ic-check { display: block; }

/* --------------------------------------------------------- Estado vacío */
.empty {
  text-align: center;
  padding: 56px 20px;
  background: var(--color-white);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
}
.empty h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  margin: 0 0 6px;
}
.empty p { margin: 0 0 18px; color: var(--color-gray); font-size: 14px; }
.btn-clear {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  color: var(--color-primary-dark);
  background: #fff;
  border: 1.5px solid var(--color-primary);
  border-radius: 10px;
  padding: 10px 20px;
  cursor: pointer;
  transition: background .18s ease;
}
.btn-clear:hover { background: #EAF7F0; }

/* --------------------------------------------------------------- Drawer */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(28, 30, 33, .48);
  z-index: 50;
  opacity: 0;
  transition: opacity .22s ease;
}
.overlay.open { opacity: 1; }

.drawer {
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: 300px;
  max-width: 84vw;
  background: var(--color-white);
  z-index: 60;
  box-shadow: 6px 0 30px rgba(28, 30, 33, .18);
  transform: translateX(-100%);
  transition: transform .26s cubic-bezier(.22, .61, .36, 1);
  display: flex;
  flex-direction: column;
}
.drawer.open { transform: translateX(0); }

/* Franja tricolor también en el borde superior del drawer */
.drawer::before {
  content: "";
  display: block;
  height: 5px;
  background: linear-gradient(
    to right,
    var(--color-accent) 0 33.33%,
    var(--color-warm) 33.33% 66.66%,
    var(--color-primary) 66.66% 100%
  );
}
.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 16px 12px;
  border-bottom: 1px solid var(--color-border);
}
.drawer-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--color-gray);
}

.filters {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
}
.filter-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  text-align: left;
  font-family: var(--font-body);
  font-size: 14.5px;
  font-weight: 500;
  color: var(--color-ink);
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  cursor: pointer;
  transition: background .16s ease, border-color .16s ease, color .16s ease;
}
.filter-btn:hover { background: var(--color-bg-soft); }
.filter-btn .count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-gray);
}
/* Categoría activa resaltada en verde primario */
.filter-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  font-weight: 600;
}
.filter-btn.active .count { color: rgba(255, 255, 255, .85); }

/* Utilidad */
[hidden] { display: none !important; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* --------------------------------------------------------- Responsive */
@media (max-width: 480px) {
  .card-media { width: 92px; height: 92px; }
  .card-name { font-size: 15px; }
  .brand { font-size: 17px; }
  .btn-copy { padding: 8px 13px; }
}

/* En pantallas muy estrechas, apilar foto arriba si no cabe la fila */
@media (max-width: 340px) {
  .card { flex-direction: column; }
  .card-media { width: 100%; height: 140px; }
  .btn-copy { margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}