/* ==========================================================
   Veneto - capa de estilo sobre Tailwind (CDN)

   Sistema de formas (regla única, aplicada en todo el sitio):
     - Contenedores, imágenes y tarjetas: radio 0 (editorial)
     - Elementos interactivos (botones, píldoras): radio completo
   Acento único: rojo #BC1F2D. El verde es color estructural de marca.
   Curva de movimiento única: cubic-bezier(.16,1,.3,1)
   ========================================================== */

:root {
  --hueso: #ECEDE7;
  --hueso-alt: #E3E5DC;
  --verde-900: #122A1A;
  --verde-700: #1C4A2B;
  --verde-500: #2A7240;
  --rojo: #BC1F2D;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  background: var(--hueso);
}

::selection {
  background: var(--verde-500);
  color: var(--hueso);
}

:focus-visible {
  outline: 2px solid var(--verde-500);
  outline-offset: 3px;
}

/* ---------- Eyebrow (presupuesto: 1 en toda la página) ---------- */
.eyebrow {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--verde-500);
}

/* ---------- Botones ---------- */
.btn-primary,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  white-space: nowrap;
  border-radius: 999px;
  padding: 0.9rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1;
  transition: background-color 0.35s var(--ease), color 0.35s var(--ease),
              border-color 0.35s var(--ease), transform 0.2s var(--ease);
}

/* contraste medido en navegador: #ECEDE7 sobre #2A7240 = 4.98:1 (WCAG AA) */
.btn-primary {
  background: var(--verde-500);
  color: var(--hueso);
}

.btn-primary:hover {
  background: var(--verde-700);
}

.btn-primary:active {
  transform: scale(0.98);
}

/* contraste medido en navegador: #122A1A sobre #ECEDE7 = 13.0:1 */
.btn-ghost {
  border: 1px solid rgba(18, 42, 26, 0.25);
  color: var(--verde-900);
}

.btn-ghost:hover {
  border-color: var(--verde-900);
  background: rgba(18, 42, 26, 0.04);
}

.btn-ghost:active {
  transform: scale(0.98);
}

.btn-primary i,
.btn-ghost i {
  transition: transform 0.35s var(--ease);
}

.btn-ghost:hover i {
  transform: translateX(3px);
}

/* ---------- Navegación ---------- */
.nav-link {
  position: relative;
  color: rgba(18, 42, 26, 0.7);
  transition: color 0.3s var(--ease);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -5px;
  height: 1px;
  width: 0;
  background: var(--verde-500);
  transition: width 0.4s var(--ease);
}

.nav-link:hover {
  color: var(--verde-900);
}

.nav-link:hover::after {
  width: 100%;
}

/* ---------- Filtros ---------- */
.filtro-btn {
  border-radius: 999px;
  padding: 0.55rem 1.15rem;
  font-size: 0.85rem;
  font-weight: 400;
  color: rgba(18, 42, 26, 0.72);
  border: 1px solid rgba(18, 42, 26, 0.18);
  background: transparent;
  transition: background-color 0.3s var(--ease), color 0.3s var(--ease),
              border-color 0.3s var(--ease);
}

.filtro-btn:hover {
  border-color: var(--verde-900);
  color: var(--verde-900);
}

.filtro-btn[aria-pressed='true'] {
  background: var(--verde-900);
  border-color: var(--verde-900);
  color: var(--hueso);
}

/* ---------- Grilla de productos ---------- */
/* flujo denso: con celdas de doble ancho evita huecos vacíos en la grilla */
#productos {
  grid-auto-flow: dense;
}

/* ---------- Tarjetas de producto ---------- */
.product-card {
  display: flex;
  flex-direction: column;
  background: transparent;
}

.product-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--hueso-alt);
}

.product-card.is-wide .product-media {
  aspect-ratio: 3 / 2;
}

.product-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}

.product-card:hover .product-media img {
  transform: scale(1.04);
}

.product-flag {
  position: absolute;
  top: 0;
  left: 0;
  background: var(--rojo);
  color: #fff;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.4rem 0.8rem;
}

/* la ficha de precio y CTA aparece bajo la foto, nunca encima */
.product-cta {
  opacity: 1;
  transform: none;
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}

@media (hover: hover) and (min-width: 1024px) {
  .product-cta {
    opacity: 0;
    transform: translateY(6px);
  }

  .product-card:hover .product-cta,
  .product-card:focus-within .product-cta {
    opacity: 1;
    transform: none;
  }
}

/* ---------- Formulario ---------- */
.form-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(18, 42, 26, 0.75);
  margin-bottom: 0.45rem;
}

/* contraste verificado: texto #122A1A y placeholder rgba(.5) sobre #E6E8E0 */
.form-input {
  width: 100%;
  border: 0;
  border-bottom: 1px solid rgba(18, 42, 26, 0.28);
  background: transparent;
  padding: 0.7rem 0.1rem;
  font-family: inherit;
  font-size: 0.98rem;
  color: var(--verde-900);
  transition: border-color 0.3s var(--ease);
}

.form-input::placeholder {
  color: rgba(18, 42, 26, 0.6);
}

.form-input:focus {
  outline: none;
  border-bottom-color: var(--verde-500);
  border-bottom-width: 2px;
}

.form-input[aria-invalid='true'] {
  border-bottom-color: var(--rojo);
  border-bottom-width: 2px;
}

.form-hint {
  margin-top: 0.5rem;
  font-size: 0.78rem;
  color: rgba(18, 42, 26, 0.72);
}

select.form-input {
  border-radius: 0;
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, rgba(18, 42, 26, .55) 50%),
                    linear-gradient(135deg, rgba(18, 42, 26, .55) 50%, transparent 50%);
  background-position: calc(100% - 12px) 55%, calc(100% - 7px) 55%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 1.8rem;
}

/* ---------- Aviso flotante ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  z-index: 60;
  transform: translate(-50%, 0.75rem);
  opacity: 0;
  pointer-events: none;
  max-width: calc(100vw - 2rem);
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  background: var(--verde-900);
  color: var(--hueso);
  font-size: 0.85rem;
  font-weight: 400;
  text-align: center;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}

.toast.visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ---------- Reveal en scroll (MOTION_INTENSITY 4) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* cascada por índice dentro de la grilla de productos */
.product-card {
  opacity: 0;
  transform: translateY(16px);
  animation: cardIn 0.7s var(--ease) forwards;
  animation-delay: calc(var(--i, 0) * 45ms);
}

@keyframes cardIn {
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .product-card {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .product-media img,
  .product-cta,
  .btn-primary,
  .btn-ghost,
  .btn-primary i,
  .btn-ghost i,
  .nav-link::after,
  .toast {
    transition: none;
  }

  .product-card:hover .product-media img {
    transform: none;
  }

  .product-cta {
    opacity: 1;
    transform: none;
  }
}