:root {
  --bg: #0e1014;
  --bg-elev: #161922;
  --bg-elev-2: #1f2430;
  --border: #262b36;
  --border-soft: #1e232e;
  --text: #f3f5f8;
  --text-sec: #9aa3af;
  --text-muted: #6b7280;
  --accent: #f5c518;
  --accent-hi: #ffd84d;
  --accent-dim: rgba(245, 197, 24, 0.14);
  --danger: #ff5d5d;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  --shadow-soft: 0 4px 14px rgba(0, 0, 0, 0.35);
  --maxw: 1200px;
  --buybar-h: 64px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  /* leave room for sticky buy bar (mobile only; desktop uses FAB) */
  padding-bottom: calc(var(--buybar-h) + env(safe-area-inset-bottom, 0px));
  background-image:
    radial-gradient(900px 500px at 50% -200px, rgba(245, 197, 24, 0.08), transparent 60%);
  background-attachment: fixed;
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  display: block;
}

/* ---------- Header ---------- */
.site-header {
  padding: 36px 18px 22px;
  text-align: center;
  max-width: var(--maxw);
  margin: 0 auto;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid rgba(245, 197, 24, 0.3);
}

.site-title {
  font-size: clamp(1.9rem, 7vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-top: 14px;
  line-height: 1.1;
}

.site-subtitle {
  color: var(--text);
  font-size: clamp(1rem, 4vw, 1.25rem);
  font-weight: 600;
  margin-top: 10px;
}

.site-subtitle .accent {
  color: var(--accent);
}

.site-trust {
  color: var(--text-sec);
  font-size: 0.875rem;
  margin-top: 10px;
}

/* ---------- Catalog grid ---------- */
.catalog {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px 14px 40px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 640px) {
  .catalog {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media (min-width: 1024px) {
  .catalog {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---------- Card ---------- */
.card {
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

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

.card-media {
  position: relative;
  aspect-ratio: 4 / 3;
  background: #0b0d11;
  overflow: hidden;
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.35));
}

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

/* "Imagen referencial" = LOW relevance -> small, subtle badge top-left */
.img-ref-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  background: rgba(14, 16, 20, 0.55);
  color: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 3px 7px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  pointer-events: none;
}

/* Sale price = HIGH relevance -> big badge overlay on image */
.price-badge {
  position: absolute;
  left: 12px;
  bottom: 12px;
  background: var(--accent);
  color: #1a1500;
  border-radius: 12px;
  padding: 8px 14px;
  box-shadow: 0 6px 18px rgba(245, 197, 24, 0.35);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  max-width: calc(100% - 24px);
}

.price-badge .price {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.01em;
}

.price-badge .price-note {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.8;
}

.price-badge .price-tag {
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: lowercase;
  letter-spacing: 0.02em;
  opacity: 0.75;
}

/* optional top-right tag (e.g., "x2 unidades", "combo") */
.card-tag {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(14, 16, 20, 0.6);
  color: #fff;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.card-body {
  padding: 16px 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1;
}

.card-title {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text);
}

/* 3 characteristics = MID relevance */
.card-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin: 0;
}

.card-features li {
  position: relative;
  padding-left: 22px;
  font-size: 0.875rem;
  color: #b8c0cc;
  line-height: 1.4;
}

.card-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 800;
  font-size: 0.85rem;
}

.card-footer {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px dashed var(--border);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Low relevance: current price + ref link */
.card-current {
  font-size: 0.8rem;
  color: #8a8d94;
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex-wrap: wrap;
}

.card-current .label {
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.7rem;
}

.card-current .value {
  color: #a8b0bd;
  text-decoration: line-through;
  font-weight: 600;
}

.card-current .value.consult {
  text-decoration: none;
  font-style: italic;
  color: #9aa3af;
}

.card-ref {
  font-size: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
}

.card-ref a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
}

.card-ref a::after {
  content: "↗";
  font-size: 0.75rem;
  opacity: 0.7;
}

/* ---------- Sticky buy bar ---------- */
.buy-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  background: rgba(14, 16, 20, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom, 0px));
  display: flex;
  justify-content: center;
}

.buy-bar .inner {
  max-width: var(--maxw);
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
}

.buy-hint {
  font-size: 0.75rem;
  color: var(--text-sec);
  line-height: 1.2;
  flex: 1;
  min-width: 0;
}

.buy-hint strong {
  color: var(--text);
  display: block;
  font-size: 0.85rem;
}

.btn-buy {
  flex: 1;
  max-width: 220px;
  background: var(--accent);
  color: #1a1500;
  border: none;
  border-radius: 999px;
  padding: 13px 22px;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(245, 197, 24, 0.35);
  transition: transform 0.12s ease, background 0.12s ease;
  -webkit-tap-highlight-color: transparent;
}

.btn-buy:hover {
  background: var(--accent-hi);
}

.btn-buy:active {
  transform: scale(0.97);
}

/* Desktop: convert to compact floating FAB in bottom-right */
@media (min-width: 768px) {
  .buy-bar {
    left: auto;
    right: 24px;
    bottom: 24px;
    width: auto;
    border-top: none;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    padding: 0;
    border-radius: 999px;
  }
  .buy-bar .inner {
    width: auto;
    background: rgba(22, 25, 34, 0.9);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 6px 6px 6px 16px;
    box-shadow: var(--shadow);
    gap: 14px;
  }
  .buy-hint {
    font-size: 0.78rem;
  }
  .buy-hint strong {
    font-size: 0.82rem;
  }
  .btn-buy {
    flex: 0 0 auto;
    min-width: 150px;
    padding: 12px 22px;
  }
}

/* ---------- Toast (bottom sheet mobile / centered desktop) ---------- */
.toast-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  z-index: 100;
}

.toast-backdrop.show {
  opacity: 1;
  visibility: visible;
}

.toast {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: calc(var(--buybar-h) + 14px + env(safe-area-inset-bottom, 0px));
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 18px 18px 18px;
  box-shadow: var(--shadow);
  z-index: 101;
  transform: translateY(140%);
  opacity: 0;
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.2s ease;
}

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

.toast-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.toast-icon {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  display: grid;
  place-items: center;
  font-size: 1.2rem;
  font-weight: 800;
}

.toast-msg {
  flex: 1;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.35;
}

.toast-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  -webkit-tap-highlight-color: transparent;
}

.toast-close:hover {
  color: var(--text);
}

.toast-sub {
  margin-top: 8px;
  font-size: 0.82rem;
  color: var(--text-sec);
}

@media (min-width: 768px) {
  .toast {
    left: 50%;
    right: auto;
    bottom: auto;
    top: 50%;
    transform: translate(-50%, -50%) scale(0.96);
    max-width: 420px;
    width: calc(100% - 32px);
  }
  .toast.show {
    transform: translate(-50%, -50%) scale(1);
  }
}

/* small footer note */
.site-footer {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.75rem;
  padding: 6px 16px 24px;
}

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