/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg: #faf8f4;
  --surface: #ffffff;
  --surface-soft: #f3efe6;
  --ink: #1c1712;
  --ink-soft: #6b6156;
  --border: #e6ddce;

  --accent: #d9560f;
  --accent-ink: #fff7ef;
  --accent-2: #2f7d5a;
  --accent-3: #2b6cb0;
  --danger: #c23b3b;
  --danger-ink: #fff5f5;

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --radius: 14px;
  --radius-sm: 8px;
  --container: 1180px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);

  --shadow-sm: 0 1px 2px rgba(28,23,18,.05), 0 2px 6px rgba(28,23,18,.05);
  --shadow-md: 0 4px 14px rgba(28,23,18,.10);
  --shadow-lg: 0 16px 36px rgba(28,23,18,.14);

  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; tab-size: 2; scroll-behavior: smooth; overflow-x: clip; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.1; font-family: var(--serif); font-weight: 600; }
table { border-collapse: collapse; width: 100%; }
::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* =============================================================
   3. Utilities
   ============================================================= */
.container { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--ink); color: var(--bg);
  z-index: 9999; border-radius: var(--radius-sm); font-weight: 600;
  transition: top 160ms var(--ease-out);
}
.skip-link:focus { top: 1rem; }

.eyebrow {
  font-size: .8rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--accent);
}
.lead { font-size: 1.15rem; color: var(--ink-soft); max-width: 60ch; }
.nota { font-size: .85rem; color: var(--ink-soft); }
.nota-placeholder {
  font-size: .85rem; color: var(--ink-soft); font-style: italic;
  background: var(--surface-soft); border-radius: var(--radius-sm); padding: .5rem .75rem; display: inline-block;
}

.grid { display: grid; gap: 1.5rem; }
.grid-3 { grid-template-columns: repeat(1, 1fr); }
@media (min-width: 720px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

/* =============================================================
   4. Typography
   ============================================================= */
h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); line-height: 1.05; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom: 1rem; letter-spacing: -0.01em; }
h3 { font-size: 1.2rem; margin-bottom: .5rem; line-height: 1.3; }
h4 { line-height: 1.3; }

/* =============================================================
   5. Components
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .75rem 1.4rem; border-radius: 999px; font-weight: 700; font-size: .95rem;
  transition: transform 160ms var(--ease-out), background 160ms var(--ease-out), box-shadow 160ms var(--ease-out);
}
.btn:active { transform: scale(0.97); }
.btn-primario { background: var(--ink); color: var(--bg); box-shadow: var(--shadow-sm); }
.btn-primario:hover { background: #322a22; }
.btn-secundario { background: var(--surface); color: var(--ink); border: 1px solid var(--border); }
.btn-secundario:hover { border-color: var(--ink); }
.btn-comprar {
  background: var(--accent); color: var(--accent-ink);
  box-shadow: var(--shadow-sm), 0 6px 16px -6px color-mix(in srgb, var(--accent) 55%, transparent);
}
.btn-comprar:hover { background: #c14c0c; }
.btn-comprar-pendiente {
  background: var(--surface-soft); color: var(--ink-soft); cursor: not-allowed;
  border: 1px dashed var(--border); box-shadow: none;
}
@media (hover: hover) and (pointer: fine) {
  .btn-primario:hover, .btn-secundario:hover { box-shadow: var(--shadow-md); }
  .btn-comprar:hover { box-shadow: var(--shadow-md), 0 8px 20px -6px color-mix(in srgb, var(--accent) 65%, transparent); }
}

.badge {
  display: inline-block; padding: .2rem .6rem; border-radius: 999px; font-size: .72rem; font-weight: 700;
}
.badge-oferta { background: var(--accent); color: var(--accent-ink); box-shadow: var(--shadow-sm); }

.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 200ms var(--ease-out), box-shadow 200ms var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
}
.card-media {
  position: relative; aspect-ratio: 4/3;
  background: radial-gradient(120% 100% at 50% 20%, var(--surface-soft), color-mix(in srgb, var(--surface-soft) 70%, var(--border)));
}
.card-media img { width: 100%; height: 100%; object-fit: contain; padding: 1.5rem; }
.card-media .badge { position: absolute; top: .75rem; right: .75rem; }
.card-body { padding: 1.25rem; display: flex; flex-direction: column; gap: .5rem; flex: 1; }
.card-categoria { font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--accent); }
.card-nombre { font-size: 1.1rem; margin: 0; }
.card-desc { color: var(--ink-soft); font-size: .9rem; flex: 1; }
.card-precio { display: flex; align-items: baseline; gap: .5rem; }
.card-precio .precio-actual { font-size: 1.3rem; font-weight: 800; font-family: var(--serif); }
.card-precio .precio-antes { text-decoration: line-through; color: var(--ink-soft); font-size: .9rem; }
.card-acciones { display: flex; gap: .6rem; margin-top: .5rem; flex-wrap: wrap; }
.card-acciones .btn { flex: 1; }

.card-categoria.card, a.card { color: inherit; }
.card.card-categoria { padding: 1.5rem; justify-content: center; gap: .5rem; }
.card.card-categoria p { color: var(--ink-soft); font-size: .9rem; }

/* =============================================================
   6. Sections — header, hero, footer
   ============================================================= */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.site-header::after {
  content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 14px;
  background: linear-gradient(to bottom, color-mix(in srgb, var(--ink) 8%, transparent), transparent);
  pointer-events: none;
}
.site-header-inner { display: flex; align-items: center; justify-content: space-between; padding-block: .9rem; gap: 1rem; }
.brand { display: flex; align-items: center; gap: .5rem; font-family: var(--serif); font-weight: 700; font-size: 1.15rem; }
.brand-mark { font-size: 1.2rem; }

.nav-toggle {
  display: flex; flex-direction: column; gap: 5px; padding: .4rem;
}
.nav-toggle-bar, .nav-toggle-bar::before, .nav-toggle-bar::after {
  content: ""; display: block; width: 22px; height: 2px; background: var(--ink);
  transition: transform 200ms var(--ease-out), opacity 200ms var(--ease-out);
}
.nav-toggle-bar::before { transform: translateY(-6px); }
.nav-toggle-bar::after { transform: translateY(4px); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::before { transform: translateY(0) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::after { transform: translateY(0) rotate(-45deg); }

.nav-links { display: flex; gap: 1.5rem; flex-wrap: wrap; font-weight: 600; font-size: .92rem; }
.nav-links a { transition: color 160ms var(--ease-out); }
.nav-links a:hover { color: var(--accent); }

@media (max-width: 959px) {
  .nav { position: fixed; inset: 62px 0 0 0; background: var(--bg); padding: 1.5rem var(--gutter);
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: transform 220ms var(--ease-out), opacity 220ms var(--ease-out); }
  .nav[data-open] { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links { flex-direction: column; gap: 1.1rem; font-size: 1.05rem; }
}
@media (min-width: 960px) { .nav-toggle { display: none; } }

.hero {
  padding-block: clamp(3rem, 8vw, 6rem) clamp(2.5rem, 6vw, 4rem);
  position: relative; isolation: isolate; overflow: clip;
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(55% 70% at 22% 10%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 70%);
}
.hero-inner { max-width: 46ch; }
.hero-title { margin-block: .75rem 1rem; }
.hero-sub { color: var(--ink-soft); font-size: 1.05rem; margin-bottom: 1.75rem; }
.hero-cta { display: flex; gap: .9rem; flex-wrap: wrap; }

.section { padding-block: clamp(2.5rem, 6vw, 4rem); }
.section-header { padding-block: clamp(2.5rem, 6vw, 3.5rem) 1.5rem; border-bottom: 1px solid var(--border); }
.como-elegimos { background: var(--surface-soft); border-radius: var(--radius); margin-inline: var(--gutter); }
.como-elegimos p { max-width: 70ch; color: var(--ink-soft); }

.guia-strip {
  background: var(--ink); color: var(--bg); border-radius: var(--radius); margin-inline: var(--gutter);
  position: relative; isolation: isolate; overflow: clip; box-shadow: var(--shadow-lg);
}
.guia-strip::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(70% 140% at 85% 100%, color-mix(in srgb, var(--accent) 30%, transparent), transparent 70%);
}
.guia-strip h2 { color: var(--bg); }
.guia-strip p { color: color-mix(in srgb, var(--bg) 75%, transparent); }
.guia-strip .btn-primario { background: var(--accent); color: var(--accent-ink); box-shadow: none; }
.guia-strip-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; padding-block: 2.5rem; }

.site-footer { border-top: 1px solid var(--border); margin-top: 3rem; padding-block: 2.5rem 1.5rem; }
.site-footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1.5rem; margin-bottom: 1.5rem; }
.footer-tagline { color: var(--ink-soft); font-size: .9rem; max-width: 40ch; }
.footer-nav { display: flex; gap: 1.25rem; flex-wrap: wrap; font-size: .9rem; }
.footer-nav a:hover { color: var(--accent); }
.aviso-afiliados { font-size: .78rem; color: var(--ink-soft); border-top: 1px solid var(--border); padding-top: 1.25rem; max-width: 80ch; }

/* =============================================================
   7. Ficha de producto
   ============================================================= */
.ficha-grid {
  display: grid; gap: 2.5rem; padding-block: 2.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 960px) {
  .ficha-grid { grid-template-columns: 1fr 1fr; }
  .ficha-galeria, .ficha-radar, .ficha-specs, .ficha-editorial, .ficha-resenas, .ficha-comparar, .ficha-cta-repetida, .aviso-afiliados {
    grid-column: 1 / -1;
  }
  .ficha-head { grid-column: 2; grid-row: 1; }
  .ficha-galeria { grid-column: 1; grid-row: 1; }
}
.ficha-img-main {
  width: 100%; aspect-ratio: 1/1; object-fit: contain; border-radius: var(--radius); padding: 2rem;
  background: radial-gradient(120% 100% at 50% 20%, var(--surface-soft), color-mix(in srgb, var(--surface-soft) 70%, var(--border)));
}
.ficha-marca { color: var(--accent); font-weight: 700; text-transform: uppercase; font-size: .8rem; letter-spacing: .04em; }
.ficha-nombre { margin-block: .4rem .6rem; }
.ficha-rating { margin-bottom: 1rem; }
.ficha-precio { margin-bottom: 1.25rem; }
.ficha-precio .precio-actual { font-family: var(--serif); font-size: 2rem; font-weight: 800; }
.ficha-precio .precio-antes { text-decoration: line-through; color: var(--ink-soft); margin-left: .6rem; }
.ficha-precio .precio-nota { color: var(--ink-soft); font-size: .85rem; margin-top: .3rem; }
.nota-placeholder.foto { margin-top: .75rem; }

.ficha-radar { text-align: center; }
.ficha-radar figure { margin-inline: auto; max-width: 360px; }

.specs-table th, .specs-table td { text-align: left; padding: .6rem .75rem; border-bottom: 1px solid var(--border); font-size: .92rem; }
.specs-table th { color: var(--ink-soft); font-weight: 600; width: 45%; }
.specs-extra { margin-top: 1rem; }
.specs-extra summary { cursor: pointer; font-weight: 700; padding: .5rem 0; }

.ficha-editorial :is(p) { margin-bottom: 1rem; color: var(--ink-soft); }
.pros-contras { display: grid; gap: 1.5rem; margin-block: 1.5rem; grid-template-columns: 1fr; }
@media (min-width: 720px) { .pros-contras { grid-template-columns: 1fr 1fr; } }
.pros li, .contras li { padding-left: 1.4rem; position: relative; margin-bottom: .5rem; font-size: .92rem; }
.pros li::before { content: "+"; position: absolute; left: 0; color: var(--accent-2); font-weight: 800; }
.contras li::before { content: "–"; position: absolute; left: 0; color: var(--danger); font-weight: 800; }
.ideal-para { background: var(--surface-soft); padding: 1rem 1.25rem; border-radius: var(--radius-sm); }

.similares { margin-top: 1.5rem; }
.ficha-cta-repetida { display: flex; justify-content: center; padding-block: 1rem; }

/* =============================================================
   8. Comparador
   ============================================================= */
.comparador-form fieldset { border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; }
.comparador-form legend { padding-inline: .5rem; font-weight: 700; }
.comparador-checklist { display: grid; gap: .6rem; grid-template-columns: 1fr; margin-bottom: 1rem; }
@media (min-width: 720px) { .comparador-checklist { grid-template-columns: repeat(2, 1fr); } }
.check-item { display: flex; align-items: center; gap: .5rem; font-size: .92rem; }

.comparador-radar figure { margin-inline: auto; max-width: 400px; }
.radar-leyenda { display: flex; justify-content: center; gap: 1.25rem; flex-wrap: wrap; margin-top: 1rem; font-size: .85rem; }
.swatch { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: .4rem; }

.tabla-scroll { overflow-x: auto; overflow-y: visible; border: 1px solid var(--border); border-radius: var(--radius); }
.specs-table-comparador th, .specs-table-comparador td { white-space: nowrap; padding-block: .7rem; }
.specs-table-comparador thead th { background: var(--surface-soft); position: sticky; top: 0; box-shadow: inset 0 -1px 0 var(--border); }
.specs-table-comparador tbody tr:nth-child(even) { background: color-mix(in srgb, var(--surface-soft) 45%, transparent); }
@media (hover: hover) and (pointer: fine) {
  .specs-table-comparador tbody tr { transition: background 120ms ease; }
  .specs-table-comparador tbody tr:hover { background: color-mix(in srgb, var(--accent) 6%, transparent); }
}
.valor-mejor { color: var(--accent-2); font-weight: 800; }

/* =============================================================
   9. Guia / FAQ / textos legales
   ============================================================= */
.guia-contenido { max-width: 74ch; }
.guia-item { margin-bottom: 1.5rem; }
.faq-list { display: flex; flex-direction: column; gap: .75rem; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .9rem 1.1rem; }
.faq-item summary { cursor: pointer; font-weight: 700; }
.faq-item p { color: var(--ink-soft); margin-top: .6rem; }
.texto-legal { max-width: 70ch; display: flex; flex-direction: column; gap: 1rem; }
.texto-legal h2 { margin-top: 1rem; }

/* =============================================================
   10. Panel /admin
   ============================================================= */
.admin-body { background: var(--surface-soft); }
.admin-header { background: var(--surface); border-bottom: 1px solid var(--border); }
.admin-header-inner { display: flex; justify-content: space-between; align-items: center; padding-block: 1rem; }
.admin-header nav { display: flex; gap: 1.25rem; font-size: .9rem; font-weight: 600; }
.admin-main { padding-block: 2rem; }
.admin-mensaje { padding: .75rem 1rem; border-radius: var(--radius-sm); margin-bottom: 1.25rem; font-weight: 600; }
.admin-mensaje-ok { background: #eaf5ef; color: var(--accent-2); }
.admin-mensaje-error { background: var(--danger-ink); color: var(--danger); }

.admin-tabla { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.admin-tabla th, .admin-tabla td { padding: .8rem 1rem; border-bottom: 1px solid var(--border); text-align: left; font-size: .92rem; }
.admin-tabla tr:last-child td { border-bottom: none; }
.admin-acciones { display: flex; gap: 1rem; align-items: center; }
.admin-acciones form { display: inline; }
.admin-link-danger { color: var(--danger); font-weight: 600; text-decoration: underline; }

.admin-form fieldset {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.25rem 1.5rem; margin-bottom: 1.5rem; display: grid; gap: 1rem;
}
@media (min-width: 720px) { .admin-form fieldset { grid-template-columns: 1fr 1fr; } }
.admin-form legend { font-weight: 700; padding-inline: .4rem; color: var(--accent); }
.admin-campo { display: flex; flex-direction: column; gap: .35rem; font-weight: 600; font-size: .88rem; }
.admin-campo input, .admin-campo select, .admin-campo textarea {
  font: inherit; font-weight: 400; padding: .55rem .7rem; border: 1px solid var(--border);
  border-radius: var(--radius-sm); background: var(--bg); color: var(--ink);
  transition: border-color 160ms var(--ease-out);
}
.admin-campo input:focus, .admin-campo select:focus, .admin-campo textarea:focus { border-color: var(--accent); }
.admin-campo input[type="checkbox"] { width: 18px; height: 18px; }
.admin-ayuda { font-weight: 400; font-size: .78rem; color: var(--ink-soft); }

.admin-login { min-height: 100svh; display: flex; align-items: center; justify-content: center; padding: 1.5rem; }
.admin-login-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 2rem; max-width: 380px; width: 100%; display: flex; flex-direction: column; gap: 1rem;
}
.admin-login-card label { display: flex; flex-direction: column; gap: .35rem; font-weight: 600; font-size: .9rem; }
.admin-login-card input { font: inherit; padding: .6rem .75rem; border: 1px solid var(--border); border-radius: var(--radius-sm); }
.admin-error { color: var(--danger); font-size: .88rem; }

/* =============================================================
   11. Reveal on scroll (transform + opacity only)
   ============================================================= */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 500ms var(--ease-out), transform 500ms var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Cascada suave cuando varias cards entran juntas en un grid */
.grid .reveal:nth-child(2) { transition-delay: 60ms; }
.grid .reveal:nth-child(3) { transition-delay: 120ms; }
.grid .reveal:nth-child(4) { transition-delay: 180ms; }
.grid .reveal:nth-child(5) { transition-delay: 240ms; }
.grid .reveal:nth-child(n+6) { transition-delay: 280ms; }

/* =============================================================
   12. Reduced motion — mas suave, no cero
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { transform: none; transition: opacity 300ms var(--ease-out); transition-delay: 0ms; }
  .card:hover, .btn:active { transform: none; }
}

/* =============================================================
   13. Reduced transparency — material solido en vez de vidrio
   ============================================================= */
@media (prefers-reduced-transparency: reduce) {
  .site-header {
    background: var(--bg);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    border-bottom: 1px solid var(--border);
  }
  .site-header::after { display: none; }
}