/* Reinita Amarilla Librería — Estilos globales */

/* Google Fonts — Playfair Display, Space Mono, Lato */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,700;0,900;1,700;1,900&family=Space+Mono:ital,wght@0,400;0,700;1,400&family=Lato:wght@300;400;700;900&display=swap');

/* CSS Custom Properties — paleta de marca en OKLCH */
:root {
  --color-amarillo:       oklch(82% 0.18 85);
  --color-amarillo-claro: oklch(92% 0.13 90);
  --color-naranja:        oklch(67% 0.19 47);
  --color-naranja-claro:  oklch(76% 0.14 52);
  --color-negro:          oklch(16% 0.005 270);
  --color-verde:          oklch(65% 0.16 145);
  --color-crema:          oklch(98% 0.022 88);
  --color-blanco:         oklch(99% 0.01 90);

  --font-display: 'Playfair Display', Georgia, serif;
  --font-mono:    'Space Mono', monospace;
  --font-body:    'Lato', system-ui, sans-serif;
}

/* Base */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; font-family: var(--font-body); }

body {
  background-color: #FFF8E7;
  color: #1A1A1A;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* Typography helpers */
.font-display { font-family: var(--font-display) !important; }
.font-mono    { font-family: var(--font-mono)    !important; }
.font-body    { font-family: var(--font-body)    !important; }

/* Category blocks */
.cat-block {
  cursor: pointer;
  transition: filter 200ms ease-out, transform 200ms ease-out;
  text-decoration: none;
  display: block;
}
.cat-block:hover { filter: brightness(1.08); transform: translateY(-3px); }
.cat-block:focus-visible {
  outline: 3px solid #F5C800;
  outline-offset: 2px;
}

/* Book card */
.book-card {
  transition: box-shadow 200ms ease-out, transform 200ms ease-out;
}
.book-card:hover {
  box-shadow: 0 10px 32px rgba(26, 26, 26, 0.12);
  transform: translateY(-3px);
}

/* Price display */
.price-original {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: #9E9E9E;
  text-decoration: line-through;
  display: block;
  margin-bottom: 2px;
}
.price-current {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.25rem;
  color: #1A1A1A;
}
.price-current.sale { color: #F07020; }

/* Badge */
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 7px;
  border-radius: 3px;
  line-height: 1.4;
}

/* Line-clamp fallback */
.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Scrollbar hide */
.scrollbar-hide::-webkit-scrollbar { display: none; }
.scrollbar-hide { -ms-overflow-style: none; scrollbar-width: none; }

/* Category filter tabs — active state */
.filter-tab { cursor: pointer; }
.filter-tab.active {
  background-color: #1A1A1A;
  color: #F5C800;
}

/* Mobile menu — slide-in on open */
#mobile-menu { display: none; }
#mobile-menu.open {
  display: block;
  animation: menuReveal 220ms ease-out forwards;
}
@keyframes menuReveal {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Nav responsive — show desktop nav on md+ (shared across all pages) */
@media (min-width: 768px) {
  #desktop-nav  { display: flex !important; }
  #nav-wa-btn   { display: flex !important; }
  #nav-brand    { display: block !important; }
  #menu-btn     { display: none !important; }
  .wa-float     { display: none !important; }
}

/* Nav link hover underline */
.nav-link {
  position: relative;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #1A1A1A;
  transition: color 200ms ease-out;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: #F07020;
  transition: width 200ms ease-out;
}
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }
.nav-link:hover { color: #F07020; }

/* Hero background decoration */
.hero-pattern {
  background-image: radial-gradient(circle at 20% 80%, rgba(245,200,0,0.06) 0%, transparent 50%),
                    radial-gradient(circle at 80% 20%, rgba(240,112,32,0.04) 0%, transparent 50%);
}

/* Section heading accent line */
.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #F07020;
  margin-bottom: 0.5rem;
}

/* Focus rings — brand-consistent keyboard nav */
#menu-btn:focus-visible {
  outline: 3px solid #F07020;
  outline-offset: 2px;
}
.filter-tab:focus-visible {
  outline: 3px solid #F5C800;
  outline-offset: 2px;
}
.wa-btn:focus-visible,
.wa-submit-btn:focus-visible {
  outline: 3px solid #1A1A1A;
  outline-offset: 2px;
}

/* WhatsApp buttons — CSS hover (replaces inline onmouseover handlers) */
.wa-btn:hover        { background: #1da851 !important; }
.wa-submit-btn:hover { background: #1da851 !important; }

/* Footer links — reveal on hover */
footer a:hover { color: #FFFEF7 !important; }

/* Input placeholder */
::placeholder { color: rgba(26,26,26,0.35); }

/* WhatsApp float button (mobile) */
.wa-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 50;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  transition: transform 200ms ease-out, box-shadow 200ms ease-out;
  cursor: pointer;
}
.wa-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

/* ═══════════════════════════════════════════════════════
   AMAZON-STYLE REDESIGN
   ═══════════════════════════════════════════════════════ */

/* ─── Secondary nav (barra 2 del header) ─────────────── */
.secondary-nav { display: none; background: #232F3E; border-bottom: 1px solid rgba(255,255,255,0.06); }
@media (min-width: 768px) { .secondary-nav { display: block; } }
.secondary-nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 36px;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.secondary-nav a {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  white-space: nowrap;
  padding: 4px 2px;
  border-bottom: 2px solid transparent;
  transition: color 150ms, border-color 150ms;
}
.secondary-nav a:hover { color: #F5C800; }
.secondary-nav a.active { color: #F5C800; border-bottom-color: #F5C800; }
.secondary-nav-tagline {
  margin-left: auto;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
  white-space: nowrap;
}

/* ─── Category drawer button (☰ Categorías) ──────────── */
.cat-drawer-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 6px;
  cursor: pointer;
  color: #FFFEF7;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 7px 12px;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background 150ms, border-color 150ms;
}
.cat-drawer-btn:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.35); }

/* ─── Nav bar inner: 3-column symmetric layout ───────── */
.nav-bar-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
  height: 60px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}
@media (min-width: 768px) {
  .nav-bar-inner {
    display: grid;
    grid-template-columns: 1fr minmax(300px, 560px) 1fr;
    gap: 1.25rem;
    align-items: center;
  }
  .nav-right { margin-left: 0; justify-content: flex-end; }
  .nav-bar-inner .nav-search { width: 100%; max-width: none; flex: none; }
}

/* ─── Nav search bar ─────────────────────────────────── */
.nav-search {
  flex: 1;
  display: flex;
  align-items: stretch;
  max-width: 580px;
  border-radius: 8px;
  overflow: hidden;
  background: #FFFEF7;
}
.nav-search input {
  flex: 1;
  border: none;
  outline: none;
  padding: 9px 14px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: #1A1A1A;
  background: transparent;
  min-width: 0;
}
.nav-search button {
  background: #F07020;
  border: none;
  cursor: pointer;
  padding: 0 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 150ms;
  flex-shrink: 0;
}
.nav-search button:hover { background: #d96010; }

/* Hide nav-search on mobile */
@media (max-width: 767px) { .nav-search { display: none !important; } }

/* ─── Category Drawer ────────────────────────────────── */
.cat-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms ease;
}
.cat-drawer-overlay.open { opacity: 1; pointer-events: auto; }

.cat-panel {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 280px;
  background: #1A1A1A;
  z-index: 201;
  transform: translateX(-100%);
  transition: transform 280ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.cat-panel.open { transform: translateX(0); }

.cat-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  flex-shrink: 0;
}
.cat-panel-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #F5C800;
}
.cat-panel-close {
  background: none;
  border: none;
  cursor: pointer;
  color: rgba(255,255,255,0.55);
  font-size: 1.375rem;
  line-height: 1;
  padding: 2px 6px;
  border-radius: 4px;
  transition: color 150ms;
}
.cat-panel-close:hover { color: #FFFEF7; }

.cat-panel nav { padding: 6px 0; flex: 1; }
.cat-panel-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 18px;
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  border-left: 3px solid transparent;
  transition: background 150ms, color 150ms, border-color 150ms;
}
.cat-panel-link:hover { background: rgba(255,255,255,0.06); color: #F5C800; border-left-color: #F5C800; }
.cat-panel-emoji { font-size: 1.15rem; width: 24px; text-align: center; flex-shrink: 0; }

/* ─── Category badge: neutral + colored left border ─── */
.badge-cat {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 7px 3px 6px;
  border-radius: 3px;
  background: rgba(26,26,26,0.07);
  color: #1A1A1A;
  line-height: 1.4;
  border-left: 3px solid var(--cat-color, #9E9E9E);
}

/* ─── Category cards on index (dark, uniform) ────────── */
.cat-card {
  background: #1E1E1E;
  border-radius: 12px;
  padding: 1.35rem 0.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  border-bottom: 3px solid transparent;
  transition: background 180ms, border-color 180ms, transform 180ms;
}
.cat-card:hover { background: #2A2A2A; border-bottom-color: #F5C800; transform: translateY(-2px); }
.cat-card:focus-visible { outline: 3px solid #F5C800; outline-offset: 2px; }
.cat-card-emoji { font-size: 1.65rem; line-height: 1; }
.cat-card-name {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.78);
  text-align: center;
}

/* ─── Catalog sidebar (desktop only) ─────────────────── */
@media (max-width: 767px) { .cat-tabs-row { display: flex !important; } .catalog-sidebar { display: none !important; } }
@media (min-width: 768px) { .cat-tabs-row { display: none !important; } }

.catalog-layout {
  display: block;
  max-width: 1280px;
  margin: 0 auto;
}
@media (min-width: 768px) {
  .catalog-layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    align-items: start;
  }
}
.catalog-sidebar {
  background: #FFFEF7;
  border-right: 1px solid rgba(26,26,26,0.08);
  padding: 1.5rem 1rem 3rem;
  position: sticky;
  top: 132px;
  max-height: calc(100vh - 132px);
  overflow-y: auto;
}
.sidebar-section-title {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: rgba(26,26,26,0.45);
  margin: 0 0 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(26,26,26,0.1);
}
.sidebar-cat-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 8px;
  border-radius: 6px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: #1A1A1A;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  transition: background 150ms;
}
.sidebar-cat-btn:hover { background: rgba(26,26,26,0.05); }
.sidebar-cat-btn.active { background: rgba(245,200,0,0.15); font-weight: 700; }
.sidebar-cat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ─── FAQ Acordeón ────────────────────────────────────── */
.faq-item { border-bottom: 1px solid rgba(26,26,26,0.09); }
.faq-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 18px 0;
  text-align: left;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  color: #1A1A1A;
  transition: color 150ms;
}
.faq-btn:hover, .faq-btn.open { color: #F07020; }
.faq-chevron { flex-shrink: 0; transition: transform 400ms ease; }
.faq-btn.open .faq-chevron { transform: rotate(180deg); }
.faq-answer {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transform: translateY(-4px);
  transition: max-height 380ms ease, opacity 300ms ease, transform 300ms ease;
  font-size: 0.9375rem;
  color: rgba(26,26,26,0.68);
  line-height: 1.75;
  padding-right: 2.5rem;
}
.faq-answer.open { max-height: 300px; opacity: 1; transform: translateY(0); padding-bottom: 18px; }

/* ─── Testimonials ────────────────────────────────────── */
.testimonial-card {
  background: #FFFEF7;
  border: 1px solid rgba(26,26,26,0.09);
  border-radius: 16px;
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: box-shadow 200ms, transform 200ms;
}
.testimonial-card:hover { box-shadow: 0 6px 24px rgba(26,26,26,0.09); transform: translateY(-2px); }
.testimonial-text { font-size: 0.9375rem; line-height: 1.75; color: #1A1A1A; flex: 1; }
.testimonial-footer { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.testimonial-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: #F5C800;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 0.8rem; color: #1A1A1A;
  flex-shrink: 0;
}
.testimonial-name { font-size: 0.875rem; font-weight: 700; color: #1A1A1A; }
.testimonial-sep { width: 4px; height: 4px; border-radius: 50%; background: rgba(26,26,26,0.25); flex-shrink: 0; }
.testimonial-role { font-size: 0.8125rem; color: rgba(26,26,26,0.5); }