/*
 * Clorofilia.me — assets/css/style.css
 * Estilo medieval-botánico. Compatible con todos los dispositivos.
 * Accesible (WCAG 2.1 AA). Con soporte para reducción de movimiento.
 */

/* ============================================================
   VARIABLES DE MARCA
============================================================ */
:root {
  /* Colores */
  --paper:       #f5f0e6;
  --paper-dark:  #ece4d0;
  --ink:         #2b241a;
  --ink-soft:    rgba(43,36,26,.72);
  --green:       #2f4f3a;
  --green-dark:  #1e3526;
  --gold:        #b08a3c;
  --gold-light:  #d4a84b;
  --wine:        #7b2f3b;
  --border:      rgba(43,36,26,.16);
  --shadow:      rgba(0,0,0,.09);
  --shadow-md:   rgba(0,0,0,.14);

  /* Tipografía */
  --font-gothic: 'UnifrakturMaguntia', 'Old English Text MT', cursive;
  --font-fell:   'IM Fell English', Georgia, serif;
  --font-body:   'Libre Baskerville', Georgia, 'Times New Roman', serif;

  /* Radios */
  --r-sm:  10px;
  --r-md:  16px;
  --r-lg:  22px;

  /* Transición */
  --tr: .18s ease;
}

/* ============================================================
   RESET
============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  color: var(--ink);

  background-image:
    url("/assets/img/ornaments/fondo-paper.png"),
    radial-gradient(ellipse 1400px 700px at 50% 0%, #fffbf2 0%, var(--paper) 52%, #e8dcc8 100%);
  line-height: 1.75;
  min-height: 100vh;
}
a  { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul  { list-style: none; }
button { cursor: pointer; font: inherit; }

/* ============================================================
   ACCESIBILIDAD
============================================================ */
.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;
}
:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}
.skip-link {
  position: absolute; top: -100%; left: 0;
  background: var(--green); color: #fff;
  padding: 10px 18px; font-size: 14px;
  z-index: 9999; border-radius: 0 0 8px 0;
  font-family: var(--font-fell);
}
.skip-link:focus { top: 0; }

/* Reducción de movimiento */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ============================================================
   LAYOUT
============================================================ */
.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

/* ============================================================
   HEADER
============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: linear-gradient(to bottom,
    rgba(245,240,230,.97) 0%,
    rgba(245,240,230,.90) 100%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 18px var(--shadow);
  transition: box-shadow var(--tr);
}

.header-top {
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 10px 0; gap: 16px;
}

/* Brand */
.brand {
  display: flex; align-items: center; gap: 10px;
}
.brand-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  background: linear-gradient(145deg, #fff8ea, #ecd9b2);
  box-shadow: 0 4px 10px rgba(176,138,60,.14);
  font-family: var(--font-gothic); font-size: 22px;
  color: var(--green); flex-shrink: 0;
  transition: box-shadow var(--tr);
}
.brand:hover .brand-mark,
.brand:focus-visible .brand-mark {
  box-shadow: 0 6px 18px rgba(176,138,60,.28);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name {
  font-family: var(--font-gothic); font-size: 20px;
  color: var(--green); letter-spacing: .5px;
}
.brand-tagline {
  font-family: var(--font-fell); font-style: italic;
  font-size: 11px; color: var(--gold); letter-spacing: .5px;
}
.brand-logo {
  height: 40px;
  width: auto;
  display: block;
}

.header-actions { display: flex; align-items: center; gap: 10px; }

.header-search {
  display: flex; align-items: center;
  background: rgba(255,255,255,.55);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 7px 12px; gap: 8px;
  transition: border-color var(--tr), box-shadow var(--tr);
}
.header-search:focus-within {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(176,138,60,.15);
}
.header-search input {
  border: none; background: transparent;
  font-family: var(--font-body); font-size: 13.5px;
  color: var(--ink); width: 170px; outline: none;
}
.header-search input::placeholder { color: var(--ink-soft); }
.search-icon { color: var(--ink-soft); font-size: 13px; }

/* Hamburguesa */
.nav-toggle {
  display: none;
  flex-direction: column; gap: 4px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.45);
  border-radius: var(--r-sm);
  padding: 9px 10px;
  transition: background var(--tr);
}
.nav-toggle:hover { background: rgba(255,255,255,.8); }
.nav-toggle span {
  display: block; width: 20px; height: 2px;
  background: var(--ink); border-radius: 2px;
}

/* ============================================================
   NAVEGACIÓN
============================================================ */
.main-nav {
  display: flex; align-items: center;
  gap: 4px; padding: 6px 0 10px; flex-wrap: wrap;
}
.nav-item {
  padding: 8px 12px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  font-family: var(--font-fell); font-size: 14px;
  letter-spacing: .3px; color: var(--ink);
  background: none; transition: all var(--tr);
  white-space: nowrap;
}
.nav-item:hover, .nav-item:focus-visible {
  border-color: var(--border);
  background: rgba(255,255,255,.55); color: var(--green);
}
.nav-item.active {
  border-color: rgba(176,138,60,.38);
  background: rgba(255,255,255,.45); color: var(--green);
  box-shadow: 0 4px 12px rgba(176,138,60,.12);
}

/* Dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown-btn { display: flex; align-items: center; gap: 4px; }
.chev { font-size: 10px; transition: transform .2s; }
.nav-dropdown:hover .chev,
.nav-dropdown.is-open .chev { transform: rotate(180deg); }

.nav-panel {
  position: absolute; top: calc(100% + 6px); left: 0;
  width: 230px; padding: 8px;
  background: rgba(248,244,235,.98);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: 0 16px 36px rgba(0,0,0,.14);
  display: none; z-index: 50;
}
.nav-dropdown:hover .nav-panel,
.nav-dropdown.is-open .nav-panel { display: block; }
.nav-panel a {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; border-radius: var(--r-sm);
  font-family: var(--font-fell); font-size: 13.5px;
  transition: background var(--tr), color var(--tr);
}
.nav-panel a:hover, .nav-panel a:focus-visible {
  background: rgba(255,255,255,.7); color: var(--green);
}
.nav-panel-divider { height: 1px; background: var(--border); margin: 6px 0; }

.nav-cta {
  margin-left: auto;
  background: linear-gradient(145deg, #d7b260, var(--gold));
  color: var(--ink) !important;
  border-color: rgba(176,138,60,.35) !important;
  box-shadow: 0 6px 18px rgba(176,138,60,.22);
}
.nav-cta:hover, .nav-cta:focus-visible {
  box-shadow: 0 8px 24px rgba(176,138,60,.38) !important;
  transform: translateY(-1px);
}

/* ============================================================
   ORNAMENTOS / DIVISORES
============================================================ */
.ornament-divider {
  display: flex; align-items: center; gap: 10px;
  margin: 6px 0 18px;
  color: var(--gold); font-size: 14px; opacity: .7;
}
.ornament-divider::before, .ornament-divider::after {
  content: ''; flex: 1; height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
  opacity: .55;
}
.section-divider {
  height: 20px; margin: 20px 0;
  background: linear-gradient(to right,
    transparent 0%,
    rgba(176,138,60,.28) 15%,
    rgba(43,36,26,.18) 50%,
    rgba(176,138,60,.28) 85%,
    transparent 100%);
  border-radius: 999px;
}

/* ============================================================
   SECCIONES
============================================================ */
.hero    { padding: 30px 0 14px; }
.section { padding: 18px 0 14px; }

.hero-inner {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 24px; align-items: start;
}
.hero-brand { text-align: center; padding: 16px 0; }
.hero-title {
  font-family: var(--font-gothic);
  font-size: clamp(50px, 8vw, 86px);
  color: var(--green); line-height: 1;
  text-shadow: 0 2px 8px rgba(0,0,0,.07);
  margin-bottom: 12px;
}
.hero-subtitle {
  font-family: var(--font-fell); font-style: italic;
  font-size: 17px; color: var(--ink-soft);
  max-width: 380px; margin: 0 auto 16px; line-height: 1.65;
}
.hero-pills {
  display: flex; flex-wrap: wrap; gap: 8px;
  justify-content: center; margin-bottom: 8px;
}
.hero-pill {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 12px; border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.45);
  font-family: var(--font-fell); font-size: 12.5px;
  color: var(--ink-soft); transition: all var(--tr);
}
.hero-pill:hover {
  border-color: var(--gold); background: rgba(255,255,255,.7);
  color: var(--green);
}

/* Seal hero */
.hero-seal {
  background: rgba(255,255,255,.42);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: 0 20px 40px var(--shadow-md);
  padding: 24px 22px 26px; position: relative; overflow: hidden;
}
.hero-seal::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(to right, var(--gold), var(--green), var(--gold));
  opacity: .55;
}
.seal-ornament {
  text-align: center; font-size: 17px;
  color: var(--gold); margin-bottom: 10px; letter-spacing: 6px;
}
.seal-title {
  font-family: var(--font-gothic); font-size: 28px;
  color: var(--green); text-align: center; margin-bottom: 10px;
}
.seal-text {
  font-family: var(--font-fell); font-style: italic;
  font-size: 15px; color: var(--ink-soft);
  text-align: center; line-height: 1.7; margin-bottom: 18px;
}
.seal-actions { display: flex; flex-direction: column; gap: 10px; }

.hero-cats {
  display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px;
}
.hero-cat {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.45);
  font-family: var(--font-fell); font-size: 13px;
  transition: all var(--tr);
}
.hero-cat:hover, .hero-cat:focus-visible {
  border-color: var(--gold); background: rgba(255,255,255,.8);
  color: var(--green); box-shadow: 0 4px 12px var(--shadow);
}

/* Section headers */
.section-header { margin-bottom: 18px; }
.section-eyebrow {
  font-family: var(--font-fell); font-size: 10.5px;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--gold); margin-bottom: 6px;
}
.section-title {
  font-family: var(--font-gothic);
  font-size: clamp(26px, 5vw, 42px);
  color: var(--green); line-height: 1.1; margin-bottom: 6px;
}
.section-desc {
  font-family: var(--font-fell); font-style: italic;
  font-size: 15.5px; color: var(--ink-soft);
}

/* ============================================================
   BOTONES
============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 11px 18px;
  border-radius: var(--r-md); border: 1px solid var(--border);
  font-family: var(--font-fell); font-size: 14px;
  letter-spacing: .4px; cursor: pointer;
  transition: all var(--tr); white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(145deg, #d4a840, var(--gold));
  color: var(--ink); border-color: rgba(176,138,60,.4);
  box-shadow: 0 8px 20px rgba(176,138,60,.24);
}
.btn-primary:hover, .btn-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(176,138,60,.35);
}
.btn-ghost {
  background: rgba(255,255,255,.4); color: var(--ink);
}
.btn-ghost:hover, .btn-ghost:focus-visible {
  background: rgba(255,255,255,.75);
  border-color: rgba(176,138,60,.4);
}

/* ============================================================
   GRID
============================================================ */
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 14px; }

/* ============================================================
   CARDS
============================================================ */
.card {
  background: rgba(255,255,255,.38);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: 0 10px 22px var(--shadow);
  padding: 20px; position: relative; overflow: hidden;
  transition: transform var(--tr), box-shadow var(--tr);
}
.card::after {
  content: ''; position: absolute; inset: 0;
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, rgba(255,255,255,.18) 0%, transparent 60%);
  pointer-events: none;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 20px 36px var(--shadow-md); }

.card-badge {
  display: inline-block; margin-bottom: 10px;
  font-family: var(--font-fell); font-size: 10.5px;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--ink-soft);
  background: rgba(176,138,60,.1);
  border: 1px solid rgba(176,138,60,.28);
  padding: 3px 10px; border-radius: 999px;
}
.card-icon {
  font-size: 32px; margin-bottom: 10px;
  display: block; line-height: 1;
}
.card-title {
  font-family: var(--font-fell); font-size: 17px; font-weight: 700;
  color: var(--ink); margin-bottom: 6px; line-height: 1.3;
}
.card-text {
  font-family: var(--font-fell); font-style: italic;
  font-size: 13.5px; color: var(--ink-soft);
  line-height: 1.65; margin-bottom: 12px;
}
.card-link {
  font-family: var(--font-fell); font-size: 13px;
  color: var(--green); font-weight: 700; letter-spacing: .3px;
  display: inline-flex; align-items: center; gap: 4px;
  border-bottom: 1px solid rgba(47,79,58,.3);
  transition: all var(--tr);
}
.card-link:hover, .card-link:focus-visible {
  border-bottom-color: var(--green); gap: 8px;
}

/* Category card */
.cat-card { text-align: center; padding: 24px 16px; }
.cat-card .card-icon { margin: 0 auto 12px; font-size: 36px; }

/* Product card */
.product-card { padding: 18px 18px 20px; }
.btn-amazon {
  display: flex; align-items: center; justify-content: center;
  gap: 6px; width: 100%; padding: 10px;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: rgba(255,255,255,.55);
  font-family: var(--font-fell); font-size: 13px; font-weight: 700;
  letter-spacing: .4px; color: var(--ink); transition: all var(--tr);
}
.btn-amazon:hover, .btn-amazon:focus-visible {
  background: linear-gradient(145deg, #ffeaa0, #f5d670);
  border-color: rgba(176,138,60,.5);
  box-shadow: 0 6px 16px rgba(176,138,60,.2);
}

/* Blog card */
.blog-card { padding: 20px; }

/* Herbario highlight */
.herbario-card {
  padding: 30px 28px; text-align: center;
  background: linear-gradient(145deg,
    rgba(47,79,58,.05) 0%, rgba(255,255,255,.4) 50%, rgba(176,138,60,.05) 100%);
}
.herbario-card .section-title { font-size: clamp(28px, 5vw, 46px); margin-bottom: 12px; }
.herbario-card .section-desc  { max-width: 500px; margin: 0 auto 22px; font-size: 16px; }
.herbario-card .btn { margin: 0 auto; max-width: 280px; display: flex; }

/* Disclaimer Amazon */
.disclaimer {
  margin-top: 14px;
  font-family: var(--font-fell); font-style: italic;
  font-size: 12px; color: var(--ink-soft);
  border-left: 3px solid rgba(176,138,60,.45);
  padding-left: 12px; line-height: 1.5;
}

/* Google Ads placeholder */
.ad-unit {
  background: rgba(255,255,255,.3);
  border: 1px dashed rgba(176,138,60,.3);
  border-radius: var(--r-md); padding: 16px;
  text-align: center; margin: 14px 0;
  font-family: var(--font-fell); font-style: italic;
  font-size: 12px; color: rgba(43,36,26,.35);
  min-height: 90px; display: flex; align-items: center; justify-content: center;
}

/* ============================================================
   FOOTER
============================================================ */
.site-footer {
  margin-top: 36px;
  background: linear-gradient(to top,
    rgba(47,79,58,.07) 0%, rgba(245,240,230,.96) 100%);
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 24px; padding: 30px 0 22px;
}
.footer-logo {
  display: block; margin-bottom: 10px;
  font-family: var(--font-gothic); font-size: 26px;
  color: var(--green);
}
.footer-brand p {
  font-family: var(--font-fell); font-style: italic;
  font-size: 13.5px; color: var(--ink-soft);
  line-height: 1.7; max-width: 260px;
}
.footer-col h4 {
  font-family: var(--font-fell); font-size: 10.5px;
  letter-spacing: 2.5px; text-transform: uppercase;
  color: var(--gold); margin-bottom: 14px;
}
.footer-col li { margin-bottom: 8px; }
.footer-col a {
  font-family: var(--font-fell); font-style: italic;
  font-size: 14px; color: var(--ink-soft);
  transition: color var(--tr);
}
.footer-col a:hover, .footer-col a:focus-visible { color: var(--green); }

.footer-bottom {
  border-top: 1px solid var(--border); padding: 14px 0;
  display: flex; align-items: center;
  justify-content: space-between;
  flex-wrap: wrap; gap: 10px;
}
.footer-copy {
  font-family: var(--font-fell); font-size: 12px; color: var(--ink-soft);
}
.footer-seal {
  font-family: var(--font-fell); font-style: italic;
  font-size: 13px; color: var(--green); font-weight: 700;
}

/* ============================================================
   COOKIE BANNER
============================================================ */
.cookie-banner {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 9990;
  background: rgba(35,28,18,.96); color: #f5f0e6;
  padding: 14px 20px;
  display: flex; align-items: center;
  justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  font-family: var(--font-fell); font-size: 13.5px;
  border-top: 2px solid var(--gold);
  box-shadow: 0 -8px 24px rgba(0,0,0,.22);
}
.cookie-banner p { line-height: 1.5; max-width: 680px; }
.cookie-banner a { color: var(--gold-light); text-decoration: underline; }
.cookie-actions { display: flex; gap: 10px; }
.cookie-accept {
  background: var(--gold); color: var(--ink);
  border: none; border-radius: var(--r-sm);
  padding: 9px 20px;
  font-family: var(--font-fell); font-size: 13.5px; font-weight: 700;
  transition: background var(--tr);
}
.cookie-accept:hover { background: var(--gold-light); }
.cookie-reject {
  background: transparent; color: #f5f0e6;
  border: 1px solid rgba(245,240,230,.28);
  border-radius: var(--r-sm);
  padding: 9px 14px;
  font-family: var(--font-fell); font-size: 13.5px;
  transition: border-color var(--tr);
}
.cookie-reject:hover { border-color: rgba(245,240,230,.6); }

/* ============================================================
   BREADCRUMB
============================================================ */
.breadcrumb {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  margin-bottom: 18px;
  font-family: var(--font-fell); font-size: 12.5px; color: var(--ink-soft);
}
.breadcrumb a { color: var(--green); transition: opacity var(--tr); }
.breadcrumb a:hover { opacity: .75; }
.breadcrumb-sep { color: var(--gold); }

/* ============================================================
   FICHA DE PLANTA
============================================================ */
.plant-header {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: 24px; align-items: start; margin-bottom: 24px;
}
.plant-img {
  border-radius: var(--r-lg);
  box-shadow: 0 16px 36px var(--shadow-md);
  width: 100%; aspect-ratio: 4/3;
  object-fit: cover;
}
.plant-img-placeholder {
  border-radius: var(--r-lg);
  background: rgba(47,79,58,.08);
  border: 1px solid var(--border);
  width: 100%; aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  font-size: 64px;
}
.plant-meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.plant-tag {
  padding: 4px 12px; border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.45);
  font-family: var(--font-fell); font-size: 12px; color: var(--ink-soft);
}
.plant-info-grid {
  display: grid; grid-template-columns: repeat(2,1fr);
  gap: 12px; margin: 16px 0;
}
.plant-info-item {
  background: rgba(255,255,255,.4);
  border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 14px;
}
.plant-info-label {
  font-family: var(--font-fell); font-size: 10px;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--gold); margin-bottom: 4px;
}
.plant-info-value {
  font-family: var(--font-fell); font-size: 14px; color: var(--ink);
}

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 1020px) {
  .grid-4     { grid-template-columns: repeat(2,1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .main-nav {
    display: none; flex-direction: column;
    align-items: stretch; padding-bottom: 16px;
  }
  .main-nav.is-open { display: flex; }
  .nav-cta { margin-left: 0; }
  .nav-panel {
    position: static; width: auto;
    box-shadow: none; margin-top: 4px; display: none;
  }
  .nav-dropdown.is-open .nav-panel { display: block; }
  .hero-inner { grid-template-columns: 1fr; }
  .header-search { display: none; }
  .plant-header { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .footer-inner    { grid-template-columns: 1fr; }
  .footer-bottom   { flex-direction: column; text-align: center; }
  .hero-title      { font-size: 52px; }
  .plant-info-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   ANIMACIONES
============================================================ */
@keyframes fadeUp {
  from { opacity:0; transform: translateY(18px); }
  to   { opacity:1; transform: translateY(0);    }
}
.hero-brand { animation: fadeUp .65s ease both; }
.hero-seal  { animation: fadeUp .65s .12s ease both; }