/* ============================================================
   EcoCampo — style.css  v3
   Paleta: Material Design 3 / Stitch verde lima
   Tipografía: Manrope (headline) + Inter (body)
   ============================================================

   ÍNDICE
   01. Variables / Design Tokens
   02. Reset & Base
   03. Tipografía global
   04. Utilidades globales
   05. Botones (sistema unificado)
   06. Utility Bar
   07. Header & Navegación
   08. Hero
   09. Trust Bar
   10. Beneficios
   11. Productos
   12. Certificaciones
   13. Casos de Éxito
   14. Servicios
   15. Contacto
   16. Footer
   17. Botones flotantes
   18. Scroll Reveal
   19. Responsive
   ============================================================ */


/* ── 01. VARIABLES / DESIGN TOKENS ───────────────────────── */
:root {
  /* Paleta principal */
  --color-primary:              #386800;
  --color-primary-container:    #4b830d;
  --color-primary-fixed:        #b4f577;
  --color-on-primary:           #ffffff;
  --color-on-primary-container: #fcfff0;

  /* Paleta secundaria */
  --color-secondary:            #506600;
  --color-secondary-container:  #caee5d;
  --color-secondary-fixed:      #ccf05f;
  --color-on-secondary-fixed:   #161e00;

  /* Superficies */
  --color-surface:              #f7faf5;
  --color-surface-low:          #f1f4ef;
  --color-surface-container:    #ecefea;
  --color-surface-high:         #e6e9e4;
  --color-surface-white:        #ffffff;

  /* Texto */
  --color-on-surface:           #191c1a;
  --color-on-surface-variant:   #424939;
  --color-outline:              #727a68;
  --color-outline-variant:      #c2c9b5;

  /* Acento tierra */
  --color-tertiary:             #785447;
  --color-tertiary-fixed:       #ffdbcf;
  --color-on-tertiary-fixed:    #2e150b;

  /* Inversas / errores */
  --color-inverse-surface:      #2d312e;
  --color-error:                #ba1a1a;

  /* Tipografía */
  --font-headline: 'Manrope', sans-serif;
  --font-body:     'Inter', sans-serif;

  /* Escala tipográfica */
  --text-xs:   0.70rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.15rem;
  --text-xl:   1.35rem;
  --text-2xl:  1.5rem;
  --text-h2:   clamp(2rem, 4vw, 3rem);
  --text-h1:   clamp(2.5rem, 6vw, 4.5rem);

  /* Pesos */
  --fw-regular:   400;
  --fw-medium:    500;
  --fw-semibold:  600;
  --fw-bold:      700;
  --fw-extrabold: 800;

  /* Espaciado */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Layout */
  --px:         1.5rem;
  --max-w:      1280px;
  --section-py: 6rem;
  --header-h:   80px;

  /* Radios */
  --radius-sm:   0.25rem;
  --radius-md:   0.5rem;
  --radius-lg:   1.5rem;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-card:     0 40px 60px -15px rgba(25,28,26,0.05);
  --shadow-dropdown: 0 8px 32px rgba(25,28,26,0.12);
}


/* ── 02. RESET & BASE ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--fw-regular);
  line-height: 1.7;
  background: var(--color-surface);
  color: var(--color-on-surface);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a   { text-decoration: none; color: inherit; }
ul  { list-style: none; }


/* ── 03. TIPOGRAFÍA GLOBAL ────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-headline);
  font-weight: var(--fw-extrabold);
  line-height: 1.1;
  color: var(--color-on-surface);
}
h1 { font-size: var(--text-h1); }
h2 { font-size: var(--text-h2); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-base); font-weight: var(--fw-bold); }
p  { font-size: var(--text-base); line-height: 1.7; }

/* Material Symbols */
.ms {
  font-family: 'Material Symbols Outlined';
  font-size: 1.1rem;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  line-height: 1;
  user-select: none;
}


/* ── 04. UTILIDADES GLOBALES ──────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--px);
}
.section        { padding-block: var(--section-py); }
.section-anchor { scroll-margin-top: var(--header-h); }

.label-tag {
  display: block;
  font-family: var(--font-headline);
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-tertiary);
}
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  background: var(--color-secondary-container);
  color: #3c4d00;
}
.badge--tertiary {
  background: var(--color-tertiary-fixed);
  color: var(--color-on-tertiary-fixed);
}
.card {
  background: var(--color-surface-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--space-xl);
}
.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-header h2 { margin-top: 0.75rem; }


/* ── 05. BOTONES (sistema unificado) ──────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: var(--font-headline);
  font-weight: var(--fw-bold);
  font-size: var(--text-base);
  border: none;
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: filter 0.2s, transform 0.1s;
  text-decoration: none;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
  padding: 1rem 2rem;
}
.btn-primary:hover { filter: brightness(1.12); }

/* Variante pequeña para header */
.btn-primary-sm {
  background: var(--color-primary);
  color: var(--color-on-primary);
  padding: 0.65rem 1.4rem;
  font-size: var(--text-sm);
  border-radius: var(--radius-full);
  font-family: var(--font-headline);
  font-weight: var(--fw-bold);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  transition: filter 0.2s;
}
.btn-primary-sm:hover { filter: brightness(1.12); }

.btn-secondary {
  background: var(--color-secondary-fixed);
  color: var(--color-on-secondary-fixed);
  padding: 1rem 2rem;
}
.btn-secondary:hover { filter: brightness(1.08); }

.btn-ghost {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(12px);
  border: 1.5px solid rgba(255,255,255,0.25);
  color: #fff;
  padding: 1rem 2rem;
}
.btn-ghost:hover { background: rgba(255,255,255,0.22); }

.btn-text {
  background: none;
  color: var(--color-primary);
  padding: 0;
  font-weight: var(--fw-bold);
  font-size: var(--text-sm);
  border-radius: 0;
  justify-content: flex-start;
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  border: none;
}
.btn-text .icon { transition: transform 0.2s; }
.btn-text:hover .icon { transform: translateX(4px); }

/* Submit del formulario */
.btn-submit {
  width: 100%;
  justify-content: center;
  padding: 1.1rem 2rem;
}


/* ── 06. UTILITY BAR ──────────────────────────────────────── */
#utility-bar {
  background: var(--color-primary);
  color: var(--color-on-primary);
  font-size: var(--text-xs);
  font-weight: var(--fw-medium);
  letter-spacing: 0.04em;
  padding: 0.5rem var(--px);
}
#utility-bar .inner {
  max-width: var(--max-w);
  margin-inline: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}
#utility-bar .left,
#utility-bar .right { display: flex; align-items: center; gap: var(--space-lg); }
#utility-bar a { color: inherit; opacity: 0.85; }
#utility-bar a:hover { opacity: 1; color: var(--color-secondary-fixed); }
.icon-text { display: flex; align-items: center; gap: 0.4rem; }

/* Íconos sociales — reutilizados en utility bar y footer */
.social-icons { display: flex; align-items: center; gap: var(--space-md); }
.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  opacity: 0.8;
  color: var(--color-on-primary);
  transition: opacity 0.2s, color 0.2s;
}
.social-icon:hover { opacity: 1; color: var(--color-secondary-fixed); }
.social-icon svg { width: 1rem; height: 1rem; fill: currentColor; }
.social-icon--disabled { cursor: default; pointer-events: none; opacity: 0.45; }


/* ── 07. HEADER & NAVEGACIÓN ──────────────────────────────── */
#site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247,250,245,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--color-outline-variant);
  transition: background 0.3s;
}
#site-header.scrolled { background: rgba(247,250,245,0.97); }

.nav-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding: 1rem var(--px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.nav-logo { display: flex; align-items: center; }
.nav-logo img { height: 4.5rem; width: auto; object-fit: contain; }

.nav-links { display: flex; align-items: center; gap: var(--space-xl); }
.nav-links a {
  font-family: var(--font-headline);
  font-weight: var(--fw-semibold);
  font-size: var(--text-sm);
  color: var(--color-on-surface-variant);
  padding-bottom: 0.2rem;
  transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-secondary);
}

/* Acciones derecha del nav */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Dropdown Productos */
.nav-dropdown { position: relative; }
.nav-dropdown > a {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav-dropdown > a::after {
  content: 'expand_more';
  font-family: 'Material Symbols Outlined';
  font-size: 1.1rem;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  opacity: 0.5;
  transition: transform 0.2s;
}
.nav-dropdown:hover > a::after { transform: rotate(180deg); }

.dropdown-panel {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  z-index: 100;
  padding-top: 0.5rem; /* espacio visual sin brecha real */
  background: transparent;
}
.dropdown-panel-inner {
  background: var(--color-surface-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-dropdown);
  border: 1px solid var(--color-outline-variant);
  overflow: hidden;
}
.nav-dropdown:hover .dropdown-panel,
.nav-dropdown:focus-within .dropdown-panel { display: block; }

.dropdown-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--color-on-surface-variant);
  border-bottom: 1px solid var(--color-outline-variant);
  transition: background 0.15s, color 0.15s;
}
.dropdown-item:last-child { border-bottom: none; }
.dropdown-item:hover {
  background: var(--color-surface-low);
  color: var(--color-primary);
}

/* Hamburger */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-on-surface);
  padding: 0.4rem;
}
.hamburger .ms { font-size: 1.75rem; }

/* Menú mobile */
#mobile-menu {
  display: none;
  background: var(--color-surface-white);
  border-top: 1px solid var(--color-outline-variant);
  padding: var(--space-md) var(--px) var(--space-lg);
}
#mobile-menu.open { display: block; }
#mobile-menu a {
  display: block;
  padding: 0.65rem 0.5rem;
  font-family: var(--font-headline);
  font-weight: var(--fw-semibold);
  font-size: var(--text-base);
  color: var(--color-on-surface-variant);
  border-bottom: 1px solid var(--color-outline-variant);
  transition: color 0.2s;
}
#mobile-menu a:last-child { border-bottom: none; }
#mobile-menu a:hover { color: var(--color-primary); }

.mob-tel {
  display: flex !important;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-primary) !important;
  font-weight: var(--fw-bold) !important;
  padding-bottom: 0.75rem !important;
}
.mob-subitem {
  padding-left: var(--space-lg) !important;
  font-size: var(--text-sm) !important;
  color: var(--color-on-surface-variant) !important;
  font-weight: var(--fw-medium) !important;
}


/* ── 08. HERO ─────────────────────────────────────────────── */
#hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
#hero .bg { position: absolute; inset: 0; z-index: 0; }
#hero .bg img { width: 100%; height: 100%; object-fit: cover; }
#hero .bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(25,28,26,0.82) 0%,
    rgba(25,28,26,0.45) 55%,
    transparent 100%
  );
}
#hero .inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding: 5rem var(--px) 8rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
#hero .pill,
#hero h1,
#hero .hero-p,
#hero .ctas { max-width: 850px; }

#hero .pill {
  display: inline-block;
  background: var(--color-secondary-fixed);
  color: var(--color-on-secondary-fixed);
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  font-family: var(--font-headline);
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}
#hero h1 { color: #fff; margin-bottom: 1.25rem; text-align: left; }
#hero h1 span { color: var(--color-secondary-fixed); }
#hero .hero-p {
  color: rgba(255,255,255,0.88);
  font-size: var(--text-lg);
  line-height: 1.6;
  margin-bottom: var(--space-xl);
  text-align: left;
}
#hero .ctas { display: flex; flex-wrap: wrap; gap: var(--space-md); }


/* ── 09. TRUST BAR ────────────────────────────────────────── */
#trust-bar {
  position: relative;
  z-index: 10;
  margin-top: -3.5rem;
  padding-inline: var(--px);
}
#trust-bar .inner {
  max-width: var(--max-w);
  margin-inline: auto;
  background: var(--color-surface-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--space-xl);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}
.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-sm);
}
.trust-item .ms { font-size: 2.25rem; color: var(--color-primary); }
.trust-item strong {
  font-family: var(--font-headline);
  font-size: var(--text-2xl);
  font-weight: var(--fw-extrabold);
}
.trust-item span { font-size: var(--text-xs); color: var(--color-on-surface-variant); }


/* ── 10. BENEFICIOS ───────────────────────────────────────── */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.benefit-card {
  background: var(--color-surface-low);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: background 0.4s;
  cursor: default;
}
.benefit-card:hover { background: var(--color-primary); }
.benefit-card .ms {
  font-size: 3rem;
  color: var(--color-primary);
  display: block;
  margin-bottom: 1.25rem;
  transition: color 0.4s;
}
.benefit-card h3 {
  font-size: var(--text-xl);
  color: var(--color-on-surface);
  margin-bottom: 0.75rem;
  transition: color 0.4s;
}
.benefit-card p {
  font-size: var(--text-sm);
  color: var(--color-on-surface-variant);
  transition: color 0.4s;
}
.benefit-card:hover .ms { color: var(--color-secondary-fixed); }
.benefit-card:hover h3,
.benefit-card:hover p  { color: rgba(255,255,255,0.85); }


/* ── 11. PRODUCTOS ────────────────────────────────────────── */
#productos { background: var(--color-surface-low); }

.cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
/* cat-card es un <a> — bloque completo clickeable */
.cat-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  aspect-ratio: 3/4;
  background: var(--color-on-surface);
  display: block;
}
.cat-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.9;
  transition: transform 0.6s cubic-bezier(0.22,1,0.36,1);
}
.cat-card:hover img { transform: scale(1.08); }
.cat-card .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--color-on-surface) 0%, transparent 60%);
}
.cat-card .cat-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-xl);
}
.cat-card h3 { color: #fff; margin-bottom: var(--space-md); font-size: var(--text-xl); }
.cat-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-secondary-fixed);
  font-family: var(--font-headline);
  font-weight: var(--fw-bold);
  font-size: var(--text-sm);
  transition: gap 0.2s;
}
.cat-card:hover .cat-link { gap: 0.7rem; }


/* ── 12. CERTIFICACIONES ──────────────────────────────────── */
.certs-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}
.certs-top p {
  max-width: 900px;
  color: var(--color-on-surface-variant);
  font-size: var(--text-sm);
}
.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}
.cert-card {
  background: var(--color-surface-container);
  border-radius: var(--radius-md);
  padding: 2rem 1rem;
  text-align: center;
  font-weight: var(--fw-bold);
  font-size: var(--text-sm);
  color: var(--color-outline);
  filter: grayscale(1);
  opacity: 0.65;
  transition: filter 0.4s, opacity 0.4s, color 0.4s;
}
.cert-card:hover { filter: grayscale(0); opacity: 1; color: var(--color-primary); }
.cert-card .cert-name {
  font-size: var(--text-xs);
  font-weight: var(--fw-medium);
  color: var(--color-on-surface-variant);
  margin-top: 0.4rem;
}


/* ── 13. CASOS DE ÉXITO ───────────────────────────────────── */
#casos { background: var(--color-surface-low); }

.bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.25rem;
}
.caso-featured {
  grid-column: span 8;
  display: flex;
  gap: var(--space-xl);
  align-items: flex-start;
}
.caso-featured img {
  width: 240px;
  height: 240px;
  object-fit: cover;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}
.caso-small {
  grid-column: span 4;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.caso-wide {
  grid-column: span 12;
  display: flex;
  gap: var(--space-xl);
  align-items: flex-start;
  flex-direction: row-reverse;
}
.caso-wide img {
  width: 320px;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}
.caso-body {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}
.caso-body h3 {
  font-size: var(--text-xl);
  margin: 0.75rem 0 0.6rem;
}
.caso-body p {
  color: var(--color-on-surface-variant);
  font-size: var(--text-sm);
  line-height: 1.6;
}
.caso-cta { margin-top: var(--space-lg); }


/* ── 14. SERVICIOS ────────────────────────────────────────── */
.servicios-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
#servicios h2 { margin: 0.75rem 0 1rem; }
.servicios-desc {
  color: var(--color-on-surface-variant);
  font-size: var(--text-base);
  margin-bottom: var(--space-2xl);
}
.service-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}
.service-item { display: flex; align-items: flex-start; gap: var(--space-md); }
.service-icon {
  background: var(--color-primary-fixed);
  color: var(--color-primary);
  padding: 0.5rem;
  border-radius: var(--radius-md);
  font-size: 1.4rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.service-item h4 { font-size: var(--text-base); margin-bottom: 0.25rem; }
.service-item p  { font-size: var(--text-sm); color: var(--color-on-surface-variant); }
.service-img {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.service-img img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.service-img .blob {
  position: absolute;
  top: -2.5rem;
  left: -2.5rem;
  width: 10rem;
  height: 10rem;
  background: rgba(204,240,95,0.25);
  border-radius: 50%;
  filter: blur(2rem);
  pointer-events: none;
}


/* ── 15. CONTACTO ─────────────────────────────────────────── */
#contacto { background: var(--color-surface-high); }
.contact-wrap {
  background: var(--color-surface-white);
  border-radius: calc(var(--radius-lg) + 0.5rem);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.contact-left {
  background: var(--color-primary);
  color: var(--color-on-primary);
  padding: 3.5rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}
.contact-left h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); }
.contact-left > div > p { color: rgba(247,250,245,0.75); }
.contact-info { display: flex; flex-direction: column; gap: var(--space-lg); }
.contact-info-item { display: flex; align-items: flex-start; gap: 1.25rem; }
.contact-info-item .ms {
  font-size: 1.75rem;
  color: var(--color-secondary-fixed);
  flex-shrink: 0;
}
.contact-info-item h4 { font-weight: var(--fw-bold); margin-bottom: 0.2rem; }
.contact-info-item p,
.contact-info-item a {
  color: rgba(247,250,245,0.75);
  font-size: var(--text-sm);
  display: block;
}
.contact-info-item a:hover { color: var(--color-secondary-fixed); }
.contact-social-links {
  display: flex;
  gap: var(--space-md);
  margin-top: 0.4rem;
}
.contact-social-links a {
  color: rgba(247,250,245,0.75);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
}
.contact-social-links a:hover { color: var(--color-secondary-fixed); }
.contact-wa-btn { align-self: flex-start; }

.contact-right { padding: 3.5rem; }
.contact-right h3 {
  font-family: var(--font-headline);
  font-size: var(--text-xl);
  font-weight: var(--fw-bold);
  margin-bottom: 1.75rem;
}
.form-group { margin-bottom: 1.25rem; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-on-surface-variant);
  margin-bottom: 0.5rem;
  margin-left: 0.75rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-full);
  border: none;
  background: var(--color-surface-high);
  color: var(--color-on-surface);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  outline: none;
  transition: box-shadow 0.2s;
}
.form-group textarea { border-radius: var(--radius-lg); resize: none; }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  box-shadow: 0 0 0 2.5px rgba(56,104,0,0.3);
}
.form-msg {
  display: none;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  margin-top: 0.75rem;
}
.form-msg.success { background: rgba(180,245,119,0.25); color: var(--color-primary); }
.form-msg.error   { background: rgba(186,26,26,0.10);   color: var(--color-error); }


/* ── 16. FOOTER ───────────────────────────────────────────── */
#site-footer {
  background: var(--color-surface-white);
  padding-top: 5rem;
  padding-bottom: 2.5rem;
}
.footer-grid {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--px);
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

/* Col 1 — Nosotros */
.footer-brand h5 {
  font-family: var(--font-headline);
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-on-surface);
  margin-bottom: 1.25rem;
}
.footer-brand p {
  font-size: var(--text-sm);
  color: var(--color-on-surface-variant);
  line-height: 1.6;
}
.footer-social {
  display: flex;
  gap: 0.6rem;
  margin-top: var(--space-lg);
}
.footer-social a {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: 1.5px solid var(--color-outline-variant);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}
.footer-social a:hover {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: var(--color-on-primary);
}
.footer-social a.disabled {
  opacity: 0.35;
  pointer-events: none;
}
.footer-social svg { width: 1rem; height: 1rem; fill: currentColor; }

/* Cols navegación */
.footer-col h4 {
  font-family: var(--font-headline);
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-on-surface);
  margin-bottom: 1.25rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-col ul a {
  font-size: var(--text-sm);
  color: var(--color-on-surface-variant);
  transition: color 0.2s;
}
.footer-col ul a:hover { color: var(--color-primary); }

/* Footer inferior */
.footer-bottom {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--px);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-outline-variant);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: var(--text-xs);
  color: var(--color-outline);
}
.footer-bottom-links { display: flex; gap: var(--space-xl); align-items: center; }
.footer-bottom a:hover { color: var(--color-primary); }

/* Libro de reclamaciones */
.link-reclamaciones {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--text-xs);
  color: var(--color-outline);
  opacity: 0.85;
  transition: opacity 0.2s, color 0.2s;
}
.link-reclamaciones:hover { opacity: 1; color: var(--color-primary); }
.link-reclamaciones .ms { font-size: 0.9rem; }


/* ── 17. BOTONES FLOTANTES ────────────────────────────────── */
.floating-btns {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

/* WhatsApp */
#wa-btn {
  width: 3.5rem;
  height: 3.5rem;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37,211,102,0.4);
  animation: wa-pulse 2.4s infinite;
  transition: transform 0.2s;
  position: relative;
}
#wa-btn:hover { transform: scale(1.1); }
#wa-btn svg { width: 1.75rem; height: 1.75rem; fill: #fff; }
#wa-btn::before {
  content: attr(data-tooltip);
  position: absolute;
  right: calc(100% + 0.75rem);
  white-space: nowrap;
  background: var(--color-inverse-surface);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
#wa-btn::after {
  content: '';
  position: absolute;
  right: calc(100% + 0.35rem);
  border: 5px solid transparent;
  border-left-color: var(--color-inverse-surface);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
#wa-btn:hover::before,
#wa-btn:hover::after { opacity: 1; }

@keyframes wa-pulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(37,211,102,0.5), 0 8px 24px rgba(37,211,102,0.4); }
  50%      { box-shadow: 0 0 0 12px rgba(37,211,102,0), 0 8px 24px rgba(37,211,102,0.4); }
}

/* Scroll-to-top */
#scroll-top {
  width: 3rem;
  height: 3rem;
  background: rgba(247,250,245,0.65);
  border: 1.5px solid var(--color-outline-variant);
  color: var(--color-on-surface-variant);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.2s, background 0.2s;
}
#scroll-top.visible { opacity: 1; pointer-events: auto; }
#scroll-top:hover   { background: rgba(247,250,245,0.9); transform: translateY(-2px); }


/* ── 18. SCROLL REVEAL ────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }


/* ── 19. RESPONSIVE ───────────────────────────────────────── */
@media (max-width: 1024px) {
  .cat-grid         { grid-template-columns: repeat(2, 1fr); }
  .cert-grid        { grid-template-columns: repeat(2, 1fr); }
  .bento            { grid-template-columns: 1fr; }
  .caso-featured,
  .caso-small,
  .caso-wide        { grid-column: span 1; flex-direction: column; }
  .caso-featured img,
  .caso-wide img    { width: 100%; height: auto; }
  #trust-bar .inner { grid-template-columns: repeat(2, 1fr); }
  .footer-grid      { grid-template-columns: 1fr 1fr; }
  .servicios-inner  { grid-template-columns: 1fr; }
  .service-img      { display: none; }
}

@media (max-width: 768px) {
  :root { --section-py: 4rem; }

  .nav-links             { display: none; }
  .btn-primary-sm        { display: none; }
  .hamburger             { display: flex; }
  #utility-bar .right    { display: none; }
  #trust-bar .inner      { grid-template-columns: repeat(2, 1fr); padding: 1.5rem; }
  .benefits-grid         { grid-template-columns: 1fr; }
  .cat-grid              { grid-template-columns: 1fr; }
  .cert-grid             { grid-template-columns: repeat(2, 1fr); }
  .contact-wrap          { grid-template-columns: 1fr; }
  .contact-left          { padding: 2.5rem; }
  .contact-right         { padding: 2.5rem; }
  .form-row              { grid-template-columns: 1fr; }
  .footer-grid           { grid-template-columns: 1fr; }
  .footer-bottom         { flex-direction: column; text-align: center; }
  .footer-bottom-links   { justify-content: center; flex-wrap: wrap; }
}

/* ── FOOTER SOCIAL: íconos sin enlace ────────────────────── */
.footer-social span.disabled {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: 1.5px solid var(--color-outline-variant);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  opacity: 0.3;
  pointer-events: none;
}
.footer-social span.disabled svg { width: 1rem; height: 1rem; fill: currentColor; }

/* ════════════════════════════════════════════════════════════
   PÁGINAS DE CATEGORÍA — Catálogo de Productos
   Basado en prototipo Stitch "Scientific Organicism"
   ============================================================ */

/* Hero header catálogo */
.catalog-hero {
  padding: 2rem var(--px) 3rem;
  max-width: var(--max-w);
  margin-inline: auto;
  margin-top: 2rem;
}
.catalog-hero .label-tag { margin-bottom: 1rem; }
.catalog-hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.catalog-hero p {
  /*max-width: 900px;*/
  color: var(--color-on-surface-variant);
  font-size: var(--text-lg);
  line-height: 1.6;
}

/* Selector de categorías bento */
.cat-selector {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--px);
  margin-bottom: 4rem;
}
.cat-selector-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-surface-container);
  padding: 2rem;
  height: 11rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.3s, transform 0.2s;
}
.cat-selector-card:hover { background: var(--color-surface-high); transform: scale(1.02); }
.cat-selector-card.active {
  background: var(--color-primary-container);
  transform: scale(1.02);
}
.cat-selector-card .cat-icon {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-size: 2.5rem;
  opacity: 0.35;
  color: var(--color-on-surface-variant);
}
.cat-selector-card.active .cat-icon { color: var(--color-on-primary-container); opacity: 0.4; }
.cat-selector-card h3 {
  font-family: var(--font-headline);
  font-size: 1.15rem;
  font-weight: var(--fw-bold);
  color: var(--color-on-surface);
  line-height: 1.2;
}
.cat-selector-card.active h3 { color: var(--color-on-primary-container); }
.cat-selector-card .cat-bar {
  display: none;
  margin-top: 0.6rem;
  height: 3px;
  width: 2.5rem;
  background: var(--color-secondary-fixed);
  border-radius: var(--radius-full);
}
.cat-selector-card.active .cat-bar { display: block; }

/* Layout split: lista izquierda + detalle derecha */
.catalog-split {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 3rem;
  align-items: start;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--px);
  margin-bottom: 5rem;
}

/* Lista de productos (izquierda) */
.product-list-header {
  font-family: var(--font-headline);
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-on-surface-variant);
  padding: 0 0.5rem;
  margin-bottom: 1.25rem;
}
.product-list { display: flex; flex-direction: column; gap: 0.6rem; }

.product-list-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background 0.15s;
  border-left: 3px solid transparent;
}
.product-list-item:hover { background: var(--color-surface-container); }
.product-list-item.active {
  background: var(--color-surface-high);
  border-left-color: var(--color-primary);
}
.product-list-thumb {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface-white);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-list-thumb img { width: 100%; height: 100%; object-fit: contain; }
.product-list-thumb .thumb-placeholder {
  font-size: 2rem;
  opacity: 0.25;
  color: var(--color-primary);
}
.product-list-item h5 {
  font-family: var(--font-headline);
  font-weight: var(--fw-bold);
  font-size: var(--text-sm);
  color: var(--color-primary);
  margin-bottom: 0.15rem;
}
.product-list-item.active h5 { color: var(--color-primary); }
.product-list-item p {
  font-size: var(--text-xs);
  color: var(--color-on-surface-variant);
  line-height: 1.4;
}

/* Detalle del producto (derecha) */
.product-detail {
  position: sticky;
  top: 6rem;
  background: var(--color-surface-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: none;
}
.product-detail.visible { display: block; }

.product-detail-image {
  width: 100%;
  height: 320px;
  background: var(--color-surface-container);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.product-detail-image img { width: 100%; height: 100%; object-fit: contain; }
.product-detail-image .img-placeholder {
  font-size: 6rem;
  opacity: 0.12;
  color: var(--color-primary);
}

.product-detail-body { padding: 2rem; }

.product-detail-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--color-secondary-container);
  color: #3c4d00;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.product-detail h2 {
  font-size: 1.75rem;
  font-weight: var(--fw-extrabold);
  color: var(--color-on-surface);
  margin-bottom: 0.35rem;
}
.product-detail .product-subtitle {
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: var(--fw-semibold);
  margin-bottom: 1.25rem;
}
.product-detail .product-desc {
  font-size: var(--text-sm);
  color: var(--color-on-surface-variant);
  line-height: 1.7;
  margin-bottom: 1.75rem;
}
.product-detail-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.product-detail-actions .btn { width: 100%; justify-content: center; }

/* CTA banner inferior */
.catalog-cta {
  position: relative;
  overflow: hidden;
  margin-top: 2rem;
}
.catalog-cta img {
  width: 100%;
  height: 380px;
  object-fit: cover;
}
.catalog-cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(56,104,0,0.9) 0%, rgba(75,131,13,0.7) 100%);
  
  display: flex;
  flex-direction: column; /* clave */
  align-items: center;   /* centra horizontal */
  justify-content: center; /* centra vertical */

  text-align: center; /* centra textos */
  
  padding: 3rem 5rem;
  gap: 2rem;
}
.catalog-cta-overlay h2 {
  color: #fff;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  /*max-width: 620px;*/
}
.catalog-cta-overlay p { color: rgba(255,255,255,0.8); margin-top: 0.75rem; }
.catalog-cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Responsive catálogo */
@media (max-width: 1024px) {
  .cat-selector { grid-template-columns: repeat(2, 1fr); }
  .catalog-split { grid-template-columns: 1fr; }
  .product-detail { position: static; }
  .product-detail.visible { display: block; }
}
@media (max-width: 768px) {
  .cat-selector { grid-template-columns: repeat(2, 1fr); }
  .catalog-cta-overlay { padding: 2rem; flex-direction: column; }
}