/* ========================================================================
   NAVBAR FLOTANTE — estilo Kümmerlein adaptado a Molinos & Cía
   Prefijo .kb-  (namespace para no chocar con Bootstrap existente)
   ========================================================================= */

:root {
  /* Paleta Molinos — valores del manual de marca (#005e3d es el verde corporativo en site.css) */
  --kb-green-dark:  #005e3d;
  --kb-green-mid:   #007a4d;
  --kb-green-soft:  rgba(0, 94, 61, 0.10);
  --kb-pill-bg:     #f4fffd;
  --kb-pill-bg-alt: #f6f6f4;
  --kb-ink:         #0d3d27;
  --kb-ink-soft:    #3c3c3c;
  --kb-divider:     rgba(0, 77, 45, 0.15);

  /* Dimensiones */
  --kb-nav-y:       32px;
  --kb-content-pad: 48px;
  --kb-pill-h:      60px;
  --kb-radius:      15px;
  --kb-radius-sm:   8px;

  /* Tipografía */
  --kb-font: "Inter", "Helvetica Neue", Arial, sans-serif;
  --kb-fz:   16px;
}

@media (max-width: 1280px) {
  :root { --kb-content-pad: 32px; }
}
@media (max-width: 768px) {
  :root { --kb-nav-y: 16px; --kb-content-pad: 16px; --kb-pill-h: 48px; }
}

/* Reset: site.css tiene 'header { position:sticky; height:80px; background:white }' para el header viejo.
   Lo neutralizamos aquí para que kb-header no herede esos estilos. */
header.kb-header,
header.kb-header.scrolled {
  background: transparent !important;
  height: 0 !important;
  min-height: 0 !important;
  max-height: 0 !important;
  padding: 0 !important;
  margin: 0 !important;
  border: none !important;
  box-shadow: none !important;
  outline: none !important;
  line-height: 0 !important;
  font-size: 0 !important;
  overflow: hidden !important;
  position: static !important;
  top: auto !important;
  z-index: auto !important;
  transition: none !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

.kb-header { font-family: var(--kb-font); }

/* Reset Bootstrap: evita que sus estilos globales de 'a' y 'nav' afecten el pill */
.kb-pill a,
.kb-submenu a,
.kb-subsubmenu a,
.kb-mobile a {
  color: var(--kb-ink);
  text-decoration: none;
}
.kb-pill a:hover,
.kb-submenu a:hover,
.kb-subsubmenu a:hover,
.kb-mobile a:hover {
  color: var(--kb-green-dark);
  text-decoration: none;
}

/* ---------- Logo-card anclado al borde izquierdo ----------
   Contenedor rectangular blanco pegado al borde izquierdo (left:0) con la
   misma separación vertical que el pill (top: var(--kb-nav-y)). Esquinas
   derechas redondeadas para que se vea como una "card" cortada por el
   borde izquierdo de la pantalla.
*/
.kb-logo {
  position: fixed;
  top: var(--kb-nav-y);
  left: 0;
  z-index: 1001;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  padding: 14px 28px 14px 22px;
  border-radius: 0 var(--kb-radius) var(--kb-radius) 0;
  box-shadow: 0 2px 18px rgba(0,0,0,0.10);
  transition: background 0.3s ease, padding 0.3s ease, border-radius 0.35s ease;
  color: var(--kb-green-dark);
  text-decoration: none;
}

/* Tamaño del logo dentro del tab */
.kb-logo svg,
.kb-logo img {
  display: block;
  height: clamp(38px, 5vw, 62px);
  width: auto;
  object-fit: contain;
}

/* Variante para cuando el fondo detrás es oscuro */
.kb-logo.is-on-dark {
  background: var(--kb-green-dark);
  color: #ffffff;
}
.kb-logo.is-on-dark img {
  filter: brightness(0) invert(1);
}

/* ---------- Pill del menú (desktop) ---------- */
.kb-pill {
  position: fixed;
  top: var(--kb-nav-y);
  right: var(--kb-content-pad);
  height: var(--kb-pill-h);
  padding: 0 28px;
  background: var(--kb-pill-bg);
  border-radius: var(--kb-radius);
  display: flex;
  align-items: center;
  z-index: 1000;
  box-shadow: 0 2px 18px rgba(0,0,0,0.10);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

/* Lista de items */
.kb-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: clamp(6px, 1vw, 16px);
}
.kb-menu__item { position: relative; }
.kb-menu__item > a {
  display: inline-block;
  color: var(--kb-ink);
  text-decoration: none;
  font-size: var(--kb-fz);
  font-weight: 500;
  line-height: 1;
  padding: 6px 10px;
  border-radius: var(--kb-radius-sm);
  transition: background 0.2s ease, color 0.2s ease;
  position: relative;
  white-space: nowrap;
}
.kb-menu__item > a:hover,
.kb-menu__item.is-active > a,
.kb-menu__item > a.nav-link--active {
  background: var(--kb-green-soft);
  color: var(--kb-green-dark);
}

/* Chevron del dropdown (desktop) — apunta hacia abajo */
.kb-menu__item.has-submenu > a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.kb-menu__item.has-submenu > a::after {
  content: "";
  display: inline-block;
  width: 7px; height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translate(-2px, -2px);
  opacity: 0.8;
  transition: transform 0.25s ease;
}
.kb-menu__item.has-submenu:hover > a::after {
  transform: rotate(225deg) translate(-1px, -1px);
}

/* Submenu */
/* Puente invisible que cubre el gap entre el item y el submenu.
   Sin esto, al mover el cursor de un link al dropdown se rompe el hover. */
.kb-submenu::before {
  content: '';
  position: absolute;
  top: -16px;
  left: 0;
  right: 0;
  height: 16px;
}

.kb-submenu {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--kb-pill-bg);
  border-radius: var(--kb-radius);
  padding: 12px 0;
  min-width: 220px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
  list-style: none;
  margin: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease 0.3s, transform 0.2s ease 0.3s;
}
.kb-submenu > li > a {
  display: block;
  padding: 11px 22px;
  color: var(--kb-ink);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: background 0.15s ease, color 0.15s ease;
}
.kb-submenu > li > a:hover {
  background: var(--kb-green-soft);
  color: var(--kb-green-dark);
}
.kb-menu__item.has-submenu:hover > .kb-submenu,
.kb-menu__item.has-submenu:focus-within > .kb-submenu {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
  transition: opacity 0.2s ease 0s, transform 0.2s ease 0s;
}

/* ---------- Sub-sub-dropdown (flyout lateral) ----------
   Para árboles de 3 niveles (ej. Soluciones → "Por composición" → hojas):
   el item del nivel 2 muestra un chevron hacia la derecha y al hacer hover
   despliega un segundo dropdown a su derecha.
*/
.kb-submenu__item { position: relative; }
.kb-submenu__item > a {
  position: relative;
}

/* Chevron "›" al lado derecho cuando el sub-item tiene hijos */
.kb-submenu__item.has-subsubmenu > a {
  padding-right: 34px;
}
.kb-submenu__item.has-subsubmenu > a::after {
  content: "";
  position: absolute;
  right: 16px;
  top: 50%;
  width: 6px; height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-60%) rotate(-45deg);
  opacity: 0.7;
  transition: transform 0.2s ease;
}
.kb-submenu__item.has-subsubmenu:hover > a::after {
  transform: translateY(-60%) rotate(-45deg) translate(2px, 2px);
  opacity: 1;
}

.kb-subsubmenu::before {
  content: '';
  position: absolute;
  top: 0;
  left: -8px;
  width: 8px;
  height: 100%;
}

.kb-subsubmenu {
  position: absolute;
  top: -12px;
  left: 100%;
  margin-left: 6px;
  background: var(--kb-pill-bg);
  border-radius: var(--kb-radius);
  padding: 12px 0;
  min-width: 220px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
  list-style: none;
  opacity: 0;
  pointer-events: none;
  transform: translateY(4px);
  transition: opacity 0.2s ease 0.3s, transform 0.2s ease 0.3s;
}
.kb-subsubmenu > li > a {
  display: block;
  padding: 11px 22px;
  color: var(--kb-ink);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: background 0.15s ease, color 0.15s ease;
}
.kb-subsubmenu > li > a:hover {
  background: var(--kb-green-soft);
  color: var(--kb-green-dark);
}
.kb-submenu__item.has-subsubmenu:hover > .kb-subsubmenu,
.kb-submenu__item.has-subsubmenu:focus-within > .kb-subsubmenu {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
  transition: opacity 0.2s ease 0s, transform 0.2s ease 0s;
}

/* ---------- Mobile: pill compacto + overlay fullscreen ---------- */
.kb-burger { display: none; }
.kb-mobile { display: none; }

@keyframes kb-overlay-in {
  0%   { opacity: 0; transform: scale(0.3); }
  40%  { opacity: 0; }
  100% { opacity: 1; transform: scale(1); }
}

@keyframes kb-item-in {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1150px) {
  .kb-pill { display: none; }

  .kb-burger {
    position: fixed;
    top: var(--kb-nav-y);
    right: var(--kb-content-pad);
    width: var(--kb-pill-h);
    height: var(--kb-pill-h);
    padding: 0;
    background: #ffffff;
    border: 0;
    border-radius: var(--kb-radius);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1001;
    box-shadow: 0 2px 14px rgba(0,0,0,0.06);
    transition: background 0.25s ease, box-shadow 0.25s ease;
  }
  .kb-burger__icon {
    position: relative;
    width: 22px; height: 14px;
    display: inline-block;
  }
  .kb-burger__icon > span {
    position: absolute; left: 0; right: 0; height: 2px;
    background: var(--kb-green-dark);
    border-radius: 2px;
    transition: transform .25s ease, top .25s ease;
  }
  .kb-burger__icon > span:nth-child(1) { top: 3px; }
  .kb-burger__icon > span:nth-child(2) { top: 9px; }
  .kb-burger[aria-expanded="true"] .kb-burger__icon > span:nth-child(1) {
    top: 6px; transform: rotate(45deg);
  }
  .kb-burger[aria-expanded="true"] .kb-burger__icon > span:nth-child(2) {
    top: 6px; transform: rotate(-45deg);
  }

  .kb-mobile {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: auto;
    height: 60vh;
    background: rgba(255, 255, 255, 0.88);
    -webkit-backdrop-filter: blur(16px) saturate(1.4);
    backdrop-filter: blur(16px) saturate(1.4);
    border-radius: 0 0 22px 22px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
    padding: 0;
    overflow: hidden;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: scale(0.3);
    transform-origin: top right;
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0s linear 0.22s;
  }

  /* Espacio fijo para el logo/burger — no scrollea */
  .kb-mobile::before {
    content: '';
    display: block;
    flex-shrink: 0;
    height: calc(var(--kb-nav-y) + var(--kb-pill-h) + 20px);
  }

  @supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .kb-mobile { background: rgba(255, 255, 255, 0.99); }
  }

  .kb-mobile[data-open="true"] {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: scale(1);
    animation: kb-overlay-in 0.55s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    transition: none;
  }

  .kb-mobile[data-open="true"] .kb-mobile__list > li {
    animation: kb-item-in 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
  }
  .kb-mobile[data-open="true"] .kb-mobile__list > li:nth-child(1)  { animation-delay:  80ms; }
  .kb-mobile[data-open="true"] .kb-mobile__list > li:nth-child(2)  { animation-delay: 140ms; }
  .kb-mobile[data-open="true"] .kb-mobile__list > li:nth-child(3)  { animation-delay: 200ms; }
  .kb-mobile[data-open="true"] .kb-mobile__list > li:nth-child(4)  { animation-delay: 260ms; }
  .kb-mobile[data-open="true"] .kb-mobile__list > li:nth-child(5)  { animation-delay: 320ms; }
  .kb-mobile[data-open="true"] .kb-mobile__list > li:nth-child(6)  { animation-delay: 380ms; }
  .kb-mobile[data-open="true"] .kb-mobile__list > li:nth-child(7)  { animation-delay: 440ms; }
  .kb-mobile[data-open="true"] .kb-mobile__list > li:nth-child(8)  { animation-delay: 500ms; }
  .kb-mobile[data-open="true"] .kb-mobile__list > li:nth-child(9)  { animation-delay: 560ms; }
  .kb-mobile[data-open="true"] .kb-mobile__list > li:nth-child(10) { animation-delay: 620ms; }

  /* Split: link a la izquierda, botón toggle a la derecha */
  .kb-mobile__split {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 48px;
  }
  .kb-mobile__split > a {
    flex: 1;
    display: block;
    padding: 14px 8px 14px 4px;
    color: var(--kb-green-dark);
    text-decoration: none;
    font-size: 17px;
    font-weight: 600;
  }
  .kb-mobile__toggle {
    background: none;
    border: none;
    padding: 14px 8px;
    cursor: pointer;
    font-size: 20px;
    color: var(--kb-green-dark);
    line-height: 1;
    transition: transform 0.25s ease;
    flex-shrink: 0;
    transform: rotate(90deg);
  }
  .kb-mobile__split--sub .kb-mobile__toggle { padding: 8px; font-size: 16px; }

  /* Submenús ocultos por defecto — [hidden] tiene prioridad por !important */
  .kb-mobile__sub[hidden],
  .kb-mobile__subsub[hidden] { display: none !important; }

  .kb-mobile__list { list-style: none; margin: 0; padding: 0; }
  /* El ul es la zona scrolleable — el panel no scrollea */
  .kb-mobile .kb-mobile__list {
    overflow-y: auto;
    flex: 1;
    min-height: 0;
    padding: 0 var(--kb-content-pad) 28px;
  }
  .kb-mobile .kb-mobile__list::-webkit-scrollbar { width: 5px; }
  .kb-mobile .kb-mobile__list::-webkit-scrollbar-track { background: transparent; }
  .kb-mobile .kb-mobile__list::-webkit-scrollbar-thumb {
    background: rgba(0, 94, 61, 0.25);
    border-radius: 3px;
  }
  .kb-mobile__list > li { position: relative; }
  .kb-mobile__list > li + li { border-top: 1px solid rgba(0, 77, 45, 0.12); }
  .kb-mobile__list > li > a {
    display: flex;
    align-items: center;
    min-height: 48px;
    padding: 4px 28px 4px 4px;
    color: var(--kb-green-dark);
    text-decoration: none;
    font-size: 17px;
    font-weight: 600;
  }
  .kb-mobile__list > li > a:hover { color: var(--kb-green-mid); }


  /* Sub-ítems anidados en mobile */
  .kb-mobile__sub { list-style: none; margin: 0 0 8px; padding: 4px 0 0 14px; }
  .kb-mobile__sub > li > a {
    display: block;
    position: relative;
    padding: 17px 6px 17px 20px;
    color: var(--kb-green-dark);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
  }
  .kb-mobile__sub > li > a::before {
    content: '';
    position: absolute;
    left: 6px;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 5px;
    background: var(--kb-green-dark);
    border-radius: 50%;
    opacity: 0.4;
  }
  .kb-mobile__sub > li > a:hover { color: var(--kb-green-mid); }

  /* 3er nivel en mobile */
  .kb-mobile__sub > li.has-subsub > a {
    padding: 17px 6px 17px 20px;
    color: var(--kb-green-dark);
    font-weight: 600;
    font-size: 15px;
  }
  .kb-mobile__subsub {
    list-style: none;
    margin: 0 0 6px;
    padding: 0 0 0 14px;
  }
  .kb-mobile__subsub > li > a {
    display: block;
    position: relative;
    padding: 14px 6px 14px 18px;
    color: var(--kb-green-dark);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
  }
  .kb-mobile__subsub > li > a::before {
    content: '';
    position: absolute;
    left: 5px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    background: var(--kb-green-dark);
    border-radius: 50%;
    opacity: 0.3;
  }
  .kb-mobile__subsub > li > a:hover { color: var(--kb-green-mid); }
}

/* =====================================================================
   Estado "mobile menu abierto": panel glass se extiende y logo/X pierden
   su card blanca para fusionarse visualmente con la superficie de vidrio.
   ===================================================================== */
@media (max-width: 1150px) {
  html.kb-menu-open body { overflow: hidden; }

  html.kb-menu-open .kb-logo,
  html.kb-menu-open .kb-logo.is-on-dark {
    background: transparent;
    box-shadow: none;
    border-radius: 0;
    color: var(--kb-green-dark);
  }
  html.kb-menu-open .kb-logo img,
  html.kb-menu-open .kb-logo.is-on-dark img {
    filter: none;
  }

  html.kb-menu-open .kb-burger__icon > span {
    background: var(--kb-green-dark);
  }

  html.kb-menu-open .kb-burger {
    background: transparent;
    box-shadow: none;
  }

}