/* ============================================================
   CONSTRUFACH — HEADER
   Paleta: #0b3557 (navy) | #DA2141 (rojo) | #FFFFFF (blanco)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@400;600;700&family=Barlow:wght@300;400;500&family=Poppins:wght@300;400;500;600&display=swap');

/* Scroll suave para los anchors del menú (#proyectos, etc.) */
html { scroll-behavior: smooth; }

/* ---------- Variables ---------- */
:root {
  --navy:   #0b3557;
  --red:    #DA2141;
  --white:  #FFFFFF;
  --navy-dark: #071f34;
  --navy-mid:  #0e3f68;
  --header-h:  72px;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Reset base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Poppins', 'Barlow', sans-serif;
  background: #f4f4f2;
  color: var(--navy);
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  /* Alinea el contenido del header con el contenedor del hero
     (max-width 1280px centrado + 3rem de padding lateral) */
  padding: 0 max(3rem, calc((100% - 1280px) / 2 + 3rem));
  gap: 2rem;

  background: var(--navy);
  border-bottom: 3px solid var(--navy-dark);

  /* Sombra sutil hacia abajo */
  box-shadow: 0 4px 24px rgba(7, 31, 52, 0.35);

  /* Animación de entrada */
  transform: translateY(-100%);
  opacity: 0;
  transition:
    transform 0.6s var(--ease-out-expo),
    opacity 0.4s ease,
    background 0.3s ease,
    box-shadow 0.3s ease;
}

/* Estado visible — se activa con JS al cargar */
.header.active {
  transform: translateY(0);
  opacity: 1;
}

/* Estado "scrolled" — el header mantiene su altura; solo cambia el fondo
   (en modo transparente vuelve al navy sólido) */

/* ── Modo TRANSPARENTE ─────────────────────────────────────
   Se activa con la clase `.header-transparent` en plantillas
   donde el hero queda detrás del header (ej. cocinas).
   Al scrollear (>40px) se agrega `.scrolled` y vuelve al fondo
   navy mediante la transición existente de `background`. */
.header.header-transparent:not(.scrolled) {
  background: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
}

.header.header-transparent:not(.scrolled) .header-links-a {
  color: rgba(255, 255, 255, 0.85);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
}

/* ---------- Logo ---------- */
.header-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.header-logo-a {
  display: block;
  line-height: 0;
}

.header-logo img {
  height: 42px;
  width: auto;
  display: block;
  transition: transform 0.3s var(--ease-out-expo), opacity 0.3s ease;
  filter: brightness(1);
}


.header-logo-a:hover img {
  transform: scale(1.04);
  opacity: 0.9;
}

/* ---------- Nav ---------- */
.header-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.header-links-a {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  padding: 0.45rem 0.9rem;
  position: relative;
  transition: color 0.25s ease;
}

/* Línea animada inferior */
.header-links-a::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 50%;
  right: 50%;
  height: 2px;
  background: var(--red);
  transition: left 0.3s var(--ease-out-expo), right 0.3s var(--ease-out-expo);
}

.header-links-a:hover,
.header-links-a.active-link {
  color: var(--white);
}

.header-links-a:hover::after,
.header-links-a.active-link::after {
  left: 0.9rem;
  right: 0.9rem;
}

/* ---------- Botones hamburguesa / cerrar ---------- */
.header-btns {
  display: none; /* visible solo en mobile */
  align-items: center;
}

.header-btns-bars,
.header-btns-close {
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 4px;
  transition: background 0.2s ease, transform 0.2s ease;
}

.header-btns-bars:hover,
.header-btns-close:hover {
  background: rgba(255, 255, 255, 0.1);
}

.header-btns-bars:active,
.header-btns-close:active {
  transform: scale(0.92);
}

.header-btns-hiden {
  display: none !important;
}

/* ---------- Acción CTA ---------- */
.header-actions {
  flex-shrink: 0;
}

.header-actions a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--white);
  background: var(--red);
  padding: 0.5rem 1.3rem;
  border: 2px solid var(--red);
  position: relative;
  overflow: hidden;
  transition: color 0.3s ease, border-color 0.3s ease;
}

/* Efecto fill inverso al hover */
.header-actions a::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--white);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease-out-expo);
}

.header-actions a:hover {
  color: var(--red);
  border-color: var(--white);
}

.header-actions a:hover::before {
  transform: scaleX(1);
}

.header-actions a span {
  position: relative; /* sobre el ::before */
}

/* ============================================================
   HEADER — REDISEÑO DESKTOP
   Más alto, logo más grande, nav con aire y CTA tipo pill
   ============================================================ */
@media (min-width: 901px) {
  :root {
    --header-h: 92px;
  }


  /* Scrim superior cuando el header es transparente sobre la foto.
     Va en un ::before más alto que el header para que el degradado
     muera dentro del hero, sin corte visible en el borde de la caja. */
  .header.header-transparent:not(.scrolled) {
    background: transparent;
    border-bottom: none;
  }

  .header.header-transparent:not(.scrolled)::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 170%;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0) 100%);
    pointer-events: none;
    z-index: -1;
  }

  .header-logo img {
    height: 72px;
  }

  .header-links {
    gap: 0.6rem;
  }

  .header-links-a {
    font-size: 1.05rem;
    padding: 0.55rem 1.05rem;
  }

  .header-links-a:hover::after,
  .header-links-a.active-link::after {
    left: 1.05rem;
    right: 1.05rem;
  }

  .header-actions a {
    gap: 0.55rem;
    font-size: 0.95rem;
    padding: 0.8rem 1.8rem;
  }

  .header-actions a svg {
    position: relative;
    transition: transform 0.25s ease;
  }

  .header-actions a:hover svg {
    transform: translate(2px, -2px);
  }
}

/* ============================================================
   BOTÓN WHATSAPP FLOTANTE
   ============================================================ */
.wsp-btn-box {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 999;
  animation: wsp-fade-in 0.5s var(--ease-out-expo) 0.3s both;
}

@keyframes wsp-fade-in {
  0%   { opacity: 0; transform: translateY(14px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Ring pulsante — matchea exactamente la forma del botón */
.wsp-btn-box::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: #25D366;
  animation: wsp-ring 2.4s cubic-bezier(0.4, 0, 0.2, 1) infinite;
  pointer-events: none;
}

@keyframes wsp-ring {
  0%   { transform: scale(1);    opacity: 0.45; }
  80%  { opacity: 0; }
  100% { transform: scale(1.55); opacity: 0; }
}

.wsp-btn-box a {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  background: #25D366;
  color: #fff;
  text-decoration: none;
  padding: 0.75rem 1.25rem 0.75rem 0.85rem;
  border-radius: 999px;
  box-shadow:
    0 10px 28px rgba(0, 0, 0, 0.22),
    0 2px 6px rgba(0, 0, 0, 0.10);
  font-family: 'Poppins', 'Barlow', sans-serif;
  white-space: nowrap;
  transition:
    transform 0.25s var(--ease-out-expo),
    background 0.25s ease,
    box-shadow 0.25s ease;
}

.wsp-btn-box a::after {
  /* Highlight superior sutil — sensación de pill premium */
  content: '';
  position: absolute;
  inset: 1px 1px 50% 1px;
  border-radius: 999px 999px 0 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0) 100%);
  pointer-events: none;
}

.wsp-btn-box a:hover {
  background: #1ebe5d;
  transform: translateY(-2px);
  box-shadow:
    0 14px 34px rgba(0, 0, 0, 0.28),
    0 4px 10px rgba(0, 0, 0, 0.12);
}

.wsp-btn-box a:active {
  transform: translateY(0);
}

/* Icono SVG — override del width/height inline del HTML */
.wsp-btn-box svg {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  vertical-align: middle;
  animation: wsp-icon-shake 6s 2s ease-in-out infinite;
}

@keyframes wsp-icon-shake {
  0%, 90%, 100% { transform: rotate(0deg); }
  92%           { transform: rotate(-12deg); }
  95%           { transform: rotate(10deg); }
  97%           { transform: rotate(-6deg); }
}

.wsp-btn-label {
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.2;
}

.wsp-btn-label small {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  opacity: 0.85;
  margin-top: 1px;
}

/* Wrapper del ícono (no afecta layout, sólo organiza) */
.wsp-btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  line-height: 0;
}

/* Dot online — bolita simple en el borde del botón */
.wsp-btn-dot {
  position: absolute;
  top: 0;
  right: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #34A853;
  border: 2px solid #ffffff;
  z-index: 3;
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
}

.wsp-btn-dot.visible {
  opacity: 1;
}

@media (max-width: 600px) {
  .wsp-btn-box {
    bottom: 1.25rem;
    right: 1.25rem;
  }

  .wsp-btn-box a {
    width: 58px;
    height: 58px;
    padding: 0;
    justify-content: center;
  }

  .wsp-btn-box svg {
    width: 30px;
    height: 30px;
  }

  .wsp-btn-label {
    display: none;
  }
}

/* ── Burbuja de estado arriba del botón ──────────────────── */
.wsp-message {
  position: absolute;
  bottom: calc(100% + 14px);
  right: 0;
  background: #ffffff;
  color: #0b3557;
  padding: 0.6rem 0.95rem;
  border-radius: 14px;
  font-family: 'Poppins', 'Barlow', sans-serif;
  font-size: 0.86rem;
  font-weight: 500;
  line-height: 1.25;
  max-width: calc(100vw - 2.5rem);
  width: max-content;
  box-shadow:
    0 8px 22px rgba(0, 0, 0, 0.18),
    0 2px 6px rgba(0, 0, 0, 0.08);
  pointer-events: none;
  z-index: 2;

  /* Hidden state — desactivado por defecto */
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition:
    opacity 0.35s var(--ease-out-expo),
    transform 0.35s var(--ease-out-expo),
    visibility 0s linear 0.35s;
}

.wsp-message.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition:
    opacity 0.35s var(--ease-out-expo),
    transform 0.35s var(--ease-out-expo),
    visibility 0s linear 0s;
}

.wsp-message-inner {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

/* Punto verde pulsante para estado online */
.wsp-message-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #34A853;
  flex-shrink: 0;
  position: relative;
  animation: wsp-message-dot-pulse 1.6s ease-in-out infinite;
}

.wsp-message-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: rgba(52, 168, 83, 0.35);
  animation: wsp-message-dot-ring 1.6s ease-out infinite;
}

@keyframes wsp-message-dot-pulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(0.85); }
}

@keyframes wsp-message-dot-ring {
  0%   { transform: scale(0.9); opacity: 0.6; }
  100% { transform: scale(1.8); opacity: 0; }
}

/* Pico/triangle apuntando hacia el botón (abajo) */
.wsp-message::after {
  content: '';
  position: absolute;
  top: 100%;
  right: 22px;
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 8px solid #ffffff;
  filter: drop-shadow(0 2px 2px rgba(0, 0, 0, 0.06));
}

@media (max-width: 600px) {
  .wsp-message {
    font-size: 0.82rem;
    padding: 0.55rem 0.85rem;
    border-radius: 12px;
    bottom: calc(100% + 12px);
    right: 0;
    max-width: calc(100vw - 2rem);
  }

  .wsp-message::after {
    right: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .wsp-btn-box,
  .wsp-btn-box svg,
  .wsp-btn-box::before,
  .wsp-message-dot,
  .wsp-message-dot::after { animation: none; }
  .wsp-btn-box { opacity: 1; }
}

/* ============================================================
   MOBILE-ONLY ELEMENTS — hidden on desktop
   ============================================================ */
.header-links-footer { display: none; }

/* ============================================================
   MENÚ MOBILE — modal fullscreen
   ============================================================ */
@media (max-width: 900px) {
  .header {
    padding: 0 1.25rem;
  }

  .header-logo img {
    height: 64px;
  }

  .header-btns {
    display: flex;
    margin-left: auto;
  }

  /* Mantener logo y botones por ENCIMA del modal del menú.
     El menu está fixed dentro del header (que crea stacking context),
     así que su z-index 999 tapa a los hijos en z-index auto. */
  .header-logo,
  .header-btns {
    position: relative;
    z-index: 1000;
  }

  /* Botones más generosos para touch targets */
  .header-btns-bars,
  .header-btns-close {
    width: 44px;
    height: 44px;
  }

  .header-btns-bars svg,
  .header-btns-close svg {
    width: 26px;
    height: 26px;
  }

  .header-actions {
    display: none;
  }

  /* ── Modal fullscreen ─────────────────────────────────── */
  .header-links {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100dvh;
    background: linear-gradient(180deg, rgba(7, 31, 52, 0.97) 0%, rgba(11, 53, 87, 0.95) 100%);
    backdrop-filter: blur(20px) saturate(120%);
    -webkit-backdrop-filter: blur(20px) saturate(120%);

    flex-direction: column;
    justify-content: center;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 6rem 1.5rem 2.5rem;

    /* Z-index por DEBAJO del header (1000) — el logo y la X quedan visibles arriba */
    z-index: 999;

    /* Estado oculto */
    opacity: 0;
    visibility: hidden;
    transform: scale(0.98);
    transition:
      opacity 0.35s var(--ease-out-expo),
      transform 0.35s var(--ease-out-expo),
      visibility 0s linear 0.35s;
  }

  .header-links.mobile-open {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
    transition:
      opacity 0.35s var(--ease-out-expo),
      transform 0.35s var(--ease-out-expo),
      visibility 0s linear 0s;
  }

  /* Acento rojo decorativo izquierda del modal */
  .header-links::before {
    content: '';
    position: absolute;
    left: 0;
    top: 25%;
    bottom: 25%;
    width: 3px;
    background: var(--red);
    border-radius: 0 2px 2px 0;
  }

  /* ── Links del nav ── */
  .header-links-a {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.55rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: rgba(255, 255, 255, 0.7);
    padding: 1.05rem 1.25rem;
    text-align: center;
    text-transform: uppercase;
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    width: 100%;
    max-width: 360px;
    margin: 0 auto;

    /* Estado oculto — para entrance stagger */
    opacity: 0;
    transform: translateY(14px);
    transition:
      opacity 0.4s var(--ease-out-expo),
      transform 0.4s var(--ease-out-expo),
      color 0.2s ease,
      background 0.2s ease;
  }

  .header-links.mobile-open .header-links-a {
    opacity: 1;
    transform: translateY(0);
  }

  /* Stagger — solo cuando se abre */
  .header-links.mobile-open .header-links-a:nth-child(1) { transition-delay: 0.12s; }
  .header-links.mobile-open .header-links-a:nth-child(2) { transition-delay: 0.17s; }
  .header-links.mobile-open .header-links-a:nth-child(3) { transition-delay: 0.22s; }
  .header-links.mobile-open .header-links-a:nth-child(4) { transition-delay: 0.27s; }
  .header-links.mobile-open .header-links-a:nth-child(5) { transition-delay: 0.32s; }

  /* Desactivar el underline animado de desktop */
  .header-links-a::after { display: none; }

  .header-links-a:hover,
  .header-links-a.active-link {
    color: var(--white);
    background: rgba(255, 255, 255, 0.04);
  }

  .header-links-a.active-link {
    position: relative;
  }

  .header-links-a.active-link::before {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 42px;
    height: 2px;
    background: var(--red);
  }

  /* ── Footer del modal — visible solo en mobile ── */
  .header-links-footer {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    width: 100%;
    max-width: 360px;
    margin: 2rem auto 0;

    opacity: 0;
    transform: translateY(14px);
    transition:
      opacity 0.4s var(--ease-out-expo),
      transform 0.4s var(--ease-out-expo);
    transition-delay: 0.4s;
  }

  .header-links.mobile-open .header-links-footer {
    opacity: 1;
    transform: translateY(0);
  }

  /* WhatsApp link */
  .header-links-wsp {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.95rem 1rem;
    background: rgba(37, 211, 102, 0.12);
    color: #4ade80;
    border: 1px solid rgba(37, 211, 102, 0.35);
    text-decoration: none;
    font-family: 'Poppins', 'Barlow', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
  }

  .header-links-wsp:hover {
    background: rgba(37, 211, 102, 0.22);
    color: #fff;
    border-color: rgba(37, 211, 102, 0.6);
  }

  /* CTA Hablemos — estilo botón rojo de marca */
  .header-links-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.95rem 1rem;
    background: var(--red);
    color: var(--white);
    border: 2px solid var(--red);
    text-decoration: none;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
    transition: color 0.3s ease;
  }

  .header-links-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--white);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s var(--ease-out-expo);
  }

  .header-links-cta:hover { color: var(--red); }
  .header-links-cta:hover::before { transform: scaleX(1); }

  .header-links-cta > * {
    position: relative;
    z-index: 1;
  }
}

/* ============================================================
   ESPACIADO PARA CONTENIDO DEBAJO DEL HEADER
   ============================================================ */
.container-fluid {
  margin-top: var(--header-h);
}

/* En plantillas donde el header está en modo transparente, el contenido
   arranca pegado al top y el hero se ve detrás del header. */
.container-fluid-flush {
  margin-top: 0;
}