/* =========================================================
   M&J MANITAS — Estilos generales
   Paleta basada en el logo: azul marino, negro, dorado/naranja
   ========================================================= */

:root{
  --azul-oscuro: #0b1a33;
  --azul: #1c3d7a;
  --azul-claro: #2f6bd6;
  --negro: #0a0a0c;
  --negro-suave: #121317;
  --dorado: #f2a93b;
  --naranja: #e8842a;
  --blanco: #ffffff;
  --gris-claro: #f4f6fa;
  --gris-texto: #4a5568;

  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Montserrat', sans-serif;

  --radius: 14px;
  --shadow: 0 10px 30px rgba(10, 10, 12, 0.15);
  --transition: 0.3s ease;
}

*{ box-sizing: border-box; margin: 0; padding: 0; }

html{ scroll-behavior: smooth; }

body{
  font-family: var(--font-body);
  color: var(--negro-suave);
  background: var(--blanco);
  line-height: 1.6;
  overflow-x: hidden;
}

img{ max-width: 100%; display: block; }

.container{
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3{
  font-family: var(--font-heading);
  letter-spacing: 0.5px;
}

a{ text-decoration: none; color: inherit; }

/* ---------- Botones ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.98rem;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  border: 2px solid transparent;
  cursor: pointer;
}
.btn--primary{
  background: linear-gradient(135deg, var(--dorado), var(--naranja));
  color: var(--negro);
  box-shadow: 0 8px 20px rgba(232, 132, 42, 0.35);
}
.btn--primary:hover{ transform: translateY(-3px); box-shadow: 0 12px 26px rgba(232, 132, 42, 0.45); }
.btn--outline{
  border-color: var(--blanco);
  color: var(--blanco);
}
.btn--outline:hover{ background: var(--blanco); color: var(--azul-oscuro); transform: translateY(-3px); }
.btn--large{ padding: 18px 36px; font-size: 1.1rem; }
.btn--whatsapp{
  background: #25D366;
  color: var(--blanco);
  margin-left: 12px;
}
.btn--whatsapp:hover{ transform: translateY(-3px); box-shadow: 0 10px 22px rgba(37,211,102,0.4); }

/* =========================================================
   HEADER
   ========================================================= */
.header{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(11, 26, 51, 0.92);
  backdrop-filter: blur(8px);
  transition: background var(--transition);
}

.header__inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}

.brand{
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand__logo{
  height: 50px;
  width: 50px;
  object-fit: contain;
}
.brand__text{
  font-family: var(--font-heading);
  color: var(--blanco);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 1px;
}
.brand__text .amp{ color: var(--dorado); }
.brand__text small{
  display: block;
  font-size: 0.6rem;
  letter-spacing: 3px;
  color: var(--dorado);
  font-weight: 600;
}

.nav{
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav a{
  color: var(--blanco);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: color var(--transition);
}
.nav a:not(.nav__cta)::after{
  content: '';
  position: absolute;
  left: 0; bottom: -6px;
  width: 0%; height: 2px;
  background: var(--dorado);
  transition: width var(--transition);
}
.nav a:not(.nav__cta):hover::after{ width: 100%; }
.nav a:not(.nav__cta):hover{ color: var(--dorado); }

.nav__cta{
  background: linear-gradient(135deg, var(--dorado), var(--naranja));
  color: var(--negro) !important;
  padding: 10px 22px;
  border-radius: 50px;
  font-weight: 700;
}
.nav__cta:hover{ transform: translateY(-2px); }

.burger{
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.burger span{
  width: 26px; height: 3px;
  background: var(--blanco);
  border-radius: 3px;
  transition: var(--transition);
}

/* =========================================================
   HERO
   ========================================================= */
.hero{
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background:
    linear-gradient(160deg, rgba(11,26,51,0.82) 0%, rgba(13,34,71,0.78) 45%, rgba(10,10,12,0.85) 100%),
    url('../Imagenes/nave.jpg') center 30%/cover no-repeat;
}
.hero::before{
  /* Patrón tipo "plano de construcción" muy sutil, sello propio de marca */
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(circle at 50% 40%, rgba(0,0,0,0.9), transparent 75%);
}
.hero__overlay{
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 15%, rgba(47,107,214,0.30), transparent 45%),
    radial-gradient(circle at 85% 85%, rgba(242,169,59,0.15), transparent 50%),
    radial-gradient(circle at 50% 20%, rgba(47,107,214,0.2), transparent 60%);
}
.hero__overlay::after{
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.6), transparent 40%);
}
.hero__content{
  position: relative;
  z-index: 2;
  padding-top: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero__plate{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.hero__logo{
  width: 340px;
  filter: drop-shadow(0 10px 25px rgba(0,0,0,0.5));
  animation: floatLogo 4s ease-in-out infinite;
}
@keyframes floatLogo{
  0%, 100%{ transform: translateY(0); }
  50%{ transform: translateY(-10px); }
}
.hero h1{
  color: var(--blanco);
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.2;
  max-width: 900px;
}
.hero h1 span{
  display: block;
  color: var(--dorado);
}
.hero__subtitle{
  color: #e7ecf7;
  max-width: 640px;
  margin: 22px auto 34px;
  font-size: 1.08rem;
}
.hero__actions{
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: center;
}

.scroll-down{
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.scroll-down span{
  display: block;
  width: 26px; height: 26px;
  border-right: 3px solid var(--dorado);
  border-bottom: 3px solid var(--dorado);
  transform: rotate(45deg);
  animation: bounceDown 1.8s infinite;
}
@keyframes bounceDown{
  0%, 100%{ transform: rotate(45deg) translate(0,0); opacity: 1; }
  50%{ transform: rotate(45deg) translate(8px, 8px); opacity: 0.5; }
}

/* =========================================================
   Secciones generales
   ========================================================= */
.eyebrow{
  display: inline-block;
  color: var(--naranja);
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 12px;
}
.eyebrow--center{ display: block; text-align: center; }

.section-title{
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--azul-oscuro);
  margin-bottom: 16px;
}
.section-subtitle{
  color: var(--gris-texto);
  max-width: 720px;
  font-size: 1.05rem;
  margin-bottom: 20px;
}

/* ---------- Presentación ---------- */
.presentacion{
  padding: 100px 0 80px;
  background: var(--blanco);
}
.presentacion__grid{
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}
.presentacion__text h2{
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  color: var(--azul-oscuro);
  margin-bottom: 20px;
}
.presentacion__text p{
  color: var(--gris-texto);
  margin-bottom: 16px;
  font-size: 1.05rem;
}
.badges{
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 24px;
}
.badge{
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--gris-claro);
  border: 1px solid #e3e8f2;
  padding: 12px 18px;
  border-radius: 50px;
  font-weight: 600;
  color: var(--azul-oscuro);
  font-size: 0.92rem;
}
.badge__icon{ font-size: 1.2rem; }

.presentacion__media img{
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 4px solid var(--blanco);
  outline: 2px solid #e3e8f2;
}

/* Panel de marca corporativo (sustituye a foto de cliente) */
.brand-panel{
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 60px 40px;
  text-align: center;
  background:
    radial-gradient(circle at 20% 15%, rgba(47,107,214,0.35), transparent 45%),
    radial-gradient(circle at 85% 85%, rgba(242,169,59,0.18), transparent 50%),
    linear-gradient(160deg, #0b1a33 0%, #0d2247 45%, #0a0a0c 100%);
}
.brand-panel::before{
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(circle at 50% 40%, rgba(0,0,0,0.9), transparent 75%);
}
.brand-panel__logo{
  position: relative;
  width: 120px;
  margin: 0 auto 26px;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,0.5));
}
.brand-panel__quote{
  position: relative;
  color: var(--blanco);
  font-family: var(--font-heading);
  font-size: 1.3rem;
  line-height: 1.5;
  max-width: 380px;
  margin: 0 auto 18px;
}
.brand-panel__signature{
  position: relative;
  display: inline-block;
  color: var(--dorado);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
}

/* ---------- Servicios ---------- */
.servicios{
  padding: 90px 0;
  background: linear-gradient(180deg, var(--gris-claro), #eef1f8);
  text-align: center;
}
.servicios .section-subtitle{ margin: 0 auto 50px; }

.servicios__grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 26px;
  margin-bottom: 60px;
}
.servicio-card{
  background: var(--blanco);
  border-radius: var(--radius);
  padding: 36px 24px;
  box-shadow: 0 6px 20px rgba(11,26,51,0.08);
  transition: transform var(--transition), box-shadow var(--transition);
  border-top: 4px solid var(--dorado);
}
.servicio-card:hover{
  transform: translateY(-8px);
  box-shadow: 0 16px 34px rgba(11,26,51,0.15);
}
.servicio-card__icon{
  font-size: 2.4rem;
  margin-bottom: 16px;
}
.servicio-card h3{
  color: var(--azul-oscuro);
  font-size: 1.2rem;
  margin-bottom: 10px;
}
.servicio-card p{
  color: var(--gris-texto);
  font-size: 0.95rem;
}

.claim{
  background: var(--azul-oscuro);
  color: var(--blanco);
  border-radius: var(--radius);
  padding: 44px 30px;
  max-width: 820px;
  margin: 0 auto;
}
.claim p{ font-size: 1.05rem; margin-bottom: 12px; color: #dbe3f4; }
.claim__strong{
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--dorado);
}
.claim__strong span{ color: var(--blanco); display: block; font-size: 1.1rem; margin-top: 6px; }

/* ---------- Proceso / Galería ---------- */
.proceso{
  padding: 90px 0;
  background: var(--blanco);
  text-align: center;
}
.proceso .section-subtitle{ margin: 0 auto 50px; }

.galeria{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  text-align: left;
}
.galeria__item{
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--negro-suave);
}
.galeria__item img{
  width: 100%;
  height: 230px;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.galeria__item:hover img{ transform: scale(1.06); }
.galeria__item figcaption{
  padding: 16px;
  color: var(--blanco);
  font-size: 0.9rem;
  background: linear-gradient(180deg, var(--azul-oscuro), #081226);
}
.galeria__item--antes{ grid-column: span 1; }
.galeria__item--resultado{ grid-column: span 1; }

.tag{
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 8px;
}
.tag--antes{ background: #d64545; color: var(--blanco); }
.tag--proceso{ background: var(--dorado); color: var(--negro); }
.tag--resultado{ background: #2fa96b; color: var(--blanco); }

.videos{ margin-top: 70px; }
.videos__title{
  color: var(--azul-oscuro);
  font-size: 1.6rem;
  margin-bottom: 26px;
}
.videos__grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
}
.video-card{
  position: relative;
  background: var(--negro);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  padding: 10px;
}
.video-card .tag{
  position: absolute;
  top: 20px; left: 20px;
  z-index: 2;
}
.video-card video{
  width: 100%;
  border-radius: 10px;
  display: block;
  max-height: 420px;
  background: #000;
}

/* ---------- Contacto ---------- */
.contacto{
  padding: 100px 0;
  text-align: center;
  color: var(--blanco);
  background:
    linear-gradient(135deg, rgba(11,26,51,0.94), rgba(10,10,12,0.94)),
    url('../Imagenes/Proceso 2.jpeg') center/cover no-repeat fixed;
}
.contacto__logo{
  width: 90px;
  margin: 0 auto 20px;
}
.contacto h2{
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin-bottom: 14px;
}
.contacto p{
  color: #d8e0f2;
  margin-bottom: 30px;
  font-size: 1.05rem;
}

/* ---------- Footer ---------- */
.footer{
  background: var(--negro);
  color: #b7bfd1;
  padding: 34px 0;
}
.footer__inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer__brand{
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  color: var(--blanco);
  font-weight: 600;
}
.footer__brand img{ height: 34px; }
.footer__phone{
  color: var(--dorado);
  font-weight: 700;
}
.footer p{ font-size: 0.88rem; }

/* ---------- Botón flotante llamar ---------- */
.float-call{
  position: fixed;
  bottom: 26px;
  right: 26px;
  width: 62px; height: 62px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--dorado), var(--naranja));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 10px 24px rgba(232,132,42,0.5);
  z-index: 999;
  animation: pulse 2.2s infinite;
}
@keyframes pulse{
  0%{ box-shadow: 0 0 0 0 rgba(232,132,42,0.5); }
  70%{ box-shadow: 0 0 0 16px rgba(232,132,42,0); }
  100%{ box-shadow: 0 0 0 0 rgba(232,132,42,0); }
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 900px){
  .presentacion__grid{ grid-template-columns: 1fr; }
  .presentacion__media{ order: -1; }
  .galeria{ grid-template-columns: repeat(2, 1fr); }
  .videos__grid{ grid-template-columns: 1fr; }
}

@media (max-width: 720px){
  .nav{
    position: fixed;
    top: 78px; right: 0;
    height: calc(100vh - 78px);
    width: 260px;
    background: var(--azul-oscuro);
    flex-direction: column;
    align-items: flex-start;
    padding: 40px 30px;
    gap: 26px;
    transform: translateX(100%);
    transition: transform var(--transition);
  }
  .nav.open{ transform: translateX(0); }
  .burger{ display: flex; }
  .galeria{ grid-template-columns: 1fr; }
  .btn--whatsapp{ margin-left: 0; margin-top: 12px; }
  .contacto{ background-attachment: scroll; }

  .hero__content{ padding-top: 88px; }
  .hero__logo{ width: 170px; }
  .hero__subtitle{ font-size: 1rem; }
  .hero__actions{ flex-direction: column; width: 100%; }
  .hero__actions .btn{ width: 100%; justify-content: center; }

  .brand-panel{ padding: 40px 24px; }
  .brand-panel__logo{ width: 90px; }
  .brand-panel__quote{ font-size: 1.1rem; }

  .servicios__grid{ grid-template-columns: 1fr; }
  .claim{ padding: 32px 22px; }

  .contacto__logo{ width: 70px; }
  .contacto .btn{ width: 100%; justify-content: center; margin: 0 0 12px; }

  .footer__inner{ flex-direction: column; text-align: center; }

  .float-call{ width: 54px; height: 54px; font-size: 1.35rem; bottom: 18px; right: 18px; }
}

@media (max-width: 420px){
  .hero__logo{ width: 140px; }
  .hero h1{ font-size: 1.8rem; }
}

@media (max-width: 720px){
  .hero{
    min-height: auto;
    padding: 100px 0 50px;
    background-position: 65% 100%;
  }
}