/* ============================================
   Siglo XXI Decoraciones — Clon estático
   Paleta inspirada en el logo (bloques tipo Mondrian)
   ============================================ */

:root{
  --red:    #E4312B;
  --yellow: #F5C518;
  --blue:   #1477C6;
  --dark:   #15171C;
  --cream:  #FAF7EF;
  --lime:   #DCEE7A;
  --gray:   #6B6F76;

  --font-display: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;

  --container: 1180px;
  --radius: 14px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--dark);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ text-decoration:none; color:inherit; }
h1,h2,h3{ font-family: var(--font-display); margin:0; line-height:1.1; }
p{ margin:0 0 1em; line-height:1.7; color:#3a3d43; }
svg{ width:18px; height:18px; fill:currentColor; flex-shrink:0; }
:focus-visible{ outline:3px solid var(--blue); outline-offset:3px; }

.eyebrow{
  display:inline-block;
  font-family: var(--font-display);
  font-weight:700;
  font-size:.78rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color: var(--red);
  margin-bottom:.9rem;
  position:relative;
  padding-left:1.6rem;
}
.eyebrow::before{
  content:"";
  position:absolute;
  left:0; top:50%;
  width:1.1rem; height:4px;
  background: var(--yellow);
  transform:translateY(-50%);
}
.eyebrow--light{ color: var(--yellow); }
.eyebrow--light::before{ background: var(--red); }

.btn{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  font-family: var(--font-display);
  font-weight:600;
  font-size:.95rem;
  letter-spacing:.02em;
  padding: .95rem 2.1rem;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor:pointer;
  transition: transform .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
}
.btn--primary{
  background: var(--yellow);
  color: var(--dark);
}
.btn--primary:hover{
  transform: translateY(-2px);
  background: var(--red);
  color: #fff;
}

/* ============ TOPBAR ============ */
.topbar{
  background: var(--dark);
  color: #cfd2d8;
  font-size:.82rem;
}
.topbar__inner{
  max-width: var(--container);
  margin:0 auto;
  padding: .5rem 1.5rem;
  display:flex;
  gap:1.8rem;
  align-items:center;
  justify-content:flex-end;
}
.topbar__item{
  display:flex;
  align-items:center;
  gap:.45rem;
  transition: color .15s ease;
}
.topbar__item svg{ width:14px; height:14px; fill:var(--yellow); }
.topbar__item:hover{ color:#fff; }

/* ============ NAV ============ */
.nav{
  position: sticky;
  top:0;
  z-index:100;
  background: #5f5f5f;
}
.nav__inner{
  max-width: var(--container);
  margin:0 auto;
  padding: 1.1rem 1.5rem;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.nav__logo img{ height:74px; width:auto; }
.nav__menu{
  display:flex;
  gap:2.2rem;
}
.nav__menu a{
  font-family: var(--font-display);
  font-weight:600;
  font-size:.95rem;
  position:relative;
  padding: .3rem 0;
  color:#fff;
}
.nav__menu a::after{
  content:"";
  position:absolute;
  left:0; bottom:0;
  width:0; height:3px;
  background: var(--yellow);
  transition: width .2s ease;
}
.nav__menu a:hover::after{ width:100%; }

.nav__burger{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:38px; height:38px;
  background:none;
  border:none;
  cursor:pointer;
}
.nav__burger span{
  height:3px; width:100%;
  background: #fff;
  border-radius:2px;
}

/* ============ HERO ============ */
.hero{
  position:relative;
  min-height: 88vh;
  display:flex;
  align-items:center;
  overflow:hidden;
  isolation:isolate;
}
.hero__bg{
  position:absolute; inset:0;
  z-index:-2;
}
.hero__bg img{
  width:100%; height:100%; object-fit:cover;
}
.hero__overlay{
  position:absolute; inset:0;
  z-index:-1;
  background: linear-gradient(100deg, rgba(15,17,22,.88) 0%, rgba(15,17,22,.55) 48%, rgba(15,17,22,.25) 100%);
}
.hero__content{
  max-width: var(--container);
  margin:0 auto;
  width:100%;
  padding: 4rem 1.5rem;
}
.hero h1{
  color:#fff;
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  font-weight:800;
  margin-bottom:2.2rem;
  max-width: 14ch;
}
.hero__flag{
  position:absolute;
  right: 6%;
  bottom:0;
  top:0;
  display:flex;
  gap:.6rem;
  z-index:1;
  opacity:.9;
}
.stripe{
  width:14px;
  height:60%;
  align-self:flex-end;
  border-radius: 6px 6px 0 0;
}
.stripe--1{ background: var(--yellow); }
.stripe--2{ background: var(--red); height:78%; }
.stripe--3{ background: var(--blue); height:45%; }
.stripe--4{ background: var(--cream); height:66%; }

/* ============ NOSOTROS ============ */
.nosotros{
  padding: 6.5rem 1.5rem;
}
.nosotros__inner{
  max-width: var(--container);
  margin:0 auto;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 4.5rem;
  align-items:center;
}
.nosotros h2{
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  font-weight:700;
  margin-bottom:1.4rem;
}
.nosotros__img{
  position:relative;
}
.nosotros__img img{
  border-radius: var(--radius);
  box-shadow: 14px 14px 0 var(--yellow);
}

/* ============ MARCAS ============ */
.marcas{
  padding: 6.5rem 1.5rem 7rem;
  background: #027ec8;
}
.marcas__head{
  max-width: var(--container);
  margin:0 auto 3.2rem;
  text-align:center;
}
.marcas__head h2{
  color:#fff;
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
}
.marcas__head .eyebrow{ color: var(--yellow); }
.marcas__head .eyebrow::before{ background: var(--red); }

.marcas__grid{
  max-width: var(--container);
  margin:0 auto;
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.6rem;
}
.marca-card{
  background: var(--lime);
  border-radius: var(--radius);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition: transform .2s ease, box-shadow .2s ease;
}
.marca-card:hover{
  transform: translateY(-6px);
  box-shadow: 0 16px 30px rgba(0,0,0,.35);
}
.marca-card__img img{
  width:100%;
  aspect-ratio: 1/1;
  object-fit: cover;
}
.marca-card__body{
  padding: 1.4rem 1.4rem 1.6rem;
  background:#fff;
  flex:1;
}
.marca-card__body h3{
  font-size:1.1rem;
  margin-bottom:.6rem;
}
.marca-card__body p{
  font-size:.87rem;
  color: var(--gray);
  margin:0;
  line-height:1.55;
}

/* ============ FOOTER ============ */
.footer{
  background: #DCEE7A;
}
.footer__inner{
  max-width: var(--container);
  margin:0 auto;
  padding: 4.5rem 1.5rem 3rem;
  display:grid;
  grid-template-columns: 1.3fr 1fr 1.3fr;
  gap: 2.5rem;
}
.footer__logo{ height:56px; width:auto; margin-bottom:1.2rem; }
.footer__social{ display:flex; gap:.8rem; }
.footer__social a{
  width:38px; height:38px;
  border-radius:50%;
  background: var(--dark);
  color:#fff;
  display:flex; align-items:center; justify-content:center;
  transition: background .2s ease;
}
.footer__social a:hover{ background: var(--red); }

.footer__title{
  display:block;
  font-family: var(--font-display);
  font-weight:700;
  font-size:.85rem;
  text-transform:uppercase;
  letter-spacing:.08em;
  margin-bottom:1rem;
  color: var(--dark);
}
.footer__nav, .footer__contact{
  display:flex;
  flex-direction:column;
  gap:.65rem;
  font-size:.92rem;
  color:#3a3d43;
}
.footer__nav a:hover, .footer__contact a:hover{ color: var(--red); }

.footer__bottom{
  border-top: 1px solid #e2ddcd;
  padding: 1.3rem 1.5rem;
  max-width: var(--container);
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:.6rem;
  font-size:.8rem;
  color: var(--gray);
}
.footer__bottom a{ font-weight:600; color: var(--dark); }
.footer__bottom a:hover{ color: var(--red); }
.footer__powered{ display:inline-flex; align-items:center; opacity:.9; transition: opacity .15s ease; }
.footer__powered:hover{ opacity:1; }
.footer__powered img{ display:block; }

/* ============ WHATSAPP FLOTANTE ============ */
.wsp-float{
  position:fixed;
  right:1.5rem;
  bottom:1.5rem;
  width:58px; height:58px;
  background:#25D366;
  color:#fff;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow: 0 8px 22px rgba(0,0,0,.3);
  z-index:200;
  transition: transform .2s ease;
}
.wsp-float:hover{ transform: scale(1.08); }
.wsp-float svg{ width:28px; height:32px; }

/* ============ RESPONSIVE ============ */
@media (max-width: 980px){
  .nosotros__inner{ grid-template-columns:1fr; gap:2.5rem; }
  .nosotros__img{ order:-1; }
  .marcas__grid{ grid-template-columns: repeat(2, 1fr); }
  .footer__inner{ grid-template-columns: 1fr 1fr; }
  .footer__brand{ grid-column: 1 / -1; }
}

@media (max-width: 720px){
  .topbar__item span{ display:none; }
  .topbar__inner{ justify-content:center; gap:1.4rem; }
  .nav__menu{
    position:absolute;
    top:100%; left:0; right:0;
    background: #5f5f5f;
    flex-direction:column;
    padding: 1rem 1.5rem 1.5rem;
    gap:1rem;
    display:none;
  }
  .nav__menu.is-open{ display:flex; }
  .nav__burger{ display:flex; }
  .hero{ min-height:80vh; text-align:center; }
  .hero__content{ display:flex; flex-direction:column; align-items:center; }
  .hero__flag{ display:none; }
  .marcas__grid{ grid-template-columns: 1fr 1fr; gap:1rem; }
  .footer__inner{ grid-template-columns: 1fr; text-align:left; }
  .footer__bottom{ flex-direction:column; text-align:center; justify-content:center; }
}

@media (max-width: 480px){
  .marcas__grid{ grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce){
  *{ transition:none !important; scroll-behavior:auto !important; }
}