:root{
  --green:#1f7a5a;
  --ink:#0b0f14;
  --radius:42px;
  --shadow:0 18px 45px rgba(0,0,0,.22);

  --iconSize:56px;
  --gap:18px;
}

*{box-sizing:border-box;}
html,body{height:100%;}

body{
  margin:0;
  background:#fff;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--ink);
}

.zones{
  padding:24px 18px 40px;
}

.zones__wrap{
  max-width:1180px;
  margin:0 auto;
}

.zones__header{
  display:flex;
  justify-content:center;
  margin-bottom:14px;
}

.zones__title{
  margin:0;
  font-size:22px;
  letter-spacing:2px;
  font-weight:900;
}

/* LAYOUT */
.zones__layout{
  display:flex;
  align-items:center;
  justify-content:center;
}

/* ICONS */
.zones__nav{
  display:flex;
  flex-direction:column;
  gap:var(--gap);
  align-items:center;
  justify-content:center;
  padding-right:16px;
}

.zones__btn{
  width:var(--iconSize);
  height:var(--iconSize);
  border-radius:14px;
  border:2px solid rgba(31,122,90,.45);
  background:#fff;
  cursor:pointer;
  padding:6px;
  transition:.25s;
  display:flex;
  align-items:center;
  justify-content:center;
}

.zones__btn img{
  width:100%;
  height:100%;
  object-fit:contain;
}

.zones__btn:hover{
  transform: translateY(-2px);
  box-shadow:0 10px 22px rgba(0,0,0,.15);
}

.zones__btn.is-active{
  background:rgba(31,122,90,.12);
  border-color:rgba(31,122,90,.95);
}

/* MAIN BOX */
.zones__box{
  width:min(1050px,100%);
/*  background:var(--green);*/
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
  min-height:420px;
  position: relative;
}


/* CONTENT */
.zones__content{
  position: relative;
  width: 100%;
  height: 100%;
  min-height:420px;
  padding: 34px;
  color:#fff;

  /* fallback default background */
  background:
    url("http://iecf26.test/wp-content/uploads/2026/02/BG-scaled.jpg")
    center / cover no-repeat;
}

.zones__content::before{
  content:"";
  position:absolute;
  inset:0;
  background: rgba(0,0,0,.15); /* adjust darkness */
  pointer-events:none;
}

.zones__overlay{
  position:relative; /* above overlay */
  z-index:1;
  max-width: 520px; /* keeps text nicely readable */
}


/* IMAGE WITH PLACEHOLDER */
.zones__image{
  flex:1;
  position:relative;
  overflow:hidden;
  background:
    url("http://iecf26.test/wp-content/uploads/2026/02/BG-scaled.jpg")
    center / cover no-repeat;
}

.zones__image img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

/* TYPOGRAPHY */
.zoneH{
  color:#fff;
  margin:0 0 8px;
  font-size:30px;
  font-weight:900;
}

.zoneSub{
  margin:0 0 22px;
  opacity:.92;
  font-size:13.5px;
  line-height:1.35;
}

.zoneLabel{
  margin:0 0 10px;
  font-weight:900;
  letter-spacing:.4px;
}

.zoneList{
  margin:0;
  padding-left:18px;
  line-height:1.5;
}

.zoneList li{ margin:6px 0; }

/* ANIMATIONS */
.fadeSwap{
  animation:fadeSwap .25s ease both;
}

@keyframes fadeSwap{
  from{opacity:0; transform:translateY(12px);}
  to{opacity:1; transform:translateY(0);}
}

.imgSwap{
  animation:imgSwap .55s ease both;
}

@keyframes imgSwap{
  from{opacity:0; transform:scale(1.06);}
  to{opacity:1; transform:scale(1);}
}

/* RTL */
html[dir="rtl"] .zones__layout{
  flex-direction:row-reverse;
}
html[dir="rtl"] .zones__content{
  text-align:right;
}
html[dir="rtl"] .zoneList{
  padding-left:0;
  padding-right:18px;
}
html[dir="rtl"] .zones__nav{
  padding-right:0;
  padding-left:16px;
}

/* MOBILE */
@media (max-width:980px){
  .zones__layout{
    flex-direction:column;
    gap:14px;
  }
  .zones__nav{
    flex-direction:row;
    padding:0;
  }
  .zones__box{
    flex-direction:column;
    min-height:auto;
  }
  .zones__content{
    flex-basis:auto;
  }
  .zones__image{
    min-height:260px;
  }
}


/* Final CSS filter solution for your current HTML */
.zones__btn {
  background: transparent;
  border: none;
  border-radius: 10px;
  padding: 15px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  margin: 5px;
}

.zones__btn:hover,
.zones__btn.is-active {
  background-color: #2E7D32; /* Darker green */
}

/* Transform black SVG to white on hover */
.zones__btn img {
  filter: brightness(0) invert(0); /* Black */
  transition: filter 0.3s;
  width: 40px;
  height: 40px;
}



.zones__btn:hover img,
.zones__btn.is-active img {
  filter: brightness(0) invert(1); /* White */
}