@font-face{
 font-family:yekan;
 src:url('Yekan.woff2') format('woff2');
 font-display:swap;
}
.container{ width:100%; margin-left:auto; margin-right:auto; }
.row{ position:relative; width:100%; }
.hidden-s{display:none}
.col-1,.col-2,.col-3,.col-4,.col-5,.col-6,.col-7,.col-8,.col-9,.col-10,.col-11,.col-12{width:100%}
.flex{display:flex;flex-wrap:wrap;gap:0.5rem;}
.flex *{flex:1 0 auto}
html{
  margin:0;
  box-sizing:border-box;
  font-family:yekan;
}
body{
  margin:0;
}
a{text-decoration:none}
header{
/*background: linear-gradient(to bottom,  #194b77 0%,#43dbc4 67%,#ffffff 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
  background: #443523;
}
.nav{
  position:relative;
  display:block;
  height:400px;
}
.nav svg{
  fill:white;
}
.menu-toggler{
  position: absolute;
  display: block;
  top:0;
  bottom:0;
  right:0;
  left:0;
  margin:auto;
  width:40px;
  height:40px;
  z-index:2;
  opacity:0;
  cursor:pointer;
}
.menu-toggler:hover + label,
.menu-toggler:hover + label:before,
.menu-toggler:hover + label:after{
  background: #ddff50;
}
.menu-toggler:checked + label{
  background: transparent;
}
.menu-toggler:checked + label:before,
.menu-toggler:checked + label:after,{
  top:0;
  width:40px;
  transform-origin: 50% 50%;
}
.menu-toggler:checked + label:before{
  transform: rotate(45deg) translateY(-15px) translateX(-15px);
}
.menu-toggler:checked + label:after{
  transform: rotate(-45deg);
}
.menu-toggler:checked ~ ul .menu-item{ 
  opacity: 1;
}
.menu-toggler:checked ~ ul .menu-item:nth-child(1){
  transform: rotate(0deg) translate(-110px);
}
.menu-toggler:checked ~ ul .menu-item:nth-child(2){
  transform: rotate(60deg) translateX(-110px);
}
.menu-toggler:checked ~ ul .menu-item:nth-child(3){
  transform: rotate(120deg) translateX(-110px);
}
.menu-toggler:checked ~ ul .menu-item:nth-child(4){
  transform: rotate(180deg) translateX(-110px);
}
.menu-toggler:checked ~ ul .menu-item:nth-child(5){
  transform: rotate(240deg) translateX(-110px);
}
.menu-toggler:checked ~ ul .menu-item:nth-child(6){
  transform: rotate(300deg) translateX(-110px);
}
.menu-toggler:checked ~ ul .menu-item a{
  pointer-events:auto;
}
.menu-toggler + label{
  width: 40px;
  height: 5px;
  display: block;
  z-index: 1;
  border-radius: 2.5px;
  background: #ffffff;
  transition: transform 0.5s top 0.5s;
  position: absolute;
  display: block;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
}
.menu-toggler + label:before,
.menu-toggler + label:after{
  width: 40px;
  height: 5px;
  display: block;
  z-index: 1;
  border-radius: 2.5px;
  background: #ffffff;
  transition: transform 0.5s top 0.5s;
  content: "";
  position: absolute;
  display: block;
  left: 0;
}
.menu-toggler + label:before{
  top: 10px;
}
.menu-toggler + label:after{
  top: -10px;
}
.menu-item:nth-child(1) a{
  transform: rotate(0deg);
}
.menu-item:nth-child(2) a{
  transform: rotate(-60deg);
}
.menu-item:nth-child(3) a{
  transform: rotate(-120deg);
}
.menu-item:nth-child(4) a{
  transform: rotate(-180deg);
}
.menu-item:nth-child(5) a{
  transform: rotate(-240deg);
}
.menu-item:nth-child(6) a{
  transform: rotate(-300deg);
}
.menu-item{
  position: absolute;
  display: block;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  width: 80px;
  height: 80px;
  opacity: 0;
  transition: 0.5s;
}
.menu-item a{
  display: flex;
  align-items:center;
  justify-content:center;
  width: inherit;
  height: inherit;
  line-height: 80px;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(25, 55, 75, 0.9);
  border-radius: 50%;
  border:3px solid #ffffff;
  box-shadow:0 0 6px #000000;
  text-align: center;
  text-decoration: none;
  font-size: 15px;
  font-weight:bold;
  pointer-events: none;
  transition: 0.2s;
}
.menu-item a:hover{
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.3);
  color: white;
  background: rgba(55, 55, 255, 0.5);
  font-size: 20px
}
html {scroll-behavior: smooth;}
body {
	margin: 0;
	padding: 0;
	background-color: #f5f5f5;
	color: #333;
}
header {
	background: linear-gradient(90deg, #4a148c, #000);
	color: #fff;
	padding: 20px;
	text-align: center;
}
header h1 {
	margin: 0;
	font-size: 2.5rem;
}
.section {
	padding: 40px 20px;
	text-align: center;
}
.section:nth-child(even) {
	background-color: #eaeaea;
}
.section h2 {
	color: #4a148c;
	margin-bottom: 20px;
	font-size: 1.8rem;
}
.section p {
	font-size: 1.1rem;
	line-height: 1.6;
	margin: 0 auto;
	max-width: 800px;
}
.cta {
	background-color: #4a148c;
	color: #fff;
	padding: 0.7rem 1.4rem;
	border-radius: 5px;
	text-decoration: none;
	font-size: 1.2rem;
	display: inline-block;
	margin-top: 20px;
}
footer {
	background-color: #333;
	color: #fff;
	padding: 10px 20px;
	text-align: center;
}
#backToTop {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    background: #00a6ed;
    color: white;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
	line-height:0;
    font-size: 1.5rem;
    cursor: pointer;
    display: none; /* دکمه مخفی است تا زمانی که اسکرول شود */
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
#backToTop:hover {
    box-shadow:0 0 4px #ee5500;
}
footer a {
	color: #d2d821;
	text-decoration: none;
}
footer a:hover {
	text-decoration: underline;
}