/* Start Reset */
* {
	padding: 0px;
	margin: 0px;
	border: none;
}

*,
*::before,
*::after {
	box-sizing: border-box;
}

/* Links */

a, a:link, a:visited  {
    text-decoration: none;
}

a:hover  {
    text-decoration: none;
}

/* Common */

aside, nav, footer, header, section, main {
	display: block;
}

h1, h2, h3, h4, h5, h6, p {
    font-size: inherit;
	font-weight: inherit;
}

ul, ul li {
	list-style: none;
}

img {
	vertical-align: top;
}

address {
  font-style: normal;
}

/* Form */

input, textarea, button, select {
	font-family: inherit;
    font-size: inherit;
    color: inherit;
    background-color: transparent;
}

input::-ms-clear {
	display: none;
}

textarea {
	resize: vertical;
}

button, input[type="submit"] {
    display: inline-block;
    box-shadow: none;
    background-color: transparent;
    background: none;
    cursor: pointer;
}

button::-moz-focus-inner {
	padding: 0;
	border: 0;
}

label {
	cursor: pointer;
}

legend {
	display: block;
}

input[type='file'] {
	max-width: 100%;
}

/* End Reset */

*{
  font-family: "Inter", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
}

body{
	background-color: #000;
}

.wrapper{
	max-width: 1607px;
	margin: 0 auto;
	padding: 0 15px;
}

.header__menu-a{
	font-style: italic;
	font-weight: 600;
	font-size: 25px;
	color: #fff;
}

.header__menu-logo img{
    max-width: 70%;
}

.header__menu{
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: 15px;
}

.header__menu-btn{
font-style: italic;
font-weight: 600;
font-size: 21px;
color: #000;
background-color: #FFA103;
padding: 25px 41px;
border-radius: 20px;
}

.content-wrapper{
	max-width: 1237px;
	padding: 0 15px;
	margin: 0 auto;
}

.brand-ikusi{
	background-image: url(img/sick/SICK.png);
	background-repeat: no-repeat;
	min-height: 165px;
	background-size: 375px 120px;
	background-position: center;
	display: flex;
	align-items: center;
	margin-top: 70px;
}

.brand-title{
	font-style: italic;
	font-weight: 700;
	font-size: 40px;
	color: #FFFFFF;
	text-align: center;
}

.catalog{
	margin-top: 70px;
}

.catalog__container{
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
}

.catalog-item{
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	width: 340px;
	height: 500px;
	margin-bottom: 50px;
}

.catalog-item__title{
	margin-top: 18px;
	font-style: italic;
	font-weight: 600;
	font-size: 19px;
	text-align: center;
	color: #FFFFFF;
}

.catalog-item__btn{
font-style: italic;
font-weight: 400;
font-size: 19px;
text-align: center;
color: #000;
padding: 16px 75px;
background-color: #d9d9d9;
border-radius: 20px;
display: inline-block;
margin-top: 18px;
}

.brand-telecran{
	background-image: url(img/ikusi/telecranbg.png);
	background-repeat: no-repeat;
	min-height: 184px;
	background-size: 782px 113px;
	background-position: center;
	display: flex;
	align-items: center;
	margin-top: 70px;
}

.content-p{
	font-style: normal;
	font-weight: 400;
	font-size: 25px;
	line-height: 30px;
	color: #FFFFFF;
}

.footer-wrapper{
	display: flex;
	justify-content: space-between;
	max-width: 90%;
	padding: 0 15px;
	margin: 0 auto;
}

.form{
	background-color: #000;
	background-image: url(img/formbg.png);
	background-repeat: no-repeat;
	padding: 70px 0px;
	background-position-y: 15px;
	margin-top: 60px;
}

form input{
	font-style: italic;
	font-weight: 400;
	font-size: 24px;
	line-height: 29px;
	letter-spacing: 0.1em;
	color: #827C7C;
}

.rowone input{
	width: 362px;
	border-bottom: 1px solid #ffa103;
	margin-bottom: 70px;
	outline: none;
}

.rowtwo input{
	width: 494px;
	border-bottom: 1px solid #ffa103;
	margin-bottom: 70px;
	outline: none;
}

.rowthree{
	display: flex;
	justify-content: space-between;
}

.rowthree input{
	width: 758px;
	border-bottom: 1px solid #ffa103;
	padding-bottom: 70px;
	outline: none;
}

.form-btn{
	display: inline-block;
	font-style: italic;
	font-weight: 500;
	font-size: 27px;
	height: 50px;
	color: #FFA103;
	padding: 8px 95px;
	border: 1px solid #ffa103;
	align-self: flex-end;
}

.form-approve{
	display: flex;
	align-items: center;
	font-style: italic;
	font-weight: 400;
	font-size: 13px;
	line-height: 16px;
	letter-spacing: 0.1em;
	color: #FFA103;
	margin-top: 45px;
}

#sign{
  width: 45px;
  height: 35px;
  border: 1px solid #ffa103;
  background-color: transparent;
  margin: 0;
  padding: 0;
  vertical-align: middle;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  position: relative;
  cursor: pointer;
  margin-right: 45px;
}

#sign:checked {
  background-color: transparent;
}

#sign:focus {
  outline: none;
}

#sign::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 10px;
  border-left: 2px solid #ffa103;
  border-bottom: 2px solid #ffa103;
  transform: translate(-50%, -50%) rotate(-45deg);
  opacity: 0;
  transition: opacity 0.2s ease;
}

#sign:checked::after {
  opacity: 1;
}



/* Стили для popup */
.popup {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  display: none; /* Скрыт по умолчанию */
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.popup__content {
  background-color: #D9D9D9;
  padding: 30px;
  border-radius: 15px;
  max-width: 500px;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.popup__close {
  position: absolute;
  top: 10px;
  right: 15px;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: #555;
  font-weight: bold;
}

.popup__close:hover {
  color: #000;
}

@media (max-width: 1400px){
	.header__menu-a{
		font-size: 30px;
	}
	.header__menu-btn{
		font-size: 28px;
	}
	.header__menu-logo img{
		width: 85%;
	}
	.brand-ikusi{
		background-size: 444px 100px;
	}
	.brand-title{
		font-size: 35px;
	}
	.catalog-item__title{
		font-size: 20px;
	}
	.catalog-item img{
		min-height: auto;
		min-width: auto;
	}
	.catalog-item{
		width: 22%;
	}
	form input{
		font-size: 20px;
	}
	.form-btn{
		font-size: 22px;
	}
	#sign {
    width: 35px;
    height: 30px;
  }
}

@media (max-width: 1200px){
	.header__menu-a{
		font-size: 24px;
	}
	.header__menu-btn{
		font-size: 22px;
	}
	.header__menu-logo img{
		width: 80%;
	}
	.brand-ikusi{
		background-size: 400px 80px;
	}
	.brand-title{
		font-size: 30px;
	}
	.catalog-item__title{
		font-size: 16px;
	}
	.catalog-item img{
		min-height: auto;
		min-width: auto;
	}
	.catalog-item{
		width: 19%;
	}
	form input{
		font-size: 17px;
	}
	.form-btn{
		font-size: 18px;
	}
	#sign {
    width: 30px;
    height: 25px;
  }
  .form {
    background-position-x: center;
  }
}

@media (max-width: 1000px){
	.catalog-item{
		width: 47%;
		align-items: center;
	}
	.catalog-item img{
		width: 320px;
		height: 320px;
	}
	.catalog-item__btn{
		padding: 15px 75px;
	}
	.form{
		text-align: center;
	}
	.rowone input, .rowtwo input, .rowthree input{
		width: 90%;
		text-align: center;
	}
	.rowthree{
		display: block;
	}
	.rowthree a{
		margin-top: 35px;
		margin-bottom: 30px;
	}
	.form-btn{
		font-size: 24px;
	}
	.form-approve {
    margin: 0 auto;
    width: 70%;
  }
  #sign {
     width: 50px;
     height: 30px;
  }
}

@media (max-width: 800px){
	.header__menu-a{
		margin-bottom: 20px;
	}
	.brand-ikusi {
    background-size: 280px 75px;
  }
  .form{
  	background-position-y: 0px;
  }
}

@media (max-width: 600px){
    .catalog-item {
    width: 100%;
  }
  #sign {
    width: 130px;
  }
	.header__menu-btn{
		font-size: 18px;
		width: 100%;
		text-align: center;
		padding: 14px 22px;
	}
	.top-item {
        margin-bottom: 35px;
        width: 100%;
	}
	.top-item:last-child{
	    margin-bottom:0;
	}
	.promo-top, .promo-bot{
	    flex-direction: column;
	}
	.header__menu{
	    flex-direction: column;
	}
	.header__menu-logo{
	    text-align: center;
	    margin-bottom: 15px;
	}
	.brand-ikusi{
	    margin-top:0;
	}
	.catalog-item{
	    justify-content: center;
	    margin-bottom:0;
	}
	.catalog{
	    margin-top: 0;
	}
}

@media (max-width: 400px){
    .header__menu{
	    flex-direction: column;
	}
	.header__menu-logo{
	    text-align: center;
	    margin-bottom: 15px;
	}
	.top-item{
		width: 100%;
		margin-bottom: 25px;
	}
	.header__menu-logo{
    text-align: center;
	}
	.header__menu{
		flex-direction: column;
		justify-content: center;
	}
	.header__menu-btn {
    font-size: 24px;
  }
  .promo-top, .promo-bot{
  	flex-direction: column;
  }
  .promo{
  	margin-bottom: 30px;
  }
  .content-p{
  	text-align: center;
  }
}

@media (max-width: 375px){
	.brand-ikusi {
 	   background-size: 305px 70px;
  }
  #sign {
    width: 145px;
  }
}




/* ========== КНОПКА "НАВЕРХ" - ОРАНЖЕВАЯ СТРЕЛКА ========== */
.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 55px;
    height: 55px;
    background: linear-gradient(135deg, #FF8C00, #FFA726);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    transition: all 0.3s cubic-bezier(0.2, 0.9, 0.4, 1.1);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.8);
}

/* Показываем кнопку при прокрутке */
.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
}

/* Эффект при наведении */
.scroll-top-btn:hover {
    background: linear-gradient(135deg, #FF7700, #FFA040);
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(255, 140, 0, 0.5);
}

/* Эффект при нажатии */
.scroll-top-btn:active {
    transform: scale(0.95);
    transition: 0.05s linear;
}

/* Стили для стрелки */
.scroll-top-arrow {
    width: 26px;
    height: 26px;
    transition: transform 0.2s ease;
}

/* Стрелка слегка поднимается при наведении на кнопку */
.scroll-top-btn:hover .scroll-top-arrow {
    transform: translateY(-3px);
}

/* Адаптация для мобильных устройств */
@media (max-width: 768px) {
    .scroll-top-btn {
        bottom: 20px;
        right: 20px;
        width: 48px;
        height: 48px;
    }
    
    .scroll-top-arrow {
        width: 22px;
        height: 22px;
    }
}

@media (max-width: 480px) {
    .scroll-top-btn {
        bottom: 15px;
        right: 15px;
        width: 45px;
        height: 45px;
    }
    
    .scroll-top-arrow {
        width: 20px;
        height: 20px;
    }
}