body {
    font-family: "Montserrat", sans-serif;
    color: #333;
    background: #ffffff;
    font-optical-sizing: auto;
    font-weight: 400; 
    height: auto;
    font-style: normal;
    font-size: 15px;
    line-height: 1.6;
    margin: 0;
    transition: all 0.3s ease;

    --color-bg: #ffffff; 
    --color-text: #333333;
}


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

h1, h2, h3, h4, h5, h6 {
    margin: 0;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Header */
.header {
    padding: 4px 12px;
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    box-shadow: none;
}

.header.scrolled {
    
    box-shadow: 0 1px 10px rgba(0, 0, 0, 0.1);
}

.header_inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header_logo {
    font-family: 'Kaushan Script', cursive;
    font-size: 24px;
    font-weight: 700;
    text-decoration: none;
    color: #333;
}

/* Nav */
.nav {
    font-size: 13px;
}

.nav_link {
    display: inline-block;
    vertical-align: top;
    margin: 0 18px;
    position: relative;
    font-weight: 600;
    color: #333;
    text-decoration: none;
    transition: color 0.25s linear;
}

.nav_link:hover {
    color: #000000;
}

.nav_link:hover::after {
    opacity: 1;
}

/* Navbar for phone*/
.nav-toggle {
    display: none; 
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 10px;
    z-index: 1100; 
}

.nav-toggle__bar {
    display: block;
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 5px 0;
    transition: all 0.3s ease-in-out;
}

/* Intro */
.intro {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    width: 100%;
    height: 100vh;
    background: url("../images/ai_finders/banner.webp");
    background-size: auto 100%;
    background-position: center;
    background-repeat: no-repeat;
    background-color: #f5f5f5;
    margin-bottom: 15px;
    cursor: default;
}

.intro_inner {
    width: 100%;
    max-width: 880px;
    margin: 0 auto;
    text-align: center;
    padding: 0 20px;
    padding-top: clamp(20px, 5vh, 120px);
}

.intro_title {
    color: #202020;
    font-size: clamp(50px, 4vw, 100px);
    font-weight: 670;
    font-family: 'Inter-Tight', sans-serif;
    margin-bottom: clamp(10px, 3vw, 20px);
    line-height: 1.2;
}

.intro_suptitle {
    font-size: clamp(20px, 6vw, 50px);
    color: #202020;
    margin-bottom: 30px; 
    font-weight: 500;
    margin-bottom: clamp(15px, 5vw, 20px);
}

.intro_text {
    font-size: 20px;
    color: #202020;
    font-family: 'Inter-Tight', sans-serif;
    font-style: italic;
}

.btn {
    padding: 12px 24px;
    font-size: 16px;
    background-color: transparent;
    border: 2px solid #202020;
    border-radius: 6px;
    color: #202020;
    cursor: pointer;
    transition: all 0.3s ease;

}

.btn:hover {
    background-color: #202020;
    color: white;
}

/* Card */
.card {
    border: none !important;
    text-align: center;
}

.card_inner {
    flex-wrap: wrap;
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: clamp(10px, 1vw, 15px);
}

.card_item{
    position: relative;
    width: 100%;
    height: clamp(150px, 30vw, 350px);
    background-color: #000000;
    display: flex;
    justify-content: center;
    color: #f5f5f5;
    align-items: center;
    cursor:default;
}

.card_item_data{
    background-color: #eef2ff;
    height: 100%;
    width: 100%;
    color: #1d0029;
    align-items: center;
    justify-content: center;
    display: flex;
}


.card_title{
    font-family: "Inter Tight", sans-serif;
    font-size: clamp(35px, 6vw, 85px);
    font-weight: 500;
    margin-bottom: 20px;
}

.card_text{
    font-family: "Inter Tight", sans-serif;
    font-size: clamp(25px, 4vw, 60px);;
    font-weight: 300;
    margin-bottom: 16px;

}

/* Banner */
.banner {
    background-color: #f5f5f5;
    height: clamp(170px, 30vw, 750px);
    margin-bottom: clamp(10px, 2vw, 15px);
    width: 100%;
    position: relative;
    overflow: hidden;
    cursor: default;
    display: flex;
}

.banner_color   {
    background-color: #e2f1ff;
    height: 100%;
    width: 100%;
}

.banner_img {
    width: auto;
    height: 100%;
    object-fit: cover;
    object-position: center;
    padding: 0px 140px;
}

.banner_overlay {
    position: absolute;
    top: 48%;
    right: 8%;
    transform: translateY(-50%);
    z-index: 2;
    color: #1b1b1b; 
    text-align: center;
    margin: 0 auto;
    padding: 20px;
}

.banner_overlay_backend {
    position: absolute;
    top: 48%;
    right: 11%;
    transform: translateY(-50%);
    z-index: 2;
    color: #000000;  
    text-align: center;
    align-items: center;
    margin: 0 auto;
    padding: 20px;
}

.banner_title {
    font-family: "Inter Tight", sans-serif;
    font-size: clamp(26px, 6vw, 85px) ;
    font-weight: 550;
    margin: 10px auto; 
    
}

.banner_text {
    text-align:justify;
    line-height: 1.6;
    font-size: clamp(20px, 4vw, 40px) ;
    font-weight: 400;
    font-family: "Inter Tight", sans-serif;
    max-width: 600px;
}

.banner_title_backend {
    font-family: "Inter Tight", sans-serif;
    font-size: clamp(32px, 6vw, 120px) ;
    font-weight: 550;
    margin: 10px auto; 
    color: #000000;
}

.banner_text_backend {
    line-height: 1.6;
    font-size: clamp(20px, 4vw, 70px) ;
    font-weight: 400;
    font-family: "Inter Tight", sans-serif;
    color: #001238;
}


/* Carousel */
.image-wrapper {
  position: relative;
  border: none !important;
}

.carousel-image {
  width: 100%;
  display: block;
}

.cart-overlay {
  position: absolute;
  top: 50%;
  right: 5%;
  transform: translateY(-50%);
  text-align: left;
  color: #fce7ff;
  z-index: 2;
}

.cart_title {
  font-weight: 700;
  font-family: "Inter Tight", sans-serif;
  margin: 0;
  text-align: center;
  
}

.cart_text {
  font-weight: 400;
  font-family: "Inter Tight", sans-serif;
  margin: 0;
  text-align: center;
  
}

.title {
    color: #eeeeee;
    font-size: clamp(25px, 6vw, 100px);
}

.text {
    color: #eeeeee;
    font-size: clamp(18px, 4vw, 80px);

}

/* Project Summary */
.project_summary {
    background-color: #f2f2f2;
    padding: 40px 20px;
    text-align: center;
    width: auto;
    height: auto;
    margin: 0px auto;
    margin-bottom: clamp(10px, 1vw, 15px);
    margin-top: clamp(10px, 1vw, 15px);
    cursor:default;
}

.project_title {
    font-family: "Inter Tight", sans-serif;
    font-size: clamp(40px, 4vw, 85px);
    font-weight: 500;
    margin-bottom: clamp(25px, 4vw, 50px);
    color: #2e2e2e;
}

.project_text {
    font-size: clamp(27px, 4vw, 45px);
    color: #3f3f3f;
    line-height: 1.3;
    width: 70%;
    align-items: center;
    margin: 0 auto;
    font-weight: 450;
    margin-top: 10px;
    margin-bottom: clamp(0px, 5vw, 50px);
    font-family: "Inter Tight", sans-serif;

}

.blockquote {
    font-size: clamp(10px, 4vw, 30px);
    color: #3f3f3f;
    line-height: 1.6;
    width: 70%;
    align-items: center;
    margin: 0 auto;
    font-weight: 450;
    margin-top: 20px;
    margin-bottom: 50px;
    font-family: "Inter Tight", sans-serif;
    font-style: italic;
}

.blockquote_Sellecta {
    display: inline-block;
    font-family: "Kaushan Script", cursive;
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
    font-style: normal;
}


/* Fade-in */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.fade-in.show {
  opacity: 1;
  transform: translateY(0);
}

/* Footer */
footer {
  background-color: #f4f4f4;
  color: #181818;
  padding: 40px 20px;
  text-align: center;
  font-size: 14px;
}

.footer_link {
  color: #181818;
  text-decoration: none;
}

.footer_link:hover {
  text-decoration: underline;
}

/* Media */
@media (max-width: 1025px) {
    
    /*Navbar*/
    .nav-toggle {
        display: block; 
    }

    .nav {
        flex-direction: column;
        align-items: center;
        position: fixed; 
        top: 0;
        left: 0;
        right: 0;
        background: white;
        height: auto;
        padding: 80px 0;
        overflow: hidden;
        opacity: 0;
        transform: translateY(-20px);
        transition: opacity 0.4s ease, transform 0.4s ease;
        z-index: 1000;
        pointer-events: none;
    }

    .nav.nav--active {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }

    .nav_link {
        font-size: clamp(22px, 4vw, 65px);
        margin: 20px 0;
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.3s ease, transform 0.3s ease;
    }

    .nav.nav--active .nav_link {
        opacity: 1;
        transform: translateY(0);
    }

    /* ✨ Анимация по очереди */
    .nav.nav--active .nav_link:nth-child(1) {
        transition-delay: 0.05s;
    }

    .nav.nav--active .nav_link:nth-child(2) {
        transition-delay: 0.15s;
    }

    .nav.nav--active .nav_link:nth-child(3) {
        transition-delay: 0.25s;
    }

    .nav.nav--active .nav_link:nth-child(4) {
        transition-delay: 0.35s;
    }

    /* Animation burger */
    .nav-toggle {
        position: relative;
    
        width: 34px;
        height: 34px;
        display: block;
        background: none;
        border: none;
        cursor: pointer;
        z-index: 1001;
    }

    .nav-toggle__bar {
        position: absolute;
        width: 100%;
        height: 3px;
        background: #333;
        transition: 0.3s ease;
        left: 0;
    }

    .nav-toggle__bar:nth-child(1) {
        top: 0;
    }

    .nav-toggle__bar:nth-child(2) {
        top: 10px;
    }

    .nav-toggle__bar:nth-child(3) {
        top: 20px;
    }

    .nav-toggle.open .nav-toggle__bar:nth-child(1) {
        transform: rotate(45deg);
        top: 10px;
    }

    .nav-toggle.open .nav-toggle__bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.open .nav-toggle__bar:nth-child(3) {
        transform: rotate(-45deg);
        top: 10px;
    }

    /* Overlay */
    .nav-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.3);
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease;
        z-index: 999;
        backdrop-filter: blur(8px);      
        -webkit-backdrop-filter: blur(8px);
    }

    .nav-overlay.active {
        opacity: 1;
        visibility: visible;
    }

    /* Intro */
    .intro {
    height: 130vw;
    width: 100%;
    padding: 60px 0 40px;
    background-position: top;
    display: block;
    margin-bottom: 10px;
  }

    .intro_inner {
    padding: 0px 20px;
    text-align: center;
    padding-bottom: 100px; 
}

    /* Banners*/
    .banner{
        margin-bottom: 10px;
}

    .banner_img {
        padding: 0px;
        margin-left: 5px;
        width: auto;
        height: 100%;
}

    .banner_overlay {
        right: 2%;
        top: 50%;
}

    .banner_overlay_backend{
        right: 10%;
        top: 50%;
}

    .banner_text {
        max-width: 190px;
        font-size: clamp(15px, 4vw, 30px) ;
        line-height: 1.1;
}

    .banner_text_backend {
        line-height: 1.5;
}
}