:root {
    --min-width: 320px;
    --max-width: 1600px;

    /* Цвета */    
    --primary: #5A83D5;
    --primary-dark: #476ab1;
    --accent: #f1c00e;
    --accent-dark: #dbae0f;
    --accent-invert: #a6dbba;
    --dark: #333;
    --dark-dark: #1b1b1b;
}

* {
    margin: 0;
    padding: 0;
}

html, body {
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    height: 100%;
}

header {
    background-color: rgb(252, 252, 252);
    box-shadow: 0px 0px 12px rgba(0, 0, 0, 0.2);
}

main {
    flex: 1;
}

section {
    position: relative;
}

footer {
    background-color: rgb(252, 252, 252);
    box-shadow: 0px 0px 8px rgba(0, 0, 0, 0.15);
}

footer > .container-xxl {
    min-height: 152px;
}

h1 {
    font-weight: bold;
}

.a-no-style {
    color: initial;
    text-decoration: none;
}

.container-xxl {
    max-width: var(--max-width);
    min-width: var(--min-width);
}

.header-logo {
    min-width: 48px;
    max-width: 256px;
    width: 100%;
}

.btn {
    width: max-content;
    padding: 0.6rem;
    font-weight: bold;
    color: white;
    border-radius: 16px;
    text-align: center;
    text-wrap: nowrap;
    transition: 0.2s ease;
}

.btn.deactivated {
    opacity: 0.5;
    pointer-events: none;
}

.btn-sm {
    font-size: 0.85em;
}

.btn-primary {
    background-color: var(--primary) !important;
    border: 3px solid var(--primary) !important;
}

.btn-primary:hover {
    background-color: var(--primary-dark) !important;
    border: 3px solid var(--primary-dark) !important;
}

.btn-primary:active {
    background-color: var(--primary-dark) !important;
    border: 3px solid var(--primary) !important;
}

.btn-dark {
    background-color: var(--dark) !important;
    border: 3px solid var(--dark) !important;
}

.btn-dark:hover {
    background-color: var(--dark-dark) !important;
    border: 3px solid var(--dark-dark) !important;
}

.btn-dark:active {
    background-color: var(--dark-dark) !important;
    border: 3px solid var(--dark) !important;
}

.btn-accent {
    color: white !important;
    background-color: var(--accent) !important;
    border: 3px solid var(--accent) !important;
}

.btn-accent:hover {
    background-color: var(--accent-dark) !important;
    border: 3px solid var(--accent-dark) !important;
}

.btn-accent:active {
    background-color: var(--accent-invert) !important;
    border: 3px solid var(--accent-invert) !important;
}

.bg-image {
    position: relative;
    aspect-ratio: 1;
    width: 100%;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    border-radius: 16px;
    transition: box-shadow 0.2s ease;
    box-shadow: 0px 0px 16px rgba(0, 0, 0, 0.2);
    filter: grayscale(100%);
    transition: filter 1s ease;
}

.link-block {
    max-width: 256px;
}

.link-block:hover .bg-image {
    filter: grayscale(0%);
}

/* --- Анимация при наведении на блок со ссылками --- */
.svg-border {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 3%;
    z-index: 1;
    border-radius: 24px;
}
  
.shape {
    width: 100%;
    height: 100%;
    opacity: 0;
    stroke-width: 6px;
    fill: transparent;
    stroke: #009FFD;
    stroke-dasharray: 85 400;
    stroke-dashoffset: -220;
    transition: 1s all ease;
    rx: 10%;
    ry: 10%;
}

/* Эффект при наведении */
.link-block:hover .shape {
    opacity: 1;
    stroke-dasharray: 50 0;
    stroke-width: 3px;
    stroke-dashoffset: 0;
    stroke: #06D6A0;
}
/* --- */

.bg-tech-news {
    background-image: url('https://lavkatech.ru/image/img-39.jpg');
}

.bg-services {
    background-image: url('https://lavkatech.ru/image/img-41.jpg');
}

.bg-opensource {
    background-image: url('https://lavkatech.ru/image/img-40.jpg');
}

.bg-clients {
    background-image: url('https://lavkatech.ru/image/img-38.jpg');
}

.nav-section {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.mb-10 {
    margin-bottom: 6rem;
}

#news-container {
    overflow: hidden;
    width: 100%;
}

.card {
    box-shadow: 6px 6px 8px rgba(0, 0, 0, 0.1);
    text-decoration: none;
}

.card-news {
    max-width: 400px;
    width: 100%;
    flex-shrink: 0;
    transition: 0.5s ease;
}

.card-news-body {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card-social {
    overflow: hidden;
    max-width: 352px;
    display: flex;
    flex-direction: column;
    align-items: center;
    opacity: 0.8;
    transition: opacity 0.2s ease-in;
}

.card-social:hover,
.card-social.active {
    opacity: 1;
}


.card-social:hover .card-social-logo,
.card-social.active .card-social-logo {
    filter: grayscale(0%);
    opacity: 0.8;
    transform: scale(0.9);
}

.card-social-logo {
    bottom: 4%;
    position: absolute;
    max-width: 40%;
    filter: grayscale(100%);
    opacity: 0.33;
    transition: all 0.2s ease-in;
    transform: scale(0.8);
}

.card-social .card-text {
    margin-bottom: 10em;
}

.card-service {

}

.service-ofd-checker {
    
}

.service-retail-mapping{

}

.service-digital-assistant {

}

.service-digital-secretary {
    
}

.btn-scroll {
    z-index: 128;
    font-size: 1.5em;
    height: max-content;
}

.bg-addition {
    display: block;
    position: absolute;
    z-index: -1;
    opacity: 0.25;
}

.bg-chart {
    width: 1200px;
    top: -75px;
    right: -190px;
}

.bg-code {
    width: 1600px;
    top: -40px;
    left: -400px;
}

.bubble-copy {
    position: absolute;
    pointer-events: none;
    opacity: 1;
    top: 0;
    left: 50%;
    transform: translate(-50%, -100%);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.bubble-copy.hide {
    opacity: 0;
    transform: translate(-50%, -150%);
}

.cursor-pointer {
    cursor: pointer;
}

.news-content {
    max-width: 1024px;
}

.news-content img {
    border-radius: 16px;
    margin-bottom: 1em;
    max-width: 704px;
    width: 100%;
}

@media screen and (max-width: 768px) {
    html {
        font-size: 0.9em;
    }
}