@font-face {
    font-family: 'Axiforma';
    src: local('Axiforma Black'), local('Axiforma-Black');
    font-weight: 900;
    font-style: normal;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-color: #1E1F21;
    --white: #FFFFFF;
    --blue: #7F96B2;
}

main{
    margin: 0 auto;
}

body {
    background-color: var(--bg-color);
    font-family: 'IBM Plex Sans', sans-serif;
    color: var(--white);
}


/* ======================== HEADER ======================== */


/* Header */
.header {
    text-align: center;
    padding: 20px 0;
    margin-top: 10px;
    margin-bottom: 80px;
}

.logo {
    font-family: 'Axiforma', 'Arial Black', sans-serif;
    font-weight: 900;
    color: var(--white);
    font-size: clamp(80px, 12vw, 180px);
    letter-spacing: 0.5px;
    white-space: nowrap;
    line-height: 1;
}

.letter-container {
    display: inline-block;
    white-space: nowrap;
    letter-spacing: -0.16em;
}

.letter {
    display: inline-block;
    color: var(--white);
    transition: color 0.5s ease;
    min-width: 0.55em;
    text-align: center;
}

.letter:nth-child(1) { animation: colorChange 3s infinite 0s; }
.letter:nth-child(2) { animation: colorChange 3s infinite 0.3s; }
.letter:nth-child(3) { animation: colorChange 3s infinite 0.6s; }
.letter:nth-child(4) { animation: colorChange 3s infinite 0.9s; }
.letter:nth-child(5) { animation: colorChange 3s infinite 1.2s; }
.letter:nth-child(6) { animation: colorChange 3s infinite 1.5s; }
.letter:nth-child(7) { animation: colorChange 3s infinite 1.8s; }
.letter:nth-child(8) { animation: colorChange 3s infinite 2.1s; }
.letter:nth-child(9) { animation: colorChange 3s infinite 2.4s; }

@keyframes colorChange {
    0%, 100% {
        color: var(--white);
    }
    50% {
        color: #7F96B2;
    }
}


/* ============ MAIN SECTION ============ */

.top-section {
    width: 1323px;
    display: flex;
    gap: 65px;
    transform-origin: top center;
}

.top-section-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    overflow: hidden;
}


/* ============ SLIDERS ============ */

.sliders-box {
    width: 430px;
    border: 2px solid var(--white);
    padding: 25px;
    display: flex;
    justify-content: space-between;
}

.slider {
    width: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.slider-label {
    width: 80px;
    height: 65px;
    background: var(--blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 25px;
}

.slider-track {
    width: 2px;
    height: 665px;
    background: var(--white);
    margin-top: 30px;
    position: relative;
}

.slider-thumb {
    width: 30px;
    height: 12px;
    background: var(--blue);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.thumb1 { animation: slide1 4s infinite alternate ease-in-out; }
.thumb2 { animation: slide2 4.5s infinite alternate ease-in-out; }
.thumb3 { animation: slide3 3.7s infinite alternate ease-in-out; }

@keyframes slide1 { from { top: 650px; } to { top: 140px; } }
@keyframes slide2 { from { top: 480px; } to { top: 80px; } }
@keyframes slide3 { from { top: 540px; } to { top: 120px; } }

/* ============ CIRCLES ============ */

.circles-box {
    width: 843px;
    height: 835px;
    border: 2px solid var(--white);
    position: relative;
}

.circle {
    position: absolute;
    top: 50%;
    left: 50%;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}

.c1 {
    width: 829px;
    height: 829px;
    border: 2px solid var(--white);
    animation: rotCW 40s linear infinite;
}

.c2 {
    width: 670px;
    height: 670px;
    border: 2px dashed var(--blue);
    animation: rotCCW 35s linear infinite;
}

.c3 {
    width: 460px;
    height: 460px;
    border: 2px solid var(--white);
    animation: rotCW 30s linear infinite;
}

.c4 {
    width: 300px;
    height: 300px;
    border: 2px dashed var(--white);
    animation: rotCCW 20s linear infinite;
}

@keyframes rotCW {
    from { transform: translate(-50%, -50%) rotate(0); }
    to   { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes rotCCW {
    from { transform: translate(-50%, -50%) rotate(0); }
    to   { transform: translate(-50%, -50%) rotate(-360deg); }
}

.cloud {
    width: 225px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 4;
}


.svg-layer {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 5;
}

.svgtext {
    fill: #fff;
    font-size: 40px;
    font-family: "IBM Plex Sans", sans-serif;
    letter-spacing: 1px;
    text-anchor: middle;
    dominant-baseline: middle;
}

.svgtext-center {
    text-anchor: middle;
}



/* ============ LINES AFTER BLOCK ============ */

.line-solid {
    border-top: 2px solid #ffffff;
    margin: 40px 10px 50px 618px;
}

.line-dashed {
    width: 677px;
    border-top: 2px dashed #ffffff;
    margin-left: 70px;
}

/* ==================== SHAPE SECTION  ==================== */

.shape-section {
    width: 100%;
    background-color: var(--blue);
    padding: 40px 0 15px;
    margin-top: 40px;
}

.shape-title-wrapper {
    max-width: 1286px;
    width: 100%;
    margin: 0 auto;
    padding: 0 16px;
}

.shape-title {
    font-size: clamp(32px, 6vw, 72px);
    font-weight: 400;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    text-align: center;
    color: var(--white);
}

.shape-line {
    width: 100%;
    height: 2px;
    background-color: var(--white);
    position: relative;
    left: 50%;
    transform: translateX(-50%);
}

.shape-line-top {
    margin-top: 50px;
}

.shape-line-bottom {
    margin-top: 40px;
}

.cloud-marquee {
    width: 100%;
    height: 280px;
    background-color: #7F96B2; 
    position: relative;
    overflow: hidden;
    margin-top: 30px;
    margin-bottom: 30px;
}


.cloud-marquee-inner {
    position: absolute;
    top: 20px;
    bottom: 20px;
    left: 0;
    width: 200%;

    background-image: url(../img/cloud_string.png);

    background-repeat: repeat-x;
    background-size: auto 100%, 1320px 100%;
    background-position: left center;

    animation: cloudMarquee 15s linear infinite;
}


@keyframes cloudMarquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}


.texture-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: clamp(30px, 6vw, 100px);
    width: 100%;
    margin: 15px auto;
}

.texture-item {
    position: relative;
    width: clamp(240px, 30vw, 380px);
    aspect-ratio: 380 / 250;
    overflow: hidden;
}


.texture-frame {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: contain;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 1.4s ease-in-out;
}

.texture-item.animate .frame1 {
    animation: texFade1 7s infinite;
}

.texture-item.animate .frame2 {
    animation: texFade2 7s infinite;
}

.texture-item.animate .frame3 {
    animation: texFade3 7s infinite;
}


@keyframes texFade1 {
    0%   { opacity: 1; }
    30%  { opacity: 1; }
    33%  { opacity: 0; }
    100% { opacity: 0; }
}


@keyframes texFade2 {
    0%   { opacity: 0; }
    33%  { opacity: 0; }
    36%  { opacity: 1; }
    63%  { opacity: 1; }
    66%  { opacity: 0; }
    100% { opacity: 0; }
}


@keyframes texFade3 {
    0%   { opacity: 0; }
    66%  { opacity: 0; }
    69%  { opacity: 1; }
    96%  { opacity: 1; }
    100% { opacity: 0; }
}

.texture-label {
    position: absolute;
    top: 55%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 32px;
    font-weight: 400;
    color: #000;
    pointer-events: none;
}

/* ========================== ИЗГОТОВЛЕНИЕ ========================== */

.manufacture-section {
    padding: 95px 55px 55px 55px;
    background: #1E1F21;
    color: #fff;
}

.manufacture-inner {
    max-width: 1323px;
    width: 100%;
    margin: 0 auto;
}

.manufacture-title {
    font-size: clamp(42px, 7vw, 95px);
    margin-left: clamp(0px, 3vw, 35px);
    font-weight: 400;
    letter-spacing: 0.05em;
    display: flex;
    align-items: flex-end;
    gap: 22px;
    margin-bottom: 80px;
}

.mf-dots {
    display: flex;
    gap: 45px;
    margin-bottom: 10px;
}

.mf-dot {
    width: 40px;
    height: 40px;
    background: #fff;
    border-radius: 50%;
    opacity: 0;
    animation: mfDot 2s infinite;
}

.mf-dot:nth-child(2) { animation-delay: 0.3s; }
.mf-dot:nth-child(3) { animation-delay: 0.6s; }

@keyframes mfDot {
    0%,20% { opacity: 0; transform: scale(0.5); }
    35%,55% { opacity: 1; transform: scale(1); }
    70%,100% { opacity: 0; transform: scale(0.5); }
}

.manufacture-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
    gap: clamp(20px, 4vw, 35px);
}

.manufacture-left,
.manufacture-right {
    width: 100%;
}

.mf-frame {
    border: 3px solid #fff;
    box-sizing: border-box;
}

.mf-top-frame {
    width: 570px;
    height: 695px;
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
    align-items: center;
}

.mf-bottom-frame {
    width: 570px;
    height: 265px;
    margin-top: 35px;
    background: #7F96B2;
    position: relative;
}

.mf-right-frame {
    width: 715px;
    height: 995px;
    position: relative;
}

.mf-outer-circle {
    width: 240px;
    height: 240px;
    border-radius: 50%;
    border: 2px solid #fff;
    display: flex;
    justify-content: center;
    align-items: center;
}

.mf-inner-morph {
    width: 160px;
    height: 160px;
    background: #fff;
    animation: morphShape 4s ease-in-out infinite;
}

@keyframes morphShape {
    0%,25% { border-radius: 50%; transform: scale(1); }
    50%    { border-radius: 14px; transform: scale(0.9); }
    75%,100% { border-radius: 50%; transform: scale(1); }
}


.wave-circle {
    width: 240px;
    height: 240px;
    border: 3px solid #fff;
    border-radius: 50%;
    position: relative;
    overflow: hidden;
    background: #1E1F21;
}

.wave-svg {
    width: 100%;
    height: 100%;
    display: block;
}

.wave-path {
    fill: #7F97B3;
}

.wave-back {
    opacity: 0.45;
    animation: waveBack 5.5s ease-in-out infinite;
}

.wave-front {
    opacity: 0.85;
    animation: waveFront 3.5s ease-in-out infinite;
}



@keyframes waveFront {
    0% {
        d: path("M0 150 C 40 120, 80 180, 120 150 C 160 120, 200 180, 240 150 L 240 240 L 0 240 Z");
    }
    50% {
        d: path("M0 135 C 40 190, 80 110, 120 135 C 160 190, 200 110, 240 135 L 240 240 L 0 240 Z");
    }
    100% {
        d: path("M0 150 C 40 120, 80 180, 120 150 C 160 120, 200 180, 240 150 L 240 240 L 0 240 Z");
    }
}

@keyframes waveBack {
    0% {
        d: path("M0 145 C 40 130, 80 165, 120 145 C 160 130, 200 165, 240 145 L 240 240 L 0 240 Z");
    }
    50% {
        d: path("M0 155 C 40 175, 80 125, 120 155 C 160 175, 200 125, 240 155 L 240 240 L 0 240 Z");
    }
    100% {
        d: path("M0 145 C 40 130, 80 165, 120 145 C 160 130, 200 165, 240 145 L 240 240 L 0 240 Z");
    }
}

.mf-cloud-fade {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.cf {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    animation: cloudFade 6s infinite;
}

.cf-1 { animation-delay: 0s; }
.cf-2 { animation-delay: 2s; }
.cf-3 { animation-delay: 4s; }

@keyframes cloudFade {
    0% { opacity: 0; }
    15% { opacity: 1; }
    35% { opacity: 1; }
    50% { opacity: 0; }
    100% { opacity: 0; }
}

.mf-drawing-fade {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.df {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    animation: drawingFade 3s infinite;
}

.df-1 { animation-delay: 0s; }
.df-2 { animation-delay: 0.5s; }
.df-3 { animation-delay: 0.7s; }
.df-4 { animation-delay: 1s; }

@keyframes drawingFade {
    0% { opacity: 1; }
    15% { opacity: 1; }
    35% { opacity: 1; }
    50% { opacity: 1; }
    100% { opacity: 0; }
}

.footer-section {
    width: 100%;
    background: #1F1F1F;

}

.footer-frame,
.footer-grid {
    max-width: 1323px;
    width: 100%;
    margin: 0 auto;
    grid-template-columns: 1fr auto;
    gap: 20px;
}

.circles-box .cloud {
    width: 225px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 4;
}


.footer-clouds {
    position: relative;
    width: 100%;
    height: 330px;
}

.footer-clouds .cloud {
    position: absolute;
    left: auto;
    transform: none;
    z-index: 1;
    width: 140px;
    opacity: 0.9;
}



@keyframes cloudFloat {
    0% {
        transform: translate(0, 0);
    }
    50% {
        transform: translate(6px, -10px);
    }
    100% {
        transform: translate(0, 0);
    }
}

.footer-clouds .cloud {
    position: absolute;
    width: 140px;
    opacity: 1;
    animation: cloudFloat 6s ease-in-out infinite;
}

.cloud-1 {
    animation-duration: 9s;
    animation-delay: 0s;
}

.cloud-2 {
    animation-duration: 11s;
    animation-delay: -2s;
}

.cloud-3 {
    animation-duration: 10s;
    animation-delay: -4s;
}

.cloud-4 {
    animation-duration: 12s;
    animation-delay: -1s;
}

.cloud-5 {
    animation-duration: 14s;
    animation-delay: -6s;
}

.cloud-6 {
    animation-duration: 16s;
    animation-delay: -8s;
}



.cloud-1-wrapper {
    top: 14rem;
    left: 20rem;
}

.footer-clouds .cloud-2 {
    top: 7rem;
    right: 40rem;
}

.cloud-3-wrapper {
    top: 11rem;
    right: 30rem;
}

.footer-clouds .cloud-4 {
    top: -1rem;
    left: 7rem;
}

.cloud-5-wrapper{
    top: 11rem;
    left: 600px;
}

.footer-clouds .cloud-6 {
    top: 5rem;
    left: 1rem;
}

.cloud-wrapper {
    position: absolute;
}

.flip-y {
    transform: scaleY(-1);
}



.fixed-cloud-box {
    position: absolute;
    right: 0;
    top: 0;
    width: 280px;
    height: 260px;
    background: #8299B8;
    display: flex;
    align-items: center;
    justify-content: center;
}

.fixed-cloud {
    width: 180px;
    height: auto;
}


.footer-clouds .cloud {
    animation-play-state: running;
}


.footer-clouds .cloud:hover {
    animation-play-state: paused;
}

.logo-img {
    width: 420px;
    margin-top: -65px;
    margin-left: -35px;
}




.footer-author {
    font-family: 'Axiforma', 'Arial Black', sans-serif;
    font-weight: 900;
    color: var(--white);
    font-size: 6rem;
    letter-spacing: 0.5px;
    white-space: nowrap;
    line-height: 1;
    text-transform: uppercase;
}


.footer-frame {
    display: grid;
    border: 3px solid #fff;
    margin-bottom: 35px;
}

.footer-clouds {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
}


.fixed-cloud-box {
    right: 20px;
    top: 20px;
    border: 2px solid #fff;
}


.footer-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: flex-end;
    padding: 0 10px;
    position: relative;
}


.footer-logo {
    padding-bottom: 24px;
}


.logo-img {
    width: 420px;
    margin: 0;
    display: block;
}

/*Адаптивность*/

@media (max-width: 1280px) {

    .top-section {
        transform: scale(0.80);
        align-items: center;
    }

    .sliders-box{
        height: 835px;
    }

    .manufacture-layout{
        display: flex;
    }

    .manufacture-left {
        justify-items: center;
    }

    .manufacture-right {
        justify-items: center;
    }

    .mf-bottom-frame {
        width: 350px;
    }

    .mf-top-frame {
        width: 350px;
        height: 595px;
    }

    .mf-right-frame {
        width: 615px;
        height: 895px;
    }

    .footer-section {
        display: flex;
        flex-direction: column;
        padding: 0 2rem;
    }

    .footer-grid{
        display: flex;
        flex-direction: row;
        justify-content: space-between;
    }

    .footer-frame {
        display: flex;
        align-items: center;
    }

}

@media (max-width: 1024px) {
    .top-section-wrapper {
        margin-bottom: -500px;
    }

    .top-section {
        transform: scale(0.70);
        flex-direction: column-reverse;
        align-items: center;
    }

    .sliders-box .slider-track {
        height: 1200px !important;
    }


    .header {
        margin-bottom: 24px;
    }

    .logo {
        font-size: 42px;
        letter-spacing: 0.04em;
    }

    .sliders-box{
        width: 840px;
    }

    .shape-title {
        font-size: 58px;
    }

    .cloud-marquee {
        height: 200px;
    }

    .texture-row{
        flex-direction: row;
    }

    .texture-item {
        width: calc((100% - 40px) / 3.3);
    }

    .texture-label {
        font-size: 16px;
    }

    .manufacture-section{
        padding:0 1rem;
    }

    .manufacture-layout {
        display: flex;
        flex-direction: column-reverse;
    }

    .manufacture-title{
        margin: 2rem 0;
        font-size: 18px;
        text-align: center;
        justify-self: center;
    }

    .manufacture-left {
        flex-direction: column;
        justify-items: center;
    }

    .manufacture-right {
        justify-items: center;
    }

    .mf-top-frame{
        width: 715px;
    }

    .mf-bottom-frame{
        height: 300px;
        width: 715px;
    }

    .footer-section {
        margin-top: 3rem;
    }

    .footer-frame {
        display: flex;
        height: 800px;
        width: 715px;
    }

    .fixed-cloud-box {
        left: 20px;
        top: 75px;
    }

    .footer-clouds{
        height: 900px;
    }

    .footer-clouds .cloud {
        width: 240px;
    }


    .cloud-1-wrapper {
        top: 28rem;
        left: 25rem;
    }

    .footer-clouds .cloud-2 {
        top: 1rem;
        right: 2rem;
    }

    .cloud-3-wrapper {
        top: 50rem;
        left: 2rem;
    }

    .footer-clouds .cloud-4 {
        top: 35rem;
        left: 25rem;
    }

    .cloud-5-wrapper{
        top: 15rem;
        left: 25rem;
    }

    .cloud-5-wrapper img{
        width: 200px;
    }

    .footer-clouds .cloud-6 {
        top: 20rem;
        left: 2rem;
    }

    .footer-grid{
        display: flex;
        flex-direction: row;
        width: 715px;
    }

    .footer-logo img{
        width: 50%;
    }

    .footer-author {
        font-size: 18px;
    }

}

@media (max-width: 768px) {

    .top-section-wrapper {
        margin-bottom: -660px;
    }

    .top-section {
        transform: none;
        width: 100%;
        flex-direction: column-reverse;
        gap: 32px;
    }


    .texture-row {
        flex-wrap: nowrap;
        gap: 20px;
    }

    .texture-item {
        width: calc((100% - 40px) / 3);
        max-width: none;
    }

    .texture-label {
        font-size: 15px;
        white-space: nowrap;
    }


    .manufacture-title {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 40px;
    }

    .mf-dots {
        gap: 16px;
        margin-bottom: 0;
    }


    .manufacture-layout {
        grid-template-columns: 1fr;
        grid-template-areas:
            "right"
            "left";
        gap: 40px;
    }

    .manufacture-right {
        grid-area: right;
        width: 100%;
    }

    .manufacture-left {
        grid-area: left;
        width: 100%;
        display: flex;
        flex-direction: row;
        align-items: center;
    }

    .mf-right-frame {
        width: 100%;
        height: auto;
        aspect-ratio: 715 / 995;
    }

    .manufacture-left {
        display: flex;
        flex-direction: row;
        gap: 24px;
        align-items: center;
    }

    .mf-top-frame,
    .mf-bottom-frame {
        width: 100%;
        max-width: 570px;
        height: 725px;
        margin-top: 0;
    }


    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-author {
        text-align: center;
        margin-top: 20px;
    }

    .logo-img {
        margin: 0 auto;
        width: clamp(200px, 60vw, 420px);
    }

    .line-solid {
        display: none;
    }

    .line-dashed {
        display: none;
    }

    .footer-author{
        font-size: 3rem;
    }
}

@media (max-width: 640px) {

    .top-section-wrapper {
        margin-bottom: -1100px;
    }


    .top-section {
        transform: scale(0.35);
    }

    .sliders-box {
        width: 100%;
        max-width: 320px;
        padding: 16px;
        margin: 0 auto;
    }

    .slider {
        width: 60px;
    }

    .slider-label {
        width: 60px;
        height: 40px;
        font-size: 16px;
    }

    .slider-track {
        height: 280px;
        margin-top: 12px;
    }


    .header {
        margin-bottom: 24px;
    }

    .logo {
        font-size: 42px;
        letter-spacing: 0.04em;
    }


    .shape-title{
        font-size: 18px;
    }

    .cloud-marquee{
        height: 120px;
    }

    .texture-row{
        flex-direction: column;
    }

    .texture-item {
        width: calc((100% - 40px) / 1.5);
    }

    .manufacture-section{
        padding:0 1rem;
    }

    .manufacture-title{
        margin: 2rem 0;
        font-size: 18px;
        text-align: center;
        justify-self: center;
    }

    .manufacture-left {
        flex-direction: column;
    }

    .mf-bottom-frame{
        height: 300px;
    }

    .footer-section {
        margin-top: 3rem;
    }

    .footer-frame {
        display: flex;
        height: 800px;
        width: 100%;
    }

    .footer-clouds{
        height: 900px;
    }

    .footer-grid{
        width: 100%;
    }


    .cloud-1-wrapper {
        top: 20rem;
        left: 2rem;
    }

    .footer-clouds .cloud-2 {
        top: 5rem;
        right: 1rem;
    }

    .cloud-3-wrapper {
        top: 30rem;
        left: 2rem;
    }

    .footer-clouds .cloud-4 {
        top: 18rem;
        left: 7rem;
    }

    .cloud-5-wrapper{
        top: 38rem;
        left: 2rem;
    }

    .fixed-cloud-box{
        width: 40%;
        height: 15%;
    }

    .fixed-cloud{
        width: 100px;
    }

    .footer-clouds .cloud{
        width: 100px;
    }

    .footer-clouds .cloud-6 {
        top: 27rem;
        left: 8rem;
    }

    .footer-grid{
        display: flex;
        flex-direction: row;
    }

    .footer-logo img{
        width: 50%;
    }

    .footer-author {
        font-size: 1.6rem;
    }


}