*, :after, :before {
    box-sizing: border-box;
}
body {
    background: #000000;
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
	color: #ffffff;
	line-height: 1.6;
}
p, h1, h2, h3, h4, h5 {
    margin: 0;
}
a {
    text-decoration: none;
}
img {
    max-width: 100%;
    object-fit: cover;
}
.container {
    width: 100%;
    margin: 0 auto;
	padding: 0 32px;
	max-width: 1200px;
}
.head-desc {
	display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
}
header {
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid #1f1f1f;
    transition: 0.3s ease;
	position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}
html {
    scroll-behavior: smooth;
}
.menu-desc ul {
	display: flex;
    flex-direction: row;
    align-items: center;
    gap: 48px;
    list-style: none;
    margin: 0;
	padding: 0;
}
.menu-desc ul li a {
	font-size: 16px;
    font-weight: 500;
    line-height: 1.6;
    color: #cccccc;
}
.logo-desc img {
	width: 32px;
    margin-right: 10px;
}
.logo-desc a {
	font-size: 24px;
    font-weight: 500;
    color: #ffffff;
}
.button-h-desc {
	font-size: 14px;
    background: #ffffff;
    color: #000000;
    padding: 8px 24px;
    font-weight: 500;
    border-radius: 12px;
}
.intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}
.intro {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #000000 0%, #111111 100%);
    position: relative;
    overflow: hidden;
    padding-top: 100px;
	padding-bottom: 64px;
}
.intro-block {
	text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}
.title-h1 {
	font-size: 64px;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #ffffff 0%, #cccccc 100%);
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    line-height: 1.2;
	text-align: center;
}
.txt {
	font-size: 20px;
    font-weight: 400;
    max-width: 600px;
    margin: 0 auto 48px;
	color: #cccccc;
}
.intro-card {
	display: flex;
    flex-direction: row;
    align-items: flex-start;
    justify-content: center;
    gap: 64px;
}
.card-item {
	display: flex;
    flex-direction: column;
    align-items: center;
}
.intro-numb {
	font-size: 32px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 4px;
}
.intro-txt {
	font-size: 14px;
    color: #cccccc;
    text-transform: uppercase;
    letter-spacing: -0.7px;
}
.intro-button {
	display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 24px;
    margin-bottom: 64px;
}
.intro-button-b {
	background: #ffffff;
    padding: 16px 32px;
    border-radius: 12px;
    color: #000000;
    font-size: 16px;
    font-weight: 500;
}
.intro-button-c {
	background: #ffffff00;
    padding: 16px 32px;
    border-radius: 12px;
    color: #ffffff;
    font-size: 16px;
    font-weight: 500;
    border: 2px solid #404040;
}
.f-desc {
    background: #0a0a0a;
    border-top: 1px solid #1f1f1f;
    padding: 4rem 0 2rem;
}
.footer-top {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 64px;
    margin-bottom: 48px;
}
.footer-txt {
	font-size: 18px;
    font-weight: 400;
    line-height: 1.7;
    color: #999999;
    margin-top: 16px;
}
.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid #1f1f1f;
}
.footer-bottom {
	font-size: 14px;
    color: #666666;
}
.f-top-r a {
    color: #999999;
    text-decoration: none;
    transition: 0.15s ease;
}
.f-top-r ul {
	padding: 0;
    list-style: none;
    margin-bottom: 0;
    margin-top: 0;
}
.f-top-r li {
	margin-bottom: 8px;
}
.title-ser {
	color: #ffffff;
    font-weight: 500;
    margin-bottom: 24px;
    font-size: 16px;
}
.why-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}
.why-icon {
	width: 60px;
    height: 60px;
    background: #ffffff;
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 24px;
}
.why-icon svg {
	width: 28px;
    height: 28px;
	color: #000000;
}
.why-item {
	background: #1f1f1f;
    padding: 48px;
    border-radius: 16px;
    border: 1px solid #2a2a2a;
	opacity: 0;
    transform: translateY(50px);
    transition: transform 0.5s, opacity 0.5s;
}
.why {
	background: #111111;
	padding: 64px 0;
}
.title-h2 {
	font-size: 48px;
    text-align: center;
    margin-bottom: 64px;
    line-height: 1.2;
    font-weight: 600;
}
.why-item h3 {
	font-size: 32px;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 16px;
    color: #ffffff;
}
.why-item p {
	font-size: 18px;
    font-weight: 400;
    line-height: 1.6;
    color: #cccccc;
}
.now {
	background: linear-gradient(135deg, #111111) 0%, #000000 100%);
    text-align: center;
	padding: 64px 0;
}
.title-h2-s {
	font-size: 48px;
    font-weight: 600;
    margin-bottom: 24px;
    color: #ffffff;
    line-height: 1.2;
}
.now-txt {
	font-size: 20px;
    line-height: 1.6;
    color: #cccccc;
    margin-bottom: 48px;
    font-weight: 400;
}
.button-now {
	padding: 24px 48px;
    background: #ffffff;
    border-radius: 12px;
    font-size: 20px;
    font-weight: 500;
    color: #000000;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.set {
	padding: 176px 0 96px;
    background: linear-gradient(135deg, #000000 0%, #111111 100%);
    text-align: center;
}
.title-set {
	font-size: 48px;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #ffffff 0%, #cccccc 100%);
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    line-height: 1.2;
}
.set-txt {
	font-size: 18px;
    max-width: 600px;
    margin: 0 auto;
    color: #cccccc;
}
.set-button {
	display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 16px 32px;
    background: #ffffff;
    border-radius: 12px;
    color: #000000;
    font-weight: 500;
    margin-top: 30px;
}
.tab-btn-active {
    pointer-events: none;
    color: red;
}
.tab-pane:not(.tab-pane-show) {
    display: none;
}
.set-pl {
	background: #111111;
    padding: 64px 0;
}
.tab-nav {
	display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 64px;
    flex-wrap: wrap;
}
.tab-content {
	max-width: 800px;
    margin: 0 auto;
}
.tab-btn {
	display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 24px;
    background: #1f1f1f;
    border: 1px solid #2a2a2a;
    border-radius: 12px;
    color: #cccccc;
    cursor: pointer;
    min-width: 120px;
}
.platform-icon {
    width: 24px;
    height: 24px;
    fill: currentColor;
}
.platform-icon {
    background: #ffffff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8px;
    color: #000000;
}
.tab-cont {
	text-align: center;
    margin-bottom: 64px;
}
.tab-cont h2 {
	font-size: 48px;
    font-weight: 600;
    margin-bottom: 16px;
    color: #ffffff;
}
.time-d {
	display: inline-flex;
    align-items: center;
    padding: 8px 24px;
    background: #1f1f1f;
    border-radius: 12px;
    color: #cccccc;
    font-size: 14px;
}
.step-tab {
	display: grid;
    gap: 32px;
    margin-bottom: 64px;
}
.step-item {
	display: flex;
    gap: 32px;
    padding: 32px;
    background: #1f1f1f;
    border: 1px solid #2a2a2a;
    border-radius: 16px;
}
.cont-step h3 {
	font-size: 32px;
    font-weight: 600;
    line-height: 1.2;
    color: #ffffff;
    letter-spacing: -0.64px;
}
.cont-tab p {
	font-size: 14px;
    font-weight: 400;
    line-height: 1.7;
    color: #cccccc;
}
.numb-step {
	width: 32px;
    height: 32px;
    background: #ffffff;
    color: #000000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}
.step-bottom {
	background: #2a2a2a;
    padding: 32px;
    border-radius: 16px;
    border-left: 4px solid #ffffff;
}
.step-bottom h3 {
	font-size: 32px;
    font-weight: 600;
    margin-bottom: 24px;
    color: #ffffff;
    line-height: 1.2;
    letter-spacing: -0.64px;
}
.step-bottom ul {
	margin: 0;
    padding: 0;
    list-style: none;
}
.step-bottom ul li {
	padding: 8px 0;
    color: #cccccc;
    border-bottom: 1px solid #404040;
}
.tab-btn-active-sup {
    pointer-events: none;
    color: red;
}
.tab-pane-sup:not(.tab-pane-show-sup) {
    display: none;
}
.faq {
	background: #111111;
    padding: 64px 0;
}
.faq-block {
	max-width: 800px;
    margin: 0 auto;
}
.down-pc {
	background: linear-gradient(135deg, #000000 0%, #111111 100%);
    padding: 176px 0 72px;
	text-align: center;
}
.down-in-p {
	font-size: 20px;
    font-weight: 400;
    line-height: 1.7;
    color: #cccccc;
    max-width: 400px;
    text-align: center;
    margin: 0 auto 18px;
}
.down-pc-b {
	margin-top: 64px;
}
.down-pc-b h3 {
	font-size: 32px;
    margin-bottom: 32px;
    font-weight: 600;
    color: #ffffff;
}
.down-pc-item {
	display: flex;
    justify-content: flex-start;
    flex-direction: row;
    align-items: center;
    width: 500px;
    margin: 0 auto 24px;
    background: #2a2a2a;
    padding: 24px;
    border-radius: 12px;
    border: 1px solid #404040;
	gap: 24px;
}
.why-pc {
	padding: 64px 0;
}
.why-pc-block {
	display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}
.pc-card {
	background: #1f1f1f;
    padding: 48px;
    border-radius: 16px;
    border: 1px solid #2a2a2a;
    position: relative;
    overflow: hidden;
}
.why-pc-ic {
	width: 60px;
    height: 60px;
    background: #ffffff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: black;
}
.pc-card h3 {
	font-size: 32px;
    margin-bottom: 16px;
    font-weight: 600;
    color: #ffffff;
    line-height: 1.2;
    letter-spacing: -0.64px;
}
.pc-card p {
	font-size: 18px;
    font-weight: 400;
    line-height: 1.6;
    color: #cccccc;
}
.pc-img {
	color: #000000;
    width: 24px;
    height: 24px;
    background: #ffffff;
    font-size: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 8px;
}
.pc-txt h4 {
	font-size: 20px;
    font-weight: 500;
    margin-bottom: 4px;
    color: #ffffff;
    line-height: 1.2;
}
.pc-txt p {
	font-size: 14px;
    line-height: 1.7;
    font-weight: 400;
    color: #999999;
    margin-bottom: 4px;
}
.pc-but {
	display: inline-flex;
    justify-content: center;
    align-items: center;
    color: #ffffff;
    padding: 16px 32px;
    border: 1px solid #404040;
    border-radius: 12px;
}
.sinh-block {
	display: flex;
    flex-direction: column;
    gap: 30px;
}
.sinh-item h3 {
	font-size: 32px;
    line-height: 1.2;
    font-weight: 600;
    letter-spacing: -0.64px;
    color: #ffffff;
    margin-bottom: 10px;
}
.sinh-item p {
	font-size: 18px;
    line-height: 1.7;
    font-weight: 400;
    color: #cccccc;
}
.plat-d {
	background: #111111;
    padding: 64px 0;
}
.plat-grid-block {
	display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}
.plat-d-item {
	background: #1f1f1f;
    border-radius: 16px;
    border: 1px solid #2a2a2a;
    padding: 48px;
    position: relative;
}
.tops {
	position: absolute;
    top: -14px;
    right: 24px;
    background: #ffffff;
    color: #000000;
    padding: 4px 24px;
    font-size: 12px;
    border-radius: 12px;
    font-weight: 600;
}
.top-plat-block {
	display: flex;
    align-items: center;
    flex-direction: row;
    gap: 24px;
    margin-bottom: 32px;
}
.plat-ic-t {
	width: 60px;
    height: 60px;
    background: #ffffff;
    color: #000000;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    border-radius: 12px;
    font-size: 24px;
}
.top-plat-block h3 {
	font-size: 32px;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.64px;
    color: #ffffff;
}
.top-plat-block p {
	font-size: 14px;
    line-height: 1.7;
    color: #999999;
}
.plat-spis ul {
	padding: 0;
    margin-bottom: 32px;
    list-style: none;
}
.plat-spis li {
	padding: 8px 0 8px 24px;
    color: #cccccc;
    font-size: 14px;
    position: relative;
    border-bottom: 1px solid #2a2a2a;
}
.plat-spis li::before {
	content: "✓";
    position: absolute;
    left: 0px;
    color: #ffffff;
    font-weight: 700;
}
.details {
position: relative;
    display: block;
    max-width: 100%;
    margin: 0 auto 15px;
    transition: 0.3s;
    overflow: hidden;
	border-bottom: 1px solid #2a2a2a;
}

.details::after {
  position: absolute;
    right: 10px;
    top: 40px;
    content: "";
    display: block;
    width: 10px;
    height: 10px;
    border-right: 3px solid #ffffff;
    border-bottom: 3px solid #ffffff;
    transform: rotate(-45deg);
    transform-origin: center;
    transition: .3s;
}

.details[open]::after {
  transform: rotate(45deg);
}

.details[open] {
  padding-bottom: 100px;
}

.details[open] .details__title {
  margin-bottom: 0;
}

.details__title {
padding: 32px 0;
    font-size: 18px;
    cursor: pointer;
    list-style: none;
    font-weight: 500;
    transition: .3s;
    color: #ffffff;
}

.details__title::-webkit-details-marker {
  display: none;
}

.details__content {
  padding: 0;
    font-size: 18px;
    margin-bottom: -60px;
    line-height: 1.7;
    color: #cccccc;
}

.details__content p:last-child {
  margin-bottom: 0;
}
.details__content p:first-child {
  margin-top: 0;
}
.head-mob {
	display: none;
}
.support-diagnostic {
    background: #111111;
	padding: 64px 0;
}
.diagnostic-card {
    background: #1f1f1f;
    border: 1px solid #2a2a2a;
    border-radius: 24px;
    padding: 48px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}
.diagnostic-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
}
.support-solutions {
    background: #0a0a0a;
	padding: 64px 0;
}
.solutions-grid {
    max-width: 800px;
    margin: 0 auto;
}
.solution-card {
    background: #1f1f1f;
    border: 1px solid #2a2a2a;
    border-radius: 16px;
    padding: 48px;
    margin-bottom: 32px;
}
.solution-steps {
    display: grid;
    gap: 24px;
}
.step {
    display: flex;
    gap: 24px;
    padding: 24px;
    background: #2a2a2a;
    border-radius: 12px;
}
.step-number {
    width: 32px;
    height: 32px;
    background: #ffffff;
    color: #000000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    flex-shrink: 0;
}
.diagnostic-card h2 {
	font-size: 48px;
    font-weight: 600;
    line-height: 1.2;
    color: #ffffff;
    margin-bottom: 24px;
}
.diagnostic-card p {
	font-size: 18px;
    font-weight: 400;
    line-height: 1.7;
    color: #cccccc;
    margin-bottom: 32px;
}
.support-btn {
	background: #ffffff00;
    padding: 24px;
    border-radius: 12px;
    color: #ffffff;
    border: 1px solid #404040;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
}
.solution-card h3 {
	font-size: 32px;
    font-weight: 600;
    line-height: 1.2;
    color: #ffffff;
    margin-bottom: 32px;
}
.step-content h4 {
	font-size: 20px;
    font-weight: 500;
    line-height: 1.2;
    color: #ffffff;
    margin-bottom: 8px;
}
.step-content p {
	font-size: 14px;
    color: #cccccc;
    line-height: 1.7;
}
.intro-button-b:hover, .button-h-desc:hover, .button-now:hover, .set-button:hover {
	transform: translateY(-2px);
	transition: 0.5s;
    background: #e5e5e5;
}
.support-btn:hover, .tab-btn:hover, .pc-but:hover {
	color: #000000;
	background: #ffffff;
	transition: 0.5s;
}
.tab-btn.tab-btn-active {
	color: #000000;
	background: #ffffff;
}
.f-top-r a:hover, .menu-desc ul li a:hover {
	color: #ffffff;
	transition: 0.3s;	
}
.logo-desc a:hover {
	opacity: 0.8;
}
.intro-button-c:hover {
	background: rgba(255, 255, 255, 0.05);
	border-color: #ffffff;
	transition: 0.3s;
}
.pc-card:hover {
	transform: translateY(-10px);
    transition: 0.3s;
}
.plat-d-item:hover {
	transform: translateY(-10px);
    transition: 0.3s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scroll-fade-in {
    animation: fadeIn 0.8s ease-out;
}