:root {
    --bg-color: #121212;
    --primary-color: #FF003C;
    --text-color: #EAEAEA;
    --text-secondary-color: rgba(234, 234, 234, 0.7);
    --surface-color: #1E1E1E;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Inter', sans-serif;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--surface-color);
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--surface-color);
}

::-webkit-scrollbar-thumb {
    background-color: var(--primary-color);
    border-radius: 10px;
    border: 2px solid var(--surface-color);
}


.container {
    max-width: 1100px;
    width: 90%;
    margin: 0 auto;
}

.site-header {
    width: 100%;
    padding: 20px 0;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    background-color: rgba(18, 18, 18, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo {
    font-weight: 900;
    font-size: 1.5rem;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 40px;
}

.main-nav a {
    color: var(--text-secondary-color);
    text-decoration: none;
    font-weight: 700;
    padding: 10px 0;
    position: relative;
    transition: color 0.3s ease;
}

    .main-nav a::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 3px;
        background-color: var(--primary-color);
        border-radius: 2px;
        box-shadow: 0 0 15px var(--primary-color);
        transform: scaleX(0);
        transform-origin: center;
        transition: transform 0.4s ease;
    }

    .main-nav a.active {
        color: var(--text-color);
    }

        .main-nav a.active::after {
            transform: scaleX(1);
        }

@media (hover: hover) {
    .main-nav a:hover {
        color: var(--text-color);
    }

        .main-nav a:hover::after {
            transform: scaleX(1);
        }
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 25px;
}

#mobile-menu {
    width: 30px;
    height: 25px;
    display: none;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
    z-index: 1002;
}

    #mobile-menu span {
        width: 100%;
        height: 3px;
        background-color: var(--text-color);
        border-radius: 2px;
        transition: all 0.3s ease;
    }

body.nav-open #mobile-menu {
    position: fixed;
    top: 28px;
    right: 5%;
}

.lang-switcher {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--text-secondary-color);
    font-weight: 700;
}

    .lang-switcher span {
        cursor: pointer;
        transition: color 0.3s ease, opacity 0.3s ease;
        opacity: 0.7;
        padding: 10px 5px;
    }

@media (hover: hover) {
    .lang-switcher span:not(.active):hover {
        opacity: 1;
        color: var(--text-color);
    }
}

.lang-switcher span.active {
    opacity: 1;
    color: var(--primary-color);
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 100px;
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.hero-top-tagline {
    height: 40px;
    text-align: center;
    overflow: hidden;
}

.animated-tagline {
    font-size: 1.8rem;
    font-weight: 900;
    line-height: 40px;
    white-space: nowrap;
}

    .animated-tagline span {
        display: inline-block;
        transition: transform 1s ease, opacity 1s ease;
    }

#anim-part1 {
    transform: translateY(-110%);
    opacity: 0;
}

#anim-part2 {
    transform: translateY(110%);
    opacity: 0;
    color: var(--primary-color) !important;
}

    #anim-part1.is-visible,
    #anim-part2.is-visible {
        transform: translateY(0);
        opacity: 1;
    }

.hero-main-content {
    display: flex;
    align-items: center;
    gap: 50px;
    width: 100%;
}

.hero-left-column {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-right-column {
    flex: 2;
}

.avatar-area {
    width: 250px;
    height: 250px;
    background-color: var(--surface-color);
    border-radius: 12px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

    .avatar-area img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: 12px;
    }

.nickname {
    font-size: 3rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 5px;
}

.nickname-tagline {
    font-size: 0.8rem;
    color: var(--text-secondary-color);
}

.description-area {
    text-align: left;
    min-height: 335px;
    padding-top: 25px;
}

    .description-area p {
        font-size: 1rem;
        line-height: 1.8;
        color: #fff;
        font-weight: 700;
    }

.hero-contacts {
    width: 100%;
    margin-top: 40px;
    padding-top: 40px;
    text-align: center;
    position: relative;
}

    .hero-contacts::before {
        content: '';
        position: absolute;
        top: 0;
        left: 50%;
        transform: translateX(-50%);
        height: 1px;
        background-color: rgba(255, 255, 255, 0.1);
        width: 100%;
    }

.contacts-title {
    color: rgba(234, 234, 234, 0.7);
    margin-bottom: 20px;
    font-weight: 700;
}

.contact-buttons-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    border: 2px solid var(--text-secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary-color);
    transition: all 0.3s ease;
}

    .contact-icon svg {
        width: 24px;
        height: 24px;
    }

.contact-btn {
    padding: 12px 30px;
    border: 2px solid var(--text-secondary-color);
    border-radius: 8px;
    color: var(--text-secondary-color);
    text-decoration: none;
    font-weight: 700;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.fx-spotlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 70%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: skewX(-30deg);
    transition: left 0.7s ease;
}

@media (hover: hover) {
    .contact-item:hover .contact-icon {
        border-color: var(--primary-color);
        color: var(--primary-color);
        transform: scale(1.1);
    }

    .contact-item:hover .contact-btn {
        border-color: var(--primary-color);
        color: #fff;
    }

    .contact-item:hover .fx-spotlight::before {
        left: 120%;
    }
}

.links {
    padding: 150px 0;
}

.links-main-grid,
.links-secondary-grid {
    display: grid;
    gap: 30px;
}

.links-main-grid {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    margin-bottom: 30px;
}

.links-secondary-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.glass-card {
    background: rgba(41, 41, 41, 0.4);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 25px;
    text-decoration: none;
    color: var(--text-color);
    position: relative;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

@media (hover: hover) {
    .glass-card:hover {
        transform: translateY(-8px);
        background-color: rgba(45, 45, 45, 0.5);
        border-color: rgba(255, 255, 255, 0.25);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    }

        .glass-card:hover .card-arrow {
            transform: translateX(8px);
            color: #fff;
        }
}

.main-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 250px;
}

.main-card-logo {
    color: #fff;
    margin-bottom: 20px;
}

    .main-card-logo svg {
        width: 50px;
        height: 50px;
    }

.main-card-content h3 {
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 10px;
}

.main-card-content p {
    font-size: 1rem;
    color: var(--text-secondary-color);
}

.secondary-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 100px;
}

    .secondary-card h4 {
        font-size: 1.3rem;
        font-weight: 700;
        color: #fff;
    }

.card-arrow {
    font-size: 2.5rem;
    line-height: 1;
    color: var(--text-secondary-color);
    transition: transform 0.3s ease, color 0.3s ease;
}

.links-footer {
    margin-top: 80px;
    text-align: center;
    color: var(--text-secondary-color);
    font-size: 0.9rem;
}

.footer-line {
    width: 200px;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.1);
    margin: 0 auto 40px;
    border-radius: 1px;
}

.soft {
    padding: 120px 0;
}

.section-subtitle {
    font-size: 1.2rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-secondary-color);
    text-align: center;
    margin: 60px 0 30px;
}

.soft .section-subtitle:first-of-type {
    margin-top: 0;
}

.soft-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.soft-card {
    background: rgba(41, 41, 41, 0.4);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    padding: 25px;
    text-align: center;
}

@media (hover: hover) {
    .soft-card:hover {
        transform: translateY(-8px);
    }
}

.soft-card-icon {
    margin-bottom: 20px;
    color: var(--primary-color);
}

    .soft-card-icon svg {
        width: 48px;
        height: 48px;
    }

.soft-card h4 {
    font-size: 1.2rem;
    color: #fff;
    margin-bottom: 10px;
}

.soft-card p {
    font-size: 0.9rem;
    color: var(--text-secondary-color);
}

.hardware-card {
    position: relative;
    overflow: hidden;
    background: var(--surface-color);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    padding: 30px 40px;
}

@media (hover: hover) {
    .hardware-card:hover {
        transform: translateY(-8px);
    }
}

.hardware-content {
    order: 1;
}

    .hardware-content ul {
        list-style: none;
        padding: 0;
        margin-top: 20px;
    }

    .hardware-content li {
        color: var(--text-secondary-color);
        font-size: 1.1rem;
        margin-bottom: 10px;
    }

    .hardware-content strong {
        color: #fff;
        font-weight: 700;
    }

.hardware-image-wrapper {
    flex-shrink: 0;
    order: 2;
}

.hardware-image {
    max-width: 250px;
    width: 100%;
    height: auto;
    opacity: 1;
}

.specs-button {
    display: inline-block;
    margin-top: 25px;
    padding: 10px 20px;
    border: 2px solid var(--text-secondary-color);
    border-radius: 8px;
    color: var(--text-secondary-color);
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
}

@media (hover: hover) {
    .specs-button:hover {
        background-color: var(--primary-color);
        border-color: var(--primary-color);
        color: #fff;
        transform: translateY(-2px);
    }
}

.contact {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

#constellation-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.contact-container {
    max-width: 960px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.contact-left h3 {
    font-size: 2.5rem;
    color: #fff;
}

.contact-left p {
    font-size: 1.1rem;
    color: var(--text-secondary-color);
    margin-top: 15px;
}

.contact-details {
    margin-top: 40px;
}

.contact-item-text {
    margin-bottom: 20px;
}

    .contact-item-text span {
        display: block;
        color: var(--text-secondary-color);
        font-size: 0.9rem;
        margin-bottom: 5px;
    }

    .contact-item-text a {
        color: #fff;
        text-decoration: none;
        font-weight: 700;
    }

.contact-right {
    position: relative;
    perspective: 1000px;
}

#contact-form,
#success-message {
    padding: 30px;
    backface-visibility: hidden;
    transition: transform 0.6s cubic-bezier(0.76, 0, 0.24, 1), opacity 0.6s cubic-bezier(0.76, 0, 0.24, 1);
}

#contact-form {
    transform-style: preserve-3d;
    background: rgba(41, 41, 41, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
}

@media (hover: hover) {
    #contact-form:hover {
        transform: rotateX(7deg) rotateY(-10deg);
    }
}

.form-group {
    margin-bottom: 20px;
}

    .form-group label {
        display: block;
        color: var(--text-secondary-color);
        margin-bottom: 8px;
        font-size: 0.9rem;
    }

    .form-group input,
    .form-group textarea {
        width: 100%;
        padding: 12px;
        background: rgba(0, 0, 0, 0.2);
        border: 1px solid rgba(255, 255, 255, 0.1);
        color: #fff;
        font-size: 1rem;
        border-radius: 8px;
        outline: none;
        transition: border-color 0.3s, box-shadow 0.3s;
    }

    .form-group textarea {
        resize: vertical;
    }

        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 10px rgba(255, 0, 60, 0.3);
        }

.form-submit-btn {
    background: var(--primary-color);
    color: #fff;
    border: none;
    width: 100%;
    padding: 15px;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.3s ease;
}

@media (hover: hover) {
    .form-submit-btn:hover {
        transform: scale(1.03);
    }
}

#success-message {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: rotateX(90deg);
    opacity: 0;
    background: var(--surface-color);
    border-radius: 16px;
}

#contact-form.hidden {
    transform: rotateX(-90deg);
    opacity: 0;
}

#success-message:not(.hidden) {
    transform: rotateX(0);
    opacity: 1;
}

#success-message svg {
    width: 60px;
    height: 60px;
    color: #00FF7F;
}

#success-message p {
    font-size: 1.2rem;
    font-weight: 700;
    margin-top: 15px;
    text-align: center;
    max-width: 90%;
    line-height: 1.5;
}

.site-footer-main {
    background-color: #0A0A0A;
    padding: 30px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-left p {
    color: var(--text-secondary-color);
    opacity: 0.7;
}

.footer-nav a {
    color: var(--text-secondary-color);
    text-decoration: none;
    margin-left: 30px;
    font-weight: 700;
    position: relative;
    padding: 5px 10px;
    transition: color 0.3s ease;
}

    .footer-nav a::before,
    .footer-nav a::after {
        content: '';
        position: absolute;
        width: 8px;
        height: 100%;
        border-color: var(--primary-color);
        border-style: solid;
        opacity: 0;
        transform: scaleY(0);
        transition: transform 0.3s ease, opacity 0.3s ease;
    }

    .footer-nav a::before {
        top: 0;
        left: 0;
        border-width: 2px 0 2px 2px;
    }

    .footer-nav a::after {
        top: 0;
        right: 0;
        border-width: 2px 2px 2px 0;
    }

@media (hover: hover) {
    .footer-nav a:hover {
        color: #fff;
    }

        .footer-nav a:hover::before,
        .footer-nav a:hover::after {
            opacity: 1;
            transform: scaleY(1);
        }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal-on-load {
    opacity: 0;
    animation-name: fadeInUp;
    animation-duration: 0.8s;
    animation-timing-function: ease-out;
    animation-fill-mode: forwards;
}

.site-header {
    animation-delay: 0.2s;
}

.hero-top-tagline {
    animation-delay: 0.4s;
}

.hero-left-column,
.hero-right-column {
    animation-delay: 0.6s;
}

.hero-contacts {
    animation-delay: 0.8s;
}

.shape-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

@keyframes float-shape {
    0% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-30px) rotate(45deg);
    }

    100% {
        transform: translateY(0) rotate(0deg);
    }
}

.hero .shape {
    position: absolute;
    background-color: var(--primary-color);
    opacity: 0;
    transition: opacity 1s ease-out;
    animation: float-shape 40s ease-in-out infinite alternate;
}

.loaded .hero .shape {
    opacity: 0.05;
}

@keyframes stream-lines {
    to {
        background-position: 0 -200px;
    }
}

.links {
    position: relative;
    z-index: 1;
}

    .links::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: -1;
        pointer-events: none;
        background-image: repeating-linear-gradient(transparent, transparent 49px, rgba(255, 255, 255, 0.03) 50px, transparent 51px);
        -webkit-mask-image: linear-gradient(to bottom, transparent, black 20%, black 80%, transparent);
        mask-image: linear-gradient(to bottom, transparent, black 20%, black 80%, transparent);
        animation: stream-lines 10s linear infinite;
    }

@keyframes mask-pan {
    from {
        -webkit-mask-position: 0 0;
        mask-position: 0 0;
    }

    to {
        -webkit-mask-position: 100% 100%;
        mask-position: 100% 100%;
    }
}

.soft {
    position: relative;
    overflow: hidden;
}

    .soft::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: -1;
        background-image: radial-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px);
        background-size: 30px 30px;
        -webkit-mask-image: radial-gradient(ellipse 40% 60% at 20% 30%, black, transparent), radial-gradient(ellipse 30% 50% at 80% 70%, black, transparent);
        -webkit-mask-size: 100% 100%;
        -webkit-mask-repeat: no-repeat;
        mask-image: radial-gradient(ellipse 40% 60% at 20% 30%, black, transparent), radial-gradient(ellipse 30% 50% at 80% 70%, black, transparent);
        mask-size: 100% 100%;
        mask-repeat: no-repeat;
        animation: mask-pan 15s linear infinite alternate;
    }


@media (max-width: 768px) {
    section[id] {
        padding-top: 100px;
        padding-bottom: 80px;
    }

    .section-title {
        font-size: 2rem;
    }

    .header-container {
        justify-content: space-between;
        align-items: center;
    }

    #mobile-menu {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(18, 18, 18, 0.95);
        backdrop-filter: blur(15px);
        -webkit-backdrop-filter: blur(15px);
        display: flex;
        justify-content: center;
        align-items: center;
        opacity: 0;
        pointer-events: none;
        z-index: 1001;
        transition: opacity 0.4s ease;
    }

        .main-nav ul {
            display: grid;
            grid-template-columns: auto auto;
            gap: 10px 25px;
            justify-content: center;
            padding: 0;
            margin: 0;
            list-style: none;
        }

            .main-nav ul li:nth-child(odd) {
                text-align: right;
            }

            .main-nav ul li:nth-child(even) {
                text-align: left;
            }

            .main-nav ul li {
                opacity: 0;
                transform: translateY(15px);
                transition: opacity 0.4s ease-out, transform 0.4s ease-out;
            }

    body.nav-open .main-nav ul li {
        opacity: 1;
        transform: translateY(0);
    }

        body.nav-open .main-nav ul li:nth-child(1) {
            transition-delay: 0.2s;
        }

        body.nav-open .main-nav ul li:nth-child(2) {
            transition-delay: 0.25s;
        }

        body.nav-open .main-nav ul li:nth-child(3) {
            transition-delay: 0.3s;
        }

        body.nav-open .main-nav ul li:nth-child(4) {
            transition-delay: 0.35s;
        }

        .main-nav a {
            font-size: 1.4rem;
            font-weight: 900;
        }

    body.nav-open {
        overflow: hidden;
    }

        body.nav-open .main-nav {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
            transition-duration: 0s;
        }

        body.nav-open .logo,
        body.nav-open .lang-switcher {
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.4s;
        }

            body.nav-open #mobile-menu span:nth-child(1) {
                transform: translateY(11px) rotate(45deg);
            }

            body.nav-open #mobile-menu span:nth-child(2) {
                opacity: 0;
            }

            body.nav-open #mobile-menu span:nth-child(3) {
                transform: translateY(-11px) rotate(-45deg);
            }

    .hero-main-content {
        flex-direction: column;
        align-items: center;
        gap: 40px;
    }

    .hero-left-column, .hero-right-column {
        flex: none;
        width: 100%;
    }

    .nickname {
        font-size: 2.5rem;
    }

    .animated-tagline {
        font-size: 1.2rem;
    }

    .description-area {
        min-height: auto;
        text-align: center;
    }

    .contact-buttons-grid {
        flex-direction: column;
        align-items: stretch;
        gap: 20px;
    }

    .contact-item {
        justify-content: center;
    }

    .links-main-grid, .links-secondary-grid, .soft-grid, .contact-container {
        grid-template-columns: 1fr;
    }

    .hardware-card {
        flex-direction: column;
        text-align: center;
        padding: 25px;
    }

    .hardware-image-wrapper {
        margin-top: 20px;
        order: 2;
    }

    .hardware-content {
        order: 1;
    }

    .contact-left h3 {
        font-size: 2rem;
    }

    .contact-left {
        text-align: center;
    }

    .footer-container {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }

    .footer-nav {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px 20px;
        width: 80%;
        max-width: 400px;
        margin: 0 auto;
    }

        .footer-nav a {
            padding: 5px 0;
            margin: 0;
        }

            .footer-nav a:nth-child(odd) {
                text-align: left;
            }

            .footer-nav a:nth-child(even) {
                text-align: right;
            }
}