* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #121212;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.3s ease-out;
}

.loading-screen img {
    width: 120px;
    height: auto;
    transition: transform 0.3s ease;
}

body.loaded .loading-screen {
    opacity: 0;
    pointer-events: none;
}

body.loaded .loading-screen img {
    transform: scale(0.8);
}

body {
    font-family: 'Arial', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #e0e0e0;
    background-color: #121212;
}

a {
    color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: 0.2s ease-in-out;
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.596);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: 0.3s ease;
    height: 100px;
}

.nav-container.scrolled {
    height: 70px;
}

.nav-logo a {
    display: flex;
    align-items: center;
    color: #2c3e50;
}

.nav-logo img {
    height: 40px;
    margin-right: 10px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    transition: 0.3s ease;
    position: relative;
}

.nav-menu.scrolled a {
    color: #ffffff;
}

.nav-menu.light a {
    color: #ffffff;
}

.nav-menu a.active,
.nav-menu a:hover,
.nav-menu.scrolled a.active,
.nav-menu.light a.active,
.nav-menu.scrolled a:hover,
.nav-menu.light a:hover {
    color: #3498db;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    background-color: #2c3e50;
}

.navbar.scrolled .bar {
    background-color: #ffffff;
}

.bar.light {
    background-color: #ffffff;
}

.subpage-hero {
    height: 750px;
    position: relative;
    overflow: hidden;
    background-color: #1b1b1b;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: pixelated;
    opacity: 0;
}

.hero-bg-image.active {
    opacity: 0.1;
}

.subpage-hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: rgb(233, 233, 233);
    z-index: 1;
    width: 100%;
    padding: 0 20px;
}

.subpage-hero-content img {
    width: 350px;
    height: auto;
}

.subpage-hero h1 {
    font-size: 2.4rem;
    margin-bottom: 20px;
    margin-top: 50px;
}

.subpage-hero .hero-subtitle {
    font-size: 0.9rem;
    color: #888888;
    font-weight: 300;
    letter-spacing: 1px;
}

.subpage-hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
}

@keyframes rgbColorShift {
    0% { color: #ff0000; }
    16.66% { color: #ff8800; }
    33.33% { color: #ffff00; }
    50% { color: #00ff00; }
    66.66% { color: #0088ff; }
    83.33% { color: #8800ff; }
    100% { color: #ff0000; }
}

.rainbow {
    animation: rgbColorShift 3s infinite;
}

@media (max-width: 768px) {
    .subpage-hero h1 {
        font-size: 2.5rem;
    }

    .subpage-hero p {
        font-size: 1rem;
    }
}

.line-left,
.line-right {
    height: 2px;
    width: 60px;
    background: rgb(255, 255, 255);
    margin: 0 15px;
}

.subtitle-text {
    color: rgb(255, 255, 255);
    font-size: 1rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 300;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 30px;
}

.about-section {
    padding: 100px 0;
    background: #1e1e1e;
}

.section-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 50px auto;
    margin-top: -25px;
    width: 200px;
}

.divider-line {
    flex-grow: 1;
    height: 1px;
    background: #383838
}

.divider-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background-color: #4b4b4b;
    margin: 0 10px;
}

.about-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: #e0e0e0;
}

.about-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
    margin-top: 50px;
}

.about-image {
    flex: 0 0 45%;
    overflow: hidden;
    margin-left: 40px;
}

.about-image img {
    width: 100%;
    border-radius: 8px;
    height: auto;
    display: block;
}

.about-image p {
    font-size: 12px;
    color: #6b6b6b;
    margin-top: 10px;
}

.about-text {
    flex: 1;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #b0b0b0;
}

.about-text h3 {
    color: #e0e0e0;
    font-size: 1.5rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.about-text p {
    margin-bottom: 25px;
}

@media (max-width: 768px) {
    .about-container {
        flex-direction: column;
        gap: 30px;
    }

    .about-image {
        flex: 0 0 100%;
    }
}

.advantages-section {
    padding: 80px 0;
    background: #1e1e1e;
}

.advantages-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: #e0e0e0;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.advantage-item {
    text-align: center;
    padding: 30px 20px;
    background: #252525;
    border-radius: 0;
    border: 1px solid #333;
}

.advantage-icon {
    margin-bottom: 20px;
    display: block;
}

.advantage-icon img {
    width: 50px;
    height: auto;
}

.advantage-item h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #e0e0e0;
    font-weight: 600;
}

.advantage-item p {
    font-size: 1rem;
    color: #b0b0b0;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .advantages-section h2 {
        font-size: 2rem;
        margin-bottom: 40px;
    }
}

@media (max-width: 480px) {
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .advantage-item {
        padding: 25px 15px;
    }
}

.dj-section {
    background-color: #121212;
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.dj-hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.dj-hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: pixelated;
    opacity: 0;
}

.dj-hero-bg-image.active {
    opacity: 0.04;
}

.dj-section .container {
    position: relative;
    z-index: 1;
    margin-bottom: 30px;
}

.dj-section h2 {
    color: #ffffff;
    font-size: 2rem;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 600;
}

.dj-description {
    color: #b0b0b0;
    font-size: 1rem;
    text-align: center;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}

.dj-full-width-container {
    position: relative;
    width: 100vw;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    margin-bottom: 30px;
}

.dj-scroll-container {
    overflow: hidden;
    position: relative;
    height: 180px;
    padding: 0 20px;
}

.dj-scroll-row {
    display: flex;
    gap: 30px;
    animation-iteration-count: infinite;
    animation-timing-function: linear;
    animation-play-state: running;
}

.row-left {
    animation-name: scrollLeft;
    animation-duration: 80s;
}

.row-right {
    animation-name: scrollRight;
    animation-duration: 80s;
}

@keyframes scrollLeft {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-100%);
    }
}

@keyframes scrollRight {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(0);
    }
}

.dj-item {
    text-align: center;
    width: 150px;
    flex-shrink: 0;
}

.dj-avatar {
    position: relative;
    width: 100%;
    height: 150px;
    overflow: hidden;
    cursor: pointer;
}

.dj-avatar img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.dj-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.7), transparent);
    padding: 15px 10px 10px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.dj-info h4 {
    color: #ffffff;
    font-size: 16px;
    margin: 0 0 5px 0;
    font-weight: 600;
}

.dj-info p {
    color: #b0b0b0;
    font-size: 12px;
    margin: 0;
    line-height: 1.4;
}

.dj-avatar:hover img {
    transform: scale(1.05);
}

.dj-avatar:hover .dj-info {
    transform: translateY(0);
}

.dj-item p {
    color: #e0e0e0;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin: 5px 0 0 0;
}

@media (max-width: 768px) {
    .dj-section {
        padding: 40px 0;
    }

    .dj-scroll-container {
        height: 120px;
        padding: 0 15px;
    }

    .dj-item {
        width: 100px;
    }

    .dj-avatar {
        height: 100px;
    }

    .dj-avatar img {
        height: 100px;
    }

    .dj-info {
        padding: 10px 8px 8px;
    }

    .dj-info h4 {
        font-size: 14px;
    }

    .dj-info p {
        font-size: 11px;
    }

    .dj-scroll-row {
        gap: 20px;
    }
}

.qa-section {
    padding: 100px 0;
    background: #1e1e1e;
}

.qa-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: #e0e0e0;
}

.qa-content {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.qa-column {
    flex: 1;
    max-width: 48%;
}

.qa-item {
    background: #2a2a2a;
    border-radius: 10px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.qa-question {
    padding: 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.qa-question h3 {
    margin: 0;
    font-size: 1.2rem;
    color: #e0e0e0;
}

.qa-toggle {
    font-size: 1.5rem;
    color: #3498db;
    transition: transform 0.3s ease;
}

.qa-item.active .qa-toggle {
    transform: rotate(45deg);
}

.qa-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 20px;
}

.qa-item.active .qa-answer {
    max-height: 300px;
    padding: 0 20px 20px;
}

.qa-answer p {
    margin: 0;
    color: #b0b0b0;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .qa-content {
        flex-direction: column;
        gap: 20px;
    }

    .qa-column {
        max-width: 100%;
    }

    .qa-section h2 {
        font-size: 2rem;
    }

    .row-left {
        animation-duration: 20s;
    }

    .row-right {
        animation-duration: 20s;
    }

    .footer-image {
        display: none;
    }
}

.footer {
    background: #0a0a0a;
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.footer-image {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    z-index: 1;
}

.footer-image img {
    width: 100%;
    height: auto;
    transform: translateY(30%);
    transition: transform 0.2s ease-out;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
}

.footer-left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-logo img {
    height: 40px;
    margin-bottom: 10px;
}

.footer-social {
    display: flex;
    margin-left: -8px;
    margin-bottom: 15px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    margin-right: 4px;
}

.social-link img {
    width: 20px;
    height: 20px;
    opacity: 0.6;
}

.footer-copyright a,
.footer-copyright p {
    margin: 0;
    font-size: 0.9rem;
    color: #909090;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links {
    display: flex;
    list-style: none;
    gap: 30px;
    margin: 0;
    padding: 0;
}

.footer-links a {
    text-decoration: none;
    color: #909090;
    font-weight: 500;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    height: 100%;
}

.friend-link-img {
    height: 40px;
    width: auto;
    display: block;
    opacity: 0.7;
}

.footer-copyright a:hover,
.footer-links a:hover,
.footer-record a:hover {
    color: #7ccbff;
}

.footer-record {
    margin-top: 15px;
    text-align: right;
}

.footer-record p {
    margin: 0;
    font-size: 0.85rem;
    color: #909090;
}

.footer-record a {
    text-decoration: none;
    color: #909090;
    transition: color 0.3s ease;
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .nav-container {
        height: 70px;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(18, 18, 18, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.2);
        padding: 20px 0;
        gap: 20px;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

    .about-section {
        padding: 60px 0;
    }

    .about-section h2 {
        font-size: 2rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }

    .about-container {
        flex-direction: column;
        gap: 30px;
        margin-top: 30px;
    }

    .about-image {
        flex: 0 0 100%;
        margin-left: 0;
        order: 2;
    }

    .about-text {
        flex: 1;
        order: 1;
        text-align: center;
        font-size: 1rem;
        padding: 0 20px;
    }

    .about-text h3 {
        font-size: 1.3rem;
        margin-bottom: 15px;
    }

    .about-text p {
        margin-bottom: 20px;
    }

    .footer-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .footer-links {
        flex-direction: column;
        gap: 15px;
    }

    .footer-top-text p {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .cta-button {
        padding: 12px 30px;
        font-size: 1rem;
    }

    .team-content {
        flex-direction: column;
        align-items: center;
    }

    .team-member {
        max-width: 100%;
        width: 100%;
    }

    .about-section {
        padding: 40px 0;
    }

    .about-section h2 {
        font-size: 1.8rem;
    }

    .about-container {
        margin-top: 20px;
        gap: 20px;
    }

    .about-text {
        font-size: 0.95rem;
        padding: 0 10px;
    }

    .about-text h3 {
        font-size: 1.2rem;
    }

    .about-image p {
        font-size: 11px;
    }
}

html {
    scroll-behavior: smooth;
}