@font-face {
    font-family: jw;
    src: url("../font/fonteditor.ttf");
    font-display: block;
}

.Cover {
    position: relative;
    overflow: hidden;
    height: 100vh;
    width: 100%;
}

canvas#cover {
    left: 0px;
    bottom: -10%;
    width: auto;
    height: 125%;
    position: fixed;
    z-index: -5;
    margin: -35px;
}

:root {
    --primary: #4a3fe0;
    --secondary: #6a11cb;
    --accent: #8a2be2;
    --light: #f8f9fa;
    --dark: #212529;
    --gray: #6c757d;
    --transition: all 0.3s ease;
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --radius: 8px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    color: var(--dark);
    line-height: 1.6;
    background-color: #fff;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    color: white;
    border-radius: var(--radius);
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: linear-gradient(to right, var(--primary), var(--secondary));
    color: white;
}

.section {
    padding: 80px 0;
    background-color: rgba(255, 255, 255, 0.93);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--dark);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    border-radius: 2px;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgb(255 255 255);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

header.scrolled {
    padding: 10px 0;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo img {
    height: 50px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary);
}

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

.lang-toggle {
    margin-left: 20px;
}

.lang-btn {
    padding: 8px 16px;
    background: transparent;
    color: var(--dark);
    border: 2px solid var(--primary);
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 5px;
}

.lang-btn:hover {
    border-color: var(--secondary);
    box-shadow: 0 4px 10px rgba(74, 63, 224, 0.2);
}

.lang-option {
    transition: var(--transition);
    color: rgba(0, 0, 0, 0.4);
    cursor: pointer;
}

.lang-option.active {
    color: var(--primary);
    font-weight: 700;
}

.lang-separator {
    color: rgba(0, 0, 0, 0.3);
    margin: 0 2px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    flex-direction: column;
    color: white;
    position: relative;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: bold;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 20px;
    font-weight: normal;
}

.slogan-zh {
    text-align-last: justify;
    transform: matrix(0.97, 0, -0.27, 1, 0, 0);
    width: 777px;
    font-size: 135px;
    height: 81px;
    line-height: 80px;
    margin-top: 75px;
    margin-bottom: 210px;
    font-family: jw;
    color: rgb(229, 181, 7);
    letter-spacing: 10px;
    text-shadow: rgba(251, 233, 163, 0.7) 0px 0px 4px;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--primary);
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

/* Services */
.services {
    background-color: var(--light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-card {
    border-radius: 16px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.service-img {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.service-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}


.service-content {
    padding: 20px;
}

.service-content h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

/* Advantages */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.advantage-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.advantage-icon {
    font-size: 2rem;
    color: var(--primary);
    flex-shrink: 0;
}

/* Partner Logos */
.partners-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    align-items: center;
}

.partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    width: 200px;
    height: 150px;
    flex-shrink: 0;
}

.partner-logo:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.partner-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    transition: var(--transition);
    filter: grayscale(0%);
}

/* Cases */
.cases {
    background-color: var(--light);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.case-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    height: 250px;
    box-shadow: var(--shadow);
}

.case-card video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.case-card:hover video {
    transform: scale(1.1);
}

.case-preview {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.case-card:hover .case-preview {
    transform: scale(1.1);
}


/* 播放按钮 */
.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 10px;
    color: white;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 50%;
    padding: 15px;
    cursor: pointer;
    transition: background 0.3s;
    z-index: 2;
}

.play-button:hover {
    background: rgba(0, 0, 0, 0.8);
}

.video-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.video-content {
    position: relative;
    width: 80vw;
    max-width: 960px;
    aspect-ratio: 16 / 9;
    background: #000;
    border-radius: 10px;
    overflow: hidden;
}

.video-content video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}


.close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 30px;
    color: white;
    cursor: pointer;
    z-index: 10;
}

.case-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text h2 {
    margin-bottom: 20px;
    font-size: 2rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}


.contact {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.contact .section-title h2 {
    color: white;
}

.contact .section-title::after {
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.contact-icon {
    font-size: 1.5rem;
}

.qr-code img {
    width: 200px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.form-group label {
    font-weight: 500;
}


/* Footer */
footer {
    background-color: var(--dark);
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}




@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: white;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 40px;
        transition: var(--transition);
    }

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

    .hamburger {
        display: block;
    }

    .lang-toggle {
        margin-left: 10px;
    }

    .lang-btn {
        padding: 6px 12px;
        font-size: 0.85rem;
    }

}