* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Noto Sans', 'Noto Sans SC', sans-serif;
}

body {
    color: #333;
    line-height: 1.6;
    background-color: #f8f8f8;
    padding-top: 110px; 
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    text-decoration: none;
    color: #0056b3;
    transition: color 0.3s ease;
}

a:hover {
    color: #003d7a;
}

.btn {
    display: inline-block;
    background-color: #0056b3;
    color: white;
    padding: 10px 20px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.btn:hover {
    background-color: #003d7a;
    color: white;
}


header {
    background-color: white;
    padding: 12px 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1001; 
    border-bottom: none;
}

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

.logo img {
    max-height: 26px;
    width: auto;
    display: block;
}

.logo {
    display: flex;
    align-items: center;
}

.header-right {
    display: flex;
    align-items: center;
}

.search-bar {
    display: flex;
    margin-right: 20px;
}

.search-bar input {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px 0 0 4px;
    width: 180px;
}

.search-bar button {
    background-color: #0056b3;
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
}

.language a {
    margin-left: 10px;
    color: #666;
    font-size: 14px;
}


nav {
    background: linear-gradient(90deg, rgba(255,255,255,0.85) 0%, rgba(255,255,255,0.8) 100%);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 50px; 
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    padding: 8px 0;
    margin-top: 0; 
    border-top: none; 
}

.hamburger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
    z-index: 200;
    position: relative;
}

.hamburger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: #0056b3;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.hamburger-menu.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

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

.hamburger-menu.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

nav ul {
    display: flex;
    list-style: none;
    padding-left: 0;
    margin-left: 0;
    flex: 1;
    justify-content: flex-start;
    gap: 36px; 
    white-space: nowrap;
}

nav ul li a {
    display: block;
    color: #0056b3;
    padding: 10px 0 10px 0;
    margin-right: 0;
    transition: color 0.3s ease;
    line-height: 1.2;
    font-size: 17px;
    white-space: nowrap;
}

nav ul li a:hover, nav ul li a.active {
    background-color: transparent;
    position: relative;
    z-index: 1;
    color: #003d7a;
    font-weight: bold;
}


.hero {
    background-image: url('https://innonation.oss-cn-beijing.aliyuncs.com/infinity_images/HOME.png');
    background-size: cover;
    background-position: center;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 100%;
    padding: 0 20px;
    overflow-x: hidden;
}

.hero h2 {
    font-size: 42px;
    margin-bottom: 20px;
    font-weight: 700;
    white-space: normal; 
    overflow: visible; 
}

.hero h1 {
    font-size: 52px;
    margin-bottom: 15px;
    font-weight: 700;
    word-wrap: break-word; 
    overflow-wrap: break-word;
}

.hero p {
    font-size: 20px;
    margin-bottom: 30px;
}


@media (max-width: 992px) {
    .hero h2 {
        font-size: 36px;
    }
    .hero h1 {
        font-size: 46px;
    }
    .hero p {
        font-size: 18px;
    }
}

@media (max-width: 768px) {
    .hero h2 {
        font-size: 32px;
    }
    .hero h1 {
        font-size: 40px;
    }
    .hero p {
        font-size: 16px;
    }
}

@media (max-width: 576px) {
    .hero h2 {
        font-size: 28px;
    }
    .hero h1 {
        font-size: 36px;
    }
    .hero p {
        font-size: 16px;
    }
}

@media (max-width: 400px) {
    .hero h2 {
        font-size: 24px;
    }
    .hero h1 {
        font-size: 32px;
    }
}


.overview {
    padding: 60px 0;
    background-color: white;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #0056b3;
}

.section-header h2 {
    color: #0056b3;
    font-size: 24px;
}

.more {
    color: #0056b3;
    font-weight: bold;
}

.overview-content p {
    margin-bottom: 15px;
}


.business-units {
    padding: 60px 0;
    background-color: #f8f8f8;
}

.business-units h2 {
    text-align: center;
    margin-bottom: 40px;
    color: #0056b3;
    font-size: 32px;
}

.units-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin: 40px auto 0;
    max-width: 1200px;
    justify-content: center;
}


body:has(.hero) .units-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}


@media (max-width: 1200px) {
    body:has(.hero) .units-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    body:has(.hero) .units-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
}

@media (max-width: 480px) {
    body:has(.hero) .units-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}


@media (max-width: 1024px) {
    .units-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .units-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .units-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}

.unit-card {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 350px;
}

.unit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.unit-image {
    height: 180px;
    background-size: cover;
    background-position: center;
}

#equity-image {
    background-image: url('https://innonation.oss-cn-beijing.aliyuncs.com/infinity_images/infinity-equity_logo.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

#medical-image {
    background-image: url('https://innonation.oss-cn-beijing.aliyuncs.com/infinity_images/infinity-medical_logo.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

#capital-image {
    background-image: url('https://innonation.oss-cn-beijing.aliyuncs.com/infinity_images/infinity-capital_logo.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

#omgene-image {
    background-image: url('https://innonation.oss-cn-beijing.aliyuncs.com/infinity_images/OMGene_logo.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

#innonation-image {
    background-image: url('https://innonation.oss-cn-beijing.aliyuncs.com/infinity_images/INNONATION_logo.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.unit-card h3 {
    padding: 10px 15px;
    color: #0056b3;
    font-size: 18px;
    text-align: center;
    margin: 0;
    line-height: 1.2;
}

.unit-card p {
    padding: 10px 15px;
    color: #666;
    font-size: 13px;
    text-align: center;
    margin: 0;
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1.4;
}

.unit-card .btn {
    margin: 10px 15px 15px;
    align-self: center;
    padding: 8px 15px;
    font-size: 14px;
}


.achievements {
    padding: 60px 0;
    background-color: #0056b3;
    color: white;
}

.achievements .container {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    text-align: center;
}

.achievement-item {
    padding: 20px;
    width: 200px;
}

.achievement-item h3 {
    font-size: 42px;
    margin-bottom: 10px;
    font-weight: 700;
}

.achievement-item p {
    font-size: 16px;
}


.video-section {
    padding: 60px 0;
    background-color: white;
}

.video-container {
    position: relative;
    width: 100%;
    max-width: 667px; 
    margin: 0 auto;
    aspect-ratio: 16/9;
    background-color: #000;
}

#promo-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: rgba(0, 86, 179, 0.8);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.play-button:hover {
    background-color: rgba(0, 61, 122, 0.9);
    transform: translate(-50%, -50%) scale(1.1);
}

.play-button i {
    color: white;
    font-size: 30px;
    margin-left: 5px;
}


.video-progress-container {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    padding: 0 10px;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.video-container:hover .video-progress-container {
    opacity: 1;
}

.video-progress {
    width: 100%;
    height: 5px;
    background-color: rgba(255, 255, 255, 0.3);
    border-radius: 2.5px;
    cursor: pointer;
    position: relative;
}

.progress-bar {
    height: 100%;
    width: 0;
    background-color: #0056b3;
    border-radius: 2.5px;
    position: absolute;
    top: 0;
    left: 0;
    transition: width 0.1s linear;
}




.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 40px;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
}

.footer-logo h2 {
    font-size: 28px;
    margin-bottom: 10px;
}

.footer-logo p {
    font-size: 14px;
    color: #ccc;
}

.footer-column {
    display: flex;
    flex-direction: column;
}

.footer-column h3 {
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
    color: white;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: #0056b3;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: #ccc;
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: white;
}

.footer-bottom {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 12px; 
}

.social-links a {
    color: white;
    margin-left: 15px;
    font-size: 18px;
}


@media (max-width: 992px) {
    .news .container {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .footer-column {
        margin-bottom: 20px;
    }
    
    nav, nav ul {
        background: linear-gradient(90deg, rgba(255,255,255,0.85) 0%, rgba(255,255,255,0.8) 100%) !important;
        backdrop-filter: blur(10px) !important;
        transition: background 0.2s, backdrop-filter 0.2s;
    }
    nav ul.active, #navMenu.active {
        background: #fff !important;
        backdrop-filter: none !important;
    }
}

@media (max-width: 768px) {
    .hamburger-menu {
        display: flex;
        position: static;
        z-index: 101;
        margin: 0 0 0 12px;
        align-items: center;
    }
    
    nav {
        position: fixed; 
        top: 56px; 
        left: 0;
        width: 100%;
        z-index: 1000; 
        margin-top: 0; 
    }
    
    nav .container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0 0;
        position: relative;
    }
    
    nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: linear-gradient(90deg, rgba(255,255,255,0.85) 0%, rgba(255,255,255,0.8) 100%) !important;
        backdrop-filter: blur(10px) !important;
        box-shadow: 0 4px 10px rgba(0,0,0,0.2);
        z-index: 100;
        padding: 0;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, visibility 0.3s ease, background 0.2s, backdrop-filter 0.2s;
    }
    
    nav ul.active {
        display: flex;
        opacity: 1;
        visibility: visible;
    }
    
    nav ul li {
        margin: 0;
        width: 100%;
        border-bottom: 1px solid #eee;
    }
    
    nav ul li a {
        padding: 15px 20px;
        margin-right: 0;
        width: 100%;
        display: block;
        text-align: center;
    }
    
    .hero h2 {
        font-size: 28px;
        white-space: normal;
        word-break: break-after-comma;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-links {
        margin-top: 20px;
    }
    
    .footer-column {
        margin: 0 auto 20px;
        width: 100%;
        max-width: 300px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }
    
    .footer-column img {
        margin-bottom: 15px;
    }
    
    .footer-column h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-column ul {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        padding: 15px 10px;
    }
    
    .social-links {
        margin-top: 15px;
    }
}

@media (max-width: 576px) {
    .header-right {
        flex-direction: column;
        align-items: flex-end;
    }
    
    .search-bar {
        margin-right: 0;
        margin-bottom: 10px;
    }
    
    .achievement-item {
        width: 150px;
    }
    
    .footer-content {
        gap: 15px;
    }
    
    .footer-column {
        margin-bottom: 15px;
        padding: 0 10px;
    }
    
    .footer-column h2 {
        font-size: 22px;
    }
    
    .footer-column p, .footer-column a, .footer-bottom p {
        font-size: 14px;
    }
}


.business-units {
    padding: 50px 0;
}


.impact-visual-flex {
    display: flex;
    gap: 40px;
    align-items: stretch;
    justify-content: center;
    margin-bottom: 60px;
    flex-wrap: wrap;
}
.impact-img-box {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 320px;
    max-width: 420px;
    flex: 1 1 320px;
    margin-bottom: 0;
}
.impact-main-img {
    width: 100%;
    max-width: 390px;
    border-radius: 18px;
    box-shadow: 0 6px 24px rgba(52,152,219,0.12);
    object-fit: cover;
    background: #fff;
}
.impact-content-only {
    background: #eaf2fb;
    border-radius: 24px;
    padding: 48px 32px 40px 32px;
    max-width: 1050px;
    margin: 0 auto 60px auto;
    box-shadow: 0 8px 32px rgba(0,86,179,0.07);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.impact-title {
    color: #1a437d;
    font-size: 2.3rem;
    font-weight: 700;
    margin-bottom: 18px;
    letter-spacing: 0.5px;
}
.impact-desc {
    color: #2d3e50;
    font-size: 1.18rem;
    margin-bottom: 38px;
    line-height: 1.7;
    max-width: 780px;
}
.impact-stats-cards {
    width: 100%;
    display: flex;
    gap: 32px;
    justify-content: flex-start;
    flex-wrap: wrap;
}
.impact-card {
    background: #fff;
    border-radius: 18px;
    box-shadow: 0 4px 18px rgba(0,86,179,0.06);
    display: flex;
    align-items: center;
    padding: 32px 32px 24px 28px;
    min-width: 270px;
    flex: 1 1 270px;
    max-width: 340px;
    margin-bottom: 18px;
}
.impact-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #5bb6ff 0%, #3498db 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #fff;
    margin-right: 22px;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(52,152,219,0.09);
}
.impact-card-number {
    color: #1a437d;
    font-size: 2.1rem;
    font-weight: 700;
    margin-bottom: 2px;
}
.impact-card-label {
    color: #6a7a90;
    font-size: 1.07rem;
    line-height: 1.5;
    font-weight: 400;
}
@media (max-width: 900px) {
    .impact-stats-cards {
        flex-direction: column;
        gap: 18px;
    }
    .impact-card {
        max-width: 100%;
        min-width: 0;
        width: 100%;
    }
    .impact-content-only {
        padding: 32px 10px 28px 10px;
    }
}

.business-units {
    background-color: #f9f9f9;
}
任何
.business-units h2 { 
    text-align: center;
    color: #0056b3;
    margin-bottom: 40px;
    font-size: 32px;
    font-weight: 600;
}

.ventures-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 18px;
    margin-top: 50px;
    max-width: 1300px;
    margin-left: auto;
    margin-right: auto;
}

.venture-card {
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    padding: 35px 30px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    flex-direction: column;
    align-items: center;
    width: 95%;
    margin: 0 auto;
}

.venture-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.venture-image {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto 20px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

#medical-image {
    background-image: url('https://innonation.oss-cn-beijing.aliyuncs.com/infinity_images/infinity-medical_logo.png');
}

#omgene-image {
    background-image: url('https://innonation.oss-cn-beijing.aliyuncs.com/infinity_images/OMGene_logo.png');
}

#capital-image {
    background-image: url('https://innonation.oss-cn-beijing.aliyuncs.com/infinity_images/infinity-capital_logo.png');
}

#innonation-image {
    background-image: url('https://innonation.oss-cn-beijing.aliyuncs.com/infinity_images/INNONATION_logo.png');
}

.park-image {
    background-image: url('https://innonation.oss-cn-beijing.aliyuncs.com/infinity_images/park_logo.png');
}

.yplan-image {
    background-image: url('https://innonation.oss-cn-beijing.aliyuncs.com/infinity_images/Yplan_logo.png');
}

.venture-card h3 {
    color: #0056b3;
    margin-bottom: 10px;
    font-size: 20px;
}

.venture-card p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.5;
}


@media (max-width: 768px) {
    .ventures-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .venture-card {
        width: 100%;
        max-width: 90%;
    }
    
    .business-units h2 {
        font-size: 28px;
        margin-bottom: 30px;
    }
    
    .venture-card h3 {
        font-size: 18px;
    }
    
    .venture-card p {
        font-size: 14px;
    }
}


@media (min-width: 769px) and (max-width: 1024px) {
    .ventures-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
    
    .venture-card {
        width: 85%;
    }
}


@media screen and (max-width: 768px) {
    header {
        height: 56px;
        margin-bottom: 0 !important;
        border-bottom: none !important;
        padding-bottom: 0 !important;
        box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    }
    nav {
        top: 56px;
        padding: 0 !important;
        background: linear-gradient(90deg, rgba(255,255,255,0.85) 0%, rgba(255,255,255,0.8) 100%) !important;
        backdrop-filter: blur(10px) !important;
        z-index: 1000;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        transition: background 0.2s, backdrop-filter 0.2s;
    }
    nav.active, nav ul.active, #navMenu.active {
        background: #fff !important;
        backdrop-filter: none !important;
    }
    .hamburger-menu {
        display: flex;
    }
    nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: linear-gradient(90deg, rgba(255,255,255,0.85) 0%, rgba(255,255,255,0.8) 100%) !important;
        backdrop-filter: blur(10px) !important;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        padding: 10px 0;
        z-index: 100;
        transition: background 0.2s, backdrop-filter 0.2s;
    }
    nav ul.active, #navMenu.active {
        display: flex;
        background: #fff !important;
        backdrop-filter: none !important;
    }
    
    nav ul li {
        margin: 0;
        width: 100%;
        text-align: center;
    }
    
    nav ul li a {
        padding: 12px 0;
        margin: 0;
        border-bottom: 1px solid #f1f1f1;
    }
    
    nav ul li:last-child a {
        border-bottom: none;
    }
}