/* --- Hero Banner 轮播 --- */
.hero-slider {
    position: relative;
    height: 800px;
    overflow: hidden;
    margin-top: 70px;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.slide.active {
    opacity: 1;
}

.slide::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* background: rgba(0, 0, 0, 0.4); */
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

.slide-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 20px;
}

.slide-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.slide-content p {
    font-size: 1.5rem;
    margin-bottom: 30px;
}

.slider-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: 0.3s;
}

.indicator.active {
    background-color: var(--primary-color);
    transform: scale(1.2);
}

.btn {
    padding: 12px 30px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 5px;
    font-weight: bold;
    display: inline-block;
}

.btn:hover {
    background-color: #00a896;
}

/* --- 智能生态矩阵 --- */
.ecosystem-section {
    background-color: #f9fbfd;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin: 60px 0;
    color: var(--secondary-color);
}

.ecosystem-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

@media (max-width: 768px) {
    .ecosystem-grid {
        grid-template-columns: 1fr;
    }
}

.eco-card {
    position: relative;
    height: 400px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.eco-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.eco-img {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.eco-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s;
}

.eco-card:hover .eco-img img {
    transform: scale(1.08);
}

.eco-info {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 30px;
    /* background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent); */
    color: #000;
    z-index: 2;
    text-align: center;
}

.eco-info h3 {
    font-size: 1.8rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.eco-info p {
    font-size: 1rem;
    opacity: 0.9;
    margin-bottom: 15px;
}

.eco-link {
    font-size: 0.9rem;
    color: #fff;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.eco-link i {
    transition: transform 0.3s;
}

.eco-card:hover .eco-link i {
    transform: translateX(5px);
}

/* --- 精彩瞬间 (视频轮播) --- */
.gallery-section {
    background-color: #fff;
    overflow: hidden;
    height: 820px;
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 552px;
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 1000px;
}

.carousel-track {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform-style: preserve-3d;
}

.carousel-item {
    position: absolute;
    width: 1110px;
    height: 550px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
    opacity: 0;
    pointer-events: none;
}

.carousel-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.carousel-item.center {
    opacity: 1;
    transform: translateX(0) scale(1);
    z-index: 10;
    pointer-events: auto;
}

.carousel-item.left {
    opacity: 0.6;
    transform: translateX(-970px) scale(0.7);
    z-index: 5;
    filter: brightness(0.8);
}

.carousel-item.right {
    opacity: 0.6;
    transform: translateX(970px) scale(0.7);
    z-index: 5;
    filter: brightness(0.8);
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.3s, background-color 0.3s;
    z-index: 20;
    backdrop-filter: blur(5px);
}

.carousel-nav:hover {
    background-color: rgba(255, 255, 255, 0.6);
}

.carousel-nav.prev {
    left: calc(50% - 520px);
}

.carousel-nav.next {
    right: calc(50% - 520px);
}

.carousel-container:hover .carousel-nav {
    opacity: 1;
}

.carousel-dots {
    position: absolute;
    bottom: -50px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 20px;
    z-index: 30;
    align-items: center;
}

.dot-wrapper {
    position: relative;
    width: 24px;
    height: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #ccc;
    transition: background-color 0.3s, transform 0.3s;
    position: absolute;
    z-index: 1;
}

.dot-wrapper.active .dot {
    background-color: transparent;
    transform: scale(1);
}

.progress-ring {
    position: absolute;
    top: 0;
    left: 0;
    width: 24px;
    height: 24px;
    transform: rotate(-90deg);
    z-index: 2;
    pointer-events: none;
}

.progress-ring__circle {
    stroke: var(--primary-color);
    stroke-width: 2;
    fill: transparent;
    r: 10;
    cx: 12;
    cy: 12;
    stroke-dasharray: 62.83;
    stroke-dashoffset: 62.83;
    transition: stroke-dashoffset 0.1s linear;
}

.play-pause-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background-color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 0.7rem;
    cursor: pointer;
    z-index: 10;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    transition: all 0.3s;
    opacity: 0;
    pointer-events: auto;
}

.dot-wrapper.active .play-pause-btn {
    opacity: 1;
    pointer-events: auto;
}

.dot-wrapper:not(.active) .play-pause-btn {
    display: none;
}

.play-pause-btn:hover {
    transform: translate(-50%, -50%) scale(1.15);
    background-color: #f0f0f0;
}

/* --- 加入我们 CTA --- */
.cta-section {
    padding: 90px 20px;
    /* background: linear-gradient(135deg, #a7ffeb 0%, #b2ebf2 50%, #4fc3f7 100%); */
    display: flex;
    justify-content: center;
    align-items: center;
}

.cta-card {
    background: linear-gradient(135deg, #a7ffeb 0%, #b2ebf2 50%, #4fc3f7 100%);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 60px 0px;
    text-align: center;
    max-width: 1300px;
    width: 100%;
    box-shadow: 0 10px 30px rgba(0, 199, 177, 0.15);
}

.cta-card h2 {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 20px;
    font-weight: 700;
}

.cta-card p {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 10px;
    line-height: 1.6;
}

.cta-card .email {
    color: #00838f;
    font-weight: 600;
}

.cta-btn {
    display: inline-block;
    margin-top: 30px;
    padding: 15px 40px;
    background-color: white;
    color: var(--primary-color);
    font-size: 1.1rem;
    font-weight: bold;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    background-color: #f0f0f0;
}