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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: #333;
    line-height: 1.6;
    overflow-x: hidden;
}

.xc_header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    height: 70px;
}

.xc_nav_container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.xc_logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: bold;
    color: #333;
}

.xc_logo_icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 20px;
}

.xc_nav_menu {
    display: flex;
    gap: 50px;
    list-style: none;
}

.xc_nav_item {
    color: #333;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
    cursor: pointer;
}

.xc_nav_item:hover {
    color: #667eea;
}

.xc_login_btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 12px 35px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 16px;
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.xc_login_btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.xc_main_content {
    margin-top: 70px;
}

.xc_section {
    min-height: 100vh;
    padding: 80px 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.xc_hero_section {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.xc_hero_content {
    max-width: 1400px;
    width: 100%;
    text-align: center;
}

.xc_hero_title {
    font-size: 52px;
    font-weight: bold;
    margin-bottom: 40px;
    color: #2d3748;
}

.xc_hero_images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.xc_hero_image_card {
    background: #fff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.xc_hero_image_card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.xc_hero_image_placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
}

.xc_product_section {
    background: linear-gradient(180deg, #1a202c 0%, #2d3748 100%);
    color: #fff;
}

.xc_product_content {
    max-width: 1400px;
    width: 100%;
}

.xc_product_logo {
    text-align: center;
    margin-bottom: 60px;
}

.xc_product_title {
    font-size: 48px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 30px;
}

.xc_product_subtitle {
    text-align: center;
    font-size: 24px;
    margin-bottom: 60px;
}

.xc_product_subtitle_highlight {
    color: #f56565;
}

.xc_product_features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.xc_product_feature {
    text-align: center;
    font-size: 18px;
}

.xc_product_feature::before {
    content: "●";
    margin-right: 10px;
    color: #667eea;
}

.xc_product_image {
    text-align: center;
    margin-top: 60px;
    position: relative;
    overflow: visible;
    padding: 0 80px;
}

.xc_product_carousel {
    max-width: 900px;
    height: 550px;
    margin: 0 auto;
    position: relative;
    perspective: 2000px;
}

.xc_carousel_inner {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
}

.xc_carousel_item {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transform: scale(0.9) translateZ(-100px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 20px;
    overflow: hidden;
}

.xc_carousel_item.xc_active {
    opacity: 1;
    z-index: 2;
    transform: scale(1) translateZ(0);
    box-shadow:
        0 25px 60px rgba(0, 0, 0, 0.3),
        0 15px 35px rgba(102, 126, 234, 0.2),
        0 5px 15px rgba(0, 0, 0, 0.15),
        inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.xc_carousel_item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.1) 0%,
        transparent 50%,
        rgba(0, 0, 0, 0.1) 100%
    );
    pointer-events: none;
    z-index: 1;
}

.xc_carousel_item::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.05) 50%,
        transparent 70%
    );
    transform: translateX(-100%);
    pointer-events: none;
    z-index: 2;
}

.xc_carousel_item.xc_active::after {
    animation: xc_shine 3s ease-in-out infinite;
}

@keyframes xc_shine {
    0% {
        transform: translateX(-100%);
    }
    20%, 100% {
        transform: translateX(100%);
    }
}

.xc_carousel_item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    background: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
    padding: 0;
    position: relative;
    z-index: 0;
}

.xc_carousel_control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.85) 100%);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #667eea;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10;
    box-shadow:
        0 8px 25px rgba(0, 0, 0, 0.15),
        0 3px 10px rgba(102, 126, 234, 0.2),
        inset 0 0 0 1px rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
}

.xc_carousel_control::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    padding: 2px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s;
}

.xc_carousel_control:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    transform: translateY(-50%) scale(1.15);
    box-shadow:
        0 15px 40px rgba(102, 126, 234, 0.4),
        0 8px 20px rgba(0, 0, 0, 0.2),
        0 0 0 8px rgba(102, 126, 234, 0.1);
}

.xc_carousel_control:hover::before {
    opacity: 1;
}

.xc_carousel_control:active {
    transform: translateY(-50%) scale(1.05);
}

.xc_carousel_prev {
    left: 0;
}

.xc_carousel_next {
    right: 0;
}

.xc_product_image_placeholder {
    max-width: 800px;
    height: 400px;
    margin: 0 auto;
    background: linear-gradient(135deg, #4a5568 0%, #2d3748 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #a0aec0;
    font-size: 18px;
}

.xc_product_nav {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 50px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 50px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
    backdrop-filter: blur(10px);
    box-shadow:
        0 8px 25px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.xc_product_nav_dot {
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow:
        0 2px 8px rgba(0, 0, 0, 0.15),
        inset 0 1px 2px rgba(255, 255, 255, 0.3);
}

.xc_product_nav_dot::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid transparent;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.xc_product_nav_dot:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.3);
}

.xc_product_nav_dot.xc_active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    width: 40px;
    border-radius: 10px;
    box-shadow:
        0 4px 15px rgba(102, 126, 234, 0.5),
        0 2px 8px rgba(118, 75, 162, 0.3),
        inset 0 1px 2px rgba(255, 255, 255, 0.3);
}

.xc_product_nav_dot.xc_active::before {
    border-color: rgba(102, 126, 234, 0.3);
    inset: -6px;
}

.xc_product_nav_dot.xc_active::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3) 0%, transparent 100%);
}

.xc_business_section {
    background: #f7fafc;
}

.xc_business_content {
    max-width: 1400px;
    width: 100%;
}

.xc_section_label {
    font-size: 18px;
    color: #718096;
    margin-bottom: 20px;
}

.xc_section_title {
    font-size: 42px;
    font-weight: bold;
    margin-bottom: 60px;
    color: #2d3748;
}

.xc_business_grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.xc_business_text {
    padding-right: 40px;
}

.xc_business_description {
    font-size: 18px;
    line-height: 1.8;
    color: #4a5568;
    margin-bottom: 40px;
}

.xc_business_cta {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 15px 40px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 16px;
    display: inline-block;
    transition: transform 0.3s, box-shadow 0.3s;
}

.xc_business_cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.xc_business_image {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.xc_business_image_placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
}

.xc_business_nav {
    display: flex;
    gap: 20px;
    margin-top: 40px;
}

.xc_nav_arrow {
    width: 50px;
    height: 50px;
    background: #fff;
    border: 2px solid #e2e8f0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
}

.xc_nav_arrow:hover {
    background: #667eea;
    border-color: #667eea;
    color: #fff;
}

.xc_case_section {
    background: #fff;
}

.xc_case_content {
    max-width: 1400px;
    width: 100%;
}

.xc_case_tabs {
    display: flex;
    gap: 30px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.xc_case_tab {
    padding: 12px 30px;
    background: #f7fafc;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 16px;
    color: #4a5568;
}

.xc_case_tab.xc_active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

.xc_case_tab:hover {
    background: #e2e8f0;
}

.xc_case_tab.xc_active:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.xc_case_detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.xc_case_text h3 {
    font-size: 36px;
    margin-bottom: 30px;
    color: #2d3748;
}

.xc_case_text p {
    font-size: 18px;
    line-height: 1.8;
    color: #4a5568;
    margin-bottom: 40px;
}

.xc_case_image_placeholder {
    width: 100%;
    height: 450px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
}

.xc_scroll_top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 50px;
    height: 50px;
    background: #667eea;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.3);
}

.xc_scroll_top:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.xc_partner_section {
    background: #f7fafc;
    min-height: auto;
    padding: 80px 40px;
}

.xc_partner_content {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

.xc_partner_grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.xc_partner_logo {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 120px;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.xc_partner_logo:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.xc_partner_logo_placeholder {
    width: 100%;
    height: 60px;
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e0 100%);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #4a5568;
    font-size: 12px;
}

.xc_contact_section {
    background: linear-gradient(180deg, #1a202c 0%, #2d3748 100%);
    color: #fff;
    min-height: auto;
    padding: 80px 40px;
}

.xc_contact_content {
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
}

.xc_contact_title {
    font-size: 36px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 60px;
}

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

.xc_form_row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.xc_form_input,
.xc_form_textarea {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: #fff;
    font-size: 16px;
    transition: all 0.3s;
}

.xc_form_input::placeholder,
.xc_form_textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.xc_form_input:focus,
.xc_form_textarea:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.15);
    border-color: #667eea;
}

.xc_form_textarea {
    min-height: 150px;
    resize: vertical;
}

.xc_form_submit {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 15px 40px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    align-self: center;
}

.xc_form_submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.xc_footer {
    background: #1a202c;
    color: #a0aec0;
    padding: 40px;
    text-align: center;
}

.xc_footer_info {
    max-width: 1400px;
    margin: 0 auto;
    font-size: 14px;
    line-height: 2;
}

.xc_footer_link {
    color: #a0aec0;
    text-decoration: none;
    transition: color 0.3s;
}

.xc_footer_link:hover {
    color: #667eea;
}

.xc_footer_social {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.xc_social_icon {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
}

.xc_social_icon:hover {
    background: #667eea;
    transform: translateY(-3px);
}

@media (max-width: 1024px) {
    .xc_hero_images {
        grid-template-columns: 1fr;
    }

    .xc_product_features {
        grid-template-columns: repeat(2, 1fr);
    }

    .xc_business_grid,
    .xc_case_detail {
        grid-template-columns: 1fr;
    }

    .xc_partner_grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .xc_form_row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .xc_nav_menu {
        display: none;
    }

    .xc_hero_title {
        font-size: 36px;
    }

    .xc_product_title {
        font-size: 32px;
    }

    .xc_product_features {
        grid-template-columns: 1fr;
    }

    .xc_section_title {
        font-size: 28px;
    }

    .xc_partner_grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

html {
    scroll-behavior: smooth;
}