/* @import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap'); */

body {
    font-family: 'Inter', sans-serif;
    background-color: #ffffff;
    background-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiPjxkZWZzPjxwYXR0ZXJuIGlkPSJncmlkIiB3aWR0aD0iNDAiIGhlaWdodD0iNDAiIHBhdHRlcm5Vbml0cz0idXNlclNwYWNlT25Vc2UiPjxwYXRoIGQ9Ik0gNDAgMCBMIDAgMCAwIDQwIiBmaWxsPSJub25lIiBzdHJva2U9IiNmMGYwZjAiIHN0cm9rZS13aWR0aD0iMSIvPjwvcGF0dGVybj48L2RlZnM+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsbD0idXJsKCNncmlkKSIvPjwvc3ZnPg==");
    background-repeat: repeat;
    /* background-opacity: 0.1; */
    overflow-x: hidden;
}

/* 公共样式 */
.container {
    /* width: 1400px; */
    max-width: 84rem;
    padding: 5rem 2rem;
    margin: 0 auto;
}

.content {
    width: 100%;
}

.flex-container {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    flex-direction: row;
}

.flex-container .content {
    flex: 1;
    min-width: 0;
}

/* 首屏 */
.explain-tag {
    background: #333333;
    color: #ffffff;
    font-size: 0.875rem;
    line-height: 1.25rem;
    letter-spacing: 0.05em;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    display: inline-block;
}

.title-content {
    margin-top: 2rem;
    /* letter-spacing: -0.05em; */
    font-size: 3.75rem;
    line-height: 1.2;
}

.text-black {
    color: #333333;
}

.subject-btn {
    background: #333333;
    color: #ffffff;
    font-size: 1.125rem;
    line-height: 3.75rem;
    padding: 0rem 2rem;
    display: block;
    height: 3.75rem;
}

.show-btn {
    color: #333333;
    background: #ffffff;
    border: 2px solid #333333;
}

.show-btn:hover {
    background-color: rgb(243, 244, 246, 1);
}

.btn-shadow {
    box-shadow: 0 0 10px 7px rgba(51, 51, 51, 0.14);
}

.btn-shadow:hover {
    background: #000000;
}


/* 渐变字体 start */
.gradient-text {
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    line-height: 1.4;
}

.bg-gradient-to-r {
    background-image: linear-gradient(to right, var(--tw-gradient-stops))
}

.from-fuchsia-500 {
    --tw-gradient-from: #2651fe var(--tw-gradient-from-position);
    --tw-gradient-to: rgb(217 70 239 / 0) var(--tw-gradient-to-position);
    --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)
}

.to-purple-600 {
    --tw-gradient-to: #af5fff var(--tw-gradient-to-position)
}

/* 渐变字体 end */

.subject-note {
    font-size: 1.875rem;
    line-height: 2.5rem;
    margin-top: 1.5rem;
    color: #333333;
}


.button-content {
    margin-top: 3rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.content-img {
    width: 40rem;
    margin-top: -6rem;
}

@media (min-width: 768px) {
    .content-img {
        width: 40rem;
        margin-right: -6rem;
        margin-top: -8rem;
    }
}

.content-img .img {
    width: 100%;
    height: 100%;
}

/* 核心价值 */
.container-bg {
    color: #ffffff;
    background: #000000;
}

.worth-grid {
    display: grid;
    gap: 2rem;
}

.worth-card {
    border-radius: 0.75rem;
    border: 1px solid #1f2937;
    background-image: linear-gradient(to bottom right, #000, #111827);
    padding: 2rem;
}

.worth-title {
    font-size: 1.875rem;
    line-height: 2.25rem;
}

.worth-text {
    margin-top: 1rem;
    color: #d1d5db;
}

@media (min-width: 768px) {
    .grid-cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

/* 功能亮点 */
.features-header {
    text-align: center;
    margin-bottom: 5rem;
}

.features-title {
    font-size: 3.2rem;
    line-height: 1;
}

.features-note {
    font-size: 1.25rem;
    line-height: 1.75rem;
    color: #4b5563;
    margin-top: 0.5rem;
}


.features-grid {
    display: grid;
    gap: 2rem;
}

@media (min-width: 1024px) {
    .grid-cols-8 {
        grid-template-columns: repeat(8, minmax(0, 1fr));
    }
}

.features-card {
    height: 100%;
    border-radius: 0.75rem;
    border: 1px solid #e5e7eb;
    padding: 1.5rem;
    background-color: #ffffff;
}

.features-card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

.transition-shadow {
    transition-property: box-shadow;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    transition-duration: 150ms;
}

.fuchsia-box {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 9999px;
    background-color: #fdf4ff;
    height: 3rem;
    width: 3rem;
}

.fuchsia-tag {
    height: 1.5rem;
    width: 1.5rem;
    border-radius: 9999px;
}

.fuchsia-text {
    font-size: 1.2rem;
    line-height: 2rem;
    color: #333333;
}

.fuchsia-text-ms {
    font-size: 0.875rem;
    line-height: 1.25rem;
    color: #6b7280;
}

.fuchsia-text-note {
    color: #4b5563;
    margin-top: 1rem;
}

/* 技术亮点 */
.container-purple {
    min-height: 100vh;
    background-image: linear-gradient(to bottom right, #fdf4ff, #faf5ff);
}

.lightspot-head {
    margin-bottom: 4rem;
    text-align: center;
}

.lightspot-title {
    font-size: 3rem;
    line-height: 1;
    color: #333333;
}

.lightspot-note {
    font-size: 1.25rem;
    line-height: 1.75rem;
    color: #4b5563;
    margin-top: 1rem;
}

.lightspot-flex {
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightspot-card {
    width: 100%;
    border-radius: 1rem;
    background-color: #ffffff;
    padding: 2rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

.lightspot-card video {
    width: 100%;
    height: 50vh;
    background: #333333;
}

.lightspot-card video:not(:last-child) {
    margin-bottom: 20px;
}


.lightspot-grid {
    display: grid;
    gap: 2rem;
}

@media (min-width: 768px) {
    .lightspot-card {
        width: 900px;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .lightspot-card video {
        width: 250px;
        height: 50vh;
        background: #333333;
        margin-top: 0;
    }

    .lightspot-card video:not(:last-child) {
        margin-right: 5%;
        margin-bottom: 0;
    }

    .grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.lightspot-h3 {
    font-size: 1.875rem;
    line-height: 2.25rem;
    margin-bottom: 1.5rem;
    color: #333333;
}

.lightspot-box-note {
    font-size: 1.125rem;
    line-height: 1.75rem;
    margin-bottom: 2rem;
    color: #4b5563;
}

.lightspot-circle {
    width: 3rem;
    height: 3rem;
    border-radius: 9999px;
    margin-right: 1rem;
}

.circle-text {
    font-size: 0.875rem;
    line-height: 1.25rem;
    color: #6b7280;
}

.circle-note {
    font-size: 1.125rem;
    line-height: 1.75rem;
    color: #333333;
    font-weight: 500;
}

.lightspot-h4 {
    font-size: 1.25rem;
    line-height: 1.75rem;
    margin-bottom: 1rem;
    font-weight: 600;
    color: #333333;
}


.lightspot-list li {
    display: flex;
    align-items: center;
    margin-top: 1rem;
}

.circle-i {
    width: 0.5rem;
    height: 0.5rem;
    background: #2651fe;
    border-radius: 9999px;
    margin-right: 0.5rem;
}

.lightspot-list-txt {
    color: #333333;
}



/* 目标用户区域 */
.target-head {
    margin-bottom: 4rem;
    text-align: center;
}

.target-title {
    font-size: 3rem;
    line-height: 1;
    color: #ffffff;
}

.target-note {
    font-size: 1.25rem;
    line-height: 1.75rem;
    color: #d1d5db;
    margin-top: 1rem;
}

/* 底部CTA */
.start-content {
    text-align: center;
    /* padding: 4rem 0 0; */
}

.start-title {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: #333333;
}

.start-note {
    font-size: 1.25rem;
    line-height: 1.75rem;
    margin-bottom: 3rem;
}

.img-box {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.img-box img {
    width: 100%;
    height: auto;
}


@media (min-width: 768px) {
    .img-box img {
        width: 38%;
    }
}

/* 脚部 */
.container-footer {
    border: 1px solid #e5e7eb;
}

.footer-content {
    text-align: center;
    padding: 1.2rem 0;
    color: #333333;
    font-size: 1rem;
    line-height: 2rem;
}

.footer-content a:hover {
    color: #666666;
}