:root {
    --tech-color: #1890FF;
    --mind-color: #FF7D00;
    --social-color: #722ED1;
    --text-dark: #1A1A1A;
    --text-light: #4D4D4D;
    --primary-gradient: linear-gradient(135deg, #3D8BFF 0%, #1E56D9 100%);
    --secondary-gradient: linear-gradient(90deg, #0b6dff 30%, #35b8ff 100%);
}

.home_bg {
    /* background: url(/img/bg3.png) no-repeat;
    background-size: cover; */
    /* padding-top: 100px; */
    /* padding-bottom: 208px; */
    background: radial-gradient(circle at 50% 30%, #3d8bff78 0%, transparent 100%);
}

.stage1,
.stage3 {
    background-color: #e7f2ff;
}

.stage2 {
    /* opacity: 0.08; */
    /* background: radial-gradient(circle at 50% 30%,
            #3d8bff38 0%,
            transparent 100%); */
}

.banner {
    width: 100%;
    height: 850px;
    background: url('/images/poster5.png') no-repeat center center/cover;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    position: relative;
    cursor: pointer;
}

.banner>.content {
    background: rgb(121 218 224 / 83%);
    padding: 4vw 6vw;
    border-radius: 10px;
    white-space: nowrap;
    max-width: 90%;
    overflow: hidden;
    border-left: 5px solid #03415c9e;
    margin-right: 50px;
    margin-top: 50px;
}

.banner h1 {
    font-size: calc(40px + 2vw);
    color: #f69018;
    margin: 0 0 1vw 0;
    white-space: nowrap;
    text-shadow: 4px 5px 7px rgb(0 0 0 / 81%);
    transition: text-shadow 0.3s;
}

.banner p {
    font-weight: 600;
    text-shadow: 4px 5px 7px rgb(0 0 0 / 81%);
    font-size: calc(12px + 1vw);
    margin: 1vw 0;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #fff;
    background-color: transparent;
    /* 文字过长时显示省略号 */
}

/* 文字入场动画 */
.animate-slideUp {
    animation: slideUp 1s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

.gradient-title.animate-title {
    animation: titleAppear 1.2s 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.gradient-title.animate-title {
    animation: titleAppear 1.2s 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.highlight.animate-highlight {
    animation: scaleIn 0.6s 1s ease-out forwards;
    transform-origin: left center;
}

.feature-item {
    opacity: 0;
    transform: translateX(-50px);
}

.animate-item-1 {
    animation: itemSlide 0.6s 1.2s forwards;
}

.animate-item-2 {
    animation: itemSlide 0.6s 1.4s forwards;
}

.animate-item-3 {
    animation: itemSlide 0.6s 1.6s forwards;
}

/* 装饰文字动画 */
.animate-flicker {
    animation: flicker 2s infinite alternate;
}

.animate-glitch {
    animation: glitch 1s infinite linear alternate;
}

/* 关键帧定义 */
@keyframes scaleIn {
    0% {
        transform: scaleX(0);
    }

    100% {
        transform: scaleX(1);
    }
}

@keyframes itemSlide {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes flicker {

    0%,
    19%,
    21%,
    23%,
    25%,
    54%,
    56%,
    100% {
        opacity: 0.1;
    }

    20%,
    24%,
    55% {
        opacity: 0.3;
    }
}

@keyframes glitch {
    2% {
        clip-path: inset(20% 0 30% 0);
    }

    4% {
        clip-path: inset(10% 0 60% 0);
    }

    6% {
        clip-path: inset(40% 0 20% 0);
    }

    8% {
        clip-path: inset(30% 0 10% 0);
    }
}


@keyframes slideUp {
    0% {
        transform: translateY(100px);
        opacity: 0;
    }

    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes titleAppear {
    0% {
        letter-spacing: -0.5em;
        filter: blur(12px);
    }

    100% {
        letter-spacing: normal;
        filter: blur(0);
    }
}

@keyframes techFlow {
    0% {
        background-position: 0 0;
    }

    100% {
        background-position: 100% 100%;
    }
}

@keyframes particleMove {
    0% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(20px);
    }
}

.content-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.23, 1, 0.32, 1);
    padding-bottom: 50px;
}

.content-wrapper.active {
    opacity: 1;
    transform: translateY(0);
}

.ai-section {
    min-height: 95vh;
    padding: 100px 10% 50px;
    position: relative;
    overflow: hidden;
}

/* 高级背景系统 */
.ai-section::before {
    content: "";
    position: absolute;
    top: 50%;
    width: 400px;
    height: 400px;
    transform: translateY(-50%);
    z-index: 0;
    opacity: 0.08;
    background-repeat: no-repeat;
    background-size: contain;
    mix-blend-mode: multiply;
}

.ai-section::before {
    transition: all 0.8s ease;
}

.ai-section:hover::before {
    transform: translateY(-50%) scale(1.05);
    opacity: 0.12;
}


/* 主标题渐变效果 */
.main-title {
    text-align: center;
    margin-bottom: 50px;
    background: linear-gradient(90deg, #1890FF 0%, #FF7D00 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-size: 2.8rem;
    font-weight: 600;
    line-height: 1.3;
}

.main-title span {
    display: block;
    font-size: 1.8rem;
    margin-top: 15px;
    color: var(--text-dark);
    background: none;
}

/* 模块容器 */
.modules {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

/* 单个模块 */
.module {
    border-left: 5px solid;
    padding: 30px;
    position: relative;
    box-shadow: 0 8px 20px rgb(0 0 0 / 41%);
    transition: transform 0.3s ease;
    background-color: #fff;
}

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

/* 模块颜色分配 */
.tech-module {
    border-color: var(--tech-color);
}

.mind-module {
    border-color: var(--mind-color);
}

.social-module {
    border-color: var(--social-color);
}

/* 模块编号 */
.module-number {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.tech-module .module-number {
    color: var(--tech-color);
}

.mind-module .module-number {
    color: var(--mind-color);
}

.social-module .module-number {
    color: var(--social-color);
}

/* 模块标题 */
.module-title {
    color: var(--text-dark);
    font-size: 1.6rem;
    margin-bottom: 25px;
    padding-left: 30px;
    position: relative;
}

.module-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 20px;
    height: 3px;
    transform: translateY(-50%);
}

.tech-module .module-title::before {
    background: var(--tech-color);
}

.mind-module .module-title::before {
    background: var(--mind-color);
}

.social-module .module-title::before {
    background: var(--social-color);
}

/* 内容段落 */
.module-content p {
    color: var(--text-light);
    padding-left: 30px;
    margin: 20px 0;
    position: relative;
}

.module-content p::before {
    content: "▶";
    position: absolute;
    left: 0;
    color: inherit;
    font-size: 0.8em;
    opacity: 0.6;
}

.section-header {
    padding: 60px 0 40px;
    background: #F8FAFF;
    position: relative;
    overflow: hidden;
}

/* 主标题设计 */
.gradient-title {
    font-size: 2.8rem;
    font-weight: 700;
    text-align: center;
    line-height: 1.4;
    margin: 0 auto;
    max-width: 1200px;
    position: relative;
    z-index: 2;
    margin-bottom: 60px;
}

/* 渐变文字效果 */
.gradient-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
    padding: 0 15px;
    position: relative;
}

/* 强调部分设计 */
.highlight {
    background: var(--secondary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    text-shadow: 0 4px 12px rgb(61 139 255 / 37%);
}

/* 装饰元素 */
.gradient-text::before {
    content: "";
    position: absolute;
    left: 0;
    bottom: -10px;
    width: 100%;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

/* 背景科技元素 */
.tech-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0.08;
    background: radial-gradient(circle at 50% 30%,
            #3D8BFF 0%,
            transparent 60%);
}

.scene-grid {
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    gap: 30px;
    /* max-width: 1200px; */
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.scene-card {
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 6px 8px 12px rgb(22 119 255 / 60%);
}

.scene-card:hover {
    transform: translateY(-8px);
}

.scene-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .modules {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .main-title {
        font-size: 2.4rem;
    }
    .main-title span {
        font-size: 1.5rem;
    }
    .banner {
        height: 700px;
    }
    .scene-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .banner {
        height: 600px;
        justify-content: center;
    }
    .banner>.content {
        margin-right: 0;
        padding: 30px 40px;
    }
    .banner h1 {
        font-size: calc(30px + 1.5vw);
    }
    .banner p {
        font-size: calc(10px + 1vw);
    }
    .ai-section {
        padding: 60px 5% 30px;
    }
    .main-title {
        font-size: 2rem;
        margin-bottom: 30px;
    }
    .main-title span {
        font-size: 1.3rem;
    }
    .module {
        padding: 25px 20px;
    }
    .module-number {
        font-size: 2.5rem;
    }
    .module-title {
        font-size: 1.4rem;
    }
}

@media (max-width: 768px) {
    .modules {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    .banner {
        height: 500px;
    }
    .banner>.content {
        padding: 20px 30px;
        max-width: 95%;
    }
    .scene-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    .scene-card {
        height: 250px;
    }
}

@media (max-width: 480px) {
    .banner {
        height: 400px;
    }
    .banner h1 {
        font-size: calc(24px + 1vw);
    }
    .banner p {
        font-size: calc(8px + 1vw);
    }
    .main-title {
        font-size: 1.6rem;
    }
    .main-title span {
        font-size: 1.1rem;
    }
    .module {
        padding: 20px 15px;
    }
    .module-number {
        font-size: 2rem;
    }
    .module-title {
        font-size: 1.2rem;
    }
    .module-content p {
        font-size: 0.9rem;
    }
    .ai-section {
        padding: 40px 4% 20px;
    }
}

@media (max-width: 2240px) {
    .ai-section {
        min-height: 70vh;
    }
}

@media (max-width: 992px) {
    .module-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .section-title {
        font-size: 1.8rem;
    }

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

@media (max-width: 576px) {
    .banner-container {
        padding: 60px 0 30px;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .module-card {
        padding: 25px;
    }
}