/* 全局重置 */
/** {*/
/*    margin: 0;*/
/*    padding: 0;*/
/*    box-sizing: border-box;*/
/*    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;*/
/*}*/

/*body {*/
/*    overflow-x: hidden;*/
/*    background-color: #f8f8f8;*/
/*}*/

/*.container {*/
/*    width: 100%;*/
/*    min-height: 100vh;*/
/*}*/

/* 导航栏样式 */
/*header {*/
/*    display: flex;*/
/*    justify-content: space-between;*/
/*    align-items: center;*/
/*    padding: 20px 50px;*/
/*    position: relative;*/
/*    background-color: rgba(255, 255, 255, 0.95);*/
/*    z-index: 10;*/
/*}*/

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #000;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

nav ul li a {
    text-decoration: none;
    color: #333;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: #ff8c00;
}

nav ul li.active a {
    color: #ff8c00;
    font-weight: bold;
    position: relative;
}

nav ul li.active {
    position: relative;
}

nav ul li.active::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 8px;
    background-color: #ff8c00;
    border-radius: 50%;
}

.login-btn {
    color: #333;
}

.register-btn {
    display: inline-block;
    background-color: #ff8c00;
    color: white !important;
    padding: 8px 24px;
    border-radius: 20px;
    transition: background-color 0.3s ease;
}

.register-btn:hover {
    background-color: #ff7b00;
}

/* 英雄区域样式 */
.hero {
    display: flex;
    flex-wrap: wrap;
    min-height: 70vh;
    background: linear-gradient(to right, #000, #111);
    color: white;
    position: relative;
    overflow: hidden;
    border-bottom-left-radius: 50px;
    border-bottom-right-radius: 50px;
}

.hero::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    /* background-image: url("test.jpg"); */
    background-size: cover;
    opacity: 0.3;
    background-position: center;
}

.hero-content {
    flex: 1;
    min-width: 300px;
    padding: 80px 50px;
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-image: url("../assets_v1/heard2.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero h1 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.8;
}

.cta-button {
    display: inline-block;
    background-color: #ff8c00;
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.3s ease;
    width: fit-content;
}

.cta-button:hover {
    background-color: #ff7b00;
}

.hero-image {
    flex: 1;
    min-width: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 2;
    padding: 40px 0;
}

.hero-image img {
    max-width: 90%;
    height: auto;
    filter: drop-shadow(0 0 20px rgba(255, 140, 0, 0.5));
}

/* 背景图案样式 */
.hero-patterns {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
    overflow: hidden;
}

.pattern {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
}

.pattern-1 {
    width: 200px;
    height: 200px;
    border: 8px solid #ff8c00;
    top: 10%;
    left: 5%;
}

.pattern-2 {
    width: 300px;
    height: 300px;
    border: 15px solid #ff8c00;
    bottom: -100px;
    right: 10%;
}

.pattern-3 {
    width: 100px;
    height: 100px;
    background-color: #ff8c00;
    top: 20%;
    right: 20%;
}

/* 特性卡片区域 */
.features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: -80px;
    padding: 0 30px;
    position: relative;
    z-index: 3;
    max-width: 980px;
    margin-left: auto;
    margin-right: auto;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.feature-card {
    background: white;
    padding: 35px 30px;
    width: calc(100% / 3);
    min-height: 220px;
    display: flex;
    align-items: center;
    text-align: left;
    border-radius: 0;
    box-shadow: none;
    transition: transform 0.3s ease, background-color 0.3s ease;
    position: relative;
}

.feature-card:not(:last-child)::after {
    content: "";
    position: absolute;
    right: 0;
    top: 20%;
    height: 60%;
    width: 1px;
    background-color: #eee;
}

.feature-card:hover {
    transform: translateY(-5px);
    background-color: #fafafa;
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin-right: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #fff8ef;
    border-radius: 50%;
    flex-shrink: 0;
}

.feature-icon i {
    font-size: 28px;
    color: #ff8c00;
}

.feature-text {
    flex-grow: 1;
}

.feature-card h3 {
    color: #333;
    margin-bottom: 10px;
    font-size: 1.4rem;
    font-weight: bold;
}

.feature-card p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* 特性区域共通样式 */
.feature-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 80px 50px;
    flex-wrap: wrap;
    position: relative;
    margin: 0 auto;
    /* max-width: 1200px; */
    overflow: hidden;
}

.feature-section .feature-content {
    flex: 1;
    max-width: 45%;
    min-width: 300px;
    z-index: 2;
    position: relative;
}

.feature-section .feature-images {
    flex: 1;
    max-width: 45%;
    min-width: 300px;
    z-index: 2;
    position: relative;
}

.feature-icon-bubble {
    width: 60px;
    height: 60px;
    background-color: #fff1e6;
    border-radius: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
    position: relative;
}

.feature-icon-bubble::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 15px;
    background-color: #ff8c00;
    opacity: 0.2;
    top: 0;
    left: 0;
    z-index: 1;
}

.feature-icon-bubble i {
    font-size: 24px;
    color: #ff8c00;
    position: relative;
    z-index: 2;
}

.feature-section h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    line-height: 1.3;
    color: #333;
}

.highlight {
    color: #ff8c00;
}

.feature-desc {
    color: #666;
    margin-bottom: 25px;
    font-size: 1rem;
    line-height: 1.6;
}

.feature-list {
    list-style: none;
    margin-bottom: 30px;
}

.feature-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    color: #444;
}

.feature-list li i {
    color: #ff8c00;
    font-size: 10px;
    margin-right: 10px;
}

/* 左右布局反转的部分 */
.bg-replacement .feature-content,
.poster-design .feature-content {
    padding-left: 30px;
}

.bg-replacement .feature-images,
.poster-design .feature-images {
    order: 1;
}

/* 智写亚马逊文案 - 左文案右图片 */
.amazon-copywriting {
    margin-top: 80px;
    padding: 100px;
    background-color: #ffffff;
    position: relative;
}

.amazon-copywriting::before {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    width: 200px;
    height: 400px;
    background: radial-gradient(circle at right, #f8f8f8 50%, transparent 50%);
    transform: translateY(-50%);
    opacity: 0.6;
    z-index: 1;
}

.amazon-copywriting::after {
    content: "";
    position: absolute;
    left: 5%;
    top: 10%;
    width: 100px;
    height: 100px;
    background-image: radial-gradient(#eee 2px, transparent 2px);
    background-size: 15px 15px;
    opacity: 0.5;
    z-index: 1;
}

.amazon-copywriting .feature-content {
    padding-right: 30px;
}

.amazon-copywriting .feature-images {
    flex: 1;
    max-width: 45%;
    position: relative;
}

.amazon-copywriting .main-image {
    position: relative;
    width: 70%;
    height: 420px;
    z-index: 2;
    /* margin: 0 auto; */
}

.amazon-copywriting .main-image img {
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.amazon-copywriting .ai-image {
    position: absolute;
    bottom: -30px;
    right: 100px;
    width: 140px;
    height: 140px;
    z-index: 3;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.amazon-copywriting .ai-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-button {
    position: absolute;
    bottom: 10px;
    right: 10px;
    width: 32px;
    height: 32px;
    background-color: #ff8c00;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    z-index: 4;
}

.play-button i {
    color: white;
    font-size: 12px;
    margin-left: 2px;
}

.dots-bg {
    position: absolute;
    top: -30px;
    left: -30px;
    width: 200px;
    height: 200px;
    background-image: radial-gradient(#ddd 1px, transparent 2px);
    background-size: 10px 10px;
    z-index: 1;
    opacity: 0.5;
}

/* 一键换图背景 - 左图片右文案 */
.bg-replacement {
    padding: 100px;
    background-color: #f8f8f8;
    position: relative;
}

.bg-replacement::before {
    content: "";
    position: absolute;
    left: 5%;
    top: 20%;
    border-left: 100px solid transparent;
    border-right: 100px solid transparent;
    border-bottom: 173.2px solid rgba(238, 238, 238, 0.5);
    transform: rotate(45deg);
    z-index: 1;
}

.bg-replacement .main-poster {
    position: relative;
    width: 70%;
    height: 420px;
    z-index: 2;
    /* margin: 0 auto; */
    background-color: #f2f2f2;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.bg-replacement .main-poster img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bg-replacement .ai-brain {
    position: absolute;
    bottom: -30px;
    right: 100px;
    width: 140px;
    height: 140px;
    z-index: 3;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.bg-replacement .ai-brain img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-label {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background-color: rgba(255, 255, 255, 0.8);
    padding: 3px 10px;
    border-radius: 10px;
    font-size: 0.8rem;
    color: #333;
}

.ai-brain {
    position: relative;
}

/* 智能抠白底 - 左文案右图片 */
.white-background {
    padding: 100px;
    background-color: #ffffff;
    position: relative;
}

.white-background::before {
    content: "";
    position: absolute;
    right: 10%;
    bottom: 10%;
    width: 150px;
    height: 300px;
    background: radial-gradient(circle at bottom right, #f8f8f8 50%, transparent 50%);
    opacity: 0.6;
    z-index: 1;
}

.white-background::after {
    content: "";
    position: absolute;
    left: 8%;
    top: 15%;
    width: 120px;
    height: 120px;
    background-image: radial-gradient(#eee 2px, transparent 2px);
    background-size: 12px 12px;
    opacity: 0.5;
    z-index: 1;
}

.white-background .feature-content {
    padding-right: 30px;
}

.white-background .feature-images {
    display: flex;
    position: relative;
    flex: 1;
    max-width: 45%;
}

.white-background .main-image.furniture {
    position: relative;
    width: 70%;
    height: 420px;
    z-index: 2;
    /* margin: 0 auto; */
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.white-background .main-image.furniture img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.white-background .ai-image {
    position: absolute;
    bottom: -30px;
    right: 100px;
    width: 140px;
    height: 140px;
    z-index: 3;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.white-background .ai-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 定制海报设计 - 左图片右文案 */
.poster-design {
    padding: 100px;
    background-color: #f8f8f8;
    position: relative;
}

.poster-design::before {
    content: "";
    position: absolute;
    right: 8%;
    top: 30%;
    border-left: 80px solid transparent;
    border-right: 80px solid transparent;
    border-bottom: 138.6px solid rgba(238, 238, 238, 0.6);
    transform: rotate(-30deg);
    z-index: 1;
}

.poster-design .main-poster {
    position: relative;
    width: 70%;
    height: 420px;
    z-index: 2;
    /* margin: 0 auto; */
    background-color: #f2f2f2;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.poster-design .main-poster img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.poster-design .ai-brain {
    position: absolute;
    bottom: -30px;
    right: 100px;
    width: 140px;
    height: 140px;
    z-index: 3;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.poster-design .ai-brain img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.poster-gallery {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* 精准关键词报告 - 左文案右图片 */
.keyword-report {
    padding: 100px;
    background-color: #ffffff;
    position: relative;
}

.keyword-report::before {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 250px;
    height: 500px;
    background: radial-gradient(circle at left bottom, #f8f8f8 50%, transparent 50%);
    opacity: 0.6;
    z-index: 1;
}

.keyword-report::after {
    content: "";
    position: absolute;
    right: 10%;
    top: 20%;
    width: 150px;
    height: 150px;
    background-image: radial-gradient(#eee 2px, transparent 2px);
    background-size: 18px 18px;
    opacity: 0.5;
    z-index: 1;
}

.keyword-report .feature-content {
    padding-right: 30px;
}

.keyword-report .feature-images {
    flex: 1;
    max-width: 45%;
    position: relative;
    margin-left: 0;
}

.keyword-report .code-display {
    display: flex;
    /* justify-content: center;
    align-items: center; */
    position: relative;
}

.keyword-report .code-image {
    position: relative;
    width: 70%;
    height: 420px;
    z-index: 2;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    /* margin: 0 auto; */
}

.keyword-report .code-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.9;
}

.keyword-report .ai-image {
    position: absolute;
    bottom: -30px;
    right: 100px;
    width: 140px;
    height: 140px;
    z-index: 3;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.keyword-report .ai-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.keyword-report .dots-bg {
    right: -30px;
    top: -30px;
    left: auto;
}

/* 客户评价区域 */
.testimonials {
    position: relative;
    width: 100%;
    background-color: #1a1a1a;
    color: white;
    padding: 80px 0 20px;
    margin-top: 150px;
}

.wave-top {
    position: absolute;
    top: -70px;
    left: 0;
    width: 100%;
    height: 70px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 70' preserveAspectRatio='none'%3E%3Cpath fill='%231a1a1a' d='M0,70 L0,45 C120,25 240,15 360,20 C480,25 600,45 720,50 C840,55 960,45 1080,40 C1200,35 1320,35 1440,45 L1440,70 Z'%3E%3C/path%3E%3C/svg%3E");
    background-size: 100% 100%;
    background-repeat: no-repeat;
}

.testimonials-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
    text-align: center;
}

.testimonials h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: white;
}

.testimonials .highlight {
    color: #ff8c00;
}

.testimonials-desc {
    max-width: 700px;
    margin: 0 auto 40px;
    color: #bbb;
    line-height: 1.6;
}

.testimonial-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
}

.testimonial-card {
    flex: 1;
    min-width: 280px;
    max-width: 350px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    margin-bottom: 20px;
    border: 3px solid #ff8c00;
}

.testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-text {
    color: #f5f5f5;
}

.testimonial-text .quote {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 15px;
    position: relative;
}

.testimonial-text .quote::before,
.testimonial-text .quote::after {
    content: '"';
    font-size: 1.5rem;
    color: #ff8c00;
    font-family: serif;
    line-height: 0;
}

.testimonial-text .author {
    color: #999;
    font-size: 0.9rem;
}

.site-footer {
    padding: 15px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background-color: #1a1a1a;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.site-footer p {
    color: #888;
    font-size: 0.85rem;
    margin: 0;
    text-align: center;
    width: 100%;
}

/* 响应式布局调整 */
@media (max-width: 1240px) {
    .feature-section {
        padding: 80px 30px;
    }
}

@media (max-width: 992px) {
    .hero {
        border-radius: 0;
    }

    .features {
        flex-direction: column;
        margin-top: -40px;
    }

    .feature-card {
        width: 100%;
        min-height: auto;
        padding: 25px;
    }

    .feature-card:not(:last-child)::after {
        content: "";
        position: absolute;
        right: 10%;
        bottom: 0;
        left: 10%;
        top: auto;
        height: 1px;
        width: 80%;
        background-color: #eee;
    }

    .feature-section {
        flex-direction: column;
        padding: 60px 30px;
    }

    .feature-section .feature-content,
    .feature-section .feature-images {
        max-width: 100%;
        width: 100%;
    }

    /* 在平板和移动设备上统一调整 padding 和顺序 */
    .feature-section .feature-content {
        padding-left: 0;
        padding-right: 0;
        margin-bottom: 40px;
    }

    .feature-section .feature-images {
        order: 1;
    }

    /* 图片区块在移动设备上保持居中 */
    .amazon-copywriting .feature-images,
    .bg-replacement .feature-images,
    .poster-design .feature-images {
        display: flex;
        justify-content: center;
    }

    .amazon-copywriting .main-image,
    .bg-replacement .main-poster,
    .poster-design .main-poster {
        width: 80%;
        height: 360px;
        margin: 0 auto;
    }

    .amazon-copywriting .ai-image,
    .bg-replacement .ai-brain,
    .poster-design .ai-brain {
        width: 120px;
        height: 120px;
        bottom: -25px;
        right: -25px;
    }

    .testimonials {
        margin-top: 80px;
    }

    .testimonial-cards {
        flex-direction: column;
        align-items: center;
    }

    .testimonial-card {
        margin-bottom: 30px;
    }

    .white-background .feature-images,
    .keyword-report .feature-images {
        margin-left: 0;
        max-width: 100%;
    }

    .feature-section .feature-content {
        order: 2;
        margin-bottom: 40px;
    }

    .feature-section .feature-images {
        order: 1;
    }

    /* 智能抠白底的响应式样式 */
    .white-background .feature-images {
        display: flex;
        justify-content: center;
        max-width: 100%;
        width: 100%;
    }

    .white-background .main-image.furniture {
        width: 100%;
        height: 180px;
        margin: 0 auto;
    }

    .white-background .ai-image {
        width: 120px;
        height: 120px;
        right: 20px;
        bottom: 20px;
    }

    /* 精准关键词报告的响应式样式 */
    .keyword-report .feature-images {
        display: flex;
        justify-content: center;
        max-width: 100%;
        width: 100%;
    }

    .keyword-report .code-image {
        width: 100%;
        margin: 0 auto;
    }

    .keyword-report .ai-image {
        width: 120px;
        height: 120px;
        right: 20px;
        bottom: 20px;
    }

    /* 统一所有功能块的图片尺寸 */
    .amazon-copywriting .main-image,
    .bg-replacement .main-poster,
    .white-background .main-image.furniture,
    .poster-design .main-poster,
    .keyword-report .code-image {
        width: 80%;
        height: 360px;
        margin: 0 auto;
    }

    /* 统一小图标尺寸和位置 */
    .amazon-copywriting .ai-image,
    .bg-replacement .ai-brain,
    .white-background .ai-image,
    .poster-design .ai-brain,
    .keyword-report .ai-image {
        width: 120px;
        height: 120px;
        right: 20px;
        bottom: 20px;
    }
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        /*padding: 20px;*/
    }

    .logo {
        margin-bottom: 15px;
    }

    nav ul {
        gap: 15px;
    }

    .hero-content {
        padding: 40px 20px;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero {
        border-radius: 0;
    }

    .features {
        margin-top: 0;
        padding-top: 0;
        border-radius: 0;
    }

    .pattern-1 {
        width: 150px;
        height: 150px;
    }

    .pattern-2 {
        width: 200px;
        height: 200px;
    }

    .feature-section {
        padding: 50px 20px;
    }

    .feature-section .feature-content {
        margin-bottom: 30px;
    }

    .feature-section h2 {
        font-size: 1.8rem;
    }

    .amazon-copywriting .feature-images,
    .bg-replacement .feature-images,
    .poster-design .feature-images {
        height: auto;
    }

    .amazon-copywriting .main-image,
    .bg-replacement .main-poster,
    .poster-design .main-poster {
        width: 90%;
        height: 320px;
    }

    .amazon-copywriting .ai-image,
    .bg-replacement .ai-brain,
    .poster-design .ai-brain {
        width: 100px;
        height: 100px;
        bottom: 20px;
        right: 20px;
    }

    .testimonials h2 {
        font-size: 2rem;
    }

    /* 统一所有功能块的图片尺寸 */
    .amazon-copywriting .main-image,
    .bg-replacement .main-poster,
    .white-background .main-image.furniture,
    .poster-design .main-poster,
    .keyword-report .code-image {
        width: 90%;
        height: 320px;
    }

    /* 统一小图标尺寸和位置 */
    .amazon-copywriting .ai-image,
    .bg-replacement .ai-brain,
    .white-background .ai-image,
    .poster-design .ai-brain,
    .keyword-report .ai-image {
        width: 100px;
        height: 100px;
    }

    .feature-section {
        padding: 50px 20px;
    }

    .amazon-copywriting::before,
    .bg-replacement::before,
    .white-background::before,
    .poster-design::before,
    .keyword-report::before {
        opacity: 0.3;
    }

    .amazon-copywriting::after,
    .white-background::after,
    .keyword-report::after {
        opacity: 0.3;
    }

    .feature-section .feature-content {
        padding: 40px 20px;
        text-align: center;
    }

    .feature-section .feature-content .cta-button {
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero-content {
        text-align: center;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .feature-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .feature-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }

    .cta-button {
        margin: 0 auto;
    }

    .feature-content {
        padding: 10px;
    }

    .gallery-image.large {
        height: 150px;
    }

    .testimonials {
        padding: 60px 0 30px;
    }

    .testimonials h2 {
        font-size: 1.6rem;
    }

    .testimonials-desc {
        font-size: 0.9rem;
    }

    .testimonial-card {
        min-width: 100%;
    }

    .amazon-copywriting .main-image,
    .bg-replacement .main-poster,
    .white-background .main-image.furniture,
    .poster-design .main-poster,
    .keyword-report .code-image {
        width: 100%;
        height: 260px;
    }

    .amazon-copywriting::before,
    .bg-replacement::before,
    .white-background::before,
    .poster-design::before,
    .keyword-report::before {
        opacity: 0.2;
    }

    .amazon-copywriting::after,
    .white-background::after,
    .keyword-report::after {
        opacity: 0.2;
    }
}

/* 媒体查询中的副图位置调整 */
@media (max-width: 992px) {
    /* 统一所有副图的样式 */
    .amazon-copywriting .ai-image,
    .bg-replacement .ai-brain,
    .white-background .ai-image,
    .poster-design .ai-brain,
    .keyword-report .ai-image {
        width: 120px;
        height: 120px;
        bottom: -25px;
        right: -25px;
    }
}

@media (max-width: 768px) {
    /* 统一所有副图的样式 */
    .amazon-copywriting .ai-image,
    .bg-replacement .ai-brain,
    .white-background .ai-image,
    .poster-design .ai-brain,
    .keyword-report .ai-image {
        width: 100px;
        height: 100px;
        bottom: -20px;
        right: -20px;
    }
}

@media (max-width: 480px) {
    /* 统一所有副图的样式 */
    .amazon-copywriting .ai-image,
    .bg-replacement .ai-brain,
    .white-background .ai-image,
    .poster-design .ai-brain,
    .keyword-report .ai-image {
        width: 80px;
        height: 80px;
        bottom: -15px;
        right: -15px;
    }
}

/* 暂时隐藏播放按钮 */
.amazon-copywriting .play-button,
.bg-replacement .play-button,
.white-background .play-button,
.poster-design .play-button,
.keyword-report .play-button {
    display: none;
}