/* 基础样式 */
body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif;
    background: #f7f9fa;
    color: #222;
}
.z38ea5container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}
.z38ea5site-header {
    background: #fff;
    border-bottom: 1px solid #e5e5e5;
    padding: 10px 0 4px 0;
}
.z38ea5logo h1 {
    margin: 0 0 0 0;
    font-size: 1.5rem;
    line-height: 1.1;
    color: #1a73e8;
}
.z38ea5logo p {
    margin: 4px 0 0 0;
    color: #888;
    font-size: 1rem;
}
.main-nav {
    margin-top: 2px;
}
.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 28px;
    background: #fff;
    border-radius: 32px;
    box-shadow: 0 2px 8px rgba(16,24,40,0.06);
    padding: 8px 24px;
    align-items: center;
}
.main-nav li {
    position: relative;
}
.main-nav a {
    text-decoration: none;
    color: #1a73e8;
    font-weight: 600;
    font-size: 1.08rem;
    padding: 8px 16px;
    border-radius: 20px;
    transition: background 0.2s, color 0.2s;
    display: block;
}
.main-nav a:hover, .main-nav a.active {
    background: #1a73e8;
    color: #fff;
}
.z38ea5hero {
    background: #101828; /* 深色背景，适合与横幅图片融合 */
    color: #fff;
    padding: 48px 0 32px 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.z38ea5hero .z38ea5container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}
.z38ea5hero-content {
    flex: 1 1 350px;
    min-width: 300px;
}
.z38ea5hero-content h2,
.z38ea5hero-content p {
    color: #fff;
    text-shadow: 0 2px 8px rgba(0,0,0,0.18);
}
.z38ea5hero-content h2 {
    font-size: 2.2rem;
    margin-bottom: 16px;
}
.z38ea5hero-content p {
    font-size: 1.1rem;
    margin-bottom: 24px;
}
.z38ea5download-buttons {
    display: flex;
    gap: 16px;
}
.z38ea5btn {
    display: inline-block;
    background: #fff;
    color: #1a73e8;
    padding: 12px 28px;
    border-radius: 24px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 2px 8px rgba(30, 144, 255, 0.08);
    transition: background 0.2s, color 0.2s;
}
.z38ea5btn:hover {
    background: #e3f2fd;
    color: #0056b3;
}
.z38ea5hero-image {
    flex: 1 1 300px;
    min-width: 220px;
    text-align: right;
}
.z38ea5hero-image img {
    max-width: 600px;
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.18);
    background: transparent;
}
.z38ea5features, .z38ea5advantages, .z38ea5download-steps, .z38ea5qualification, .z38ea5faq {
    padding-top: 28px;
    padding-bottom: 18px;
}
.z38ea5about {
    padding-top: 28px;
    padding-bottom: 18px;
}
.z38ea5features h3 {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 32px;
    color: #1a73e8;
}
.z38ea5features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}
.z38ea5feature-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 18px rgba(16,24,40,0.13);
    border: 2px solid #e3eaf5;
    padding: 26px 16px 18px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
    min-height: 180px;
    position: relative;
}
.z38ea5feature-card:hover {
    transform: translateY(-6px) scale(1.04);
    box-shadow: 0 10px 32px rgba(26,115,232,0.18);
    border-color: #1a73e8;
}
.z38ea5feature-card h4 {
    color: #1a73e8;
    margin-bottom: 10px;
}
.z38ea5about h3 {
    color: #1a73e8;
    font-size: 1.6rem;
    margin-bottom: 18px;
}
.z38ea5faq {
    background: #fff;
    padding: 48px 0 32px 0;
}
.z38ea5faq h3 {
    color: #1a73e8;
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 18px;
}
.z38ea5faq-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}
.z38ea5faq-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 18px rgba(16,24,40,0.13);
    border: 2px solid #e3eaf5;
    padding: 22px 16px 16px 16px;
    display: flex;
    flex-direction: column;
    min-height: 140px;
    transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
}
.z38ea5faq-card:hover {
    transform: translateY(-6px) scale(1.04);
    box-shadow: 0 10px 32px rgba(26,115,232,0.18);
    border-color: #1a73e8;
}
.z38ea5faq-q {
    color: #1a73e8;
    font-weight: bold;
    margin-bottom: 10px;
    font-size: 1.08rem;
}
.z38ea5faq-a {
    color: #444;
    font-size: 0.98rem;
    line-height: 1.7;
}
.z38ea5site-footer {
    background: #1a73e8;
    color: #fff;
    text-align: center;
    padding: 18px 0;
    font-size: 1rem;
    margin-top: 32px;
}
/* 响应式设计 */
@media (max-width: 900px) {
    .z38ea5hero .z38ea5container, .z38ea5features-grid, .z38ea5faq-grid {
        flex-direction: column;
        align-items: center;
    }
    .z38ea5hero-image {
        text-align: center;
        margin-top: 24px;
    }
    .main-nav ul {
        flex-direction: column;
        gap: 10px;
        padding: 8px 8px;
        border-radius: 18px;
    }
    .main-nav a {
        font-size: 1rem;
        padding: 8px 12px;
    }
    .z38ea5faq-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}
@media (max-width: 600px) {
    .z38ea5site-header {
        padding: 4px 0 2px 0;
    }
    .z38ea5logo h1 {
        margin: 0 0 0 0;
        font-size: 1.1rem;
        line-height: 1.1;
    }
    .main-nav {
        margin-top: 2px;
    }
    .z38ea5hero {
        padding-top: 12px;
    }
    .z38ea5site-header, .z38ea5features, .z38ea5about, .z38ea5faq {
        padding-left: 0;
        padding-right: 0;
    }
    .main-nav {
        width: 100vw;
        margin-left: -16px;
        margin-right: -16px;
        box-sizing: border-box;
    }
    .main-nav ul {
        flex-direction: column;
        gap: 10px;
        align-items: stretch;
        width: 100vw;
        max-width: 100vw;
        min-width: 0;
        box-sizing: border-box;
        padding: 8px 2vw;
        border-radius: 12px;
        margin: 0;
        left: 0;
        overflow-x: auto;
        background: #fff;
    }
    .main-nav li {
        width: 100%;
        box-sizing: border-box;
    }
    .main-nav a {
        width: 100%;
        text-align: center;
        font-size: 1rem;
        padding: 10px 0;
        box-sizing: border-box;
        word-break: break-all;
        overflow-wrap: break-word;
    }
    .z38ea5hero-content h2 {
        font-size: 1.1rem;
        line-height: 1.3;
        margin-bottom: 10px;
    }
    .z38ea5hero-content p {
        margin-bottom: 48px;
    }
    .z38ea5download-buttons {
        flex-direction: column;
        gap: 12px;
        align-items: center;
        margin-bottom: 0;
    }
    .z38ea5btn {
        background: linear-gradient(90deg, #1a73e8 60%, #4fc3f7 100%);
        color: #fff;
        border: none;
        font-weight: 700;
        box-shadow: 0 2px 10px rgba(26,115,232,0.13);
    }
    .z38ea5btn-secondary {
        background: #f6fafd;
        color: #1a73e8;
        border: 1.5px solid #b6d0f7;
        font-weight: 600;
        box-shadow: none;
    }
    .z38ea5btn-register {
        background: linear-gradient(90deg, #fffbe7 60%, #ffe082 100%);
        color: #b8860b;
        border: 1.5px solid #ffe082;
        font-weight: 700;
        box-shadow: 0 2px 10px rgba(255,193,7,0.10);
    }
    .z38ea5btn:hover, .z38ea5btn-secondary:hover, .z38ea5btn-register:hover {
        opacity: 0.93;
        box-shadow: 0 4px 18px rgba(26,115,232,0.13);
    }
    .z38ea5hero-image img {
        max-width: 95vw;
        border-radius: 10px;
        margin-top: 0;
        box-shadow: 0 2px 12px rgba(0,0,0,0.10);
    }
    .z38ea5features-grid, .z38ea5faq-grid {
        gap: 16px;
    }
    .z38ea5feature-card, .z38ea5faq-card {
        max-width: 100%;
    }
    .z38ea5container {
        padding: 0 8px;
    }
    .z38ea5faq-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .z38ea5faq-card {
        padding: 14px 6px 10px 6px;
        min-height: 90px;
    }
    .z38ea5faq-q {
        font-size: 1rem;
    }
    .z38ea5faq-a {
        font-size: 0.95rem;
    }
}
/* 优势板块 */
.z38ea5advantages {
    background: #f7f9fa;
    padding: 40px 0 32px 0;
}
.z38ea5advantages h3 {
    color: #1a73e8;
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
}
.z38ea5advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}
.z38ea5advantage-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 18px rgba(16,24,40,0.13);
    border: 2px solid #e3eaf5;
    padding: 26px 16px 18px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
    min-height: 180px;
    position: relative;
}
.z38ea5advantage-card:hover {
    transform: translateY(-6px) scale(1.04);
    box-shadow: 0 10px 32px rgba(26,115,232,0.18);
    border-color: #1a73e8;
}
.z38ea5advantage-icon {
    font-size: 1.7rem;
    color: #1a73e8;
    font-weight: bold;
    background: #e3f0fd;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    box-shadow: 0 2px 8px rgba(26,115,232,0.08);
}
.z38ea5advantage-card h4 {
    color: #1a73e8;
    font-size: 1.08rem;
    margin-bottom: 8px;
    margin-top: 0;
}
.z38ea5advantage-card p {
    color: #444;
    font-size: 0.98rem;
    text-align: center;
    margin: 0;
}
@media (max-width: 900px) {
    .z38ea5advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}
@media (max-width: 600px) {
    .z38ea5advantages-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .z38ea5advantage-card {
        padding: 16px 6px 12px 6px;
        min-height: 120px;
    }
    .z38ea5advantage-icon {
        font-size: 1.2rem;
        width: 28px;
        height: 28px;
    }
}
/* 下载流程 */
.z38ea5download-steps {
    background: #fff;
    padding: 40px 0 32px 0;
}
.z38ea5download-steps h3 {
    color: #1a73e8;
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 18px;
}
.z38ea5steps-list {
    max-width: 600px;
    margin: 0 auto;
    padding-left: 20px;
    font-size: 1.05rem;
    color: #333;
}
.z38ea5steps-list li {
    margin-bottom: 10px;
}
/* 用户评价 */
.z38ea5testimonials {
    background: #f7f9fa;
    padding: 40px 0 32px 0;
}
.z38ea5testimonials h3 {
    color: #1a73e8;
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 18px;
}
.z38ea5testimonials-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}
.z38ea5testimonial-item {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(30,144,255,0.06);
    padding: 18px 20px;
    min-width: 200px;
    max-width: 320px;
    flex: 1 1 200px;
    font-size: 1rem;
    text-align: center;
}
.z38ea5testimonial-item span {
    display: block;
    color: #888;
    font-size: 0.95rem;
    margin-top: 8px;
}
/* 平台资质与安全保障卡片式框架 */
.z38ea5qualification h3 {
    color: #1a73e8;
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 18px;
}
.z38ea5qualification-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
    justify-items: center;
}
.z38ea5qualification-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 18px rgba(16,24,40,0.13);
    border: 2px solid #e3eaf5;
    padding: 26px 16px 18px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
    min-height: 180px;
    position: relative;
}
.z38ea5qualification-card:hover {
    transform: translateY(-6px) scale(1.04);
    box-shadow: 0 10px 32px rgba(26,115,232,0.18);
    border-color: #1a73e8;
}
.z38ea5qualification-icon {
    font-size: 2.1rem;
    color: #1a73e8;
    background: #e3f0fd;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    box-shadow: 0 2px 8px rgba(26,115,232,0.08);
}
.z38ea5qualification-card h4 {
    color: #1a73e8;
    font-size: 1.08rem;
    margin-bottom: 8px;
    margin-top: 0;
}
.z38ea5qualification-card p {
    color: #444;
    font-size: 0.98rem;
    text-align: center;
    margin: 0;
}
@media (max-width: 900px) {
    .z38ea5qualification-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}
@media (max-width: 600px) {
    .z38ea5qualification-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .z38ea5qualification-card {
        padding: 16px 6px 12px 6px;
        min-height: 120px;
    }
    .z38ea5qualification-icon {
        font-size: 1.2rem;
        width: 28px;
        height: 28px;
    }
}
/* 合作伙伴 */
.z38ea5partners {
    background: #f7f9fa;
    padding: 40px 0 32px 0;
}
.z38ea5partners h3 {
    color: #1a73e8;
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 18px;
}
.z38ea5partners-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    justify-content: center;
    color: #1a73e8;
    font-size: 1.1rem;
}
.z38ea5partners-grid span {
    background: #fff;
    border-radius: 8px;
    padding: 8px 18px;
    box-shadow: 0 1px 4px rgba(30,144,255,0.05);
}
/* 风险提示 */
.z38ea5risk-warning {
    background: #fff3cd;
    color: #856404;
    padding: 32px 0 24px 0;
    margin-bottom: 0;
}
.z38ea5risk-warning h3 {
    color: #b8860b;
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 10px;
}
.z38ea5risk-warning p {
    max-width: 700px;
    margin: 0 auto;
    font-size: 1rem;
    text-align: center;
}
/* 响应式增强 */
@media (max-width: 900px) {
    .z38ea5advantages-grid, .z38ea5testimonials-grid, .z38ea5partners-grid {
        flex-direction: column;
        align-items: center;
    }
}
/* 选择欧易的六大理由卡片式框架 */
.z38ea5steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}
.z38ea5step-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 18px rgba(16,24,40,0.13);
    border: 2px solid #e3eaf5;
    padding: 26px 16px 18px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
    min-height: 180px;
    position: relative;
}
.z38ea5step-card:hover {
    transform: translateY(-6px) scale(1.04);
    box-shadow: 0 10px 32px rgba(26,115,232,0.18);
    border-color: #1a73e8;
}
.z38ea5step-icon {
    font-size: 1.7rem;
    color: #1a73e8;
    font-weight: bold;
    background: #e3f0fd;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    box-shadow: 0 2px 8px rgba(26,115,232,0.08);
}
.z38ea5step-card h4 {
    color: #1a73e8;
    font-size: 1.08rem;
    margin-bottom: 8px;
    margin-top: 0;
}
.z38ea5step-card p {
    color: #444;
    font-size: 0.98rem;
    text-align: center;
    margin: 0;
}
@media (max-width: 900px) {
    .z38ea5steps-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}
@media (max-width: 600px) {
    .z38ea5steps-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .z38ea5step-card {
        padding: 16px 6px 12px 6px;
        min-height: 120px;
    }
    .z38ea5step-icon {
        font-size: 1.2rem;
        width: 28px;
        height: 28px;
    }
}
/* 汉堡菜单按钮样式 */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    padding: 0;
    margin-left: auto;
    z-index: 1002;
}
.nav-toggle .bar {
    display: block;
    width: 26px;
    height: 3px;
    margin: 4px 0;
    background: #1a73e8;
    border-radius: 2px;
    transition: all 0.3s;
}
.nav-toggle.open .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open .bar:nth-child(2) {
    opacity: 0;
}
.nav-toggle.open .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}
@media (max-width: 600px) {
    .nav-toggle {
        display: flex;
    }
    .main-nav {
        position: absolute;
        top: 60px;
        left: 0;
        width: 100vw;
        background: #fff;
        box-shadow: 0 4px 18px rgba(16,24,40,0.13);
        border-radius: 0 0 16px 16px;
        z-index: 1001;
        transition: max-height 0.3s, opacity 0.3s;
        max-height: 0;
        opacity: 0;
        overflow: hidden;
        pointer-events: none;
    }
    .main-nav.open {
        max-height: 500px;
        opacity: 1;
        pointer-events: auto;
    }
    .main-nav ul {
        padding: 12px 2vw;
        border-radius: 12px;
    }
}
@media (min-width: 601px) {
    .main-nav {
        position: static !important;
        max-height: none !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        box-shadow: none;
        border-radius: 32px;
    }
    .nav-toggle {
        display: none !important;
    }
} 
@media (max-width: 600px) {
    .z38ea5features-grid {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }
}
@media (min-width: 901px) {
    .z38ea5hero-image img {
        margin-left: 60px;
    }
}