body,
html {
    margin: 0;
    padding: 0;
    font-family: "微软雅黑", Arial, sans-serif;
    background: #f5f5f5;
}

.website-home {
    padding-top: 56px;
    min-height: 100vh;
    position: relative;
}

.main-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 2px 8px #e3e8f7;
    height: 56px;
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.navbar-content {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    height: 56px;
}

.navbar-logo {
    width: 38px;
    height: 38px;
    border-radius: 8px;
}

.navbar-links {
    display: flex;
    gap: 32px;
}

.navbar-links a {
    color: #222;
    font-size: 1.08rem;
    text-decoration: none;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background 0.2s, color 0.2s;
}

.navbar-links a.active,
.navbar-links a:hover {
    color: #007BFF;
    background: #f0f6ff;
}

.navbar-login {
    font-size: 1rem;
    background: #007BFF;
    color: #fff;
    padding: 8px 20px;
    border-radius: 4px;
    text-decoration: none;
    cursor: pointer;
}

.particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
    pointer-events: none;
    background: linear-gradient(120deg, rgba(0, 123, 255, 0.12) 0%, rgba(255, 107, 107, 0.12) 100%);
}

.hero {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 350px;
    background: none;
}

.hero-content {
    text-align: center;
    padding: 64px 16px 32px 16px;
}

.hero-icons {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 16px;
}

.hero-icons img {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 2px 8px #eee;
}

.hero-content h1 {
    font-size: 2.2rem;
    color: #007BFF;
    margin-bottom: 12px;
    font-weight: bold;
}

.hero-desc {
    font-size: 1.15rem;
    color: #333;
    margin-bottom: 8px;
}

.hero-tip {
    color: #FF6B6B;
    font-size: 1.05rem;
    margin-top: 8px;
    cursor: pointer;
}

.features {
    margin: 48px auto;
    max-width: 1100px;
}

.feature-list {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    justify-content: center;
}

.feature-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 2px 12px #e3e8f7;
    padding: 32px 24px;
    width: 320px;
    min-height: 350px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    box-sizing: border-box;
}

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

.my-15 {
    margin: 15px 0;
}

.feature-card h3 {
    width: 100%;
    font-size: 1.18rem;
    color: #222;
    margin-bottom: 10px;
}

.feature-card ul {
    font-size: 1.02rem;
    color: #444;
    line-height: 1.8;
    padding-left: 1em;
    list-style: none;
}

.feature-card .icon-wrap {
    background-color: #f5faff;
    border-radius: 50%;
    padding: 12px;
    margin: auto;
}

.solution {
    margin: auto;
    max-width: 900px;
    text-align: center;
}

.solution h2 {
    font-size: 1.4rem;
    color: #007BFF;
    margin-bottom: 50px;
}

.solution-flow {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0 18px;
}

.step {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 8px #e3e8f7;
    padding: 24px 18px;
    min-width: 180px;
    margin-bottom: 60px;
}

.step-num {
    width: 32px;
    height: 32px;
    background: #007BFF;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin: 0 auto 8px auto;
}

.step-title {
    font-size: 1.08rem;
    color: #222;
    margin-bottom: 6px;
}

.step-desc {
    font-size: 0.98rem;
    color: #666;
}

.arrow {
    font-size: 2.2rem;
    color: #FF6B6B;
    margin: 0 8px;
    user-select: none;
}

.cta {
    position: relative;
    min-height: 260px;
}

.cta-bg {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(120deg, #007BFF 0%, #FF6B6B 100%);
    opacity: 0.13;
    z-index: 0;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 48px 16px 32px 16px;
}

.cta-content h2 {
    font-size: 1.25rem;
    color: #FF6B6B;
    margin-bottom: 12px;
}

.cta-content p {
    font-size: 1.08rem;
    color: #222;
    margin-bottom: 8px;
}

.cta-tip {
    color: #007BFF;
    font-size: 1.05rem;
    margin-bottom: 18px;
}

.trust {
    margin: 64px auto 0 auto;
    max-width: 900px;
}

.trust-list {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    justify-content: center;
}

.trust-item {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 8px #e3e8f7;
    padding: 24px 18px;
    width: 180px;
    text-align: center;
    box-sizing: border-box;
}

.trust-num {
    font-size: 1.25rem;
    color: #FF6B6B;
    font-weight: bold;
}

.trust-label {
    font-size: 1.02rem;
    color: #444;
}

.footer {
    margin: 64px auto 0 auto;
    padding: 32px 0 16px 0;
    background: none;
    text-align: center;
}

@media (max-width: 900px) {

    .feature-list,
    .trust-list {
        flex-direction: column;
        align-items: center;
    }

    .solution-flow {
        flex-direction: column;
        gap: 12px 0;
    }
}

@media (max-width: 600px) {

    .feature-card,
    .trust-item {
        width: 98vw;
        min-width: unset;
        padding: 18px 8px;
    }

    .step {
        min-width: unset;
        padding: 12px 6px;
    }
}

.modal {
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    position: relative;
}

.close {
    position: absolute;
    right: 10px;
    top: 10px;
    font-size: 24px;
    cursor: pointer;
}