html {
    font-size: 16px;
}

/* 1. 重置导航栏默认 padding，消除额外占位 */
#navbar .nav.navbar-nav {
    margin: 0;
    padding: 0;
}
/* 2. 强制商户登录按钮使用固定像素字体，阻止 rem 放大 */
#navbar .nav-login a {
    font-size: 18px !important; /* 固定16px，不受外部rem影响 */
    width: 150px !important;    /* 强制恢复原始宽度 */
    display: inline-block;      /* 确保宽度生效 */
    text-align: left;         /* 文字居中 */
}
/* 3. 消除两个ul之间的浮动间隙 */
#navbar .pull-right {
    float: right !important;
    margin: 0 !important;
    width: auto !important; /* 阻止宽度被撑开 */
}

.prod_container * {
    font-size: 1.5rem;
}

.prod_container {
    width: 1200px;
    margin: 0 auto;
    padding: 70px 20px;
}

.prod_bg-white {
    background-color: #ffffff;
}

.prod_bg-red {
    background-color: #f0f5ff;
}

.prod_section-title {
    font-size: 2.5rem;
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
    color: #222;
}

.prod_section-desc {
    font-size: 1.5rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px;
    color: #555;
}
.prod_section-desc-full {
    font-size: 1.5rem;
    text-align: center;
    max-width: 1200px;
    margin: 0 auto 50px;
    color: #555;
}

.prod_bg-red .prod_section-title{
    color: black;
}
.prod_bg-red .prod_section-desc {
    color: #555555;
}

.prod_card-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 24px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

/* 按钮样式 - 鼠标悬浮完全匹配效果图 */
.prod_btn-group {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 50px;
}

.prod_btn {
    padding: 15px 42px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

/* 免费试用 - 蓝色 */
.prod_btn-primary {
    background: #1677ff;
    color: #fff;
}

.prod_btn-primary:hover {
    background: #0958d9;
    transform: translateY(-2px);
}

/* 立即咨询 - 红边/白边 悬浮变红实心 */
.prod_btn-outline {
    background: transparent;
    color: #d92027;
    border: 2px solid #d92027;
}

.prod_btn-outline:hover {
    background: #d92027;
    color: #fff;
}

.prod_bg-red .prod_btn-outline {
    color: #fff;
    border-color: #fff;
}

.prod_bg-red .prod_btn-outline:hover {
    background: #fff;
    color: #d92027;
}

/* 卡片样式 */
.prod_pain-points {
    text-align: center;
}

.prod_pain-cards {
    display: flex;
    gap: 24px;
    justify-content: space-between;
    flex-wrap: wrap;
}

.prod_pain-card {
    flex: 1;
    min-width: 240px;
    background: #f9f9f9;
    border-radius: 16px;
    padding: 40px 24px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}

.prod_card-title {
    font-size: 1.4rem;
    font-weight: bold;
    margin-bottom: 12px;
}

.prod_card-desc {
    font-size: 1rem;
    color: #666;
    line-height: 1.8;
}

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

.prod_value-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.prod_value-card {
    display: flex;
    align-items: flex-start;
    background: #fff;
    border-radius: 16px;
    padding: 32px 24px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.prod_value-icon {
    width: 60px;
    height: 60px;
    margin-right: 20px;
    flex-shrink: 0;
    background-size: contain;
    background-repeat: no-repeat;
}

.prod_value-title {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 10px;
    text-align: left;
}

.prod_value-desc {
    font-size: 1rem;
    color: #666;
    line-height: 1.8;
    text-align: left;
}

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

.prod_fission-cards {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    padding-bottom: 10px;
}

.prod_fission-card {
    min-width: 220px;
    flex: 1;
    background: #f9f9f9;
    border-radius: 16px;
    padding: 0 0 30px;
    overflow: hidden;
}

.prod_fission-tag {
    background: #d92027;
    color: #fff;
    padding: 12px 0;
    font-weight: bold;
    margin-bottom: 20px;
}

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

.prod_function-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.prod_function-card {
    background: #fff;
    border-radius: 16px;
    padding: 32px 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}

/* 响应式 */
@media (max-width: 1200px) {
    .prod_container { width: 96%; }
    .prod_function-grid { grid-template-columns: repeat(3, 1fr); }
    .prod_value-cards { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .prod_pain-cards, .prod_fission-cards { flex-direction: column; }
    .prod_function-grid { grid-template-columns: repeat(2, 1fr); }
}