.contact-box[data-v-75c21f8c]{position:absolute;top:30px;right:50px;width:250px;text-align:center}.phone-number[data-v-75c21f8c]{margin-top:30px}.contact-box .tel[data-v-75c21f8c]{font-size:1.1rem;color:hsla(0,0%,100%,.9);line-height:33px}.contact-box .wechat[data-v-75c21f8c]{width:100px;height:100px;margin-top:10px}.color-blue[data-v-75c21f8c]{color:#1a5fb4;font-weight:600}.promo-page[data-v-75c21f8c]{margin:0 auto;padding:20px;background:linear-gradient(135deg,#f0f4f8,#e8ecf1);min-height:100vh}.header-section[data-v-75c21f8c]{text-align:center;padding:50px 30px;background:linear-gradient(135deg,#1a5fb4,#3584e4 50%,#62a0ea);border-radius:20px;margin-bottom:25px;box-shadow:0 20px 60px rgba(26,95,180,.3);position:relative;overflow:hidden}.header-section[data-v-75c21f8c]:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,hsla(0,0%,100%,.1) 1px,transparent 0);background-size:30px 30px;opacity:.3}.main-title[data-v-75c21f8c]{font-size:2.4rem;color:#fff;font-weight:700;letter-spacing:2px;position:relative;z-index:1;margin:0}.sub-title[data-v-75c21f8c]{font-size:1.3rem;color:hsla(0,0%,100%,.9);margin-top:10px;font-weight:300;position:relative;z-index:1}.overview-card[data-v-75c21f8c]{background:#fff;border-radius:16px;padding:30px 35px;margin-bottom:25px;box-shadow:0 4px 20px rgba(0,0,0,.06);border-left:5px solid #3584e4;display:flex;align-items:center;gap:15px;flex-wrap:wrap}.overview-tag[data-v-75c21f8c]{background:linear-gradient(135deg,#3584e4,#1a5fb4);color:#fff;padding:8px 16px;border-radius:8px;font-size:1rem;font-weight:600;flex-shrink:0}.overview-text[data-v-75c21f8c]{font-size:1rem;color:#555;margin:0;flex:1}.custom-collapse[data-v-75c21f8c]{border:none;background:transparent}.custom-collapse[data-v-75c21f8c] .el-collapse-item{margin-bottom:25px;border-radius:16px;overflow:hidden;box-shadow:0 4px 24px rgba(0,0,0,.06);background:#fff;transition:all .3s 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.el-collapse-item__content{padding:0;background:#fff}.collapse-title[data-v-75c21f8c]{display:flex;align-items:center;gap:15px;flex:1}.item-avatar[data-v-75c21f8c]{width:44px;height:44px;background:linear-gradient(135deg,#3584e4,#1a5fb4);color:#fff;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;font-weight:700;flex-shrink:0;box-shadow:0 4px 12px rgba(53,132,228,.3)}.item-avatar i[data-v-75c21f8c]{font-size:1.2rem;color:#fff}.title-text[data-v-75c21f8c]{display:flex;flex-direction:column;gap:4px}.item-title[data-v-75c21f8c]{font-size:1.15rem;color:#1a5fb4;font-weight:600}.item-slogan[data-v-75c21f8c]{font-size:1rem;color:#888;font-weight:400}.collapse-content[data-v-75c21f8c]{margin-top:20px;padding:0}.content-paragraph[data-v-75c21f8c]{padding:22px 30px 0;color:#444;font-size:.98rem;line-height:2;margin:0 0 16px}.highlight-text[data-v-75c21f8c]{background:linear-gradient(180deg,transparent 60%,rgba(53,132,228,.15) 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.el-collapse-item:nth-child(2){animation-delay:.2s}.custom-collapse[data-v-75c21f8c] .el-collapse-item:nth-child(3){animation-delay:.3s}.custom-collapse[data-v-75c21f8c] .el-collapse-item:nth-child(4){animation-delay:.4s}.custom-collapse[data-v-75c21f8c] .el-collapse-item:nth-child(5){animation-delay:.5s}.custom-collapse[data-v-75c21f8c] .el-collapse-item:nth-child(6){animation-delay:.6s}