html{scroll-behavior:smooth;scroll-padding-top:20px}button{font-family:inherit}img{display:block;max-width:100%}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--purple);outline-offset:4px}.invite-line{display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid var(--line);margin-top:18px;padding-top:18px;font-size:12px;color:var(--muted)}.invite-line strong{font-size:19px;color:var(--purple);letter-spacing:.08em;margin-left:6px}.preview-image{width:190px;height:auto;border-radius:20px;border:5px solid #f1f5f9;box-shadow:0 12px 28px rgba(15,23,42,.08)}.slide{gap:18px;padding:26px 22px;align-items:center}.slide-info h3{font-size:19px}.slide-info p{font-size:12px}.slide-tags{gap:5px}.slide-tags span{font-size:10px;padding:4px 8px}.slide-num{font-size:42px}.dots button{border:0;width:8px;height:8px;border-radius:99px;background:rgba(15,23,42,.15);cursor:pointer;transition:width .25s}.dots button.on{width:26px;background:var(--grad)}.dots button{position:relative}.dots button:after{content:'';position:absolute;inset:-10px}.faq-item summary{padding:18px;font-size:14px;font-weight:700;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:'+';font-size:22px;color:var(--purple)}.faq-item[open] summary:after{content:'−'}.faq-item>p{font-size:13px;color:var(--muted);line-height:1.8;padding:0 18px 18px}.faq-item strong{color:var(--purple)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.sticky-info small{font-size:10px}.sticky-cta{padding-bottom:max(12px,env(safe-area-inset-bottom))}.app-name{letter-spacing:0}.stat-value{font-family:'Microsoft YaHei',sans-serif;font-size:19px}.copy-btn{white-space:nowrap}.contact-id code{font-family:ui-monospace,Consolas,monospace;font-size:20px}.app-icon img{object-fit:contain}.sticky-cta:not(.show){visibility:hidden}.sticky-cta.show{visibility:visible}
@media(max-width:560px){.slide{padding:26px 20px;gap:20px}.preview-image{width:210px;max-width:85%;height:auto}.slide-info{width:100%}.slide-info p{font-size:13px}.slide-num{font-size:32px}.slide-info h3{margin:5px 0 8px}.slide-tags{margin-top:12px}.app-header{padding-top:14px}.container{padding-left:18px;padding-right:18px}.badge{padding:6px 9px}.badges{gap:5px}.dl-panel{padding:24px 18px}.download-btn{padding:17px 6px}.btn-text{font-size:13px}.contact-card{padding:18px}.stat-item{padding:15px 2px}.stat-label{font-size:10px}}
@media(max-width:350px){.download-btns{grid-template-columns:1fr}.invite-line{flex-wrap:wrap}.contact-id{flex-wrap:wrap}.stats{gap:5px}.badge{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}