.section-subtitle{margin-left:auto;margin-right:auto}.invite-note{display:flex;justify-content:center;align-items:center;gap:12px;flex-wrap:wrap;margin:0 0 28px;color:var(--text-secondary)}.invite-note strong{color:var(--accent);font-size:1.5rem;letter-spacing:.08em}.copy-invite{font-size:.9rem;color:var(--accent);padding:8px 14px;border:1px solid var(--accent);border-radius:24px}.wechat-label{font-size:.85rem;color:var(--text-secondary);margin-bottom:8px}:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.hero-ball-img{animation:float 5s ease-in-out infinite}
@media(max-width:1024px){.hero-container{flex-direction:column;text-align:center;padding-top:140px}.hero-content{max-width:100%}.hero-actions{justify-content:center}.hero-visual{flex:none;width:280px;max-width:80%}.features-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.matches-wrap,.data-wrap{flex-direction:column;text-align:center}.matches-img,.data-img{flex:none;max-width:400px}.stats-bar{justify-content:center}}
@media(max-width:768px){.floating-nav,.floating-nav.scrolled{width:calc(100% - 32px);max-width:440px;padding:12px 16px;top:16px;border-radius:24px}.nav-inner{justify-content:space-between;gap:8px;flex-wrap:wrap}.nav-logo{font-size:1.15rem}.nav-toggle{display:flex}.nav-links{display:none;width:100%;flex-direction:column;align-items:stretch;gap:0;padding-top:12px;overflow:visible}.nav-links.active{display:flex}.nav-links a{display:block;padding:12px;font-size:1rem}.hero-container{padding-top:128px;padding-bottom:20px;gap:28px}.hero-title{font-size:2.75rem}.hero-subtitle-line{font-size:.43em;line-height:1.6}.hero-desc{font-size:1rem}.hero-actions{flex-direction:column;align-items:center}.hero-actions .btn{width:100%;max-width:300px}.hero-visual{width:220px}.features-grid{grid-template-columns:1fr}.download-img img{max-width:100%}.phone-frame{max-width:min(280px,100%)}.contact-card{padding:28px 20px}.wechat-item{min-width:0;width:100%}.download-btns{flex-direction:column;align-items:center}.download-btns .btn{width:100%;max-width:300px}}
.hero-logo-img{width:280px;max-width:100%;border-radius:25%;animation:none;box-shadow:0 24px 64px rgba(255,70,60,.15)}@media(max-width:768px){.hero-logo-img{width:200px}}