*{box-sizing:border-box}html{background:#fff}body{margin:0;background:#fff;color:#333;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}.page-shell{width:100%;max-width:760px;margin:0 auto}.overlay[hidden],.wechat-mask[hidden]{display:none!important}html.in-app-locked,body.in-app-locked{overflow:hidden;height:100%;touch-action:none}.wechat-mask{position:fixed;inset:0;z-index:9999;background:#000;color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:max(18px,env(safe-area-inset-top)) 24px max(28px,env(safe-area-inset-bottom))}.wechat-mask-arrow{position:absolute;top:max(8px,env(safe-area-inset-top));right:max(10px,env(safe-area-inset-right));width:min(28vw,108px);height:auto;pointer-events:none}.wechat-mask-copy{text-align:center;font-size:clamp(20px,5.6vw,26px);line-height:1.55;font-weight:400;letter-spacing:.04em}.wechat-mask-copy p{margin:0}.wechat-mask-foot{position:absolute;left:0;right:0;bottom:max(36px,calc(env(safe-area-inset-bottom) + 28px));margin:0;text-align:center;font-size:clamp(13px,3.6vw,15px);line-height:1.5;opacity:.95}.ios-page{padding:clamp(22px,5vw,44px) clamp(22px,6vw,48px) 36px}.app-header{display:grid;grid-template-columns:min(27vw,202px) minmax(0,1fr);gap:clamp(18px,5.3vw,40px);align-items:center;padding:0 0 22px;border-bottom:1px solid #e6e6e6}.app-icon{display:block;width:min(27vw,202px);height:min(27vw,202px);max-width:202px;max-height:202px;object-fit:cover;border-radius:23%;}.app-main h1{font-size:clamp(24px,6vw,37px);line-height:1.12;margin:0 0 7px;font-weight:700;letter-spacing:.02em}.app-hint{font-size:clamp(11px,3.1vw,15px);line-height:1.45;color:#999;margin:0 0 12px}.actions{display:flex;align-items:center;justify-content:space-between;gap:12px}.actions button{height:36px;display:flex;align-items:center;justify-content:center;gap:7px;padding:0 13px;border:1.5px solid #1689e8;border-radius:6px;background:#fff;color:#2887d0;font-family:inherit;font-size:clamp(13px,3.4vw,17px);white-space:nowrap}.actions .install-button{background:#1689e8;color:#fff;min-width:94px}.download-icon{border:1.5px solid currentColor;border-radius:50%;width:19px;height:19px;display:inline-grid;place-items:center;font-size:15px;line-height:1;font-weight:500}.shield-icon{width:17px;height:19px;display:inline-grid;place-items:center;border:1.5px solid currentColor;border-radius:7px 7px 9px 9px;font-size:12px;font-weight:700}.stats{display:grid;grid-template-columns:repeat(3,1fr);padding:18px 0 24px;border-bottom:1px solid #e6e6e6;text-align:center;color:#999}.stats>div{display:flex;align-items:center;flex-direction:column;gap:5px;border-right:1px solid #e7e7e7}.stats>div:last-child{border:0}.stats span{font-size:clamp(12px,3.6vw,16px);white-space:nowrap}.stats strong{font-size:clamp(19px,5vw,25px);font-weight:700;color:#999;line-height:1.2}.stats b{font-size:18px;letter-spacing:1px;line-height:1}.stats small{font-size:14px}.content-section{padding:22px 0;border-bottom:1px solid #e6e6e6}.content-section h2{font-size:clamp(21px,5.6vw,28px);line-height:1.2;margin:0 0 17px;font-weight:700}.intro-section p,.new-section p{font-size:clamp(14px,4vw,18px);line-height:1.53;margin:0;color:#333}.rating-overview{display:grid;grid-template-columns:38% 1fr;align-items:center;gap:12px}.rating-overview>strong{font-size:clamp(65px,21vw,104px);font-weight:500;letter-spacing:-.07em;line-height:1;color:#4a4a4d}.rating-bars{display:grid;gap:5px}.rating-bars>div{display:grid;grid-template-columns:40px 1fr;gap:7px;align-items:center;color:#7b7b80;font-size:10px;letter-spacing:-1px;white-space:nowrap}.rating-bars i{height:4px;border-radius:3px;background:#e5e5e5;overflow:hidden}.rating-bars i b{height:100%;display:block;border-radius:3px;background:#555}.rating-caption{display:flex;justify-content:space-between;color:#999;font-size:12px;margin:14px 0 15px}.review{background:#f7f7f7;padding:15px 15px 17px;border-radius:2px}.review-top,.review-meta{display:flex;align-items:center;justify-content:space-between;gap:8px}.review-top strong{font-size:clamp(14px,4vw,17px)}.review time,.review-meta span:last-child{font-size:12px;color:#999}.review-meta{margin:10px 0}.review-meta span:first-child{color:#e5a900;font-size:19px;letter-spacing:1px}.review p{font-size:clamp(13px,3.7vw,16px);line-height:1.55;margin:0}.new-section{padding-top:21px;padding-bottom:21px}.info-section{border:0;padding-bottom:0}.info-section dl{margin:15px 0 0}.info-section dl div{display:flex;justify-content:space-between;align-items:center;min-height:48px;border-bottom:1px solid #e5e5e5;font-size:14px}.info-section dt{color:#999}.info-section dd{margin:0;text-align:right}.disclaimer{margin:18px -22px -36px;padding:17px 22px 24px;background:#f7f7f7;color:#aaa;font-size:13px;line-height:1.5}
.browser-tip[hidden]{display:none!important}.browser-tip{margin:0;padding:14px 18px;background:#111;color:#fff;text-align:center;font-size:15px;line-height:1.45}.android-view{padding:30px 24px}.android-view h1{font-size:25px}.android-view li{padding:11px 0;line-height:1.6}.android-download{display:grid;place-items:center;margin-top:24px;height:46px;border-radius:8px;background:#1689e8;color:white;text-decoration:none}
.settings-hint-card{width:min(100%,355px);padding:19px 20px 12px;border:1px solid #555;border-radius:27px;background:#202023;color:#fff;box-shadow:0 12px 45px #0004}.settings-hint-card p{font-size:17px;line-height:1.45;margin:0 0 19px}.settings-hint-card button{display:block;margin-left:auto;padding:8px 4px;border:0;background:transparent;color:#80baff;font:inherit;font-size:17px}
.overlay{position:fixed;inset:0;z-index:10;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;padding:18px}.alert-card{width:min(100%,318px);border-radius:22px;background:#2c2c2e;color:#fff;padding:22px 18px 10px;box-shadow:0 18px 50px #0008}.alert-card p{font-size:16px;line-height:1.5;margin:0 0 8px;color:#f2f2f7;font-weight:400}.alert-actions{display:flex;justify-content:flex-end;align-items:center;gap:22px;border:0;padding:4px 6px 8px 0}.alert-actions button{margin:0;padding:10px 4px;border:0;background:transparent;color:#64b5ff;font-family:inherit;font-size:21px;font-weight:400;line-height:1.2;-webkit-appearance:none;appearance:none;-webkit-tap-highlight-color:transparent;-webkit-text-size-adjust:100%}.alert-actions button:active{opacity:.55}.ios-confirm-card{width:min(100%,360px);background:#151515;color:white;padding:22px 18px 16px;border-radius:28px;box-shadow:0 12px 45px #0003}.ios-confirm-card p{font-size:19px;line-height:1.4;margin:0 0 22px}.ios-confirm-card>div{display:grid;grid-template-columns:1fr 1fr;gap:8px}.ios-confirm-card button{height:48px;border:0;border-radius:28px;color:white;background:#242426;font:500 17px inherit}.ios-confirm-card button:first-child{background:#1677f9}.trust-info-card{width:min(100%,355px);background:#fff;border-radius:24px;overflow:hidden;padding:23px 20px 0;box-shadow:0 10px 40px #0003}.trust-info-card p{font-size:16px;line-height:1.55;margin:0 0 21px}.trust-info-card em{color:#d93636;font-style:normal}.trust-actions{display:grid;grid-template-columns:1fr 1fr;margin:0 -20px;border-top:1px solid #eee}.trust-actions button{height:52px;background:#fff;border:0;color:#418fce;font-family:inherit;font-size:17px}.trust-actions button+button{border-left:1px solid #eee}.tutorial-card{position:relative;width:min(100%,360px);aspect-ratio:1.18;background:white;border-radius:24px;padding:12px 12px 20px;box-shadow:0 12px 45px #0003;overflow:hidden;display:flex;flex-direction:column}.tutorial-card img{width:100%;flex:1 1 auto;min-height:0;object-fit:contain;display:block}.tutorial-close{position:absolute;right:11px;top:9px;width:27px;height:27px;border:0;border-radius:50%;background:#f3f3f3;color:#777;font-size:21px;line-height:1;z-index:1}.tutorial-dots{flex:0 0 auto;height:28px;margin-top:6px;display:flex;align-items:center;justify-content:center;gap:8px}.tutorial-dots button{width:7px;height:7px;padding:0;border:0;border-radius:50%;background:#c9e4f5}.tutorial-dots button.active{background:#1689e8}.installing{opacity:.8;pointer-events:none}
@media(max-width:390px){.ios-page{padding-left:21px;padding-right:21px}.app-header{grid-template-columns:27vw minmax(0,1fr);gap:16px}.actions{gap:7px}.actions button{padding:0 9px}.actions .install-button{min-width:84px}.stats{padding-top:16px}.tutorial-card{width:min(100%,340px)}}@media(min-width:761px){.ios-page{padding-top:44px}.app-header{grid-template-columns:202px 1fr}.app-icon{width:202px;height:202px}.app-main h1{font-size:34px}.app-hint{font-size:14px}}

/* —— 首页：社交 IM 落地 —— */
.home-body{min-height:100vh;background:#f3f7f4;color:#1a1f1c;overflow-x:hidden}
.home{position:relative;min-height:100vh;width:min(100%,1080px);margin:0 auto;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(260px,300px);align-items:center;gap:40px;padding:56px 32px;isolation:isolate;justify-content:center}
.home-glow{position:absolute;inset:-20% -10% auto;height:70%;background:radial-gradient(ellipse at 30% 20%,rgba(7,193,96,.22),transparent 55%),radial-gradient(ellipse at 80% 0%,rgba(18,170,156,.16),transparent 45%);pointer-events:none;z-index:0}
.home-bubbles{position:absolute;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.home-bubbles span{position:absolute;border-radius:50%;border:1.5px solid rgba(7,193,96,.18);opacity:.55;animation:home-float 9s ease-in-out infinite}
.home-bubbles span:nth-child(1){width:120px;height:120px;left:8%;top:18%;animation-delay:0s}
.home-bubbles span:nth-child(2){width:72px;height:72px;left:42%;top:68%;animation-delay:1.4s}
.home-bubbles span:nth-child(3){width:160px;height:160px;right:6%;top:12%;animation-delay:2.2s}
@keyframes home-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.home-intro,.home-device{position:relative;z-index:1}
.home-intro{max-width:520px;animation:home-rise .7s ease both}
.home-brand{display:flex;align-items:center;gap:16px;margin-bottom:28px}
.home-logo{width:72px;height:72px;border-radius:20px;object-fit:cover;box-shadow:0 10px 28px rgba(7,193,96,.28)}
.home-brand-en{margin:0;font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:15px;font-weight:500;letter-spacing:.18em;text-transform:lowercase;color:#07c160}
.home-brand-name{margin:2px 0 0;font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:42px;font-weight:700;line-height:1;letter-spacing:.04em}
.home-headline{margin:0 0 12px;font-size:clamp(28px,4vw,40px);font-weight:700;line-height:1.2;letter-spacing:.02em}
.home-sub{margin:0 0 32px;max-width:34em;font-size:16px;line-height:1.65;color:#5a675f}
.home-scan{display:flex;align-items:center;gap:18px;max-width:360px;padding:16px;border:1px solid rgba(26,31,28,.08);border-radius:18px;background:rgba(255,255,255,.78);backdrop-filter:blur(10px);box-shadow:0 12px 40px rgba(26,31,28,.06);animation:home-rise .7s ease .12s both}
.home-qr{width:120px;height:120px;flex:0 0 120px;display:grid;place-items:center;background:#fff;border-radius:12px;overflow:hidden}
.home-qr canvas,.home-qr img{width:120px!important;height:120px!important;max-width:100%}
.home-scan-copy{display:grid;gap:6px}
.home-scan-copy strong{font-size:17px;font-weight:700}
.home-scan-copy span{font-size:13px;line-height:1.45;color:#6b776f}
.home-device{display:flex;justify-content:center;animation:home-rise .8s ease .18s both}
.home-phone{width:min(100%,280px);height:min(620px,82vh);border-radius:36px;background:#111;padding:10px;box-shadow:0 30px 80px rgba(18,40,28,.28);position:relative;overflow:hidden;animation:home-phone 5.5s ease-in-out infinite}
.home-phone-notch{position:absolute;top:16px;left:50%;width:96px;height:22px;transform:translateX(-50%);border-radius:14px;background:#000;z-index:2}
.home-screen{height:100%;border-radius:26px;background:#f3f3f3;overflow:hidden;display:flex;flex-direction:column;position:relative;z-index:1}
.chat-status{display:flex;align-items:center;justify-content:space-between;height:34px;padding:8px 18px 0;background:#f3f3f3;font-size:12px;font-weight:600;color:#111}
.chat-status-icons{width:56px;height:10px;border-radius:2px;background:linear-gradient(90deg,#111 0 18%,transparent 18% 22%,#111 22% 48%,transparent 48% 52%,#111 52% 100%);opacity:.85}
.chat-top{position:relative;display:flex;align-items:center;justify-content:center;height:40px;padding:0 16px;background:#f3f3f3;font-size:17px;font-weight:600;border:0;color:#111}
.chat-top i{position:absolute;right:14px;top:50%;transform:translateY(-50%);font-style:normal;font-size:26px;font-weight:400;line-height:1;color:#111}
.chat-search{margin:0 10px 8px;height:34px;border-radius:6px;background:#fff;color:#b0b0b0;display:flex;align-items:center;justify-content:center;gap:5px;font-size:13px}
.chat-search-ico{width:12px;height:12px;border:1.6px solid #b0b0b0;border-radius:50%;position:relative;flex:0 0 auto}
.chat-search-ico::after{content:"";position:absolute;right:-3px;bottom:-2px;width:5px;height:1.6px;background:#b0b0b0;transform:rotate(45deg);border-radius:1px}
.chat-list{list-style:none;margin:0;padding:0;background:#f3f3f3;flex:1 1 auto;min-height:0;overflow:hidden}
.chat-list li{display:grid;grid-template-columns:48px minmax(0,1fr);gap:10px;align-items:center;padding:10px 12px;background:#fff;border-bottom:1px solid #f0f0f0}
.chat-list li.chat-plaza{grid-template-columns:48px minmax(0,1fr) auto}
.chat-avatar{width:44px;height:44px;border-radius:6px;display:grid;place-items:center;color:#fff;font-size:15px;font-weight:600;overflow:hidden}
.chat-avatar.plaza{background:linear-gradient(145deg,#ff9a3c,#ff6a00);font-size:20px;font-weight:700}
.chat-avatar.a-tm{background:linear-gradient(145deg,#7a90a8,#4d5f73)}
.chat-avatar.a-td{background:linear-gradient(145deg,#c9a27a,#8a6240)}
.chat-avatar.a-yt{background:linear-gradient(145deg,#2b2b2b,#111)}
.chat-avatar.a-yz{background:#fff;color:#222;border:1px solid #eee;font-size:22px}
.chat-avatar.a-team{background:linear-gradient(135deg,#07c160,#12aa9c)}
.chat-main{min-width:0}
.chat-name{display:flex;align-items:center;gap:4px;min-width:0;margin-bottom:3px}
.chat-name strong{font-size:15px;font-weight:600;color:#111;flex:0 1 auto;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.badge{flex:0 0 auto;display:inline-flex;align-items:center;height:14px;padding:0 4px;border-radius:3px;font-size:9px;font-weight:600;line-height:1;white-space:nowrap}
.badge.svip{color:#fff;background:linear-gradient(90deg,#9b6bff,#7a4dff)}
.badge.tag{color:#07c160;background:rgba(7,193,96,.1);border:1px solid rgba(7,193,96,.35);max-width:72px;overflow:hidden;text-overflow:ellipsis}
.chat-list em{display:block;font-style:normal;font-size:12px;color:#888;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chat-name time{margin-left:auto;font-size:10px;color:#b0b0b0;font-weight:400;flex:0 0 auto}
.chat-faces{display:flex;align-items:center}
.chat-faces i{width:18px;height:18px;border-radius:50%;border:1.5px solid #fff;margin-left:-6px;display:block;box-shadow:0 0 0 0.5px rgba(0,0,0,.06)}
.chat-faces i:first-child{margin-left:0;background:#f2b6c6}
.chat-faces i:nth-child(2){background:#8ec6f0}
.chat-faces i:nth-child(3){background:#f0d28a}
.chat-faces i:nth-child(4){background:#b8e0b0}
.chat-tab{flex:0 0 54px;margin-top:auto;display:grid;grid-template-columns:repeat(4,1fr);align-items:center;text-align:center;font-size:10px;color:#666;background:#f7f7f7;border-top:1px solid #e8e8e8}
.chat-tab span{display:grid;justify-items:center;gap:2px;line-height:1.1}
.chat-tab svg{width:22px;height:22px;fill:currentColor}
.chat-tab .on{color:#07c160;font-weight:600}
@keyframes home-rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes home-phone{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@media(max-width:900px){
  .home{grid-template-columns:1fr;justify-items:center;padding:40px 22px 56px;gap:36px;text-align:center}
  .home-brand{justify-content:center}
  .home-sub{margin-left:auto;margin-right:auto}
  .home-scan{margin:0 auto;text-align:left}
  .home-phone{width:min(100%,270px)}
}