:root{--navy:#051c46;--navy2:#082d68;--blue:#1268d5;--cyan:#5dc7ff;--ice:#edf7ff;--paper:#fff;--text:#14233a;--muted:#63748a;--line:#d7e7f7;--shadow:0 24px 70px rgba(6,39,90,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--text);background:#f8fbff;font:16px/1.65 Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}img{max-width:100%;display:block}a{color:inherit}.skip-link{position:absolute;left:-999px;top:0}.skip-link:focus{left:16px;top:16px;z-index:100;background:#fff;padding:10px 14px;border-radius:10px}.site-header{position:sticky;top:0;z-index:50;background:rgba(248,251,255,.88);border-bottom:1px solid rgba(196,217,239,.8);backdrop-filter:blur(18px)}.nav-wrap{max-width:1180px;margin:auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;text-decoration:none}.brand img{border-radius:14px;box-shadow:0 8px 24px rgba(8,45,104,.2)}.brand span{display:flex;flex-direction:column;line-height:1.2}.brand strong{color:var(--navy2);font-size:21px}.brand small{color:var(--muted);font-size:12px}.site-header nav{display:flex;gap:28px}.site-header nav a{text-decoration:none;color:#334a65;font-weight:650;font-size:14px}.site-header nav a:hover{color:var(--blue)}
.hero{min-height:790px;overflow:hidden;display:grid;grid-template-columns:1.03fr .97fr;gap:40px;align-items:center;max-width:1280px;margin:0 auto;padding:82px 74px 86px}.hero-copy{position:relative;z-index:2}.eyebrow{margin:0 0 14px;color:var(--blue);font-size:13px;font-weight:850;letter-spacing:.16em}.hero h1{margin:0;color:var(--navy2);font-size:clamp(72px,8vw,116px);line-height:.9;letter-spacing:-.065em}.chinese-name{margin:14px 0 20px;color:#3e9ee8;font-size:27px;font-weight:700;letter-spacing:.12em}.hero h2{max-width:650px;margin:0;color:var(--navy);font-size:clamp(34px,4vw,58px);line-height:1.08;letter-spacing:-.04em}.lead{max-width:630px;margin:24px 0 0;color:#536a84;font-size:19px}.hero-actions{display:flex;gap:12px;margin-top:31px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 23px;border-radius:15px;text-decoration:none;font-weight:800}.button.primary{color:#fff;background:linear-gradient(135deg,var(--navy2),#1686ee);box-shadow:0 12px 30px rgba(18,104,213,.25)}.button.secondary{color:var(--navy2);background:#fff;border:1px solid var(--line)}.button:hover{transform:translateY(-1px)}.trust-row{display:flex;flex-wrap:wrap;gap:12px 24px;margin:28px 0 0;padding:0;list-style:none;color:#546c86;font-size:14px}.trust-row li:before{content:"✓";margin-right:7px;color:#0a9b78;font-weight:900}
.site-header nav{align-items:center}.nav-dropdown{position:relative}.nav-dropdown summary{cursor:pointer;list-style:none;color:#334a65;font-weight:650;font-size:14px}.nav-dropdown summary::-webkit-details-marker{display:none}.nav-dropdown summary span{display:inline-block;margin-left:3px;font-size:10px;transition:transform .18s ease}.nav-dropdown[open] summary span{transform:rotate(180deg)}.nav-dropdown-menu{position:absolute;top:calc(100% + 13px);left:50%;min-width:145px;padding:8px;transform:translateX(-50%);border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.98);box-shadow:0 18px 45px rgba(6,39,90,.16)}.nav-dropdown-menu:before{content:"";position:absolute;left:50%;top:-6px;width:10px;height:10px;transform:translateX(-50%) rotate(45deg);border-left:1px solid var(--line);border-top:1px solid var(--line);background:#fff}.site-header nav .nav-dropdown-menu a{position:relative;display:block;padding:8px 11px;border-radius:9px;white-space:nowrap}.site-header nav .nav-dropdown-menu a:hover{background:#edf6ff}
.hero-visual{position:relative;min-height:630px}.glow{position:absolute;width:620px;height:620px;top:5px;left:-35px;border-radius:50%;background:radial-gradient(circle,#85d9ff 0,#419eee 30%,rgba(65,158,238,.1) 67%,transparent 70%);filter:blur(3px);opacity:.7}.phone{overflow:hidden;background:#111827;border:11px solid #101a2b;border-radius:48px;box-shadow:0 34px 80px rgba(1,25,64,.3)}.phone img{width:100%;height:100%;object-fit:cover;object-position:top}.phone-main{position:absolute;left:120px;top:5px;width:340px;height:688px;transform:rotate(3deg)}.float-card{position:absolute;z-index:2;padding:14px 17px;border:1px solid rgba(255,255,255,.55);border-radius:18px;background:rgba(255,255,255,.88);box-shadow:0 18px 45px rgba(4,38,87,.16);backdrop-filter:blur(15px)}.float-card span,.float-card strong{display:block}.float-card span{color:#718199;font-size:12px}.float-card strong{color:var(--navy2)}.float-income{left:0;top:190px}.float-private{right:0;bottom:48px}
.proof{max-width:1132px;margin:0 auto 100px;padding:25px 29px;display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow)}.proof div{padding:7px 25px;border-right:1px solid var(--line)}.proof div:last-child{border:0}.proof strong,.proof span{display:block}.proof strong{color:var(--navy2);font-size:17px}.proof span{margin-top:4px;color:var(--muted);font-size:12px;line-height:1.45}
.section{max-width:1180px;margin:0 auto;padding:90px 24px}.section-heading{max-width:730px;margin-bottom:48px}.section-heading h2,.data-section h2,.download-section h2{margin:0;color:var(--navy);font-size:clamp(36px,5vw,58px);line-height:1.08;letter-spacing:-.04em}.section-heading>p:last-child{color:var(--muted);font-size:18px}.feature-layout{display:grid;grid-template-columns:1fr 420px;gap:55px;align-items:center}.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.feature-grid article{position:relative;min-height:220px;padding:27px;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:0 12px 35px rgba(6,39,90,.06)}.feature-grid article:hover{border-color:#9ad6ff;transform:translateY(-2px)}.number{color:#3aa7ee;font-weight:900;font-size:12px;letter-spacing:.12em}.feature-grid h3{margin:12px 0 8px;color:var(--navy2);font-size:20px}.feature-grid p{margin:0;color:var(--muted);font-size:14px}.screen-stack{position:relative;min-height:690px}.screen-stack .phone{position:absolute;width:290px;height:610px}.phone-back{left:0;top:10px;transform:rotate(-7deg)}.phone-front{right:0;bottom:0;transform:rotate(6deg)}
.data-section{max-width:none;padding:100px max(24px,calc((100vw - 1132px)/2));display:grid;grid-template-columns:1.15fr .85fr;gap:70px;color:#fff;background:radial-gradient(circle at 75% 40%,#146bd0 0,#082d68 44%,#051b42 100%)}.eyebrow.light{color:#75d5ff}.data-section h2{color:#fff}.data-copy>p:not(.eyebrow,.policy-note){font-size:19px;color:#dcecff}.check-list{margin:29px 0;padding:0;list-style:none}.check-list li{position:relative;margin:12px 0;padding-left:31px;color:#e8f3ff}.check-list li:before{content:"✓";position:absolute;left:0;color:#6ee0c1;font-weight:900}.check-list code{color:#fff;background:rgba(255,255,255,.12);padding:2px 6px;border-radius:6px}.policy-note{padding:16px 18px;border:1px solid rgba(133,216,255,.38);border-radius:14px;background:rgba(255,255,255,.08);color:#cdeaff;font-size:13px}.text-link{color:#7fdbff;font-weight:800}.privacy-card{align-self:center;padding:36px;border:1px solid rgba(255,255,255,.32);border-radius:29px;background:rgba(255,255,255,.11);box-shadow:0 28px 80px rgba(0,0,0,.22);backdrop-filter:blur(16px)}.shield{display:grid;place-items:center;width:58px;height:58px;border-radius:20px;background:linear-gradient(135deg,#67e4c3,#4cb6ff);color:#06356d;font-size:28px;font-weight:950}.privacy-card h3{margin:20px 0 8px;font-size:25px}.privacy-card>p{color:#d7eaff}.privacy-card dl{margin:25px 0 0}.privacy-card dl div{display:flex;justify-content:space-between;padding:14px 0;border-top:1px solid rgba(255,255,255,.17)}.privacy-card dt{color:#b9daf8}.privacy-card dd{margin:0;font-weight:800}
.download-section{display:grid;grid-template-columns:1fr auto;gap:60px;align-items:center}.download-section>div:first-child>p:not(.eyebrow){max-width:630px;color:var(--muted);font-size:18px}.qr-card{padding:24px;text-align:center;border:1px solid var(--line);border-radius:26px;background:#fff;box-shadow:var(--shadow)}.qr-card img{border-radius:14px}.qr-card strong,.qr-card span{display:block}.qr-card strong{margin-top:11px;color:var(--navy2)}.qr-card span{color:var(--muted);font-size:13px}
footer{padding:65px max(24px,calc((100vw - 1132px)/2)) 30px;color:#c9d9eb;background:#061a3d}.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:40px}.footer-brand strong{color:#fff}.footer-brand small{color:#a8bfd8}.footer-grid h3{margin:0 0 12px;color:#fff;font-size:14px}.footer-grid>div:not(:first-child){display:flex;flex-direction:column;align-items:flex-start}.footer-grid a{margin:4px 0;color:#a9bfd8;text-decoration:none;font-size:13px}.footer-grid a:hover{color:#fff}.copyright{margin:45px 0 0;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);color:#819bb8;font-size:12px}
.legal-page{background:linear-gradient(135deg,#f7fbff,#eaf4ff)}.legal-header{max-width:930px;margin:34px auto 18px;padding:31px 34px;border-radius:24px;color:#fff;background:linear-gradient(145deg,var(--navy),var(--blue));box-shadow:var(--shadow)}.legal-header .brand strong,.legal-header .brand small{color:#fff}.legal-header h1{margin:26px 0 4px;font-size:clamp(35px,5vw,52px);line-height:1.1}.legal-header p{margin:0;color:#d8eaff}.legal-card{max-width:930px;margin:0 auto 60px;padding:34px 40px;border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:var(--shadow)}.legal-card h2{margin:34px 0 8px;color:var(--navy2);font-size:23px}.legal-card h2:first-child{margin-top:0}.legal-card p,.legal-card li{color:#4e627b}.legal-card a{color:var(--blue)}.legal-nav{max-width:930px;margin:24px auto;padding:0 5px}.legal-nav a{color:var(--blue);font-weight:750}
@media(max-width:980px){.hero{grid-template-columns:1fr;padding:65px 28px 40px}.hero-visual{min-height:680px;max-width:570px;width:100%;margin:auto}.proof{margin:0 24px 70px;grid-template-columns:repeat(2,1fr)}.proof div:nth-child(2){border-right:0}.proof div:nth-child(-n+2){border-bottom:1px solid var(--line);padding-bottom:20px}.proof div:nth-child(n+3){padding-top:20px}.feature-layout{grid-template-columns:1fr}.screen-stack{max-width:480px;width:100%;margin:auto}.data-section{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.site-header nav a{display:none}.site-header nav a:last-child{display:block}.nav-wrap{padding:10px 16px}.hero{padding:48px 20px 30px}.hero h1{font-size:70px}.hero h2{font-size:38px}.lead{font-size:17px}.hero-actions{flex-direction:column;align-items:stretch}.trust-row{display:grid;gap:7px}.hero-visual{min-height:570px}.phone-main{left:50%;width:278px;height:560px;transform:translateX(-50%) rotate(2deg)}.float-income{left:0;top:160px}.float-private{right:0;bottom:20px}.proof{grid-template-columns:1fr;margin:12px 16px 58px}.proof div{border-right:0!important;border-bottom:1px solid var(--line)!important;padding:17px 12px!important}.proof div:last-child{border:0!important}.section{padding:65px 18px}.section-heading h2,.data-section h2,.download-section h2{font-size:38px}.feature-grid{grid-template-columns:1fr}.feature-grid article{min-height:0}.screen-stack{min-height:560px}.screen-stack .phone{width:240px;height:505px}.data-section{padding:65px 20px}.privacy-card{padding:25px}.download-section{grid-template-columns:1fr}.qr-card{justify-self:center}.footer-grid{grid-template-columns:1fr}.legal-header,.legal-card{margin-left:14px;margin-right:14px}.legal-card{padding:25px 21px}.legal-nav{margin-left:18px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button,.feature-grid article{transition:none}}
@media(max-width:680px){.site-header nav>.nav-dropdown{display:block}.site-header nav>.nav-dropdown a{display:block}.site-header nav>a:last-child{display:none}.site-header nav>a[href^="support.php"]{display:block}.nav-dropdown-menu{left:auto;right:-44px;transform:none}.nav-dropdown-menu:before{left:auto;right:55px}.site-header nav{gap:15px}}