:root{--bg:#f5f9ff;--ink:#15365c;--muted:#54718f;--accent:#0754d3;--contrast:#eaf3ff;--btn-ink:#fff;--font:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;}@charset "utf-8";*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);-webkit-font-smoothing:antialiased;line-height:1.75}img{max-width:100%;height:auto}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid var(--accent);outline-offset:4px}p{margin:0 0 14px}h1,h2,h3{line-height:1.23;letter-spacing:-.035em}h1{font-size:clamp(2.5rem,5.2vw,5.3rem);margin:22px 0 24px;font-weight:850}h2{font-size:clamp(2rem,3.15vw,3.15rem);margin:13px 0 16px}h3{font-size:1.42rem;margin:0 0 12px;font-weight:750}small{font-size:.78rem}.topbar{position:relative;z-index:2}.nav-inner{max-width:1240px;margin:auto;padding:18px 35px;display:flex;justify-content:space-between;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:10px;font-weight:850;font-size:1.19rem;letter-spacing:-.045em;white-space:nowrap}.brand img{border-radius:11px}.nav-inner nav{display:flex;align-items:center;gap:clamp(14px,2.4vw,31px);font-size:.9rem;font-weight:650}.nav-inner nav a:hover,.footer-map a:hover{color:var(--accent)}.nav-download,.primary-btn{background:var(--accent);color:var(--btn-ink)!important;font-weight:750;border-radius:999px}.nav-download{padding:9px 22px}.hero{overflow:hidden}.hero-inner{max-width:1240px;padding:78px 35px 88px;margin:auto;display:grid;grid-template-columns:1.02fr .98fr;align-items:center;gap:6.5%;min-height:620px}.hero-copy{min-width:0}.eyebrow{display:inline-block;text-transform:none;letter-spacing:.12em;font-weight:750;color:var(--accent);font-size:.85rem}.hero-desc{font-size:1.16rem;color:var(--muted);line-height:1.95;max-width:640px}.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:34px}.primary-btn,.secondary-btn{display:inline-flex;align-items:center;justify-content:center;gap:14px;padding:13px 26px;font-weight:700;font-size:.94rem;border-radius:999px}.secondary-btn{color:var(--ink);background:transparent;border:1px solid var(--muted)}.secondary-btn:hover{background:var(--contrast);border-color:var(--contrast)}.platform-note{color:var(--muted);font-size:.83rem;margin-top:23px}.hero-visual{margin:0;min-width:0}.hero-visual img{width:100%;display:block;object-fit:contain;filter:drop-shadow(0 28px 34px rgba(10,25,45,.12))}.hero-visual figcaption{font-size:.75rem;color:var(--muted);margin-top:14px;text-align:center}.content-wrap{max-width:1200px;margin:auto;padding:0 35px}.content-wrap>section{padding:86px 0}.section-heading{max-width:780px;margin-bottom:49px}.section-lead{font-size:1.07rem;color:var(--muted);line-height:1.9}.features-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:8%;row-gap:54px}.feature{display:flex;gap:18px;align-items:flex-start;min-width:0}.f-icon{flex:0 0 40px;color:var(--accent);padding-top:2px}.f-text p{color:var(--muted);font-size:.98rem;line-height:1.95}.f-text p+p{margin-top:8px}.quick-download{display:grid;grid-template-columns:1.15fr .85fr;gap:9%;background:var(--contrast);border-radius:0;padding:58px!important;margin:0 -24px}.quick-download h2{font-size:2.15rem}.quick-download p{color:var(--muted)}.download-inline{display:grid;grid-template-columns:1fr 1fr;align-content:center;column-gap:22px;row-gap:15px}.download-inline a{font-weight:740;font-size:1rem;padding:10px 0}.download-inline a span{color:var(--accent);float:right}.reviews-grid{display:grid;grid-template-columns:repeat(3,1fr);column-gap:50px;row-gap:45px}.rev-tag{font-size:.81rem;font-weight:750;color:var(--accent);margin-bottom:13px}.rev-quote{font-size:.99rem;line-height:1.95;min-height:106px}.review-by{display:flex;gap:13px;align-items:center;margin-top:18px}.review-by strong{font-size:.87rem;display:block}.review-by small{font-size:.72rem;color:var(--muted);display:block}.review-by a{text-decoration:underline;text-underline-offset:3px}.avatar{flex:0 0 40px;height:40px;border-radius:50%;display:inline-grid;place-items:center;background:#d7e4f7;color:#29446b;font-size:.75rem;font-weight:800}.avatar-1{background:#f8e2d8;color:#854e39}.avatar-2{background:#d8efdf;color:#316249}.avatar-3{background:#eadbfb;color:#6c4aa5}.avatar-4{background:#ffe9ad;color:#7e6121}.avatar-5{background:#d5e5ee;color:#385969}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px 9%}.faq-item h3{font-size:1.16rem}.faq-item p{color:var(--muted);font-size:.97rem;line-height:2}.site-footer{margin-top:65px;background:var(--contrast)}.footer-inner{max-width:1240px;margin:auto;padding:55px 35px;display:grid;grid-template-columns:1.15fr 1fr .75fr;gap:10%}.footer-brand{font-weight:800;font-size:1.22rem}.footer-brand img{vertical-align:middle;border-radius:8px;margin-right:8px}.footer-brand p{margin-top:17px;color:var(--muted);font-size:.84rem;font-weight:400}.footer-map h2{font-size:1rem;margin:0 0 12px}.footer-map a{display:block;font-size:.86rem;margin:6px 0}.footer-note{font-size:.82rem;color:var(--muted)}.footer-note span{display:block;margin:7px 0}.download-hero{background:var(--contrast)}.download-hero-wrap{max-width:1200px;margin:auto;display:grid;grid-template-columns:1.1fr .9fr;gap:6%;align-items:center;padding:95px 35px}.download-hero h1{font-size:clamp(2.55rem,4.5vw,4.5rem)}.download-hero p{color:var(--muted);line-height:1.95;font-size:1.06rem}.download-hero img{width:100%;max-height:370px;object-fit:contain;filter:drop-shadow(0 25px 25px rgba(12,22,30,.1))}.platform-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px 8%}.platform{display:flex;gap:20px;align-items:flex-start;min-width:0}.platform svg{flex:0 0 34px;color:var(--accent)}.platform h3{font-size:1.55rem}.platform p{color:var(--muted);font-size:.97rem}.text-button{color:var(--accent);font-weight:760;font-size:.93rem}.steps-content{display:grid;grid-template-columns:repeat(3,1fr);gap:8%;color:var(--muted)}.steps-content strong{color:var(--ink)}.ios-note{display:grid;grid-template-columns:1fr 1fr;gap:8%;background:var(--contrast);padding:48px!important;margin:0 -18px}.ios-note h2{font-size:2.2rem}.ios-note p{color:var(--muted);line-height:2}@media(max-width:900px){.nav-inner{padding:14px 22px}.nav-inner nav{gap:14px}.nav-inner nav a:nth-child(2),.nav-inner nav a:nth-child(3){display:none}.hero-inner,.download-hero-wrap{padding:52px 22px 64px;gap:26px;min-height:auto}.content-wrap{padding:0 22px}.content-wrap>section{padding:65px 0}.quick-download{margin:0 -12px;padding:35px!important}.reviews-grid{gap:24px}.footer-inner{padding:42px 22px;gap:25px}}@media(max-width:650px){h1{font-size:2.45rem}h2{font-size:2rem}.nav-inner nav{gap:13px}.nav-inner nav a:nth-child(4){display:none}.brand{font-size:1rem}.brand img{width:30px;height:30px}.nav-download{padding:8px 16px}.hero-inner,.download-hero-wrap{grid-template-columns:1fr;padding:48px 20px 58px}.hero-desc{font-size:1.02rem}.hero-visual{margin-top:18px}.hero-visual img{max-height:280px}.content-wrap{padding:0 20px}.features-grid,.reviews-grid,.faq-grid,.platform-grid,.quick-download,.steps-content,.ios-note{grid-template-columns:1fr;gap:29px}.content-wrap>section{padding:55px 0}.feature{gap:14px}.reviews-grid{gap:28px}.rev-quote{min-height:auto}.quick-download{margin:0;padding:30px!important}.download-inline{grid-template-columns:1fr 1fr}.footer-inner{grid-template-columns:1fr 1fr;padding:38px 20px}.footer-note{grid-column:1/-1}.download-hero img{max-height:250px}.ios-note{margin:0;padding:28px!important}.section-heading{margin-bottom:32px}.section-lead{font-size:1rem}.feature h3{font-size:1.3rem}}.hero-split{background:linear-gradient(115deg,#eef6ff,var(--bg) 63%)}.hero-split .hero-visual{transform:rotate(-2deg)}.features-grid{row-gap:60px}.reviews-section{background:transparent}.hero h1{max-width:600px}.variant-2 .nav-inner{flex-direction:row-reverse}.variant-2 .brand{letter-spacing:.03em}.variant-6 .nav-inner{max-width:900px}.variant-6 .topbar{background:var(--contrast)}.variant-8 .hero-visual img{max-height:500px}.variant-4 .topbar{background:var(--contrast)}.variant-5 .topbar{background:#fff}.variant-10 .hero-copy{padding-left:2.5%}@media(max-width:900px){.features-section{display:block}.hero-rail .hero-inner{padding-left:22px}.hero-sidebar .hero-inner{grid-template-columns:1fr 1fr}.hero-editorial .hero-inner{grid-template-columns:1fr 1fr}.hero-terminal .hero-inner{grid-template-columns:1fr 1fr}}@media(max-width:650px){.hero-split .hero-inner,.hero-editorial .hero-inner,.hero-rail .hero-inner,.hero-terminal .hero-inner,.hero-outline .hero-inner,.hero-sidebar .hero-inner,.hero-paper .hero-inner{grid-template-columns:1fr}.hero-sidebar .hero-visual,.hero-paper .hero-visual,.hero-outline .hero-visual{order:0}.hero-sidebar .hero-copy{padding-left:0}.hero-editorial .hero-visual{margin-right:0}.hero-rail{background:var(--contrast)}.features-grid,.features-grid .feature:nth-child(even),.features-grid .feature:nth-child(odd){display:grid;grid-template-columns:1fr;gap:28px;margin:0;padding:0}.feature,.features-grid .feature,.features-grid .feature:nth-child(even){display:flex;gap:14px;align-items:flex-start}.feature .f-icon{flex:0 0 34px;margin:0}.feature .f-text{min-width:0}.reviews-grid,.faq-grid{display:grid;grid-template-columns:1fr}.review:last-child{grid-column:auto}.review:nth-child(2),.review:nth-child(3){margin-top:0}.quick-download{grid-template-columns:1fr}.hero-minimal .hero-inner,.hero-center .hero-inner{padding-top:50px}.hero-rail .hero-inner{padding-left:20px}}
/* Review redesign: photographic artwork, concise user content, no cards or separators. */
.reviews-section .section-heading{margin-bottom:34px;max-width:none}
.reviews-section .section-heading h2{font-size:clamp(2rem,3.0vw,2.9rem);max-width:750px}
.reviews-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(22px,4vw,56px);align-items:start}
.reviews-grid .review{padding:0;background:none;border:0;box-shadow:none;min-width:0;display:flex;flex-direction:column;gap:21px}
.review .rev-quote{font-size:1.065rem;line-height:1.9;min-height:125px;margin:0;font-weight:450;overflow-wrap:anywhere}
.review .review-by{margin-top:auto;display:flex;align-items:center;gap:13px}
.review-photo{display:block;width:56px;height:56px;flex:0 0 56px;border-radius:50%;object-fit:cover;background:var(--contrast)}
.review .review-by strong{font-size:.96rem;font-weight:780;word-break:break-word;line-height:1.35}
.quick-download{border-radius:0}
.footer-inner{grid-template-columns:1fr 1fr;gap:8%}
@media(max-width:850px){.reviews-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:38px 26px}.review .rev-quote{min-height:0}}
@media(max-width:620px){.reviews-grid{grid-template-columns:1fr;gap:34px}.review .rev-quote{font-size:1.02rem;line-height:1.83}.footer-inner{grid-template-columns:1fr 1fr}.reviews-section .section-heading{margin-bottom:30px}}

.hero h1,.hero-rail h1{font-size:clamp(2.55rem,4.1vw,4.2rem);line-height:1.26}
@media(max-width:650px){.hero h1,.hero-rail h1{font-size:clamp(2.15rem,7vw,2.65rem)}}