:root{--blue:#1677ff;--blue-dark:#0758cd;--ink:#112447;--muted:#536682;--line:#dce5f1;--soft:#f4f8ff;--white:#fff;--radius:20px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:#fff;font-family:"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;font-size:16px;line-height:1.7}a{color:inherit;text-decoration:none}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,summary:focus-visible{outline:3px solid #f59e0b;outline-offset:5px;border-radius:6px}img{max-width:100%;display:block}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.25}h1{font-size:clamp(2.65rem,5.6vw,4.7rem);font-weight:750;letter-spacing:-.045em;margin-bottom:25px}h1 span{color:var(--blue)}h2{font-size:clamp(1.8rem,3vw,2.7rem);letter-spacing:-.025em;margin-bottom:18px}h3{font-size:1.25rem;margin-bottom:12px}.container{width:min(1180px,calc(100% - 64px));margin-inline:auto}.skip-link{position:absolute;left:16px;top:-90px;z-index:30;background:var(--ink);color:white;padding:10px 20px}.skip-link:focus{top:8px}.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}.brand>span{font-size:1.4rem;line-height:1.25;font-weight:750;letter-spacing:-.02em}.brand small{display:block;font-size:.75rem;font-weight:500;color:var(--muted);letter-spacing:.1em;margin-top:4px}nav{display:flex;gap:32px;align-items:center;font-size:.9375rem;font-weight:600}nav a:hover,.site-footer a:hover{color:var(--blue)}.nav-download{border:1px solid var(--line);border-radius:9px;padding:8px 16px}.hero{padding-block:76px 60px;display:grid;grid-template-columns:minmax(0,1.6fr) minmax(250px,.8fr);align-items:center;gap:70px}.eyebrow{font-size:.8125rem;font-weight:700;letter-spacing:.07em;color:var(--blue);margin-bottom:20px}.hero .eyebrow{display:flex;align-items:center;gap:12px;flex-wrap:wrap;letter-spacing:0;color:var(--muted);font-weight:500}.pill{font-size:.8125rem;background:#eaf3ff;color:var(--blue-dark);padding:4px 11px;border-radius:6px;font-weight:600}.hero-description{font-size:1.125rem;color:var(--muted);max-width:580px;line-height:1.85;margin-bottom:28px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:12px 24px;border-radius:10px;font-weight:650;font-size:1rem;line-height:1.5;transition:background .15s,box-shadow .15s}.button.primary{background:var(--blue);color:#fff;box-shadow:0 5px 14px #1677ff20}.button.primary:hover{background:var(--blue-dark)}.button.secondary{background:white;border:1px solid var(--line)}.button.secondary:hover{background:var(--soft)}.hero-notes{list-style:none;padding:0;display:flex;gap:22px;flex-wrap:wrap;font-size:.875rem;color:var(--muted);margin:24px 0 0}.hero-notes li:before{content:"✓";color:var(--blue);margin-right:7px}.hero-side{padding:28px 30px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(135deg,#f5f9ff,#fff)}.side-kicker{font-size:.75rem;letter-spacing:.09em;color:var(--blue);font-weight:700;margin-bottom:28px}.task-line{display:flex;align-items:center;gap:16px;margin-bottom:24px}.step-number{color:var(--blue);background:#e9f2ff;display:grid;place-items:center;width:44px;height:44px;flex-shrink:0;border-radius:12px;font-weight:700}.task-line strong{font-size:1.0625rem}.task-line p{font-size:.875rem;color:var(--muted);margin:3px 0 0}.side-footnote{border-top:1px solid var(--line);padding-top:17px;font-size:.8125rem;color:var(--muted);margin-bottom:0}.product-shot{background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 22px 60px #173c6810}.shot-caption{padding:17px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:.875rem;border-bottom:1px solid var(--line)}.caption-square{display:inline-block;background:var(--blue);width:9px;height:9px;margin-right:10px;border-radius:2px}.caption-secondary{color:var(--muted);font-size:.8125rem}.shot-panel>img{width:100%;height:auto;background:var(--soft);padding:14px 20px 18px}.section{padding-block:86px}.section-heading{margin-bottom:30px}.section-heading .eyebrow{margin-bottom:12px}.section-intro{color:var(--muted);max-width:360px}.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}.feature-card{border-top:2px solid var(--blue);padding-top:24px}.feature-index{display:block;color:var(--blue);font-size:.8125rem;font-weight:650;margin-bottom:20px}.feature-card p{color:var(--muted);margin-bottom:0;font-size:1rem}.guide-wrap{background:var(--soft);border-block:1px solid var(--line)}.guide-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:80px}.guide-grid .section-heading{margin-bottom:0}.guide-steps{list-style:none;margin:0;padding:0}.guide-steps li{display:flex;gap:22px;padding-bottom:26px;margin-bottom:26px;border-bottom:1px solid var(--line)}.guide-steps li:last-child{padding-bottom:0;margin-bottom:0;border-bottom:0}.guide-steps li>span{display:grid;place-items:center;flex-shrink:0;width:36px;height:36px;background:var(--blue);color:white;border-radius:50%;font-weight:650}.guide-steps h3{margin:4px 0 9px}.guide-steps p{margin:0;color:var(--muted)}.download-panel{display:grid;grid-template-columns:1.5fr .8fr;gap:40px;align-items:center;border:1px solid var(--line);border-radius:var(--radius);padding:40px;background:linear-gradient(105deg,#eef5ff,#fff)}.download-panel h2{font-size:clamp(1.7rem,2.5vw,2.1rem)}.download-panel .eyebrow{margin-bottom:14px}.download-panel p{color:var(--muted);margin-bottom:14px}.download-panel .release-status{font-size:.9375rem;margin-bottom:0}.download-panel .release-details{font-size:.875rem;margin-top:10px;margin-bottom:0}.download-action{text-align:center;max-width:300px;justify-self:end}.download-action .button{width:100%}.button.disabled,.button.disabled:hover{background:#dde7f4;box-shadow:none;color:#536782;cursor:default}.download-action p{font-size:.8125rem;margin-top:12px;margin-bottom:0}.faq-section{padding-top:0}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding-block:22px}summary{cursor:pointer;font-weight:600;font-size:1.0625rem;padding-right:10px}details p{color:var(--muted);max-width:920px;margin:16px 0 0;padding-left:18px}code{font-family:Consolas,monospace;font-size:.875em;overflow-wrap:anywhere}.site-footer{border-top:1px solid var(--line);background:var(--soft);padding:28px 0}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:25px;flex-wrap:wrap}.footer-brand>span{font-size:1.1rem}.footer-inner p{font-size:.875rem;color:var(--muted);margin:0}.footer-inner>div{display:flex;gap:23px;font-size:.875rem;color:var(--muted)}[hidden]{display:none!important}.legal{max-width:800px;padding-block:64px 90px}.legal h1{font-size:2.5rem;letter-spacing:-.02em}.legal h2{font-size:1.4rem;margin:35px 0 12px}.legal p,.legal li{color:var(--muted)}.legal .date{font-size:.875rem}.legal a{color:var(--blue);text-decoration:underline}
@media(max-width:1000px){.hero{gap:30px;grid-template-columns:1.4fr 1fr;padding-block:55px 45px}.hero-side{padding:22px}.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:36px}.guide-grid{gap:40px}.section{padding-block:64px}.download-panel{padding:30px}.faq-section{padding-top:0}}
@media(max-width:720px){.container{width:calc(100% - 36px)}.header-inner{min-height:76px;gap:12px}.brand>span{font-size:1.2rem}.brand img{width:29px;height:33px}.brand small{font-size:.75rem;letter-spacing:0}nav{gap:16px;font-size:.875rem}nav>a:not(.nav-download){display:none}.nav-download{padding:7px 12px}.hero{grid-template-columns:1fr;padding-block:42px 30px;gap:30px}h1{font-size:clamp(2.45rem,8vw,3.6rem)}.hero-description{font-size:1rem}.hero-side{display:none}.hero-notes{gap:14px;font-size:.8125rem}.shot-caption{padding:13px 15px;font-size:.8125rem}.caption-secondary{display:none}.shot-panel>img{padding:5px}.section{padding-block:50px}.feature-grid{grid-template-columns:1fr;gap:28px}.feature-card{padding-top:19px}.feature-index{margin-bottom:12px}.guide-grid{grid-template-columns:1fr;gap:20px}.guide-steps li{gap:16px}.download-panel{grid-template-columns:1fr;gap:24px;padding:26px 22px}.download-action{justify-self:stretch;max-width:none}.faq-section{padding-top:0}summary{font-size:1rem}.footer-inner{gap:18px}.footer-inner>div{width:100%;gap:20px}.legal{padding-block:40px 60px}.legal h1{font-size:2rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}

/* 软件界面切换 */
.screenshot-switch{display:flex;flex-shrink:0;gap:4px;background:#e7eef9;padding:4px;border-radius:9px}.screenshot-tab{appearance:none;border:0;border-radius:6px;padding:7px 13px;background:transparent;color:var(--muted);font:600 .875rem/1.5 "Segoe UI","Microsoft YaHei",sans-serif;cursor:pointer}.screenshot-tab[aria-selected="true"]{background:white;color:var(--blue-dark);box-shadow:0 2px 5px #1124470c}.screenshot-tab:focus-visible{outline:3px solid #f59e0b;outline-offset:3px}.screenshot-tab:hover{color:var(--blue)}
@media(max-width:720px){.shot-caption{flex-wrap:wrap;gap:12px}.screenshot-switch{width:100%}.screenshot-tab{flex:1;font-size:.875rem;padding:7px 10px}.shot-panel>img{padding:5px}}