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:root{--blue:#0759ff;--ink:#101e42;--muted:#667895;--line:#e1eafb;--teal:#008e88;--ease:cubic-bezier(.22,1,.36,1)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:#fff;color:var(--ink);font:15px/1.7 'Segoe UI','Microsoft YaHei',sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid 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.25s}.showcase-tabs button[aria-selected=true],.guide-tabs button[aria-selected=true]{background:white;color:var(--blue);box-shadow:0 3px 12px #2257aa0d;font-weight:600}.screen-frame{max-width:1060px;margin:auto;padding:8px;border-radius:17px;background:#fff;border:1px solid #dce9ff;box-shadow:0 30px 80px -40px #4276b855}.screen-frame img{border-radius:10px;width:100%;height:auto}.screen-frame [role=tabpanel]{animation:tab-enter .4s var(--ease)}.screen-note{text-align:center;color:#94a4bd;font-size:11px;margin-top:22px}.download-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.download-card{border:1px solid #dae7fb;border-radius:20px;background:white;padding:32px;box-shadow:0 8px 30px #325fa905;transition:transform .35s var(--ease),box-shadow .35s var(--ease)}.download-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px #325fa90d}.download-card:first-child{background:linear-gradient(145deg,#f4f9ff,#fff 80%);border-color:#bdd8ff}.download-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.download-icon{width:52px;height:52px;border-radius:14px;background:var(--blue);color:white;font-size:35px;display:grid;place-items:center;box-shadow:0 6px 14px #0054ff20}.download-icon.extension{background:#e5efff;color:var(--blue);box-shadow:none}.version{font-size:11px;color:#7186a8;background:#f0f5ff;border-radius:20px;padding:5px 11px}.download-card h3{font-size:25px}.download-card>p{font-size:13px;color:var(--muted);margin-top:8px}.download-card ul{padding:0;list-style:none;font-size:13px;color:#5f789c;line-height:2.3;margin:23px 0 28px}.download-card li:before{content:'✓';color:#77a0d9;margin-right:11px}.download-card>.button{width:100%;padding:13px 18px;justify-content:flex-start}.download-size{margin-left:auto;font-size:11px;opacity:.7;font-weight:400}.checksum{margin-top:13px;color:#91a2bd;font-size:10px}.checksum summary{cursor:pointer;width:fit-content}.checksum code{display:block;overflow-wrap:anywhere;color:#607a9e;margin-top:8px;font-size:10px}.button:disabled{cursor:default;background:#edf2fa;color:#9ba9bd;border-color:#e0e8f4;box-shadow:none}.button:disabled:hover{transform:none}.release-note{text-align:center;color:#8a9bb4;font-size:11px;margin-top:20px}.guide{padding-top:65px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:38px}.steps article{position:relative;padding:0 24px}.steps article:not(:last-child):after{content:'';position:absolute;right:-12px;top:30px;height:1px;width:52%;background:linear-gradient(90deg,#dae7fa,transparent)}.step-number{position:relative;z-index:1;display:grid;place-items:center;background:#eef5ff;color:var(--blue);border:1px solid #dbe8fb;width:56px;height:56px;border-radius:16px;font-size:19px;font-weight:600;margin-bottom:22px}.steps h3{font-size:19px;margin-bottom:12px}.steps p{font-size:13px;color:var(--muted);line-height:1.9}.steps code{font:11px monospace;background:#f1f5fc;padding:2px 5px;border-radius:4px;overflow-wrap:anywhere}.faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;padding-top:60px}.faq-heading h2{font-size:34px}.faq-heading p{color:var(--muted);font-size:13px;margin-top:18px}.faq-heading img{width:250px;height:auto;margin-top:40px;opacity:.85}.faq-list details{border-bottom:1px solid #e6edf8;padding:22px 0}.faq-list details:first-child{padding-top:0}.faq-list summary{display:flex;align-items:center;justify-content:space-between;gap:20px;font-weight:600;font-size:15px;list-style:none;cursor:pointer}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{font-size:22px;font-weight:400;color:#92a7c5;transition:transform .3s}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list p{font-size:13px;color:var(--muted);margin-top:16px;line-height:1.9;animation:tab-enter .3s var(--ease)}.final-cta{max-width:1216px;display:flex;align-items:center;justify-content:space-between;margin:10px auto 75px;padding:48px 60px;background:linear-gradient(110deg,#edf5ff,#e0eeff);border:1px solid #d4e5ff;border-radius:22px;position:relative;overflow:hidden}.final-cta:after{content:'';position:absolute;right:-100px;top:-150px;width:450px;height:450px;border:1px solid #b7d4fc;border-radius:50%;box-shadow:0 0 0 70px #c9e0ff40;pointer-events:none}.final-cta h2{font-size:34px}.final-cta .eyebrow{margin-bottom:13px}.final-cta .button{z-index:1}.site-footer{max-width:1280px;margin:auto;padding:0 32px 30px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:25px}.site-footer .logo{font-size:17px}.site-footer p{font-size:11px;color:#8496b0;margin-top:10px}.footer-links{display:flex;gap:30px;font-size:12px;color:#6d83a3}.footer-bottom{flex-basis:100%;display:flex;justify-content:space-between;gap:12px;border-top:1px solid #edf1f8;padding-top:24px;margin-top:15px;font-size:10px;color:#96a6bb}.download-toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:50;background:#152d51;color:white;border-radius:12px;padding:14px 22px;font-size:13px;box-shadow:0 8px 35px #14254a25;max-width:calc(100% - 24px)}.motion-ready .reveal{opacity:0;transform:translateY(22px);transition:opacity .75s var(--ease),transform .75s var(--ease)}.motion-ready .reveal.visible{opacity:1;transform:translateY(0)}.feature-card:nth-child(2),.download-card:nth-child(2){transition-delay:.07s}.feature-card:nth-child(3){transition-delay:.14s}@keyframes enter{from{opacity:0;transform:translateY(25px)}to{opacity:1;transform:translateY(0)}}@keyframes product-enter{from{opacity:0;transform:perspective(1600px) rotateY(-7deg) rotateX(3deg) rotateZ(1deg) translateY(35px)}to{opacity:1;transform:perspective(1600px) rotateY(-7deg) rotateX(3deg) rotateZ(1deg)}}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}@keyframes tab-enter{from{opacity:.3;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
@media(min-width:1600px){.hero{padding-top:110px;padding-bottom:38px;min-height:810px}.hero-product{margin-right:-100px}}
@media(max-width:1150px){.nav-shell{gap:22px}.site-header nav{gap:22px}.hero{padding-top:65px;gap:12px;min-height:680px}.hero-product{margin-right:-35px}.hero-actions{gap:5px}.hero-actions .button{font-size:12px;padding:12px 14px}.hero-description{font-size:15px}.hero-notes{gap:10px;font-size:10px}.feature-card{padding:23px}.feature-card h3{font-size:21px}.section{padding-top:75px;padding-bottom:75px}h2{font-size:34px}.final-cta{margin-left:32px;margin-right:32px}.hero-bottom{margin-top:65px}}
@media(max-width:900px){.hero{grid-template-columns:1fr;gap:48px;padding-top:55px;min-height:0;text-align:center}.hero-copy{max-width:700px;margin:auto}h1{font-size:48px}.hero-actions,.hero-notes{justify-content:center}.hero-product{width:90%;max-width:690px;margin:0 auto;transform:none}.hero-bottom{margin-top:22px;text-align:left}.floating-note{right:16px}.feature-grid{grid-template-columns:1fr 1fr}.feature-large{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:0 35px}.feature-large .feature-icon,.feature-large .card-kicker,.feature-large h3,.feature-large p{grid-column:1}.feature-large .mini-ledger{grid-column:2;grid-row:2/5;margin-top:0;align-self:center}.feature-large .demo-label{grid-column:2}.feature-large{min-height:300px}.feature-card{min-height:350px}.section-heading{align-items:flex-start}.section-heading p{font-size:13px}.privacy-strip p{max-width:500px}.faq{gap:40px}.faq-heading h2{font-size:29px}.final-cta{padding:38px}.hero-product{animation-name:enter}.steps{gap:12px}.steps article{padding:0 10px}}
@media(max-width:650px){html{scroll-padding-top:85px}.nav-shell{height:68px;padding:0 20px;gap:12px}.logo{font-size:17px;gap:8px}.logo img{width:30px;height:30px}.nav-download{margin-left:auto;font-size:11px;padding:8px 11px}.nav-download span{display:none}.menu-toggle{display:flex;flex-direction:column;gap:5px;align-items:center;justify-content:center;order:3;width:32px;height:36px;padding:0;background:transparent;border:0;cursor:pointer}.menu-toggle>span{display:block;width:20px;height:1.5px;background:#35517a;transition:transform .3s}.menu-toggle[aria-expanded=true]>span:first-child{transform:translateY(3.2px) rotate(45deg)}.menu-toggle[aria-expanded=true]>span:last-child{transform:translateY(-3.2px) rotate(-45deg)}.site-header nav{position:absolute;top:68px;left:0;right:0;background:white;display:none;padding:20px 24px;border-bottom:1px solid var(--line);box-shadow:0 15px 25px #24406909;margin:0;gap:20px;flex-direction:column}.site-header nav.open{display:flex}.hero{padding:45px 20px 25px;gap:36px}h1{font-size:36px;letter-spacing:-1px}.hero .eyebrow{font-size:10px;margin-bottom:22px}.hero-description{font-size:14px;margin-top:20px}.hero-actions{flex-wrap:wrap;gap:8px;margin-top:26px}.hero-actions .button{font-size:12px;min-height:45px}.hero-notes{flex-wrap:wrap;gap:12px;margin-top:19px}.hero-product{width:100%;border-radius:10px}.product-top{padding:9px 10px;font-size:8px}.product-caption{font-size:8px;padding:8px 10px;gap:7px}.product-caption>span:last-child{font-size:7px}.floating-note{padding:10px 13px;bottom:-16px;right:12px;gap:9px}.note-icon{width:28px;height:28px;font-size:20px}.floating-note b{font-size:10px}.floating-note small{font-size:8px}.hero-bottom{flex-direction:column;gap:13px;font-size:10px;align-items:center;margin-top:27px;padding-top:20px}.hero-bottom>div{font-size:11px;gap:15px}.section{padding:58px 20px}.section-heading{flex-direction:column;gap:18px;margin-bottom:28px}h2{font-size:29px;letter-spacing:-.8px}.eyebrow{font-size:9px;letter-spacing:1.5px}.section-heading p{font-size:13px}.feature-grid{grid-template-columns:1fr;gap:16px}.feature-large{display:block;min-height:0;grid-column:auto}.feature-card{padding:25px;min-height:0}.feature-card h3{font-size:23px}.feature-large .mini-ledger{margin-top:24px}.flow-art{margin-top:24px}.bars{height:88px}.feature-icon{margin-bottom:19px}.privacy-strip{padding:20px;align-items:flex-start;gap:13px;flex-wrap:wrap}.privacy-strip b{font-size:13px}.privacy-strip p{font-size:11px}.privacy-strip a{margin-left:43px;font-size:11px}.privacy-strip>div{flex:1;min-width:200px}.shield{font-size:27px}.centered{align-items:center;gap:0}.showcase-tabs button,.guide-tabs button{font-size:11px;padding:9px 11px}.showcase-tabs,.guide-tabs{gap:3px}.screen-frame{border-radius:10px;padding:4px}.screen-frame img{border-radius:6px}.screen-note{font-size:9px}.download-grid{grid-template-columns:1fr;gap:18px}.download-card{padding:26px}.download-card h3{font-size:23px}.version{font-size:10px}.release-note{font-size:10px}.steps{grid-template-columns:1fr;gap:26px}.steps article{padding:0 0 0 70px;min-height:85px}.step-number{position:absolute;left:0;top:0;width:48px;height:48px;font-size:17px;margin:0;border-radius:13px}.steps article:not(:last-child):after{left:24px;top:55px;height:calc(100% - 28px);width:1px;background:#dce8fa}.steps h3{font-size:17px;margin-bottom:8px}.steps p{font-size:12px}.faq{grid-template-columns:1fr;gap:30px;padding-top:35px}.faq-heading img{display:none}.faq-heading h2{font-size:29px}.faq-list summary{font-size:13px}.faq-list p{font-size:12px}.final-cta{margin:0 20px 55px;padding:30px;flex-direction:column;align-items:flex-start;gap:24px}.final-cta h2{font-size:27px}.final-cta .button{font-size:12px}.site-footer{padding:0 20px 25px;gap:25px}.footer-links{gap:23px;font-size:11px}.footer-bottom{flex-direction:column;font-size:9px;margin-top:0}.site-footer p{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.motion-ready .reveal{opacity:1;transform:none}.hero-product{will-change:auto}}
/* Keep the real application screenshot at its natural proportions. */
.hero-product{min-width:0}.product-image{width:100%;height:auto;object-fit:contain}
.motion-ready .feature-card.visible:hover{transform:translateY(-6px)}.motion-ready .download-card.visible:hover{transform:translateY(-4px)}

/* Resting text stays on the normal paint surface; only decorative elements float. */
body{font-family:"Segoe UI","Microsoft YaHei UI","Microsoft YaHei",sans-serif;font-size:16px;color:#172b50}
.hero-product{transform:none;will-change:auto;animation:none}
.motion-ready .reveal.visible{transform:none}
.section-heading p,.feature-card p,.steps p,.faq-list p,.hero-description{color:#49617f;font-size:16px;line-height:1.85}
.eyebrow,.card-kicker,.hero-notes,.demo-label,.version,.screen-note,.release-note,.checksum summary,.site-footer p,.footer-bottom,.product-caption,.product-top{font-size:13px;color:#526782}
.hero-notes{font-size:14px}.floating-note small{color:#526782;font-size:13px}
.mini-ledger{font-size:15px}.privacy-strip p{font-size:15px;color:#49617f}
.screen-zoom{display:block;width:100%;border:0;background:transparent;padding:0;cursor:zoom-in}
.screen-zoom:focus-visible{outline:3px solid #0057ff;outline-offset:4px;border-radius:12px}
.screen-note{font-size:14px;color:#526782}.screen-note b{font-weight:600;color:#0057dd}
.screen-dialog{width:calc(100vw - 32px);max-width:1700px;max-height:calc(100dvh - 32px);border:1px solid #cadcf2;border-radius:18px;padding:0;background:#f7faff;color:#172b50;box-shadow:0 30px 100px #10294855}
.screen-dialog::backdrop{background:#102440bb;backdrop-filter:blur(5px)}
.screen-dialog header{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;gap:16px}
.screen-dialog header button{padding:9px 16px;border:1px solid #cadcf2;border-radius:9px;background:white;color:#172b50;cursor:pointer;font:inherit}
.screen-dialog .screen-scroll{max-height:calc(100dvh - 110px);overflow:auto;background:#e7f1ff}
.screen-dialog img{display:block;width:1586px;max-width:none;height:auto;margin:auto}
@media(max-width:768px){.section-heading p,.feature-card p,.steps p,.faq-list p{font-size:15px}.hero-notes{font-size:13px}.eyebrow,.card-kicker,.demo-label,.version,.footer-bottom{font-size:12px}.screen-dialog header{padding:12px;font-size:14px}}

.manual-entry-links{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin:24px 0 32px}
.intro-video{display:grid;grid-template-columns:.85fr 1.35fr;gap:64px;align-items:center;scroll-margin-top:110px}
.intro-video-copy h2{font-size:clamp(32px,4vw,50px);line-height:1.25;letter-spacing:-1px;margin:18px 0 22px;color:#172b50}.intro-video-copy p{font-size:17px;line-height:1.9;color:#526782}.intro-video-topics{display:flex;flex-wrap:wrap;gap:8px;margin:25px 0}.intro-video-topics span{font-size:13px;color:#4d6992;padding:7px 12px;background:#edf4ff;border-radius:8px}.intro-video-copy small{display:block;color:#70839b;font-size:12px;margin-top:18px}.intro-video-copy button{font:inherit;cursor:pointer}
.intro-video-preview{min-width:0}.intro-video-cover{width:100%;display:block;padding:0;overflow:hidden;border:1px solid #dce7f7;border-radius:20px;background:#fff;box-shadow:0 18px 45px #365f9f10;text-align:left;color:#172b50;cursor:pointer;font:inherit;transition:transform .22s ease,box-shadow .22s ease}.intro-video-cover:hover{transform:translateY(-3px);box-shadow:0 22px 50px #365f9f20}.intro-video-cover:focus-visible{outline:3px solid #0057ff;outline-offset:5px}.intro-cover-chrome{display:flex;justify-content:space-between;align-items:center;padding:17px 20px;font-size:12px;color:#6680a3;background:#fcfdff}.intro-cover-dots{letter-spacing:3px;color:#a9c4ea;font-size:10px}.intro-cover-screen{position:relative;padding:18px;background:linear-gradient(135deg,#edf5ff,#e1eeff);aspect-ratio:16/10;overflow:hidden}.intro-cover-screen img{display:block;width:100%;height:100%;object-fit:cover;object-position:top;border-radius:8px;box-shadow:0 6px 20px #4e79b522}.intro-cover-screen:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,#1e437127,transparent 65%);pointer-events:none}.intro-play-symbol{position:absolute;z-index:1;left:50%;top:50%;transform:translate(-50%,-50%);width:72px;height:72px;display:grid;place-items:center;border-radius:50%;background:#0755ff;box-shadow:0 0 0 9px #ffffff99,0 8px 28px #004de34d}.intro-play-symbol svg{width:31px;height:31px;fill:white;margin-left:4px}.intro-cover-caption{display:flex;align-items:center;justify-content:space-between;padding:22px 24px;gap:12px}.intro-cover-caption b{font-size:16px;font-weight:600}.intro-cover-caption small{display:block;font-size:12px;color:#6d829f;margin-top:7px}.intro-cover-arrow{font-size:24px;color:#0755ff}
.intro-film-dialog{padding:0;border:1px solid #dce7f7;border-radius:20px;width:min(520px,calc(100vw - 28px));max-height:calc(100dvh - 28px);background:#f6faff;color:#172b50;box-shadow:0 25px 90px #09234555;overflow:auto}.intro-film-dialog::backdrop{background:#0d2449b8;backdrop-filter:blur(6px)}.intro-film-dialog header{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 20px}.intro-film-dialog header strong{font-size:15px}.intro-film-dialog header small{display:block;font-size:12px;color:#69819e;margin-top:5px}.intro-film-close{border:1px solid #dce7f7;border-radius:10px;width:36px;height:36px;background:white;color:#375779;font:26px/1 sans-serif;cursor:pointer}.intro-film-dialog video{display:block;margin:auto;height:min(72dvh,760px);max-width:100%;aspect-ratio:9/16;background:#eaf3ff;object-fit:contain}.intro-film-dialog footer{display:flex;justify-content:space-between;gap:12px;padding:16px 20px;font-size:12px;color:#69819e}.intro-film-dialog footer a{color:#0755ff}
@media(max-width:768px){.intro-video{grid-template-columns:1fr;gap:28px}.intro-video-copy h2{font-size:34px}.intro-video-copy p{font-size:16px}.intro-cover-caption{padding:18px}.intro-cover-caption b{font-size:14px}.intro-play-symbol{width:60px;height:60px}.intro-cover-screen{padding:12px}.intro-film-dialog header{padding:14px}.intro-film-dialog footer{padding:14px;font-size:11px}}
@media(prefers-reduced-motion:reduce){.intro-video-cover{transition:none}.intro-video-cover:hover{transform:none}}