@charset "UTF-8";
:root{--blue:#1557e5;--blue-dark:#1042af;--ink:#132239;--muted:#59677b;--line:#e3e9f1;--pale:#f4f7fc;--radius:18px;--font:"Microsoft YaHei","PingFang SC","Noto Sans SC",system-ui,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:104px}body{margin:0;background:#fff;color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}button{color:inherit}a,button{transition:background .2s,color .2s,box-shadow .2s,transform .2s}button:focus-visible,a:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #1557e5;outline-offset:5px}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.4}h2{font-size:34px;font-weight:700;letter-spacing:-1px}h3{font-size:21px}svg.icon{width:22px;height:22px;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;fill:none;flex-shrink:0}.container{width:min(1200px,calc(100% - 80px));margin-inline:auto}.blue{color:var(--blue)}.eyebrow{font-size:13px;font-weight:600;letter-spacing:1px;display:flex;align-items:center;gap:9px}.dot{display:inline-block;width:6px;height:6px;background:var(--blue);border-radius:50%}.button{display:inline-flex;align-items:center;justify-content:center;gap:13px;min-height:52px;padding:0 25px;border-radius:8px;border:1px solid transparent;font-size:15px;font-weight:600;white-space:nowrap;cursor:pointer}.button.primary{background:var(--blue);color:#fff}.button.primary:hover{background:var(--blue-dark);box-shadow:0 6px 18px #1557e51c}.button.secondary{border-color:#d5deeb;background:#fff}.button.secondary:hover{border-color:var(--blue);color:var(--blue);background:#f6f9ff}.button.small{min-height:42px;padding:0 18px;font-size:14px}.text-link{display:inline-flex;align-items:center;justify-content:center;gap:16px;min-height:44px;font-size:15px;font-weight:600;background:none;border:0;padding:0}.text-link:hover{color:var(--blue);gap:21px}.skip-link{position:fixed;top:-100px;left:16px;background:var(--ink);color:#fff;padding:12px 20px;z-index:100}.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line)}.nav-wrap{height:86px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}.brand>span{font-size:21px;line-height:1.3;letter-spacing:2px;font-weight:700}.brand small{display:block;font-family:Arial,sans-serif;font-size:8px;letter-spacing:1.2px;margin-top:3px;font-weight:500}.site-header nav{display:flex;gap:34px;margin-left:auto;margin-right:40px}.site-header nav a{font-size:14px;min-height:44px;display:flex;align-items:center}.site-header nav a:hover{color:var(--blue)}.menu-toggle{display:none}
.hero{overflow:hidden}.hero-grid{display:grid;grid-template-columns:1fr 1fr;min-height:688px;align-items:center;gap:30px}.hero-copy{padding:55px 0 62px;position:relative;z-index:2}.hero-copy .eyebrow{margin-bottom:29px}.hero h1{font-size:50px;line-height:1.5;letter-spacing:-1.9px;font-weight:700}.hero h1 .blue{position:relative;white-space:nowrap}.hero h1 .blue:after{content:"";position:absolute;bottom:-6px;left:1px;right:1px;height:5px;border-radius:60%;background:#bfdaff}.hero-lead{font-size:17px;color:var(--muted);line-height:1.95;margin-top:27px}.hero-actions{display:flex;align-items:center;gap:29px;margin-top:32px}.hero-meta{display:flex;align-items:center;gap:12px;margin-top:24px;color:#6c788a;font-size:12px}.hero-meta i{height:11px;width:1px;background:#b4bfce}.hero-visual{height:600px;position:relative;border-radius:28px;background:linear-gradient(145deg,#f2f6ff,#e5efff 65%,#d8e8ff);margin:25px -16px 25px 0;isolation:isolate}.visual-grid{position:absolute;inset:0;border-radius:inherit;overflow:hidden;opacity:.36;background-image:linear-gradient(#b8cff066 1px,transparent 1px),linear-gradient(90deg,#b8cff066 1px,transparent 1px);background-size:34px 34px;mask-image:linear-gradient(transparent,#000 20%,#000 90%)}.visual-topline{position:absolute;left:26px;right:26px;top:24px;display:flex;justify-content:space-between;font-size:9px;font-family:Arial,var(--font);letter-spacing:1px;color:#50729d}.ring{position:absolute;width:380px;height:380px;border:1px solid #9bbce940;border-radius:50%;top:120px;left:75px;z-index:-1}.ring-two{width:485px;height:485px;top:67px;left:22px}.phone{position:absolute;left:50%;top:55px;transform:translateX(-39%) rotate(5deg);width:272px;background:#f7f9fc;border:7px solid #25334c;border-radius:36px;padding:10px 12px 9px;box-shadow:15px 28px 45px #2a518c2d,0 0 0 2px #a0b5d0;z-index:2}.phone-camera{position:absolute;top:8px;left:92px;width:75px;height:19px;border-radius:20px;background:#25334c}.phone-status{display:flex;justify-content:space-between;font-size:9px;font-weight:700;padding:0 2px 13px}.phone-top{display:flex;justify-content:space-between;align-items:center}.phone-top>div>span{font-size:9px;color:#5a6880;display:block}.phone-top strong{font-size:17px}.mode-label{color:var(--blue);border:1px solid #c0d3f8;border-radius:5px;padding:3px 5px;font-size:9px}.phone-location{display:flex;justify-content:space-between;font-size:9px;color:#63728a;margin:12px 0 10px}.weight-card{border:1px solid #dae5f8;padding:12px 11px;background:#fff;border-radius:12px}.weight-heading{display:flex;justify-content:space-between;font-size:9px;color:#69778c}.weight-number{font-family:Arial,sans-serif;font-size:58px;line-height:1.4;letter-spacing:-2px;font-weight:700;color:var(--blue)}.weight-number>span{font-size:13px;letter-spacing:0;padding-left:9px}.demo-chips{display:flex;gap:5px;font-size:9px}.demo-chips span{padding:3px 5px;border-radius:4px;background:#eef4ff;color:#244a88}.net-weight{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);margin-top:11px;padding-top:8px;font-size:10px}.net-weight strong{font-size:21px;line-height:1.5}.net-weight small{font-size:10px;font-weight:400}.save-demo{display:flex;align-items:center;justify-content:space-between;border:0;background:var(--blue);color:white;width:100%;margin-top:10px;padding:10px;border-radius:6px;font-size:11px}.save-demo:hover{background:var(--blue-dark)}.flow-heading{display:flex;justify-content:space-between;font-size:10px;margin-top:15px;margin-bottom:8px}.flow-heading span{font-size:9px;color:#6b7b92}.demo-flow{display:flex;justify-content:space-between}.demo-flow>span{border:1px solid #e3e9f1;border-radius:4px;width:38px;padding:3px;text-align:center;font-size:8px;color:#66738a;background:#fff}.demo-flow b{display:block;font-family:Arial,sans-serif;font-size:14px;color:#263c60;font-weight:600}.phone-total{display:flex;justify-content:space-between;margin-top:13px;padding:11px 3px;border-top:1px solid var(--line)}.phone-total>span{font-size:9px;color:#64748b}.phone-total strong{display:block;font-size:22px;font-family:Arial,sans-serif;color:var(--ink)}.phone-total small{font-size:10px;font-family:var(--font);font-weight:400}.phone-bottom{display:flex;justify-content:space-around;border-top:1px solid var(--line);padding-top:8px}.phone-bottom span{font-size:8px;display:flex;flex-direction:column;align-items:center;color:#6b778b;gap:2px}.phone-bottom svg.icon{width:16px;height:16px}.phone-bottom .selected{color:var(--blue)}.float-note{position:absolute;left:5px;top:390px;z-index:3;display:flex;align-items:center;gap:10px;padding:17px 19px;background:#fff;border:1px solid #dce7f5;border-radius:11px;box-shadow:0 15px 32px #37609412;transform:rotate(-4deg)}.check-mark{color:#218d67;background:#e7f6ee;width:30px;height:30px;display:grid;place-items:center;border-radius:50%;font-size:17px}.float-note strong{display:block;font-size:12px}.float-note div>span{font-size:10px;color:#63738c}.visual-caption{position:absolute;bottom:20px;left:28px;right:20px;display:flex;align-items:center;gap:6px;font-size:10px;color:#3b5c89}.visual-caption small{margin-left:auto;font-size:9px;color:#52739e}.live-dot{height:5px;width:5px;background:#368e79;border-radius:50%}
.value-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fafcff}.strip-inner{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;min-height:128px;align-items:center;gap:20px}.strip-inner>p{color:#6d798b;font-size:13px;border-right:1px solid var(--line);line-height:1.8}.strip-inner>p>strong{font-size:18px;color:var(--ink);font-weight:600}.strip-inner>div{display:grid;grid-template-columns:34px 1fr;align-items:center}.strip-inner>div>span{grid-row:span 2;color:var(--blue);font-family:Arial,sans-serif;font-size:12px;align-self:start;padding-top:3px}.strip-inner>div>strong{font-size:16px;font-weight:600}.strip-inner small{color:var(--muted);font-size:12px;margin-top:3px}.section{padding-block:90px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:42px}.section-heading .eyebrow{margin-bottom:12px}.section-heading>p{font-size:14px;line-height:1.9;color:var(--muted);padding-bottom:3px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.feature{border:1px solid var(--line);border-radius:14px;padding:23px 22px 26px;background:#fff}.feature-number{font-size:11px;color:#5a6c86;letter-spacing:1px;margin-bottom:17px;font-family:Arial,var(--font)}.feature h3{font-size:19px;margin:23px 0 11px;letter-spacing:-.3px}.feature>p{font-size:13px;line-height:1.9;color:var(--muted)}.feature-art{height:183px;border-radius:9px;background:#f2f6fd;overflow:hidden}.entry-art{padding:20px}.art-label{font-size:10px;color:#65738a}.art-number{font-family:Arial,sans-serif;font-weight:600;font-size:50px;line-height:1.55;color:var(--blue)}.art-number span{font-size:12px;font-family:var(--font);font-weight:400}.art-equation{display:flex;justify-content:space-between;font-size:10px;background:#fff;border:1px solid #e0e8f5;border-radius:5px;padding:8px;align-items:center}.art-equation strong{color:var(--blue);font-size:11px}.sort-art{padding:20px 17px 12px}.sort-line{display:flex;align-items:center;gap:7px;font-size:10px}.sort-line strong{font-weight:500;margin-left:auto}.tag{background:var(--blue);color:#fff;padding:3px 8px;border-radius:4px}.mini-bars{height:86px;display:flex;gap:10px;align-items:flex-end;padding:12px 4px 0;border-bottom:1px solid #d7e1f1}.mini-bars i{background:#a9c5fa;width:calc(100% / 7);height:var(--h);border-radius:3px 3px 0 0}.mini-bars i:nth-child(3n+2){background:#3774ea}.art-bottom{display:flex;justify-content:space-between;font-size:10px;color:#547098;padding-top:10px}.report-art{padding:21px 34px 0;background:#edf4fa}.report-paper{padding:15px 14px;background:#fff;border:1px solid #dae5ee;box-shadow:0 6px 12px #2546680a;transform:rotate(-4deg);border-radius:3px}.paper-title{display:flex;justify-content:space-between;font-size:11px;font-weight:600;margin-bottom:11px}.paper-title>span+span{color:var(--blue);font-family:Arial,sans-serif;font-size:9px;background:#eef4ff;padding:1px 4px}.paper-row{display:flex;justify-content:space-between;font-size:9px;border-bottom:1px solid #e8edf4;padding:5px 0;color:#66738b}.paper-row strong{font-size:9px;color:#263b59}.paper-total{display:flex;justify-content:space-between;font-size:10px;padding-top:10px;color:var(--blue)}.illustration-note{font-size:11px;color:#67758b;margin-top:17px;text-align:right}.modes-section{background:var(--pale);padding-block:85px;border-block:1px solid var(--line)}.modes-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:120px}.modes-copy>.eyebrow{margin-bottom:15px}.modes-copy h2{font-size:34px}.section-lead{color:var(--muted);font-size:14px;line-height:1.9;margin-top:22px}.mode-tabs{display:inline-flex;border:1px solid #d8e0ec;border-radius:8px;padding:4px;gap:4px;background:#e9eef7;margin:29px 0 22px}.mode-tabs button{border:0;border-radius:5px;padding:9px 23px;min-height:44px;font-size:14px;background:transparent;color:#5a6a80}.mode-tabs [aria-selected=true]{background:#fff;color:var(--blue);font-weight:600;box-shadow:0 2px 5px #1c35560c}#modePanel{min-height:207px}#modePanel>h3{font-size:18px;margin-bottom:9px}#modePanel>p{color:var(--muted);font-size:13px;line-height:1.9;max-width:400px}.check-list{list-style:none;padding:0;margin:16px 0 0;display:grid;gap:6px;font-size:13px}.check-list li:before{content:"✓";color:var(--blue);padding-right:10px}.mode-board{border:1px solid #dce5f2;border-radius:18px;background:#fff;padding:28px 28px 0;box-shadow:0 15px 40px #365c8a09}.board-heading{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:25px;gap:10px}.board-heading>div{display:flex;gap:12px;align-items:center}.board-heading>div>span{font-size:12px;color:#66758a}.board-heading strong{display:block;font-size:16px;color:var(--ink);margin-top:3px}.outline-tag{font-size:10px;border:1px solid #dce4ef;padding:3px 6px;border-radius:5px;color:#6d7c90;white-space:nowrap}.workflow{margin:26px 0;display:grid;gap:14px}.workflow>div{display:flex;align-items:center;gap:15px;padding:17px 14px;border:1px solid #e5eaf2;border-radius:9px}.workflow>div>span{height:30px;width:30px;border-radius:50%;display:grid;place-items:center;background:#edf3fd;color:var(--blue);font-size:12px;font-family:Arial,sans-serif}.workflow p{font-size:14px;font-weight:600;flex:1}.workflow small{display:block;font-size:11px;color:#6a7c93;font-weight:400;margin-top:3px}.workflow svg{width:17px;height:17px;color:#4f739d}.workflow .active{background:#f3f7ff;border-color:#b4cef9}.workflow .active>span{color:white;background:var(--blue)}.workflow .active svg{color:var(--blue)}.board-foot{display:flex;align-items:center;gap:10px;border-top:1px solid var(--line);padding-block:18px;font-size:11px;color:#61728d}.board-foot svg{color:var(--blue);width:18px;height:18px}
.download-layout{display:grid;grid-template-columns:270px 1fr;border:1px solid var(--line);border-radius:16px;overflow:hidden}.download-brand{background:#f0f5ff;padding:34px 30px;display:flex;flex-direction:column;align-items:flex-start}.download-brand img{border-radius:17px}.download-brand h3{font-size:29px;margin-top:19px;margin-bottom:10px}.download-brand p{font-size:14px;color:#52677f;line-height:1.9}.release-tag{display:flex;align-items:center;gap:8px;color:var(--blue-dark);margin-top:28px;font-size:12px;background:#e0eaff;border-radius:20px;padding:4px 11px}.download-hint{font-size:10px;color:#596f8c;margin-top:9px}.download-options{display:grid;grid-template-columns:1fr 1fr;padding:30px;gap:30px}.platform-card{display:flex;flex-direction:column;padding:5px 0}.platform-card+.platform-card{border-left:1px solid var(--line);padding-left:30px}.platform-top{display:flex;align-items:center;gap:11px;flex-wrap:wrap}.platform-icon{width:39px;height:39px;display:grid;place-items:center;background:#ecf3ff;border-radius:8px;color:var(--blue)}.platform-icon svg{width:22px;height:22px}.apple-icon{color:var(--ink);background:#f0f3f7}.platform-top h3{font-size:18px;line-height:1.4}.platform-top>div>span{font-size:10px;color:#69758a}.status-tag{margin-left:auto;align-self:flex-start;font-size:10px;color:#6a7788;background:#f2f4f8;border-radius:4px;padding:2px 6px}.platform-card>p{font-size:13px;color:#617089;margin:25px 0 18px;line-height:1.9;min-height:50px}.platform-meta{display:flex;flex-wrap:wrap;gap:6px 20px;font-size:10px;color:#6c798c;margin-top:auto;margin-bottom:20px}.platform-meta b{font-weight:500;color:#324966;margin-left:5px}.button.full{width:100%;min-height:46px;padding-inline:10px;gap:9px;font-size:13px}.button.full svg{width:18px;height:18px}.download-notice{display:flex;align-items:center;gap:10px;margin-top:17px;color:#5e6f85;font-size:11px}.download-notice svg{width:16px;height:16px}.download-notice>a{margin-left:auto;white-space:nowrap;color:var(--blue);min-height:44px;display:flex;align-items:center;gap:8px}
.support-section{background:#fafbfd;border-block:1px solid var(--line);padding-block:85px}.support-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px}.support-grid .eyebrow{margin-bottom:16px}.support-contact{margin-top:22px;color:var(--blue)}.faq details{border-bottom:1px solid #dfe6f0;padding-block:6px}.faq details:first-child{border-top:1px solid #dfe6f0}.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;font-size:15px;font-weight:500;gap:15px;min-height:67px;padding-block:15px}.faq summary::-webkit-details-marker{display:none}.faq summary>span{font-size:20px;color:#617895;font-weight:400;transition:transform .2s}.faq details[open] summary>span{transform:rotate(45deg)}.faq details>p{color:var(--muted);font-size:13px;line-height:2;padding:0 38px 22px 0;max-width:620px}.about-section{display:flex;align-items:center;gap:34px;padding-block:90px}.about-mark{width:130px;height:130px;background:#eef4ff;border:1px solid #e2eafa;border-radius:22px;flex-shrink:0;display:grid;place-items:center}.about-mark img{border-radius:18px}.about-copy .eyebrow{margin-bottom:10px}.about-copy h2{font-size:28px}.about-copy>p:last-child{font-size:13px;color:var(--muted);line-height:1.9;margin-top:15px}.about-section>.button{margin-left:auto;padding-inline:20px;font-size:13px;min-height:46px}footer{border-top:1px solid var(--line);background:#f8fafc}.footer-top{padding-block:35px;display:flex;align-items:center;gap:35px}.footer-top .brand{opacity:.9}.footer-top .brand>span{font-size:18px}.footer-top>p{font-size:11px;color:#67758b}.footer-top>div{margin-left:auto;display:flex;align-items:center;gap:24px;font-size:11px;color:#52617a}.footer-top button{padding:0;background:none;border:0;font-size:11px;min-height:44px}.footer-top a:hover,.footer-top button:hover{color:var(--blue)}.footer-bottom{padding-block:17px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;color:#68758a;font-size:10px}.footer-bottom>a{min-width:66px}.svg-library{position:absolute;width:0;height:0;overflow:hidden}dialog{border:1px solid #d8e2ef;border-radius:16px;padding:28px;max-width:490px;width:calc(100% - 36px);color:var(--ink);box-shadow:0 25px 80px #13223930}dialog::backdrop{background:#172c4d88;backdrop-filter:blur(3px)}.dialog-head{display:flex;align-items:center;justify-content:space-between;gap:15px}.dialog-head .eyebrow{font-size:11px}.close-dialog{display:grid;place-items:center;width:44px;height:44px;background:#f0f4fa;border:0;border-radius:50%;font-size:23px}.close-dialog:hover{background:#e0e9f6}dialog h2{font-size:24px;margin-top:13px;margin-bottom:18px}dialog>p{font-size:14px;color:#52657d;line-height:1.9}#dialogExtra{font-size:12px;color:#63748a;margin-top:16px;line-height:1.9;word-break:break-word}.close-action{margin-top:28px;width:100%}.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,20px);background:#15314f;color:white;border-radius:10px;padding:14px 20px;font-size:13px;max-width:calc(100% - 30px);width:max-content;opacity:0;pointer-events:none;z-index:50;transition:opacity .2s,transform .2s;box-shadow:0 8px 25px #112b4c25}.toast.show{opacity:1;transform:translate(-50%,0)}
.legal-page{padding-block:65px 90px;max-width:800px}.legal-page h1{font-size:36px;margin-bottom:15px}.legal-page .legal-warning{padding:18px 22px;background:#fff6e4;border:1px solid #eed7a5;border-radius:9px;font-size:14px;color:#745320;margin:24px 0 33px}.legal-page h2{font-size:22px;margin-top:32px;margin-bottom:14px;letter-spacing:0}.legal-page p,.legal-page li{font-size:15px;line-height:2;color:#52617a}.legal-page ul{padding-left:22px}.legal-page .draft-meta{font-size:13px;color:#67758b}.legal-page a{color:var(--blue)}
@media(min-width:1500px){.hero-grid{min-height:740px}.hero-visual{height:620px}.phone{top:64px}.float-note{left:15px;top:400px}}
@media(max-width:1199px){.container{width:calc(100% - 56px)}.hero h1{font-size:40px;letter-spacing:-1.2px}.hero-visual{margin-right:0}.hero-grid{gap:20px}.hero-visual{height:570px}.phone{transform:translateX(-41%) rotate(5deg);width:258px;top:46px}.float-note{left:-8px;padding:13px;top:392px}.visual-topline{font-size:8px;left:19px;right:19px}.visual-caption{left:18px;right:15px;flex-wrap:wrap}.visual-caption small{margin-left:0;flex-basis:100%;padding-left:11px}.modes-grid{gap:65px}.download-layout{grid-template-columns:240px 1fr}.download-options{padding:25px;gap:22px}.platform-card+.platform-card{padding-left:22px}.platform-top{gap:8px}.status-tag{margin-left:0}.platform-top h3{font-size:17px}.platform-top>div>span{font-size:9px}.about-section{gap:25px}.about-copy h2{font-size:25px}.about-mark{width:105px;height:105px}.about-section>.button{padding:0 14px;font-size:12px}.site-header nav{gap:25px;margin-right:20px}}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr 1fr;gap:15px;min-height:600px}.hero h1{font-size:34px}.hero-copy{padding-block:40px}.hero-copy .eyebrow{font-size:11px;margin-bottom:22px}.hero-lead{font-size:14px}.hero-actions{gap:14px}.hero-actions>.button{font-size:13px;padding-inline:15px;gap:8px}.hero-actions .text-link{font-size:12px;gap:5px}.hero-meta{font-size:10px;gap:8px}.hero-visual{height:550px}.phone{transform:translateX(-44%) scale(.91) rotate(5deg);transform-origin:top center;top:52px}.float-note{top:370px;font-size:10px;padding:10px;left:-7px;gap:7px}.float-note strong{font-size:10px}.float-note div>span{font-size:9px}.float-note .check-mark{width:25px;height:25px}.ring-one{left:-25px}.ring-two{left:-77px}.visual-topline>span:first-child{max-width:100px}.site-header nav{gap:19px;margin-right:3px}.site-header nav a{font-size:12px}.brand>span{font-size:19px}.site-header .button{font-size:12px;padding-inline:13px}.section{padding-block:65px}.section-heading{gap:25px}.section-heading h2{font-size:28px}.section-heading>p{font-size:12px}.feature-grid{gap:15px}.feature{padding:17px 15px 22px}.feature-art{height:161px}.art-number{font-size:43px}.entry-art{padding:18px 12px}.art-equation{font-size:8px;padding:6px 4px}.art-equation strong{font-size:9px}.feature h3{font-size:16px}.feature>p{font-size:12px}.sort-line{font-size:8px;gap:4px}.sort-art{padding:18px 10px 10px}.sort-line strong{font-size:8px}.mini-bars{height:78px;gap:7px}.art-bottom{font-size:8px}.report-art{padding:21px 20px 0}.paper-title{font-size:9px}.paper-row{font-size:8px}.strip-inner{grid-template-columns:1.15fr 1fr 1fr 1fr;gap:15px;min-height:112px}.strip-inner>p>strong{font-size:15px}.strip-inner>p{font-size:11px}.strip-inner>div{grid-template-columns:28px 1fr}.strip-inner>div>strong{font-size:14px}.strip-inner small{font-size:10px}.modes-grid{gap:35px}.modes-copy h2{font-size:28px}.mode-board{padding:22px 18px 0}.board-heading strong{font-size:13px}.board-heading img{width:33px;height:33px}.board-heading>div{gap:7px}.outline-tag{font-size:8px}.workflow>div{padding:14px 9px;gap:9px}.workflow p{font-size:12px}.workflow small{font-size:10px}.download-layout{grid-template-columns:190px 1fr}.download-brand{padding:30px 22px}.download-options{padding:20px;gap:18px}.platform-card+.platform-card{padding-left:18px}.platform-top .status-tag{display:none}.platform-top{gap:7px}.platform-icon{width:32px;height:32px}.platform-top h3{font-size:15px}.platform-top>div>span{font-size:8px}.platform-card>p{font-size:12px}.platform-meta{font-size:9px}.button.full{font-size:11px;gap:7px}.button.full svg{width:15px;height:15px}.support-grid{gap:45px}.support-grid h2{font-size:28px}.faq summary{font-size:13px}.faq details>p{font-size:12px}.about-mark{width:88px;height:88px}.about-mark img{width:50px;height:50px}.about-copy h2{font-size:22px}.about-copy>p:last-child{font-size:11px}.about-section>.button{font-size:10px;padding-inline:10px;gap:7px}.footer-top{gap:20px}.footer-top>p{display:none}.footer-top>div{gap:15px;font-size:10px}.footer-top button{font-size:10px}}
@media(max-width:680px){html{scroll-padding-top:84px}.container{width:calc(100% - 40px)}.nav-wrap{height:72px;gap:15px}.brand>span{font-size:19px}.brand img{width:32px;height:32px}.brand small{font-size:7px}.site-header .nav-download{min-height:38px;padding-inline:12px;font-size:11px;margin-left:auto}.menu-toggle{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;width:40px;height:44px;border:0;background:transparent;order:3}.menu-toggle>span{height:1.5px;width:19px;background:var(--ink)}.site-header nav{display:none;position:absolute;left:0;right:0;top:72px;background:white;border-bottom:1px solid var(--line);padding:14px 20px 22px;margin:0;box-shadow:0 15px 30px #13223910}.site-header nav.is-open{display:grid;grid-template-columns:1fr 1fr;gap:7px 20px}.site-header nav a{min-height:45px;padding:0 10px;font-size:14px}.hero-grid{grid-template-columns:1fr;gap:0}.hero-copy{padding:43px 0 34px}.hero-copy .eyebrow{font-size:11px;margin-bottom:22px}.hero h1{font-size:36px;letter-spacing:-1.5px;line-height:1.5}.hero-lead{font-size:14px;line-height:1.95;margin-top:26px}.hero-actions{gap:22px;margin-top:26px}.hero-actions>.button{font-size:13px;padding-inline:19px;min-height:50px;gap:9px}.hero-actions .text-link{font-size:13px;gap:10px}.hero-meta{margin-top:20px;font-size:10px}.hero-visual{margin:0 0 25px;height:520px;border-radius:16px}.phone{width:272px;transform:translateX(-40%) scale(.86) rotate(5deg);top:42px}.visual-topline{top:17px;left:17px;right:17px;font-size:7px}.visual-topline>span:first-child{max-width:none}.float-note{left:7px;top:358px;padding:12px}.float-note strong{font-size:10px}.visual-caption{bottom:14px;font-size:9px;gap:5px}.visual-caption small{font-size:8px;flex-basis:auto;margin-left:auto;padding-left:0}.ring-one{width:300px;height:300px;left:20px;top:120px}.ring-two{width:390px;height:390px;left:-25px;top:75px}.strip-inner{grid-template-columns:repeat(3,1fr);min-height:128px;padding-block:22px;gap:10px}.strip-inner>p{grid-column:1/-1;border:0;display:flex;align-items:center;gap:12px;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:4px;font-size:10px}.strip-inner>p br{display:none}.strip-inner>p>strong{font-size:12px}.strip-inner>div{grid-template-columns:23px 1fr}.strip-inner>div>span{font-size:10px}.strip-inner>div>strong{font-size:13px}.strip-inner small{font-size:8px;margin-top:4px}.section{padding-block:52px}.section-heading{display:block;margin-bottom:28px}.section-heading h2{font-size:27px}.section-heading>.eyebrow,.section-heading .eyebrow{font-size:11px;margin-bottom:10px}.section-heading>p{font-size:12px;margin-top:15px}.section-heading>p br{display:none}.feature-grid{grid-template-columns:1fr;gap:16px}.feature{padding:21px}.feature-number{font-size:10px;margin-bottom:14px}.feature-art{height:190px}.entry-art{padding:20px 28px}.art-number{font-size:54px;line-height:1.55}.art-equation{font-size:10px;padding:8px}.art-equation strong{font-size:11px}.feature h3{font-size:19px;margin-top:20px}.feature>p{font-size:13px}.sort-art{padding:21px 25px}.sort-line,.sort-line strong{font-size:10px}.mini-bars{height:90px;gap:12px}.art-bottom{font-size:10px}.report-art{padding:25px 55px 0}.paper-title{font-size:11px}.paper-row{font-size:9px}.illustration-note{font-size:10px;text-align:left}.modes-section{padding-block:52px}.modes-grid{grid-template-columns:1fr;gap:26px}.modes-copy>.eyebrow{font-size:11px}.modes-copy h2{font-size:28px}.section-lead{font-size:13px;margin-top:17px}.mode-tabs{margin-top:23px}.mode-tabs button{font-size:13px;padding-inline:28px}#modePanel{min-height:205px}#modePanel>p{font-size:12px}.check-list{font-size:12px}.mode-board{padding:23px 21px 0}.board-heading strong{font-size:15px}.board-heading>div{gap:10px}.board-heading img{width:38px;height:38px}.outline-tag{font-size:9px}.workflow p{font-size:13px}.workflow small{font-size:10px}.workflow>div{padding:17px 12px;gap:12px}.board-foot{font-size:10px}.download-layout{grid-template-columns:1fr}.download-brand{display:grid;grid-template-columns:60px 1fr;column-gap:17px;padding:25px}.download-brand img{grid-row:span 2;width:60px;height:60px;border-radius:14px}.download-brand h3{font-size:25px;margin:0;line-height:1.3}.download-brand p{font-size:11px;margin-top:6px}.download-brand p br{display:none}.release-tag{grid-column:1/-1;margin-top:18px;justify-self:start;font-size:10px}.download-hint{grid-column:1/-1;font-size:10px}.download-options{grid-template-columns:1fr;padding:26px;gap:28px}.platform-card+.platform-card{padding:26px 0 0;border-left:0;border-top:1px solid var(--line)}.platform-top .status-tag{display:inline-block;margin-left:auto}.platform-icon{width:40px;height:40px}.platform-top{gap:10px}.platform-top h3{font-size:18px}.platform-top>div>span{font-size:10px}.platform-card>p{font-size:12px;margin:17px 0;min-height:0}.platform-meta{font-size:10px;margin-bottom:16px}.button.full{font-size:13px;min-height:48px}.button.full svg{width:18px;height:18px}.download-notice{font-size:10px;align-items:flex-start;gap:7px}.download-notice svg{margin-top:2px}.download-notice>a{font-size:10px;align-items:flex-start;gap:5px}.download-notice p{flex:1}.support-section{padding-block:52px}.support-grid{grid-template-columns:1fr;gap:25px}.support-grid h2{font-size:28px}.support-grid .eyebrow{font-size:11px}.support-grid h2 br{display:none}.support-contact{margin-top:16px;font-size:13px}.faq summary{font-size:13px;min-height:66px}.faq details>p{font-size:12px;line-height:2;padding-right:20px}.about-section{display:grid;grid-template-columns:58px 1fr;gap:18px;padding-block:52px}.about-mark{width:58px;height:58px;border-radius:13px;align-self:start}.about-mark img{width:38px;height:38px;border-radius:10px}.about-copy .eyebrow{font-size:10px;margin-bottom:7px}.about-copy h2{font-size:20px}.about-copy>p:last-child{font-size:12px}.about-copy>p:last-child br{display:none}.about-section>.button{grid-column:2;justify-self:start;margin:0;font-size:12px;padding-inline:16px;min-height:44px}.footer-top{display:block;padding-block:30px}.footer-top>div{display:flex;margin-top:23px;gap:21px;flex-wrap:wrap}.footer-top>div a,.footer-top button{min-height:44px;display:flex;align-items:center;font-size:10px}.footer-top .brand>span{font-size:19px}.footer-bottom{display:grid;grid-template-columns:1fr auto;gap:9px;font-size:9px;padding-block:17px}.footer-bottom>span:nth-child(2){grid-column:1/-1;grid-row:2}.footer-bottom>a{grid-column:2;grid-row:1}.legal-page{padding-block:40px 65px}.legal-page h1{font-size:29px}.legal-page h2{font-size:21px}.legal-page .legal-warning{font-size:13px}.legal-page p,.legal-page li{font-size:14px}dialog{padding:22px}dialog h2{font-size:22px}.toast{font-size:12px}}
@media(max-width:360px){.container{width:calc(100% - 32px)}.hero h1{font-size:32px}.nav-wrap{gap:8px}.hero-visual{height:500px}.phone{transform:translateX(-42%) scale(.82) rotate(5deg)}.float-note{top:345px;left:3px;padding:9px}.visual-caption small{font-size:7px}.section-heading h2{font-size:24px}.art-equation{font-size:9px}.report-art{padding-inline:35px}.board-heading strong{font-size:13px}.download-options{padding:22px}.download-brand{padding:22px}.about-copy h2{font-size:18px}}
.phone{transform:translateX(-39%) scale(.83) rotate(5deg);transform-origin:top center}.save-demo{min-height:60px}
@media(max-width:1199px){.phone{transform:translateX(-41%) scale(.8) rotate(5deg)}}
@media(max-width:900px){.phone{transform:translateX(-44%) scale(.79) rotate(5deg)}}
@media(max-width:680px){.hero-visual{height:560px}.phone{transform:translateX(-40%) scale(.78) rotate(5deg)}}
@media(max-width:360px){.hero-visual{height:540px}.phone{transform:translateX(-42%) scale(.74) rotate(5deg)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}

/* Readability and touch refinements, 2026-10-23. Illustrative app artwork
   keeps its own scale; the website's reading and navigation controls do not. */
:root { --secondary-text: #52617a; }
.site-header nav a { font-size: 16px; }
.hero-actions { flex-wrap: wrap; }
.hero-meta, .feature-number, .illustration-note, .outline-tag,
.platform-meta, .download-hint, .status-tag, .release-tag,
.download-notice, .footer-bottom { font-size: 14px; color: var(--secondary-text); }
.hero-meta, .outline-tag, .platform-meta, .footer-bottom { color: var(--secondary-text); }
.section-heading > p, .feature > p, .section-lead, #modePanel > p,
.check-list, .platform-card > p, .download-brand > p,
.faq details > p, .about-copy > p:last-child { font-size: 16px; }
.eyebrow, .board-heading > div > span, .workflow small,
.board-foot, .platform-top > div > span,
.footer-top > p, .footer-top > div, .footer-top button { font-size: 14px; }
.hero-copy .eyebrow, .section-heading .eyebrow, .modes-copy > .eyebrow,
.support-grid .eyebrow, .about-copy .eyebrow { font-size: 14px; }
.board-heading strong { font-size: 16px; }
.strip-inner small { font-size: 14px; }
.strip-inner > div > strong, .workflow p { font-size: 16px; }
.board-heading { flex-wrap: wrap; }
#modePanel { min-height: 260px; }
.faq summary { font-size: 16px; }
.button, .text-link { font-size: 16px; }
.button.full { min-height: 50px; font-size: 16px; }
.button.small, .site-header .button { min-height: 44px; font-size: 14px; }
.platform-top h3 { font-size: 20px; }
.platform-top .status-tag { display: inline-block; }
.platform-card > p { min-height: 62px; }
.platform-meta { gap: 8px 18px; }
.download-notice { align-items: flex-start; }
.download-notice .icon { margin-top: 4px; }
.download-notice a { align-items: flex-start; padding-top: 2px; }
.footer-top > div { flex-wrap: wrap; }
.footer-top > div a { min-height: 44px; display: inline-flex; align-items: center; }
.close-dialog { flex-shrink: 0; }
dialog > p { font-size: 16px; }
#dialogExtra, .dialog-head .eyebrow { font-size: 14px; }

@media (min-width: 681px) and (max-width: 1100px) {
  .download-layout { grid-template-columns: 1fr; }
  .download-brand { display: grid; grid-template-columns: 76px minmax(0, 1fr) auto; gap: 8px 22px; align-items: center; }
  .download-brand img { grid-row: span 2; }
  .download-brand h3 { margin: 0; }
  .download-brand > p { grid-column: 2; grid-row: 2; }
  .download-brand > p br { display: none; }
  .release-tag { grid-column: 3; grid-row: 1; margin: 0; }
  .download-hint { grid-column: 3; grid-row: 2; max-width: 200px; }
  .download-options { padding: 28px; gap: 28px; }
  .platform-card + .platform-card { padding-left: 28px; }
  .about-section { flex-wrap: wrap; }
  .about-section > .button { margin-left: 0; }
}
@media (max-width: 900px) {
  .hero-actions { gap: 12px 20px; }
  .hero-actions > .button { font-size: 16px; }
  .hero-actions .text-link, .about-section > .button { font-size: 16px; }
  .section-heading { align-items: flex-start; }
  .section-heading > p { max-width: 300px; }
  .modes-grid { gap: 32px; }
  .mode-board { padding-inline: 20px; }
  .workflow > div { flex-wrap: wrap; }
  .workflow p { min-width: 0; }
  .workflow small { overflow-wrap: anywhere; }
  .outline-tag { white-space: normal; }
}
@media (max-width: 680px) {
  .nav-wrap { gap: 10px; }
  .site-header .nav-download { min-height: 44px; font-size: 14px; padding-inline: 12px; flex-shrink: 0; }
  .nav-download .cta-arrow { display: none; }
  .menu-toggle { width: 44px; min-width: 44px; flex: 0 0 44px; }
  .site-header nav a { font-size: 16px; min-height: 48px; }
  .hero-lead { font-size: 16px; }
  .hero-actions { gap: 12px 24px; }
  .hero-meta { flex-wrap: wrap; gap: 6px 10px; }
  .strip-inner > p { display: block; font-size: 14px; }
  .strip-inner > p > strong { display: block; font-size: 16px; margin-top: 4px; }
  .strip-inner > div { display: flex; flex-direction: column; gap: 4px; align-items: flex-start; }
  .strip-inner > div > span { font-size: 14px; }
  .strip-inner small { margin-top: 0; }
  .feature > p, #modePanel > p, .faq details > p { line-height: 1.9; }
  .mode-tabs { display: flex; }
  .mode-tabs button { flex: 1; min-height: 48px; padding-inline: 16px; font-size: 16px; }
  #modePanel { min-height: 290px; }
  .section-heading > p { max-width: none; }
  .download-brand > p { font-size: 16px; }
  .download-options { padding: 24px; }
  .platform-top { align-items: flex-start; gap: 10px; }
  .platform-top .status-tag { margin-left: 0; }
  .platform-card > p { min-height: 0; }
  .platform-meta { font-size: 14px; }
  .download-notice { flex-wrap: wrap; }
  .download-notice > p { flex: 1; min-width: 0; }
  .download-notice > a { margin-left: 26px; min-height: 44px; font-size: 14px; }
  .support-contact { font-size: 16px; }
  .about-section { grid-template-columns: 1fr; }
  .about-section > .button { grid-column: 1; justify-self: start; font-size: 16px; }
  .about-copy h2 { font-size: 24px; }
  .footer-top > div { gap: 8px 20px; }
  .footer-top > div a, .footer-top button { font-size: 14px; }
  .footer-bottom { font-size: 14px; }
  .footer-bottom > span { min-width: 0; overflow-wrap: anywhere; }
  .legal-page .legal-warning, .legal-page .draft-meta { font-size: 14px; }
  .legal-page p, .legal-page li { font-size: 16px; }
}
@media (max-width: 360px) {
  .nav-wrap { width: calc(100% - 24px); gap: 8px; }
  .nav-wrap .brand { gap: 8px; }
  .nav-wrap .brand > span { font-size: 18px; }
  .hero-actions > .button { padding-inline: 16px; }
  .download-options { padding: 20px; }
  .board-heading > div { align-items: flex-start; }
  .board-heading strong { font-size: 15px; }
  .platform-icon { width: 34px; height: 34px; }
  .platform-top h3 { font-size: 18px; }
}