:root{--ink:#171712;--muted:#66655e;--paper:#f6f4ef;--surface:#fff;--line:#dedbd2;--red:#e54b2f;--red-dark:#c93b22;--yellow:#f2c84b;--green:#2f6e5c;--shadow:0 18px 55px rgba(25,24,19,.09);--radius:18px;--sans:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.container{width:min(1180px,calc(100% - 48px));margin:0 auto}.skip-link{position:fixed;left:16px;top:-60px;z-index:100;background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px}.skip-link:focus{top:16px}.site-header{position:sticky;top:0;z-index:40;background:rgba(246,244,239,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(23,23,18,.08)}.nav-shell{width:min(1240px,calc(100% - 40px));height:76px;margin:auto;display:flex;align-items:center;justify-content:space-between}.brand{display:inline-flex;align-items:center;gap:11px}.brand img{width:38px;height:38px;border-radius:12px}.brand span{display:flex;flex-direction:column;line-height:1.05}.brand b{font-size:17px}.brand small{font-size:8px;letter-spacing:.16em;color:#88867d;margin-top:5px}.primary-nav{display:flex;align-items:center;gap:34px}.primary-nav a{font-size:14px;color:#4f4e48;transition:.2s}.primary-nav a:hover,.primary-nav a.active{color:var(--red)}.menu-toggle{display:none;border:0;background:none;width:44px;height:44px}.menu-toggle span,.menu-toggle span:before,.menu-toggle span:after{display:block;width:22px;height:2px;background:var(--ink);content:"";position:relative}.menu-toggle span:before{position:absolute;top:-7px}.menu-toggle span:after{position:absolute;top:7px}.hero{padding:92px 0 82px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:.94fr 1.06fr;gap:76px;align-items:center}.eyebrow{margin:0 0 18px;text-transform:uppercase;letter-spacing:.09em;font-size:13px;font-weight:700;color:var(--red);display:flex;align-items:center;gap:10px}.eyebrow>span{width:26px;height:2px;background:currentColor}.hero h1{font-size:clamp(48px,6vw,78px);line-height:1.07;letter-spacing:-.055em;margin:0 0 28px;font-weight:780}.hero h1 em{font-style:normal;color:var(--red)}.hero-lead{font-size:19px;color:var(--muted);max-width:600px;margin:0 0 34px}.hero-actions,.actions{display:flex;gap:12px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:22px;min-height:52px;padding:0 23px;border-radius:10px;background:var(--red);color:#fff;border:1px solid var(--red);font-weight:700;font-size:15px;cursor:pointer;transition:.2s}.button:hover{background:var(--red-dark);border-color:var(--red-dark);transform:translateY(-1px)}.button.secondary{background:transparent;color:var(--ink);border-color:#bbb7ad}.button.secondary:hover{border-color:var(--ink);background:#fff}.micro-proof{display:flex;gap:20px;flex-wrap:wrap;margin:19px 0 0;color:#77756e;font-size:12px}.micro-proof span:before{content:"✓";color:var(--green);font-weight:800;margin-right:6px}.funnel-preview{background:#1e211d;color:#fff;border-radius:24px;padding:22px;box-shadow:0 28px 70px rgba(20,23,19,.2);position:relative}.funnel-preview:before{content:"";position:absolute;inset:-18px -30px auto auto;width:140px;height:140px;border:1px solid rgba(229,75,47,.35);border-radius:50%;z-index:-1}.preview-head,.preview-foot{display:flex;align-items:center;justify-content:space-between;color:#d1d4ce;font-size:12px}.preview-head>div{display:flex;align-items:center;gap:8px}.status-dot{width:8px;height:8px;border-radius:50%;background:#80d59c;box-shadow:0 0 0 5px rgba(128,213,156,.12)}.funnel-flow{padding:24px 0 18px;display:flex;flex-direction:column;align-items:center}.funnel-row{width:88%;display:flex;align-items:center;justify-content:space-between;background:#f4efe5;color:#20221e;border-radius:12px;padding:13px 18px;border-left:4px solid var(--yellow)}.funnel-row.is-wide{width:100%;border-left-color:#e54b2f}.funnel-row.is-mid{width:72%;border-left-color:#7f9d82}.funnel-row.is-small{width:58%;background:#e54b2f;color:#fff;border-left-color:#ffcc61}.funnel-row div{display:flex;flex-direction:column}.funnel-row b{font-size:14px}.funnel-row small{font-size:10px;color:#77776f}.funnel-row.is-small small{color:#ffe7df}.funnel-row strong{font-size:24px;letter-spacing:-.04em}.flow-note{font-size:10px;color:#989d96;padding:7px 0}.flow-note:before{content:"↓";margin-right:7px;color:#f0c34d}.preview-foot{border-top:1px solid rgba(255,255,255,.1);padding-top:16px;justify-content:flex-start;gap:20px}.preview-foot i{display:inline-block;width:6px;height:6px;background:var(--yellow);border-radius:50%;margin-right:6px}.principle-bar{background:#fff;border-block:1px solid var(--line)}.principle-grid{display:grid;grid-template-columns:repeat(3,1fr)}.principle-grid>div{padding:25px 28px;border-right:1px solid var(--line)}.principle-grid>div:first-child{padding-left:0}.principle-grid>div:last-child{border:0}.principle-grid b,.principle-grid span{display:block}.principle-grid b{font-size:15px}.principle-grid span{color:var(--muted);font-size:12px;margin-top:3px}.section{padding:108px 0}.section.compact{padding:36px 0 72px}.section-heading{max-width:620px}.section-heading h2{font-size:clamp(34px,4.4vw,56px);line-height:1.12;letter-spacing:-.045em;margin:0 0 20px}.section-heading>p:not(.eyebrow){color:var(--muted);font-size:17px;margin:0}.split-heading{max-width:none;display:grid;grid-template-columns:1.2fr .8fr;gap:100px;align-items:end;margin-bottom:48px}.split-heading>p{padding-bottom:9px}.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;min-height:285px;display:flex;flex-direction:column;position:relative;overflow:hidden}.step-card>span{position:absolute;top:20px;right:22px;color:#aaa89f;font-size:12px}.step-icon{width:54px;height:54px;background:#f5ede6;color:var(--red);border-radius:14px;display:grid;place-items:center;font-weight:800;font-size:24px;margin-bottom:35px}.step-card h3{margin:0 0 8px;font-size:22px}.step-card p{margin:0;color:var(--muted);font-size:14px}.step-card small{margin-top:auto;color:var(--red);font-weight:800;letter-spacing:.08em}.warm-section{background:#eae5da}.feature-split{display:grid;grid-template-columns:.8fr 1.2fr;gap:95px;align-items:start}.feature-split .section-heading{position:sticky;top:120px}.text-link{display:inline-flex;gap:10px;align-items:center;color:var(--red);font-weight:700;margin-top:28px}.capability-list{border-top:1px solid #cbc4b6}.capability-list article{display:grid;grid-template-columns:44px 1fr auto;gap:22px;align-items:start;padding:27px 0;border-bottom:1px solid #cbc4b6}.capability-list article>span{font-size:11px;color:#928f86}.capability-list h3{margin:0 0 6px;font-size:20px}.capability-list p{margin:0;color:var(--muted);font-size:14px}.capability-list article>b{font-size:11px;color:var(--green);border:1px solid rgba(47,110,92,.3);border-radius:999px;padding:5px 10px;white-space:nowrap}.center-heading{text-align:center;margin:0 auto 45px}.center-heading .eyebrow{justify-content:center}.evidence-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.evidence-grid article{padding:34px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}.evidence-mark{font-family:ui-monospace,monospace;font-size:25px;color:var(--red);height:50px}.evidence-grid h3{font-size:21px;margin:7px 0}.evidence-grid p{font-size:14px;color:var(--muted);margin:0 0 24px}.evidence-grid a{font-size:13px;font-weight:700;border-bottom:1px solid var(--ink)}.final-cta{background:var(--ink);color:#fff;border-radius:28px;padding:54px 60px;display:flex;align-items:center;justify-content:space-between;gap:45px}.final-cta h2{font-size:clamp(30px,4vw,46px);line-height:1.15;letter-spacing:-.04em;margin:0 0 12px;max-width:720px}.final-cta p:not(.eyebrow){color:#aaa9a1;margin:0}.eyebrow.light{color:#f2c84b}.light-button{background:#fff;color:var(--ink);border-color:#fff;flex:none}.light-button:hover{background:var(--yellow);border-color:var(--yellow);color:var(--ink)}.site-footer{background:#fff;border-top:1px solid var(--line);padding:58px 0 20px}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:60px}.footer-grid>div:not(.footer-brand){display:flex;flex-direction:column;gap:9px}.footer-grid>div>b{font-size:13px;margin-bottom:6px}.footer-grid>div>a{font-size:13px;color:var(--muted)}.footer-grid>div>a:hover{color:var(--red)}.footer-brand p{font-size:13px;color:var(--muted);max-width:340px;margin:18px 0 0}.footer-bottom{margin-top:44px;padding-top:18px;border-top:1px solid var(--line);display:flex;justify-content:space-between;color:#89877f;font-size:11px}
@media(max-width:900px){.hero-grid,.feature-split{grid-template-columns:1fr;gap:54px}.hero{padding-top:64px}.hero-copy{max-width:720px}.steps-grid{grid-template-columns:repeat(2,1fr)}.split-heading{grid-template-columns:1fr;gap:18px}.feature-split .section-heading{position:static}.principle-grid{grid-template-columns:1fr}.principle-grid>div,.principle-grid>div:first-child{border-right:0;border-bottom:1px solid var(--line);padding:18px 0}.evidence-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:2fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}.primary-nav{position:fixed;top:76px;left:20px;right:20px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:15px;padding:16px;display:none;flex-direction:column;align-items:stretch;gap:0}.primary-nav.open{display:flex}.primary-nav a{padding:12px 10px}.menu-toggle{display:block}.final-cta{align-items:flex-start;flex-direction:column}}
@media(max-width:600px){.container{width:min(100% - 30px,1180px)}.nav-shell{width:calc(100% - 28px);height:68px}.primary-nav{top:68px;left:14px;right:14px}.hero{padding:48px 0 58px}.hero-grid{gap:42px}.hero h1{font-size:44px}.hero-lead{font-size:16px}.hero-actions{flex-direction:column}.button{width:100%}.micro-proof{gap:8px 14px}.funnel-preview{padding:16px;border-radius:18px}.preview-head small{display:none}.funnel-row,.funnel-row.is-wide,.funnel-row.is-mid,.funnel-row.is-small{width:100%}.preview-foot{gap:10px;flex-wrap:wrap}.section{padding:76px 0}.steps-grid{grid-template-columns:1fr}.step-card{min-height:235px}.capability-list article{grid-template-columns:32px 1fr}.capability-list article>b{grid-column:2}.final-cta{padding:34px 26px;border-radius:20px}.footer-grid{grid-template-columns:1fr 1fr;gap:36px}.footer-brand{grid-column:1/3}.footer-grid>div:last-child{grid-column:auto}.footer-bottom{flex-direction:column;gap:8px}.principle-grid{padding-inline:8px}}

/* Shared inner-page system */
.page-hero{padding:84px 0 64px;border-bottom:1px solid var(--line);background:linear-gradient(135deg,#f6f4ef 55%,#eee8dc)}.page-hero.compact-hero{padding:64px 0 50px}.page-hero h1{font-size:clamp(40px,6vw,68px);line-height:1.08;letter-spacing:-.05em;margin:0 0 20px;max-width:920px}.page-hero>div>p:not(.eyebrow){font-size:18px;color:var(--muted);max-width:760px;margin:0}.breadcrumbs{display:flex;gap:10px;color:#918f87;font-size:12px;margin-bottom:28px}.hero-facts{display:flex;flex-wrap:wrap;margin-top:30px;border-top:1px solid #d5d0c5;padding-top:20px;gap:26px}.hero-facts span{font-size:12px;color:var(--muted)}.hero-facts b{color:var(--ink);font-size:17px;margin-right:3px}.white{background:#fff}.grid-2,.grid-3,.grid-4{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius)}.card-body,.template-card,.article-card,.feature-card{padding:28px}.card h3{font-size:21px;line-height:1.3;margin:10px 0}.card p{color:var(--muted);font-size:14px;margin:0 0 18px}.pill,.tag,.state-pill{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;font-size:10px;font-weight:800;background:#f6e4df;color:var(--red)}.pill.green{background:#e2eee9;color:var(--green)}.pill.blue{background:#e4ebf1;color:#315d7a}.pill.amber{background:#f5ebcd;color:#8b6810}.factor-list,.plain-list{list-style:none;padding:0;margin:22px 0 0;border-top:1px solid var(--line)}.factor-list li,.plain-list li{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px solid var(--line);font-size:12px}.factor-list span,.plain-list span{color:var(--muted)}.factor-list strong,.plain-list strong{text-align:right}.section-head{margin-bottom:38px;max-width:750px}.section-head h2{font-size:clamp(34px,4vw,50px);line-height:1.15;letter-spacing:-.04em;margin:0 0 16px}.section-head>p:not(.eyebrow){color:var(--muted);font-size:17px}.article-meta{font-size:11px;color:var(--red);font-weight:800}.content-layout{display:grid;grid-template-columns:190px 1fr;gap:70px;align-items:start}.side-nav{position:sticky;top:110px;display:flex;flex-direction:column;border-left:1px solid var(--line)}.side-nav a{font-size:13px;color:var(--muted);padding:8px 0 8px 18px;border-left:2px solid transparent;margin-left:-1px}.side-nav a:hover,.side-nav a.active{color:var(--red);border-left-color:var(--red)}.prose{min-width:0}.prose>section{scroll-margin-top:110px;margin-bottom:84px}.prose h2{font-size:clamp(30px,4vw,46px);line-height:1.2;letter-spacing:-.035em;margin:0 0 22px}.prose h3{font-size:21px;margin:30px 0 10px}.prose p,.prose li{color:#55544e}.prose li{margin:8px 0}.data-table-wrap{overflow:auto;margin:24px 0}.data-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);font-size:13px}.data-table th,.data-table td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}.data-table th{font-size:11px;color:var(--muted);background:#f0ede6}.formula{background:#1f211e;color:#e7e5dd;border-radius:12px;padding:20px;overflow:auto;font:12px/1.8 ui-monospace,SFMono-Regular,Menlo,monospace}.notice{padding:18px 20px;background:#e6edf1;border-left:4px solid #4c7894;border-radius:8px;color:#465158;font-size:13px}.notice.green{background:#e4eee9;border-color:var(--green);color:#38594f}.notice.red{background:#f5e5e2;border-color:var(--red);color:#75453c}.notice.amber{background:#f4ecd5;border-color:#c89f2d;color:#685b35}.timeline{list-style:none;padding:0;margin:0}.timeline li{border-left:1px solid var(--line);padding:0 0 44px 28px;position:relative}.timeline li:before{content:"";position:absolute;left:-5px;top:5px;width:9px;height:9px;border-radius:50%;background:var(--red)}.timeline time{font-size:11px;color:var(--red);font-weight:800}.timeline h3{margin:7px 0}.tag-row{display:flex;flex-wrap:wrap;gap:7px}.feedback-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:50px;align-items:start}.filter-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.panel-head{padding:25px 28px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.panel-head h2{font-size:21px;margin:0}.panel-head p{font-size:11px;color:var(--muted)}.panel-content{padding:28px}.field{display:flex;flex-direction:column;gap:7px;margin-bottom:18px}.field label{font-size:12px;font-weight:700}.field input,.field select,.field textarea{width:100%;border:1px solid #c9c6bc;background:#fbfaf7;border-radius:9px;padding:11px 13px;outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--red);box-shadow:0 0 0 3px rgba(229,75,47,.1)}.field textarea{min-height:150px;resize:vertical}.check-line{font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:start}.form-status{font-size:12px;color:var(--green)}.faq details{border-top:1px solid var(--line);padding:20px 0}.faq summary{font-weight:700;cursor:pointer}.faq p{color:var(--muted)}.cta-band{border-radius:22px;background:#1f211e;color:#fff;padding:40px 46px;display:flex;align-items:center;justify-content:space-between;gap:30px}.cta-band h2{margin:0 0 6px;font-size:30px}.cta-band p{margin:0;color:#aaa99f}

/* Interactive screening demo */
.demo-section{padding:38px 0 110px}.demo-shell{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);overflow:hidden;scroll-margin-top:95px}.demo-topbar{min-height:66px;padding:0 24px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.demo-topbar>div{display:flex;align-items:center;gap:10px}.demo-topbar small{color:var(--muted);margin-left:8px}.link-button{border:0;background:transparent;color:var(--red);font-size:12px;font-weight:700;cursor:pointer}.demo-layout{display:grid;grid-template-columns:250px 1fr;min-height:650px}.demo-steps{background:#262923;padding:18px;display:flex;flex-direction:column;gap:6px}.demo-steps button{border:0;background:transparent;color:#aeb2aa;border-radius:10px;padding:13px 12px;display:grid;grid-template-columns:28px 1fr auto;gap:10px;align-items:center;text-align:left;cursor:pointer}.demo-steps button>span{width:26px;height:26px;border:1px solid #5b6056;border-radius:50%;display:grid;place-items:center;font-size:10px}.demo-steps button div{display:flex;flex-direction:column}.demo-steps button b{font-size:13px;color:#e7e9e3}.demo-steps button small{font-size:9px}.demo-steps button strong{font-size:11px}.demo-steps button.active{background:#3a3e36}.demo-steps button.active>span{background:var(--red);color:#fff;border-color:var(--red)}.demo-steps button.done>span{border-color:#75aa88;color:#75aa88}.demo-main{padding:30px 34px;display:flex;flex-direction:column;min-width:0}.demo-progress-head{display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:12px;color:var(--muted);font-size:11px;margin-bottom:30px}.demo-progress-head>div{height:4px;background:#e8e5dd;border-radius:99px;overflow:hidden}.demo-progress-head i{display:block;height:100%;background:var(--red);transition:.3s}.demo-progress-head strong{color:var(--ink);font-size:20px}.demo-panel{display:none}.demo-panel.active{display:block}.panel-title{border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:24px}.panel-title>div{display:flex;align-items:center;gap:12px}.panel-title>div>span{font-size:11px;color:var(--red);font-weight:800}.panel-title h2{font-size:26px;letter-spacing:-.025em;margin:0}.panel-title p{font-size:13px;color:var(--muted);margin:6px 0 0 34px}.choice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.choice-grid.three{grid-template-columns:repeat(3,1fr)}.choice-card{border:1px solid var(--line);border-radius:12px;padding:15px;display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:start;cursor:pointer;background:#fbfaf7}.choice-card:has(input:checked){border-color:#e39b8e;background:#fff8f6}.choice-card input{accent-color:var(--red);margin-top:4px}.choice-card span{display:flex;flex-direction:column}.choice-card b{font-size:13px}.choice-card small{font-size:10px;color:var(--muted);margin-top:3px}.choice-card i{font-style:normal;font-size:10px;color:var(--red);white-space:nowrap}.inline-choice{margin-top:22px}.demo-note{margin-top:22px;padding:17px 19px;border-radius:10px;background:#e6efeb;border-left:4px solid var(--green)}.demo-note b{font-size:12px}.demo-note p{font-size:11px;color:#45645a;margin:4px 0 0}.demo-note.amber{background:#f4ecd5;border-color:#c89f2d}.demo-note.amber p{color:#685b35}.range-block{padding:18px 0;border-bottom:1px solid var(--line)}.range-block>div:first-child{display:flex;justify-content:space-between;gap:20px}.range-block label{font-size:13px;font-weight:700}.range-block output{font-size:16px;color:var(--red);font-weight:800}.range-block input{width:100%;accent-color:var(--red)}.range-scale{display:flex;justify-content:space-between;font-size:9px;color:#99978f}.explain-row{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:22px}.explain-row>div{background:#f1eee7;border-radius:10px;padding:15px}.explain-row span{font-size:11px;font-weight:800;color:var(--red)}.explain-row p{font-size:11px;color:var(--muted);margin:4px 0 0}.final-count{margin-top:24px;padding:20px;background:#252822;color:#fff;border-radius:14px;display:flex;align-items:baseline;gap:9px}.final-count span{font-size:11px;color:#aaa}.final-count strong{font-size:36px;color:var(--yellow)}.final-count b{font-size:14px}.final-count small{margin-left:auto;color:#aaa}.demo-actions{display:grid;grid-template-columns:120px 1fr 160px;align-items:center;gap:16px;margin-top:auto;padding-top:30px}.demo-actions .button{min-height:46px}.demo-actions p{text-align:center;color:var(--muted);font-size:11px}.demo-actions button:disabled{opacity:.4;cursor:not-allowed}.result-section{scroll-margin-top:95px;padding-top:90px}.result-section[hidden]{display:none}.result-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:30px}.result-heading h2{font-size:42px;line-height:1.1;letter-spacing:-.04em;margin:0 0 10px}.result-heading p:not(.eyebrow){color:var(--muted);margin:0}.result-actions{display:flex;gap:10px}.result-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:16px}.result-table-wrap,.result-inspector{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.result-table{width:100%;border-collapse:collapse}.result-table th,.result-table td{padding:16px;text-align:left;border-bottom:1px solid var(--line);font-size:12px}.result-table th{font-size:10px;background:#f0ede6;color:var(--muted)}.result-table tbody tr{cursor:pointer}.result-table tbody tr:hover,.result-table tbody tr.selected{background:#fff7f4}.result-table td:first-child b,.result-table td:first-child small{display:block}.result-table td:first-child small{color:var(--muted)}.state-pill{background:#e2eee9;color:var(--green)}.result-inspector{padding:24px}.inspector-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:16px}.inspector-head span{font-size:10px;color:var(--muted)}.result-inspector>p{font-size:13px;color:var(--muted)}.result-inspector dl{margin:18px 0}.result-inspector dl>div{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--line);padding:10px 0;font-size:11px}.result-inspector dt{color:var(--muted)}.result-inspector dd{margin:0;text-align:right;font-weight:700}.inspector-risk{background:#f5e5e2;border-radius:10px;padding:13px}.inspector-risk b{font-size:11px;color:var(--red)}.inspector-risk p{font-size:10px;color:#75453c;margin:3px 0}.risk-callout{margin-top:18px;border:1px solid #e0c8c2;border-left:4px solid var(--red);padding:18px 20px;border-radius:10px;background:#fff8f6}.risk-callout b{font-size:12px}.risk-callout p{display:inline;color:var(--muted);font-size:12px;margin:0 14px}.risk-callout a{font-size:11px;color:var(--red);font-weight:700}
@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}.content-layout,.feedback-layout{grid-template-columns:1fr}.side-nav{position:static;flex-direction:row;overflow:auto;border-left:0;border-bottom:1px solid var(--line)}.side-nav a{white-space:nowrap;border-left:0;border-bottom:2px solid transparent;padding:8px 12px}.side-nav a.active{border-bottom-color:var(--red)}.demo-layout{grid-template-columns:1fr}.demo-steps{flex-direction:row;overflow:auto}.demo-steps button{min-width:170px}.choice-grid.three{grid-template-columns:1fr}.result-layout{grid-template-columns:1fr}.result-heading{align-items:flex-start;flex-direction:column}.cta-band{align-items:flex-start;flex-direction:column}}
@media(max-width:600px){.page-hero,.page-hero.compact-hero{padding:45px 0}.page-hero h1{font-size:40px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.demo-section{padding-top:18px}.demo-topbar small{display:none}.demo-main{padding:22px 16px}.demo-progress-head{grid-template-columns:auto 1fr auto}.demo-progress-head small{display:none}.choice-grid{grid-template-columns:1fr}.panel-title h2{font-size:22px}.panel-title p{margin-left:0}.explain-row{grid-template-columns:1fr}.demo-actions{grid-template-columns:1fr 1fr}.demo-actions p{display:none}.final-count{flex-wrap:wrap}.final-count small{width:100%;margin:0}.result-heading h2{font-size:34px}.result-actions{width:100%;flex-direction:column}.result-table th:nth-child(2),.result-table td:nth-child(2){display:none}.risk-callout p{display:block;margin:6px 0}.cta-band{padding:30px 25px}}

/* Product download */
.download-hero{overflow:hidden}.download-hero-grid{display:grid;grid-template-columns:1fr .8fr;gap:80px;align-items:center}.download-detected{margin-top:28px;display:inline-flex;align-items:center;gap:10px;border:1px solid #d0ccc1;background:rgba(255,255,255,.55);padding:9px 13px;border-radius:999px;font-size:11px}.download-art{min-height:330px;display:grid;place-items:center;position:relative}.download-art:before{content:"";position:absolute;width:360px;height:360px;background:#e54b2f;border-radius:50%;opacity:.12}.device-window{width:min(460px,100%);background:#20231e;color:#fff;border-radius:18px;padding:12px;box-shadow:0 28px 70px rgba(20,23,19,.22);transform:rotate(2deg);position:relative}.device-bar{height:34px;border-bottom:1px solid rgba(255,255,255,.1);display:flex;align-items:center;gap:6px}.device-bar>i{width:7px;height:7px;background:#767b72;border-radius:50%}.device-bar>i:first-child{background:var(--red)}.device-bar>i:nth-child(2){background:var(--yellow)}.device-bar>span{font-size:9px;color:#a7aba3;margin-left:auto}.device-body{display:grid;grid-template-columns:48px 1fr;min-height:230px}.device-body aside{border-right:1px solid rgba(255,255,255,.1);padding-top:14px;display:flex;flex-direction:column;gap:12px}.device-body aside b{font-size:9px;width:24px;height:24px;margin:auto;background:#343831;border-radius:7px;display:grid;place-items:center}.device-body>div{padding:25px 30px;display:flex;align-items:center;justify-content:center;flex-direction:column}.device-label{font-size:9px;color:#9ca198;margin-bottom:8px}.device-body strong{font-size:36px;line-height:1}.device-body>div>i{height:25px;border-left:1px dashed #858a81;margin:4px}.device-body em{font-size:12px;font-style:normal;background:var(--red);padding:8px 15px;border-radius:7px}.download-section{background:#fff}.download-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.download-card{border:1px solid var(--line);border-radius:20px;padding:28px;background:#fbfaf7;position:relative;display:flex;flex-direction:column;min-height:510px}.download-card.recommended{border-color:#dc897a;box-shadow:0 18px 45px rgba(229,75,47,.1)}.recommended-flag{display:none;position:absolute;right:18px;top:-13px;background:var(--red);color:#fff;font-size:9px;font-weight:800;padding:6px 10px;border-radius:999px}.download-card.is-recommended .recommended-flag{display:block}.platform-icon{width:54px;height:54px;margin-bottom:24px}.windows-icon{display:grid;grid-template-columns:1fr 1fr;gap:3px;transform:perspective(40px) rotateY(-4deg)}.windows-icon i{background:#2974b8}.apple-icon{display:grid;place-items:center;background:#22231f;color:#fff;border-radius:15px;font-size:26px}.download-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.download-card-head span{font-size:9px;letter-spacing:.12em;color:#77756e}.download-card-head b{font-size:9px;color:#9a7216;background:#f4e9c9;border-radius:999px;padding:5px 9px;white-space:nowrap}.download-card.is-ready .download-card-head b{color:var(--green);background:#e2eee9}.download-card h3{font-size:26px;letter-spacing:-.03em;margin:14px 0 6px}.download-card>p{font-size:13px;color:var(--muted);min-height:44px;margin:0}.download-card dl{margin:25px 0;border-top:1px solid var(--line)}.download-card dl>div{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:10px 0;font-size:11px}.download-card dt{color:var(--muted)}.download-card dd{margin:0;font-weight:700}.download-card .download-button{width:100%;margin-top:auto}.download-card>small{display:block;text-align:center;color:#8d8a82;font-size:9px;margin-top:10px}.download-trust{display:flex;justify-content:center;gap:34px;flex-wrap:wrap;margin-top:28px;color:var(--muted);font-size:11px}.download-trust span:before{color:var(--green)}.install-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:90px;align-items:center}.chip-guide{background:#fff;border:1px solid #d2cdc2;border-radius:20px;padding:10px 24px}.chip-guide article{display:grid;grid-template-columns:52px 1fr auto;gap:17px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}.chip-guide article:last-child{border:0}.chip-guide article>span{width:44px;height:44px;border-radius:13px;background:#252822;color:#fff;display:grid;place-items:center;font-weight:800}.chip-guide h3{margin:0;font-size:16px}.chip-guide p{margin:2px 0 0;color:var(--muted);font-size:11px}.chip-guide article>b{font-size:10px;color:var(--red)}
@media(max-width:900px){.download-hero-grid,.install-grid{grid-template-columns:1fr;gap:45px}.download-art{min-height:270px}.download-grid{grid-template-columns:1fr}.download-card{min-height:auto}.download-card>p{min-height:0}.download-card .download-button{margin-top:20px}}
@media(max-width:600px){.download-art{min-height:230px}.device-window{width:96%}.device-body{min-height:180px}.device-body>div{padding:18px}.device-body strong{font-size:28px}.download-trust{justify-content:flex-start;gap:10px 20px}.chip-guide{padding:8px 16px}.chip-guide article{grid-template-columns:45px 1fr}.chip-guide article>b{grid-column:2}}

/* Bluebox-inspired editorial system — implemented without external frameworks or webfonts. */
:root{--ink:#131217;--muted:#77767b;--paper:#fff;--surface:#fff;--line:#e7e9ee;--red:#2029bd;--red-dark:#121a9b;--yellow:#14caf4;--green:#19755d;--shadow:0 18px 48px rgba(15,23,42,.08);--radius:0}
html{scroll-padding-top:96px}
body{background:#fff;color:var(--ink);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65}
::selection{background:#2029bd;color:#fff}
a,button{transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease}
.container{width:min(1200px,calc(100% - 64px))}
.skip-link{border-radius:0;background:var(--red)}
.site-header{position:sticky;background:#fff;border-bottom:1px solid var(--line);backdrop-filter:none}
.nav-shell{width:min(1320px,calc(100% - 64px));height:96px}
.brand{gap:13px}.brand img{width:42px;height:42px;border-radius:0}.brand b{font-size:18px;letter-spacing:-.02em}.brand small{color:#888686;font-size:8px;letter-spacing:.19em}
.primary-nav{gap:38px}.primary-nav a{position:relative;color:#34333a;font-size:13px;font-weight:700}.primary-nav a:after{position:absolute;right:0;bottom:-13px;left:0;height:2px;background:var(--red);content:"";transform:scaleX(0);transform-origin:left;transition:transform .2s ease}.primary-nav a:hover,.primary-nav a.active{color:var(--red)}.primary-nav a:hover:after,.primary-nav a.active:after{transform:scaleX(1)}
.menu-toggle{border:1px solid var(--line)}
.button{min-height:56px;padding:0 31px;border-radius:0;background:var(--ink);border-color:var(--ink);font-size:12px;font-weight:800;letter-spacing:.07em;text-transform:uppercase}.button:hover{background:var(--red);border-color:var(--red);transform:translateY(-2px)}.button.secondary{background:#fff;color:var(--ink);border-color:#cdd0d8}.button.secondary:hover{background:var(--red);border-color:var(--red);color:#fff}.light-button{background:#fff;color:var(--ink);border-color:#fff}.light-button:hover{background:var(--yellow);border-color:var(--yellow);color:#0f172a}
.eyebrow{margin-bottom:24px;color:var(--red);font-size:12px;letter-spacing:.17em}.eyebrow>span{width:34px;height:1px}.eyebrow.light{color:var(--yellow)}
.hero{padding:118px 0 106px;background:#fff}.hero-grid{grid-template-columns:.98fr 1.02fr;gap:88px}.hero h1{font-size:clamp(50px,6vw,76px);line-height:1.06;letter-spacing:-.045em;margin-bottom:30px}.hero h1 em{color:var(--red)}.hero-lead{color:#69686e;font-size:18px;max-width:620px}.hero-actions{gap:14px}.micro-proof{margin-top:22px;color:#77767b}.micro-proof span:before{color:var(--red)}
.funnel-preview{padding:28px;border:0;border-radius:0;background:#0f172a;box-shadow:18px 18px 0 #e7e9ee}.funnel-preview:before{display:none}.preview-head,.preview-foot{color:#aeb4c0}.status-dot{background:var(--yellow);box-shadow:0 0 0 5px rgba(20,202,244,.12)}.funnel-flow{padding:30px 0 22px}.funnel-row,.funnel-row.is-wide,.funnel-row.is-mid,.funnel-row.is-small{border:1px solid rgba(255,255,255,.12);border-left:3px solid var(--yellow);border-radius:0;background:#fff;color:#131217}.funnel-row.is-wide{border-left-color:var(--red)}.funnel-row.is-mid{border-left-color:#6f7bdd}.funnel-row.is-small{background:var(--red);border-color:var(--red);color:#fff}.funnel-row.is-small small{color:#cbd0ff}.flow-note:before{color:var(--yellow)}
.principle-bar{background:#f8f8f8;border-block-color:var(--line)}.principle-grid>div{padding:30px 34px}.principle-grid b{font-size:14px}.principle-grid span{color:#888686}
.section{padding:118px 0}.section.compact{padding:42px 0 82px}.warm-section{background:#f8f8f8}.white{background:#fff}.section-heading h2,.section-head h2,.prose h2{letter-spacing:-.035em}.section-heading h2{font-size:clamp(36px,4.4vw,52px);line-height:1.14}.section-heading>p:not(.eyebrow),.section-head>p:not(.eyebrow){color:#77767b;font-size:16px}.split-heading{gap:120px;margin-bottom:54px}.center-heading{margin-bottom:52px}
.steps-grid,.evidence-grid,.grid-2,.grid-3,.grid-4,.download-grid{gap:20px}.step-card,.evidence-grid article,.card,.download-card{position:relative;border:1px solid var(--line);border-radius:0;background:#fff;box-shadow:none}.step-card:after,.evidence-grid article:after,.card:after,.download-card:after{position:absolute;inset:6px;border:1px solid var(--line);content:"";pointer-events:none}.step-card{min-height:300px;padding:34px}.step-icon{width:58px;height:58px;margin-bottom:42px;border-radius:0;background:#eef0ff;color:var(--red)}.step-card h3{font-size:21px}.step-card small{color:var(--red)}
.feature-split{grid-template-columns:.78fr 1.22fr;gap:110px}.capability-list{border-top-color:#d9dce3}.capability-list article{grid-template-columns:50px 1fr auto;padding:31px 0;border-bottom-color:#d9dce3}.capability-list h3{font-size:21px}.capability-list article>b{border-radius:0;color:var(--red);border-color:#cbd0ff;background:#fff}.text-link{color:var(--red)}
.evidence-grid article{padding:40px}.evidence-mark{color:var(--red)}.evidence-grid p{color:#77767b}.evidence-grid a{border-color:var(--red);color:var(--red)}
.final-cta,.cta-band{border-radius:0;background:#0f172a;box-shadow:18px 18px 0 #e7e9ee}.final-cta{padding:64px}.final-cta h2{font-size:clamp(32px,4vw,48px)}.final-cta p:not(.eyebrow),.cta-band p{color:#aeb4c0}
.site-footer{padding:72px 0 24px;background:#f8f8f8;border-top:1px solid var(--line)}.footer-grid{gap:72px}.footer-grid>div>b{margin-bottom:12px;font-size:13px;text-transform:uppercase;letter-spacing:.06em}.footer-grid>div>a,.footer-brand p{color:#77767b}.footer-grid>div>a:hover{color:var(--red)}.footer-bottom{margin-top:54px;padding-top:22px;border-top-color:#dfe2e8;color:#888686}

/* Inner pages */
.page-hero{min-height:360px;padding:90px 0 78px;background:#e7e9ee;border-bottom:0;display:flex;align-items:center}.page-hero.compact-hero{min-height:320px;padding:72px 0 64px}.page-hero h1{font-size:clamp(42px,5.6vw,62px);line-height:1.1;letter-spacing:-.04em;margin-bottom:22px}.page-hero>div>p:not(.eyebrow){color:#66666c;font-size:17px}.breadcrumbs{margin-bottom:30px;color:#77767b;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.breadcrumbs a{color:var(--red)}.hero-facts{border-top-color:#cbd0d7}.hero-facts span{color:#66666c}
.card-body,.template-card,.article-card,.feature-card{padding:34px}.card h3{font-size:22px}.card p{color:#77767b}.pill,.tag,.state-pill{border-radius:0;background:#eef0ff;color:var(--red);letter-spacing:.04em}.pill.green,.state-pill{background:#e7f3ee;color:var(--green)}.pill.blue{background:#e9f7fb;color:#087692}.pill.amber{background:#fff5dc;color:#8a6400}.factor-list,.plain-list,.factor-list li,.plain-list li{border-color:var(--line)}
.section-head{margin-bottom:46px}.article-meta{color:var(--red);letter-spacing:.06em}.content-layout{grid-template-columns:210px 1fr;gap:84px}.side-nav{top:126px}.side-nav a:hover,.side-nav a.active{color:var(--red);border-left-color:var(--red)}.prose>section{scroll-margin-top:126px}.prose p,.prose li{color:#55545a}.data-table{border-color:var(--line)}.data-table th{background:#f8f8f8;color:#66666c;text-transform:uppercase;letter-spacing:.04em}.data-table th,.data-table td{padding:16px 18px;border-color:var(--line)}.formula{border-radius:0;background:#0f172a;color:#e8edf7}.notice{border-radius:0;background:#edf7fb;border-color:#14a4c5}.notice.green{background:#eaf5f1}.notice.red{background:#fff0ee;border-color:#c94f42}.notice.amber{background:#fff7e4}.timeline li:before{background:var(--red)}.timeline time{color:var(--red)}
.feedback-layout{gap:70px}.filter-panel{border-radius:0;box-shadow:none}.panel-head{padding:28px 32px}.panel-content{padding:32px}.field input,.field select,.field textarea{border-radius:0;background:#fff}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--red);box-shadow:0 0 0 3px rgba(32,41,189,.09)}.faq details{padding:24px 0}.cta-band{padding:48px 52px}

/* Interactive demo */
.demo-section{padding:48px 0 118px}.demo-shell{border-radius:0;box-shadow:none}.demo-topbar{min-height:72px;padding:0 30px}.link-button{color:var(--red)}.demo-layout{grid-template-columns:260px 1fr}.demo-steps{background:#0f172a;padding:22px 18px}.demo-steps button{border-radius:0}.demo-steps button.active{background:#2029bd}.demo-steps button.active>span{background:#fff;border-color:#fff;color:var(--red)}.demo-steps button.done>span{border-color:var(--yellow);color:var(--yellow)}.demo-main{padding:36px 42px}.demo-progress-head>div{border-radius:0}.demo-progress-head i{background:var(--red)}.panel-title>div>span,.range-block output,.explain-row span{color:var(--red)}.choice-card{border-radius:0;background:#fff}.choice-card:has(input:checked){border-color:#8790e8;background:#f7f7ff}.choice-card input{accent-color:var(--red)}.choice-card i{color:var(--red)}.demo-note,.demo-note.amber{border-radius:0}.explain-row>div{border-radius:0;background:#f8f8f8}.final-count{border-radius:0;background:#0f172a}.final-count strong{color:var(--yellow)}.result-section{scroll-margin-top:110px}.result-table-wrap,.result-inspector{border-radius:0}.result-table th{background:#f8f8f8}.result-table tbody tr:hover,.result-table tbody tr.selected{background:#f4f5ff}.inspector-risk,.risk-callout{border-radius:0}.inspector-risk{background:#fff0ee}.risk-callout{background:#fff;border-color:#d4d7f4;border-left-color:var(--red)}.risk-callout a{color:var(--red)}

/* Download */
.download-hero{overflow:hidden}.download-detected{border-radius:0;background:#fff;border-color:#cdd0d8}.download-art:before{width:390px;height:390px;border-radius:0;background:#dfe2ff;opacity:1;transform:rotate(10deg)}.device-window{border-radius:0;background:#0f172a;box-shadow:18px 18px 0 rgba(32,41,189,.16);transform:rotate(1.5deg)}.device-body aside b,.device-body em{border-radius:0}.device-body em{background:var(--red)}.device-bar>i:first-child{background:var(--red)}.device-bar>i:nth-child(2){background:var(--yellow)}.download-section{background:#fff}.download-card{min-height:520px;padding:36px;background:#fff}.download-card.recommended,.download-card.is-recommended{border-color:#8890df;box-shadow:0 16px 40px rgba(32,41,189,.08)}.recommended-flag{right:20px;top:20px;border-radius:0;background:var(--red);text-transform:uppercase;letter-spacing:.06em}.apple-icon{border-radius:0;background:#0f172a}.download-card-head b{border-radius:0;background:#fff5dc}.download-card.is-ready .download-card-head b{background:#e7f3ee}.download-card h3{font-size:27px}.download-card .download-button{position:relative;z-index:1}.download-trust span:before{color:var(--red)}.install-grid{gap:100px}.chip-guide{border-radius:0}.chip-guide article>span{border-radius:0;background:#0f172a}.chip-guide article>b{color:var(--red)}
.challenge-grid .card,.feature-index .card{min-height:100%}.evidence-section{background:#fff}

/* Rendering and motion: keep below-the-fold work cheap and respect user preferences. */
main>.section:not(:first-child),main>.warm-section,.site-footer{content-visibility:auto;contain-intrinsic-size:1px 760px}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.button:hover{transform:none}}
@media(max-width:900px){.container{width:min(100% - 40px,1200px)}.nav-shell{width:calc(100% - 40px);height:80px}.primary-nav{top:80px;border-radius:0}.primary-nav a:after{display:none}.hero{padding:82px 0}.hero-grid,.feature-split,.content-layout{grid-template-columns:1fr}.hero-grid,.feature-split{gap:62px}.section{padding:92px 0}.page-hero{min-height:320px}.footer-grid{gap:48px}.content-layout{gap:48px}.demo-layout{grid-template-columns:1fr}.final-cta,.cta-band{box-shadow:10px 10px 0 #e7e9ee}.download-art:before{width:320px;height:320px}}
@media(max-width:600px){.container{width:calc(100% - 30px)}.nav-shell{width:calc(100% - 30px);height:72px}.brand img{width:38px;height:38px}.primary-nav{top:72px;left:15px;right:15px}.hero{padding:62px 0 68px}.hero h1{font-size:43px}.hero-lead{font-size:16px}.funnel-preview{box-shadow:9px 9px 0 #e7e9ee}.principle-grid{padding-inline:0}.section{padding:76px 0}.section.compact{padding:32px 0 62px}.split-heading{margin-bottom:38px}.step-card{padding:30px}.feature-split{gap:50px}.final-cta{padding:38px 28px}.site-footer{padding-top:54px}.page-hero,.page-hero.compact-hero{min-height:0;padding:56px 0}.page-hero h1{font-size:39px}.card-body,.template-card,.article-card,.feature-card{padding:28px}.panel-content{padding:24px}.demo-section{padding-bottom:82px}.demo-main{padding:24px 17px}.download-card{min-height:auto;padding:30px}.download-art:before{width:250px;height:250px}.cta-band{padding:34px 28px}.footer-grid{gap:38px}}