:root{--blue:#0759e5;--ink:#142443;--muted:#627087;--line:#e2e8f0;--light:#f4f7fc;--navy:#10294b}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;font:16px/1.8 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:#fff}a{color:inherit;text-decoration:none}button{font:inherit}.shell{width:min(1160px,calc(100% - 64px));margin:auto}header{background:#ffffffed;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:88px;gap:24px}.brand{display:flex;align-items:center;gap:9px;font-size:23px;font-weight:750;line-height:1.15;letter-spacing:-.7px}.brand-blue{color:var(--blue)}.brand img{border-radius:9px}.brand small{display:block;font-size:12px;letter-spacing:1.4px;color:var(--muted);font-weight:400;margin-top:7px}nav{display:flex;align-items:center;gap:27px;font-size:14px}nav>a:hover,nav>a.active{color:var(--blue)}.button{display:inline-flex;align-items:center;justify-content:center;gap:28px;background:var(--blue);color:#fff;border-radius:7px;padding:13px 23px;font-size:15px;font-weight:600;transition:transform .2s,background .2s}.button:hover{background:#004ac4;transform:translateY(-2px);color:#fff}.button.compact{padding:10px 17px;gap:15px;font-size:14px}.button.secondary{background:#fff;border:1px solid #cdd7e6;color:var(--ink)}.hero{background:linear-gradient(115deg,#fff 35%,#edf4ff);padding:76px 0 70px}.hero-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:80px;align-items:center}.eyebrow{font-size:13px;font-weight:600;letter-spacing:1.6px;color:var(--blue);margin:0 0 20px}.eyebrow>span{display:inline-block;width:7px;height:7px;background:var(--blue);margin-right:8px}h1{font-size:clamp(34px,4vw,51px);line-height:1.42;letter-spacing:-1.5px;margin:0 0 25px}h1>span{color:var(--blue)}.hero-copy{color:var(--muted);max-width:520px;font-size:17px;line-height:1.95}.actions{display:flex;gap:12px;margin:28px 0 12px;flex-wrap:wrap}.micro,.small{font-size:13px;color:var(--muted)}.guide-panel{border:1px solid #d4dff0;background:white;border-radius:12px;box-shadow:0 22px 55px #2349790e;overflow:hidden}.panel-label{padding:17px 27px;background:#f7faff;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted);display:flex;justify-content:space-between}.guide-panel>h2{padding:24px 27px 0;margin:0;font-size:26px;line-height:1.55}.checklist{list-style:none;padding:4px 27px 10px;margin:0}.checklist li{display:flex;gap:18px;padding:16px 0;border-bottom:1px solid var(--line)}.checklist li:last-child{border:none}.checklist li>span{font:14px/28px monospace;color:var(--blue)}.checklist h3{margin:0;font-size:16px}.checklist p{margin:3px 0 0;font-size:14px;line-height:1.7;color:var(--muted)}.panel-link{display:flex;justify-content:space-between;padding:17px 27px;background:#f7faff;border-top:1px solid var(--line);font-size:14px;color:var(--blue)}.quickbar{border-bottom:1px solid var(--line)}.quick-grid{display:grid;grid-template-columns:repeat(3,1fr)}.quick-grid a{padding:26px 24px;position:relative;border-right:1px solid var(--line)}.quick-grid a:first-child{padding-left:0}.quick-grid a:last-child{border:0}.quick-grid span{display:block;font-size:12px;color:var(--muted)}.quick-grid strong{display:block;font-size:15px;font-weight:500;margin-top:5px}.quick-grid b{position:absolute;right:22px;top:38px;color:var(--blue)}.section{padding-top:72px;padding-bottom:72px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:32px}.section-head .eyebrow{margin-bottom:9px}h2{font-size:29px;line-height:1.5;margin:0}.text-link{font-size:14px;color:var(--blue);font-weight:600}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:10px;padding:27px;transition:box-shadow .2s,transform .2s}.card:hover{box-shadow:0 12px 30px #1424430b;transform:translateY(-3px);border-color:#b5cbef}.tag{font-size:12px;color:var(--muted)}.card-icon{font:35px/1.6 Georgia,serif;color:#b5ccee;padding:15px 0 9px}.card h3{font-size:21px;line-height:1.5;margin:0 0 12px}.card p{font-size:14px;color:var(--muted);margin:0 0 24px}.card-bottom{border-top:1px solid var(--line);padding-top:18px;margin-top:auto;display:flex;justify-content:space-between;font-size:14px;color:var(--blue)}.principle{display:grid;grid-template-columns:1fr 1.3fr;gap:80px;background:var(--light);padding:40px 45px;border-radius:10px;margin-bottom:72px}.principle p{margin-top:0;color:var(--muted)}.principle .eyebrow{color:var(--blue);margin-bottom:12px}footer{border-top:1px solid var(--line);padding:48px 0 0;background:#fafcff}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:50px}.footer-grid strong{display:block;font-size:14px;margin-bottom:15px}.footer-grid>div>a:not(.brand){display:block;font-size:14px;color:var(--muted);margin:8px 0}.footer-grid p{font-size:14px;color:var(--muted);margin:12px 0}.footer-bottom{border-top:1px solid var(--line);margin-top:36px;padding:21px 0;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted)}.menu-toggle{display:none}.skip{position:fixed;left:15px;top:-60px;padding:10px 18px;background:var(--navy);color:white;z-index:100}.skip:focus{top:10px}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #72b6ff;outline-offset:5px}.page-heading{padding:57px 0 37px;border-bottom:1px solid var(--line);background:var(--light)}.page-heading h1{font-size:40px;margin:10px 0 12px}.page-heading p{color:var(--muted);max-width:750px}.breadcrumb{font-size:13px;color:var(--muted)}.article-layout{display:grid;grid-template-columns:minmax(0,760px) 260px;gap:70px;padding:44px 0 74px}.prose h2{font-size:25px;margin:36px 0 14px}.prose h2:first-child{margin-top:0}.prose h3{font-size:18px;margin:24px 0 10px}.prose p,.prose li{line-height:1.95}.prose a{color:var(--blue);text-decoration:underline;text-underline-offset:4px}.prose li{margin:10px 0}.prose table{border-collapse:collapse;width:100%;font-size:14px}.prose td,.prose th{border:1px solid var(--line);padding:13px;text-align:left}.prose th{background:var(--light)}.note{padding:18px 22px;border-left:3px solid var(--blue);background:#f3f7ff;margin:25px 0}.sidebox{position:sticky;top:116px;background:var(--light);border-radius:9px;padding:24px;height:fit-content}.sidebox h3{font-size:16px;margin:0 0 14px}.sidebox a{display:block;font-size:14px;margin:12px 0}.sidebox .button{margin-top:22px;color:white}.article-meta{font-size:13px;color:var(--muted)}details{border-bottom:1px solid var(--line);padding:20px 0}summary{cursor:pointer;font-size:18px;font-weight:600;padding-right:12px}.prose details p{color:var(--muted)}.index-list{display:grid;gap:20px}.index-list .card{min-height:180px}.index-list .tag{margin-bottom:14px}.source-note{font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:20px;margin-top:38px}
@media(max-width:980px){nav{gap:15px}.hero-grid{gap:35px}.shell{width:calc(100% - 40px)}.brand{font-size:20px}.brand small{font-size:12px;letter-spacing:0}.cards{gap:14px}.card{padding:22px}.article-layout{grid-template-columns:minmax(0,1fr) 230px;gap:32px}.quick-grid strong{font-size:14px}.quick-grid b{display:none}}
@media(max-width:760px){.header-inner{min-height:76px;flex-wrap:wrap;gap:0}.menu-toggle{display:block;border:1px solid var(--line);border-radius:5px;padding:6px 12px;background:white;font-size:14px}nav{display:none;width:100%;flex-direction:column;align-items:stretch;padding:18px 0;gap:17px}nav.open{display:flex}.hero{padding:45px 0}.hero-grid{grid-template-columns:1fr;gap:35px}h1{font-size:36px;letter-spacing:-1px}.hero-copy{font-size:16px}.guide-panel h2 br{display:none}.quick-grid{grid-template-columns:1fr}.quick-grid a,.quick-grid a:first-child{padding:17px 0;border-right:0;border-bottom:1px solid var(--line)}.quick-grid b{display:block;top:23px;right:0}.cards{grid-template-columns:1fr}.card-icon{display:none}.card h3{margin-top:16px}.section{padding:45px 0}.section-head{align-items:start;flex-direction:column;gap:14px}h2{font-size:25px}.principle{grid-template-columns:1fr;gap:20px;padding:27px;margin-bottom:45px}.principle h2 br{display:none}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{flex-direction:column;gap:6px}.article-layout{grid-template-columns:1fr;padding-top:30px;gap:30px}.sidebox{position:static}.page-heading{padding:34px 0 25px}.page-heading h1{font-size:30px}.prose table{display:block;overflow:auto}.eyebrow{font-size:12px}.button{gap:16px;padding:12px 18px}.page-heading p{font-size:15px}}
@media(max-width:760px){.hero h1{font-size:30px;line-height:1.55;letter-spacing:-.6px}}

.hero-grid{grid-template-columns:1.2fr 1fr;gap:58px}.hero h1{font-size:clamp(32px,3.4vw,46px)}.feature-strip{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.feature-strip span{font-size:14px;padding:3px 12px;border-left:2px solid #9cbbef;color:#485e7d}.decision-panel{background:var(--navy);padding:28px 30px;border-radius:14px;color:white;box-shadow:0 18px 45px #12375b18}.decision-panel>.eyebrow{color:#a8caff}.decision-panel>a{display:flex;gap:16px;align-items:center;padding:20px 0;border-bottom:1px solid #ffffff26}.decision-panel>a:hover h2{color:#a8caff}.decision-panel h2{font-size:21px;margin:0}.decision-panel p{font-size:14px;color:#c9d8ef;margin:5px 0}.decision-panel b{margin-left:auto}.step-num{font-size:14px;color:#a8caff}.decision-panel .panel-foot{margin-top:20px;line-height:1.8}.service-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.service-card{padding:30px;border:1px solid var(--line);border-top:3px solid var(--blue);border-radius:8px}.service-card h3{font-size:24px;margin:18px 0 12px}.service-card p{color:var(--muted)}.facts-section{background:#f2f6fc;padding:50px 0}.facts-layout{display:grid;grid-template-columns:1fr 1.6fr;gap:64px}.facts-layout h2{margin:0;font-size:32px}.facts-layout p{color:var(--muted)}.facts-list{margin:0}.facts-list>div{display:grid;grid-template-columns:110px 1fr;gap:15px;padding:19px 0;border-bottom:1px solid #d8e2ef}.facts-list dt{font-weight:650}.facts-list dd{margin:0;color:#445773}.evaluation-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:35px}.evaluation-grid>div{border-top:1px solid #b6c9e5;padding-top:20px}.evaluation-grid span{font-size:14px;color:var(--blue)}.evaluation-grid h3{font-size:21px}.evaluation-grid p{color:var(--muted)}.knowledge-section{padding:55px 0;background:#f7f9fd}.home-faq{display:grid;grid-template-columns:1fr 1.6fr;gap:64px}.home-faq h2{font-size:32px}.home-faq details:first-child{padding-top:0}.home-faq p{color:var(--muted)}.final-cta{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:30px 36px;background:#edf4ff;border-radius:10px;margin-bottom:65px}.final-cta h2{font-size:25px;margin:0}.final-cta p{margin:8px 0;color:var(--muted)}.final-cta .button{flex-shrink:0}.cards .card p{font-size:16px}.brand small{font-size:12px;letter-spacing:0}.source-note{font-size:14px}
@media(max-width:980px){.hero-grid{gap:28px}.decision-panel{padding:24px}.facts-layout,.home-faq{gap:32px}.service-card h3{font-size:22px}}
@media(max-width:760px){.hero-grid,.service-grid,.facts-layout,.evaluation-grid,.home-faq{grid-template-columns:1fr}.hero h1{font-size:30px}.decision-panel h2{font-size:20px}.service-card{padding:24px}.facts-layout h2 br{display:none}.facts-list>div{grid-template-columns:86px 1fr;gap:12px}.evaluation-grid{gap:20px}.evaluation-grid h3{margin:12px 0}.knowledge-section{padding:40px 0}.final-cta{flex-direction:column;align-items:stretch;padding:25px}.final-cta h2{font-size:24px}.feature-strip{gap:7px}.feature-strip span{padding:2px 9px}.home-faq summary{font-size:17px}}

/* Brand, evidence and product views */
:root{--blue:#0057b8;--navy:#07376a;--cyan:#03d6e2}.brand .brand-logo{width:260px;height:auto;max-height:48px;object-fit:contain;border-radius:0}.header-inner{gap:18px}nav{gap:18px}.hero{background:linear-gradient(120deg,#fff 28%,#eaf5ff)}.hero h1{font-size:58px;line-height:1.25}.hero h1 span{color:#0057b8}.hero-proof{background:var(--navy);border-radius:16px;color:white;padding:32px;border-top:4px solid var(--cyan);box-shadow:0 20px 50px #063d6b25}.proof-top{display:flex;justify-content:space-between;gap:12px;font-size:14px;color:#bcdaf4}.proof-score{display:flex;justify-content:space-between;align-items:center;margin:30px 0}.proof-score strong{font-size:57px;line-height:1.2;display:block;letter-spacing:-2px}.proof-score>div:last-child strong{color:#67edf1}.proof-score em{font-size:25px;font-style:normal}.proof-score small{font-size:14px;color:#c4d9ee}.hero-proof p{font-size:16px;color:#e3eefb}.hero-proof>a{display:block;padding:15px 0;border-top:1px solid #ffffff40;color:#fff}.proof-note{display:block;font-size:13px;color:#c4d9ee;line-height:1.8}.workflow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}.workflow-grid b{color:var(--blue);font-size:24px}.workflow-grid h3{font-size:20px}.workflow-grid p{color:var(--muted)}figure{margin:0}.product-shot{margin-top:30px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 12px 35px #174a7610}.product-shot img,.screen-figure img{display:block;width:100%;height:auto}.product-shot figcaption,.screen-figure figcaption{padding:15px 20px;font-size:14px;color:var(--muted);background:#f5f8fd}.brand-band{padding:45px 0;background:#06498d;color:white}.brand-band .shell{display:grid;grid-template-columns:1fr 1fr;gap:15px 50px;align-items:center}.brand-band img{max-width:100%;height:auto;grid-row:span 2}.brand-band h2{margin:0;font-size:34px}.brand-band p{margin:0;color:#d6eeff}.case-section{padding:55px 0;background:#f1f6fc}.report-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:25px 0}.report-pair figure{background:white;border:1px solid var(--line);padding:12px;border-radius:10px;min-width:0}.report-pair img{display:block;width:100%;height:auto}.case-section .report-pair img{height:440px;object-fit:cover;object-position:top}.report-pair figcaption{padding:12px 4px;font-size:15px;font-weight:600}.report-pair figure>a:last-child{font-size:14px}.case-context{color:var(--muted);font-size:14px;line-height:1.85}.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.price-grid article{border:1px solid #bdd4ed;border-radius:10px;padding:27px}.price-grid article:first-child{border-top:4px solid var(--blue)}.price-grid h3{font-size:23px;margin:0}.price-grid p{color:var(--muted)}.price-grid strong{font-size:36px;color:var(--blue);display:block;margin:20px 0}.price-grid small{font-size:14px;font-weight:400;color:var(--muted)}.price-grid .button{width:100%}.contact-strip{display:flex;gap:25px;flex-wrap:wrap;padding:23px 0;border-top:1px solid var(--line);font-size:15px}.screen-figure{border:1px solid var(--line);border-radius:8px;overflow:hidden;margin:24px 0}.prose .screen-figure img{cursor:zoom-in}.prose .report-pair img{cursor:zoom-in}.prose .report-pair{gap:16px}
@media(max-width:1100px){.brand .brand-logo{width:215px}nav{gap:12px;font-size:13px}.hero h1{font-size:48px}.proof-score strong{font-size:47px}}
@media(max-width:900px){.header-inner{flex-wrap:wrap;padding:15px 0;justify-content:center}nav{flex-wrap:wrap;justify-content:center}.workflow-grid{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.header-inner{justify-content:space-between;padding:0}.brand .brand-logo{width:230px;max-height:42px}nav{font-size:15px}.hero h1{font-size:43px;line-height:1.3}.hero-proof{padding:25px}.proof-score strong{font-size:49px}.brand-band .shell{grid-template-columns:1fr}.brand-band img{width:270px;grid-row:auto}.brand-band h2{font-size:28px;margin-top:16px}.workflow-grid{gap:20px}.workflow-grid h3{font-size:18px}.workflow-grid p{font-size:15px}.report-pair,.price-grid{grid-template-columns:1fr}.case-section .report-pair img{height:auto}.contact-strip{flex-direction:column;gap:8px}.product-shot figcaption{padding:12px;font-size:13px}.prose .report-pair{grid-template-columns:1fr}}
.evidence-cards,.text-pair{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:24px 0}.evidence-card{display:block;background:white;border:1px solid #c7d8eb;border-radius:12px;padding:28px}.evidence-card:hover{border-color:#0057b8}.evidence-card h3{color:#0057b8;font-size:36px;margin:18px 0}.evidence-card p{color:#4b607b;font-size:16px}.text-pair>section{min-width:0;background:#f4f8ff;padding:20px;border-top:3px solid #0057b8;border-radius:6px}.text-pair h3{font-size:16px;margin:0 0 12px}.text-pair blockquote{margin:0;padding:0;border:0;font-size:16px;line-height:1.95}.calculator{padding:26px;background:#edf5ff;border:1px solid #c3d8ef;border-radius:10px;margin:28px 0}.calculator label{display:block;margin:16px 0 7px;font-weight:600}.calculator input,.calculator select{font:inherit;width:100%;padding:11px;border:1px solid #7899bd;background:white;border-radius:5px;min-width:0}.calculator #billing-result{font-weight:700;color:#004995;font-size:19px}.calculator small{color:#455b75}img{max-width:100%}.prose{min-width:0}.prose table{display:block;overflow-x:auto}.prose a{overflow-wrap:anywhere}.source-note{overflow-wrap:anywhere}
@media(max-width:760px){.evidence-cards,.text-pair{grid-template-columns:1fr}.evidence-card{padding:23px}.evidence-card h3{font-size:30px}.calculator{padding:20px}.text-pair>section{padding:18px}}