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@media(max-width:1100px){.nav{gap:25px}.desktop-nav{gap:18px}.hero-layout{grid-template-columns:1fr;gap:55px}.hero-product{max-width:850px}.statement-grid,.section-intro,.intelligence-grid,.cta{grid-template-columns:1fr;gap:30px}.journey-track{grid-template-columns:repeat(5,1fr)}.feature-grid,.enterprise-grid{grid-template-columns:1fr 1fr}.app-side{grid-template-columns:1fr 1fr}.chat-card{grid-column:1/-1}}
@media(max-width:820px){.container{width:min(calc(100% - 32px),var(--max))}.nav{height:68px}.desktop-nav,.nav-actions>.btn{display:none}.menu-btn{display:block}.mobile-nav.open{display:block}.logo{width:174px}.hero{padding:70px 0 82px}.hero h1{font-size:clamp(50px,13vw,72px)}.hero-product{border-radius:21px}.product-main{grid-template-columns:1fr}.insight-panel{grid-template-columns:1fr 1fr}.photo-stage{min-height:340px}.journey-track{grid-template-columns:1fr}.journey-track article{border-right:0;border-bottom:1px solid #294153;min-height:0}.journey-track article:last-child{border-bottom:0}.journey-track b{margin-top:12px}.feature-grid,.enterprise-grid{grid-template-columns:1fr}.section{padding:85px 0}.section h2,.statement h2{font-size:44px}.app-shell{max-height:100vh;border-radius:0}.app-body{padding:14px}.app-side{grid-template-columns:1fr}.chat-card{grid-column:auto}.workflow{padding:20px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.choice-grid{grid-template-columns:1fr}.app-actions{flex-direction:column-reverse}.app-actions .btn{width:100%}.app-logo .logo{width:150px}.app-logo #caseId{display:none}.footer-main{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom{flex-direction:column;align-items:flex-start}.cta .btn{width:100%}}
@media(max-width:520px){.container{width:min(calc(100% - 26px),var(--max))}.hero{padding-top:58px}.hero-lead{font-size:15px}.hero-actions{flex-direction:column}.hero-actions .btn{width:100%}.trust-line{gap:13px}.product-main{padding:8px}.photo-stage{min-height:275px}.insight-panel{grid-template-columns:1fr}.metric{padding:13px}.metric:nth-child(4){display:none}.statement-grid{gap:20px}.statement p,.section-intro>p,.intelligence-copy>p{font-size:15px}.section h2,.statement h2{font-size:38px}.ai-row{grid-template-columns:35px 1fr}.ai-row strong{display:none}.footer-main{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-main>div:not(.footer-brand){padding-top:8px}.app-head{padding:12px 15px}.workflow-top{align-items:flex-start;flex-direction:column}.step-counter{align-self:flex-end;margin-top:-28px}.thumbs{grid-template-columns:1fr 1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}}
@media print{body{background:#fff}.site-header,footer,.hero,.statement,.journey,.product,.intelligence,.business,.final-cta,.app-side,.close,.app-actions{display:none!important}.modal{position:static;display:block;background:#fff}.app-shell{max-height:none;box-shadow:none}.app-head{position:static}.workflow{box-shadow:none}}

/* V12: compact account controls + product-first hero without preview card */
.account-actions{display:flex;align-items:center;gap:4px;padding:4px;border:1px solid #294153;border-radius:12px;background:rgba(255,255,255,.025)}
.account-actions button,.mobile-account-actions button{border:0;background:transparent;color:#b7c7d2;border-radius:8px;padding:8px 10px;font-size:11px;font-weight:850;cursor:pointer;white-space:nowrap}
.account-actions button:hover,.mobile-account-actions button:hover{background:#173044;color:#fff}
.account-actions button[data-auth="login"]{color:#fff}
.mobile-account-actions{display:flex;gap:8px;margin:6px 0 10px}
.mobile-account-actions button{flex:1;border:1px solid #294153;background:#102537;color:#d8e4eb}
.hero-layout{grid-template-columns:1fr}
.hero-copy{max-width:860px}
.hero{padding-bottom:105px}
@media(max-width:1100px){.hero-layout{grid-template-columns:1fr}.account-actions{gap:2px}.account-actions button{padding:7px 8px}.nav-actions{gap:7px}}
@media(max-width:820px){.nav-actions>.account-actions{display:none}.hero{padding-bottom:82px}}

/* V13: focused flagship hero + account authentication surface */
.hero:before,.hero:after{display:none}
.hero{min-height:calc(100svh - 76px);display:flex;align-items:center;padding:84px 0 96px}
.hero-layout{display:flex;justify-content:center;align-items:center;width:100%;position:relative;z-index:1}
.hero-copy{max-width:980px;width:100%;margin:0 auto;text-align:center}
.hero .eyebrow{margin-bottom:24px}
.hero h1{max-width:none;margin:0 auto 30px;font-size:clamp(64px,8.1vw,112px);line-height:.9}
.hero-lead{max-width:760px;margin:0 auto 34px;font-size:18px}
.hero-actions{justify-content:center}
.trust-line{justify-content:center}
.auth-modal{position:fixed;inset:0;z-index:700;background:rgba(3,12,20,.72);backdrop-filter:blur(12px);display:none;align-items:center;justify-content:center;padding:22px}
.auth-modal.open{display:flex}
.auth-shell{position:relative;width:min(100%,470px);background:#fff;color:var(--ink);border:1px solid rgba(255,255,255,.7);border-radius:24px;padding:38px;box-shadow:0 35px 100px rgba(0,0,0,.28)}
.auth-close{position:absolute;top:16px;right:16px;width:38px;height:38px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--navy);font-size:22px;cursor:pointer}
.auth-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:900;margin-bottom:20px}
.auth-kicker{font-size:9px;letter-spacing:.18em;font-weight:900;color:#7890a0;margin-bottom:10px}
.auth-shell h2{font-size:38px;line-height:1;letter-spacing:-.05em;margin:0 0 11px}
.auth-sub{font-size:13px;line-height:1.6;color:#738390;margin:0 0 25px;max-width:390px}
.auth-form{display:grid;gap:14px}
.auth-field{display:grid;gap:7px}.auth-field label{font-size:11px;font-weight:850}.auth-field input{width:100%;height:48px;border:1px solid #d4dfe6;border-radius:11px;padding:0 13px;outline:none;color:var(--ink);background:#fff}.auth-field input:focus{border-color:#6fa6c4;box-shadow:0 0 0 4px rgba(45,131,184,.1)}
.auth-submit{height:49px;border:0;border-radius:12px;background:var(--navy);color:#fff;font-weight:850;cursor:pointer;margin-top:3px}.auth-submit:hover{background:#0d2639}
.auth-switch,.auth-link{border:0;background:transparent;color:#2d83b8;font-weight:800;font-size:11px;cursor:pointer;padding:10px 0 0}.auth-link{padding-top:0}.auth-error{min-height:16px;margin:0;color:#9d5058;font-size:10px;font-weight:800}.auth-info{margin:0;padding:11px 12px;border:1px solid #dfe7ec;border-radius:11px;background:#f5f8fa;color:#71818d;font-size:10px;line-height:1.5}.auth-email-note{padding:11px 12px;border-radius:11px;background:#eef5f8;color:#637784;font-size:11px}.auth-email-note strong{color:var(--ink)}
@media(max-width:820px){.hero{min-height:calc(100svh - 68px);padding:65px 0 75px}.hero h1{font-size:clamp(52px,13vw,82px)}.hero-lead{font-size:16px}.auth-shell{padding:31px 23px;border-radius:20px}.auth-shell h2{font-size:34px}}
@media(max-width:520px){.hero{padding-top:52px}.hero h1{font-size:clamp(48px,14vw,68px)}.trust-line{gap:12px}.auth-modal{padding:12px}.auth-shell{padding:28px 20px}}


/* V14: hard hero boundary — nothing from following sections can appear beside the headline */
html,body{overflow-x:hidden}
.hero{height:calc(100dvh - 76px);min-height:620px;max-height:none;box-sizing:border-box;contain:layout paint;isolation:isolate;overflow:clip}
.hero-layout{height:100%;min-height:0}
.hero-copy{position:relative;z-index:2}
.statement,.journey,.product,.intelligence,.business,.final-cta,footer{position:relative;z-index:2;margin-top:0}
@media(max-width:820px){.hero{height:calc(100dvh - 68px);min-height:600px}}
@media(max-width:520px){.hero{height:auto;min-height:calc(100svh - 68px)}}

/* V16: strict auth separation + calmer flagship headline */
.auth-form[hidden]{display:none!important}
.hero h1{font-weight:700;line-height:1.02;letter-spacing:-.045em}
.hero h1 em{font-weight:700}
.auth-shell{max-height:min(760px,calc(100dvh - 40px));overflow:auto}
@media(max-width:820px){.hero h1{font-weight:700;line-height:1.03;letter-spacing:-.04em}.auth-shell{max-height:calc(100dvh - 24px)}}

/* V17: precise hero typography + centered secondary CTA. No other product styles changed. */
.hero h1{font-weight:650;line-height:1.08;letter-spacing:-.035em}
.hero h1 em{font-weight:650}
.hero-actions .btn{display:inline-flex;align-items:center;justify-content:center;text-align:center;line-height:1}
@media(max-width:820px){.hero h1{font-weight:650;line-height:1.08;letter-spacing:-.032em}}
@media(max-width:520px){.hero h1{line-height:1.08;letter-spacing:-.03em}}