@media(max-width:1180px){
  :root{--container:min(100% - 32px,1040px)}
  .main-nav ul{gap:14px}
  .main-nav a{font-size:.72rem}
  .header-phone span:last-child{display:none}
  .hero-grid{gap:40px}
  .hero--v3 .hero-grid{grid-template-columns:minmax(390px,.8fr) minmax(560px,1.2fr);gap:34px}
  .form-card--hero{padding-inline:23px}
  .form-card__meta{display:none}
  .grid-4{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:1024px){
  :root{--header-height:76px}
  .header-inner{grid-template-columns:auto 1fr auto}
  .main-nav{
    position:fixed;z-index:1100;top:0;right:0;bottom:0;width:min(430px,88vw);padding:96px 28px 34px;
    background:var(--navy-950);box-shadow:-20px 0 60px rgba(0,0,0,.3);transform:translateX(110%);transition:transform .32s ease
  }
  .main-nav.is-open{transform:none}
  .main-nav::before{position:absolute;top:0;right:0;left:0;height:1px;content:"";background:linear-gradient(90deg,transparent,var(--gold-500),transparent)}
  .main-nav ul{display:grid;gap:0}
  .main-nav li{border-bottom:1px solid rgba(255,255,255,.08)}
  .main-nav a{display:block;padding:16px 4px;font-size:1rem}
  .main-nav a::after{bottom:10px}
  .main-nav__mobile-actions{display:grid!important;grid-template-columns:1fr 1fr;gap:10px;margin-top:28px}
  .menu-toggle{position:relative;z-index:1200;display:grid;justify-self:end}
  .header-actions .button,.header-phone{display:none}
  .nav-scrim{position:fixed;z-index:1050;inset:0;background:rgba(4,17,31,.62);opacity:0;visibility:hidden;transition:.25s ease}
  .nav-scrim.is-open{opacity:1;visibility:visible}
  .hero{min-height:auto;padding:74px 0 100px}
  .hero-grid{grid-template-columns:1fr;gap:46px}
  .hero--v3 .hero-grid{grid-template-columns:1fr;gap:48px}
  .hero-copy{padding-top:8px}
  .hero .lead{max-width:760px}
  .form-card{max-width:760px}
  .hero-form-shell--wide{width:100%;max-width:900px;margin-inline:auto}
  .hero-form-shell--wide .form-card{max-width:none}
  .transparency-strip__inner{grid-template-columns:repeat(2,1fr)}
  .transparency-item:nth-child(3){border-left:0;border-top:1px solid var(--border)}
  .transparency-item:nth-child(4){border-top:1px solid var(--border)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.2fr 1fr 1fr}
  .footer-grid>div:nth-child(4){grid-column:2/4}
  .process-line{grid-template-columns:repeat(2,1fr);gap:38px 24px}
  .process-line::before{display:none}
  .process-step{padding:20px;border:1px solid var(--border);border-radius:var(--radius-md);background:rgba(255,255,255,.55)}
  .timeline-details{grid-template-columns:1fr}
  .application-layout{grid-template-columns:1fr}
  .application-aside{position:static;grid-template-columns:1fr 1fr}
}

@media(max-width:768px){
  :root{--container:calc(100% - 28px)}
  .section{padding:78px 0}
  .section-heading{margin-bottom:34px}
  .grid-2,.contact-grid{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .hero{padding-top:58px}
  .hero h1{font-size:clamp(2.45rem,11.5vw,4rem)}
  .hero-actions .button{flex:1 1 220px}
  .transparency-strip{margin-top:-28px}
  .transparency-strip__inner{grid-template-columns:1fr;padding:8px}
  .transparency-item+.transparency-item{border-top:1px solid var(--border);border-left:0}
  .form-grid{grid-template-columns:1fr}
  .form-grid--hero{grid-template-columns:repeat(2,minmax(0,1fr))}
  .form-grid--hero>.field--third,.form-grid--hero>.field--quarter{grid-column:auto}
  .form-grid--hero>.field--contact{grid-column:1/-1}
  .field--full{grid-column:auto}
  .form-grid--hero .field--full{grid-column:1/-1}
  .form-card{padding:24px 18px}
  .form-card--hero{padding:22px 18px}
  .form-card--hero .form-card__head{align-items:flex-start}
  .consent-list--hero{grid-template-columns:1fr}
  .form-card__actions-v3{grid-template-columns:1fr;gap:10px}
  .form-card__actions-v3 .form-footnote{text-align:center}
  .approach-visual>img{min-height:360px}
  .quote-card{right:14px;bottom:14px;left:14px;max-width:none;font-size:1.35rem}
  .grid-4{grid-template-columns:1fr}
  .process-line{grid-template-columns:1fr}
  .dark-feature .grid-3{grid-template-columns:1fr}
  .final-cta{padding:46px 24px}
  .footer-grid{display:block}
  .footer-brand{margin-bottom:36px}
  .footer-column{border-top:1px solid rgba(255,255,255,.1)}
  .footer-heading{margin:0}
  .footer-toggle{display:flex;width:100%;align-items:center;justify-content:space-between;padding:18px 0;color:var(--white);background:transparent;text-align:left}
  .footer-toggle::after{content:"+"}
  .footer-toggle[aria-expanded="true"]::after{content:"−"}
  .footer-column .footer-links,.footer-column .footer-contact{display:none;padding-bottom:18px}
  .footer-column.is-open .footer-links,.footer-column.is-open .footer-contact{display:block}
  .footer-bottom{display:block}
  .footer-credit{margin-top:8px}
  .mobile-contact-bar{
    position:fixed;z-index:950;right:0;bottom:0;left:0;display:grid;grid-template-columns:repeat(3,1fr);
    padding:8px max(8px,env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom)) max(8px,env(safe-area-inset-left));
    border-top:1px solid rgba(228,193,120,.22);background:rgba(4,17,31,.98);box-shadow:0 -10px 30px rgba(0,0,0,.18)
  }
  .mobile-contact-bar a,.mobile-contact-bar button{display:grid;min-height:46px;place-items:center;color:var(--white);background:transparent;font-size:.72rem;font-weight:800;text-decoration:none}
  .mobile-contact-bar>*+*{border-left:1px solid rgba(255,255,255,.1)}
  body.has-overlay .mobile-contact-bar,body.form-active .mobile-contact-bar{display:none}
  .site-footer{padding-bottom:130px}
  .back-to-top{right:16px;bottom:78px}
  .quick-trigger{display:none}
  .quick-consult{right:16px;bottom:78px}
  .principles-grid{grid-template-columns:1fr}
  .do-dont-grid,.scope-comparison{grid-template-columns:1fr}
  .scope-column+.scope-column{border-top:1px solid var(--border);border-left:0}
  .service-detail{grid-template-columns:1fr;gap:12px;padding:38px 0}
  .service-detail__number{font-size:3rem}
  .service-meta{grid-template-columns:1fr}
  .security-panel .cross-list{grid-template-columns:1fr}
  .wizard-card{padding:26px 18px}
  .wizard-progress{gap:7px}
  .wizard-progress__step{padding:10px 8px;font-size:.68rem}
  .summary-list{grid-template-columns:1fr}
  .application-aside{grid-template-columns:1fr}
  .faq-tools{display:block}
  .faq-search{max-width:none}
  .timeline-step{grid-template-columns:50px 1fr;gap:14px}
  .timeline::before{left:24px}
  .timeline-step__number{width:50px;height:50px;font-size:.75rem}
  .timeline-step__body{padding:20px}
}

@media(max-width:480px){
  :root{--container:calc(100% - 24px)}
  body{font-size:16px}
  .brand img{width:132px}
  .hero{padding-top:46px}
  .hero h1{font-size:2.55rem}
  .hero-actions{display:grid}
  .hero-actions .button{width:100%}
  .trust-points{display:grid}
  .form-card__head{display:block}
  .form-card__icon{margin-bottom:12px}
  .choice-row{display:grid;grid-template-columns:1fr}
  .form-grid--hero{grid-template-columns:1fr}
  .form-grid--hero .field--full{grid-column:auto}
  .form-grid--hero>.field--contact{grid-column:auto}
  .form-card--hero .choice-row{grid-template-columns:1fr}
  .form-grid--hero{padding:12px}
  .choice{min-height:44px}
  .page-hero{padding:64px 0}
  .page-hero h1{font-size:2.5rem}
  .transparency-card{height:350px}
  .final-cta__actions{display:grid}
  .final-cta__actions .button{width:100%}
  .wizard-progress__step{font-size:0}
  .wizard-progress__step span{font-size:.68rem}
  .wizard-actions{display:grid;grid-template-columns:1fr 1fr}
  .wizard-actions .button{padding:12px 10px}
  .cookie-banner{right:12px;bottom:12px;width:calc(100% - 24px);padding:18px}
  .cookie-actions{display:grid}
  .cookie-actions .button{width:100%}
  .modal{padding:28px 20px}
  .modal__actions{display:grid}
  .modal__actions .button{width:100%}
}

@media(min-width:1440px){
  :root{--container:min(1260px,calc(100% - 80px))}
  .hero-grid{grid-template-columns:1.14fr .78fr;gap:96px}
  .hero--v3 .hero-grid{grid-template-columns:minmax(430px,.76fr) minmax(660px,1.24fr);gap:54px}
}

@media(min-width:1920px){
  :root{--container:1320px}
  .hero{padding:120px 0 140px}
  .hero--v3{padding:92px 0 114px}
  .section{padding:124px 0}
}

/* V2 responsive refinements */
@media(max-width:1180px){
  .header-inner{gap:22px}
  .brand-copy strong{font-size:.9rem}
  .main-nav a{padding:10px 11px;font-size:.68rem}
  .hero-grid{grid-template-columns:minmax(0,1fr) minmax(410px,.82fr);gap:48px}
  .hero-copy h1{font-size:clamp(3rem,5.4vw,4.6rem)}
  .services-v2-grid{grid-template-columns:repeat(2,1fr)}
  .service-card--featured{grid-row:span 2}
  .service-card--wide{grid-column:1/-1}
}

@media(max-width:1024px){
  :root{--header-height:78px}
  .main-nav{padding:96px 28px 34px;border:0;border-radius:0;background:linear-gradient(160deg,var(--navy-975),var(--navy-900))}
  .main-nav ul{gap:0}
  .main-nav a{padding:16px 12px;border-radius:10px;font-size:1rem}
  .main-nav a[aria-current="page"]{margin:5px 0}
  .hero--v2{padding:74px 0 118px}
  .hero-photo-v3 img{object-position:62% center}
  .hero-photo-v3__veil{background:linear-gradient(90deg,rgba(2,10,18,.98),rgba(3,14,25,.88) 58%,rgba(4,17,31,.58)),linear-gradient(0deg,rgba(3,13,23,.9),transparent 46%)}
  .hero-grid{grid-template-columns:1fr;gap:54px}
  .hero-copy{padding-top:18px}
  .hero-form-shell{max-width:780px;margin-inline:auto}
  .hero-orbit--one{right:-34%;width:560px;height:560px}
  .safe-data-v2__grid{grid-template-columns:1fr;gap:48px}
  .safe-data-v2__vault{min-height:400px}
}

@media(max-width:768px){
  .section{padding:84px 0}
  .brand img.brand-symbol--image{width:44px;height:44px}
  .brand-copy strong{font-size:.82rem}
  .brand-copy small{font-size:.46rem}
  .hero--v2{padding-top:54px}
  .hero-photo-v3{inset:0 0 auto;height:720px}
  .hero-photo-v3 img{object-position:68% center}
  .hero-photo-v3__veil{background:linear-gradient(90deg,rgba(2,10,18,.96),rgba(3,14,25,.75)),linear-gradient(0deg,var(--navy-975) 0%,transparent 54%,rgba(3,13,23,.24))}
  .hero--v3 .hero-copy::before{left:-14px}
  .hero-copy h1{font-size:clamp(2.65rem,11vw,4rem)}
  .hero-status small{display:none}
  .hero-proof-grid{grid-template-columns:1fr 1fr}
  .hero-proof-grid li:last-child{grid-column:1/-1}
  .hero-form-shell__seal{right:14px;bottom:-28px}
  .hero-form-shell__bar{padding:0 16px}
  .hero-form-shell__bar small{display:none}
  .transparency-strip{margin-top:-34px}
  .transparency-item{grid-template-columns:auto 1fr}
  .services-v2-grid{grid-template-columns:1fr}
  .service-card--featured,.service-card--wide{grid-row:auto;grid-column:auto;min-height:360px}
  .service-card--featured h3{margin-top:36px;font-size:1.65rem}
  .safe-data-v2__vault{min-height:380px}
  .final-cta{padding:54px 26px}
  .service-detail__number{position:static}
  .approach-visual--photo{padding:12px 12px 26px 22px}
  .approach-visual--photo>img{min-height:430px}
  .photo-context-v3{top:28px;left:36px}
  .about-photo-v3{min-height:430px;padding:0 10px 28px 22px}
  .about-photo-v3 img{min-height:430px}
  .about-photo-v3 figcaption{right:0;bottom:0;left:36px;max-width:none}
}

@media(max-width:480px){
  .brand{gap:9px}
  .brand-symbol{width:40px;height:40px;border-radius:11px}
  .brand img.brand-symbol--image{width:42px;height:42px;border-radius:0}
  .brand-copy strong{font-size:.75rem;letter-spacing:.06em}
  .brand-copy small{margin-top:5px;font-size:.4rem;letter-spacing:.16em}
  .hero--v2{padding-top:44px}
  .hero-copy h1{font-size:2.68rem}
  .hero-status{font-size:.61rem;letter-spacing:.06em}
  .hero-proof-grid{grid-template-columns:1fr}
  .hero-proof-grid li:last-child{grid-column:auto}
  .hero-proof-grid li{min-height:54px}
  .hero-form-shell{border-radius:21px}
  .hero-form-shell .form-card{border-radius:20px}
  .hero-scroll-cue{display:none}
  .hero-orbit{opacity:.6}
  .hero-photo-v3{height:690px}
  .hero-photo-v3 img{object-position:72% center}
  .hero--v3 .hero-copy::before{display:none}
  .page-hero::after{width:100%;opacity:.14;mask-image:linear-gradient(90deg,transparent,black)}
  .service-card--featured,.service-card--wide{min-height:330px}
  .safe-data-v2__vault{min-height:470px}
  .safe-data-v2__vault::before{width:240px;height:240px}
  .safe-data-v2__vault::after{width:340px;height:340px}
  .vault-core{width:132px;height:132px;border-radius:36px}
  .vault-chip--one{top:8%;left:7%}.vault-chip--two{top:17%;right:5%}.vault-chip--three{right:3%;bottom:14%}.vault-chip--four{bottom:8%;left:8%}.vault-chip--five{top:46%;left:2%}
  .photo-context-v3{top:24px;left:32px}
  .approach-visual--photo>img{min-height:380px}
  .about-photo-v3 img{min-height:380px}
}

/* V4 premium mobile system */
@media(max-width:768px){
  :root{--header-height:70px;--container:calc(100% - 28px)}
  html{scroll-padding-top:84px}
  body{background:#fbfcfd}

  .site-header{
    height:70px;border-bottom:1px solid rgba(228,193,120,.14);
    background:linear-gradient(180deg,rgba(3,13,24,.98),rgba(4,17,31,.94));box-shadow:0 10px 36px rgba(2,10,18,.16);backdrop-filter:blur(18px)
  }
  .site-header.is-scrolled{height:66px;background:rgba(3,13,24,.975);box-shadow:0 14px 38px rgba(2,10,18,.2)}
  .header-inner{grid-template-columns:minmax(0,1fr) auto;gap:14px}
  .brand{min-width:0;gap:10px}
  .brand img.brand-symbol--image{width:43px;height:43px;filter:drop-shadow(0 10px 18px rgba(0,0,0,.22))}
  .brand-copy{min-width:0}
  .brand-copy strong{font-size:.79rem;letter-spacing:.075em}
  .brand-copy small{margin-top:5px;font-size:.43rem;letter-spacing:.15em}
  .header-actions{gap:0}
  .menu-toggle{
    width:46px;height:46px;border-color:rgba(228,193,120,.22);border-radius:15px;
    background:linear-gradient(145deg,rgba(255,255,255,.09),rgba(255,255,255,.025));box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 9px 24px rgba(0,0,0,.18)
  }
  .menu-toggle span,.menu-toggle::before,.menu-toggle::after{width:19px;height:1.5px;border-radius:999px}

  .main-nav{
    width:min(430px,94vw);padding:92px 18px calc(24px + env(safe-area-inset-bottom));
    border-left:1px solid rgba(228,193,120,.15);background:
      radial-gradient(circle at 88% 8%,rgba(228,193,120,.11),transparent 24%),
      linear-gradient(155deg,#03101d,#071a2f 62%,#0b243d);box-shadow:-28px 0 80px rgba(0,0,0,.42)
  }
  .main-nav::after{position:absolute;right:-90px;bottom:-110px;width:300px;height:300px;content:"";border:1px solid rgba(228,193,120,.08);border-radius:50%;box-shadow:0 0 0 45px rgba(228,193,120,.018)}
  .main-nav__mobile-head{position:relative;z-index:1;display:flex;align-items:end;justify-content:space-between;margin-bottom:18px;padding:0 8px 16px;border-bottom:1px solid rgba(255,255,255,.08)}
  .main-nav__mobile-head span{color:var(--gold-400);font-family:var(--font-serif);font-size:1.75rem;font-style:italic;font-weight:600}
  .main-nav__mobile-head small{max-width:130px;color:rgba(255,255,255,.4);font-size:.55rem;line-height:1.45;text-align:right}
  .main-nav ul{position:relative;z-index:1;gap:7px}
  .main-nav li{border:0}
  .main-nav a{
    display:grid;min-height:58px;grid-template-columns:32px minmax(0,1fr) 18px;gap:10px;align-items:center;padding:10px 13px;
    border:1px solid rgba(255,255,255,.055);border-radius:15px;color:rgba(255,255,255,.78);background:rgba(255,255,255,.025);font-size:.9rem
  }
  .main-nav a:hover{background:rgba(255,255,255,.06)}
  .main-nav a[aria-current="page"]{color:#fff;border-color:rgba(228,193,120,.28);background:linear-gradient(135deg,rgba(228,193,120,.15),rgba(228,193,120,.055));box-shadow:inset 3px 0 0 var(--gold-400),0 12px 30px rgba(0,0,0,.12)}
  .nav-index{display:grid;width:28px;height:28px;place-items:center;border:1px solid rgba(228,193,120,.16);border-radius:9px;color:var(--gold-400);font-family:var(--font-serif);font-size:.76rem;font-style:italic}
  .nav-arrow{display:block;width:16px;height:16px;color:rgba(228,193,120,.55)}
  .main-nav__mobile-actions{position:relative;z-index:1;gap:8px;margin-top:16px}
  .main-nav__mobile-actions .button{min-height:52px;padding-inline:14px}
  .nav-scrim{background:rgba(2,9,16,.72);backdrop-filter:blur(4px)}

  .hero--v3{min-height:0;padding:38px 0 82px}
  .hero--v3 .hero-grid{gap:30px}
  .hero-photo-v3{height:640px}
  .hero-photo-v3 img{object-position:70% center;filter:saturate(.78) contrast(1.06)}
  .hero-photo-v3__veil{background:linear-gradient(90deg,rgba(2,10,18,.96),rgba(3,14,25,.71)),linear-gradient(0deg,var(--navy-975) 0%,rgba(3,13,23,.8) 22%,transparent 62%,rgba(3,13,23,.18))}
  .hero--v3 .hero-copy{padding-top:4px}
  .hero--v3 .hero-copy::before{display:none}
  .hero-status{max-width:100%;margin-bottom:18px;padding:8px 11px;font-size:.58rem;letter-spacing:.065em}
  .hero-copy h1{max-width:620px;margin-bottom:18px;font-size:clamp(2.45rem,10.5vw,3.45rem);line-height:.98;letter-spacing:-.052em}
  .hero-copy h1 .accent{font-size:1.03em;line-height:1}
  .hero--v2 .lead{font-size:.96rem;line-height:1.68}
  .hero-actions{display:grid;grid-template-columns:1fr;gap:9px;margin:24px 0 20px}
  .hero-actions .button{width:100%;min-height:52px;border-radius:15px}
  .hero-proof-grid{
    display:grid;grid-auto-flow:column;grid-auto-columns:minmax(205px,72vw);grid-template-columns:none;gap:9px;
    margin-right:calc(50% - 50vw);padding:0 16px 7px 0;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none
  }
  .hero-proof-grid::-webkit-scrollbar,.transparency-strip__inner::-webkit-scrollbar{display:none}
  .hero-proof-grid li,.hero-proof-grid li:last-child{grid-column:auto;min-height:58px;padding:11px 12px;border-color:rgba(255,255,255,.1);border-radius:15px;background:rgba(255,255,255,.045);scroll-snap-align:start}
  .hero-note{padding:11px 13px;border-radius:13px;font-size:.72rem;line-height:1.45}
  .hero-scroll-cue{display:none}

  .hero-form-shell--wide{max-width:680px;border-radius:24px;box-shadow:0 26px 70px rgba(0,0,0,.32)}
  .hero-form-shell__bar{min-height:42px;padding:0 15px;font-size:.57rem}
  .hero-form-shell__seal{right:12px;bottom:-24px;width:50px;height:50px;border-radius:15px}
  .hero-form-shell .form-card{border-radius:22px}
  .form-card--hero{padding:18px 15px}
  .form-card--hero .form-card__head{display:grid;grid-template-columns:40px 1fr;gap:10px;margin-bottom:13px;padding-bottom:13px}
  .form-card--hero .form-card__icon{width:40px;height:40px;margin:0}
  .form-card--hero .form-card__head h2{font-size:1.25rem}
  .form-card--hero .form-card__head p{font-size:.68rem;line-height:1.4}
  .form-grid--hero{gap:11px;padding:13px;border-radius:17px}
  .form-card--hero .field input,.form-card--hero .field select{min-height:50px}
  .form-card--hero .choice{min-height:50px;border-radius:13px}
  .consent-list--hero{gap:7px;margin-top:12px}
  .consent-list--hero .consent{padding:11px;border-radius:13px;font-size:.66rem}
  .form-card__actions-v3{margin-top:12px;padding-top:12px}
  .form-card__actions-v3 .form-submit{min-height:52px}

  .transparency-strip{margin-top:-30px}
  .transparency-strip__inner{
    width:100%;max-width:none;grid-auto-flow:column;grid-auto-columns:minmax(260px,82vw);grid-template-columns:none;gap:10px;
    margin:0;padding:0 14px 12px;border:0;border-radius:0;background:transparent;box-shadow:none;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none
  }
  .transparency-item,.transparency-item+.transparency-item,.transparency-item:nth-child(3),.transparency-item:nth-child(4){
    min-height:118px;grid-template-columns:42px 1fr;gap:13px;padding:18px;border:1px solid rgba(16,32,51,.08);border-radius:19px;
    background:rgba(255,255,255,.96);box-shadow:0 16px 42px rgba(4,17,31,.09);scroll-snap-align:start
  }
  .transparency-item__icon{width:42px;height:42px}

  .section{padding:64px 0}
  .section-heading{margin-bottom:28px}
  .section-heading--center{text-align:left}
  .section-heading--center h2,.section-heading--center p{margin-inline:0}
  h2{font-size:clamp(2rem,8.6vw,2.65rem)}
  .eyebrow{font-size:.66rem}
  .grid-2{gap:34px}
  .feature-list{gap:8px;margin-top:22px}
  .feature-item{gap:13px;padding:14px;border-color:rgba(16,32,51,.065);border-radius:15px;background:rgba(255,255,255,.8)}
  .feature-number{width:40px;height:40px;border-radius:12px}
  .approach-visual--photo{padding:9px 8px 24px 16px}
  .approach-visual--photo>img{min-height:350px;border-radius:19px}
  .approach-visual--photo::after{inset:16px 22px 14px 0;border-radius:19px}
  .photo-context-v3{top:24px;left:29px;padding:10px 12px}
  .quote-card{right:8px;bottom:8px;left:28px;padding:19px;font-size:1.27rem}

  .services-v2-grid{gap:13px}
  .service-card,.service-card--wide{min-height:0;padding:24px;border-radius:19px}
  .service-card--featured{min-height:410px;padding:26px;background-position:56% center}
  .service-card--featured h3{margin-top:112px;font-size:1.85rem}
  .service-card__index{top:22px;right:22px}

  .safe-data-v2__grid{gap:34px}
  .safe-data-v2__vault{min-height:345px;border-radius:23px}
  .safe-data-v2__vault::before{width:220px;height:220px}
  .safe-data-v2__vault::after{width:300px;height:300px}
  .vault-core{width:124px;height:124px;border-radius:33px}
  .vault-chip{padding:8px 10px;font-size:.58rem}

  .process-line{gap:12px}
  .process-step{display:grid;grid-template-columns:54px 1fr;gap:13px;align-items:start;padding:17px;border-radius:17px;background:rgba(255,255,255,.78);box-shadow:0 10px 28px rgba(4,17,31,.045)}
  .process-step__number{width:48px;height:48px;margin:0}
  .process-step h3{margin-top:2px;font-size:1.05rem}
  .process-step p{grid-column:2;margin-top:-25px;font-size:.78rem}
  .dark-feature .grid-3{gap:11px}
  .dark-feature .card{padding:23px;border-radius:18px}

  .accordion{display:grid;gap:8px;border:0}
  .accordion-item{border:1px solid rgba(16,32,51,.08);border-radius:15px;background:#fff;box-shadow:0 8px 24px rgba(4,17,31,.035);overflow:hidden}
  .accordion-button{min-height:62px;padding:15px;font-size:.86rem}
  .accordion-button::after{flex-basis:28px;height:28px}
  .accordion-panel p{padding:0 15px 16px;font-size:.82rem}

  .final-cta{padding:38px 22px;border-radius:22px}
  .final-cta h2{font-size:2.08rem}
  .final-cta p{margin-top:15px;font-size:.9rem}
  .final-cta__actions{display:grid;gap:8px;margin-top:22px}
  .final-cta__actions .button{width:100%}

  .page-hero{padding:58px 0 62px}
  .page-hero h1{font-size:clamp(2.35rem,10vw,3.2rem)}
  .page-hero .lead{font-size:.96rem}
  .breadcrumbs{max-width:100%;overflow-x:auto;white-space:nowrap;scrollbar-width:none}
  .principle,.do-dont-card,.wizard-card,.aside-card,.contact-card,.timeline-step__body{border-radius:17px}
  .service-detail{padding:31px 0}

  .site-footer{padding-top:58px;padding-bottom:120px}
  .footer-brand{margin-bottom:28px}
  .footer-column{margin-top:8px;border:1px solid rgba(255,255,255,.085);border-radius:14px;background:rgba(255,255,255,.025);overflow:hidden}
  .footer-toggle{padding:16px;color:rgba(255,255,255,.9);font-size:.78rem;letter-spacing:.04em;text-transform:uppercase}
  .footer-toggle::after{display:grid;width:26px;height:26px;place-items:center;border:1px solid rgba(228,193,120,.18);border-radius:9px;color:var(--gold-400)}
  .footer-column .footer-links,.footer-column .footer-contact{padding:0 16px 16px}
  .footer-column .footer-links li+li{margin-top:0}
  .footer-column .footer-links a,.footer-column .footer-contact>*{display:block;padding:10px 0;border-top:1px solid rgba(255,255,255,.055)}
  .footer-legal{margin-top:28px;padding:20px;border-radius:14px;background:rgba(255,255,255,.025)}
  .footer-bottom{padding-top:18px;text-align:center}

  .mobile-contact-bar{
    right:12px;bottom:max(10px,env(safe-area-inset-bottom));left:12px;grid-template-columns:.82fr 1fr 1.28fr;gap:5px;
    padding:6px;border:1px solid rgba(228,193,120,.2);border-radius:20px;background:rgba(3,13,24,.94);
    box-shadow:0 18px 50px rgba(0,0,0,.34),inset 0 1px 0 rgba(255,255,255,.07);backdrop-filter:blur(18px)
  }
  .mobile-contact-bar a,.mobile-contact-bar button{
    display:flex;min-width:0;min-height:50px;flex-direction:column;gap:3px;align-items:center;justify-content:center;
    border:0;border-radius:14px;color:rgba(255,255,255,.76);background:transparent;font-size:.62rem
  }
  .mobile-contact-bar .icon-v2{width:17px;height:17px;color:var(--gold-400)}
  .mobile-contact-bar>*+*{border:0}
  .mobile-contact-bar button{
    color:var(--navy-950);background:linear-gradient(135deg,#f1d38e,var(--gold-500));box-shadow:0 8px 20px rgba(213,170,82,.2);font-weight:850
  }
  .mobile-contact-bar button .icon-v2{color:var(--navy-900)}
  .back-to-top{right:14px;bottom:86px;width:43px;height:43px;border-radius:14px}
  .quick-consult{right:12px;bottom:84px;left:12px;width:auto;border-radius:20px}
}

@media(max-width:520px){
  :root{--container:calc(100% - 24px)}
  .brand-copy small{display:none}
  .brand-copy strong{font-size:.76rem}
  .main-nav{width:100vw}
  .hero--v3{padding-top:30px}
  .hero-photo-v3{height:610px}
  .hero-copy h1{font-size:clamp(2.32rem,11.8vw,2.85rem)}
  .hero-proof-grid{grid-auto-columns:minmax(210px,78vw)}
  .form-card--hero{padding:15px 12px}
  .form-card--hero .form-card__head{grid-template-columns:38px 1fr}
  .form-card--hero .form-card__head h2{font-size:1.16rem}
  .form-grid--hero{grid-template-columns:1fr;padding:11px}
  .form-grid--hero>.field--third,.form-grid--hero>.field--quarter,.form-grid--hero>.field--contact,.form-grid--hero>.field--full{grid-column:auto}
  .form-card--hero .choice-row{grid-template-columns:repeat(3,minmax(0,1fr))}
  .form-card--hero .choice{min-height:52px}
  .form-card--hero .field>label,.form-card--hero .fieldset-label{font-size:.67rem}
  .transparency-strip__inner{grid-auto-columns:84vw;padding-left:12px}
  .section{padding:56px 0}
  .feature-item{padding:13px}
  .approach-visual--photo>img{min-height:320px}
  .service-card--featured{min-height:390px}
  .safe-data-v2__vault{min-height:330px}
  .process-step{grid-template-columns:50px 1fr;padding:15px}
  .process-step p{grid-column:2}
  .final-cta{padding:32px 19px}
  .final-cta h2{font-size:1.9rem}
}

@media(max-width:380px){
  .brand img.brand-symbol--image{width:40px;height:40px}
  .brand-copy strong{font-size:.7rem}
  .menu-toggle{width:43px;height:43px}
  .hero-copy h1{font-size:2.2rem}
  .hero-status{font-size:.53rem}
  .form-card--hero .choice{grid-template-columns:14px minmax(0,1fr);gap:4px;padding-inline:6px;font-size:.58rem}
  .form-card--hero .choice__icon{width:14px;height:14px}
  .mobile-contact-bar a,.mobile-contact-bar button{font-size:.57rem}
}

/* V4.1 mobile navigation stability and interaction fix */
@media(max-width:1024px){
  html.menu-open,body.menu-open{overflow:hidden;overscroll-behavior:none}

  .site-header,.site-header.is-scrolled{
    z-index:1000;
    -webkit-backdrop-filter:none;
    backdrop-filter:none
  }

  .main-nav{
    z-index:1;
    top:0;right:0;bottom:auto;
    box-sizing:border-box;
    height:100vh;height:100dvh;max-height:100dvh;
    padding-top:calc(96px + env(safe-area-inset-top));
    padding-bottom:calc(28px + env(safe-area-inset-bottom));
    overflow-x:hidden;overflow-y:auto;
    overscroll-behavior:contain;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:thin;
    scrollbar-color:rgba(228,193,120,.34) transparent;
    opacity:0;visibility:hidden;pointer-events:none;
    transform:translate3d(106%,0,0);
    transition:transform .36s cubic-bezier(.22,1,.36,1),opacity .2s ease,visibility 0s linear .36s;
    will-change:transform
  }
  .main-nav.is-open{
    opacity:1;visibility:visible;pointer-events:auto;
    transform:translate3d(0,0,0);
    transition-delay:0s
  }
  .main-nav::-webkit-scrollbar{width:5px}
  .main-nav::-webkit-scrollbar-thumb{border-radius:999px;background:rgba(228,193,120,.32)}

  .nav-scrim{
    z-index:990;
    pointer-events:none;
    transition:opacity .25s ease,visibility 0s linear .25s
  }
  .nav-scrim.is-open{
    pointer-events:auto;
    transition-delay:0s
  }

  .menu-toggle{
    z-index:2;
    isolation:isolate;
    overflow:hidden
  }
  .menu-toggle span,.menu-toggle::before,.menu-toggle::after{
    position:absolute;top:50%;left:50%;
    display:block;width:19px;height:1.5px;margin:0;
    border-radius:999px;content:"";
    background:currentColor;
    transition:transform .28s cubic-bezier(.22,1,.36,1),opacity .18s ease
  }
  .menu-toggle span{transform:translate(-50%,-50%)}
  .menu-toggle::before{transform:translate(-50%,-8px)}
  .menu-toggle::after{transform:translate(-50%,6px)}
  .menu-toggle[aria-expanded="true"]{
    color:var(--gold-400);
    border-color:rgba(228,193,120,.42);
    background:rgba(228,193,120,.1)
  }
  .menu-toggle[aria-expanded="true"] span{opacity:0;transform:translate(-50%,-50%) scaleX(.35)}
  .menu-toggle[aria-expanded="true"]::before{transform:translate(-50%,-50%) rotate(45deg)}
  .menu-toggle[aria-expanded="true"]::after{transform:translate(-50%,-50%) rotate(-45deg)}

  body.menu-open .mobile-contact-bar,
  body.menu-open .quick-trigger,
  body.menu-open .quick-consult,
  body.menu-open .back-to-top{
    opacity:0;visibility:hidden;pointer-events:none
  }
}

@media(max-width:768px){
  .main-nav{padding-top:calc(88px + env(safe-area-inset-top))}
}

@media(max-width:520px){
  .main-nav{
    width:100%;
    padding-top:calc(86px + env(safe-area-inset-top));
    padding-right:16px;
    padding-left:16px
  }
}

@media(max-width:420px), (max-height:700px){
  .main-nav__mobile-head{margin-bottom:11px;padding-bottom:11px}
  .main-nav__mobile-head span{font-size:1.5rem}
  .main-nav ul{gap:5px}
  .main-nav a{min-height:52px;padding-block:8px}
  .main-nav__mobile-actions{margin-top:11px}
  .main-nav__mobile-actions .button{min-height:48px}
}

/* V4.2.2: narrow-screen form containment and readable mobile controls */
@media(max-width:768px){
  .hero--v3 .hero-grid,
  .hero-form-shell,
  .hero-form-shell--wide,
  .hero-form-shell .form-card,
  .form-card--hero,
  .form-grid--hero,
  .form-grid--hero>*,
  .form-card--hero fieldset.field,
  .consent-list--hero,
  .consent-list--hero .consent,
  .consent-list--hero .consent>span,
  .form-card__actions-v3{
    min-width:0;
    max-width:100%
  }

  .hero-form-shell,
  .hero-form-shell--wide,
  .hero-form-shell .form-card,
  .form-card--hero,
  .form-grid--hero,
  .consent-list--hero,
  .form-card__actions-v3{
    width:100%
  }

  .form-card--hero .field input,
  .form-card--hero .field select,
  .form-card--hero .field textarea{
    min-width:0;
    max-width:100%
  }

  .consent-list--hero .consent{
    grid-template-columns:18px minmax(0,1fr)
  }

  .consent-list--hero .consent>span,
  .form-card__actions-v3 .form-footnote{
    white-space:normal;
    overflow-wrap:anywhere
  }

  .form-card__actions-v3 .form-submit{
    min-width:0;
    max-width:100%;
    white-space:normal;
    text-align:center
  }
}

@media(max-width:520px){
  .hero-form-shell--wide{margin-inline:0}
  .hero-form-shell::before{inset:10% -12px -10px 12px}
  .hero-form-shell__seal{right:10px}
  .form-card--hero{padding:16px 12px 18px;overflow:hidden}
  .form-grid--hero{grid-template-columns:minmax(0,1fr);padding:11px}
  .form-grid--hero>.field--third,
  .form-grid--hero>.field--quarter,
  .form-grid--hero>.field--contact,
  .form-grid--hero>.field--full{grid-column:auto}

  .form-card--hero .choice-row{
    width:100%;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:6px
  }

  .form-card--hero .choice{
    width:100%;
    min-width:0;
    min-height:58px;
    grid-template-columns:1fr;
    grid-template-rows:18px auto;
    gap:4px;
    justify-items:center;
    padding:8px 3px 7px;
    text-align:center
  }

  .form-card--hero .choice span{
    width:100%;
    min-width:0;
    overflow:hidden;
    color:var(--navy-800);
    font-size:.62rem;
    line-height:1.15;
    text-overflow:ellipsis;
    white-space:nowrap
  }

  .form-card--hero .choice::after{top:6px;right:6px}
  .consent-list--hero .consent{padding:11px 10px;font-size:.68rem;line-height:1.5}
  .form-card__actions-v3 .form-submit{padding-inline:10px;font-size:.8rem;line-height:1.25}
  .form-card__actions-v3 .form-footnote{padding-inline:4px;font-size:.66rem}
}

@media(max-width:360px){
  .form-card--hero{padding-inline:10px}
  .form-grid--hero{padding-inline:9px}
  .form-card--hero .choice-row{gap:4px}
  .form-card--hero .choice{padding-inline:2px}
  .form-card--hero .choice span{font-size:.58rem}
  .form-card__actions-v3 .form-submit{font-size:.74rem}
}

/* V4.2.3: prevent iOS and in-app browsers from auto-zooming focused fields */
@media(max-width:768px){
  .field input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]),
  .field select,
  .field textarea,
  .faq-search input{
    font-size:16px;
    line-height:1.35
  }
}