/* RK Frontend Website — fully self-contained, every selector is prefixed .rkfe-. The theme is never loaded on these pages. */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
body.rkfe{overflow-x:clip;--ink:#0f172a;--mut:#5b6478;--line:#e6e9f2;--bg:#fff;--soft:#f6f7fb;--pw:#eef0ff;--sh:0 1px 2px rgba(15,23,42,.05),0 8px 24px rgba(15,23,42,.06);--shh:0 2px 4px rgba(15,23,42,.06),0 18px 40px rgba(15,23,42,.12);--hh:68px;margin:0;font-family:var(--ff);font-size:16px;line-height:1.6;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.rkfe img{max-width:100%;height:auto;display:block}
.rkfe a{color:inherit;text-decoration:none}
.rkfe h1,.rkfe h2,.rkfe h3,.rkfe h4{font-family:var(--fh);margin:0;line-height:1.2;color:var(--ink);letter-spacing:-.015em}
.rkfe p{margin:0}
.rkfe ul,.rkfe ol{margin:0;padding:0;list-style:none}
.rkfe button,.rkfe input,.rkfe select,.rkfe textarea{font:inherit;color:inherit}
.rkfe-ic{width:1.25em;height:1.25em;flex:none}
.rkfe-sr,.rkfe-skip:not(:focus){position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.rkfe-skip:focus{position:fixed;top:8px;left:8px;z-index:200;background:#fff;padding:10px 14px;border-radius:8px;box-shadow:var(--shh)}
.rkfe :focus-visible{outline:3px solid color-mix(in srgb,var(--p) 55%,#fff);outline-offset:2px;border-radius:6px}
.rkfe-wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.rkfe-wrap--narrow{max-width:820px}
.rkfe-wrap--wide{max-width:1200px}
.rkfe-sec{padding:84px 0;position:relative}
.rkfe-sec--hero,.rkfe-sec--pageheader{padding:0}
.rkfe-sec--features,.rkfe-sec--steps,.rkfe-sec--related{background:var(--soft)}
.rkfe-center{text-align:center;margin-top:36px}

/* ---------- buttons ---------- */
.rkfe-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:calc(var(--r) * .75);font-weight:600;font-size:15px;line-height:1.2;border:1.5px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;white-space:nowrap}
.rkfe-btn.lg{padding:14px 26px;font-size:16px}.rkfe-btn.sm{padding:9px 16px;font-size:14px}
.rkfe-btn--primary{background:linear-gradient(135deg,var(--p),color-mix(in srgb,var(--p) 70%,var(--s)));color:#fff!important;box-shadow:0 6px 18px color-mix(in srgb,var(--p) 35%,transparent)}
.rkfe-btn--primary:hover{transform:translateY(-2px);box-shadow:0 10px 26px color-mix(in srgb,var(--p) 45%,transparent)}
.rkfe-btn--ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.rkfe-btn--ghost:hover{border-color:var(--p);color:var(--p);transform:translateY(-2px)}
.rkfe-btn--light{background:#fff;color:var(--k)!important}.rkfe-btn--light:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(0,0,0,.25)}
.rkfe-btn--outline{border-color:rgba(255,255,255,.55);color:#fff!important}.rkfe-btn--outline:hover{background:rgba(255,255,255,.12)}
.rkfe-btn[disabled]{opacity:.65;pointer-events:none}
.rkfe-link{display:inline-flex;align-items:center;gap:6px;color:var(--p);font-weight:600;font-size:15px}
.rkfe-link .rkfe-ic{width:1em;height:1em;transition:transform .2s}.rkfe-link:hover .rkfe-ic{transform:translateX(3px)}

/* ---------- header ---------- */
.rkfe-ann{background:var(--k);color:#fff;text-align:center;font-size:14px;padding:9px 16px}
.rkfe-ann a,.rkfe-ann span{display:inline-flex;align-items:center;gap:8px}.rkfe-ann .rkfe-ic{width:1em;height:1em}
.rkfe-hd{background:rgba(255,255,255,.88);-webkit-backdrop-filter:saturate(180%) blur(14px);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line);z-index:100;transition:box-shadow .25s}
.rkfe-hd.is-sticky{position:sticky;top:0}
.rkfe-hd.is-stuck{box-shadow:0 6px 24px rgba(15,23,42,.08)}
.rkfe-hd__in{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:var(--hh)}
.rkfe-logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--fh);font-weight:800;font-size:20px;letter-spacing:-.02em;color:var(--ink)}
.rkfe-logo__img{max-height:40px;width:auto}
.rkfe-logo__mark{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--p),var(--s));color:#fff;font-size:18px}
.rkfe-nav{display:flex;align-items:center;gap:24px;margin-left:auto}
.rkfe-nav__list{display:flex;align-items:center;gap:4px}
.rkfe-nav__a{display:inline-flex;align-items:center;gap:6px;padding:9px 13px;border-radius:10px;font-weight:550;font-size:15px;color:#2b3350;background:none;border:0;cursor:pointer;transition:background .2s,color .2s}
.rkfe-nav__a:hover,.rkfe-nav__a.is-cur,.rkfe-nav__dd.is-open>.rkfe-nav__a{background:var(--pw);color:var(--p)}
.rkfe-nav__a .rkfe-ic{width:1em;height:1em;transition:transform .2s}.rkfe-nav__dd.is-open>.rkfe-nav__a .rkfe-ic{transform:rotate(180deg)}
.rkfe-nav__acts{display:flex;align-items:center;gap:6px}
.rkfe-nav__dd{position:relative}
.rkfe-dd{position:absolute;top:calc(100% + 8px);left:0;min-width:270px;background:#fff;border:1px solid var(--line);border-radius:calc(var(--r) * .9);box-shadow:var(--shh);padding:10px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .2s,transform .2s,visibility .2s}
.rkfe-nav__dd.is-open>.rkfe-dd,.rkfe-nav__dd:focus-within>.rkfe-dd{opacity:1;visibility:visible;transform:none}
@media (hover:hover) and (min-width:961px){.rkfe-nav__dd:hover>.rkfe-dd{opacity:1;visibility:visible;transform:none}}
.rkfe-dd__g{padding:6px 4px}
.rkfe-dd__t{display:block;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--mut);padding:4px 10px}
.rkfe-dd a{display:block;padding:8px 10px;border-radius:9px;font-size:15px;font-weight:500}
.rkfe-dd a:hover{background:var(--pw);color:var(--p)}
.rkfe-dd .rkfe-dd__all{display:flex;align-items:center;gap:6px;margin-top:4px;border-top:1px solid var(--line);border-radius:0 0 9px 9px;color:var(--p);font-weight:600}
.rkfe-dd__all .rkfe-ic{width:1em;height:1em}
.rkfe-burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;place-items:center;padding:0}
.rkfe-burger .rkfe-ic{width:22px;height:22px}.rkfe-burger__c{display:none}
.rkfe-hd.is-open .rkfe-burger__o{display:none}.rkfe-hd.is-open .rkfe-burger__c{display:block}
@media (max-width:960px){
 .rkfe-hd{-webkit-backdrop-filter:none;backdrop-filter:none;background:#fff}
 .rkfe-burger{display:grid}
 .rkfe-nav{position:fixed;left:0;right:0;top:var(--hh);bottom:0;margin:0;background:#fff;flex-direction:column;align-items:stretch;justify-content:flex-start;gap:18px;padding:18px 20px 40px;overflow:auto;transform:translateX(100%);visibility:hidden;transition:transform .3s ease,visibility .3s}
 .rkfe-ann+.rkfe-hd .rkfe-nav{top:calc(var(--hh) + 38px)}
 .rkfe-hd.is-open .rkfe-nav{transform:none;visibility:visible}
 .rkfe-nav__list{flex-direction:column;align-items:stretch;gap:2px}
 .rkfe-nav__a{padding:13px 12px;font-size:17px;justify-content:space-between;width:100%}
 .rkfe-dd{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 0 8px;display:none;min-width:0}
 .rkfe-nav__dd.is-open>.rkfe-dd{display:block}
 .rkfe-nav__acts{flex-direction:column;align-items:stretch;gap:8px}
 .rkfe-nav__acts .rkfe-btn{width:100%}
 .rkfe-nav__login,.rkfe-nav__acts .rkfe-nav__a{border:1px solid var(--line);justify-content:center}
}
body.rkfe-lock{overflow:hidden}

/* ---------- shared typography ---------- */
.rkfe-eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--p);margin-bottom:10px}
.rkfe-h1{font-size:clamp(2.1rem,5.2vw,3.7rem);font-weight:800;letter-spacing:-.03em;line-height:1.08}
.rkfe-h1--sm{font-size:clamp(1.9rem,4.2vw,3rem)}
.rkfe-h2{font-size:clamp(1.65rem,3.4vw,2.4rem);font-weight:800;letter-spacing:-.025em}
.rkfe-lead{font-size:clamp(1.02rem,1.6vw,1.18rem);color:var(--mut);max-width:680px;margin-top:12px}
.rkfe-sh{margin-bottom:44px;max-width:720px}.rkfe-sh--c{margin-left:auto;margin-right:auto;text-align:center}.rkfe-sh--c .rkfe-lead{margin-left:auto;margin-right:auto}
.rkfe-note{text-align:center;color:var(--mut);font-size:14px;margin-top:28px}
.rkfe-pill{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:99px;background:var(--pw);color:var(--p);font-weight:600;font-size:14px;border:1px solid color-mix(in srgb,var(--p) 18%,#fff)}
.rkfe-pill i{width:8px;height:8px;border-radius:50%;background:var(--p);box-shadow:0 0 0 4px color-mix(in srgb,var(--p) 20%,transparent)}
.rkfe-pill--on{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.3)}.rkfe-pill--on i{background:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.25)}
.rkfe-chip{display:inline-block;padding:3px 11px;border-radius:99px;background:var(--pw);color:var(--p);font-size:12.5px;font-weight:650;margin:0 6px 8px 0}
.rkfe-chip--hot{background:#fff3e0;color:#b45309}
.rkfe-badge{position:absolute;top:14px;left:14px;padding:4px 12px;border-radius:99px;background:#fff;color:var(--p);font-size:12.5px;font-weight:700;box-shadow:0 4px 14px rgba(15,23,42,.14)}
.rkfe-ico{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,var(--pw),#fff);color:var(--p);border:1px solid color-mix(in srgb,var(--p) 14%,#fff);flex:none}
.rkfe-ico .rkfe-ic{width:24px;height:24px}
.rkfe-ticks li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:#33405c;padding:3px 0}
.rkfe-ticks .rkfe-ic{width:18px;height:18px;margin-top:3px;color:var(--p);stroke-width:2.4}
.rkfe-ticks--grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 28px;margin-top:18px}
.rkfe-crumbs{margin-bottom:18px;font-size:14px;color:var(--mut)}.rkfe-crumbs ol{display:flex;flex-wrap:wrap;gap:6px}.rkfe-crumbs li+li::before{content:"/";margin-right:6px;opacity:.5}.rkfe-crumbs a:hover{color:var(--p)}

/* ---------- cards & grids ---------- */
.rkfe-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);transition:transform .25s,box-shadow .25s,border-color .25s}
.rkfe-card:hover{transform:translateY(-4px);box-shadow:var(--shh);border-color:color-mix(in srgb,var(--p) 28%,var(--line))}
.rkfe-grid{display:grid;gap:24px}
.rkfe-grid--cat{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.rkfe-grid--prod{grid-template-columns:repeat(3,1fr)}
.rkfe-grid--feat{grid-template-columns:repeat(3,1fr)}
.rkfe-grid--tes{grid-template-columns:repeat(3,1fr)}
.rkfe-grid--plan{grid-template-columns:repeat(3,1fr);align-items:stretch}
.rkfe-grid--plan.rkfe-n1{grid-template-columns:minmax(0,420px);justify-content:center}
.rkfe-grid--plan.rkfe-n2{grid-template-columns:repeat(2,minmax(0,380px));justify-content:center}
.rkfe-grid--plan.rkfe-n4{grid-template-columns:repeat(4,1fr)}
@media (max-width:1020px){.rkfe-grid--prod,.rkfe-grid--feat,.rkfe-grid--tes,.rkfe-grid--plan,.rkfe-grid--plan.rkfe-n4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:660px){.rkfe-grid--prod,.rkfe-grid--feat,.rkfe-grid--tes,.rkfe-grid--plan,.rkfe-grid--plan.rkfe-n2,.rkfe-grid--plan.rkfe-n4,.rkfe-ticks--grid{grid-template-columns:1fr}.rkfe-sec{padding:60px 0}.rkfe-wrap{padding:0 16px}}
.rkfe-ccard{display:flex;flex-direction:column;gap:10px;padding:26px}
.rkfe-ccard__ic{display:grid;place-items:center;width:54px;height:54px;border-radius:16px;background:linear-gradient(135deg,var(--p),var(--s));color:#fff;margin-bottom:6px;overflow:hidden}
.rkfe-ccard__ic .rkfe-ic{width:26px;height:26px}.rkfe-ccard__img{width:100%;height:100%;object-fit:cover}
.rkfe-ccard h3{font-size:19px}.rkfe-ccard p{color:var(--mut);font-size:15px}
.rkfe-ccard__n{margin-top:auto;display:flex;align-items:center;justify-content:space-between;color:var(--p);font-weight:600;font-size:14px;padding-top:8px}
.rkfe-ccard__n .rkfe-ic{width:1.1em;height:1.1em;transition:transform .2s}.rkfe-ccard:hover .rkfe-ccard__n .rkfe-ic{transform:translateX(4px)}
.rkfe-fcard{padding:28px;display:flex;flex-direction:column;gap:12px}.rkfe-fcard h3{font-size:18px}.rkfe-fcard p{color:var(--mut);font-size:15px}
.rkfe-pcard{overflow:hidden;display:flex;flex-direction:column;padding:0}
.rkfe-pcard[hidden]{display:none}
.rkfe-pcard__media{position:relative;display:block;aspect-ratio:16/10;background:linear-gradient(135deg,color-mix(in srgb,var(--p) 14%,#fff),color-mix(in srgb,var(--s) 16%,#fff));overflow:hidden}
.rkfe-pcard__img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.rkfe-pcard:hover .rkfe-pcard__img{transform:scale(1.05)}
.rkfe-ph-art{position:absolute;inset:0;display:grid;place-items:center;color:var(--p)}.rkfe-ph-art .rkfe-ic{width:56px;height:56px;stroke-width:1.4;opacity:.8}
.rkfe-ph-art--lg{position:relative;aspect-ratio:4/3;border-radius:var(--r);background:linear-gradient(135deg,color-mix(in srgb,var(--p) 14%,#fff),color-mix(in srgb,var(--s) 18%,#fff))}.rkfe-ph-art--lg .rkfe-ic{width:90px;height:90px}
.rkfe-pcard__body{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1}
.rkfe-pcard__t{font-size:20px;margin-bottom:6px}.rkfe-pcard__t a:hover{color:var(--p)}
.rkfe-pcard__d{color:var(--mut);font-size:15px;margin-bottom:12px}
.rkfe-pcard__foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:16px;border-top:1px solid var(--line)}
.rkfe-from{font-weight:700;font-size:15px;color:var(--ink)}
.rkfe-pcard .rkfe-ticks{margin-bottom:6px}
.rkfe-filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:34px}
.rkfe-fbtn{padding:9px 18px;border-radius:99px;border:1px solid var(--line);background:#fff;font-weight:600;font-size:14.5px;transition:all .2s}
.rkfe-fbtn:hover{border-color:var(--p);color:var(--p)}.rkfe-fbtn.is-on{background:var(--p);border-color:var(--p);color:#fff}
.rkfe-empty{display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center;padding:48px 24px;border:1.5px dashed var(--line);border-radius:var(--r);color:var(--mut);background:var(--soft)}
.rkfe-empty .rkfe-ic{width:38px;height:38px;color:var(--p)}

/* ---------- hero ---------- */
.rkfe-sec--hero{overflow:hidden;background:radial-gradient(1200px 520px at 85% -10%,color-mix(in srgb,var(--p) 14%,transparent),transparent 60%),radial-gradient(900px 480px at -5% 10%,color-mix(in srgb,var(--s) 14%,transparent),transparent 55%),#fff}
.rkfe-sec--hero::before,.rkfe-sec--hero::after{content:"";position:absolute;border-radius:50%;filter:blur(70px);opacity:.38;pointer-events:none;will-change:transform}
.rkfe-sec--hero::before{width:380px;height:380px;background:var(--p);top:-120px;right:8%;animation:rkfe-float 14s ease-in-out infinite}
.rkfe-sec--hero::after{width:300px;height:300px;background:var(--s);bottom:-110px;left:6%;animation:rkfe-float 17s ease-in-out infinite reverse}
@keyframes rkfe-float{0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(30px,26px,0)}}
.rkfe-hero{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding-top:84px;padding-bottom:92px}
.rkfe-hero__copy>*+*{margin-top:22px}
.rkfe-hero__sub{font-size:clamp(1.05rem,1.8vw,1.25rem);color:var(--mut);max-width:560px}
.rkfe-hero__cta{display:flex;flex-wrap:wrap;gap:12px}.rkfe-hero__cta--c{justify-content:center;margin-top:26px}
.rkfe-hero__pts{display:flex;flex-wrap:wrap;gap:10px 22px;color:#33405c;font-size:14.5px;font-weight:550}
.rkfe-hero__pts li{display:flex;align-items:center;gap:8px}.rkfe-hero__pts .rkfe-ic{width:18px;height:18px;color:#16a34a;stroke-width:2.6}
.rkfe-hero__img{border-radius:calc(var(--r) * 1.4);box-shadow:var(--shh);width:100%}
.rkfe-mock{position:relative;background:#fff;border:1px solid var(--line);border-radius:calc(var(--r) * 1.3);box-shadow:0 30px 70px rgba(15,23,42,.18);overflow:visible;transform:perspective(1400px) rotateY(-7deg) rotateX(3deg)}
.rkfe-mock__bar{display:flex;gap:6px;padding:12px 16px;border-bottom:1px solid var(--line)}.rkfe-mock__bar i{width:10px;height:10px;border-radius:50%;background:#e2e5f0}.rkfe-mock__bar i:first-child{background:#fb7185}.rkfe-mock__bar i:nth-child(2){background:#fbbf24}.rkfe-mock__bar i:nth-child(3){background:#34d399}
.rkfe-mock__body{display:grid;grid-template-columns:64px 1fr;min-height:300px}
.rkfe-mock__side{border-right:1px solid var(--line);padding:16px 12px;display:flex;flex-direction:column;gap:12px}.rkfe-mock__side b{display:block;height:34px;border-radius:10px;background:var(--soft)}.rkfe-mock__side b:first-child{background:linear-gradient(135deg,var(--p),var(--s))}
.rkfe-mock__main{padding:18px;display:flex;flex-direction:column;gap:16px}
.rkfe-mock__row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.rkfe-mock__row span{height:58px;border-radius:12px;background:var(--soft);border:1px solid var(--line)}.rkfe-mock__row span:first-child{background:color-mix(in srgb,var(--p) 12%,#fff)}
.rkfe-mock__chart{display:flex;align-items:flex-end;gap:10px;height:120px;padding:10px 12px;border-radius:12px;background:var(--soft)}
.rkfe-mock__chart i{flex:1;height:var(--h);border-radius:6px 6px 2px 2px;background:linear-gradient(180deg,var(--p),color-mix(in srgb,var(--p) 40%,var(--s)));transform-origin:bottom;animation:rkfe-grow 1.4s ease both}
.rkfe-mock__chart i:nth-child(2){animation-delay:.1s}.rkfe-mock__chart i:nth-child(3){animation-delay:.2s}.rkfe-mock__chart i:nth-child(4){animation-delay:.3s}.rkfe-mock__chart i:nth-child(5){animation-delay:.4s}.rkfe-mock__chart i:nth-child(6){animation-delay:.5s}.rkfe-mock__chart i:nth-child(7){animation-delay:.6s}
@keyframes rkfe-grow{from{transform:scaleY(.05)}}
.rkfe-mock__list{display:flex;flex-direction:column;gap:8px}.rkfe-mock__list b{height:14px;border-radius:7px;background:var(--soft)}.rkfe-mock__list b:nth-child(2){width:80%}.rkfe-mock__list b:nth-child(3){width:60%}
.rkfe-mock__float{position:absolute;display:grid;place-items:center;width:58px;height:58px;border-radius:18px;background:#fff;color:var(--p);box-shadow:var(--shh);border:1px solid var(--line);animation:rkfe-float 9s ease-in-out infinite}
.rkfe-mock__float .rkfe-ic{width:28px;height:28px}.rkfe-mock__float--a{top:-22px;right:-16px}.rkfe-mock__float--b{bottom:34px;left:-26px;animation-delay:-4s;color:var(--s)}
@media (max-width:960px){.rkfe-hero{grid-template-columns:1fr;gap:44px;padding-top:56px;padding-bottom:64px}.rkfe-mock{transform:none;max-width:560px}.rkfe-mock__float--a{right:-6px}.rkfe-mock__float--b{left:-6px}}
@media (max-width:660px){.rkfe-sec--hero::before,.rkfe-sec--hero::after,.rkfe-mock__float{animation:none}.rkfe-mock__body{min-height:240px}}

/* ---------- page header ---------- */
.rkfe-sec--pageheader{background:radial-gradient(900px 300px at 50% -20%,color-mix(in srgb,var(--p) 13%,transparent),transparent 70%),var(--soft);border-bottom:1px solid var(--line)}
.rkfe-ph{padding-top:64px;padding-bottom:58px}
.rkfe-ph .rkfe-crumbs{margin-bottom:14px}

/* ---------- pricing ---------- */
.rkfe-gh{font-size:20px;margin:40px 0 18px;text-align:center}.rkfe-gh:first-of-type{margin-top:0}.rkfe-gh a:hover{color:var(--p)}
.rkfe-plan{position:relative;display:flex;flex-direction:column;gap:14px;padding:32px 28px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);transition:transform .25s,box-shadow .25s}
.rkfe-plan:hover{transform:translateY(-5px);box-shadow:var(--shh)}
.rkfe-plan.is-hot{border:2px solid var(--p);box-shadow:0 20px 50px color-mix(in srgb,var(--p) 22%,transparent)}
.rkfe-plan__tag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--p),var(--s));color:#fff;font-size:12.5px;font-weight:700;padding:5px 14px;border-radius:99px;letter-spacing:.02em;white-space:nowrap}
.rkfe-plan__n{font-size:19px}
.rkfe-plan__p{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.rkfe-plan__a{font-family:var(--fh);font-size:clamp(2.1rem,3.4vw,2.7rem);font-weight:800;letter-spacing:-.03em}
.rkfe-plan__per{color:var(--mut);font-size:15px}
.rkfe-plan .rkfe-ticks{flex:1;padding-top:6px;border-top:1px solid var(--line)}
.rkfe-plan .rkfe-btn{width:100%}

/* ---------- why / steps / testimonials / faq ---------- */
.rkfe-why{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:start}
.rkfe-why__intro .rkfe-sh{margin-bottom:0}
.rkfe-why__list{display:flex;flex-direction:column;gap:18px}
.rkfe-why__it{display:flex;gap:18px;padding:22px;border:1px solid var(--line);border-radius:var(--r);background:#fff;box-shadow:var(--sh);transition:transform .25s,box-shadow .25s}.rkfe-why__it:hover{transform:translateX(6px);box-shadow:var(--shh)}
.rkfe-why__it h3{font-size:18px;margin-bottom:4px}.rkfe-why__it p{color:var(--mut);font-size:15px}
@media (max-width:900px){.rkfe-why{grid-template-columns:1fr;gap:34px}}
.rkfe-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:s}
.rkfe-step{position:relative;padding:28px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh)}
.rkfe-step__n{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--p),var(--s));color:#fff;font-weight:800;margin-bottom:16px}
.rkfe-step h3{font-size:18px;margin-bottom:6px}.rkfe-step p{color:var(--mut);font-size:15px}
.rkfe-step:not(:last-child)::after{content:"";position:absolute;top:49px;left:calc(100% - 2px);width:28px;border-top:2px dashed color-mix(in srgb,var(--p) 40%,var(--line))}
@media (max-width:1020px){.rkfe-steps{grid-template-columns:repeat(2,1fr)}.rkfe-step::after{display:none}}
@media (max-width:660px){.rkfe-steps{grid-template-columns:1fr}}
.rkfe-tcard{margin:0;padding:28px;display:flex;flex-direction:column;gap:16px}
.rkfe-stars{display:flex;gap:3px;color:#f59e0b}.rkfe-stars .rkfe-ic{width:18px;height:18px;fill:currentColor}
.rkfe-tcard blockquote{margin:0;color:#33405c;font-size:16px;flex:1}
.rkfe-tcard figcaption{display:flex;align-items:center;gap:12px}.rkfe-tcard small{display:block;color:var(--mut);font-size:13.5px}
.rkfe-avatar{width:44px;height:44px;border-radius:50%;object-fit:cover}.rkfe-avatar--t{display:grid;place-items:center;background:var(--pw);color:var(--p);font-weight:800}
.rkfe-faq{display:flex;flex-direction:column;gap:12px}
.rkfe-qa{background:#fff;border:1px solid var(--line);border-radius:calc(var(--r) * .8);transition:border-color .2s,box-shadow .2s}.rkfe-qa[open]{border-color:color-mix(in srgb,var(--p) 40%,var(--line));box-shadow:var(--sh)}
.rkfe-qa summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px;padding:18px 22px;font-weight:650;font-size:16.5px}
.rkfe-qa summary::-webkit-details-marker{display:none}.rkfe-qa summary .rkfe-ic{transition:transform .25s;color:var(--p)}.rkfe-qa[open] summary .rkfe-ic{transform:rotate(180deg)}
.rkfe-qa__a{padding:0 22px 20px;color:var(--mut)}

/* ---------- cta ---------- */
.rkfe-cta{position:relative;overflow:hidden;text-align:center;color:#fff;padding:64px 28px;border-radius:calc(var(--r) * 1.5);display:flex;flex-direction:column;align-items:center;gap:16px}
.rkfe-cta--brand{background:linear-gradient(135deg,var(--p),color-mix(in srgb,var(--p) 55%,var(--s)))}
.rkfe-cta--dark{background:linear-gradient(135deg,var(--k),color-mix(in srgb,var(--k) 70%,var(--p)))}
.rkfe-cta::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.1);top:-190px;right:-90px}
.rkfe-cta .rkfe-h2{color:#fff;position:relative}.rkfe-cta p{max-width:620px;opacity:.92;font-size:17px;position:relative}
.rkfe-cta__b{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:10px;position:relative}

/* ---------- contact / forms ---------- */
.rkfe-contact{display:grid;gap:24px;grid-template-columns:1fr}.rkfe-contact.has-both{grid-template-columns:.8fr 1.2fr;align-items:start}
.rkfe-contact__info{display:flex;flex-direction:column;gap:14px}
.rkfe-ccrd{padding:18px 20px}.rkfe-ccrd a,.rkfe-ccrd>span{display:flex;gap:16px;align-items:center}
.rkfe-ccrd small{display:block;color:var(--mut);font-size:13px}.rkfe-ccrd strong{font-weight:600;word-break:break-word}
.rkfe-formcard{padding:32px}.rkfe-formcard:hover{transform:none}.rkfe-formcard h3{font-size:22px;margin-bottom:18px}
@media (max-width:900px){.rkfe-contact.has-both{grid-template-columns:1fr}.rkfe-formcard{padding:22px}}
.rkfe-form__grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px}
.rkfe-form label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:14.5px}
.rkfe-form label.is-wide{grid-column:1/-1}
.rkfe-form input[type=text],.rkfe-form input[type=tel],.rkfe-form input[type=email],.rkfe-form select,.rkfe-form textarea{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:calc(var(--r) * .65);background:#fff;font-weight:400;transition:border-color .2s,box-shadow .2s}
.rkfe-form input:focus,.rkfe-form select:focus,.rkfe-form textarea:focus{outline:0;border-color:var(--p);box-shadow:0 0 0 4px color-mix(in srgb,var(--p) 16%,transparent)}
.rkfe-form .is-bad{border-color:#dc2626}
.rkfe-hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}
.rkfe-form__msg{margin-top:14px;font-size:14.5px;min-height:1.4em}.rkfe-form__msg.is-err{color:#b91c1c}
.rkfe-done{text-align:center;padding:26px 8px}.rkfe-done__ic{display:inline-grid;place-items:center;width:62px;height:62px;border-radius:50%;background:#dcfce7;color:#16a34a;margin-bottom:14px}.rkfe-done__ic .rkfe-ic{width:30px;height:30px;stroke-width:2.6}
.rkfe-done h3{font-size:24px;margin-bottom:8px}.rkfe-done p{color:var(--mut)}.rkfe-done__ref{margin-top:8px;font-weight:700;color:var(--ink)!important}.rkfe-done__b{margin-top:20px;display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
@media (max-width:560px){.rkfe-form__grid{grid-template-columns:1fr}}

/* ---------- product detail ---------- */
.rkfe-pd{padding-top:24px}
.rkfe-pd__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:center}
.rkfe-pd__copy>*+*{margin-top:18px}.rkfe-pd__img{border-radius:calc(var(--r) * 1.2);box-shadow:var(--shh);width:100%}
.rkfe-pd__desc{margin-top:52px;max-width:820px}.rkfe-pd__feat{margin-top:44px;padding:30px;border:1px solid var(--line);border-radius:var(--r);background:var(--soft)}
@media (max-width:900px){.rkfe-pd__grid{grid-template-columns:1fr;gap:30px}}
.rkfe-prose{color:#33405c;font-size:17px;line-height:1.75}.rkfe-prose>*+*{margin-top:1em}
.rkfe-prose h2{font-size:1.5rem;margin-top:1.8em}.rkfe-prose h3{font-size:1.2rem;margin-top:1.5em}
.rkfe-prose a{color:var(--p);text-decoration:underline}.rkfe-prose ul{list-style:disc;padding-left:1.4em}.rkfe-prose ol{list-style:decimal;padding-left:1.4em}
.rkfe-prose img{border-radius:var(--r)}.rkfe-prose table{border-collapse:collapse;width:100%}.rkfe-prose td,.rkfe-prose th{border:1px solid var(--line);padding:8px 12px}

/* ---------- footer ---------- */
.rkfe-ft{background:var(--ftbg);color:#c4cadb;padding:72px 0 28px;margin-top:0}
.rkfe-ft .rkfe-logo{color:#fff}
.rkfe-ft__grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:44px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12)}
.rkfe-ft__grid>.rkfe-ft__col:nth-child(n+5){grid-column:auto}
.rkfe-ft__brand p{margin-top:16px;font-size:15px;max-width:340px;color:#aab1c6}
.rkfe-ft__h{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:#fff;margin-bottom:16px;font-family:var(--ff)}
.rkfe-ft__col li{padding:5px 0;font-size:15px}.rkfe-ft__col a:hover{color:#fff}
.rkfe-ft__ct li{display:flex;gap:10px;align-items:flex-start}.rkfe-ft__ct .rkfe-ic{width:18px;height:18px;margin-top:3px;color:var(--s)}
.rkfe-soc{display:flex;gap:10px;margin-top:20px}.rkfe-soc a{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.08);color:#fff;transition:background .2s,transform .2s}.rkfe-soc a:hover{background:var(--p);transform:translateY(-3px)}
.rkfe-ft__bar{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:24px;font-size:14px;color:#98a0b8}
.rkfe-ft__legal{display:flex;gap:20px}.rkfe-ft__legal a:hover{color:#fff}
@media (max-width:960px){.rkfe-ft__grid{grid-template-columns:1fr 1fr;gap:34px}.rkfe-ft__brand{grid-column:1/-1}}
@media (max-width:520px){.rkfe-ft__grid{grid-template-columns:1fr}}
.rkfe-editpill{position:fixed;right:16px;bottom:16px;z-index:150;background:var(--ink);color:#fff!important;padding:10px 16px;border-radius:99px;font-size:14px;font-weight:600;box-shadow:var(--shh)}

/* ---------- v2: device frames, screens, tabs, types ---------- */
.rkfe-sec--soft,.rkfe-sec--cards{background:var(--soft)}
.rkfe-sec--shoplink{background:linear-gradient(180deg,#fff,var(--soft))}
.rkfe-dev{display:block;background:#fff;border:1px solid var(--line);border-radius:calc(var(--r) * .9);box-shadow:0 24px 60px rgba(15,23,42,.16);overflow:hidden}
.rkfe-dev__bar{display:flex;gap:6px;padding:10px 14px;border-bottom:1px solid var(--line);background:#fafbfe}
.rkfe-dev__bar i{width:9px;height:9px;border-radius:50%;background:#dfe3ee}.rkfe-dev__bar i:first-child{background:#f87171}.rkfe-dev__bar i:nth-child(2){background:#fbbf24}.rkfe-dev__bar i:nth-child(3){background:#34d399}
.rkfe-dev img{width:100%;height:auto}
.rkfe-dev--plain{box-shadow:var(--sh)}
.rkfe-phone{display:block;width:100%;background:#0f172a;border-radius:26px;padding:7px;box-shadow:0 22px 50px rgba(15,23,42,.28)}
.rkfe-phone img{width:100%;height:auto;border-radius:20px;background:#fff}
.rkfe-hero__vis{min-width:0}
.rkfe-hero__shot{position:relative;padding:0 0 28px}
.rkfe-hero__shot>.rkfe-dev{transform:perspective(1600px) rotateY(-5deg) rotateX(2deg);transform-origin:right center}
.rkfe-hero__phone{position:absolute;right:-14px;bottom:-4px;width:26%;max-width:150px;transform:rotate(3deg)}
.rkfe-demo-tag{position:absolute;left:14px;bottom:6px;background:var(--k);color:#fff;font-size:12px;font-weight:600;padding:4px 11px;border-radius:99px;opacity:.85}
@media (max-width:960px){.rkfe-hero__shot>.rkfe-dev{transform:none}.rkfe-hero__phone{right:6px}}
@media (max-width:520px){.rkfe-hero__phone{width:30%}}
.rkfe-sec--facts{padding:0}
.rkfe-facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin:-36px 0 0;position:relative;z-index:2;background:#fff;border:1px solid var(--line);border-radius:calc(var(--r) * 1.2);box-shadow:var(--sh);padding:22px 12px;text-align:center}
.rkfe-facts li{padding:4px 10px;display:flex;flex-direction:column;gap:2px}
.rkfe-facts strong{font-family:var(--fh);font-size:clamp(1.5rem,3vw,2rem);font-weight:800;color:var(--p);letter-spacing:-.02em}
.rkfe-facts span{color:var(--mut);font-size:14px;font-weight:550}
.rkfe-facts__t{text-align:center;color:var(--mut);font-weight:600;margin-bottom:12px}
.rkfe-sec--facts+.rkfe-sec{padding-top:72px}
.rkfe-grid--types{grid-template-columns:repeat(4,1fr)}
@media (max-width:1100px){.rkfe-grid--types{grid-template-columns:repeat(3,1fr)}}
@media (max-width:820px){.rkfe-grid--types{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.rkfe-grid--types{grid-template-columns:1fr}}
.rkfe-tycard{display:flex;flex-direction:column;gap:10px;padding:24px}
.rkfe-tycard h3{font-size:18px}.rkfe-tycard p{color:var(--mut);font-size:14.5px;flex:1}
.rkfe-tycard__n{display:flex;align-items:center;gap:6px;color:var(--p);font-weight:600;font-size:14px}.rkfe-tycard__n .rkfe-ic{width:1em;height:1em;transition:transform .2s}.rkfe-tycard:hover .rkfe-tycard__n .rkfe-ic{transform:translateX(4px)}
.rkfe-ico--lg{width:60px;height:60px;border-radius:18px;margin-bottom:14px}.rkfe-ico--lg .rkfe-ic{width:30px;height:30px}
/* tabs */
.rkfe-tabs__nav{display:none}
.rkfe-tabs.is-tabs .rkfe-tabs__nav{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:28px}
.rkfe-tab{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:99px;border:1px solid var(--line);background:#fff;font-weight:600;font-size:15px;cursor:pointer;transition:all .2s}
.rkfe-tab .rkfe-ic{width:18px;height:18px}
.rkfe-tab:hover{border-color:var(--p);color:var(--p)}.rkfe-tab.is-on{background:var(--p);border-color:var(--p);color:#fff}
.rkfe-tabp{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center;padding:8px 0}
.rkfe-tabp+.rkfe-tabp{margin-top:56px}
.rkfe-tabs.is-tabs .rkfe-tabp+.rkfe-tabp{margin-top:0}
.rkfe-tabs.is-tabs .rkfe-tabp[data-off]{display:none}
.rkfe-tabp__txt h3{font-size:24px;margin-bottom:14px}
.rkfe-tabp__vis{display:grid;gap:18px;min-width:0}
@media (max-width:900px){.rkfe-tabp{grid-template-columns:1fr;gap:26px}}
.rkfe-fig{margin:0;min-width:0}.rkfe-fig figcaption{margin-top:10px;text-align:center;color:var(--mut);font-size:14px;font-weight:550}
.rkfe-fig a{display:block;cursor:zoom-in}
.rkfe-grid--shots{grid-template-columns:repeat(2,1fr);gap:30px}
.rkfe-grid--phones{grid-template-columns:repeat(4,1fr);gap:26px;max-width:960px;margin:0 auto}
@media (max-width:820px){.rkfe-grid--phones{grid-template-columns:repeat(2,1fr)}}
@media (max-width:660px){.rkfe-grid--shots{grid-template-columns:1fr}.rkfe-grid--phones{gap:16px}}
.rkfe-grid--skins{grid-template-columns:repeat(7,1fr);gap:16px}
.rkfe-grid--skins .rkfe-phone{border-radius:20px;padding:5px}.rkfe-grid--skins .rkfe-phone img{border-radius:15px}
.rkfe-grid--skins figcaption b{display:block;font-size:14px;color:var(--ink,inherit)}.rkfe-grid--skins figcaption small{display:block;margin-top:3px;font-size:12px;font-weight:500;line-height:1.35}
@media (max-width:1100px){.rkfe-grid--skins{grid-template-columns:repeat(4,1fr)}}
@media (max-width:660px){.rkfe-grid--skins{grid-template-columns:repeat(2,1fr);gap:14px}}
.rkfe-tabp__vis--2{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}
@media (max-width:560px){.rkfe-tabp__vis--2{grid-template-columns:1fr}}
.rkfe-split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.rkfe-split__copy>*+*{margin-top:18px}.rkfe-split__vis{min-width:0}
@media (max-width:900px){.rkfe-split{grid-template-columns:1fr;gap:36px}}
.rkfe-plan__eq{color:var(--mut);font-size:14px;margin-top:-6px}
.rkfe-grid--two{grid-template-columns:repeat(2,1fr)}
@media (max-width:760px){.rkfe-grid--two{grid-template-columns:1fr}}
.rkfe-sec--typehero{padding:0;background:radial-gradient(900px 360px at 85% -10%,color-mix(in srgb,var(--p) 13%,transparent),transparent 65%),var(--soft);border-bottom:1px solid var(--line)}
.rkfe-th{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding-top:44px;padding-bottom:56px}
.rkfe-th__copy>*+*{margin-top:16px}.rkfe-th__vis{min-width:0}
@media (max-width:900px){.rkfe-th{grid-template-columns:1fr;gap:30px}}
.rkfe-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.rkfe-chips .rkfe-chip{font-size:15px;padding:8px 18px;margin:0}
.rkfe-grid--chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.rkfe-tychip{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border:1px solid var(--line);border-radius:99px;background:#fff;font-weight:600;font-size:14.5px;transition:all .2s}
.rkfe-tychip .rkfe-ic{width:18px;height:18px;color:var(--p)}.rkfe-tychip:hover{border-color:var(--p);color:var(--p);transform:translateY(-2px)}
.rkfe-minih{font-size:16px;margin:16px 0 6px}
.rkfe-dd--cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 8px;min-width:420px;padding:10px}
.rkfe-dd--cols .rkfe-dd__all{grid-column:1/-1}
@media (max-width:960px){.rkfe-dd--cols{display:none;min-width:0;grid-template-columns:1fr}.rkfe-nav__dd.is-open>.rkfe-dd--cols{display:grid}}
.rkfe-ft__org{display:flex;flex-wrap:wrap;gap:6px 22px;padding:20px 0 0;font-size:13px;color:#98a0b8}
.rkfe-zoom{position:fixed;inset:0;z-index:300;background:rgba(8,12,24,.86);display:grid;place-items:center;padding:24px;cursor:zoom-out}
.rkfe-zoom img{max-width:100%;max-height:100%;width:auto;height:auto;border-radius:12px;box-shadow:0 30px 80px rgba(0,0,0,.5);background:#fff}
.rkfe-zoom__x{position:absolute;top:14px;right:18px;width:44px;height:44px;border-radius:50%;border:0;background:#fff;color:#0f172a;font-size:28px;line-height:1;cursor:pointer}
.rkfe-shots{display:flex;flex-wrap:wrap;gap:14px}.rkfe-shots figure{margin:0;text-align:center;font-size:12px;color:#646970}.rkfe-shots img{border:1px solid #dcdcde;border-radius:6px;height:auto}

.rkfe-adminnote{background:#fff7ed;color:#9a3412;border-bottom:1px solid #fed7aa;text-align:center;font-size:14px;padding:9px 16px}.rkfe-adminnote a{text-decoration:underline;font-weight:600}

@media (max-width:560px){.rkfe-hero__cta .rkfe-btn{width:100%}}

/* ================= v2.1 premium layer ================= */
body.rkfe{--ink:#0b1226;--mut:#5a6480;--line:#e4e8f4;--soft:#f5f7fd;--pw:#eef0ff;--sh:0 1px 2px rgba(11,18,38,.04),0 10px 30px rgba(11,18,38,.06);--shh:0 4px 8px rgba(11,18,38,.05),0 28px 60px rgba(11,18,38,.14);--ease:cubic-bezier(.2,.7,.2,1)}
.rkfe h1,.rkfe h2,.rkfe h3{letter-spacing:-.025em}
.rkfe-grad{font-style:normal;background:linear-gradient(100deg,var(--p) 0%,color-mix(in srgb,var(--p) 40%,var(--s)) 55%,var(--s) 100%);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
.rkfe-dark .rkfe-grad{background:linear-gradient(100deg,#fff 0%,color-mix(in srgb,var(--s) 60%,#fff) 60%,var(--s) 100%);-webkit-background-clip:text;background-clip:text}
.rkfe-sec{padding:104px 0}
@media (max-width:760px){.rkfe-sec{padding:72px 0}}
.rkfe-h2{font-size:clamp(1.9rem,3.8vw,2.9rem);font-weight:800;line-height:1.1}
.rkfe-sh{margin-bottom:56px;max-width:760px}
.rkfe-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:5px 13px;border-radius:99px;background:color-mix(in srgb,var(--p) 9%,#fff);border:1px solid color-mix(in srgb,var(--p) 18%,#fff);color:var(--p);font-size:12.5px;letter-spacing:.08em}
/* header */
.rkfe-hd{background:rgba(255,255,255,.82);border-bottom:1px solid rgba(228,232,244,.8)}
.rkfe-logo__mark{box-shadow:0 6px 16px color-mix(in srgb,var(--p) 40%,transparent)}
.rkfe-btn{border-radius:13px;letter-spacing:-.005em;transition:transform .25s var(--ease),box-shadow .25s,background .25s,border-color .25s}
.rkfe-btn--primary{background:linear-gradient(135deg,var(--p) 0%,color-mix(in srgb,var(--p) 60%,var(--s)) 100%);box-shadow:0 1px 0 rgba(255,255,255,.25) inset,0 10px 24px color-mix(in srgb,var(--p) 38%,transparent)}
.rkfe-btn--primary:hover{box-shadow:0 1px 0 rgba(255,255,255,.3) inset,0 16px 34px color-mix(in srgb,var(--p) 50%,transparent)}
/* hero (dark) */
.rkfe-sec--hero{background:var(--k);color:#fff;overflow:hidden;isolation:isolate}
.rkfe-sec--hero::before,.rkfe-sec--hero::after{filter:blur(90px);opacity:.55}
.rkfe-sec--hero::before{width:620px;height:620px;background:var(--p);top:-260px;right:-60px;left:auto}
.rkfe-sec--hero::after{width:520px;height:520px;background:var(--s);bottom:-260px;left:-120px;opacity:.38}
.rkfe-sec--hero .rkfe-wrap::before{content:"";position:absolute;inset:-40px 0 0;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(70% 70% at 50% 40%,#000,transparent 75%);mask-image:radial-gradient(70% 70% at 50% 40%,#000,transparent 75%)}
.rkfe-hero{padding-top:84px;padding-bottom:132px;gap:48px;grid-template-columns:1fr 1.08fr;position:relative}
.rkfe-sec--hero .rkfe-pill+.rkfe-h1{margin-top:26px}.rkfe-sec--hero .rkfe-h1{color:#fff;font-size:clamp(2.4rem,5.4vw,4.2rem);line-height:1.04;letter-spacing:-.035em}
.rkfe-sec--hero .rkfe-hero__sub{color:rgba(226,232,255,.78);font-size:clamp(1.05rem,1.7vw,1.22rem)}
.rkfe-sec--hero .rkfe-pill{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18);color:#e8ecff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.rkfe-sec--hero .rkfe-pill i{background:var(--s);box-shadow:0 0 0 4px color-mix(in srgb,var(--s) 28%,transparent)}
.rkfe-sec--hero .rkfe-btn--ghost{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.22);color:#fff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.rkfe-sec--hero .rkfe-btn--ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.5);color:#fff}
.rkfe-sec--hero .rkfe-hero__pts{color:rgba(226,232,255,.8)}.rkfe-sec--hero .rkfe-hero__pts .rkfe-ic{color:var(--s)}
.rkfe-stage{position:relative;transition:transform .3s var(--ease);transform-style:preserve-3d}
.rkfe-glow{position:absolute;inset:8% 4% 0;background:radial-gradient(closest-side,color-mix(in srgb,var(--p) 70%,transparent),transparent);filter:blur(50px);opacity:.75;z-index:-1}
.rkfe-sec--hero .rkfe-hero__shot{padding:0 0 10px}
.rkfe-sec--hero .rkfe-dev{border:1px solid rgba(255,255,255,.18);box-shadow:0 40px 90px rgba(0,0,0,.5),0 0 0 8px rgba(255,255,255,.04);border-radius:16px}
.rkfe-sec--hero .rkfe-hero__shot>.rkfe-dev{transform:perspective(1800px) rotateY(-7deg) rotateX(3deg)}
.rkfe-sec--hero .rkfe-hero__phone{right:-18px;bottom:-26px;width:27%;max-width:170px;transform:rotate(4deg);filter:drop-shadow(0 30px 40px rgba(0,0,0,.45))}
.rkfe-phone{background:#0b1226;border:1px solid rgba(255,255,255,.18)}
.rkfe-chipf{position:absolute;display:flex;flex-direction:column;gap:1px;padding:10px 14px 10px 46px;border-radius:14px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);-webkit-backdrop-filter:blur(14px) saturate(150%);backdrop-filter:blur(14px) saturate(150%);color:#fff;box-shadow:0 18px 40px rgba(0,0,0,.3);animation:rkfe-bob 7s ease-in-out infinite;z-index:3}
.rkfe-chipf .rkfe-ic{position:absolute;left:12px;top:50%;margin-top:-13px;width:26px;height:26px;padding:5px;border-radius:9px;background:linear-gradient(135deg,var(--p),var(--s));color:#fff}
.rkfe-chipf b{font-size:14px;line-height:1.2}.rkfe-chipf small{font-size:12px;opacity:.75;line-height:1.2}
.rkfe-chipf--a{top:-18px;left:-28px}.rkfe-chipf--b{top:38%;left:-46px;animation-delay:-2.3s}.rkfe-chipf--c{bottom:34px;right:12%;animation-delay:-4.6s}
@keyframes rkfe-bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
.rkfe-sec--hero .rkfe-demo-tag{left:auto;right:14px;bottom:-22px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#dfe5ff}
@media (max-width:1100px){.rkfe-chipf--b{left:-10px}.rkfe-chipf--a{left:-8px}}
@media (max-width:960px){.rkfe-hero{grid-template-columns:1fr;padding-top:64px;padding-bottom:120px}.rkfe-sec--hero .rkfe-hero__shot>.rkfe-dev{transform:none}.rkfe-sec--hero .rkfe-hero__phone{right:4px}.rkfe-chipf{display:none}}
/* facts + marquee */
.rkfe-facts{margin-top:-92px;border:1px solid rgba(255,255,255,.7);background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-radius:22px;box-shadow:0 30px 70px rgba(8,13,34,.22);padding:26px 14px}
.rkfe-facts li+li{border-left:1px solid var(--line)}
.rkfe-facts strong{font-size:clamp(1.8rem,3.4vw,2.6rem);background:linear-gradient(120deg,var(--p),var(--s));-webkit-background-clip:text;background-clip:text;color:transparent}
@media (max-width:700px){.rkfe-facts li+li{border-left:0}.rkfe-facts{margin-top:-70px}}
.rkfe-marq{overflow:hidden;margin-top:44px;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.rkfe-marq__in{display:flex;gap:14px;width:max-content;animation:rkfe-marq 48s linear infinite}
.rkfe-marq span{display:inline-flex;align-items:center;gap:9px;padding:10px 18px;border:1px solid var(--line);border-radius:99px;background:#fff;color:#33405c;font-weight:600;font-size:14.5px;white-space:nowrap;box-shadow:var(--sh)}
.rkfe-marq .rkfe-ic{width:18px;height:18px;color:var(--p)}
@keyframes rkfe-marq{to{transform:translateX(-50%)}}
.rkfe-sec--facts{padding:0 0 16px}.rkfe-sec--facts+.rkfe-sec{padding-top:88px}
/* business-type cards */
.rkfe-tycard{padding:26px;border-radius:20px;position:relative;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s,border-color .35s}
.rkfe-tycard::before{content:"";position:absolute;inset:0;background:radial-gradient(420px 160px at 0 0,color-mix(in srgb,var(--p) 12%,transparent),transparent 70%);opacity:0;transition:opacity .35s}
.rkfe-tycard:hover{transform:translateY(-6px);border-color:color-mix(in srgb,var(--p) 40%,var(--line));box-shadow:0 24px 50px color-mix(in srgb,var(--p) 18%,transparent)}
.rkfe-tycard:hover::before{opacity:1}
.rkfe-ico{background:linear-gradient(135deg,var(--p),color-mix(in srgb,var(--p) 45%,var(--s)));color:#fff;border:0;box-shadow:0 10px 22px color-mix(in srgb,var(--p) 32%,transparent);border-radius:15px}
/* features tabs */
.rkfe-sec--features{background:linear-gradient(180deg,#fff,var(--soft) 18%,var(--soft) 82%,#fff)}
.rkfe-tabs__body{background:#fff;border:1px solid var(--line);border-radius:28px;padding:44px;box-shadow:var(--shh);position:relative;overflow:hidden}
.rkfe-tabs__body::before{content:"";position:absolute;inset:-30% 40% auto auto;width:520px;height:520px;background:radial-gradient(closest-side,color-mix(in srgb,var(--p) 14%,transparent),transparent);pointer-events:none}
.rkfe-tabs__nav{background:#fff;border:1px solid var(--line);border-radius:99px;padding:6px;width:max-content;max-width:100%;margin:0 auto 30px;box-shadow:var(--sh);flex-wrap:wrap}
.rkfe-tab{border:0;background:transparent;padding:11px 20px}.rkfe-tab.is-on{background:linear-gradient(135deg,var(--p),color-mix(in srgb,var(--p) 55%,var(--s)));box-shadow:0 8px 20px color-mix(in srgb,var(--p) 35%,transparent)}
.rkfe-tabp__txt h3{font-size:28px;margin-bottom:18px}
.rkfe-tabp .rkfe-ticks li{padding:7px 0;font-size:16px}
.rkfe-tabp .rkfe-dev{box-shadow:0 30px 60px rgba(11,18,38,.18)}
@media (max-width:760px){.rkfe-tabs__body{padding:22px;border-radius:22px}}
/* bento highlights */
.rkfe-sec--cards .rkfe-grid--feat{grid-template-columns:repeat(4,1fr);gap:20px}
.rkfe-sec--cards .rkfe-fcard{grid-column:span 2;padding:32px;border-radius:24px;position:relative;overflow:hidden}
.rkfe-sec--cards .rkfe-fcard:nth-child(3n+2){grid-column:span 1}.rkfe-sec--cards .rkfe-fcard:nth-child(3n+3){grid-column:span 1}
.rkfe-sec--cards .rkfe-fcard:nth-child(1){background:linear-gradient(135deg,var(--k),color-mix(in srgb,var(--k) 55%,var(--p)));border:0;color:#fff;min-height:240px}
.rkfe-sec--cards .rkfe-fcard:nth-child(1) h3{color:#fff;font-size:24px}.rkfe-sec--cards .rkfe-fcard:nth-child(1) p{color:rgba(226,232,255,.8);font-size:16px}
.rkfe-sec--cards .rkfe-fcard:nth-child(1)::after{content:"";position:absolute;right:-60px;bottom:-60px;width:220px;height:220px;border-radius:50%;background:radial-gradient(closest-side,color-mix(in srgb,var(--s) 60%,transparent),transparent)}
.rkfe-sec--cards .rkfe-fcard:nth-child(1) .rkfe-ico{background:rgba(255,255,255,.14);box-shadow:none;border:1px solid rgba(255,255,255,.2)}
.rkfe-sec--cards .rkfe-fcard h3{font-size:19px}
@media (max-width:1020px){.rkfe-sec--cards .rkfe-grid--feat{grid-template-columns:repeat(2,1fr)}.rkfe-sec--cards .rkfe-fcard,.rkfe-sec--cards .rkfe-fcard:nth-child(n){grid-column:span 1}.rkfe-sec--cards .rkfe-fcard:nth-child(1){grid-column:span 2}}
@media (max-width:660px){.rkfe-sec--cards .rkfe-grid--feat{grid-template-columns:1fr}.rkfe-sec--cards .rkfe-fcard:nth-child(n){grid-column:span 1;min-height:0}}
.rkfe-fcard{border-radius:20px}
/* shoplink */
.rkfe-sec--shoplink{background:radial-gradient(900px 400px at 100% 0,color-mix(in srgb,var(--p) 8%,transparent),transparent 60%),#fff}
.rkfe-sec--shoplink .rkfe-hero__shot>.rkfe-dev{transform:none}
/* screens gallery */
.rkfe-fig .rkfe-dev,.rkfe-fig .rkfe-phone{transition:transform .4s var(--ease),box-shadow .4s}
.rkfe-fig:hover .rkfe-dev,.rkfe-fig:hover .rkfe-phone{transform:translateY(-8px) scale(1.01);box-shadow:0 36px 70px rgba(11,18,38,.22)}
.rkfe-sec--screens{background:linear-gradient(180deg,var(--soft),#fff)}
/* pricing (dark) */
.rkfe-sec--pricing.rkfe-dark{background:radial-gradient(800px 420px at 15% 0,color-mix(in srgb,var(--p) 40%,transparent),transparent 60%),radial-gradient(700px 400px at 90% 100%,color-mix(in srgb,var(--s) 30%,transparent),transparent 60%),var(--k);color:#fff}
.rkfe-dark .rkfe-h2{color:#fff}.rkfe-dark .rkfe-lead{color:rgba(226,232,255,.72)}
.rkfe-dark .rkfe-eyebrow{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18);color:#dfe5ff}
.rkfe-dark .rkfe-note{color:rgba(226,232,255,.65)}.rkfe-dark .rkfe-note a{color:#fff;text-decoration:underline}
.rkfe-dark .rkfe-plan{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:none;color:#fff;border-radius:26px;padding:36px 30px}
.rkfe-dark .rkfe-plan:hover{transform:translateY(-8px);background:rgba(255,255,255,.1);box-shadow:0 30px 60px rgba(0,0,0,.35)}
.rkfe-dark .rkfe-plan__n{color:#dfe5ff;font-size:16px;text-transform:uppercase;letter-spacing:.1em;font-weight:700}
.rkfe-dark .rkfe-plan__a{color:#fff;font-size:clamp(2.6rem,4vw,3.4rem)}.rkfe-dark .rkfe-plan__per,.rkfe-dark .rkfe-plan__eq{color:rgba(226,232,255,.65)}
.rkfe-dark .rkfe-plan .rkfe-ticks{border-top-color:rgba(255,255,255,.14)}.rkfe-dark .rkfe-ticks li{color:rgba(236,240,255,.88)}.rkfe-dark .rkfe-ticks .rkfe-ic{color:var(--s)}
.rkfe-dark .rkfe-plan.is-hot{background:linear-gradient(160deg,color-mix(in srgb,var(--p) 55%,#0b1226),color-mix(in srgb,var(--p) 25%,#0b1226));border:1px solid color-mix(in srgb,var(--p) 70%,#fff);box-shadow:0 30px 80px color-mix(in srgb,var(--p) 55%,transparent);transform:translateY(-10px)}
.rkfe-dark .rkfe-plan.is-hot:hover{transform:translateY(-16px)}
.rkfe-dark .rkfe-btn--ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.25);color:#fff}.rkfe-dark .rkfe-btn--ghost:hover{background:#fff;color:var(--k);border-color:#fff}
.rkfe-dark .rkfe-btn--primary{background:#fff;color:var(--k)!important;box-shadow:0 14px 34px rgba(0,0,0,.35)}
@media (max-width:1020px){.rkfe-dark .rkfe-plan.is-hot{transform:none}}
/* steps */
.rkfe-sec--steps{background:#fff}
.rkfe-step{border-radius:22px;padding:34px 26px 28px;transition:transform .35s var(--ease),box-shadow .35s}.rkfe-step:hover{transform:translateY(-6px);box-shadow:var(--shh)}
.rkfe-step__n{width:48px;height:48px;border-radius:15px;font-size:19px;box-shadow:0 10px 22px color-mix(in srgb,var(--p) 35%,transparent)}
.rkfe-step::before{content:attr(data-n);position:absolute;right:20px;top:6px;font:800 76px/1 var(--fh);color:color-mix(in srgb,var(--p) 7%,transparent);pointer-events:none}
/* why / faq / forms */
.rkfe-why__it,.rkfe-qa{border-radius:18px}.rkfe-qa{background:#fff}.rkfe-qa[open]{box-shadow:var(--sh)}
.rkfe-formcard{border-radius:26px;box-shadow:var(--shh);padding:38px}
.rkfe-form input[type=text],.rkfe-form input[type=tel],.rkfe-form input[type=email],.rkfe-form select,.rkfe-form textarea{padding:14px 16px;border-radius:13px;background:#fbfcff}
/* page header */
.rkfe-sec--pageheader{background:radial-gradient(700px 260px at 80% -40%,color-mix(in srgb,var(--p) 30%,transparent),transparent 70%),radial-gradient(600px 260px at 0 120%,color-mix(in srgb,var(--s) 22%,transparent),transparent 70%),var(--k);border:0}
.rkfe-sec--pageheader .rkfe-h1,.rkfe-sec--pageheader .rkfe-lead{color:#fff}.rkfe-sec--pageheader .rkfe-lead{color:rgba(226,232,255,.78)}
.rkfe-sec--pageheader .rkfe-eyebrow{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.2);color:#dfe5ff}
.rkfe-sec--pageheader .rkfe-crumbs,.rkfe-sec--pageheader .rkfe-crumbs a{color:rgba(226,232,255,.65)}
.rkfe-ph{padding-top:76px;padding-bottom:72px}
.rkfe-sec--typehero{background:radial-gradient(800px 360px at 85% -20%,color-mix(in srgb,var(--p) 34%,transparent),transparent 70%),radial-gradient(600px 300px at 0 110%,color-mix(in srgb,var(--s) 22%,transparent),transparent 70%),var(--k);border:0;color:#fff}
.rkfe-sec--typehero .rkfe-h1,.rkfe-sec--typehero .rkfe-lead{color:#fff}.rkfe-sec--typehero .rkfe-lead{color:rgba(226,232,255,.78)}
.rkfe-sec--typehero .rkfe-crumbs,.rkfe-sec--typehero .rkfe-crumbs a{color:rgba(226,232,255,.65)}
.rkfe-sec--typehero .rkfe-btn--ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.25);color:#fff}
.rkfe-sec--typehero .rkfe-btn--primary{background:#fff;color:var(--k)!important}
.rkfe-sec--typehero .rkfe-dev{border-color:rgba(255,255,255,.2);box-shadow:0 36px 80px rgba(0,0,0,.45)}
.rkfe-th{padding-top:56px;padding-bottom:84px}
/* CTA */
.rkfe-cta{padding:84px 32px;border-radius:32px;background:radial-gradient(600px 300px at 0 0,color-mix(in srgb,var(--p) 70%,transparent),transparent 70%),radial-gradient(500px 300px at 100% 100%,color-mix(in srgb,var(--s) 55%,transparent),transparent 70%),var(--k)}
.rkfe-cta--brand,.rkfe-cta--dark{background:radial-gradient(600px 300px at 0 0,color-mix(in srgb,var(--p) 70%,transparent),transparent 70%),radial-gradient(500px 300px at 100% 100%,color-mix(in srgb,var(--s) 55%,transparent),transparent 70%),var(--k)}
.rkfe-cta .rkfe-h2{font-size:clamp(2rem,4vw,3.1rem)}
.rkfe-cta .rkfe-btn--light{background:#fff;color:var(--k)!important}
/* footer */
.rkfe-ft{background:radial-gradient(900px 300px at 50% -10%,color-mix(in srgb,var(--p) 22%,transparent),transparent 70%),var(--ftbg);position:relative}
.rkfe-ft::before{content:"";position:absolute;inset:0 0 auto;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.25),transparent)}
/* reveal polish */
.rkfe-js [data-rkfe-reveal]{transform:translateY(26px) scale(.985);filter:blur(4px);transition:opacity .8s var(--ease),transform .8s var(--ease),filter .8s var(--ease);transition-delay:calc(var(--i,0) * 80ms)}
.rkfe-js [data-rkfe-reveal].is-in{filter:none;transform:none}
@media (prefers-reduced-motion:reduce){.rkfe-chipf,.rkfe-marq__in{animation:none!important}.rkfe-js [data-rkfe-reveal]{filter:none!important}}

/* ---------- motion ---------- */
.rkfe-js [data-rkfe-reveal]{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.2,1);transition-delay:calc(var(--i,0) * 70ms)}
.rkfe-js [data-rkfe-reveal].is-in{opacity:1;transform:none}
.rkfe-js .rkfe-card[data-rkfe-reveal].is-in:hover{transition-delay:0s}
@media (prefers-reduced-motion:reduce){
 html{scroll-behavior:auto}
 *,*::before,*::after{animation:none!important;transition-duration:.01ms!important;transition-delay:0s!important}
 .rkfe-js [data-rkfe-reveal]{opacity:1!important;transform:none!important}
}
@media print{.rkfe-hd,.rkfe-ann,.rkfe-ft,.rkfe-editpill{display:none}.rkfe-sec{padding:20px 0}}

/* v2.1 mobile hero rhythm */
@media (max-width:1020px){.rkfe-hero{padding-top:56px;padding-bottom:104px;gap:36px}}
@media (max-width:700px){.rkfe-hero{padding-top:40px;padding-bottom:96px;gap:28px}.rkfe-facts{margin-top:-64px}}
/* seamless dark header -> dark pricing */
.rkfe-sec--pageheader+.rkfe-sec--pricing.rkfe-dark,.rkfe-ph+.rkfe-sec--pricing.rkfe-dark{background:radial-gradient(700px 400px at 90% 100%,color-mix(in srgb,var(--s) 30%,transparent),transparent 60%),var(--k);padding-top:24px}
@media (max-width:700px){.rkfe-ph{padding-top:44px;padding-bottom:36px}}
@media (min-width:701px){.rkfe-ph{padding-top:52px;padding-bottom:56px}}

/* ---- v2.3 business-wise features ---- */
.rkfe-biznav{margin-bottom:34px}
.rkfe-bizlist{display:grid;gap:26px}
.rkfe-biz{background:#fff;border:1px solid var(--line);border-radius:var(--r,16px);padding:28px;box-shadow:var(--sh);scroll-margin-top:96px}
.rkfe-biz__h{display:flex;gap:18px;align-items:center;flex-wrap:wrap;margin-bottom:18px}
.rkfe-biz__h>div{flex:1;min-width:220px}
.rkfe-biz__t{margin:0 0 4px;font-size:clamp(20px,2.4vw,26px)}
.rkfe-biz__h p{margin:0;color:#4a5878}
.rkfe-biz__more{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14px;color:var(--p);text-decoration:none;white-space:nowrap}
.rkfe-biz__more .rkfe-ic{width:16px;height:16px}
.rkfe-biz__k{margin:0 0 12px;font-size:12px;letter-spacing:.09em;text-transform:uppercase;font-weight:800;color:var(--p)}
.rkfe-biz__g{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.rkfe-biz__c{background:var(--pw);border-radius:calc(var(--r,16px) - 4px);padding:16px 18px}
.rkfe-biz__c h4{margin:0 0 6px;font-size:15.5px}
.rkfe-biz__c p{margin:0;font-size:14px;line-height:1.55;color:#33405c}
.rkfe-biz__p{display:flex;gap:10px;align-items:center;margin:22px 0 0;font-size:14px;color:#33405c}
.rkfe-biz__p .rkfe-ic{width:20px;height:20px;color:var(--p);flex:none}
.rkfe-biz__d{margin-top:16px}
.rkfe-biz__full{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 32px}
@media (max-width:980px){.rkfe-biz__g{grid-template-columns:repeat(2,1fr)}}
@media (max-width:660px){.rkfe-biz{padding:20px 16px}.rkfe-biz__g,.rkfe-biz__full{grid-template-columns:1fr}.rkfe-biz__h{gap:12px}}