/* FRACAD v4 layer: cinematic dark hero, new nav, story cards, tools UI, wall, spotlight */
@property --sr{syntax:'<percentage>';inherits:true;initial-value:0%}
/* nav */
.menu .dd{position:relative}
.ddb{padding:9px 13px;border-radius:999px;font-size:14.5px;color:#cfd7df;display:inline-flex;align-items:center;gap:6px}
.ddb:after{content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .3s}
.ddb:hover,.dd.open .ddb{color:#fff;background:rgba(255,255,255,.06)}
.ddm{position:absolute;top:calc(100% + 10px);left:-10px;min-width:290px;background:rgba(14,18,24,.96);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border:1px solid var(--line);border-radius:18px;padding:8px;opacity:0;transform:translateY(-6px);pointer-events:none;transition:opacity .25s,transform .25s;box-shadow:0 30px 60px -20px rgba(0,0,0,.6)}
.dd:hover .ddm,.dd.open .ddm,.dd:focus-within .ddm{opacity:1;transform:none;pointer-events:auto}
.ddm a{display:block;padding:12px 14px;border-radius:12px}.ddm a b{display:block;color:#fff;font-weight:600;font-size:15px}.ddm a small{color:var(--muted);font-size:13px}
.ddm a:hover{background:rgba(255,255,255,.06)}
.menu .navcta{margin-left:8px;color:#16120a;padding:11px 20px}
.menu .navcta:hover{color:#16120a}
@media(max-width:980px){
 .menu{inset:0!important;top:0!important;height:100svh;max-height:none!important;padding:96px 7vw 120px!important;background:rgba(8,10,14,.985)!important;justify-content:flex-start;gap:0!important}
 .menu>a,.menu .ddb{font-family:var(--ser);font-size:40px!important;line-height:1.1;padding:10px 0!important;color:#fff;border-radius:0;width:100%;justify-content:space-between}
 .menu .ddb:hover{background:none}
 .ddm{position:static;opacity:1;transform:none;pointer-events:auto;background:none;border:0;box-shadow:none;padding:0 0 8px;display:none;min-width:0}
 .dd.open .ddm{display:block}.ddm a{padding:8px 0}.ddm a b{font-size:17px}
 .menu .mlogin{font-family:var(--sans)!important;font-size:17px!important;color:var(--muted)!important;margin-top:14px}
 .menu .navcta{position:fixed;left:7vw;right:7vw;bottom:calc(22px + env(safe-area-inset-bottom));margin:0;font-family:var(--sans)!important;font-size:17px!important;padding:17px!important;justify-content:center;color:#16120a!important}
 .burger{position:relative;z-index:60}
 .menu.open~.burger i:nth-child(1){transform:translateY(6px) rotate(45deg)}.menu.open~.burger i:nth-child(2){opacity:0}.menu.open~.burger i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
}
.navin{position:relative}.navin .logo{position:relative;z-index:60}
/* hero */
.h4{position:relative;min-height:100svh;display:flex;align-items:flex-end;padding:120px 0 90px;overflow:hidden;background:#050608}
.h4media{position:absolute;inset:0;--sr:0%;--mx:50%;--my:42%}
.h4media video,.h4poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.85) contrast(1.05)}
.h4media video{opacity:0;transition:opacity 1.2s}.h4media video.on{opacity:1}
.h4media video,.h4poster{-webkit-mask-image:radial-gradient(circle at var(--mx) var(--my),#000 calc(var(--sr) * .55),rgba(0,0,0,.35) var(--sr),rgba(0,0,0,.08) calc(var(--sr) + 30%));mask-image:radial-gradient(circle at var(--mx) var(--my),#000 calc(var(--sr) * .55),rgba(0,0,0,.35) var(--sr),rgba(0,0,0,.08) calc(var(--sr) + 30%))}
.h4.lit .h4media{animation:spot 2.6s cubic-bezier(.2,.7,.1,1) .2s forwards}
@keyframes spot{to{--sr:95%}}
.h4spot{position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,6,8,.55),transparent 30%,transparent 45%,rgba(5,6,8,.92) 88%,#050608),radial-gradient(70% 60% at var(--mx) var(--my),transparent 40%,rgba(5,6,8,.6))}
.h4grain{position:absolute;inset:0;opacity:.07;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");pointer-events:none}
.h4copy{position:relative;z-index:2}
.h4 h1{font-size:clamp(46px,7.4vw,118px);line-height:.98;max-width:15ch;letter-spacing:-.03em}
.h4 h1 em{display:block}
.split .w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.06em}.split .w>span{display:inline-block}
.h4 .lead{margin:26px 0 32px;max-width:560px}
.h4 .micro{display:flex;flex-wrap:wrap;gap:20px;margin-top:26px;color:#aeb8c2;font-size:14px}.h4 .micro span{display:inline-flex;gap:8px;align-items:center}.h4 .micro svg{width:16px;height:16px;color:var(--gold)}
.rm .h4media{--sr:95%}
/* proof */
.proof{background:#050608;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:46px 0 0}
.pgrid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;text-align:center}
.pgrid b{display:block;font-family:var(--ser);font-weight:400;font-size:clamp(36px,4vw,56px);color:#fff;line-height:1}.pgrid b.ph{color:var(--gold2)}
.pgrid span{font-size:13.5px;color:var(--muted);letter-spacing:.04em}
.ptodo{text-align:center;margin-top:14px}
.pcities{overflow:hidden;margin-top:34px;border-top:1px solid var(--line);padding:18px 0;mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.pcities div{display:flex;gap:56px;width:max-content;animation:mq 40s linear infinite}
.pcities span{font-family:var(--ser);font-style:italic;font-size:24px;color:#8792a0;white-space:nowrap}
@keyframes mq{to{transform:translateX(-50%)}}
@media(max-width:760px){.pgrid{grid-template-columns:1fr 1fr 1fr;row-gap:26px}.pgrid div:nth-child(n+4){grid-column:span 1}}
/* shorter inbox */
.inbox3{height:240vh}@media(max-width:900px){.inbox3{height:260vh}}
.inbox3 .mails{height:360px}@media(max-width:900px){.inbox3 .mails{height:240px}}
.reveal3{height:190vh}
/* story: desktop horizontal pin, mobile stacked cards */
.story4{position:relative;background:#07090c;overflow:hidden}
.s4bg{position:absolute;inset:0;opacity:.16}.s4bg img{width:100%;height:100%;object-fit:cover;filter:grayscale(.6)}
.s4pin{position:relative;height:100svh;display:flex;align-items:center}
.s4track{display:flex;gap:28px;padding:0 6vw;will-change:transform}
.s4card{flex:0 0 min(440px,80vw);min-height:min(520px,70svh);border-radius:28px;background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));border:1px solid var(--line);padding:40px;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end;backdrop-filter:blur(8px)}
.s4card .bign{position:absolute;top:-30px;right:10px;font-family:var(--ser);font-size:200px;color:rgba(233,180,76,.12);line-height:1}
.s4card .yr{font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);font-weight:700;margin-bottom:14px}
.s4card blockquote{font-family:var(--ser);font-size:clamp(28px,2.6vw,38px);line-height:1.12;color:#fff;margin-bottom:16px}
.s4card p{color:#b9c3cc}
.s4intro{flex-basis:min(560px,86vw);background:none;border:0;backdrop-filter:none;padding-left:0}
.s4intro h2{font-size:clamp(40px,5vw,72px)}.s4intro .lead{margin-top:18px}.swipe{margin-top:26px;display:flex;gap:10px;align-items:center;color:var(--gold2)}.swipe svg{width:20px}
.s4vid{padding:0;flex-basis:min(380px,78vw)}.s4vid img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.s4vid .play{position:absolute;inset:0;display:grid;place-items:center}.s4vid .play span{width:76px;height:76px;border-radius:50%;background:var(--gold);color:#16120a;display:grid;place-items:center}.s4vid .play svg{width:26px}
.s4vid .vcap{position:relative;padding:22px;background:linear-gradient(transparent,rgba(0,0,0,.8));color:#d5dce3;font-size:14px}.s4vid .vcap b{display:block;color:#fff;font-size:17px}
.s4end{background:linear-gradient(160deg,rgba(233,180,76,.18),rgba(233,180,76,.04));border-color:rgba(233,180,76,.35)}.s4end h2{font-size:clamp(36px,3.6vw,54px)}.s4end .lead{margin:14px 0 24px}
.s4line{position:absolute;left:6vw;right:6vw;bottom:7svh;height:2px;background:rgba(255,255,255,.08)}.s4line i{display:block;height:100%;background:var(--gold);transform-origin:left;transform:scaleX(0)}
@media(max-width:820px){
 .s4pin{height:auto;display:block;padding:90px 0 60px}
 .s4track{flex-direction:column;gap:0;padding:0 5vw}
 .s4card{position:sticky;top:calc(84px + var(--i,0) * 12px);flex:none;width:100%;min-height:62svh;margin-bottom:5svh;background:linear-gradient(160deg,#151b23,#0d1117);backdrop-filter:none;transform-origin:50% 0;box-shadow:0 -20px 50px -20px rgba(0,0,0,.8)}
 .s4intro{position:relative;top:0;min-height:auto;background:none;box-shadow:none;margin-bottom:6svh}
 .s4end{background:linear-gradient(160deg,#2a2213,#151109)}
 .s4line{display:none}.s4card .bign{font-size:130px;top:-16px}
}
/* tools with live UI */
.tools4{background:radial-gradient(60% 40% at 50% 0,rgba(233,180,76,.08),transparent),var(--ink)}
.tr{will-change:transform}
.t4grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:56px}
.t4{border-radius:26px;border:1px solid var(--line);background:linear-gradient(180deg,#121820,#0c1016);padding:22px 22px 28px;display:flex;flex-direction:column;gap:10px;transition:transform .4s var(--ease),border-color .3s}
.t4:hover{transform:translateY(-6px);border-color:rgba(233,180,76,.4)}
.t4.hot{border-color:rgba(233,180,76,.35)}
.t4 h3{font-size:30px;margin-top:6px}.t4 p{color:#aab4be;font-size:15.5px}.t4 .go{margin-top:auto;padding-top:12px;color:var(--gold2);font-weight:700;display:inline-flex;gap:8px;align-items:center}.t4 .go svg{width:18px}
.t4 .chip{align-self:flex-start}
.ui{height:210px;border-radius:18px;background:#0a0e13;border:1px solid rgba(255,255,255,.06);margin-bottom:12px;position:relative;padding:18px;overflow:hidden}
.cnote{position:absolute;right:12px;bottom:8px;font-size:11px;color:#5d6873;letter-spacing:.04em}
.ui-score svg{position:absolute;left:18px;top:22px;width:130px;height:130px}
.ui-score .trk{fill:none;stroke:rgba(255,255,255,.08);stroke-width:9}.ui-score .arc{fill:none;stroke:var(--gold);stroke-width:9;stroke-linecap:round;stroke-dasharray:301.6;stroke-dashoffset:301.6;transform:rotate(-90deg);transform-origin:60px 60px;transition:stroke-dashoffset 1.8s var(--ease)}
.ui-score.in .arc{stroke-dashoffset:84.4}
.ui-score .sc{position:absolute;left:18px;top:22px;width:130px;height:130px;display:grid;place-content:center;text-align:center}.ui-score .sc b{font-family:var(--ser);font-size:46px;font-weight:400;line-height:1;color:#fff}.ui-score .sc small{color:var(--muted);font-size:12px}
.ui-score .bars{position:absolute;left:170px;right:18px;top:34px;display:grid;gap:16px}
.ui-score .bars span{font-size:12px;color:#aab4be;position:relative;padding-bottom:9px}.ui-score .bars span:after{content:"";position:absolute;left:0;bottom:0;height:5px;border-radius:5px;width:0;background:linear-gradient(90deg,var(--gold),var(--gold2));transition:width 1.6s var(--ease) .3s}
.ui-score .bars span:before{content:"";position:absolute;left:0;right:0;bottom:0;height:5px;border-radius:5px;background:rgba(255,255,255,.07)}
.ui-score.in .bars span:after{width:var(--v)}
.ui-dd{display:grid;gap:9px;align-content:start}.ddr{display:flex;align-items:center;gap:10px;font-size:13.5px;color:#c4ccd4;background:rgba(255,255,255,.03);border-radius:10px;padding:8px 10px;opacity:0;transform:translateX(-14px);transition:.6s var(--ease)}
.ui-dd.in .ddr{opacity:1;transform:none}.ui-dd.in .ddr:nth-child(2){transition-delay:.12s}.ui-dd.in .ddr:nth-child(3){transition-delay:.24s}.ui-dd.in .ddr:nth-child(4){transition-delay:.36s}.ui-dd.in .ddr:nth-child(5){transition-delay:.48s}
.ddr .st{width:10px;height:10px;border-radius:50%;flex:none}.st.ok{background:var(--green)}.st.mid{background:var(--gold)}.st.no{background:var(--red)}
.ui-fit{display:grid;gap:22px;align-content:center}.fr{display:grid;grid-template-columns:70px 1fr 44px;gap:10px;align-items:center;font-size:13px;color:#aab4be}.fr b{color:#fff;font-weight:600;text-align:right}
.fr i{height:10px;border-radius:6px;background:rgba(255,255,255,.07);position:relative;overflow:hidden}.fr i:after{content:"";position:absolute;inset:0;width:0;background:linear-gradient(90deg,#6c8cff,#9fe0c4);border-radius:6px;transition:width 1.5s var(--ease)}
.ui-fit.in .fr i:after{width:var(--v)}
@media(max-width:980px){.t4grid{grid-template-columns:1fr}}
/* programs compare */
.p4grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:46px;max-width:1000px;margin-inline:auto}
.p4{background:#fff;color:var(--dark);border-radius:28px;padding:40px;position:relative;box-shadow:0 30px 70px -40px rgba(24,32,42,.4)}
.p4.dk{background:var(--ink2);color:var(--txt)}
.p4 h3{font-size:44px}.p4 .pr{margin:14px 0 4px;display:flex;gap:12px;align-items:baseline}.p4 .pr span{font-family:var(--ser);font-size:54px;line-height:1}.p4 .pr s{color:#98a1aa}
.p4 .sub{font-size:14px;color:#6b7680}.p4.dk .sub{color:var(--muted)}
.p4 ul{list-style:none;padding:0;margin:22px 0 28px;display:grid;gap:10px}.p4 li{display:flex;gap:10px}.p4 li svg{width:18px;flex:none;color:var(--gold);margin-top:4px}
.p4 .rib{position:absolute;top:22px;right:22px;font-size:12px;font-weight:700;background:rgba(233,180,76,.15);color:var(--gold2);padding:6px 12px;border-radius:999px}
.prog4 .cur{margin-top:22px}
@media(max-width:820px){.p4grid{grid-template-columns:1fr}.p4{padding:30px}}
/* testimonial wall */
.wgrid{columns:4 260px;column-gap:20px;margin-top:56px}
.wc{break-inside:avoid;margin-bottom:20px;background:var(--ink2);border:1px solid var(--line);border-radius:22px;overflow:hidden;display:inline-block;width:100%}
.wth{position:relative;display:block;width:100%;aspect-ratio:4/3;overflow:hidden}.wc.tall .wth{aspect-ratio:3/4}
.wth img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}.wth:hover img{transform:scale(1.05)}
.wth .pl{position:absolute;left:16px;bottom:16px;width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.92);color:#111;display:grid;place-items:center}.wth .pl svg{width:18px}
.wth .chip{position:absolute;top:14px;left:14px}
.wc blockquote{font-family:var(--ser);font-size:22px;line-height:1.22;color:#fff;padding:20px 20px 10px}
.wc .who{padding:0 20px 20px;font-size:13.5px;color:var(--muted)}.wc .who b{display:block;color:#e2e8ee}
@media(max-width:640px){.wgrid{columns:1}.wc.tall .wth{aspect-ratio:4/3}}
/* room */
.room4{padding:120px 0;background:#050608;overflow:hidden}
.rgrid{display:grid;grid-template-columns:1fr 1.3fr;gap:60px;align-items:center}
.rcopy .lead{margin:20px 0 28px}
.rframe{border-radius:28px;overflow:hidden;aspect-ratio:16/10;box-shadow:0 60px 120px -40px rgba(0,0,0,.9)}.rframe video{width:100%;height:100%;object-fit:cover}
@media(max-width:900px){.rgrid{grid-template-columns:1fr;gap:34px}.room4{padding:90px 0}}
/* faq + not for */
.faq4 .notfor{background:var(--ink2);border:1px solid var(--line);border-radius:26px;padding:36px;align-self:start}
.faq4 .notfor h3{font-size:clamp(30px,3vw,42px);margin-bottom:18px}
/* spotlight final */
.spot4{position:relative;min-height:100svh;display:grid;place-items:center;overflow:hidden;background:#030405;--sp:18%;--mx:50%;--my:50%}
.spimg{position:absolute;inset:0}.spimg img{width:100%;height:100%;object-fit:cover;filter:saturate(.8)}
.spmask{position:absolute;inset:0;background:radial-gradient(circle at var(--mx) var(--my),rgba(3,4,5,.5) 0,rgba(3,4,5,.7) calc(var(--sp) * .6),#030405 var(--sp))}
.spcopy{position:relative;z-index:2}.spcopy h2{font-size:clamp(56px,9vw,140px)}.spcopy .lead{margin:20px auto 34px}
.rm .spot4{--sp:120%}
/* sales curriculum tabs */
.curtabs{background:var(--ink)}
.ctabs{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin:40px 0 30px}
.ctabs button{padding:12px 18px;border-radius:999px;border:1px solid var(--line);color:#c9d2db;font-size:15px;display:inline-flex;gap:10px;align-items:center;transition:.3s}
.ctabs button span{font-family:var(--ser);color:var(--gold);font-size:18px}
.ctabs button.on{background:var(--gold);color:#16120a;border-color:var(--gold)}.ctabs button.on span{color:#16120a}
.ctp{display:none;max-width:860px;margin:0 auto;gap:14px}.ctp.on{display:grid;animation:ctin .6s var(--ease)}
@keyframes ctin{from{opacity:0;transform:translateY(16px)}}
.ctm{display:grid;grid-template-columns:80px 1fr;gap:18px;padding:24px;border-radius:20px;background:var(--ink2);border:1px solid var(--line)}
.ctm .no{font-family:var(--ser);font-size:34px;color:var(--gold2)}.ctm h3{font-size:26px;margin-bottom:6px}.ctm p{color:#aab4be}
.ctnote{text-align:center;margin-top:22px;color:var(--gold2)}
@media(max-width:640px){.ctabs{flex-wrap:nowrap;overflow-x:auto;justify-content:flex-start;padding-bottom:6px}.ctabs button{flex:none}.ctm{grid-template-columns:1fr;gap:4px}}
@media(prefers-reduced-motion:reduce){.pcities div{animation:none}.ui-score .arc{stroke-dashoffset:84.4}.ui-score .bars span:after,.ui-fit .fr i:after{width:var(--v)}.ddr{opacity:1;transform:none}}