/* AtlanticNT design system v4. Brand: charcoal #1a2830 (logo type), blue #00568b (logo swoosh), sky #2699e5, deep #18608f */
@font-face{font-family:Inter;src:url(fonts/InterVariable.woff2) format("woff2");font-weight:100 900;font-display:swap}
:root{--char:#1a2830;--ink:#0f1c24;--night:#0b1820;--blue:#00568b;--sky:#2699e5;--ice:#7cc6ff;--deep:#18608f;--text:#1f2b33;--muted:#58656f;--line:#e4eaef;--soft:#f4f8fb;
--grad:linear-gradient(135deg,#2699e5,#00568b);--r:18px;--sh:0 1px 2px rgba(15,28,36,.05),0 12px 32px -8px rgba(15,28,36,.12);--ease:cubic-bezier(.2,.7,.2,1)}
*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font:400 17px/1.7 Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;font-feature-settings:"cv11","ss01";color:var(--text);background:#fff;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}a{color:var(--blue);text-underline-offset:3px}a:hover{color:var(--sky)}
:focus-visible{outline:3px solid var(--sky);outline-offset:3px;border-radius:6px}
.wrap{max-width:1200px;margin:0 auto;padding:0 28px}
h1,h2,h3{color:var(--ink);letter-spacing:-.025em;line-height:1.12;font-weight:750}h2{font-size:clamp(1.8rem,3.6vw,2.75rem);margin:0 0 16px}h3{font-size:1.18rem;letter-spacing:-.01em;margin:0 0 8px;font-weight:650}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;margin:0 0 14px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:10px;z-index:99}
/* header */
.top{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.top.scrolled{border-color:var(--line);box-shadow:0 6px 24px -12px rgba(15,28,36,.18)}
.bar{display:flex;align-items:center;gap:24px;min-height:76px}.brand img{display:block;height:38px;width:auto}
nav{display:flex;align-items:center;gap:18px;margin-left:auto}.navl{list-style:none;display:flex;gap:2px;margin:0;padding:0}
.navl>li{position:relative}.navl>li>a{display:flex;align-items:center;gap:4px;padding:10px 14px;border-radius:10px;color:var(--ink);text-decoration:none;font-weight:550;font-size:.95rem;transition:background .2s,color .2s}
.navl>li>a:hover,.navl>li>a[aria-current]{color:var(--blue);background:rgba(38,153,229,.08)}.car{width:14px;height:14px;transition:transform .2s}.dd:hover .car{transform:rotate(180deg)}
.menu{list-style:none;margin:0;padding:10px;position:absolute;top:calc(100% + 8px);left:-10px;min-width:310px;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:16px;box-shadow:0 24px 60px -16px rgba(15,28,36,.28);opacity:0;visibility:hidden;transform:translateY(8px) scale(.98);transform-origin:top left;transition:.2s var(--ease)}
.menu:before{content:"";position:absolute;inset:-12px 0 auto;height:12px}
.dd:hover .menu,.dd:focus-within .menu{opacity:1;visibility:visible;transform:none}
.menu a{display:flex;gap:12px;align-items:center;padding:10px 12px;border-radius:10px;color:var(--text);text-decoration:none;font-size:.94rem;font-weight:500}.menu a:hover{background:var(--soft);color:var(--blue)}
.menu .ic{width:34px;height:34px;padding:7px;border-radius:9px;background:rgba(38,153,229,.1);color:var(--blue);flex:none}
.menu .all a{font-weight:650;color:var(--blue);border-top:1px solid var(--line);margin-top:6px;border-radius:0 0 10px 10px}
.navt,.burger{display:none}
/* buttons */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--grad);color:#fff!important;padding:14px 24px;border-radius:12px;text-decoration:none;font-weight:650;border:0;font:inherit;font-weight:650;font-size:1rem;cursor:pointer;box-shadow:0 10px 24px -8px rgba(0,86,139,.55),inset 0 1px 0 rgba(255,255,255,.25);transition:transform .2s var(--ease),box-shadow .2s}
.btn:after{content:"\2192";transition:transform .2s var(--ease)}.btn:hover{transform:translateY(-2px);box-shadow:0 16px 32px -10px rgba(0,86,139,.6)}.btn:hover:after{transform:translateX(3px)}
.btn.sm{padding:10px 18px;font-size:.92rem}.btn.sm:after{display:none}
.btn.ghost{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.35);box-shadow:none;backdrop-filter:blur(6px)}.btn.ghost:after{content:none}.btn.ghost:hover{background:rgba(255,255,255,.14)}
.btn.light{background:#fff;color:var(--blue)!important}
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
/* hero */
.hero{position:relative;overflow:hidden;isolation:isolate;color:#fff;background:var(--night);padding:88px 0 84px}
.hero.home{padding:96px 0 104px}
.mesh{position:absolute;inset:0;z-index:-2;overflow:hidden}.mesh b{position:absolute;border-radius:50%;filter:blur(70px);opacity:.75;animation:float 18s ease-in-out infinite alternate}
.mesh b:nth-child(1){width:55vw;height:55vw;max-width:760px;max-height:760px;background:#00568b;left:-12%;top:-35%}
.mesh b:nth-child(2){width:40vw;height:40vw;max-width:560px;max-height:560px;background:#2699e5;right:-8%;top:-20%;opacity:.55;animation-duration:22s}
.mesh b:nth-child(3){width:38vw;height:38vw;max-width:520px;max-height:520px;background:#18608f;left:35%;bottom:-45%;opacity:.6;animation-duration:26s}
@keyframes float{to{transform:translate3d(6%,8%,0) scale(1.12)}}
.grid-bg{position:absolute;inset: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;mask-image:radial-gradient(ellipse at 70% 30%,#000 10%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse at 70% 30%,#000 10%,transparent 70%)}
.herogrid{display:grid;grid-template-columns:1fr;align-items:center;gap:40px}.hero.home .herogrid{grid-template-columns:1.15fr .85fr}
.hero h1{color:#fff;font-size:clamp(2.2rem,5vw,3.6rem);max-width:860px;margin:0 0 20px;letter-spacing:-.035em;font-weight:780}
.hero.home h1{font-size:clamp(2.6rem,6.2vw,4.7rem);line-height:1.02}
.hero h1{background:linear-gradient(180deg,#fff 30%,#cfe8fb);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(1.06rem,1.8vw,1.24rem);color:#c4d6e3;max-width:640px;margin:0;line-height:1.65}
.kicker{display:inline-flex;align-items:center;gap:10px;margin:0 0 22px;padding:7px 14px 7px 10px;border-radius:99px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);font-size:.82rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:#d7ebfa;backdrop-filter:blur(8px)}
.dot{width:8px;height:8px;border-radius:50%;background:#53d3a0;box-shadow:0 0 0 4px rgba(83,211,160,.2);animation:pulse 2s infinite}@keyframes pulse{50%{box-shadow:0 0 0 7px rgba(83,211,160,0)}}
.crumbs{font-size:.86rem;color:#9fb8c9;margin-bottom:18px}.crumbs a{color:#d6e4ee;text-decoration:none}.crumbs a:hover{text-decoration:underline}
.heroart{position:relative;max-width:520px;width:100%;justify-self:end}.net{width:100%;height:auto;display:block}
.nodes circle{fill:#0f2a3a;stroke:#7cc6ff;stroke-width:2}.links path{stroke-dasharray:6 6;animation:dash 30s linear infinite}@keyframes dash{to{stroke-dashoffset:-600}}
.orbit,.orbit2{transform-origin:260px 230px;animation:spin 40s linear infinite}.orbit2{animation-duration:26s;animation-direction:reverse}@keyframes spin{to{transform:rotate(360deg)}}
.core{animation:breathe 4s ease-in-out infinite;transform-origin:260px 230px}@keyframes breathe{50%{transform:scale(1.06)}}
.chip{position:absolute;display:flex;align-items:center;gap:8px;padding:10px 14px;border-radius:12px;font-size:.85rem;font-weight:600;color:#fff;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);backdrop-filter:blur(12px);box-shadow:0 12px 30px -10px rgba(0,0,0,.5);animation:bob 6s ease-in-out infinite}
.chip svg{width:18px;height:18px;color:#7cc6ff}.c1{left:-4%;top:14%}.c2{right:-2%;top:46%;animation-delay:-2s}.c3{left:8%;bottom:4%;animation-delay:-4s}@keyframes bob{50%{transform:translateY(-10px)}}
/* trust */
.trust{background:var(--ink);color:#d3e1ea;border-top:1px solid rgba(255,255,255,.06)}
.trust .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px 28px;padding-top:22px;padding-bottom:22px}
.trust span{display:flex;align-items:center;gap:10px;font-weight:600;font-size:.98rem}.trust .ic{width:22px;height:22px;color:var(--ice)}
/* sections */
.sec{padding:112px 0;position:relative}.sec.alt{background:linear-gradient(180deg,var(--soft),#fff)}
.sec.dark{background:radial-gradient(900px 400px at 85% 0,rgba(38,153,229,.22),transparent 60%),radial-gradient(700px 400px at 0 100%,rgba(0,86,139,.35),transparent 60%),var(--night);color:#c4d6e3}
.sec.dark h2,.sec.dark h3{color:#fff}.sec.dark .head p{color:#a9bfce}
.sec.narrow .wrap{max-width:800px}.sec.narrow p{font-size:1.08rem}.sec.narrow h2{font-size:clamp(1.5rem,2.6vw,2rem);margin-top:8px}
.head{max-width:760px;margin-bottom:56px}.head p{color:var(--muted);font-size:1.12rem;margin:0}
/* cards with gradient borders */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:24px}
.card{position:relative;display:flex;flex-direction:column;padding:32px;border-radius:var(--r);color:var(--text);text-decoration:none;
background:linear-gradient(#fff,#fff) padding-box,linear-gradient(135deg,#e4eaef,#e4eaef) border-box;border:1px solid transparent;box-shadow:var(--sh);transition:transform .35s var(--ease),box-shadow .35s,background .35s}
a.card:hover{transform:translateY(-6px);background:linear-gradient(#fff,#fff) padding-box,linear-gradient(135deg,#2699e5,#00568b 60%,#7cc6ff) border-box;box-shadow:0 30px 60px -24px rgba(0,86,139,.35);color:var(--text)}
.card p{color:var(--muted);margin:0 0 18px;flex:1;font-size:.98rem}.more{font-weight:650;color:var(--blue);font-size:.95rem;display:inline-flex;gap:6px;align-items:center}
a.card:hover .more{gap:10px}
.iconbox{position:relative;width:56px;height:56px;border-radius:16px;display:grid;place-items:center;color:#fff;background:var(--grad);margin-bottom:22px;box-shadow:0 10px 24px -10px rgba(0,86,139,.7),inset 0 1px 0 rgba(255,255,255,.3);transition:transform .35s var(--ease)}
a.card:hover .iconbox{transform:rotate(-6deg) scale(1.06)}.iconbox .ic{width:28px;height:28px}
.tag{align-self:flex-start;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--blue);background:rgba(38,153,229,.1);padding:5px 11px;border-radius:99px;margin-bottom:16px}
.card.art{padding-top:0;overflow:hidden}.card.art:before{content:"";display:block;height:120px;margin:0 -32px 24px;background:radial-gradient(circle at 80% 20%,rgba(124,198,255,.8),transparent 40%),linear-gradient(135deg,#0b1820,#00568b);}
.sec.dark .card{background:linear-gradient(rgba(255,255,255,.04),rgba(255,255,255,.04)) padding-box,linear-gradient(135deg,rgba(255,255,255,.18),rgba(255,255,255,.04)) border-box;color:#c4d6e3;backdrop-filter:blur(10px)}
.sec.dark .card p{color:#a9bfce}
/* timeline */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:28px;position:relative}
.steps:before{content:"";position:absolute;left:6%;right:6%;top:40px;height:2px;background:linear-gradient(90deg,transparent,rgba(124,198,255,.6),rgba(38,153,229,.6),transparent)}
.step{position:relative;text-align:center;padding:0 8px}
.node{position:relative;width:80px;height:80px;margin:0 auto 24px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 30% 30%,#2a8bd0,#00568b 70%);box-shadow:0 0 0 8px rgba(38,153,229,.12),0 0 40px rgba(38,153,229,.45);color:#fff}
.node .ic{width:32px;height:32px}.node span{position:absolute;top:-6px;right:-10px;background:#fff;color:var(--blue);font-size:.72rem;font-weight:800;padding:3px 8px;border-radius:99px;box-shadow:0 4px 10px rgba(0,0,0,.25)}
.step p{color:var(--muted);margin:0;font-size:.97rem}.sec.dark .step p{color:#a9bfce}
.sec:not(.dark) .steps:before{background:linear-gradient(90deg,transparent,#bcdcf3,#7cc6ff,transparent)}
/* two col */
.two{display:grid;grid-template-columns:1fr 1fr;gap:28px}.panel{border-radius:var(--r);padding:40px;background:linear-gradient(#fff,#fff) padding-box,linear-gradient(135deg,rgba(38,153,229,.5),#e4eaef 40%) border-box;border:1px solid transparent;box-shadow:var(--sh)}
.panel h2{font-size:1.5rem}
.checks{list-style:none;margin:0;padding:0}.checks li{display:flex;gap:14px;padding:11px 0;border-bottom:1px solid var(--line)}.checks li:last-child{border:0}
.ck{width:24px;height:24px;flex:none;color:#fff;background:var(--grad);border-radius:50%;padding:5px;margin-top:2px}
/* grok feature + chat */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}.feattext p{color:var(--muted);font-size:1.08rem}.feattext .checks li{border:0;padding:7px 0}
.chatui{position:relative;border-radius:24px;padding:20px;background:linear-gradient(160deg,#0f2533,#0b1820);border:1px solid rgba(124,198,255,.18);box-shadow:0 40px 80px -30px rgba(0,40,70,.6),0 0 0 10px rgba(38,153,229,.06);color:#d5e3ec;font-size:.94rem}
.chatui:before{content:"";position:absolute;inset:-40px -30px auto auto;width:220px;height:220px;border-radius:50%;background:#2699e5;filter:blur(80px);opacity:.35;z-index:-1}
.chathead{display:flex;align-items:center;gap:12px;padding:4px 6px 16px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:16px}
.chathead strong{display:block;color:#fff;font-size:.98rem}.chathead small{color:#7f9aac;font-size:.78rem}
.av{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--grad);color:#fff;font-weight:800}.live{margin-left:auto;width:9px;height:9px;border-radius:50%;background:#53d3a0;box-shadow:0 0 0 4px rgba(83,211,160,.18)}
.msg{max-width:86%;padding:12px 16px;border-radius:16px;margin-bottom:12px;line-height:1.5}
.msg.me{margin-left:auto;background:var(--grad);color:#fff;border-bottom-right-radius:4px}
.msg.bot{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.08);border-bottom-left-radius:4px}.msg.bot strong{color:#fff}
.msg.draft{border-left:3px solid #7cc6ff;font-size:.88rem;color:#b3c6d3}.msg.draft span{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:#7cc6ff;margin-bottom:4px;font-weight:700}
.typing{display:flex;gap:5px;padding:12px 16px;width:max-content;background:rgba(255,255,255,.07);border-radius:16px;margin-bottom:16px}.typing i{width:7px;height:7px;border-radius:50%;background:#7cc6ff;animation:ty 1.2s infinite}.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}@keyframes ty{0%,60%,100%{opacity:.3;transform:none}30%{opacity:1;transform:translateY(-4px)}}
.chatin{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-radius:14px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);color:#7f9aac}.chatin span{color:#fff;background:var(--grad);width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-size:.8rem}
/* faq */
.faq details{border-bottom:1px solid var(--line)}.faq details:first-child{border-top:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 4px;font-weight:650;font-size:1.1rem;color:var(--ink);transition:color .2s}
.faq summary:hover{color:var(--blue)}.faq summary::-webkit-details-marker{display:none}
.faq summary i{position:relative;flex:none;width:34px;height:34px;border-radius:50%;background:var(--soft);border:1px solid var(--line);transition:.3s var(--ease)}
.faq summary i:before,.faq summary i:after{content:"";position:absolute;left:50%;top:50%;width:12px;height:2px;background:var(--blue);transform:translate(-50%,-50%);transition:.3s var(--ease)}.faq summary i:after{transform:translate(-50%,-50%) rotate(90deg)}
.faq details[open] summary i{background:var(--grad);border-color:transparent}.faq details[open] summary i:before,.faq details[open] summary i:after{background:#fff}.faq details[open] summary i:after{transform:translate(-50%,-50%) rotate(0)}
.faq .ans p{margin:0;padding:0 60px 26px 4px;color:var(--muted)}.faq details[open] .ans{animation:fadein .35s var(--ease)}@keyframes fadein{from{opacity:0;transform:translateY(-6px)}}
/* forms */
.formcard{max-width:800px;margin:0 auto;border-radius:24px;padding:48px;background:linear-gradient(#fff,#fff) padding-box,linear-gradient(135deg,#2699e5,#e4eaef 45%,#00568b) border-box;border:1px solid transparent;box-shadow:0 40px 80px -40px rgba(0,86,139,.35)}
.form{display:grid;gap:6px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:6px 20px}
.form label{font-weight:600;font-size:.9rem;margin-top:12px;display:block;color:var(--ink)}
.form input,.form select,.form textarea{font:inherit;padding:13px 15px;border:1px solid #cfd9e1;border-radius:12px;width:100%;background:#fbfdfe;transition:border-color .2s,box-shadow .2s}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--sky);box-shadow:0 0 0 4px rgba(38,153,229,.18);background:#fff}
.form button{margin-top:22px;justify-self:start}.fine{font-size:.85rem;color:var(--muted)}.hp{position:absolute;left:-9999px}
/* cta band */
.ctaband{position:relative;overflow:hidden;isolation:isolate;background:var(--night);color:#fff;padding:104px 0}
.ctaband .mesh b{opacity:.85}.ctaband .wrap{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.ctaband h2{color:#fff;margin:0 0 10px;max-width:640px}.ctaband p{margin:0;color:#c4d6e3;max-width:600px;font-size:1.1rem}.ctaband .btns{margin:0}.ctaband .eyebrow{background:none;color:#7cc6ff}
/* footer */
footer{background:var(--ink);color:#a3b6c3;padding:84px 0 0;font-size:.95rem}footer a{color:#dbe7ef;text-decoration:none}footer a:hover{color:#fff;text-decoration:underline}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}footer h3{color:#fff;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;margin:6px 0 18px}footer ul{list-style:none;margin:0;padding:0}footer li{margin:10px 0}
footer img{height:38px;width:auto;margin-bottom:14px}.legal{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;border-top:1px solid rgba(255,255,255,.08);margin-top:64px;padding-top:24px;padding-bottom:28px;font-size:.85rem;color:#7f95a4}
/* reveal */
.js .rv{opacity:0;transform:translateY(24px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0ms)}.js .rv.in{opacity:1;transform:none}
/* responsive */
@media(max-width:1060px){.steps{grid-template-columns:1fr 1fr;row-gap:48px}.steps:before{display:none}.fgrid{grid-template-columns:1fr 1fr}.feature{gap:48px}}
@media(max-width:960px){
 .hero.home .herogrid{grid-template-columns:1fr}.heroart{justify-self:center;max-width:420px}.feature{grid-template-columns:1fr}
 .burger{display:flex;flex-direction:column;gap:5px;margin-left:auto;cursor:pointer;padding:12px;border-radius:10px}.burger span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
 .navt:checked+.burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}.navt:checked+.burger span:nth-child(2){opacity:0}.navt:checked+.burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
 nav{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 24px 40px -20px rgba(15,28,36,.3);flex-direction:column;align-items:stretch;padding:12px 24px 24px;max-height:calc(100vh - 76px);overflow:auto}
 .navt:checked~nav{display:flex}.navl{flex-direction:column}.menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 0 10px;min-width:0;background:none}.car{display:none}
}
@media(max-width:700px){.wrap{padding:0 20px}.sec{padding:76px 0}.hero{padding:64px 0}.hero.home{padding:64px 0 72px}.two,.grid2{grid-template-columns:1fr}.steps{grid-template-columns:1fr}
 .formcard{padding:30px 22px}.panel{padding:28px}.fgrid{grid-template-columns:1fr}.trust .wrap{display:grid;grid-template-columns:1fr 1fr}.btns .btn{width:100%}.chip{font-size:.75rem;padding:8px 10px}.head{margin-bottom:40px}.faq .ans p{padding-right:4px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.js .rv{opacity:1;transform:none}.pulses{display:none}}
/* v4.1 refinements */
@media(min-width:1061px){.cards.five{grid-template-columns:repeat(6,1fr)}.cards.five>*{grid-column:span 2}.cards.five>*:nth-child(4),.cards.five>*:nth-child(5){grid-column:span 3}}
.card.art:before{background:radial-gradient(circle at 80% 20%,rgba(124,198,255,.85),transparent 42%),linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px) 0 0/24px 24px,linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px) 0 0/24px 24px,linear-gradient(135deg,#0b1820,#00568b)}
.card.art:nth-child(2):before{background:radial-gradient(circle at 20% 80%,rgba(83,211,160,.55),transparent 45%),linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px) 0 0/24px 24px,linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px) 0 0/24px 24px,linear-gradient(135deg,#0b1820,#18608f)}
.card.art:nth-child(3):before{background:radial-gradient(circle at 50% 120%,rgba(38,153,229,.9),transparent 55%),linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px) 0 0/24px 24px,linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px) 0 0/24px 24px,linear-gradient(160deg,#00568b,#0b1820)}
.card h3{font-size:1.22rem}
.hero:not(.home) .herogrid{position:relative}
.hero:not(.home):before{content:"";position:absolute;right:-120px;top:50%;width:560px;height:560px;transform:translateY(-50%);border-radius:50%;z-index:-1;
background:radial-gradient(circle,rgba(38,153,229,.35) 0 18%,transparent 19%),repeating-radial-gradient(circle,transparent 0 46px,rgba(124,198,255,.14) 47px 48px);animation:breathe 8s ease-in-out infinite}
@media(max-width:700px){.hero:not(.home):before{width:360px;height:360px;right:-160px}}
/* v4.2 brand logos */
.brand img{height:40px;width:auto}
footer .flogo{height:120px;width:auto;margin:0 0 18px}
.brandpanel{display:grid;grid-template-columns:auto 1fr;gap:56px;align-items:center;padding:44px 52px;border-radius:24px;background:linear-gradient(#fff,#fff) padding-box,linear-gradient(135deg,rgba(38,153,229,.55),#e4eaef 45%,rgba(0,86,139,.4)) border-box;border:1px solid transparent;box-shadow:var(--sh)}
.brandpanel img{width:280px;height:auto}.brandpanel .bp{font-size:1.2rem;color:var(--text);margin:0;max-width:520px}
@media(max-width:700px){.brandpanel{grid-template-columns:1fr;gap:24px;padding:32px 24px;text-align:center}.brandpanel img{width:220px;margin:0 auto}.brand img{height:34px}footer .flogo{height:100px}}
.sec.tight{padding-bottom:0}
.cf-turnstile{margin-top:18px;min-height:65px}
/* form validation */
.fld{display:flex;flex-direction:column}.hint{color:var(--muted);font-size:.8rem;margin-top:4px}
.err{color:#b42318;font-size:.86rem;font-weight:600;margin-top:4px;min-height:0}.err:empty{display:none}
.fld.bad input,.fld.bad textarea,.fld.bad select{border-color:#d92d20;box-shadow:0 0 0 3px rgba(217,45,32,.12)}
.formerr{background:#fef3f2;border:1px solid #fecdca;color:#912018;border-radius:12px;padding:12px 16px;font-weight:600;margin-bottom:6px}
.form button[disabled]{opacity:.65;cursor:wait}
.person{display:grid;grid-template-columns:160px 1fr;gap:36px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:24px;padding:36px;box-shadow:0 20px 50px -30px rgba(0,40,70,.35)}
.person .avatar{width:160px;height:160px;border-radius:50%;object-fit:cover;box-shadow:0 12px 30px -12px rgba(0,86,139,.55)}
.person h2{margin:.1em 0 .5em}
@media(max-width:640px){.person{grid-template-columns:1fr;text-align:center;padding:28px}.person .avatar{margin:0 auto;width:128px;height:128px}}