/* Fifth pass: navigation, logo, picture slider, capability ring, Ask Vukalink guide. Tokens come from site.css. */

/* ---------- navigation ---------- */
.progress{position:fixed;left:0;top:0;height:3px;width:100%;transform-origin:0 50%;transform:scaleX(0);background:linear-gradient(90deg,#2f8bff,#6fd2ff);z-index:30;pointer-events:none}
nav.top{transition:box-shadow .25s ease,background .25s ease}
nav.top.scrolled{box-shadow:0 10px 30px -18px rgba(3,11,31,.55)}
nav.top .in{gap:18px}
.logo{position:relative}
.logo .mark{width:30px;height:30px;display:block;transition:transform .5s cubic-bezier(.3,1.6,.5,1)}
.logo:hover .mark{transform:rotate(-8deg) scale(1.08)}
.logo .mark .glint{opacity:0}
.logo:hover .mark .glint{animation:glint .9s ease}
@keyframes glint{0%{opacity:0;transform:translateX(-14px)}40%{opacity:.9}100%{opacity:0;transform:translateX(16px)}}
.logo b{font:700 20px var(--display);letter-spacing:-.01em}
nav.top .links{position:relative;gap:2px;padding:4px;border:1px solid var(--line);border-radius:999px;background:color-mix(in srgb,var(--bg) 70%,transparent)}
nav.top .links a{position:relative;z-index:1;padding:7px 14px;border-radius:999px;font:600 14px var(--body);color:var(--muted);transition:color .2s ease;white-space:nowrap}
nav.top .links a:hover,nav.top .links a.on{color:var(--ink)}
nav.top .links a.on{color:var(--accent)}
nav.top .links a .ai-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#6fd2ff;margin-left:6px;vertical-align:2px;box-shadow:0 0 0 0 rgba(111,210,255,.7);animation:aip 2.2s ease-out infinite}
@keyframes aip{70%,100%{box-shadow:0 0 0 7px rgba(111,210,255,0)}}
.links .pill{position:absolute;z-index:0;top:4px;height:calc(100% - 8px);border-radius:999px;background:var(--accent-soft);opacity:0;transition:left .28s cubic-bezier(.4,0,.2,1),width .28s cubic-bezier(.4,0,.2,1),opacity .2s}
.cta-nav{position:relative;overflow:hidden;gap:8px;box-shadow:0 8px 24px -12px rgba(22,87,224,.9)}
.cta-nav svg{width:16px;height:16px}
.cta-nav::after{content:'';position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%);transform:translateX(-120%);animation:sheen 5s ease-in-out 2s infinite}
@keyframes sheen{0%,70%{transform:translateX(-120%)}100%{transform:translateX(120%)}}
.menu-btn{width:44px;height:40px;padding:0;align-items:center;justify-content:center;border-radius:12px}
.menu-btn i{position:relative;display:block;width:18px;height:2px;background:currentColor;border-radius:2px;transition:background .2s}
.menu-btn i::before,.menu-btn i::after{content:'';position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;transition:transform .3s ease,top .3s ease}
.menu-btn i::before{top:-6px}.menu-btn i::after{top:6px}
nav.top.open .menu-btn i{background:transparent}
nav.top.open .menu-btn i::before{top:0;transform:rotate(45deg)}
nav.top.open .menu-btn i::after{top:0;transform:rotate(-45deg)}
@media (max-width:980px){
  .menu-btn{display:inline-flex}
  nav.top .links{display:flex;position:fixed;inset:61px 0 auto 0;height:calc(100dvh - 61px);flex-direction:column;gap:4px;padding:18px 16px 28px;border:0;border-radius:0;background:var(--band);overflow:auto;
    opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .25s ease,transform .25s ease,visibility 0s .25s}
  nav.top.open .links{opacity:1;visibility:visible;transform:none;transition:opacity .25s ease,transform .25s ease}
  nav.top .links a{font:600 22px var(--display);color:var(--ink);padding:14px 6px;border-radius:12px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px}
  nav.top .links a::after{content:'→';color:var(--accent);font-family:var(--body);margin-left:auto}
  nav.top .links a .ai-dot{margin-left:0}
  nav.top.open .links a{animation:slidein .4s ease both}
  nav.top .links a:nth-child(2){animation-delay:.03s}nav.top .links a:nth-child(3){animation-delay:.06s}nav.top .links a:nth-child(4){animation-delay:.09s}nav.top .links a:nth-child(5){animation-delay:.12s}nav.top .links a:nth-child(6){animation-delay:.15s}nav.top .links a:nth-child(7){animation-delay:.18s}nav.top .links a:nth-child(8){animation-delay:.21s}
  .links .pill{display:none}
  nav.top .cta-nav{display:inline-flex;margin-left:auto;order:2}
  nav.top .menu-btn{margin-left:0;order:3}
}
@media (max-width:420px){nav.top .cta-nav span{display:none}nav.top .cta-nav{padding:9px 11px}}
@keyframes slidein{from{opacity:0;transform:translateX(16px)}}
body.menu-open{overflow:hidden}

/* ---------- hero logo, enhanced ---------- */
.stage{perspective:900px}
.stage svg{transition:transform .25s ease-out;transform-style:preserve-3d}
.stage .comet{transform-origin:50px 50px;animation:spin 6s linear infinite;opacity:0;animation-delay:1.8s;animation-fill-mode:both}
.stage .comet{animation-name:spin,fadein}
.stage .comet{animation-duration:6s,.8s;animation-iteration-count:infinite,1;animation-timing-function:linear,ease}
.stage .ring2{transform-origin:50px 50px;animation:spinrev 40s linear infinite;opacity:.5}
.stage .spark{transform-origin:79px 27px;animation:twinkle 3.2s 2.6s ease-in-out infinite;opacity:0}
.stage .dust circle{opacity:0;animation:dust 1.4s cubic-bezier(.2,.7,.2,1) forwards}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes spinrev{to{transform:rotate(-360deg)}}
@keyframes fadein{from{opacity:0}to{opacity:1}}
@keyframes twinkle{0%,100%{opacity:0;transform:scale(.4) rotate(0)}15%{opacity:1;transform:scale(1) rotate(45deg)}35%{opacity:0;transform:scale(.4) rotate(90deg)}}
@keyframes dust{0%{opacity:0;transform:translate(var(--x),var(--y))}30%{opacity:1}100%{opacity:0;transform:translate(0,0)}}
.wordmark{position:absolute;left:0;right:0;bottom:-13%;text-align:center;font:700 clamp(15px,1.6vw,18px) var(--display);letter-spacing:.42em;text-indent:.42em;color:#cfe3ff;opacity:0;animation:fadeup .9s 2.1s ease forwards}
.wordmark small{display:block;font:500 11px var(--mono);letter-spacing:.3em;color:#7fb0ff;margin-top:6px}
@keyframes fadeup{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion: reduce){.stage .comet,.wordmark,.stage .spark{opacity:1}.stage .dust{display:none}}

/* ---------- picture slider ---------- */
.slider{position:relative;border-radius:22px;overflow:hidden;background:#030b1f;aspect-ratio:21/9;min-height:340px;box-shadow:0 40px 80px -50px rgba(3,11,31,.8);isolation:isolate}
.slide{position:absolute;inset:0;opacity:0;transition:opacity 1s ease;pointer-events:none}
.slide.on{opacity:1;pointer-events:auto}
.slide img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1.04)}
.slide.on img{animation:kenburns 7s ease-out both}
@keyframes kenburns{from{transform:scale(1.12) translate(1.5%,1%)}to{transform:scale(1.02)}}
.slide::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,11,31,.92) 0%,rgba(3,11,31,.55) 45%,rgba(3,11,31,0) 75%)}
.slide .cap{position:absolute;z-index:1;left:clamp(20px,5vw,56px);bottom:clamp(56px,9vw,84px);max-width:min(520px,80%);color:#e9f0ff;display:flex;flex-direction:column;gap:10px}
.slide .cap span{font:600 13px var(--body);color:#7fd4ff}
.slide .cap h3{font:700 clamp(22px,3.2vw,36px)/1.15 var(--display)}
.slide .cap p{color:#c5d3ee;font-size:16px}
.slide .cap a{color:#fff;font-weight:600;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.4);align-self:flex-start}
.slide.on .cap>*{animation:fadeup .7s ease both}
.slide.on .cap>*:nth-child(2){animation-delay:.12s}.slide.on .cap>*:nth-child(3){animation-delay:.24s}.slide.on .cap>*:nth-child(4){animation-delay:.36s}
.sl-ui{position:absolute;z-index:2;left:clamp(20px,5vw,56px);right:clamp(16px,3vw,28px);bottom:22px;display:flex;align-items:center;gap:14px}
.sl-dots{display:flex;gap:8px;flex:1}
.sl-dots button{width:34px;height:4px;border:0;padding:0;border-radius:2px;background:rgba(255,255,255,.25);cursor:pointer;position:relative;overflow:hidden}
.sl-dots button.on::after{content:'';position:absolute;inset:0;background:#fff;transform-origin:left;animation:fill var(--ms,6s) linear forwards}
.sl-dots button.done{background:rgba(255,255,255,.7)}
.slider.paused .sl-dots button.on::after{animation-play-state:paused}
.sl-ui .arr{width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(3,11,31,.5);color:#fff;font:600 18px var(--body);cursor:pointer;backdrop-filter:blur(6px)}
.sl-ui .arr:hover{background:rgba(59,123,255,.7)}
@media (max-width:700px){.slider{aspect-ratio:auto;height:440px}.slide::after{background:linear-gradient(0deg,rgba(3,11,31,.95) 20%,rgba(3,11,31,.35) 70%,rgba(3,11,31,.1))}.slide .cap{max-width:none;right:20px;bottom:74px}.sl-ui .arr{display:none}}

/* ---------- moving capability strip ---------- */
.marquee{overflow:hidden;border-block:1px solid var(--line);background:var(--band);-webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee .track{display:flex;gap:12px;width:max-content;padding:14px 0;animation:mq 50s linear infinite}
.marquee:hover .track{animation-play-state:paused}
.marquee span{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border:1px solid var(--line);border-radius:999px;font:500 14px var(--body);color:var(--muted);white-space:nowrap;background:var(--bg)}
.marquee span b{color:var(--accent);font-weight:600}
@keyframes mq{to{transform:translateX(-50%)}}

/* ---------- capability ring ---------- */
section.ringband{background:radial-gradient(800px 500px at 50% 45%,#0d2a66 0%,transparent 70%),linear-gradient(#030b1f,#05112a);color:#e9f0ff;overflow:hidden}
.ringband .head p{color:#a9b9d9}.ringband .eyebrow{color:#a9c4f5}
.cring{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,330px) minmax(0,1fr);gap:22px 38px;align-items:center}
.cring>svg.links{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}
.cring>svg.links path{fill:none;stroke:#2f5fae;stroke-width:1;stroke-dasharray:3 5;opacity:.55;transition:stroke .2s,opacity .2s}
.cring>svg.links path.hot{stroke:#6fd2ff;opacity:1;stroke-dasharray:none;stroke-width:1.5}
.cring>svg.links circle{fill:#6fd2ff}
.cgroups{display:flex;flex-direction:column;gap:22px;min-width:0;position:relative;z-index:1}
.cgroup h3{display:flex;align-items:center;gap:10px;font:600 12px var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--gc);margin-bottom:10px}
.cgroup h3::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--gc);box-shadow:0 0 10px var(--gc)}
.cgroup h3::after{content:'';flex:1;height:1px;background:linear-gradient(90deg,color-mix(in srgb,var(--gc) 50%,transparent),transparent)}
.cards2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.ccard{position:relative;text-align:left;border:1px solid color-mix(in srgb,var(--gc) 30%,#1d2c4a);border-top:2px solid var(--gc);border-radius:12px;background:linear-gradient(180deg,color-mix(in srgb,var(--gc) 9%,#0b1a39),#0a1631);padding:12px 13px;color:#e9f0ff;cursor:pointer;display:flex;flex-direction:column;gap:4px;font:inherit;transition:transform .2s ease,box-shadow .2s ease,border-color .2s;opacity:0;transform:translateY(10px)}
.cring.in .ccard{animation:fadeup .5s ease forwards;animation-delay:calc(var(--i) * 60ms + .2s)}
.ccard:hover,.ccard:focus-visible{transform:translateY(-3px);box-shadow:0 14px 30px -18px var(--gc);border-color:var(--gc)}
.ccard .ic{width:28px;height:28px;border-radius:8px;display:grid;place-items:center;background:color-mix(in srgb,var(--gc) 18%,transparent);color:var(--gc);font-size:15px;margin-bottom:4px}
.ccard b{font:600 14px var(--display)}
.ccard small{font-size:12.5px;color:#a9b9d9;line-height:1.4}
.ccard em{font-style:normal;font-size:11.5px;font-weight:600;color:var(--gc);display:flex;align-items:center;gap:6px;margin-top:4px}
.ccard em::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor}
.ccard .ask{font-size:12px;color:#7fd4ff;margin-top:4px;opacity:0;max-height:0;transition:opacity .2s,max-height .2s}
.ccard:hover .ask,.ccard:focus-visible .ask{opacity:1;max-height:3em}
.core{position:relative;z-index:1;aspect-ratio:1;display:grid;place-items:center;align-self:center}
.core .orb{position:absolute;inset:0;border-radius:50%;border:1px solid #2a4f93;box-shadow:inset 0 0 60px rgba(47,139,255,.18),0 0 80px -10px rgba(47,139,255,.45)}
.core .orb.o2{inset:-9%;border-style:dashed;border-color:#1f3c74;animation:spin 60s linear infinite}
.core .orb.o3{inset:-20%;border-color:#14284f;animation:spinrev 90s linear infinite}
.core .orb.o2::before,.core .orb.o3::before{content:'';position:absolute;top:-4px;left:50%;width:8px;height:8px;margin-left:-4px;border-radius:50%;background:#6fd2ff;box-shadow:0 0 12px #6fd2ff}
.core .mid{position:relative;text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px;padding:20px}
.core .mid img{width:64px;height:64px;filter:drop-shadow(0 0 18px rgba(79,180,255,.6))}
.core .mid b{font:700 22px var(--display)}
.core .mid span{font:600 11px var(--mono);letter-spacing:.2em;color:#7fb0ff}
.core .mid small{font-size:13px;color:#a9b9d9}
.core .mid .btn{margin-top:6px;background:#3b7bff;border-color:#3b7bff;color:#fff;padding:9px 14px;font-size:14px}
@media (max-width:1060px){.cring{grid-template-columns:1fr}.core{max-width:300px;width:100%;margin:10px auto 26px;grid-row:1}.cring>svg.links{display:none}}
@media (max-width:460px){.cards2{grid-template-columns:1fr}}

/* ---------- Ask Vukalink guide ---------- */
.g-fab{position:fixed;right:18px;bottom:18px;z-index:40;display:inline-flex;align-items:center;gap:10px;padding:13px 18px;border-radius:999px;border:1px solid #2f5fae;background:linear-gradient(135deg,#0b2a66,#081a3d);color:#fff;font:600 15px var(--body);cursor:pointer;box-shadow:0 18px 40px -16px rgba(3,11,31,.9),0 0 0 0 rgba(79,180,255,.5);animation:fabin .6s 1.2s ease both,fabp 3s 2s ease-out 3}
.g-fab svg{width:18px;height:18px;color:#7fd4ff}
.g-fab:hover{border-color:#6fd2ff}
@keyframes fabin{from{opacity:0;transform:translateY(20px) scale(.9)}}
@keyframes fabp{70%,100%{box-shadow:0 18px 40px -16px rgba(3,11,31,.9),0 0 0 14px rgba(79,180,255,0)}}
.g-panel{position:fixed;right:18px;bottom:18px;z-index:41;width:min(400px,calc(100vw - 24px));height:min(620px,calc(100dvh - 36px));display:flex;flex-direction:column;border:1px solid #23375f;border-radius:18px;background:#0a1631;color:#e9f0ff;box-shadow:0 30px 80px -20px rgba(0,0,0,.7);overflow:hidden;opacity:0;visibility:hidden;transform:translateY(16px) scale(.98);transform-origin:100% 100%;transition:opacity .22s ease,transform .22s ease,visibility 0s .22s}
.g-panel.open{opacity:1;visibility:visible;transform:none;transition:opacity .22s ease,transform .22s ease}
.g-head{display:flex;align-items:center;gap:12px;padding:14px 16px;background:linear-gradient(135deg,#0f2f73,#0a1f4d);border-bottom:1px solid #23375f}
.g-head img{width:30px;height:30px}
.g-head div{flex:1}.g-head b{display:block;font:600 16px var(--display)}.g-head span{font-size:12px;color:#a9c4f5}
.g-head button{border:0;background:none;color:#e9f0ff;font-size:22px;line-height:1;cursor:pointer;width:34px;height:34px;border-radius:8px}
.g-head button:hover{background:rgba(255,255,255,.1)}
.g-log{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;scroll-behavior:smooth}
.g-msg{max-width:88%;padding:10px 13px;border-radius:14px;font-size:14.5px;line-height:1.5;animation:fadeup .25s ease both}
.g-msg.bot{background:#10234a;border:1px solid #1d3463;border-bottom-left-radius:4px;align-self:flex-start}
.g-msg.me{background:#2f6bff;color:#fff;border-bottom-right-radius:4px;align-self:flex-end}
.g-msg a{color:#9fd8ff}
.g-msg.typing{display:flex;gap:4px}.g-msg.typing i{width:6px;height:6px;border-radius:50%;background:#7fb0ff;animation:tdot 1s infinite}.g-msg.typing i:nth-child(2){animation-delay:.15s}.g-msg.typing i:nth-child(3){animation-delay:.3s}
@keyframes tdot{50%{opacity:.3;transform:translateY(-3px)}}
.g-chips{display:flex;flex-wrap:wrap;gap:8px}
.g-chips b{width:100%;font:600 12px var(--body);color:#93a4c4;margin-top:4px}
.g-chips button{border:1px solid #2a3d68;background:transparent;color:#dbe6fb;border-radius:999px;padding:7px 12px;font:500 13px var(--body);cursor:pointer;text-align:left}
.g-chips button:hover{border-color:#6fd2ff;background:#10234a}
.g-foot{border-top:1px solid #1d2c4a;padding:12px 14px;display:flex;flex-direction:column;gap:8px;background:#081329}
.g-foot select,.g-foot input{width:100%;font:14px var(--body);padding:10px 12px;border-radius:10px;border:1px solid #2a3d68;background:#0a1631;color:#e9f0ff}
.g-row{display:flex;gap:8px}
.g-row button{flex:none;width:44px;border-radius:10px;border:0;background:#3b7bff;color:#fff;font-size:18px;cursor:pointer}
.g-foot small{font-size:11.5px;color:#7d8fb3}
@media (max-width:520px){.g-panel{right:0;bottom:0;width:100%;height:100dvh;border-radius:0}.g-fab{right:12px;bottom:12px;padding:12px 15px}}
@media (prefers-reduced-motion: reduce){.g-fab{animation:none}}

/* ---- sign in button ---- */
nav.top .signin{margin-left:auto;gap:7px;border-color:color-mix(in srgb,var(--accent) 55%,var(--line));color:var(--accent);background:transparent}
nav.top .signin svg{width:16px;height:16px}
nav.top .signin:hover{background:var(--accent-soft)}
nav.top .signin+.cta-nav{margin-left:0}
@media (max-width:980px){nav.top .signin{order:1;margin-left:auto}nav.top .cta-nav{margin-left:0}}
@media (max-width:560px){nav.top .signin span{display:none}nav.top .signin{padding:9px 11px}}
/* ---- account page ---- */
.acc{margin-top:22px;border:1px solid var(--line);border-radius:16px;background:var(--band);padding:24px}
.acc-tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:20px;border-bottom:1px solid var(--line)}
.acc-tabs button{border:0;background:none;color:var(--muted);font:600 15px var(--body);padding:10px 14px;border-bottom:3px solid transparent;margin-bottom:-1px;cursor:pointer}
.acc-tabs button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--accent)}
.acc .oform{grid-template-columns:repeat(2,minmax(0,1fr))}
.acc ol{margin:12px 0}
#aOut{margin-top:16px;border:1px solid var(--line);border-radius:12px;padding:16px;background:var(--bg)}
#aOut textarea{width:100%;font:13px var(--mono);margin-top:8px;padding:10px;border-radius:9px;border:1px solid var(--line);background:var(--band);color:var(--ink)}
@media (max-width:640px){.acc .oform{grid-template-columns:1fr}.acc{padding:16px}}
/* ---- HD logo: no 3D rasterising, crisp vector edges ---- */
.stage svg{transform:none!important;shape-rendering:geometricPrecision;text-rendering:geometricPrecision}
.stage svg path,.stage svg circle{vector-effect:none}
.stage .vee{filter:drop-shadow(0 0 1.2px rgba(111,210,255,.55))}