/* ===== SHARED CHROME (header / nav / mega / mobile sheet / footer) =====
   Link AFTER ui-kit.css. Dark chrome works over both light and dark content.
   Pair with _kit/header.html and _kit/footer.html markup. */

/* announcement */
.announce{position:relative; z-index:60; background:var(--black); border-bottom:1px solid var(--line-2)}
.announce .container{display:flex; align-items:center; justify-content:center; gap:.8em; height:38px; font-family:var(--mono); font-size:.72rem; text-transform:uppercase; letter-spacing:.04em; color:var(--fg-mute); text-align:center}
.announce b{color:var(--fg); font-weight:500} .announce .tag{color:var(--fg); font-weight:600; border:1px solid var(--line); border-radius:var(--r-pill); padding:.1em .6em}
.announce a{display:inline-flex; align-items:center; gap:.4em; color:var(--fg-dim)} .announce a:hover{color:var(--fg)}
.announce a svg{transition:transform .15s} .announce a:hover svg{transform:translateX(3px)}
@media(max-width:680px){.announce .tag{display:none} .announce .container{height:auto;min-height:38px;padding:7px 0;line-height:1.45;font-size:.64rem}}

/* nav (dark, sticky) */
.nav{position:sticky; top:0; z-index:55; transition:background .3s var(--ease), border-color .3s; border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(11,11,11,.82); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px); border-bottom-color:var(--line-2)}
.nav-row{display:flex; align-items:center; gap:1.4rem; height:64px}
.nav-links{display:flex; align-items:center; gap:.1rem; margin-left:1.2rem}
.nav-links > a, .nav-trigger{font-family:var(--mono); font-size:.76rem; font-weight:500; text-transform:uppercase; letter-spacing:.02em; color:var(--fg-dim); padding:.45em .7em; border-radius:var(--r-pill); transition:color .15s; background:none; border:0; cursor:pointer; display:inline-flex; align-items:center; gap:.4em; text-decoration:none}
.nav-links > a:hover, .nav-trigger:hover, .nav-links > a[aria-current="page"]{color:var(--fg)}
.nav-item{position:static; display:inline-flex}
.nav-item .chev{transition:transform .2s}
.nav-spacer{flex:1}
.nav-right{display:flex; align-items:center; gap:.9rem}
.nav-login{font-family:var(--mono); font-size:.76rem; font-weight:500; text-transform:uppercase; letter-spacing:.02em; color:var(--fg-dim); text-decoration:none}
.nav-login:hover{color:var(--fg)}
.brand{display:inline-flex; align-items:center; color:var(--fg)}
.brand-logo{display:block; height:19px; width:auto}
.burger{display:none; flex-direction:column; gap:4px; background:none; border:0; cursor:pointer; padding:6px}
.burger span{width:22px; height:2px; background:var(--fg); display:block; transition:.2s}

/* mega menu (dark) — full-width template panel */
.mega{position:absolute; left:0; right:0; top:100%; background:var(--canvas); border-top:1px solid var(--line-2); border-bottom:1px solid var(--line-2); opacity:0; visibility:hidden; transform:translateY(-6px); transition:opacity .2s var(--ease), transform .2s var(--ease), visibility .2s; z-index:60}
.nav-item:hover .mega, .nav-item:focus-within .mega{opacity:1; visibility:visible; transform:none}
.nav-item:hover .chev{transform:rotate(180deg)}
.mega-inner{display:grid; grid-template-columns:1.45fr .85fr; gap:clamp(2rem,4vw,4rem); padding:2.2rem var(--pad-x) 2.4rem; max-width:var(--container); margin:0 auto}
.mm-cols{display:grid; grid-template-columns:1fr 1fr; gap:2.4rem}
.mm-h{font-family:var(--mono); font-size:.66rem; text-transform:uppercase; letter-spacing:.06em; color:var(--fg-mute); margin-bottom:.8rem; padding-bottom:.6rem; border-bottom:1px solid var(--line-2)}
.mm-link{display:block; padding:.5rem 0; color:var(--fg); font-size:1rem; letter-spacing:-.01em; transition:color .15s; text-decoration:none}
.mm-link span{display:block; font-family:var(--sans); font-size:.8rem; color:var(--fg-mute); margin-top:.05rem; text-transform:none; letter-spacing:0; line-height:1.35}
.mm-link:hover{color:var(--brand)} .mm-link:hover span{color:var(--fg-dim)}
.mm-feature{position:relative; border:1px solid var(--line); border-radius:var(--r-marketing); overflow:hidden; display:flex; flex-direction:column; background:var(--g950); transition:border-color .15s; text-decoration:none}
.mm-feature:hover{border-color:var(--g700)}
.mm-feature .mm-vis{position:relative; height:118px; background-color:var(--g950); overflow:hidden; display:grid; place-items:center; border-bottom:1px solid var(--line-2)}
.mm-feature .mm-vis img{width:100%; height:100%; object-fit:cover; display:block}
.mm-feature .mm-vis.soft{background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1.4px); background-size:20px 20px}
.mm-feature .mm-vis.brand{background:var(--brand)}
.mm-feature .mm-body{padding:1.2rem 1.3rem 1.3rem}
.mm-feature .mm-body .badge{font-size:.62rem}
.mm-feature .mm-body h4{font-size:1.08rem; letter-spacing:-.02em; margin:.55rem 0 .3rem}
.mm-feature .mm-body p{font-size:.85rem; color:var(--fg-dim); line-height:1.45}
.mm-feature .mm-body .arrow-link{margin-top:.9rem; font-size:.76rem; color:var(--fg)}
.mm-feature:hover .mm-body .arrow-link{color:var(--brand)}
@media(max-width:980px){.mega{display:none}}

/* mobile sheet (dark) */
.msheet{position:fixed; inset:64px 0 auto 0; background:var(--black); border-bottom:1px solid var(--line-2); padding:1.2rem var(--gutter,20px); display:none; flex-direction:column; gap:1.1rem; z-index:54; max-height:calc(100svh - 64px); overflow:auto}
body.lock{overflow:hidden} body.lock .msheet{display:flex}
.ms-h{font-family:var(--mono); font-size:.66rem; text-transform:uppercase; letter-spacing:.05em; color:var(--fg-mute); margin-bottom:.5rem}
.ms-group a{display:block; font-size:.95rem; color:var(--fg); padding:.4rem 0; text-decoration:none}
.mrow{display:flex; gap:.7rem; margin-top:.4rem}

/* footer (dark) */
.footer{background:var(--black); border-top:1px solid var(--line-2); padding:clamp(2.4rem,4vw,3.4rem) 0 2rem}
.foot-top{display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr 1fr; gap:1.4rem}
.foot-brand p{color:var(--fg-mute); font-size:.85rem; max-width:34ch; margin:.8rem 0} .foot-brand .brand-logo{margin-bottom:.2rem}
.social{display:inline-flex; align-items:center; gap:.5em; font-family:var(--mono); font-size:.74rem; text-transform:uppercase; letter-spacing:.02em; color:var(--fg-dim); text-decoration:none} .social svg{width:16px;height:16px} .social:hover{color:var(--fg)}
.contact{font-family:var(--mono); font-size:.74rem; color:var(--fg-mute); margin-top:.8rem; line-height:1.7} .contact a{color:var(--fg-dim); text-decoration:none} .contact a:hover{color:var(--fg)}
.foot-col h4{font-family:var(--mono); font-size:.68rem; text-transform:uppercase; letter-spacing:.04em; color:var(--fg-mute); margin-bottom:.9rem}
.foot-col a{display:block; font-size:.86rem; color:var(--fg-dim); padding:.28rem 0; text-decoration:none} .foot-col a:hover{color:var(--fg)}
.foot-bot{display:flex; align-items:center; justify-content:space-between; gap:1rem; margin-top:2.4rem; padding-top:1.4rem; border-top:1px solid var(--line-2); font-family:var(--mono); font-size:.72rem; color:var(--fg-mute); flex-wrap:wrap}
.foot-bot .legal{display:flex; gap:1.1rem} .foot-bot a{color:var(--fg-mute); text-decoration:none} .foot-bot a:hover{color:var(--fg)}

@media(max-width:900px){.nav-links,.nav-login{display:none} .burger{display:flex} .nav-spacer{display:none} .foot-top{grid-template-columns:1fr 1fr}}