/* Matched to tarana-template-v3-review: navigation-only styling. */
.announcement{background:#071d30;border-bottom:1px solid #ffffff12;font-size:.75rem}
.announcement-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:38px}
.announcement-inner>a{display:flex;align-items:center;gap:15px}
.announcement-label{font-size:.75rem;color:#9ed0f4;font-weight:700}
.utility{display:flex;align-items:center;gap:25px;color:#b2c9db}
.utility a:hover{text-decoration:underline}
.site-header{position:sticky;top:0;z-index:30;background:#065286eb;backdrop-filter:blur(20px);border-bottom:1px solid #ffffff15}
.nav-shell{display:flex;align-items:center;justify-content:space-between;gap:35px;min-height:60px}
.brand img{width:153px;height:auto}
.brand{flex-shrink:0}
.nav-shell nav{display:flex;align-items:center;gap:30px;font-size:.875rem}
.nav-shell nav>a{white-space:nowrap;font-weight:600}
.nav-shell nav>a:not(.button):hover{color:var(--bright)}
.nav-item{position:relative}
.nav-trigger{border:0;background:none;display:flex;align-items:center;gap:10px;padding:15px 0;font-size:.875rem;font-weight:600}
.chevron{width:6px;height:6px;border-right:1px solid var(--pale);border-bottom:1px solid var(--pale);transform:rotate(45deg);margin-top:-4px}
.nav-trigger[aria-expanded=true] .chevron{transform:rotate(225deg);margin-top:4px}
.nav-dropdown{position:absolute;top:61px;left:-25px;width:330px;background:#06253f;border:1px solid #ffffff25;box-shadow:0 20px 50px #0005;padding:27px}
.nav-dropdown .eyebrow{font-size:.75rem;color:#94b8d3;margin-bottom:10px}
.nav-dropdown a{display:block;padding:13px 0;border-bottom:1px solid #ffffff1a;font-size:1rem}
.nav-dropdown a:last-child{border:0}
.nav-dropdown a span{display:block;font-size:.875rem;color:#a1bfd4;margin-top:4px}
.nav-dropdown a:hover{color:var(--bright)}
.nav-dropdown.compact{width:230px}
.menu-toggle{display:none}
.reading-progress{position:absolute;bottom:-1px;left:0;width:100%;height:2px;background:var(--orange);transform-origin:left;transform:scaleX(0);will-change:transform}
@media(max-width:1200px){.nav-shell nav{gap:19px}
.nav-shell{gap:25px}
.brand img{width:132px}}
@media(max-width:1000px){.nav-shell{min-height:60px}
.brand img{width:150px}
.menu-toggle{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;width:45px;height:43px;background:none;border:1px solid #ffffff35;padding:11px}
.menu-toggle span{height:1px;width:100%;background:white;transition:transform .2s}
.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}
.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}
.nav-shell nav{display:none;position:absolute;top:60px;left:0;right:0;background:#021c32;padding:20px 5% 28px;max-height:calc(100dvh - 90px);overflow:auto;align-items:stretch;gap:0}
.nav-shell nav.open{display:flex;flex-direction:column}
.nav-shell nav>a:not(.button),.nav-trigger{font-size:1rem;padding:16px 0;border-bottom:1px solid #ffffff17;width:100%;justify-content:space-between}
.nav-shell nav .button{margin-top:20px;align-self:flex-start}
.nav-dropdown,.nav-dropdown.compact{position:static;width:100%;padding:15px 22px;box-shadow:none;margin-block:8px}}
@media(max-width:700px){.announcement-inner{min-height:40px;gap:12px}
.announcement-inner>a{gap:8px;font-size:.75rem;line-height:1.4}
.announcement-label{display:none}
.utility>a{display:none}
.nav-shell{min-height:60px}
.nav-shell nav{top:60px}
.brand img{width:137px}}
.tn-panelhost{position:absolute;top:calc(100% + 5px);left:0;right:0;z-index:40;pointer-events:none}
.tn-panelhost>*{pointer-events:auto}
.tn-panel{max-width:1080px;margin:0 auto;background:linear-gradient(180deg,#0a2c46,#04182b);border:1px solid #ffffff20;border-radius:12px;overflow:hidden;box-shadow:0 30px 60px #0007}
.tn-panel[hidden]{display:none}
.tnx-pane{display:grid;grid-template-columns:.78fr 1.22fr;min-height:320px}
.tnx-idx{padding:30px 28px 26px 32px;border-right:1px solid #ffffff1a;display:flex;flex-direction:column;gap:2px}
.tnx-lede{display:none;margin:0 0 20px;font-size:.9rem;line-height:1.5;color:var(--pale);max-width:28ch}
.tnx-i{display:flex;align-items:center;gap:14px;padding:14px;margin:0 -14px;border-left:2px solid #ffffff22;text-decoration:none;transition:background 140ms,border-color 140ms;color:inherit}
.tnx-i:hover{background:#ffffff12}
.tnx-i.on{background:#ffffff1e;border-left-color:var(--bright)}
.tnx-no{display:none;font-family:ui-monospace,Menlo,monospace;font-size:.72rem;letter-spacing:.075em;color:var(--pale);flex:none;line-height:1.4}
.tnx-t{font-size:1.05rem;font-weight:700;color:#fff;flex:1}
.tnx-go{color:var(--orange);opacity:0;transition:opacity 140ms;flex:none;font-size:.95rem}
.tnx-i.on .tnx-go{opacity:1}
.tnx-all{display:inline-block;margin-top:22px;font-family:ui-monospace,Menlo,monospace;font-size:.78rem;letter-spacing:.055em;color:#cde6f7;line-height:1.4;text-decoration:none;border-bottom:1px dotted #ffffff80;padding-bottom:3px;align-self:flex-start}
.tnx-all:hover{color:#fff}
.tnx-det{padding:30px 32px 26px}
.tnx-g{display:none}
.tnx-g.on{display:block}
.tnx-cols{display:grid;grid-template-columns:1fr 1fr;gap:0 30px}
.tnx-c{border-left:1px solid #ffffff22;padding-left:18px}
.tnx-r{display:block;padding:9px 10px;margin:0 -10px 2px;border-radius:8px;text-decoration:none;transition:background 140ms;color:inherit}
.tnx-r:hover{background:#ffffff14}
.tnx-r b{display:block;font-size:.9rem;font-weight:600;color:#fff;line-height:1.3}
.tnx-r span{display:none;font-size:.78rem;color:var(--pale);line-height:1.45;margin-top:3px;font-weight:400}
.tn-prow{padding:14px 32px;border-top:1px solid #ffffff1a;text-align:right}
.tn-cghost{font-family:ui-monospace,Menlo,monospace;font-size:.78rem;letter-spacing:.055em;color:var(--bright);text-decoration:none}
.tn-cghost:hover{color:#fff}
.theme-toggle{border:0;background:none;color:inherit;padding:15px 0;font-size:1.1rem;line-height:1;display:inline-flex;align-items:center;transition:color .2s}
.theme-toggle:hover{color:var(--bright)}
@media(max-width:1000px){.nav-shell{flex-wrap:wrap;row-gap:0}
.nav-shell nav{position:static;top:auto;left:auto;right:auto;width:100vw;flex-shrink:0;margin-inline:calc(50% - 50vw);padding:20px calc((100vw - 100%)/2) 28px}
.nav-shell nav.open{max-height:none;overflow:visible}
.site-header{max-height:100dvh;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:none}
.site-header::-webkit-scrollbar{display:none}
.menu-toggle{padding:9px}
.tn-panelhost{position:static;pointer-events:auto}
.tn-panel{max-width:none;box-shadow:none;border:0;border-top:1px solid #ffffff1a;border-radius:0;background:#031828}
.tnx-pane{min-height:0}
.tnx-idx{padding:18px 22px}
.tnx-det{padding:18px 22px}
.tn-prow{padding:12px 22px;text-align:left}
.nav-shell nav:not(.open) ~ .tn-panelhost{display:none}
.theme-toggle{width:100%;padding:16px 0;border-bottom:1px solid #ffffff17;justify-content:flex-start;font-size:1rem}}
@media(max-width:700px){.tnx-pane{grid-template-columns:1fr}
.tnx-idx{border-right:0;border-bottom:1px solid #ffffff1a}
.tnx-cols{grid-template-columns:1fr;gap:0}
.tnx-c{border-left:0;padding-left:0}}

/* Integration only: retain the ZIP's geometry, palette and menu styling. */
[data-client-nav]{color:#fff;font-family:var(--font);line-height:1.7}
[data-client-nav] .container{width:min(1320px,88%);margin-inline:auto}
body.template-page .site-header .container,body.template-page .announcement .container{width:min(1320px,88%)}
.site-header .tn-panel p{font-size:.9rem;line-height:1.5}
.site-header .tn-panel{max-height:calc(100dvh - 76px);overflow-y:auto;overscroll-behavior:contain}
.site-header .tnx-i[role="tab"]:focus-visible{outline-offset:-3px}
.site-header .nav-trigger,.site-header .theme-toggle{flex-shrink:0}
body.template-page .chapter-nav{top:60px}
.site-utilities{display:flex;align-items:center;gap:22px;flex-wrap:wrap;padding:22px 0;border-top:1px solid #ffffff26;margin-top:28px}
.site-utilities button{background:transparent;border:0;color:#cce1f0;font:inherit;font-size:14px;cursor:pointer;display:flex;gap:8px;align-items:center}
.site-utilities button:hover{color:white}
@media(max-width:1000px){
  [data-client-nav] .container,body.template-page .site-header .container,body.template-page .announcement .container{width:90%}
  .site-header .tn-panel{max-height:none;overflow:visible}
}
@media(max-width:700px){
  [data-client-nav] .container,body.template-page .site-header .container,body.template-page .announcement .container{width:88%}
  .utility .access-status{display:none}
}
@media(max-width:560px){.site-utilities{gap:18px}}