/* Shared navigation. Product previews are illustrative native interface fragments. */
.site-header{--nav-preview-background:#0d0d0d;z-index:60;overflow:visible}
.desktop-nav{align-items:center;gap:26px}
.desktop-nav .nav-group{display:flex;align-items:center;position:static}
.desktop-nav .nav-destinations>a:after,.desktop-nav a[aria-current=page]:after{display:none}
.nav-trigger{display:flex;align-items:center;gap:7px;min-height:44px;padding:10px 0;border:0;background:transparent;font-size:14px;color:var(--ink)}
.nav-chevron{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.6;transition:transform .2s var(--ease)}
.nav-trigger[aria-expanded=true] .nav-chevron{transform:rotate(180deg)}
.nav-dropdown{position:absolute;top:calc(100% + 10px);left:0;right:0;background:var(--white);border-radius:16px;padding:28px;box-shadow:0 14px 28px -12px var(--menu-shadow);display:grid;grid-template-columns:minmax(250px,310px) minmax(0,1fr);gap:28px;text-align:left;max-height:calc(100dvh - 130px);overflow:auto;overscroll-behavior:contain}
.nav-dropdown:before{content:'';position:absolute;left:0;right:0;top:-12px;height:12px}
.nav-dropdown[hidden],.nav-preview[hidden]{display:none}
.nav-preview-stage{background:var(--nav-preview-background);padding:18px;border-radius:12px;min-width:0;align-self:stretch;display:grid;align-content:center}
.nav-preview{min-width:0;color:var(--ink)}
.nav-mini{background:var(--workflow-paper);border-radius:12px;overflow:hidden;min-width:0}
.nav-mini-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line);font-size:12px;line-height:1.3}
.nav-mini-bar strong{display:flex;align-items:center;gap:7px;font-size:14px;font-weight:500;min-width:0}
.nav-mini-bar>span{color:var(--muted);white-space:nowrap;flex-shrink:0}
.nav-mini .icon{width:16px;height:16px;stroke-width:1.6}
.nav-mini-body{padding:16px;display:grid;gap:14px;font-size:12px;line-height:1.55}
.nav-mini-question{display:flex;align-items:flex-start;gap:9px;padding-bottom:12px;border-bottom:1px solid var(--line);font-size:14px;line-height:1.4}
.nav-mini-answer{font-size:14px;line-height:1.55}
.nav-mini-answer mark{background:var(--result-wash);color:var(--ink);padding:0 3px}
.nav-mini-source{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:12px}
.nav-mini-source .icon{width:14px;height:14px}
.nav-mini-note{font-size:12px;color:var(--on-dark);margin-top:14px;line-height:1.4}
.nav-mini-flow{list-style:none;margin:0;padding:0;display:grid;gap:0}
.nav-mini-flow li{display:flex;align-items:center;gap:10px;padding:12px 0;border-bottom:1px solid var(--line)}
.nav-mini-flow li:first-child{padding-top:0}
.nav-mini-flow li:last-child{border:0}
.nav-mini-flow .icon{color:var(--on-source)}
.nav-mini-flow strong{font-weight:500;display:block}
.nav-mini-flow small{display:block;color:var(--muted);font-size:12px}
.nav-mini-chat{display:flex;flex-direction:column;gap:10px}
.nav-mini-chat>p{font-size:12px;max-width:92%;padding:10px 12px;background:var(--request-paper);border-radius:12px}
.nav-mini-chat>p:first-child{align-self:flex-end;background:var(--result-wash)}
.nav-mini-record{padding-top:12px;border-top:1px solid var(--line)}
.nav-mini-record>strong{font-size:14px;font-weight:500;display:flex;gap:7px;align-items:center;margin-bottom:10px}
.nav-mini-row{display:flex;justify-content:space-between;gap:16px;padding:8px 0;border-bottom:1px solid var(--line);font-size:12px}
.nav-mini-row:last-child{border:0}
.nav-mini-row>span{color:var(--muted)}
.nav-mini-row>strong{font-weight:500;text-align:right}
.nav-mini-table{width:100%;border-collapse:collapse;font-size:12px;font-variant-numeric:tabular-nums}
.nav-mini-table th,.nav-mini-table td{font-weight:400;text-align:left;padding:10px 0;border-bottom:1px solid var(--line)}
.nav-mini-table th{color:var(--muted);font-weight:500;padding-top:0}
.nav-mini-table th:last-child,.nav-mini-table td:last-child{text-align:right}
.nav-mini-table tr:last-child td{border:0}
.nav-mini-chart{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;height:150px;align-items:end;border-bottom:1px solid var(--strong-line);padding:0 12px 12px}
.nav-mini-chart>div{height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:6px;font-variant-numeric:tabular-nums}
.nav-mini-chart i{display:block;width:100%;max-width:44px;background:var(--ink);border-radius:4px 4px 0 0}
.nav-mini-chart .chart-oct{height:48px}.nav-mini-chart .chart-nov{height:78px}.nav-mini-chart .chart-dec{height:88px}
.nav-mini-chart strong{font-size:12px;font-weight:500}.nav-mini-chart span{font-size:12px;color:var(--muted);padding-bottom:8px}
.nav-mini-transcript{display:grid;grid-template-columns:44px 1fr;gap:10px;font-size:12px}
.nav-mini-transcript>span{color:var(--muted);font-family:var(--mono)}
.nav-destinations{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 14px;align-content:start}
.nav-destinations>a{display:block;padding:13px 12px;border-radius:12px;min-height:68px}
.desktop-nav .nav-destinations>a{padding-right:38px}
.nav-destinations>a:before{content:'';position:absolute;right:12px;top:15px;width:16px;height:16px;background:currentColor;mask:url('/assets/nav-arrow.svg') center/contain no-repeat;opacity:0;transform:translateX(-5px);transition:opacity .16s ease-out,transform .16s var(--ease);pointer-events:none}
.nav-destinations>a:hover:before,.nav-destinations>a:focus:before{opacity:1;transform:translateX(0)}
.nav-destinations>a:hover,.nav-destinations>a:focus-visible,.nav-destinations>a.is-previewed{background:var(--request-paper)}
.nav-destinations strong{display:block;font-size:16px;font-weight:500;line-height:1.3;margin-bottom:4px}
.nav-destinations span{display:block;font-size:14px;color:var(--muted);line-height:1.4}
.site-header a[aria-current=page]{text-decoration:underline;text-underline-offset:5px}
.mobile-nav details{border-bottom:1px solid var(--line);padding:6px 0}
.mobile-nav summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;min-height:44px;font-size:16px;font-weight:500}
.mobile-nav summary::-webkit-details-marker{display:none}
.mobile-nav details[open] summary .nav-chevron{transform:rotate(180deg)}
.mobile-nav details>div{display:flex;flex-direction:column;padding:2px 0 10px 12px}
.mobile-nav details>div>a{padding:10px 0;font-size:14px;min-height:44px}
.mobile-nav{max-height:calc(100dvh - 100px);overflow:auto;overscroll-behavior:contain}
@media(max-width:1100px){.desktop-nav{gap:18px}.nav-dropdown{grid-template-columns:250px 1fr;padding:22px;gap:20px}.nav-destinations{gap:4px}.nav-destinations>a{padding:12px 10px}.nav-destinations strong{font-size:14px}.nav-destinations span{font-size:12px}}
@media(max-width:850px){.nav-dropdown{display:none!important}.mobile-nav{padding:14px 22px}}
@media(max-width:600px){.site-header .header-cta{display:inline-flex;font-size:12px;min-height:40px;padding:10px 14px}.site-header .menu-toggle{margin-left:0}.site-header .brand{font-size:24px}}

/* Disclosure feedback and keyboard states use the shared navigation palette. */
.nav-dropdown:not([hidden]),.mobile-nav:not([hidden]){animation:nav-reveal .18s var(--ease)}
@keyframes nav-reveal{from{opacity:.6;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}
.nav-destinations>a{transition:background .16s ease-out}
.site-header .is-current .link-label{background-size:100% 1px}
.mobile-nav summary:focus-visible{outline:3px solid var(--focus);outline-offset:4px;border-radius:4px}
.mobile-nav summary.is-current{text-decoration:underline;text-underline-offset:5px}
@media(max-width:850px){.site-header .menu-toggle{width:44px;height:44px;transition:background .16s ease-out}.site-header .menu-toggle:is(:hover,[aria-expanded=true]){background:var(--request-paper)}}
@media(min-width:601px) and (max-width:850px){.mobile-nav{max-height:calc(100dvh - 120px)}}
@media(max-width:600px){.site-header .header-cta{min-height:44px}}
@media(prefers-reduced-motion:reduce){.nav-dropdown:not([hidden]),.mobile-nav:not([hidden]){animation:none}.nav-destinations>a,.nav-destinations>a:before,.nav-chevron,.site-header .menu-toggle{transition:none}}