/* Decorative local-grid readout; not survey data and never a navigation layer. */
header .header-code{flex-shrink:0}
header .header-hud{flex:1;min-width:0;max-width:640px;margin:0 12px 0 2px;align-self:center;color:#91afc05c;font:8px/1.6 monospace;letter-spacing:.1em;user-select:none}
.hud-readout,.hud-sub{display:flex;align-items:center;justify-content:space-between;gap:10px;white-space:nowrap}
.hud-readout{font-variant-numeric:tabular-nums}
.hud-rule{height:9px;margin:5px 0 4px;position:relative;border-top:1px solid #a4c1d025;background:repeating-linear-gradient(90deg,#95b8cb30 0 1px,transparent 1px 28px) left top/100% 3px no-repeat}
.hud-rule:after{content:'';position:absolute;right:0;top:-3px;width:1px;height:6px;background:#a1c5da55}
.hud-rule i{position:absolute;left:0;top:-1px;width:31%;height:1px;background:#8cc8ed77;transform:scaleX(.42);transform-origin:left;transition:transform .7s cubic-bezier(.2,.7,.2,1),opacity .6s;opacity:.55}
.header-hud:hover .hud-rule i,header:focus-within .hud-rule i{transform:scaleX(1);opacity:.9}
.hud-sub{font-size:7px;letter-spacing:.16em;color:#8aaac344}
header h1{flex-shrink:0}
header a.brand{position:relative}
header a.brand:after{content:'';position:absolute;left:22%;right:10%;bottom:8px;height:1px;background:linear-gradient(90deg,transparent,#a7d3ef88,transparent);transform:scaleX(.12);transform-origin:left;opacity:0;transition:transform .85s cubic-bezier(.2,.7,.2,1),opacity .5s;pointer-events:none}
header a.brand:hover:after,header a.brand:focus-visible:after{transform:scaleX(1);opacity:.7}
@media(max-width:1200px) and (min-width:851px){header{gap:20px}.header-hud .hud-end,.header-hud .hud-sub span:nth-child(2){display:none}header .header-hud{margin-right:0}.hud-readout{gap:6px}.hud-readout>span:first-child{display:none}}
@media(max-width:1000px) and (min-width:851px){.hud-readout>span:nth-child(3){display:none}}
@media(max-width:850px){header .header-code{display:block;position:absolute;bottom:6px;left:3.5%;font-size:6px;line-height:1.5;letter-spacing:.14em;border:0;padding:0;color:#91afc073}header a.brand:after{bottom:16px}
header .header-hud{position:absolute;right:3.5%;bottom:6px;width:38%;max-width:260px;margin:0;font-size:6px;pointer-events:none}.hud-readout>span:first-child,.hud-readout .hud-end,.hud-sub{display:none}.hud-rule{margin:2px 0 0;height:3px}.hud-rule i{width:40%}}
header.hud-still .hud-rule i{transition:none;transform:scaleX(.42);opacity:.55}
header.hud-still a.brand:after{transition:none;opacity:0}
@media(prefers-reduced-motion:reduce){.hud-rule i{transition:none!important;transform:scaleX(.42)!important}}
@media(prefers-reduced-motion:reduce){header a.brand:after{transition:none!important;opacity:0!important}}