/* RR Painting · v3 nav: a stripe of red paint rolled across the top, the roller still pressed to the wall.
   No drips here (red drips off a red band read as blood): the one drip on the page is the black one that completes the footer logo.
   Layers, back to front: plaster wall < page content < menu panel < the stripe (fixed) < the roller. */
:root{
  --H:clamp(64px,calc(2.6vw + 57px),98px);      /* stripe height, ragged edges included (image 198px) */
  --nav-top:14px;
  --rollerH:calc(var(--H) * 1.0225);            /* roller image 313px for a 300px cover */
  --rollerW:calc(var(--rollerH) * 1.4281);      /* 447 / 313 */
  --coverX:calc(var(--rollerW) * .1141);        /* cover center from the roller's left edge (51 / 447) */
  --handle:calc(var(--rollerW) - var(--coverX));
  --stripe-max:calc(var(--H) * 20.6);           /* nav-stripe.webp is 4121 x 198 */
  --stripeW:min(100vw - var(--handle) - 24px, var(--stripe-max));
}
@media (max-width:760px){:root{--nav-top:8px;--stripeW:calc(100vw - var(--coverX) - 30px)}}   /* phone: the handle leaves the screen */

.pnav{position:fixed;left:0;top:calc(var(--nav-top) + env(safe-area-inset-top));z-index:60;height:var(--H);width:var(--stripeW);
  transition:top .5s var(--ease)}
.pnav.is-scrolled,.menu-open .pnav{top:env(safe-area-inset-top)}
/* once the page scrolls under it, the stripe sits on its own band of the same plaster, which fades out just below it */
.pnav::before{content:"";position:absolute;left:0;top:calc(-1 * (var(--nav-top) + env(safe-area-inset-top)));width:100vw;
  height:calc(var(--nav-top) + env(safe-area-inset-top) + var(--H) + 22px);background:var(--wall) url(../art/wall.webp) 0 0/560px;
  -webkit-mask:linear-gradient(#000 calc(100% - 26px),transparent);mask:linear-gradient(#000 calc(100% - 26px),transparent);
  opacity:0;transition:opacity .35s var(--ease);pointer-events:none}
.pnav.is-scrolled::before{opacity:1}
.menu-open .pnav::before{opacity:0}
.pnav__paint{position:absolute;inset:0;background:url(../art/nav-stripe.webp?v=1) left top/auto 100% no-repeat;
  filter:brightness(.9) contrast(1.1)}   /* a touch deeper than the photo: white type clears AA everywhere on it */
/* satin sheen: light catches the top of the coat, the lower edge sits a shade deeper */
.pnav__paint::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(255,255,255,.12) 8%,rgba(255,255,255,0) 34%,rgba(0,0,0,0) 66%,rgba(70,0,0,.16) 94%);
  -webkit-mask:url(../art/nav-stripe.webp?v=1) left top/auto 100% no-repeat;mask:url(../art/nav-stripe.webp?v=1) left top/auto 100% no-repeat}
/* everything on the paint is painted in with it: one clip, driven by --roll (px from the left) */
.pnav__paint,.pnav__bar{clip-path:inset(-20px calc(100% - var(--roll,100%)) -20px -20px)}
.pnav__bar{position:absolute;inset:0;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:clamp(16px,2.4vw,36px);
  padding:2px calc(var(--coverX) + 24px) 0 clamp(30px,4vw,64px);color:#fff}

.pnav__brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff}
.pnav__mark{width:calc(var(--H) * .68);height:calc(var(--H) * .366);filter:drop-shadow(0 1px 0 rgba(90,0,0,.25))}
.pnav__mark path{fill:#fff}.pnav__mark rect{fill:#111112}
.pnav__name{font:800 12px/1.18 var(--text);letter-spacing:.15em;text-transform:uppercase;text-shadow:0 1px 0 rgba(90,0,0,.2)}
.pnav__links{display:flex;justify-content:center;gap:clamp(18px,2.4vw,40px)}
.pnav__links a{font:600 15.5px/1 var(--text);color:#fff;text-decoration:none;padding:12px 0;position:relative;text-shadow:0 1px 0 rgba(90,0,0,.22)}
.pnav__links a::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:2px;background:#fff;transform:scaleX(0);transform-origin:left;transition:transform .26s var(--ease)}
.pnav__links a:hover::after,.pnav__links a:focus-visible::after{transform:scaleX(1)}
.pnav__actions{display:flex;align-items:center;gap:14px;justify-self:end}
.pnav__num{font:700 15px/1 var(--text);color:#fff;text-decoration:none;padding:12px 0;letter-spacing:.01em;text-shadow:0 1px 0 rgba(90,0,0,.22)}
.pnav__num:hover{text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:2px}
.pnav__call{white-space:nowrap;background:#121213;color:#fff;box-shadow:0 6px 14px rgba(70,8,4,.28)}
.pnav__call:hover{background:#000}
.pnav__call svg,.pnav__sms svg{width:17px;height:17px}
.pnav__sms{display:none;width:44px;height:44px;border-radius:50%;align-items:center;justify-content:center;color:#fff;box-shadow:inset 0 0 0 2px rgba(255,255,255,.92)}
.pnav :focus-visible{outline:3px solid #fff;outline-offset:3px}
.pnav__menu{display:none;width:44px;height:44px;border:0;background:transparent;color:#fff;cursor:pointer;position:relative;padding:0}
.pnav__menu span:not(.sr-only){position:absolute;left:10px;right:10px;height:2.5px;border-radius:2px;background:currentColor;transition:transform .26s var(--ease)}
.pnav__menu span:nth-child(1){top:17px}.pnav__menu span:nth-child(2){top:25px}
.pnav__menu[aria-expanded="true"] span:nth-child(1){transform:translateY(4px) rotate(45deg)}
.pnav__menu[aria-expanded="true"] span:nth-child(2){transform:translateY(-4px) rotate(-45deg)}

/* the roller: the tool that just laid the stripe, still pressed to the wall. During the roll its cover turns (frame sprite). */
.pnav__roller{position:absolute;top:calc(var(--H) * .5 - var(--rollerH) * .508);left:calc(var(--roll,100%) - var(--coverX));
  width:var(--rollerW);height:var(--rollerH);pointer-events:none;
  filter:brightness(.94) drop-shadow(3px 7px 7px rgba(50,22,12,.28)) drop-shadow(0 1px 1px rgba(50,22,12,.25));
  transform:translateY(var(--bob,0px));opacity:var(--ro,1)}
.pnav__roller img{display:block;width:100%;height:100%}
.pnav__cover{position:absolute;left:.447%;top:2.556%;width:21.924%;height:96.486%;   /* cover box in the 447x313 roller image: x2 y8 w98 h302 */
  background:url(../art/nav-roller-cover.webp?v=1) 0 0/1200% 100% no-repeat;visibility:hidden}
.is-rolling .pnav__cover{visibility:visible}

/* menu panel: the same plaster wall, under the stripe */
.pmenu{position:fixed;inset:0;z-index:55;background:var(--wall) url(../art/wall.webp) 0 0/560px;overflow:auto;overscroll-behavior:contain;
  padding:calc(env(safe-area-inset-top) + var(--H) + 34px) var(--gut) calc(env(safe-area-inset-bottom) + 32px);
  display:flex;flex-direction:column;gap:30px}
.pmenu[hidden]{display:none}
.pmenu nav{display:flex;flex-direction:column}
.pmenu nav a{font:900 clamp(40px,11vw,64px)/1 var(--display);text-transform:uppercase;letter-spacing:-.02em;color:var(--ink);text-decoration:none;
  padding:12px 0;border-bottom:1px solid var(--line)}
.pmenu nav a:hover{color:var(--red)}
.pmenu__contact{display:flex;flex-wrap:wrap;gap:12px}
.pmenu__contact .btn{min-height:52px;padding:0 22px;font-size:16px}
.pmenu__num{font:600 15px/1.4 var(--text);color:var(--mute);margin:0}
@media (prefers-reduced-motion:no-preference){
  .pmenu:not([hidden]){animation:pmenu-in .32s var(--ease)}
  @keyframes pmenu-in{from{opacity:0;transform:translateY(-10px)}}
}

@media (max-width:1060px){
  .pnav__links{display:none}
  .pnav__menu{display:block}
}
@media (max-width:760px){
  .pnav__name,.pnav__num{display:none}
  .pnav__bar{gap:8px;padding-left:30px;padding-right:calc(var(--coverX) + 14px)}
  .pnav__actions{gap:8px}
  .pnav__sms{display:inline-flex}
  .pnav__call{min-height:44px;padding:0 16px;font-size:15px}
  .pnav__mark rect{transform-box:fill-box;transform-origin:center;transform:scaleX(1.35)}
}
@media (max-width:400px){
  .pnav__bar{gap:6px;padding-left:26px}
  .pnav__actions{gap:6px}
  .pnav__call{padding:0 13px;font-size:14.5px;gap:.4em}
}
@media (max-width:340px){.pnav__sms{display:none}}   /* the menu panel still has Text Rudy */

/* before the roll starts (JS present, motion on): nothing is painted yet */
.roll-pending .pnav{--roll:-4px;--ro:0}

/* ---------- lab page only: a stand-in hero so the layering can be judged ---------- */
.lab-hero{position:relative;min-height:100dvh;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);align-items:center;gap:2vw;
  padding:calc(var(--nav-top) + var(--H) + 40px) var(--gut) 60px}
.lab-hero>*{position:relative;z-index:2}
.lab-hero .display{font-size:clamp(46px,6vw,96px)}
.lab-hero p.lede{max-width:34ch;font-size:18px;color:var(--ink-2);margin:22px 0 0}
.lab-house{width:100%;height:auto;filter:drop-shadow(0 20px 26px rgba(50,38,24,.18))}
.lab-fill{height:120vh;position:relative;z-index:2;padding:0 var(--gut)}
.lab-fill p{max-width:60ch;font-size:18px}
.lab-replay{font:600 14px/1 var(--text);color:var(--ink-2);background:none;border:0;padding:12px 0;text-decoration:underline;cursor:pointer}
@media (max-width:760px){
  .lab-hero{grid-template-columns:1fr;padding-top:calc(var(--nav-top) + var(--H) + 120px);align-content:start}
}