/* Shared interaction and accessibility layer for VURM concept demos. */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip}
body{margin:0;overflow-x:hidden;-webkit-font-smoothing:antialiased}
body.demo-menu-open{overflow:hidden}
a{color:inherit}
img{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit}
.demo-skip{position:fixed;left:16px;top:-80px;z-index:300;padding:11px 16px;background:var(--demo-focus-bg,#fff);color:var(--demo-focus-ink,#111);font-weight:800;text-decoration:none;border-radius:999px}
.demo-skip:focus{top:14px}
:focus-visible{outline:3px solid var(--demo-focus,#fff);outline-offset:4px}
.demo-wrap{width:min(calc(100% - 48px),var(--demo-max,1200px));margin-inline:auto}
.demo-nav{position:absolute;inset:0 0 auto;z-index:60;padding:22px 0;color:var(--demo-nav-text,#fff)}
.demo-nav-inner{display:flex;align-items:center;justify-content:space-between;gap:28px}
.demo-logo{display:inline-flex;align-items:center;gap:10px;color:inherit;text-decoration:none}
.demo-nav-links{display:flex;align-items:center;gap:28px}
.demo-nav-links>a{font-size:.78rem;font-weight:750;text-decoration:none}
.demo-nav-links>a:not(.demo-nav-cta){opacity:.72}
.demo-nav-links>a:hover{opacity:1}
.demo-nav-cta{min-height:44px;display:inline-flex;align-items:center;padding:0 18px;border:1px solid currentColor}
.demo-menu-toggle{display:none;position:relative;width:46px;height:46px;flex:0 0 46px;border:1px solid currentColor;border-radius:50%;background:transparent;color:inherit;cursor:pointer}
.demo-menu-toggle span{position:absolute;left:13px;width:18px;height:2px;border-radius:4px;background:currentColor;transition:transform .22s,top .22s}
.demo-menu-toggle span:first-child{top:17px}.demo-menu-toggle span:last-child{top:25px}
.demo-menu-toggle[aria-expanded="true"] span:first-child{top:21px;transform:rotate(45deg)}
.demo-menu-toggle[aria-expanded="true"] span:last-child{top:21px;transform:rotate(-45deg)}
.demo-mobile-menu{position:fixed;inset:0;z-index:50;visibility:hidden;overflow-y:auto;padding:112px 24px 32px;background:var(--demo-menu-bg,#111);color:var(--demo-menu-text,#fff);opacity:0;pointer-events:none;transform:translateY(-14px);transition:opacity .25s,transform .25s,visibility .25s}
.demo-mobile-menu.is-open{visibility:visible;opacity:1;pointer-events:auto;transform:none}
.demo-mobile-links{display:grid;border-top:1px solid var(--demo-menu-line,rgba(255,255,255,.2))}
.demo-mobile-links a{min-height:64px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--demo-menu-line,rgba(255,255,255,.2));font-size:clamp(1.4rem,7vw,2.2rem);font-weight:800;line-height:1;text-decoration:none}
.demo-mobile-links a::after{content:"\2197";color:var(--demo-focus);font-size:1rem}
.demo-mobile-tools{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:25px}
.demo-mobile-tool{min-height:110px;display:block;padding:17px;border:1px solid var(--demo-menu-line,rgba(255,255,255,.2));text-decoration:none}
.demo-mobile-tool b{display:block;margin-bottom:7px;font-size:.84rem}
.demo-mobile-tool span{display:block;opacity:.67;font-size:.73rem;line-height:1.45}
.demo-mobile-tool.is-primary{background:var(--demo-focus);border-color:var(--demo-focus);color:var(--demo-focus-ink,#111)}
.demo-badge{position:fixed;left:16px;bottom:16px;z-index:90;max-width:calc(100% - 32px);display:flex;align-items:center;gap:9px;padding:11px 16px;border:1px solid rgba(255,255,255,.18);border-radius:999px;background:#090b12;color:#fffefa;box-shadow:0 16px 38px -13px rgba(0,0,0,.62);font:750 .76rem/1.3 system-ui,sans-serif;text-decoration:none}
.demo-badge b{color:#c9ff45}
.demo-reveal{opacity:0;transform:translateY(25px);transition:opacity .75s ease,transform .75s cubic-bezier(.2,.75,.2,1)}
.demo-reveal.is-visible{opacity:1;transform:none}
@media(max-width:720px){
  .demo-wrap{width:min(calc(100% - 30px),var(--demo-max,1200px))}
  .demo-nav-links>a{display:none}
  .demo-nav-links>.demo-nav-cta{display:inline-flex}
  .demo-menu-toggle{display:block}
}
@media(max-width:420px){.demo-nav-cta{display:none!important}.demo-mobile-tools{grid-template-columns:1fr}.demo-badge{font-size:.7rem}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.demo-reveal{opacity:1;transform:none}}