/* Shared site chrome for zava.money and the launchpad: one header, one phone
   tab bar, one footer. Self contained so it works on pages with their own CSS. */
.zh{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--paper,#08090C) 84%,transparent);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--rule,rgba(255,255,255,.07))}
.zh .zh-in{display:flex;align-items:center;gap:28px;padding-block:14px;max-width:1180px;margin:0 auto;padding-inline:20px}
.zh .brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink,#F3F1EA);flex:none}
.zh .brand .mark{width:28px;height:28px;filter:drop-shadow(0 0 10px rgba(159,216,255,.25))}
.zh .brand b{font-family:var(--display,"Instrument Serif",Georgia,serif);font-weight:400;font-size:24px;letter-spacing:.01em;line-height:1}
.zh .brand small{font-family:var(--mono,ui-monospace,monospace);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--ice,#9FD8FF);margin-left:2px}
.zh-links{display:flex;align-items:center;gap:4px;flex:1}
.zh-links>a,.zh-learn>summary{font-family:var(--sans,Inter,system-ui,sans-serif);font-size:14px;font-weight:500;color:var(--ink3,#7E7D76);text-decoration:none;padding:8px 12px;border-radius:999px;white-space:nowrap;cursor:pointer;transition:color .15s,background .15s;list-style:none}
.zh-links>a:hover,.zh-learn>summary:hover{color:var(--ink,#F3F1EA);background:var(--s2,#14171E)}
.zh-links>a.on,.zh-learn.on>summary{color:var(--ink,#F3F1EA);background:var(--s3,#1B1F28)}
.zh-learn{position:relative}
.zh-learn>summary::-webkit-details-marker{display:none}
.zh-learn>summary::after{content:"";display:inline-block;width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-3px) rotate(45deg);margin-left:8px;opacity:.7}
.zh-menu{position:absolute;left:0;top:calc(100% + 10px);width:300px;background:var(--s1,#0E1015);border:1px solid var(--rule2,rgba(255,255,255,.12));border-radius:14px;padding:8px;box-shadow:0 24px 60px -24px rgba(0,0,0,.9);z-index:50}
.zh-menu a{display:block;padding:10px 12px;border-radius:10px;text-decoration:none;color:var(--ink,#F3F1EA);font-family:var(--sans,Inter,system-ui,sans-serif);font-size:14px;font-weight:500}
.zh-menu a span{display:block;font-size:12.5px;color:var(--ink3,#7E7D76);font-weight:400;margin-top:1px}
.zh-menu a:hover,.zh-menu a.on{background:var(--s3,#1B1F28)}
.zh-menu hr{border:0;border-top:1px solid var(--rule,rgba(255,255,255,.07));margin:6px 4px}
.zh-right{display:flex;align-items:center;gap:10px;margin-left:auto;flex:none}
.zh-right .btn{white-space:nowrap}
.zh .btn.s{padding:8px 14px;font-size:13.5px}

/* phone: links move to a tab bar at the bottom of the screen */
.ztab{display:none}
@media (max-width:860px){
  .zh .zh-in{gap:12px;padding-block:12px}
  .zh-links{display:none}
  .ztab{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:45;background:color-mix(in srgb,var(--s1,#0E1015) 92%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-top:1px solid var(--rule2,rgba(255,255,255,.12));padding:6px 4px calc(6px + env(safe-area-inset-bottom,0px))}
  .ztab a{display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 0;text-decoration:none;color:var(--ink3,#7E7D76);font-family:var(--sans,Inter,system-ui,sans-serif);font-size:11px;font-weight:500;letter-spacing:.01em;border-radius:10px}
  .ztab a svg{width:22px;height:22px}
  .ztab a.on{color:var(--ice,#9FD8FF)}
  body{padding-bottom:calc(70px + env(safe-area-inset-bottom,0px))}
}
@media (max-width:420px){.zh .share-btn span{display:none}.zh .share-btn{padding-inline:10px}.zh .brand b{font-size:22px}}

/* footer */
.zf{border-top:1px solid var(--rule,rgba(255,255,255,.07));margin-top:56px;padding:44px 0 40px;font-family:var(--sans,Inter,system-ui,sans-serif);font-size:13.5px;color:var(--ink3,#7E7D76)}
.zf .zf-in{max-width:1180px;margin:0 auto;padding-inline:20px;display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:28px}
.zf .brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink,#F3F1EA)}
.zf .brand .mark{width:26px;height:26px}
.zf .brand b{font-family:var(--display,"Instrument Serif",Georgia,serif);font-weight:400;font-size:22px}
.zf p{margin:12px 0 0;max-width:34ch;line-height:1.6}
.zf h4{margin:0 0 12px;font-family:var(--mono,ui-monospace,monospace);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink3,#7E7D76);font-weight:500}
.zf ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.zf a{color:var(--ink2,#B8B6AE);text-decoration:none}
.zf a:hover{color:var(--ink,#F3F1EA)}
.zf .zf-legal{grid-column:1/-1;border-top:1px solid var(--rule,rgba(255,255,255,.07));padding-top:18px;font-size:12.5px;line-height:1.6}
@media (max-width:860px){.zf .zf-in{grid-template-columns:1fr 1fr}.zf .zf-in>div:first-child{grid-column:1/-1}}

/* buttons inside the shared chrome, so pages with their own styles match */
.zh .share-slot{order:0;margin:0;flex:none}
.zh .btn,.zh .share-btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--rule2,rgba(255,255,255,.12));background:transparent;color:var(--ink,#F3F1EA);border-radius:999px;padding:8px 14px;font-family:var(--sans,Inter,system-ui,sans-serif);font-weight:500;font-size:13.5px;line-height:1.2;cursor:pointer;text-decoration:none;white-space:nowrap}
.zh .btn:hover{border-color:var(--ink3,#7E7D76)}
.zh .btn.p{background:var(--ink,#F3F1EA);border-color:var(--ink,#F3F1EA);color:var(--paper,#08090C);font-weight:600}
.zh .btn.p:hover{background:var(--ice2,#D2EDFF);border-color:var(--ice2,#D2EDFF)}
.zh .share{position:relative}