/* Sheetzer navbar quota + premium responsive navigation — 2026-08-20 */
.sheetzer-quota-chip{
  --sheetzer-quota-pct:0%;
  min-width:142px;
  max-width:178px;
  min-height:38px;
  padding:5px 10px 5px 7px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:1px solid color-mix(in srgb,var(--line-strong) 82%,transparent);
  border-radius:10px;
  background:linear-gradient(180deg,color-mix(in srgb,var(--surface-2) 94%,white 2%),var(--surface));
  box-shadow:inset 0 1px #ffffff08,0 5px 18px #0000000d;
  color:var(--text);
  white-space:nowrap;
  transition:border-color .18s ease,background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.sheetzer-quota-chip:hover{
  transform:translateY(-1px);
  border-color:color-mix(in srgb,var(--accent) 56%,var(--line));
  box-shadow:inset 0 1px #ffffff0c,0 8px 22px #00000018;
}
.sheetzer-quota-ring{
  --quota-ring:var(--accent);
  width:27px;
  height:27px;
  flex:0 0 27px;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:conic-gradient(var(--quota-ring) var(--sheetzer-quota-pct),color-mix(in srgb,var(--line) 86%,transparent) 0);
  box-shadow:0 0 0 1px color-mix(in srgb,var(--quota-ring) 20%,transparent);
}
.sheetzer-quota-ring>span{
  width:19px;
  height:19px;
  display:block;
  border-radius:50%;
  background:var(--surface);
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--line) 76%,transparent);
}
.sheetzer-quota-copy{min-width:0;display:grid;gap:1px;line-height:1.05}
.sheetzer-quota-copy strong{overflow:hidden;color:var(--text);font:800 11px/1.1 "IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;text-overflow:ellipsis}
.sheetzer-quota-copy small{overflow:hidden;color:var(--muted);font-size:9px;font-weight:700;letter-spacing:.01em;text-overflow:ellipsis}
.sheetzer-quota-chip[data-tone="low"] .sheetzer-quota-ring,.sheetzer-mobile-quota[data-tone="low"]{--quota-ring:#f2a43a}
.sheetzer-quota-chip[data-tone="critical"] .sheetzer-quota-ring,.sheetzer-mobile-quota[data-tone="critical"]{--quota-ring:#ef5a4f}
.sheetzer-quota-chip[data-tone="good"] .sheetzer-quota-ring,.sheetzer-mobile-quota[data-tone="good"]{--quota-ring:var(--accent)}
.sheetzer-mobile-quota{display:none}
.sheetzer-mobile-nav-head,.sheetzer-mobile-nav-section-title,.sheetzer-mobile-upgrade,.sheetzer-mobile-nav-footer,.sheetzer-nav-icon,.sheetzer-nav-copy,.sheetzer-nav-arrow,.sheetzer-account-avatar,.sheetzer-account-copy,.sheetzer-account-arrow{display:none}

@media(max-width:1480px){
  .site-header{overflow:visible}
  .site-header:has(.nav.is-open){z-index:70}
  .header-inner{grid-template-columns:auto 1fr;gap:14px}
  .header-actions{gap:9px}
  .header-login,.sheetzer-quota-chip,.header-actions>.theme-control{display:none}
  .menu-button{display:grid;cursor:pointer;transition:border-color .18s ease,background .18s ease,transform .18s ease,opacity .18s ease}
  .menu-button:hover{border-color:color-mix(in srgb,var(--accent) 55%,var(--line));background:color-mix(in srgb,var(--accent) 7%,var(--surface))}
  .menu-button[aria-expanded="true"]{opacity:0;pointer-events:none}

  body:has(.site-header .nav.is-open){overflow:hidden}
  body:has(.site-header .nav.is-open)::before{
    position:fixed;
    z-index:58;
    inset:0;
    content:"";
    background:rgb(2 5 4 / 74%);
    backdrop-filter:blur(7px) saturate(.75);
    animation:sheetzer-nav-backdrop-in .2s ease both;
  }

  .site-header .nav{
    display:none;
    position:fixed;
    z-index:60;
    top:16px;
    right:18px;
    left:auto;
    width:min(490px,calc(100vw - 36px));
    max-height:calc(100dvh - 32px);
    overflow:auto;
    padding:0 18px 18px;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:12px;
    align-items:stretch;
    border:1px solid color-mix(in srgb,var(--line-strong) 88%,transparent);
    border-radius:22px;
    background:
      radial-gradient(circle at 82% 12%,color-mix(in srgb,var(--accent) 10%,transparent),transparent 29%),
      linear-gradient(155deg,color-mix(in srgb,var(--surface-2) 96%,white 1%),color-mix(in srgb,var(--surface) 97%,black 2%));
    box-shadow:0 34px 100px #00000082,0 0 0 1px #ffffff08,inset 0 1px #ffffff0a;
    overscroll-behavior:contain;
    scrollbar-width:thin;
    scrollbar-color:color-mix(in srgb,var(--accent) 35%,var(--line)) transparent;
  }
  .site-header .nav.is-open{display:grid;animation:sheetzer-nav-panel-in .24s cubic-bezier(.2,.8,.2,1) both}
  .site-header .nav::before{content:none}

  .sheetzer-mobile-nav-head{
    position:sticky;
    z-index:3;
    top:0;
    grid-column:1/-1;
    margin:0 -18px 4px;
    padding:14px 16px;
    min-height:74px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:14px;
    border-bottom:1px solid color-mix(in srgb,var(--line) 82%,transparent);
    background:linear-gradient(180deg,color-mix(in srgb,var(--surface) 96%,black 2%),color-mix(in srgb,var(--surface) 91%,transparent));
    backdrop-filter:blur(18px);
  }
  .sheetzer-mobile-brand{min-width:0;display:flex;align-items:center;gap:10px;color:var(--text);font-size:20px;font-weight:850;letter-spacing:-.035em}
  .sheetzer-mobile-brand:hover{color:var(--text)}
  .sheetzer-mobile-brand img{width:37px;height:37px;object-fit:contain;filter:drop-shadow(0 4px 12px color-mix(in srgb,var(--accent) 18%,transparent))}
  .sheetzer-mobile-nav-actions{display:flex;align-items:center;gap:9px}
  .sheetzer-mobile-theme{height:40px;padding:3px;display:flex;align-items:center;gap:2px;border:1px solid var(--line);border-radius:999px;background:color-mix(in srgb,var(--surface-2) 82%,transparent);box-shadow:inset 0 1px #ffffff06}
  .sheetzer-mobile-theme button{width:32px;height:32px;padding:0;display:grid;place-items:center;border:0;border-radius:50%;color:var(--muted);background:transparent;font:700 17px/1 system-ui;cursor:pointer;transition:.16s ease}
  .sheetzer-mobile-theme button:hover{color:var(--text);background:color-mix(in srgb,var(--line) 55%,transparent)}
  .sheetzer-mobile-theme button.is-active{color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,var(--surface-2));box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--accent) 25%,transparent)}
  .sheetzer-mobile-nav-close{width:42px;height:42px;padding:0;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--accent) 52%,var(--line));border-radius:12px;color:var(--accent);background:color-mix(in srgb,var(--accent) 7%,var(--surface-2));font:300 30px/1 system-ui;cursor:pointer;transition:.16s ease}
  .sheetzer-mobile-nav-close:hover{transform:rotate(4deg);border-color:var(--accent);background:color-mix(in srgb,var(--accent) 13%,var(--surface-2))}

  .sheetzer-mobile-nav-section-title{
    grid-column:1/-1;
    padding:6px 2px 0;
    display:flex;
    align-items:center;
    gap:9px;
    color:var(--muted);
    font:800 10px/1 "IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
    letter-spacing:.12em;
    text-transform:uppercase;
  }
  .sheetzer-mobile-nav-section-title i{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 14px color-mix(in srgb,var(--accent) 60%,transparent)}

  .site-header .nav>a:not(.sheetzer-mobile-quota):not(.sheetzer-mobile-upgrade):not(.sheetzer-mobile-brand):not(.nav-admin-login):not(.sheetzer-mobile-help),
  .site-header .nav>.nav-tool-button{
    position:relative;
    min-width:0;
    min-height:88px;
    padding:13px 34px 13px 14px;
    display:grid;
    grid-template-columns:38px minmax(0,1fr);
    grid-template-rows:1fr;
    align-items:center;
    gap:11px;
    overflow:hidden;
    border:1px solid color-mix(in srgb,var(--line) 92%,transparent);
    border-radius:14px;
    color:transparent;
    background:linear-gradient(145deg,color-mix(in srgb,var(--surface-2) 88%,white 1%),color-mix(in srgb,var(--surface) 70%,transparent));
    font-size:0;
    text-align:left;
    box-shadow:inset 0 1px #ffffff08,0 7px 20px #00000014;
    transition:border-color .16s ease,background .16s ease,transform .16s ease,box-shadow .16s ease;
  }
  .site-header .nav>a:not(.sheetzer-mobile-quota):not(.sheetzer-mobile-upgrade):not(.sheetzer-mobile-brand):not(.nav-admin-login):not(.sheetzer-mobile-help):hover,
  .site-header .nav>.nav-tool-button:hover{
    transform:translateY(-2px);
    border-color:color-mix(in srgb,var(--accent) 48%,var(--line));
    background:linear-gradient(145deg,color-mix(in srgb,var(--accent) 8%,var(--surface-2)),var(--surface-2));
    box-shadow:inset 0 1px #ffffff0c,0 11px 28px #00000022;
  }
  .site-header .nav [data-sheetzer-nav-primary="1"]{
    border-color:color-mix(in srgb,var(--accent) 58%,var(--line));
    background:
      radial-gradient(circle at 85% 8%,color-mix(in srgb,var(--accent) 12%,transparent),transparent 45%),
      linear-gradient(145deg,color-mix(in srgb,var(--accent) 8%,var(--surface-2)),var(--surface-2));
    box-shadow:inset 0 1px color-mix(in srgb,var(--accent) 15%,transparent),0 9px 26px #0000001d;
  }
  .sheetzer-nav-icon{width:38px;height:38px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--line-strong) 92%,transparent);border-radius:11px;color:var(--text);background:color-mix(in srgb,var(--surface) 72%,transparent)}
  [data-sheetzer-nav-primary="1"] .sheetzer-nav-icon{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 45%,var(--line));background:color-mix(in srgb,var(--accent) 8%,var(--surface))}
  .sheetzer-nav-icon svg{width:21px;height:21px;display:block;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
  .sheetzer-nav-copy{min-width:0;display:grid;gap:5px;color:var(--text)}
  .sheetzer-nav-copy strong{overflow:hidden;color:var(--text);font-size:13px;font-weight:800;line-height:1.1;letter-spacing:-.015em;text-overflow:ellipsis;white-space:nowrap}
  .sheetzer-nav-copy small{overflow:hidden;color:var(--muted);font-size:10px;font-weight:600;line-height:1.25;text-overflow:ellipsis;white-space:nowrap}
  .sheetzer-nav-arrow{position:absolute;right:13px;top:50%;color:color-mix(in srgb,var(--muted) 84%,transparent);font:300 28px/1 system-ui;transform:translateY(-50%);transition:.16s ease}
  [data-sheetzer-nav-primary="1"] .sheetzer-nav-arrow{color:var(--accent)}
  .site-header .nav>a:hover .sheetzer-nav-arrow,.site-header .nav>.nav-tool-button:hover .sheetzer-nav-arrow{right:10px;color:var(--accent)}

  .sheetzer-mobile-quota{
    --sheetzer-quota-pct:0%;
    --quota-ring:var(--accent);
    grid-column:1/-1;
    min-height:150px;
    padding:16px 17px;
    display:grid;
    gap:14px;
    border:1px solid color-mix(in srgb,var(--quota-ring) 25%,var(--line));
    border-radius:16px;
    color:var(--text);
    background:
      radial-gradient(circle at 10% 100%,color-mix(in srgb,var(--quota-ring) 8%,transparent),transparent 32%),
      linear-gradient(145deg,color-mix(in srgb,var(--surface-2) 92%,white 1%),var(--surface));
    box-shadow:inset 0 1px #ffffff08,0 9px 26px #00000018;
  }
  .sheetzer-mobile-quota:hover{border-color:color-mix(in srgb,var(--quota-ring) 52%,var(--line));color:var(--text)}
  .sheetzer-mobile-quota-label{color:var(--muted);font:800 10px/1 "IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.12em;text-transform:uppercase}
  .sheetzer-mobile-quota-main{display:grid;grid-template-columns:78px minmax(0,1fr) minmax(116px,.8fr);align-items:center;gap:16px}
  .sheetzer-mobile-quota-ring{width:74px;height:74px;display:grid;place-items:center;border-radius:50%;background:conic-gradient(var(--quota-ring) var(--sheetzer-quota-pct),color-mix(in srgb,var(--line-strong) 72%,transparent) 0);box-shadow:0 0 0 1px color-mix(in srgb,var(--quota-ring) 16%,transparent),0 0 26px color-mix(in srgb,var(--quota-ring) 8%,transparent)}
  .sheetzer-mobile-quota-ring::before{position:absolute;content:""}
  .sheetzer-mobile-quota-ring b{width:57px;height:57px;display:grid;place-items:center;border-radius:50%;color:var(--text);background:var(--surface);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--line) 84%,transparent);font:800 15px/1 "IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace}
  .sheetzer-mobile-quota-copy{min-width:0;display:grid;gap:5px}
  .sheetzer-mobile-quota-copy>strong{overflow:hidden;color:var(--text);font:800 16px/1.16 "IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;text-overflow:ellipsis;white-space:nowrap}
  .sheetzer-mobile-quota-unit{color:var(--muted);font-size:10px;font-weight:650}
  .sheetzer-mobile-quota-pill{justify-self:start;margin-top:2px;padding:5px 8px;border:1px solid color-mix(in srgb,var(--quota-ring) 30%,var(--line));border-radius:999px;color:var(--quota-ring);background:color-mix(in srgb,var(--quota-ring) 8%,transparent);font:800 8px/1 "IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;text-transform:uppercase}
  .sheetzer-mobile-quota-reset{min-width:0;padding-left:16px;display:grid;gap:5px;border-left:1px solid var(--line)}
  .sheetzer-mobile-quota-reset small{color:var(--muted);font-size:9px;font-weight:700}
  .sheetzer-mobile-quota-reset strong{color:var(--text);font:800 14px/1.15 "IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace}
  .sheetzer-mobile-quota-reset span{color:var(--muted);font-size:9px;font-weight:600;line-height:1.3}

  .site-header .nav .nav-admin-login{
    position:relative;
    grid-column:1/-1;
    min-height:92px;
    padding:14px 42px 14px 14px;
    display:grid;
    grid-template-columns:48px minmax(0,1fr);
    align-items:center;
    gap:13px;
    overflow:hidden;
    border:1px solid color-mix(in srgb,var(--line) 90%,transparent);
    border-radius:16px;
    color:transparent;
    background:linear-gradient(145deg,color-mix(in srgb,var(--surface-2) 90%,white 1%),var(--surface));
    font-size:0;
    box-shadow:inset 0 1px #ffffff08,0 8px 24px #00000015;
  }
  .site-header .nav .nav-admin-login:hover{border-color:color-mix(in srgb,var(--accent) 45%,var(--line));color:transparent;background:linear-gradient(145deg,color-mix(in srgb,var(--accent) 7%,var(--surface-2)),var(--surface-2))}
  .site-header .nav .nav-admin-login::before,.site-header .nav .nav-admin-login::after{content:none}
  .sheetzer-account-avatar{width:48px;height:48px;display:grid;place-items:center;border-radius:50%;color:#fff;background:linear-gradient(145deg,color-mix(in srgb,var(--accent) 92%,#ffb04c),var(--accent));box-shadow:0 8px 22px color-mix(in srgb,var(--accent) 22%,transparent);font-size:18px;font-weight:850}
  .sheetzer-account-copy{min-width:0;display:grid;gap:4px;color:var(--text)}
  .sheetzer-account-copy small{color:var(--muted);font:800 9px/1 "IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.11em;text-transform:uppercase}
  .sheetzer-account-copy strong{overflow:hidden;color:var(--text);font-size:14px;font-weight:800;text-overflow:ellipsis;white-space:nowrap}
  .sheetzer-account-copy span{overflow:hidden;color:var(--muted);font-size:10px;font-weight:650;text-overflow:ellipsis;white-space:nowrap}
  .sheetzer-account-arrow{position:absolute;right:16px;top:50%;color:var(--accent);font:300 30px/1 system-ui;transform:translateY(-50%)}

  .sheetzer-mobile-upgrade{
    position:relative;
    grid-column:1/-1;
    min-height:96px;
    padding:14px;
    display:grid;
    grid-template-columns:48px minmax(0,1fr) auto;
    align-items:center;
    gap:13px;
    overflow:hidden;
    border:1px solid color-mix(in srgb,var(--accent) 24%,var(--line));
    border-radius:16px;
    color:var(--text);
    background:
      radial-gradient(circle at 95% 50%,color-mix(in srgb,var(--accent) 18%,transparent),transparent 45%),
      linear-gradient(115deg,color-mix(in srgb,var(--accent) 5%,var(--surface-2)),color-mix(in srgb,var(--accent) 12%,var(--surface-2)));
    box-shadow:inset 0 1px color-mix(in srgb,var(--accent) 12%,transparent),0 10px 28px #00000018;
  }
  .sheetzer-mobile-upgrade:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--accent) 48%,var(--line));color:var(--text)}
  .sheetzer-mobile-upgrade-icon{width:48px;height:48px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--accent) 32%,var(--line));border-radius:50%;color:var(--accent);background:color-mix(in srgb,var(--accent) 7%,var(--surface));font-size:24px}
  .sheetzer-mobile-upgrade-copy{min-width:0;display:grid;gap:5px}
  .sheetzer-mobile-upgrade-copy strong{color:var(--text);font-size:13px;font-weight:850}
  .sheetzer-mobile-upgrade-copy small{color:var(--muted);font-size:9.5px;font-weight:600;line-height:1.35}
  .sheetzer-mobile-upgrade-cta{min-width:94px;height:44px;padding:0 11px;display:flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;color:#fff;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 86%,#ffb44e),var(--accent));box-shadow:0 8px 22px color-mix(in srgb,var(--accent) 20%,transparent)}
  .sheetzer-mobile-upgrade-cta b{font-size:10px;font-weight:850;white-space:nowrap}
  .sheetzer-mobile-upgrade-cta i{font:300 24px/1 system-ui}

  .sheetzer-mobile-nav-footer{
    grid-column:1/-1;
    margin:2px -18px -18px;
    padding:14px 18px 16px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    border-top:1px solid color-mix(in srgb,var(--line) 84%,transparent);
    background:color-mix(in srgb,var(--surface) 88%,transparent);
  }
  .sheetzer-mobile-help,.sheetzer-mobile-logout{min-height:42px;padding:0 10px;display:flex;align-items:center;gap:9px;border:0;border-radius:10px;color:var(--muted);background:transparent;font-size:11px;font-weight:750;cursor:pointer;transition:.16s ease}
  .sheetzer-mobile-help:hover,.sheetzer-mobile-logout:hover{color:var(--text);background:color-mix(in srgb,var(--surface-2) 90%,transparent)}
  .sheetzer-mobile-help span,.sheetzer-mobile-logout span{width:25px;height:25px;display:grid;place-items:center;border:1px solid var(--line);border-radius:8px;color:var(--muted);font-size:13px}
  .sheetzer-mobile-logout[hidden]{display:none}
}

@media(max-width:820px){
  .site-header .nav{
    top:8px;
    right:8px;
    width:calc(100vw - 16px);
    max-height:calc(100dvh - 16px);
    padding:0 13px 13px;
    gap:9px;
    border-radius:18px;
  }
  .sheetzer-mobile-nav-head{margin:0 -13px 2px;padding:12px 13px;min-height:66px}
  .sheetzer-mobile-brand{font-size:18px}.sheetzer-mobile-brand img{width:34px;height:34px}
  .sheetzer-mobile-theme{height:38px}.sheetzer-mobile-theme button{width:30px;height:30px}
  .sheetzer-mobile-nav-close{width:39px;height:39px;border-radius:11px}
  .site-header .nav>a:not(.sheetzer-mobile-quota):not(.sheetzer-mobile-upgrade):not(.sheetzer-mobile-brand):not(.nav-admin-login):not(.sheetzer-mobile-help),
  .site-header .nav>.nav-tool-button{min-height:80px;padding:11px 30px 11px 11px;grid-template-columns:34px minmax(0,1fr);gap:9px;border-radius:13px}
  .sheetzer-nav-icon{width:34px;height:34px;border-radius:10px}.sheetzer-nav-icon svg{width:19px;height:19px}
  .sheetzer-nav-copy strong{font-size:12px}.sheetzer-nav-copy small{font-size:9px}
  .sheetzer-mobile-quota{min-height:140px;padding:14px;border-radius:14px}
  .sheetzer-mobile-quota-main{grid-template-columns:68px minmax(0,1fr) minmax(105px,.8fr);gap:12px}
  .sheetzer-mobile-quota-ring{width:66px;height:66px}.sheetzer-mobile-quota-ring b{width:51px;height:51px;font-size:13px}
  .sheetzer-mobile-quota-copy>strong{font-size:14px}.sheetzer-mobile-quota-reset{padding-left:12px}
  .site-header .nav .nav-admin-login,.sheetzer-mobile-upgrade{min-height:84px;border-radius:14px}
  .sheetzer-mobile-nav-footer{margin:2px -13px -13px;padding:12px 13px 13px}
}

@media(max-width:470px){
  .header-inner{padding-inline:12px}
  .site-header .nav{grid-template-columns:1fr 1fr}
  .sheetzer-mobile-nav-actions{gap:6px}
  .sheetzer-mobile-theme button[data-theme-target="system"]{display:none}
  .sheetzer-mobile-nav-section-title{padding-top:4px}
  .site-header .nav>a:not(.sheetzer-mobile-quota):not(.sheetzer-mobile-upgrade):not(.sheetzer-mobile-brand):not(.nav-admin-login):not(.sheetzer-mobile-help),
  .site-header .nav>.nav-tool-button{min-height:76px;padding-right:25px}
  .sheetzer-nav-copy strong{font-size:11.5px}.sheetzer-nav-copy small{font-size:8.5px}
  .sheetzer-nav-arrow{right:9px;font-size:24px}
  .sheetzer-mobile-quota{gap:11px}
  .sheetzer-mobile-quota-main{grid-template-columns:60px minmax(0,1fr);gap:11px}
  .sheetzer-mobile-quota-ring{width:59px;height:59px}.sheetzer-mobile-quota-ring b{width:45px;height:45px;font-size:12px}
  .sheetzer-mobile-quota-reset{grid-column:1/-1;padding:10px 0 0;border-left:0;border-top:1px solid var(--line);grid-template-columns:auto auto;align-items:center;column-gap:10px}
  .sheetzer-mobile-quota-reset small{grid-column:1/-1}.sheetzer-mobile-quota-reset strong{font-size:12px}.sheetzer-mobile-quota-reset span{text-align:right}
  .sheetzer-mobile-upgrade{grid-template-columns:42px minmax(0,1fr);padding:12px}.sheetzer-mobile-upgrade-icon{width:42px;height:42px;font-size:21px}.sheetzer-mobile-upgrade-cta{grid-column:1/-1;width:100%;min-width:0;height:39px;margin-top:1px}
  .site-header .nav .nav-admin-login{grid-template-columns:43px minmax(0,1fr)}.sheetzer-account-avatar{width:43px;height:43px}
  .sheetzer-mobile-help,.sheetzer-mobile-logout{padding-inline:6px}
  .theme-control{padding:2px}
  .menu-button{width:40px;height:40px}
}

@media(max-width:620px){
  .site-header .nav{
    top:8px;
    right:8px;
    width:calc(100vw - 16px);
    max-height:calc(100dvh - 16px);
    border-radius:18px;
  }
}

@keyframes sheetzer-nav-panel-in{
  from{opacity:0;transform:translateY(-10px) scale(.975)}
  to{opacity:1;transform:translateY(0) scale(1)}
}
@keyframes sheetzer-nav-backdrop-in{from{opacity:0}to{opacity:1}}

@media(prefers-reduced-motion:reduce){
  .site-header .nav.is-open,body:has(.site-header .nav.is-open)::before{animation:none}
  .sheetzer-quota-chip,.site-header .nav>a,.site-header .nav>.nav-tool-button,.sheetzer-mobile-nav-close,.sheetzer-mobile-upgrade{transition:none}
}

/* ======================================================================
   Mobile navigation app-sheet refinement — 20260820-v3
   Turns the cramped mini-dashboard into a compact bottom app sheet with
   clearer hierarchy and touch-first controls.
   ====================================================================== */
@keyframes sheetzer-mobile-sheet-up-v3 {
  from { opacity: 0; transform: translateY(28px) scale(.985); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 620px) {
  /* Chromium: keep the header from becoming a fixed-position containing block. */
  html body .site-header { -webkit-backdrop-filter: none !important; backdrop-filter: none !important; }

  body:has(.site-header .nav.is-open)::before {
    background: rgb(2 5 4 / 62%) !important;
    backdrop-filter: blur(11px) saturate(.82) !important;
    -webkit-backdrop-filter: blur(11px) saturate(.82) !important;
  }

  .site-header .nav {
    top: auto !important;
    right: 0 !important;
    bottom: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    max-width: 100vw !important;
    max-height: min(92dvh, 780px) !important;
    margin: 0 !important;
    padding: 13px 12px calc(12px + env(safe-area-inset-bottom, 0px)) !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    grid-auto-flow: row !important;
    align-content: start !important;
    gap: 8px !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    border: 1px solid color-mix(in srgb, var(--line-strong) 88%, transparent) !important;
    border-right: 0 !important;
    border-bottom: 0 !important;
    border-left: 0 !important;
    border-radius: 24px 24px 0 0 !important;
    background:
      radial-gradient(circle at 86% 0%, color-mix(in srgb, var(--accent) 11%, transparent), transparent 30%),
      linear-gradient(180deg, color-mix(in srgb, var(--surface-2) 98%, white 1%), color-mix(in srgb, var(--surface) 99%, black 1%)) !important;
    box-shadow: 0 -24px 72px rgb(0 0 0 / 48%), inset 0 1px rgb(255 255 255 / 5%) !important;
    scrollbar-width: none !important;
    overscroll-behavior: contain !important;
    transform-origin: center bottom !important;
  }
  .site-header .nav::-webkit-scrollbar { display: none !important; }
  .site-header .nav.is-open { animation: sheetzer-mobile-sheet-up-v3 .28s cubic-bezier(.2,.82,.2,1) both !important; }

  .site-header .nav::before {
    content: "" !important;
    position: absolute !important;
    z-index: 5 !important;
    top: 7px !important;
    left: 50% !important;
    width: 42px !important;
    height: 4px !important;
    display: block !important;
    border-radius: 999px !important;
    background: color-mix(in srgb, var(--muted) 48%, transparent) !important;
    transform: translateX(-50%) !important;
    pointer-events: none !important;
  }

  .sheetzer-mobile-nav-head {
    position: sticky !important;
    z-index: 4 !important;
    top: -13px !important;
    grid-column: 1 / -1 !important;
    min-height: 58px !important;
    margin: -4px -12px 2px !important;
    padding: 16px 13px 8px !important;
    gap: 10px !important;
    border: 0 !important;
    border-bottom: 1px solid color-mix(in srgb, var(--line) 72%, transparent) !important;
    background: linear-gradient(180deg, color-mix(in srgb, var(--surface-2) 98%, transparent) 68%, color-mix(in srgb, var(--surface-2) 91%, transparent)) !important;
    backdrop-filter: blur(16px) !important;
    -webkit-backdrop-filter: blur(16px) !important;
  }
  .sheetzer-mobile-brand { gap: 8px !important; font-size: 18px !important; letter-spacing: -.03em !important; }
  .sheetzer-mobile-brand img { width: 31px !important; height: 31px !important; }
  .sheetzer-mobile-nav-actions { gap: 7px !important; }
  .sheetzer-mobile-theme { height: 36px !important; padding: 2px !important; }
  .sheetzer-mobile-theme button { width: 30px !important; height: 30px !important; font-size: 15px !important; }
  .sheetzer-mobile-nav-close {
    width: 36px !important;
    height: 36px !important;
    border-radius: 11px !important;
    font-size: 25px !important;
    background: color-mix(in srgb, var(--accent) 8%, var(--surface-2)) !important;
  }

  .sheetzer-mobile-nav-section-title { display: none !important; }

  .site-header .nav [data-sheetzer-nav-primary="1"] {
    min-height: 88px !important;
    padding: 12px 12px !important;
    grid-template-columns: 38px minmax(0, 1fr) !important;
    gap: 10px !important;
    border-radius: 16px !important;
    background:
      radial-gradient(circle at 90% 0%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 46%),
      linear-gradient(145deg, color-mix(in srgb, var(--accent) 8%, var(--surface-2)), color-mix(in srgb, var(--surface) 90%, transparent)) !important;
    box-shadow: inset 0 1px color-mix(in srgb, var(--accent) 13%, transparent), 0 7px 18px rgb(0 0 0 / 14%) !important;
  }
  .site-header .nav [data-sheetzer-nav-primary="1"] .sheetzer-nav-icon {
    width: 38px !important;
    height: 38px !important;
    border-radius: 12px !important;
  }
  .site-header .nav [data-sheetzer-nav-primary="1"] .sheetzer-nav-copy { gap: 4px !important; }
  .site-header .nav [data-sheetzer-nav-primary="1"] .sheetzer-nav-copy strong { font-size: 13px !important; line-height: 1.15 !important; }
  .site-header .nav [data-sheetzer-nav-primary="1"] .sheetzer-nav-copy small {
    display: block !important;
    max-width: 100% !important;
    overflow: hidden !important;
    font-size: 9px !important;
    line-height: 1.25 !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
  }

  .site-header .nav > a[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]),
  .site-header .nav > .nav-tool-button[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) {
    min-height: 54px !important;
    padding: 9px 10px !important;
    grid-template-columns: 30px minmax(0, 1fr) !important;
    gap: 9px !important;
    border-radius: 13px !important;
    background: color-mix(in srgb, var(--surface-2) 78%, transparent) !important;
    box-shadow: inset 0 1px rgb(255 255 255 / 3%) !important;
  }
  .site-header .nav > a[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) .sheetzer-nav-icon,
  .site-header .nav > .nav-tool-button[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) .sheetzer-nav-icon {
    width: 30px !important;
    height: 30px !important;
    border-radius: 9px !important;
  }
  .site-header .nav > a[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) .sheetzer-nav-icon svg,
  .site-header .nav > .nav-tool-button[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) .sheetzer-nav-icon svg {
    width: 17px !important;
    height: 17px !important;
  }
  .site-header .nav > a[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) .sheetzer-nav-copy,
  .site-header .nav > .nav-tool-button[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) .sheetzer-nav-copy { display: block !important; }
  .site-header .nav > a[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) .sheetzer-nav-copy strong,
  .site-header .nav > .nav-tool-button[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) .sheetzer-nav-copy strong {
    display: block !important;
    font-size: 12px !important;
    line-height: 1.15 !important;
  }
  .site-header .nav > a[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) .sheetzer-nav-copy small,
  .site-header .nav > .nav-tool-button[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) .sheetzer-nav-copy small,
  .site-header .nav .sheetzer-nav-arrow { display: none !important; }

  .sheetzer-mobile-quota {
    grid-column: 1 / -1 !important;
    min-height: 74px !important;
    padding: 10px 11px !important;
    gap: 0 !important;
    border-radius: 15px !important;
    box-shadow: inset 0 1px rgb(255 255 255 / 4%) !important;
  }
  .sheetzer-mobile-quota-label { display: none !important; }
  .sheetzer-mobile-quota-main {
    grid-template-columns: 46px minmax(0, 1fr) minmax(88px, auto) !important;
    gap: 10px !important;
  }
  .sheetzer-mobile-quota-ring { width: 46px !important; height: 46px !important; }
  .sheetzer-mobile-quota-ring b { width: 35px !important; height: 35px !important; font-size: 10px !important; }
  .sheetzer-mobile-quota-copy { gap: 3px !important; }
  .sheetzer-mobile-quota-copy > strong { font-size: 12.5px !important; }
  .sheetzer-mobile-quota-unit { font-size: 8.5px !important; }
  .sheetzer-mobile-quota-pill { margin-top: 0 !important; padding: 3px 6px !important; font-size: 7px !important; }
  .sheetzer-mobile-quota-reset { padding-left: 10px !important; gap: 3px !important; }
  .sheetzer-mobile-quota-reset small { font-size: 8px !important; }
  .sheetzer-mobile-quota-reset strong { font-size: 11px !important; }
  .sheetzer-mobile-quota-reset span { font-size: 7.5px !important; line-height: 1.2 !important; }

  .site-header .nav .nav-admin-login {
    grid-column: 1 / -1 !important;
    min-height: 62px !important;
    padding: 9px 34px 9px 10px !important;
    grid-template-columns: 38px minmax(0, 1fr) !important;
    gap: 10px !important;
    border-radius: 14px !important;
    box-shadow: inset 0 1px rgb(255 255 255 / 4%) !important;
  }
  .sheetzer-account-avatar { width: 38px !important; height: 38px !important; font-size: 14px !important; }
  .sheetzer-account-copy { gap: 2px !important; }
  .sheetzer-account-copy small { font-size: 7.5px !important; }
  .sheetzer-account-copy strong { font-size: 12px !important; }
  .sheetzer-account-copy span { font-size: 8.5px !important; }
  .sheetzer-account-arrow { right: 11px !important; font-size: 24px !important; }

  .sheetzer-mobile-nav-footer {
    grid-column: 1 / -1 !important;
    min-height: 42px !important;
    margin: 0 !important;
    padding: 2px 0 0 !important;
    border-top: 0 !important;
    background: transparent !important;
  }
  .sheetzer-mobile-help,
  .sheetzer-mobile-logout {
    min-height: 38px !important;
    padding: 0 8px !important;
    border-radius: 10px !important;
    font-size: 10px !important;
  }
  .sheetzer-mobile-help span,
  .sheetzer-mobile-logout span { width: 23px !important; height: 23px !important; }
}

@media (max-width: 380px) {
  .site-header .nav { padding-inline: 9px !important; gap: 7px !important; }
  .site-header .nav [data-sheetzer-nav-primary="1"] { min-height: 82px !important; padding: 10px !important; }
  .site-header .nav [data-sheetzer-nav-primary="1"] .sheetzer-nav-copy small { display: none !important; }
  .sheetzer-mobile-quota-main { grid-template-columns: 42px minmax(0,1fr) !important; }
  .sheetzer-mobile-quota-reset { display: none !important; }
  .sheetzer-mobile-quota-ring { width: 42px !important; height: 42px !important; }
  .sheetzer-mobile-quota-ring b { width: 32px !important; height: 32px !important; }
}


/* Mobile navigation scroll-anchor hardening — 20260820-v5 */
@media (max-width: 620px) {
  .site-header .nav {
    height: min(92dvh, 780px) !important;
    max-height: min(92dvh, 780px) !important;
    min-height: 0 !important;
    scroll-behavior: auto !important;
    scroll-padding-top: 64px !important;
    -webkit-overflow-scrolling: touch !important;
    contain: layout paint !important;
  }

  .site-header .nav:not(.is-open) {
    scroll-behavior: auto !important;
  }

  .sheetzer-mobile-nav-head {
    top: -13px !important;
    z-index: 12 !important;
  }

  .sheetzer-mobile-nav-footer {
    position: sticky !important;
    z-index: 11 !important;
    bottom: calc(-12px - env(safe-area-inset-bottom, 0px)) !important;
    margin: 2px -12px calc(-12px - env(safe-area-inset-bottom, 0px)) !important;
    padding: 7px 12px calc(8px + env(safe-area-inset-bottom, 0px)) !important;
    border-top: 1px solid color-mix(in srgb, var(--line) 72%, transparent) !important;
    background: color-mix(in srgb, var(--surface) 96%, transparent) !important;
    backdrop-filter: blur(16px) saturate(.9) !important;
    -webkit-backdrop-filter: blur(16px) saturate(.9) !important;
    box-shadow: 0 -10px 24px rgb(0 0 0 / 12%) !important;
  }
}

@media (max-width: 620px) and (max-height: 520px) {
  .site-header .nav {
    height: 100dvh !important;
    max-height: 100dvh !important;
    border-radius: 18px 18px 0 0 !important;
  }
}

/* Mobile navigation viewport containing-block fix — 20260820-v6
   The sticky header uses backdrop-filter, which can become the containing block
   for fixed descendants in Chromium. A bottom:0 mobile sheet then anchors to
   the header instead of the viewport and is pushed almost entirely above the
   screen. Remove those containing-block triggers while the menu is open. */
@media (max-width: 620px) {
  html body .site-header:has(#primary-menu.nav.is-open) {
    -webkit-backdrop-filter: none !important;
    backdrop-filter: none !important;
    filter: none !important;
    transform: none !important;
    perspective: none !important;
    contain: none !important;
    will-change: auto !important;
  }

  html body .site-header:has(#primary-menu.nav.is-open) .header-inner {
    -webkit-backdrop-filter: none !important;
    backdrop-filter: none !important;
    filter: none !important;
    transform: none !important;
    perspective: none !important;
    contain: none !important;
    will-change: auto !important;
  }

  html body .site-header #primary-menu.nav.is-open {
    position: fixed !important;
    inset: auto 0 0 0 !important;
    top: auto !important;
    right: 0 !important;
    bottom: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    max-width: 100vw !important;
    height: min(92svh, 780px) !important;
    max-height: min(92svh, 780px) !important;
    margin: 0 !important;
    transform: none !important;
    animation: none !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    overscroll-behavior: contain !important;
    scroll-behavior: auto !important;
    contain: none !important;
  }

  html body .site-header #primary-menu.nav.is-open > .sheetzer-mobile-nav-head {
    top: 0 !important;
    margin-top: -4px !important;
  }

  html body .site-header #primary-menu.nav.is-open > .sheetzer-mobile-nav-footer {
    position: static !important;
    inset: auto !important;
    bottom: auto !important;
    margin: 2px -12px calc(-12px - env(safe-area-inset-bottom, 0px)) !important;
  }
}

/* Mobile/responsive nav text layout repair — 20260820-v7
   React leaves the original plain-text child inside each nav item. When the
   decorated card was a two-column CSS grid, that invisible text node still
   occupied column 2, pushing .sheetzer-nav-copy into the narrow icon column.
   This is why labels such as Convert / Online editor / Plans were ellipsized.
   Use flex for decorated cards so the zero-size legacy text consumes no track. */
@media (max-width: 1480px) {
  html body .site-header #primary-menu.nav.is-open > a[data-sheetzer-nav-item],
  html body .site-header #primary-menu.nav.is-open > button[data-sheetzer-nav-item] {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: flex-start !important;
    min-width: 0 !important;
  }

  html body .site-header #primary-menu.nav.is-open > a[data-sheetzer-nav-item] > .sheetzer-nav-icon,
  html body .site-header #primary-menu.nav.is-open > button[data-sheetzer-nav-item] > .sheetzer-nav-icon {
    flex: 0 0 auto !important;
  }

  html body .site-header #primary-menu.nav.is-open > a[data-sheetzer-nav-item] > .sheetzer-nav-copy,
  html body .site-header #primary-menu.nav.is-open > button[data-sheetzer-nav-item] > .sheetzer-nav-copy {
    display: flex !important;
    flex: 1 1 auto !important;
    width: auto !important;
    max-width: none !important;
    min-width: 0 !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: flex-start !important;
  }

  html body .site-header #primary-menu.nav.is-open .sheetzer-nav-copy > strong {
    display: block !important;
    width: 100% !important;
    max-width: none !important;
    overflow: visible !important;
    text-overflow: clip !important;
    white-space: normal !important;
    overflow-wrap: normal !important;
    word-break: normal !important;
  }

  html body .site-header #primary-menu.nav.is-open [data-sheetzer-nav-primary="1"] .sheetzer-nav-copy > small {
    width: 100% !important;
    max-width: none !important;
    text-overflow: clip !important;
  }

  html body .site-header #primary-menu.nav.is-open > .nav-admin-login {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: flex-start !important;
    min-width: 0 !important;
  }

  html body .site-header #primary-menu.nav.is-open > .nav-admin-login > .sheetzer-account-avatar {
    flex: 0 0 auto !important;
  }

  html body .site-header #primary-menu.nav.is-open > .nav-admin-login > .sheetzer-account-copy {
    display: flex !important;
    flex: 1 1 auto !important;
    width: auto !important;
    max-width: none !important;
    min-width: 0 !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: flex-start !important;
  }

  html body .site-header #primary-menu.nav.is-open .sheetzer-account-copy > strong,
  html body .site-header #primary-menu.nav.is-open .sheetzer-account-copy > span {
    width: 100% !important;
    max-width: none !important;
    overflow: visible !important;
    text-overflow: clip !important;
    white-space: normal !important;
    overflow-wrap: anywhere !important;
  }
}

@media (max-width: 620px) {
  html body .site-header #primary-menu.nav.is-open > [data-sheetzer-nav-primary="1"] {
    padding-right: 10px !important;
  }

  html body .site-header #primary-menu.nav.is-open > [data-sheetzer-nav-primary="1"] .sheetzer-nav-copy > strong {
    font-size: 13px !important;
    line-height: 1.16 !important;
  }

  html body .site-header #primary-menu.nav.is-open > a[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) .sheetzer-nav-copy > strong,
  html body .site-header #primary-menu.nav.is-open > button[data-sheetzer-nav-item]:not([data-sheetzer-nav-primary="1"]) .sheetzer-nav-copy > strong {
    font-size: 12px !important;
    line-height: 1.18 !important;
  }

  html body .site-header #primary-menu.nav.is-open .sheetzer-mobile-quota-copy > strong {
    overflow: visible !important;
    text-overflow: clip !important;
    white-space: normal !important;
  }
}