/* One shared breakpoint for navigation CSS and app.js. */
.site-header{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--border);font-family:inherit}
.site-header .nav-shell{position:relative;display:flex;align-items:center;flex-wrap:nowrap;width:calc(100% - 48px);max-width:1600px;min-height:76px;padding:0;gap:24px}
.site-header .brand{flex-shrink:0;white-space:nowrap}
.site-header .nav-toggle{display:none;margin-left:auto;padding:8px 12px;min-width:44px;min-height:44px}
.site-header .nav-links{display:flex;flex:1;align-self:stretch;align-items:center;gap:2px;min-width:0;padding:0}
.site-header .nav-links>a,.site-header .nav-group-toggle,.site-header .nav-account-actions a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px;border:0;border-radius:8px;background:transparent;color:var(--text);font-family:inherit;font-size:14px;font-weight:600;line-height:1.4;white-space:nowrap;text-decoration:none}
.site-header .nav-group-toggle{gap:8px;cursor:pointer}
.site-header .nav-help{display:inline-flex;margin:0;border:0;color:var(--muted)}
.site-header .nav-links>a:hover,.site-header .nav-group-toggle:hover,.site-header .nav-group-toggle[aria-expanded=true],.site-header .nav-group-toggle.is-active,.site-header .nav-links>[aria-current=page]{background:#edf4ef;color:var(--primary-dark)}
.site-header .nav-group{position:relative;display:flex;align-items:center;align-self:stretch;flex-shrink:0}
.nav-chevron{width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-2px) rotate(45deg);transition:transform .16s}
[aria-expanded=true]>.nav-chevron{transform:translateY(1px) rotate(225deg)}
.site-header .nav-dropdown{display:none;position:absolute;top:100%;left:0;width:860px;max-width:calc(100vw - 48px);max-height:calc(100dvh - 92px);overflow-y:auto;overscroll-behavior:contain;padding:20px;background:#fff;border:1px solid var(--border);border-top:2px solid var(--primary);border-radius:0 0 14px 14px;box-shadow:0 16px 36px #20382f1a}
.site-header .nav-group.is-open .nav-dropdown{display:block}
.nav-dropdown-heading{padding-bottom:12px;border-bottom:1px solid var(--border)}
.nav-dropdown-heading strong{font-size:18px;letter-spacing:-.02em}.nav-dropdown-heading p{font-size:14px;margin:4px 0 0}
.site-header .nav-tool-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;padding:12px 0}
.site-header .nav-tool-grid>a{display:flex;align-items:center;gap:9px;min-width:0;min-height:52px;padding:8px;border-radius:8px;font-size:14px;line-height:1.4}
.nav-tool-grid>a:hover,.nav-tool-grid>a:focus-visible{background:#edf4ef}.nav-tool-grid>a>span:nth-child(2){overflow-wrap:anywhere}
.nav-tool-icon{display:grid;place-items:center;flex:0 0 32px;width:32px;height:36px;border:1px solid #dae6da;border-radius:7px;background:#edf3ed;color:var(--primary);font-size:9px;font-weight:700}.nav-tool-arrow{display:none}
.site-header .nav-all-link{display:flex;justify-content:space-between;align-items:center;min-height:44px;padding:12px 0 0;border-top:1px solid var(--border);font-size:14px;font-weight:600;color:var(--primary)}
.site-header .nav-account-actions{display:flex;align-items:center;gap:4px;flex-shrink:0;margin:0 0 0 auto;padding:0;border:0}
.site-header .nav-account-actions .nav-signup{background:var(--primary);color:#fff;padding-inline:16px}.site-header .nav-account-actions .nav-signup:hover{background:var(--primary-dark)}
.usage-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;padding:16px;background:var(--surface);border:1px solid var(--border);border-radius:12px;margin:20px 0 10px;text-align:center}.usage-strip span{display:block;font-size:13px;color:var(--muted)}.usage-strip strong{display:block;font-size:16px;color:var(--text)}
.usage-note{text-align:center;font-size:14px;margin:10px 0}.usage-note a{color:var(--primary);text-decoration:underline}
.limits-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:28px 0}.limit-card{border:1px solid var(--border);border-radius:14px;padding:24px;background:var(--surface)}.limit-card strong{display:block;font-size:30px;color:var(--primary)}.limit-card h2{font-size:19px;margin:12px 0}.limit-card p{font-size:15px;margin:0}.limits-intro{max-width:720px}
@media(min-width:1120px) and (max-width:1279px){.site-header .nav-shell{gap:14px;width:calc(100% - 32px)}.site-header .brand{font-size:22px}.site-header .nav-links>a,.site-header .nav-group-toggle,.site-header .nav-account-actions a{padding-inline:7px}.site-header .nav-account-actions .nav-signup{padding-inline:12px}}
@media(max-width:1119px){
 .site-header .nav-shell{min-height:68px;width:calc(100% - 32px);flex-wrap:wrap;gap:0}
 .site-header .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
 .site-header .nav-links{display:none;flex-basis:100%;align-self:auto;max-height:calc(100dvh - 84px);overflow-y:auto;overscroll-behavior:contain}
 .site-header .nav-links.open{display:flex;flex-direction:column;align-items:stretch;gap:0;padding:8px 0 16px}
 .site-header .nav-group{display:block;position:static;align-self:stretch;border-bottom:1px solid var(--border)}
 .site-header .nav-group-toggle{width:100%;justify-content:space-between;min-height:48px;padding:12px;font-size:15px}
 .site-header .nav-links>a{justify-content:flex-start;min-height:46px;padding:12px;font-size:15px}
 .site-header .nav-dropdown{position:static;width:100%;max-width:none;max-height:none;overflow:visible;padding:12px;background:var(--surface);border:0;box-shadow:none;border-radius:10px}
 .nav-dropdown-heading p{display:none}.site-header .nav-tool-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:4px}.site-header .nav-tool-grid>a{min-height:52px;font-size:14px;padding:8px 4px}
 .site-header .nav-account-actions{margin:10px 0 0;padding:12px 0 0;border-top:1px solid var(--border);flex-wrap:wrap;gap:8px}.site-header .nav-account-actions a{flex:1;min-height:46px;font-size:14px}.limits-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:480px){.usage-strip{grid-template-columns:1fr;text-align:left;gap:8px}.usage-strip>div{display:flex;justify-content:space-between;gap:10px}.limits-grid{grid-template-columns:1fr}.site-header .brand-logo{width:34px;height:34px}}