/* Shared product foundations. Keep reading content and map overlays in their own layouts. */
:root{--surface:#fff;--surface-subtle:#f3f7f8;--ink:#203c49;--muted:#6a7e88;--line:#dfe7eb;--paper:#f5f7f9;--green:#175b6f;--accent:#175b6f;--accent-soft:#eaf3f5;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-6:24px;--space-8:32px;--shadow-panel:0 3px 14px #203c4905;--shadow-dialog:0 20px 80px #132f4033}
body{font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:var(--paper)}
.inner-page>h1,.admin-heading h1{font-size:clamp(26px,3vw,32px);font-weight:700;letter-spacing:-.02em}
.panel{border-color:var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-panel)}
:where(button,.button){font-weight:550;line-height:1.5;transition:background-color .15s,border-color .15s}
button.secondary,.button.secondary{background:var(--surface);border:1px solid var(--line);color:var(--ink)}
button.secondary:hover,.button.secondary:hover{filter:brightness(.97);text-decoration:none}
button:disabled,.button[aria-disabled=true]{cursor:not-allowed}
:where(input,select,textarea):focus-visible{outline:3px solid #175b6f24;outline-offset:1px;border-color:#6c9eaf}
:where(input[type=checkbox],input[type=radio],input[type=range]){accent-color:var(--accent)}
:where(dialog){color:var(--ink);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-dialog);max-width:calc(100vw - 24px);max-height:calc(100dvh - 32px)}
:where(dialog)::backdrop{background:#102c3c80;backdrop-filter:blur(3px)}
/* Site header rules must not give embedded dialog headers a fixed 96px height. */
dialog header{height:auto;min-height:0;padding:16px 20px;gap:16px;background:var(--surface);border-bottom:1px solid var(--line)}
dialog header h2{font-size:19px;line-height:1.4;margin:0}
:where(.admin-page,.community-page,.flight-library,.business-page-heading) :where(button,.button){min-height:42px;border-radius:var(--radius-sm);font-size:14px}
.business-page-heading{margin:0 0 24px;min-width:0}.business-title-row{display:flex;align-items:center;justify-content:space-between;gap:20px}.business-title-block{min-width:0}.business-context{margin:0 0 6px;color:var(--accent);font-size:12px;font-weight:650;letter-spacing:.04em}.business-title-block h1{margin:0;font-size:clamp(26px,3vw,32px);line-height:1.35;letter-spacing:-.02em;font-weight:700;overflow-wrap:anywhere}.business-description{margin:8px 0 0;color:var(--muted);font-size:14px;line-height:1.7;max-width:780px}.business-badge{display:inline-flex;align-items:center;gap:6px;flex-shrink:0;border:1px solid #d5e5e9;background:var(--accent-soft);color:var(--accent);border-radius:20px;font-size:12px;font-weight:550;padding:5px 10px;white-space:nowrap}.business-nav{display:flex;gap:6px;margin:20px 0 0;padding:5px;border:1px solid var(--line);border-radius:var(--radius-md);background:#edf2f4;max-width:640px}.business-nav a{flex:1;display:flex;justify-content:center;align-items:center;padding:9px 12px;min-height:42px;white-space:nowrap;border-radius:var(--radius-sm);color:var(--muted);font-size:14px;text-decoration:none;font-weight:550}.business-nav a:hover{background:#ffffff80;color:var(--accent)}.business-nav a:last-child{border:0;padding:9px 12px;border-radius:var(--radius-sm)}.business-nav a[aria-current=page]{background:var(--surface);color:var(--accent);box-shadow:0 1px 5px #183d4910;font-weight:700}.business-back{display:inline-block;margin:0 0 14px;color:var(--muted);font-size:13px}.business-page-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.business-page-actions button{min-height:40px;padding:8px 12px;font-size:13px}.business-disclosure{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);margin-bottom:20px;overflow:hidden}.business-disclosure>summary{padding:14px 18px;font-size:14px;font-weight:650;color:var(--accent);cursor:pointer}.business-disclosure[open]>summary{border-bottom:1px solid var(--line)}.business-more{position:relative}.business-more>summary{list-style:none;cursor:pointer;border:1px solid var(--line);border-radius:8px;background:#fff;min-height:40px;padding:8px 12px;font-size:13px;color:var(--muted)}.business-more>summary::-webkit-details-marker{display:none}.business-more>div{position:absolute;right:0;top:calc(100% + 6px);min-width:180px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px;box-shadow:var(--shadow-dialog);z-index:65;display:grid;gap:6px}.business-more button[data-close]{color:#b3453f;background:#fff4f2}.business-code{font-variant-numeric:tabular-nums;font-family:ui-monospace,monospace;overflow-wrap:anywhere}
@media(max-width:760px){.business-page-heading{margin-bottom:20px}.business-title-row{align-items:flex-start;gap:12px;flex-wrap:wrap}.business-title-block h1{font-size:24px}.business-description{font-size:13px}.business-nav{width:100%;max-width:none;gap:2px;padding:4px;margin-top:16px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.business-nav::-webkit-scrollbar{display:none}.business-nav a,.business-nav a:last-child{font-size:13px;padding:9px 8px;min-height:40px;flex:0 0 auto}.business-page-actions{gap:8px}.business-more>div{right:0;left:auto}dialog header{padding:14px 16px}}
@media(max-width:768px){
 :where(dialog:not(.image-viewer)){position:fixed!important;bottom:0!important;left:0!important;right:0!important;top:auto!important;margin:0!important;width:100vw!important;max-width:100vw!important;max-height:88dvh!important;border-radius:18px 18px 0 0!important;border:0!important;border-top:1px solid var(--line)!important;box-shadow:0 -10px 40px rgba(16,41,53,0.25)!important}
 :where(dialog:not(.image-viewer))::before{content:'';display:block;width:38px;height:4px;border-radius:2px;background:#cbd5e1;margin:8px auto 14px}
 :where(button,.button){-webkit-tap-highlight-color:transparent}
 :where(button,.button):active{transform:scale(0.98)}
}
@media(prefers-reduced-motion:reduce){:where(button,.button){transition:none}}