/* Facebook uses the existing site's stylesheet and brand assets. */
body.fb-unified{background:var(--bg);color:var(--text);font-family:Tahoma,'Noto Sans Thai',sans-serif;line-height:1.7}
.fb-unified>header{max-width:1180px;margin:24px auto 0;padding:18px 24px;border:1px solid var(--line);border-radius:16px;background:var(--surface);box-shadow:none;flex-wrap:wrap;position:relative;top:auto}
.fb-unified>header .brand{display:flex;align-items:center;gap:10px;letter-spacing:0;font-size:14px;white-space:nowrap}
.fb-unified>header .brand b{font-size:14px;line-height:1.7}
.fb-unified>header .brand img{width:27px;height:27px}
.fb-unified>header nav{display:flex;flex-wrap:wrap;align-items:center;gap:16px;font-size:12px}
.fb-unified>header nav a{color:var(--muted);font-size:12px;font-weight:600;padding:7px 0;border-bottom:2px solid transparent}
.fb-unified>header nav a.active,.fb-unified>header nav a[aria-current=page]{color:var(--cyan);border-bottom-color:var(--cyan)}
.fb-unified>header nav a:hover{color:var(--cyan)}
.fb-unified>main{max-width:1100px;margin:auto;padding:0 28px}
.fb-unified .workspace-top{margin:36px 0 24px}
.fb-unified .workspace-top h1{font-size:30px;line-height:1.5;letter-spacing:0;margin:0;color:var(--text)}
.fb-unified .workspace-top .secondary{margin:0;white-space:nowrap}
.fb-unified .fb-page-intro{border-bottom:1px solid var(--line);margin:0 0 28px;padding-bottom:16px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.fb-unified .fb-page-intro p{margin:0;color:var(--muted);font-size:13px}
.fb-unified .fb-test-badge{font-size:10px;padding:3px 9px;border:1px solid var(--line);border-radius:6px;color:var(--violet);white-space:nowrap}
.fb-unified .fb-summary{border:0;padding:0;margin:0 0 32px}
.fb-unified .fb-summary h2{font-size:18px;color:var(--text);margin:0 0 22px}
.fb-unified .fb-summary .overview-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.fb-unified .fb-summary .overview-card{border:1px solid var(--line);border-radius:16px;background:var(--surface);padding:22px 20px;min-height:175px}
.fb-unified .fb-summary .overview-card>b{font-size:24px;line-height:1.5;color:var(--text);margin:18px 0 12px;overflow-wrap:anywhere}
.fb-unified .fb-summary .overview-card:last-child>b{font-size:14px;line-height:1.7;min-height:36px;margin-top:22px}
.fb-unified .fb-summary .overview-card small{font-size:11px;color:var(--muted)}
.fb-unified .fb-summary .metric-label{font-size:11px;color:var(--muted)}
.fb-unified .workspace-heading{display:flex;align-items:center;flex-direction:column;text-align:center;gap:14px;margin:40px 0 22px}
.fb-unified .workspace-heading h2{font-size:21px;color:var(--text)}
.fb-unified .workspace-heading p{color:var(--muted);font-size:13px}
.fb-unified #fb-quota{display:block;align-self:stretch;text-align:left;border:1px solid var(--line);border-radius:8px;padding:10px 14px;margin:4px 0 0;font-size:12px;color:var(--text);background:var(--surface)}
.fb-unified .layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:22px;margin-bottom:24px}
.fb-unified .editor,.fb-unified .status-card{border:1px solid var(--line);background:var(--surface);border-radius:16px;padding:26px;min-width:0}
.fb-unified .editor .drop{display:flex;flex-direction:column;min-height:260px;padding:32px 20px;border:1px dashed #626077;border-radius:12px;background:transparent;gap:12px}
.fb-unified .drop:hover,.fb-unified .drop.over{background:#53e9f508;border-color:var(--cyan)}
.fb-unified .drop .upload-icon{color:var(--cyan);background:transparent;font-size:32px}
.fb-unified .drop .pick{background:var(--cyan);color:#10232a;border-radius:8px;padding:9px 20px;font-size:13px;font-weight:700}
.fb-unified .drop strong{font-size:20px;color:var(--text)}
.fb-unified .drop>span:not(.upload-icon):not(.pick){color:var(--muted);font-size:12px}
.fb-unified .primary{background:var(--cyan);color:#10232a;border:0;border-radius:8px;font-weight:700;font-size:14px;min-height:46px}
.fb-unified .primary:hover:not(:disabled){background:#9af3fa}
.fb-unified .secondary{background:transparent;color:var(--text);border:1px solid #55556d;border-radius:8px}
.fb-unified .secondary:hover{background:#252536;border-color:var(--violet)}
.fb-unified .field{font-size:13px;color:var(--text)}
.fb-unified select{background:var(--bg);border:1px solid var(--line);color:var(--text);font-size:13px;border-radius:8px}
.fb-unified .mode-note,.fb-unified .note,.fb-unified .footnote,.fb-unified #fb-result-info{color:var(--muted);font-size:12px}
.fb-unified .status-heading h2{font-size:15px;color:var(--text)}
.fb-unified .dot{background:var(--cyan)}
.fb-unified #fb-status{color:var(--text);font-size:13px}
.fb-unified progress{accent-color:var(--cyan)}
.fb-unified .progress-meta,.fb-unified ol{color:var(--muted)}
.fb-unified li::marker{color:var(--cyan)}
.fb-unified .note b,.fb-unified #fb-result>strong{color:var(--text)}
.fb-unified .login{background:var(--surface);border-color:var(--line);border-radius:16px}
.fb-unified #fb-source .metrics{display:none}
.fb-unified .footnote{border-color:var(--line);line-height:1.9}
.fb-unified>footer{max-width:1044px;padding:22px 0;border-color:var(--line);color:var(--muted);font-size:11px}
.fb-unified #fb-download{color:#10232a}
@media(max-width:1100px){.fb-unified>header{margin:18px 20px 0;gap:14px}.fb-unified>header nav{gap:14px}}
@media(max-width:760px){.fb-unified>header{flex-direction:column;align-items:flex-start;margin:16px 16px 0;padding:18px}.fb-unified>header nav{width:100%;gap:8px 17px}.fb-unified>header nav a{font-size:11px}.fb-unified>main{padding:0 20px}.fb-unified .workspace-top{margin-top:28px;gap:14px}.fb-unified .workspace-top h1{font-size:26px}.fb-unified .fb-page-intro{align-items:flex-start}.fb-unified .fb-summary .overview-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.fb-unified .fb-summary .overview-card{padding:18px 14px;min-height:150px}.fb-unified .fb-summary .overview-card>b{font-size:19px}.fb-unified .layout{grid-template-columns:1fr}.fb-unified .editor,.fb-unified .status-card{padding:20px}.fb-unified>footer{padding:22px 20px}.fb-unified .workspace-heading{margin-top:30px}}
@media(prefers-reduced-motion:reduce){.fb-unified *{animation:none!important;transition:none!important}}