:root{--bg: #f6f7f9;--panel: #ffffff;--ink: #1a2230;--muted: #64708a;--line: #e4e8ef;--brand: #0f766e;--brand-ink: #0b5a54;--brand-soft: #e6f4f2;--accent: #d97706;--danger: #c0392b;--ok: #15803d;--radius: 12px;--shadow: 0 1px 3px rgba(20,30,50,.06), 0 8px 24px rgba(20,30,50,.05);font-family:Arial,Helvetica,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}a{color:var(--brand)}.app{min-height:100vh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;gap:14px;padding:12px 22px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.logo{display:flex;align-items:baseline;gap:8px}.logo b{font-size:19px;letter-spacing:.5px;color:var(--brand-ink)}.logo span{color:var(--muted);font-size:13px}.badge{margin-left:auto;font-size:12px;color:var(--muted);display:flex;align-items:center;gap:8px}.dot{width:9px;height:9px;border-radius:50%;background:#cbd3e0}.dot.ready{background:var(--ok);box-shadow:0 0 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