.gt20g{--red:#C8102E;max-width:560px;margin:0 auto;font-family:inherit;color:#15161a}
.gt20g *{box-sizing:border-box}
.gt20g .g-card{background:#fff;border:1px solid #e6e6ea;border-radius:14px;padding:22px;text-align:center}
.gt20g .g-login h2{margin:0 0 6px}
.gt20g .g-login form{display:flex;gap:8px;margin-top:12px}
.gt20g input,.gt20g select{width:100%;padding:12px;border:1px solid #d6d6dc;border-radius:10px;font-size:16px;font-family:inherit;background:#fff;color:#15161a}
.gt20g .g-btn{appearance:none;border:0;background:var(--red);color:#fff;font-weight:700;font-size:16px;padding:12px 18px;border-radius:10px;cursor:pointer;font-family:inherit;white-space:nowrap}
.gt20g .g-btn.ghost{background:#fff;color:#15161a;margin-top:16px;min-width:160px}
.gt20g .g-err{color:#9b1c1c;background:#fde8e8;border-radius:8px;padding:10px;margin-top:12px;font-size:14px}
.gt20g .g-top{display:grid;gap:8px;margin-bottom:10px}
.gt20g .g-stats{background:#111;color:#fff;border-radius:10px;padding:10px 12px;font-weight:700;text-align:center}
.gt20g .g-reader{width:100%;min-height:260px;background:#000;border-radius:14px;overflow:hidden}
.gt20g .g-reader video{width:100% !important;height:auto !important}
.gt20g .g-manual{display:flex;gap:8px;margin-top:10px}
.gt20g .g-foot{text-align:center;margin-top:14px}
.gt20g .g-link{background:none;border:0;color:#666;text-decoration:underline;cursor:pointer;font-family:inherit}
.gt20g .g-res{position:fixed;inset:0;z-index:99999;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.55);padding:16px}
.gt20g .g-res[hidden]{display:none}
.gt20g .g-res-in{width:100%;max-width:480px;border-radius:18px;padding:28px 20px;text-align:center;color:#fff}
.gt20g .g-res-in.ok{background:#13804a}.gt20g .g-res-in.bad{background:#b3121f}.gt20g .g-res-in.warn{background:#b86e00}
.gt20g .g-res-t{font-size:34px;font-weight:900;letter-spacing:.5px}
.gt20g .g-res-type{display:inline-block;margin:12px 0 6px;padding:6px 14px;border-radius:999px;font-weight:800;border:2px solid rgba(255,255,255,.7)}
.gt20g .g-res-m{font-size:17px;margin:8px 0}
.gt20g .g-res-d{font-size:14px;opacity:.9}
.gt20g .g-nums{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:16px}
.gt20g .g-nums button{appearance:none;border:0;border-radius:10px;padding:14px 0;font-size:20px;font-weight:800;background:#fff;color:#15161a;cursor:pointer}