.hvda-panel{position:fixed;z-index:999999;top:18px;right:18px;width:min(390px,calc(100vw - 28px));background:#fff;color:#17202a;border:1px solid #d7dde5;border-left:5px solid #d93025;border-radius:12px;box-shadow:0 12px 40px rgba(0,0,0,.22);font-family:Arial,Helvetica,sans-serif;padding:14px;opacity:0;visibility:hidden;transform:translateY(-12px);transition:opacity .22s ease,transform .22s ease,visibility .22s;box-sizing:border-box}
.hvda-panel *{box-sizing:border-box}
.hvda-panel.hvda-visible{opacity:1;visibility:visible;transform:translateY(0)}
.hvda-panel.hvda-critical{border-left-color:#8b0000;box-shadow:0 12px 42px rgba(139,0,0,.28)}
.hvda-top{display:flex;align-items:center;gap:8px;border-bottom:1px solid #e8ebef;padding-bottom:10px}
.hvda-brand{font-size:12px;letter-spacing:.5px;font-weight:800}
.hvda-label{font-size:10px;font-weight:800;background:#c62828;color:#fff;border-radius:4px;padding:5px 7px}
.hvda-close{margin-left:auto;border:0;background:transparent;color:#555;font-size:24px;line-height:1;cursor:pointer;padding:0 3px}
.hvda-body{display:flex;gap:12px;padding:14px 0 10px;align-items:flex-start}
.hvda-icon{flex:0 0 38px;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#fff0ef;color:#c62828;font-size:23px;font-weight:900}
.hvda-critical .hvda-icon{background:#8b0000;color:#fff}
.hvda-content{min-width:0}
.hvda-title{font-size:16px;line-height:1.35;margin:0 0 6px;font-weight:800;color:#18212b}
.hvda-description{font-size:13px;line-height:1.45;margin:0 0 8px;color:#46515d}
.hvda-meta{font-size:10px;line-height:1.4;color:#707b86}
.hvda-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;border-top:1px solid #e8ebef;padding-top:10px}
.hvda-link,.hvda-sound{font-size:12px;font-weight:700;border-radius:6px;padding:8px 10px;text-decoration:none;cursor:pointer}
.hvda-link{background:#202a35;color:#fff}
.hvda-link:hover{color:#fff;filter:brightness(1.12)}
.hvda-sound{background:#f1f3f5;color:#27313b;border:1px solid #d9dfe5}
.hvda-sound:disabled{opacity:.7;cursor:default}
@media(max-width:600px){.hvda-panel{top:10px;right:10px;width:calc(100vw - 20px);padding:12px}.hvda-title{font-size:15px}}
@media(prefers-reduced-motion:reduce){.hvda-panel{transition:none}}

.hvda-sound-prompt{position:fixed;z-index:999998;right:18px;bottom:18px;border:1px solid #cbd3dc;border-radius:999px;background:#202a35;color:#fff;padding:10px 14px;font:700 12px Arial,Helvetica,sans-serif;box-shadow:0 4px 16px rgba(0,0,0,.18);cursor:pointer}
.hvda-sound-prompt:hover{filter:brightness(1.15)}
.hvda-sound-prompt.hvda-sound-on{background:#247a46}
@media(max-width:600px){.hvda-sound-prompt{right:12px;bottom:12px}}