/* HighNode website assistant. Uses the site's colour tokens, with fallbacks so it also works on its own. */
#hn-assist{--a-night:var(--night,#0B1020);--a-surface:var(--night-surface,#121A30);--a-line:var(--night-line,#26304D);--a-text:var(--night-text,#EEF1FA);--a-text2:var(--night-text-2,#B4BBD3);--a-cobalt:var(--cobalt,#3D5AFE);--a-cobalt-deep:var(--cobalt-deep,#2F48E0);--a-ink:var(--ink,#0E1430);--a-ink2:var(--ink-2,#3F4766);--a-muted:var(--muted,#5C6483);--a-paper:var(--paper,#F5F6FA);--a-line-l:var(--line,#E2E5EE);--a-tint:var(--surface-tint,#EEF0FF);
  position:fixed;right:20px;bottom:20px;z-index:90;font-family:var(--f-sans,system-ui,sans-serif);font-size:15px;line-height:1.5;color:var(--a-ink)}
#hn-assist[hidden]{display:none}
#hn-assist *,#hn-assist *::before,#hn-assist *::after{box-sizing:border-box}
#hn-assist .hna-vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
#hn-assist div,#hn-assist p,#hn-assist form,#hn-assist h2{margin:0;padding:0}
#hn-assist button{font:inherit;cursor:pointer;margin:0}
#hn-assist :focus-visible{outline:2px solid var(--a-cobalt);outline-offset:2px;border-radius:6px}

/* Launcher */
#hn-assist .hna-launch{display:flex;align-items:center;justify-content:center;gap:9px;height:46px;padding:0 18px 0 14px;border-radius:23px;border:1px solid rgba(124,143,255,.35);background:var(--a-night);color:var(--a-text);font-weight:600;font-size:14.5px;box-shadow:0 10px 30px rgba(11,16,32,.28),0 2px 6px rgba(11,16,32,.2);transition:transform .15s ease,background .15s ease}
#hn-assist .hna-launch svg{color:#7C8FFF;flex:none}
#hn-assist .hna-launch:hover{background:#151E3A;transform:translateY(-1px)}
#hn-assist.is-open .hna-launch{display:none}

/* Panel */
#hn-assist .hna-panel{position:absolute;right:0;bottom:0;width:360px;height:min(540px,calc(100vh - 100px));display:flex;flex-direction:column;background:#fff;border:1px solid var(--a-line-l);border-radius:14px;box-shadow:0 24px 60px rgba(11,16,32,.28),0 4px 12px rgba(11,16,32,.12);overflow:hidden}
#hn-assist .hna-panel[hidden]{display:none}
#hn-assist .hna-head{display:flex;align-items:center;gap:12px;padding:14px 12px 14px 16px;background:var(--a-night);color:var(--a-text)}
#hn-assist .hna-av{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--a-surface);border:1px solid var(--a-line);flex:none}
#hn-assist .hna-id{flex:1;min-width:0}
#hn-assist .hna-t{margin:0;font-family:var(--f-display,inherit);font-size:16px;line-height:22px;font-weight:600;color:var(--a-text);letter-spacing:0}
#hn-assist .hna-sub{margin:0;font-size:12.5px;line-height:18px;color:var(--a-text2)}
#hn-assist .hna-x{display:grid;place-items:center;width:36px;height:36px;border-radius:8px;border:0;background:transparent;color:var(--a-text2)}
#hn-assist .hna-x:hover{background:var(--a-surface);color:var(--a-text)}

#hn-assist .hna-log{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:var(--a-paper);overscroll-behavior:contain}
#hn-assist .hna-log:focus{outline:none}
#hn-assist .hna-msg{max-width:88%;padding:10px 14px;border-radius:12px;word-wrap:break-word}
#hn-assist .hna-msg p,#hn-assist .hna-msg ul,#hn-assist .hna-msg ol{margin:0 0 8px}
#hn-assist .hna-msg>:last-child{margin-bottom:0}
#hn-assist .hna-msg ul,#hn-assist .hna-msg ol{padding-left:20px}
#hn-assist .hna-msg li{margin:2px 0}
#hn-assist .hna-b{align-self:flex-start;background:#fff;border:1px solid var(--a-line-l);border-bottom-left-radius:4px;color:var(--a-ink2)}
#hn-assist .hna-b b,#hn-assist .hna-b strong{color:var(--a-ink)}
#hn-assist .hna-b a{color:var(--a-cobalt-deep);text-decoration:underline;text-underline-offset:2px}
#hn-assist .hna-u{align-self:flex-end;background:var(--a-cobalt);color:#fff;border-bottom-right-radius:4px;white-space:pre-wrap}
#hn-assist .hna-src{margin:8px 0 0;padding-top:8px;border-top:1px solid var(--a-line-l);font-size:13px}
#hn-assist .hna-src a{text-decoration:none!important;font-weight:500}
#hn-assist .hna-src a:hover{text-decoration:underline!important}

#hn-assist .hna-chips{display:flex;flex-wrap:wrap;gap:6px;align-self:flex-start;max-width:100%}
#hn-assist .hna-chip{padding:6px 12px;border-radius:16px;border:1px solid #C9CFF9;background:var(--a-tint);color:var(--a-cobalt-deep);font-size:13.5px;line-height:20px;text-align:left}
#hn-assist .hna-chip:hover{background:#E1E5FF;border-color:var(--a-cobalt)}

#hn-assist .hna-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
#hn-assist .hna-act{display:inline-flex;align-items:center;min-height:36px;padding:0 14px;border-radius:8px;border:1px solid var(--a-line-l);background:#fff;color:var(--a-ink)!important;font-size:13.5px;font-weight:600;text-decoration:none!important}
#hn-assist .hna-act:hover{border-color:var(--a-cobalt)}
#hn-assist .hna-act-primary{background:var(--a-cobalt);border-color:var(--a-cobalt);color:#fff!important}
#hn-assist .hna-act-primary:hover{background:var(--a-cobalt-deep)}

#hn-assist .hna-typing{display:flex;gap:4px;align-items:center;padding:14px}
#hn-assist .hna-typing span:not(.hna-vh){width:7px;height:7px;border-radius:50%;background:#8C93AD;animation:hna-dot 1.2s infinite ease-in-out}
#hn-assist .hna-typing span:nth-child(2){animation-delay:.15s}
#hn-assist .hna-typing span:nth-child(3){animation-delay:.3s}
@keyframes hna-dot{0%,80%,100%{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}

#hn-assist .hna-form{display:flex;align-items:flex-end;gap:8px;padding:12px;border-top:1px solid var(--a-line-l);background:#fff}
#hn-assist .hna-form textarea{flex:1;min-height:44px;max-height:120px;resize:none;padding:11px 12px;border:1px solid #C5CADB;border-radius:10px;font:inherit;font-size:15px;line-height:20px;color:var(--a-ink);background:#fff}
#hn-assist .hna-form textarea::placeholder{color:#7A819C}
#hn-assist .hna-form textarea:focus{outline:2px solid var(--a-cobalt);outline-offset:0;border-color:transparent}
#hn-assist .hna-send{display:grid;place-items:center;width:44px;height:44px;flex:none;border-radius:10px;border:0;background:var(--a-cobalt);color:#fff}
#hn-assist .hna-send:hover{background:var(--a-cobalt-deep)}
#hn-assist .hna-send:disabled{opacity:.5;cursor:default}
#hn-assist .hna-foot{margin:0;padding:0 12px 10px;background:#fff;font-size:12px;line-height:17px;color:var(--a-muted)}
#hn-assist .hna-foot a{color:var(--a-cobalt-deep);text-decoration:underline}

@media (max-width:719px){
  #hn-assist{right:16px;bottom:16px}
  #hn-assist .hna-launch{width:48px;height:48px;padding:0;border-radius:50%}
  #hn-assist .hna-launch span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  #hn-assist.is-open{inset:0;right:0;bottom:0}
  #hn-assist .hna-panel{position:fixed;inset:0;width:auto;height:100%;height:100dvh;border-radius:0;border:0}
}
@media (prefers-reduced-motion:reduce){.hna-launch,.hna-typing span{transition:none;animation:none}}
@media print{#hn-assist{display:none}}