/* Nigel — the site guide. One copy, loaded by every page alongside nigel.js.
   Previously duplicated: site.css (six pages) plus separate inline blocks in
   home.html and value.html, which never received the composer styles at all. */

/* Nigel: N-mark FAB + chat panel */
.nigel-fab{position:fixed;right:clamp(16px,3vw,30px);bottom:clamp(16px,3vw,30px);z-index:60;
  width:56px;height:56px;border-radius:50%;border:none;cursor:pointer;background:var(--iris);color:#fff;
  box-shadow:0 14px 34px -12px rgba(95,61,220,.62);display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-weight:600;font-size:23px;letter-spacing:.02em;
  opacity:0;transform:translateY(14px) scale(.88);pointer-events:none;
  transition:opacity var(--anim-dur) var(--anim-ease), transform var(--anim-dur) var(--anim-ease), box-shadow .2s ease}
.nigel-fab.show{opacity:1;transform:none;pointer-events:auto}
.nigel-fab.show:hover{transform:translateY(-3px);box-shadow:0 18px 40px -12px rgba(95,61,220,.7)}
.nigel{position:fixed;right:clamp(16px,3vw,30px);bottom:clamp(16px,3vw,30px);z-index:61;width:344px;max-width:calc(100vw - 32px);
  background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 30px 70px -28px rgba(23,22,29,.5);
  display:flex;flex-direction:column;overflow:hidden;opacity:0;transform:translateY(16px) scale(.96);pointer-events:none;
  transition:opacity var(--anim-dur) var(--anim-ease), transform var(--anim-dur) var(--anim-ease)}
.nigel.open{opacity:1;transform:none;pointer-events:auto}
.nigel-head{display:flex;align-items:center;gap:11px;padding:13px 15px;border-bottom:1px solid var(--line);background:var(--paper)}
.nigel-av{width:34px;height:34px;border-radius:50%;background:linear-gradient(140deg,var(--iris),#8b6dff);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:15px;flex:none}
.nigel-id b{font-size:14px;display:block;line-height:1.1}
.nigel-id span{font-size:11px;color:var(--ink-3)}
.nigel-status{margin-left:auto;display:inline-flex;align-items:center;gap:6px;font-size:11px;color:var(--good);font-family:var(--mono)}
.nigel-status i{width:6px;height:6px;border-radius:50%;background:var(--good)}
.nigel-x{background:none;border:none;cursor:pointer;color:var(--ink-3);font-size:20px;line-height:1;padding:0 2px}
.nigel-body{padding:16px 15px;display:flex;flex-direction:column;gap:14px;
  min-height:170px;max-height:320px;overflow-y:auto}

/* A turn: a small mono label, then the bubble. The label is what makes a
   transcript readable at a glance; colour alone does not survive a screenshot,
   a colour-blind reader, or a narrow column. */
.turn{display:flex;flex-direction:column;gap:4px;max-width:86%}
.turn.them{align-self:flex-start;align-items:flex-start}
.turn.you{align-self:flex-end;align-items:flex-end}
.turn-who{font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-3);font-weight:600;padding:0 3px}
.turn.you .turn-who{color:var(--iris)}

.msg{font-size:13.5px;line-height:1.5;padding:10px 13px;animation:msgIn .34s var(--anim-ease)}
/* Nigel: soft iris, tail bottom-left. */
.turn.them .msg{background:var(--iris-soft);color:var(--ink);border-radius:13px 13px 13px 4px}
/* The visitor: white card with a rule, tail bottom-right. Deliberately the
   quieter of the two, so the eye follows Nigel down the column. */
.turn.you .msg{background:#fff;color:var(--ink);border:1px solid var(--line);
  border-radius:13px 13px 4px 13px}

.typing{align-self:flex-start;display:inline-flex;gap:4px;padding:11px 13px;background:var(--iris-soft);border-radius:13px}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--iris);opacity:.5;animation:typingDot 1s infinite}
.typing i:nth-child(2){animation-delay:.15s}
.typing i:nth-child(3){animation-delay:.3s}
@keyframes typingDot{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:.9;transform:translateY(-3px)}}
@media (prefers-reduced-motion:reduce){ .typing i{animation:none} }

/* Composer */
.nigel-note{margin:0;padding:7px 14px;font-size:10.5px;line-height:1.4;color:var(--ink-3);text-align:center;border-top:1px solid var(--line);background:var(--paper)}
.nigel-foot{padding:10px 12px;border-top:1px solid var(--line);display:flex;gap:8px;
  align-items:center;background:var(--paper)}
.nigel-input{flex:1;min-width:0;border:1px solid var(--line);border-radius:9px;padding:9px 12px;
  font-family:var(--sans);font-size:13px;color:var(--ink);background:#fff;
  outline:none;-webkit-appearance:none;appearance:none;
  transition:border-color .18s ease, box-shadow .18s ease}
.nigel-input::placeholder{color:var(--ink-3)}
.nigel-input:focus{border-color:var(--iris);box-shadow:0 0 0 3px rgba(95,61,220,.13)}
.nigel-input:disabled{opacity:.55;cursor:not-allowed;background:var(--paper)}
.nigel-send{flex:none;width:34px;height:34px;border-radius:9px;border:none;cursor:pointer;
  background:var(--iris);color:#fff;font-size:15px;line-height:1;padding:0;
  display:flex;align-items:center;justify-content:center;
  transition:background .18s ease, transform .18s ease, opacity .18s ease}
.nigel-send:hover:not(:disabled){background:#5636c9;transform:translateY(-1px)}
.nigel-send:disabled{opacity:.38;cursor:not-allowed}