/* ─────────────────────────────────────────────────────────────────────────
   Ask Broo — IA conversationnelle PotionLab
   Bouton flottant + modal de chat
   ───────────────────────────────────────────────────────────────────────── */

:root{
  --broo-grad:linear-gradient(135deg,#FF00BF,#FD7601);
  --broo-grad-soft:linear-gradient(135deg,rgba(255,0,191,.08),rgba(253,118,1,.08));
  --broo-text:#1a1a1a;
  --broo-text2:#666;
  --broo-bg:#fff;
  --broo-bg-msg:#f4f4f7;
  --broo-border:rgba(0,0,0,.08);
}

/* Bouton flottant */
.broo-fab{
  position:fixed;bottom:24px;right:24px;width:60px;height:60px;border-radius:50%;
  background:var(--broo-grad);border:none;cursor:pointer;z-index:9998;
  box-shadow:0 10px 30px rgba(255,0,191,.35),0 4px 12px rgba(0,0,0,.12);
  display:flex;align-items:center;justify-content:center;color:#fff;
  transition:transform .25s,box-shadow .25s;font-family:inherit;
}
.broo-fab:hover{transform:scale(1.08) translateY(-2px);box-shadow:0 14px 36px rgba(255,0,191,.45),0 6px 16px rgba(0,0,0,.18)}
.broo-fab svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.broo-fab-pulse::after{
  content:'';position:absolute;inset:0;border-radius:50%;background:var(--broo-grad);
  opacity:.4;animation:broo-pulse 2.4s ease-out 3;
  /* 3 pulses only then stops to save CPU */
}
@keyframes broo-pulse{
  0%{transform:scale(1);opacity:.4}
  100%{transform:scale(1.5);opacity:0}
}
.broo-fab-label{
  position:absolute;right:72px;background:#1a1a1a;color:#fff;padding:8px 14px;border-radius:20px;
  font-size:13px;font-weight:600;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s;
}
.broo-fab:hover .broo-fab-label{opacity:1}

/* Backdrop + modal container */
.broo-backdrop{
  position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:9999;
  display:none;align-items:flex-end;justify-content:flex-end;
  padding:24px;
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}
.broo-backdrop.open{display:flex;animation:broo-fadein .2s}
@keyframes broo-fadein{from{opacity:0}to{opacity:1}}

.broo-modal{
  width:100%;max-width:420px;height:640px;max-height:calc(100vh - 48px);
  background:var(--broo-bg);border-radius:20px;
  box-shadow:0 20px 60px rgba(0,0,0,.35);
  display:flex;flex-direction:column;overflow:hidden;
  font-family:inherit;color:var(--broo-text);
  animation:broo-slidein .25s cubic-bezier(.16,1,.3,1);
}
@keyframes broo-slidein{from{transform:translateY(20px) scale(.96);opacity:0}to{transform:none;opacity:1}}

/* Header */
.broo-head{
  padding:16px 20px;background:var(--broo-grad);color:#fff;
  display:flex;align-items:center;gap:12px;flex-shrink:0;
}
.broo-avatar{
  width:40px;height:40px;border-radius:50%;background:#fff;color:#FF00BF;
  display:grid;place-items:center;font-weight:900;font-size:18px;flex-shrink:0;
}
.broo-head-info{flex:1;min-width:0}
.broo-head-name{font-size:15px;font-weight:800;letter-spacing:-.01em}
.broo-head-sub{font-size:11px;opacity:.85;display:flex;align-items:center;gap:4px}
.broo-head-sub::before{content:'';width:6px;height:6px;border-radius:50%;background:#5DEB5D;display:inline-block}
.broo-close{
  background:rgba(255,255,255,.2);border:none;color:#fff;width:32px;height:32px;border-radius:50%;
  cursor:pointer;display:grid;place-items:center;font-size:18px;transition:background .15s;
}
.broo-close:hover{background:rgba(255,255,255,.35)}

/* Progress score */
.broo-progress-wrap{
  padding:12px 20px;background:var(--broo-bg-msg);border-bottom:1px solid var(--broo-border);
  display:flex;align-items:center;gap:12px;flex-shrink:0;
}
.broo-progress-label{font-size:11px;font-weight:700;color:var(--broo-text2);white-space:nowrap;text-transform:uppercase;letter-spacing:.5px}
.broo-progress-bar{flex:1;height:8px;background:rgba(0,0,0,.06);border-radius:4px;overflow:hidden;position:relative}
.broo-progress-bar::after{
  content:'';position:absolute;left:80%;top:-2px;bottom:-2px;width:1.5px;background:rgba(0,0,0,.18);
  pointer-events:none;
}
.broo-progress-fill{
  height:100%;background:var(--broo-grad);width:0%;
  transition:width .55s cubic-bezier(.16,1,.3,1);border-radius:4px;position:relative;
  box-shadow:0 0 0 0 rgba(255,0,191,0);
}
.broo-progress-fill.ready{
  /* Glow once when reaching the threshold, then static — saves continuous CPU/GPU */
  animation:broo-glow 2.5s ease-in-out 2;
  box-shadow:0 0 6px 1px rgba(255,0,191,.4);
}
@keyframes broo-glow{
  0%,100%{box-shadow:0 0 6px 1px rgba(255,0,191,.4)}
  50%{box-shadow:0 0 14px 3px rgba(255,0,191,.7)}
}
.broo-progress-pct{font-size:15px;font-weight:900;color:var(--broo-text);min-width:44px;text-align:right;letter-spacing:-.02em}
.broo-progress-pct.ready{
  background:var(--broo-grad);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}

/* Messages */
.broo-messages{
  flex:1;overflow-y:auto;padding:18px 16px;display:flex;flex-direction:column;gap:10px;
  scroll-behavior:smooth;
}
.broo-messages::-webkit-scrollbar{width:4px}
.broo-messages::-webkit-scrollbar-thumb{background:rgba(0,0,0,.12);border-radius:2px}

.broo-msg{display:flex;gap:8px;align-items:flex-end;max-width:88%}
.broo-msg-bot{align-self:flex-start}
.broo-msg-user{align-self:flex-end;flex-direction:row-reverse}
.broo-msg-avatar{
  width:28px;height:28px;border-radius:50%;flex-shrink:0;
  display:grid;place-items:center;font-size:11px;font-weight:800;
}
.broo-msg-bot .broo-msg-avatar{background:var(--broo-grad);color:#fff}
.broo-msg-user .broo-msg-avatar{background:#eee;color:var(--broo-text2)}
.broo-msg-bubble{
  padding:10px 14px;border-radius:14px;font-size:13.5px;line-height:1.45;word-wrap:break-word;
}
.broo-msg-bot .broo-msg-bubble{background:var(--broo-bg-msg);color:var(--broo-text);border-bottom-left-radius:4px}
.broo-msg-user .broo-msg-bubble{background:var(--broo-grad);color:#fff;border-bottom-right-radius:4px}

/* Typing indicator */
.broo-typing{display:flex;gap:4px;padding:12px 14px;background:var(--broo-bg-msg);border-radius:14px;border-bottom-left-radius:4px}
.broo-typing span{width:7px;height:7px;border-radius:50%;background:#bbb;animation:broo-typing 1.4s ease-in-out infinite}
.broo-typing span:nth-child(2){animation-delay:.2s}
.broo-typing span:nth-child(3){animation-delay:.4s}
@keyframes broo-typing{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}

/* Quick replies (boutons cliquables sous une question) */
.broo-quick-replies{display:flex;flex-wrap:wrap;gap:6px;margin:4px 0 6px 36px;padding-bottom:2px}
.broo-quick-btn{padding:7px 14px;border-radius:99px;border:1.5px solid var(--broo-border);background:var(--broo-bg);color:var(--broo-text);font-size:12px;font-weight:600;cursor:pointer;font-family:inherit;transition:.15s;white-space:nowrap}
.broo-quick-btn:hover{border-color:#FF00BF;color:#FF00BF;transform:translateY(-1px)}
.broo-quick-btn:active{transform:none}

/* Hand-off CTA */
.broo-handoff{
  margin:8px 16px;padding:16px;background:var(--broo-grad-soft);border:1.5px solid rgba(255,0,191,.2);
  border-radius:14px;animation:broo-fadein .3s;
}
.broo-handoff-title{font-size:13px;font-weight:800;margin-bottom:6px;color:#9c2a6e}
.broo-handoff-text{font-size:12px;color:var(--broo-text2);line-height:1.45;margin-bottom:12px}
.broo-handoff-btn{
  display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:13px 18px;
  background:var(--broo-grad);color:#fff;border:none;border-radius:12px;font-weight:800;font-size:13px;
  cursor:pointer;text-decoration:none;transition:transform .15s,box-shadow .15s;
}
.broo-handoff-btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(255,0,191,.3)}
.broo-handoff-btn svg{width:18px;height:18px;fill:currentColor}

/* Input */
.broo-input-wrap{
  padding:12px 14px;border-top:1px solid var(--broo-border);background:var(--broo-bg);flex-shrink:0;
  display:flex;gap:8px;align-items:flex-end;
}
.broo-input{
  flex:1;border:1.5px solid var(--broo-border);background:#fafafa;border-radius:14px;
  padding:10px 14px;font-size:13.5px;resize:none;font-family:inherit;line-height:1.4;
  max-height:90px;min-height:40px;outline:none;color:var(--broo-text);
  transition:border-color .15s,background .15s;
}
.broo-input:focus{border-color:#FF00BF;background:#fff}
.broo-send{
  width:40px;height:40px;border-radius:50%;background:var(--broo-grad);color:#fff;border:none;cursor:pointer;
  display:grid;place-items:center;flex-shrink:0;transition:transform .15s,opacity .15s;
}
.broo-send:hover{transform:scale(1.05)}
.broo-send:disabled{opacity:.5;cursor:not-allowed;transform:none}
.broo-send svg{width:18px;height:18px;fill:currentColor;transform:translate(1px,-1px)}

/* Footer */
.broo-footer{
  padding:8px 16px;background:var(--broo-bg);border-top:1px solid var(--broo-border);
  font-size:10px;color:var(--broo-text2);text-align:center;flex-shrink:0;
}
.broo-footer strong{color:var(--broo-text);font-weight:700}

/* Mobile */
@media(max-width:480px){
  .broo-fab{bottom:16px;right:16px;width:56px;height:56px}
  .broo-fab svg{width:26px;height:26px}
  .broo-backdrop{padding:0}
  .broo-modal{max-width:100%;height:100%;max-height:100vh;border-radius:0}
}

/* Hide when explicit data-broo-hide on body */
body[data-broo-hide] .broo-fab,
body[data-broo-hide] .broo-backdrop{display:none !important}