/* ══ Guide photo conversationnel (chatbot.html) ══
   Les couleurs, polices et rayons viennent de css/tokens.css : cette page
   suit donc automatiquement le thème clair/sombre choisi sur le site. */
body { display:flex; flex-direction:column; }
input, button { font-family:inherit; }

body { font-family:var(--sans); background:var(--bg); color:var(--text); min-height:100vh; display:flex; flex-direction:column; }
input,button { font-family:inherit; }

@keyframes fadeIn  { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:translateY(0); } }
@keyframes typingDot { 0%,100% { opacity:.35; transform:translateY(0); } 50% { opacity:1; transform:translateY(-4px); } }

/* ── Header ────────────────────────────────────────────── */
.cb-header {
  background:rgba(8,8,8,.96); border-bottom:1px solid var(--border);
  padding:1.1rem 2rem; display:flex; align-items:center; gap:1.2rem;
}
.cb-header h1 { font-family:var(--serif); font-size:1.15rem; font-weight:400; letter-spacing:.05em; }
.cb-header p  { font-size:.76rem; color:var(--text-dim); letter-spacing:.04em; margin-top:.15rem; }
.cb-divider   { width:1px; height:32px; background:var(--border2); }

/* ── Layout ────────────────────────────────────────────── */
.cb-main { flex:1; display:flex; flex-direction:column; max-width:760px; width:100%; margin:0 auto; padding:1.8rem 1.5rem 1.2rem; gap:1rem; }
.cb-intro { font-family:var(--serif); font-size:.92rem; font-style:italic; color:var(--text-mid); text-align:center; line-height:1.8; }
.cb-intro em { color:var(--accent2); font-style:normal; }

/* ── Chat ──────────────────────────────────────────────── */
.chat-wrap   { background:var(--bg2); border:1px solid var(--border); border-radius:var(--r2); overflow:hidden; display:flex; flex-direction:column; }
.chat-window { overflow-y:auto; padding:1.4rem 1.5rem; display:flex; flex-direction:column; gap:.85rem; scroll-behavior:smooth; scrollbar-width:thin; scrollbar-color:var(--border) transparent; min-height:220px; max-height:55vh; }
.chat-msg    { max-width:82%; padding:.75rem 1.1rem; border-radius:var(--r2); font-size:.86rem; line-height:1.75; animation:fadeIn .3s ease; }
.chat-msg-bot  { background:var(--bg3); color:var(--text); align-self:flex-start; border-bottom-left-radius:2px; }
.chat-msg-user { background:var(--accent); color:var(--bg); align-self:flex-end; border-bottom-right-radius:2px; }
.chat-typing { display:flex; align-items:center; gap:5px; padding:.6rem 1rem; align-self:flex-start; }
.chat-typing span { width:6px; height:6px; border-radius:50%; background:var(--accent); opacity:.35; animation:typingDot 1.2s infinite; }
.chat-typing span:nth-child(2) { animation-delay:.2s; }
.chat-typing span:nth-child(3) { animation-delay:.4s; }
.chat-form  { display:flex; gap:.5rem; padding:.8rem 1rem; border-top:1px solid var(--border); background:var(--bg2); }
.chat-form input {
  flex:1; font-size:.84rem; background:var(--bg3); border:1px solid var(--border2);
  color:var(--text); padding:.6em .9em; border-radius:var(--r); outline:none; transition:border-color var(--t);
}
.chat-form input:focus { border-color:var(--accent); }
.chat-form input::placeholder { color:var(--text-dim); }
.chat-form button {
  padding:.55em 1.3em; background:var(--accent); color:var(--bg);
  border:none; border-radius:var(--r); cursor:pointer;
  font-size:.78rem; font-weight:400; letter-spacing:.1em; text-transform:uppercase;
  transition:background var(--t); flex-shrink:0;
}
.chat-form button:hover { background:var(--accent2); }

/* ── Recommendation cards ──────────────────────────────── */
.rec-block { border:1px solid var(--border); border-radius:var(--r2); overflow:hidden; animation:fadeIn .4s ease; background:var(--bg2); }
.rec-coll-hdr { padding:.75rem 1rem; display:flex; align-items:center; justify-content:space-between; }
.rec-coll-name { font-family:var(--serif); font-size:1.05rem; color:var(--accent2); font-weight:400; letter-spacing:.03em; }
.rec-coll-count { font-size:.72rem; color:var(--text-dim); letter-spacing:.06em; }
.rec-photos { display:grid; grid-template-columns:repeat(3,1fr); gap:2px; background:var(--border); }
.rec-photo { aspect-ratio:4/3; overflow:hidden; cursor:pointer; background:var(--bg3); position:relative; }
.rec-photo img { width:100%; height:100%; object-fit:cover; transition:transform .4s, opacity .3s; opacity:.85; display:block; }
.rec-photo:hover img { transform:scale(1.06); opacity:1; }
.rec-photo-ref {
  position:absolute; bottom:0; left:0; right:0;
  padding:.25rem .4rem; font-size:.62rem; letter-spacing:.1em;
  color:rgba(255,255,255,.7); background:rgba(0,0,0,.45);
  opacity:0; transition:opacity .25s; pointer-events:none;
}
.rec-photo:hover .rec-photo-ref { opacity:1; }
.rec-photo-open {
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  opacity:0; transition:opacity .25s; background:rgba(0,0,0,.18);
}
.rec-photo-open svg { filter:drop-shadow(0 1px 3px rgba(0,0,0,.6)); }
.rec-photo:hover .rec-photo-open { opacity:1; }
.rec-cta {
  display:block; width:100%; text-align:center; padding:.65rem 1rem;
  font-size:.73rem; letter-spacing:.1em; text-transform:uppercase;
  color:var(--accent); background:var(--bg2); border:none;
  border-top:1px solid var(--border); cursor:pointer;
  transition:background var(--t); font-family:var(--sans);
}
.rec-cta:hover { background:var(--bg3); }
.rec-placeholder { padding:1.5rem; text-align:center; color:var(--text-dim); font-size:.8rem; font-style:italic; }

/* ── Back ──────────────────────────────────────────────── */
.cb-back { text-align:center; font-size:.74rem; color:var(--text-dim); letter-spacing:.06em; padding-top:.3rem; }
.cb-back a { color:var(--accent); text-decoration:none; }
.cb-back a:hover { text-decoration:underline; }