/* =========================
   Vraag&Aanbod Chat — FINAL CSS
   Verwachte HTML:
   #va-chat
     h3
     .va-chat-log#va-log
     .va-input-bar
       #va-input
       #va-ask-button
   ========================= */

/* Container + design tokens */
#va-chat{
  --va-red: #d0001d;
  --va-magenta: #e40087; /* alleen als subtiel accent (niet verplicht) */
  --va-text: #111827;
  --va-muted: #6b7280;
  --va-border: #e5e7eb;
  --va-bg: #ffffff;
  --va-soft: #f9fafb;

  max-width: 860px;
  margin: 24px auto;
  padding: 20px 20px 110px; /* ruimte onderin voor sticky inputbar */
  background: var(--va-bg);
  border: 1px solid var(--va-border);
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(0,0,0,.06);
  color: var(--va-text);
}

/* Titel */
#va-chat h3{
  margin: 0 0 14px 0;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

/* Chatlog — pagina groeit mee (geen interne scroll) */
#va-chat .va-chat-log,
#va-chat #va-log{
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--va-border);

  height: auto !important;
  max-height: none !important;
  overflow: visible !important;
}

/* Berichten algemeen */
#va-chat .va-msg{
  margin: 12px 0;
  padding: 12px 14px;
  border-radius: 14px;
  line-height: 1.6;
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* User bubble */
#va-chat .va-msg.user{
  background: rgba(228,0,135,.08);
  border: 1px solid rgba(228,0,135,.18);
  margin-left: auto;
  max-width: 80%;
  font-weight: 700;
}

/* Bot bubble */
#va-chat .va-msg.bot{
  background: var(--va-soft);
  border: 1px solid var(--va-border);
  margin-right: auto;
  max-width: 92%;
  font-size: 15px;
}

/* Tekst in bot */
#va-chat .va-msg.bot p{
  margin: 0 0 12px 0;
  line-height: 1.65;
}
#va-chat .va-msg.bot p:last-child{
  margin-bottom: 0;
}

/* Links algemeen */
#va-chat a{
  color: var(--va-red);
  text-decoration: underline;
  text-underline-offset: 2px;
}
#va-chat a:hover{
  text-decoration-thickness: 2px;
}

/* Focus states (keyboard) */
#va-chat a:focus-visible,
#va-chat button:focus-visible,
#va-chat input:focus-visible{
  outline: 3px solid rgba(208,0,29,.35);
  outline-offset: 2px;
  border-radius: 10px;
}

/* Sticky inputbar */
#va-chat .va-input-bar{
  position: sticky;
  bottom: 0;

  background: var(--va-bg);
  padding-top: 12px;
  margin-top: 18px;
  border-top: 1px solid var(--va-border);
  box-shadow: 0 -10px 20px rgba(0,0,0,0.03);

  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
}

/* Input */
#va-chat #va-input{
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--va-border);
  border-radius: 12px;
  background: #fff;
  outline: none;
  margin: 0;
}
#va-chat #va-input:focus{
  border-color: rgba(208,0,29,.55);
  box-shadow: 0 0 0 4px rgba(208,0,29,.12);
}

/* Button (vlak rood, geen gradient) */
#va-chat #va-ask-button{
  margin: 0;
  padding: 12px 16px;
  border: 0;
  border-radius: 12px;
  background: var(--va-red);
  color: #fff;
  font-weight: 800;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .08s ease, filter .12s ease;
}
#va-chat #va-ask-button:hover{
  filter: brightness(0.95);
  transform: translateY(-1px);
}
#va-chat #va-ask-button:active{
  transform: translateY(0);
}

/* Meer lezen (sources) */
#va-chat .va-more-reading{
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--va-border);
}

#va-chat .va-more-reading-title{
  font-weight: 800;
  margin-bottom: 8px;
}

#va-chat .va-source-list{
  list-style: none;
  padding: 0;
  margin: 0;
}

#va-chat .va-source-item{
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: baseline;

  padding: 10px 8px;
  border-radius: 10px;
  border-top: 1px solid rgba(0,0,0,0.04);
}
#va-chat .va-source-item:first-child{
  border-top: 0;
  padding-top: 0;
}
#va-chat .va-source-item:hover{
  background: rgba(0,0,0,0.02);
}

#va-chat .va-source-title{
  color: var(--va-text);
  font-weight: 700;
  text-decoration: none;
  overflow-wrap: anywhere;
}
#va-chat .va-source-title:hover{
  text-decoration: underline;
  text-underline-offset: 2px;
}

#va-chat .va-source-readmore{
  white-space: nowrap;
  font-weight: 800;
  color: var(--va-red);
  text-decoration: none;
}
#va-chat .va-source-readmore:hover{
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Mobiel */
@media (max-width: 640px){
  #va-chat{
    margin: 16px 12px;
    padding: 16px 16px 120px;
    border-radius: 14px;
  }

  #va-chat .va-input-bar{
    grid-template-columns: 1fr;
  }

  #va-chat #va-ask-button{
    width: 100%;
  }

  #va-chat .va-msg.user,
  #va-chat .va-msg.bot{
    max-width: 100%;
  }

  #va-chat .va-source-item{
    grid-template-columns: 1fr;
  }

  #va-chat .va-source-readmore{
    justify-self: start;
  }
}

/* Respecteer reduced motion */
@media (prefers-reduced-motion: reduce){
  #va-chat *{
    transition: none !important;
    transform: none !important;
    scroll-behavior: auto !important;
  }
}