/* ═══════════════════════════════════════════════════
   Imexit Chatbot v2 – Frontend CSS
   ═══════════════════════════════════════════════════ */

/* Colors injected via JS on init */
:root {
  --imxc-primary:      #1a56db;
  --imxc-primary-dark: #1341ad;
  --imxc-primary-light:#dbeafe;
  --imxc-surface:      #ffffff;
  --imxc-bg:           #f3f7ff;
  --imxc-border:       #e2e8f0;
  --imxc-text:         #1e293b;
  --imxc-muted:        #64748b;
  --imxc-user-bg:      var(--imxc-primary);
  --imxc-user-txt:     #ffffff;
  --imxc-bot-bg:       #f1f5f9;
  --imxc-bot-txt:      #1e293b;
  --imxc-radius:       18px;
  --imxc-shadow:       0 8px 40px rgba(26,86,219,.22),0 2px 8px rgba(0,0,0,.08);
  --imxc-z:            999999;
  --imxc-w:            370px;
  --imxc-h:            560px;
  --imxc-btn:          58px;
}

/* ── Floating Button ──────────────────────────────── */
#imxc-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: var(--imxc-z);
  width: var(--imxc-btn);
  height: var(--imxc-btn);
  border-radius: 50%;
  background: var(--imxc-primary);
  color: #fff;
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  box-shadow: 0 4px 20px rgba(26,86,219,.45);
  transition: transform .2s, box-shadow .2s, background .2s;
  outline: none;
  line-height: 1;
  visibility: visible !important;
  opacity: 1 !important;
}
#imxc-btn.imxc-left  { right: auto; left: 24px; }
#imxc-btn:hover      { transform: scale(1.1); }
#imxc-btn:active     { transform: scale(.95); }
#imxc-btn::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 3px solid var(--imxc-primary);
  opacity: 0;
  animation: imxc-pulse 2.5s ease-out infinite;
}
@keyframes imxc-pulse {
  0%   { opacity:.55; transform:scale(1); }
  70%  { opacity:0;   transform:scale(1.55); }
  100% { opacity:0; }
}

/* ── Chat Window ──────────────────────────────────── */
#imxc-window {
  position: fixed;
  bottom: calc(var(--imxc-btn) + 32px);
  right: 24px;
  z-index: var(--imxc-z);
  width: var(--imxc-w);
  max-height: var(--imxc-h);
  display: flex;
  flex-direction: column;
  background: var(--imxc-surface);
  border-radius: var(--imxc-radius);
  box-shadow: var(--imxc-shadow);
  overflow: hidden;
  direction: rtl;
  font-family: 'Segoe UI','Cairo',Tahoma,Arial,sans-serif;
  transform-origin: bottom right;
  transition: transform .25s cubic-bezier(.34,1.56,.64,1), opacity .2s;
  visibility: visible !important;
}
#imxc-window.imxc-left {
  right: auto;
  left: 24px;
  transform-origin: bottom left;
}
#imxc-window.imxc-hidden {
  transform: scale(.85) translateY(20px);
  opacity: 0;
  pointer-events: none;
}

/* ── Header ───────────────────────────────────────── */
#imxc-header {
  background: linear-gradient(135deg, var(--imxc-primary) 0%, var(--imxc-primary-dark) 100%);
  color: #fff;
  padding: 13px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.imxc-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.22);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
}
.imxc-hinfo { flex: 1; min-width: 0; }
.imxc-htitle {
  font-size: 14.5px; font-weight: 700; margin: 0;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.imxc-hsub {
  font-size: 11px; opacity: .82;
  display: flex; align-items: center; gap: 5px; margin-top: 2px;
}
.imxc-dot {
  width: 7px; height: 7px;
  background: #4ade80; border-radius: 50%;
  display: inline-block;
  animation: imxc-blink 2s ease-in-out infinite;
}
@keyframes imxc-blink { 0%,100%{opacity:1} 50%{opacity:.4} }
#imxc-close {
  background: rgba(255,255,255,.18); border: none; color: #fff;
  width: 30px; height: 30px; border-radius: 50%; cursor: pointer;
  font-size: 16px; display: flex; align-items: center; justify-content: center;
  transition: background .15s; flex-shrink: 0;
}
#imxc-close:hover { background: rgba(255,255,255,.32); }

/* ── Messages ─────────────────────────────────────── */
#imxc-messages {
  flex: 1; overflow-y: auto;
  padding: 14px 12px;
  display: flex; flex-direction: column; gap: 8px;
  background: var(--imxc-bg);
  scroll-behavior: smooth;
}
#imxc-messages::-webkit-scrollbar { width: 4px; }
#imxc-messages::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }

.imxc-msg {
  max-width: 82%; display: flex; flex-direction: column;
  animation: imxc-in .22s ease both;
}
@keyframes imxc-in { from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:translateY(0)} }
.imxc-msg.imxc-bot  { align-self: flex-end;   align-items: flex-end; }
.imxc-msg.imxc-user { align-self: flex-start; align-items: flex-start; }
.imxc-bubble {
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 14px; line-height: 1.55;
  word-break: break-word;
}
.imxc-bot  .imxc-bubble { background:var(--imxc-bot-bg); color:var(--imxc-bot-txt); border-bottom-right-radius:4px; }
.imxc-user .imxc-bubble { background:var(--imxc-user-bg); color:var(--imxc-user-txt); border-bottom-left-radius:4px; }
.imxc-time { font-size: 10px; color: var(--imxc-muted); margin-top: 3px; padding: 0 4px; }

/* ── Typing ───────────────────────────────────────── */
#imxc-typing { display:none; align-self:flex-end; }
#imxc-typing.on { display:flex; }
.imxc-dots {
  background:var(--imxc-bot-bg); border-radius:16px;
  border-bottom-right-radius:4px;
  padding:12px 16px; display:flex; gap:5px; align-items:center;
}
.imxc-dot-b {
  width:7px; height:7px; background:#94a3b8; border-radius:50%;
  animation:imxc-bounce .9s ease-in-out infinite;
}
.imxc-dot-b:nth-child(2){animation-delay:.15s}
.imxc-dot-b:nth-child(3){animation-delay:.30s}
@keyframes imxc-bounce{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-6px)}}

/* ── Suggestions ──────────────────────────────────── */
#imxc-suggestions {
  padding: 8px 12px 4px;
  display: flex; flex-wrap: wrap; gap: 6px;
  background: var(--imxc-bg); flex-shrink: 0;
}
.imxc-chip {
  background: var(--imxc-primary-light);
  color: var(--imxc-primary-dark);
  border: 1.5px solid var(--imxc-primary);
  border-radius: 20px;
  padding: 5px 12px;
  font-size: 12.5px; cursor: pointer;
  transition: background .15s, color .15s;
  white-space: nowrap; font-family: inherit;
}
.imxc-chip:hover { background: var(--imxc-primary); color: #fff; }

/* ── Lead Form ────────────────────────────────────── */
#imxc-lead-wrap {
  background: var(--imxc-surface);
  border-top: 2px solid var(--imxc-border);
  padding: 14px; flex-shrink: 0;
  animation: imxc-slideup .3s ease;
}
@keyframes imxc-slideup{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}
.imxc-lead-title { font-size:13px; font-weight:700; color:var(--imxc-primary); margin:0 0 10px; }
.imxc-lead-grid { display:grid; grid-template-columns:1fr 1fr; gap:7px; margin-bottom:8px; }
.imxc-lead-grid input,
#imxc-lead-wrap input[type=text],
#imxc-lead-wrap input[type=email] {
  width:100%; padding:8px 10px;
  border:1.5px solid var(--imxc-border); border-radius:8px;
  font-size:13px; font-family:inherit; direction:rtl;
  background:var(--imxc-bg); color:var(--imxc-text);
  box-sizing:border-box; transition:border-color .15s;
}
.imxc-lead-grid input:focus,#imxc-lead-wrap input:focus{outline:none;border-color:var(--imxc-primary);background:#fff;}
#imxc-lead-submit {
  width:100%; padding:9px;
  background:var(--imxc-primary); color:#fff;
  border:none; border-radius:8px;
  font-size:14px; font-weight:700; cursor:pointer;
  font-family:inherit; transition:background .15s;
}
#imxc-lead-submit:hover { background:var(--imxc-primary-dark); }
.imxc-lead-dismiss { text-align:center;font-size:11px;color:var(--imxc-muted);cursor:pointer;margin-top:5px;text-decoration:underline; }

/* ── Input Bar ────────────────────────────────────── */
#imxc-input-bar {
  display:flex; align-items:center; gap:6px;
  padding:10px 12px;
  background:var(--imxc-surface);
  border-top:1.5px solid var(--imxc-border);
  flex-shrink:0;
}
#imxc-input {
  flex:1; border:1.5px solid var(--imxc-border);
  border-radius:22px; padding:10px 14px;
  font-size:14px; font-family:inherit; direction:rtl;
  resize:none; background:var(--imxc-bg); color:var(--imxc-text);
  max-height:80px; overflow-y:auto; line-height:1.4;
  outline:none; transition:border-color .15s;
}
#imxc-input:focus { border-color:var(--imxc-primary); background:#fff; }
#imxc-input::placeholder { color:#94a3b8; }
#imxc-send {
  width:40px; height:40px; border-radius:50%;
  background:var(--imxc-primary); border:none; color:#fff;
  cursor:pointer; display:flex; align-items:center; justify-content:center;
  flex-shrink:0; transition:background .15s,transform .1s;
}
#imxc-send:hover { background:var(--imxc-primary-dark); }
#imxc-send:active { transform:scale(.92); }
#imxc-send svg { width:18px; height:18px; }

/* ── Mobile ───────────────────────────────────────── */
@media (max-width:480px) {
  :root { --imxc-w:100vw; --imxc-h:100dvh; }
  #imxc-window { bottom:0; right:0!important; left:0!important; border-radius:20px 20px 0 0; max-height:100dvh; }
  #imxc-btn { bottom:16px; right:16px; }
  #imxc-btn.imxc-left { left:16px; right:auto; }
}