/* =============================================
   Smart Digital AI Bot — Stylesheet
   bot.css
   ============================================= */

/* ── Floating button ──────────────────────────── */
#sd-bot-btn {
  position: fixed;
  bottom: 94px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #1D4ED8;
  color: white;
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 24px rgba(29,78,216,0.45);
  z-index: 9999;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  user-select: none;
  text-decoration: none;
}

#sd-bot-btn:hover  { transform: scale(1.08); box-shadow: 0 6px 30px rgba(29,78,216,0.55); }
#sd-bot-btn:active { transform: scale(0.96); }

/* ── Chat window ──────────────────────────────── */
#sd-bot-window {
  position: fixed;
  bottom: 170px;
  right: 24px;
  width: 350px;
  height: 500px;
  background: #ffffff;
  border-radius: 18px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  display: none;
  flex-direction: column;
  z-index: 9998;
  overflow: hidden;
  border: 1px solid #E2E8F0;
  animation: sdBotSlideUp 0.25s ease;
}

@keyframes sdBotSlideUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Header ───────────────────────────────────── */
#sd-bot-header {
  background: #1D4ED8;
  color: white;
  padding: 14px 16px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sd-header-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sd-header-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}

.sd-header-name   { font-weight: 700; font-size: 14px; }
.sd-header-status { font-size: 11px; opacity: 0.85; margin-top: 2px; color: #86efac; }

/* Clear chat button (top-right of header) */
#sd-clear-btn {
  background: rgba(255,255,255,0.15);
  border: none;
  border-radius: 8px;
  color: rgba(255,255,255,0.8);
  cursor: pointer;
  font-size: 13px;
  padding: 5px 9px;
  line-height: 1;
  transition: background 0.15s, color 0.15s;
  flex-shrink: 0;
  title: "Clear chat";
}

#sd-clear-btn:hover { background: rgba(255,255,255,0.28); color: white; }

/* ── Messages area ────────────────────────────── */
#sd-bot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: #F8FAFC;
  scroll-behavior: smooth;
}

#sd-bot-messages::-webkit-scrollbar       { width: 4px; }
#sd-bot-messages::-webkit-scrollbar-thumb { background: #CBD5E1; border-radius: 4px; }

/* ── Bubbles ──────────────────────────────────── */
.sd-bubble {
  max-width: 82%;
  padding: 9px 13px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.6;
  word-break: break-word;
  animation: sdFadeIn 0.18s ease;
  font-family: 'DM Sans', 'Inter', sans-serif;
}

@keyframes sdFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.sd-bubble-user {
  background: #1D4ED8;
  color: white;
  border-radius: 14px 14px 2px 14px;
  align-self: flex-end;
}

.sd-bubble-bot {
  background: #ffffff;
  color: #0F172A;
  border-radius: 14px 14px 14px 2px;
  align-self: flex-start;
  border: 1px solid #E2E8F0;
}

/* Inline code in bot messages */
.sd-bubble-bot code {
  background: #F1F5F9;
  color: #1D4ED8;
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 12.5px;
  font-family: 'Fira Code', 'Cascadia Code', monospace;
}

/* ── Quick-reply suggestions ──────────────────── */
.sd-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  padding: 2px 0 4px 0;
  animation: sdFadeIn 0.2s ease;
}

.sd-suggestion-btn {
  background: #EFF6FF;
  border: 1px solid #BFDBFE;
  border-radius: 20px;
  color: #1D4ED8;
  cursor: pointer;
  font-size: 12.5px;
  font-family: 'DM Sans', 'Inter', sans-serif;
  padding: 6px 12px;
  transition: background 0.15s, border-color 0.15s, transform 0.1s;
  white-space: nowrap;
}

.sd-suggestion-btn:hover {
  background: #DBEAFE;
  border-color: #93C5FD;
  transform: translateY(-1px);
}

.sd-suggestion-btn:active { transform: translateY(0); }

/* ── WhatsApp handoff button ──────────────────── */
.sd-wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  align-self: flex-start;
  background: #25D366;
  color: white;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  font-family: 'DM Sans', 'Inter', sans-serif;
  padding: 8px 14px;
  border-radius: 20px;
  animation: sdFadeIn 0.2s ease;
  transition: background 0.15s, transform 0.1s;
}

.sd-wa-btn:hover  { background: #1ebe5d; transform: translateY(-1px); }
.sd-wa-btn:active { transform: translateY(0); }

/* ── Typing indicator ─────────────────────────── */
#sd-bot-typing {
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 5px;
  background: #F8FAFC;
  flex-shrink: 0;
}

#sd-bot-typing span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #64748B;
  animation: sdBounce 1s infinite ease-in-out;
}

#sd-bot-typing span:nth-child(2) { animation-delay: 0.15s; }
#sd-bot-typing span:nth-child(3) { animation-delay: 0.30s; }

@keyframes sdBounce {
  0%, 80%, 100% { transform: scale(0.7); opacity: 0.5; }
  40%            { transform: scale(1.1); opacity: 1; }
}

/* ── Input bar ────────────────────────────────── */
#sd-bot-input {
  display: flex;
  align-items: center;
  padding: 10px;
  border-top: 1px solid #E2E8F0;
  gap: 8px;
  background: #ffffff;
  flex-shrink: 0;
}

#sd-user-input {
  flex: 1;
  border: 1px solid #E2E8F0;
  border-radius: 10px;
  padding: 9px 13px;
  font-size: 14px;
  font-family: 'DM Sans', 'Inter', sans-serif;
  color: #0F172A;
  outline: none;
  background: #F8FAFC;
  transition: border-color 0.15s;
}

#sd-user-input:focus { border-color: #1D4ED8; background: white; }

#sd-send-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: #1D4ED8;
  color: white;
  border: none;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, transform 0.1s;
  flex-shrink: 0;
}

#sd-send-btn:hover    { background: #1338A8; }
#sd-send-btn:active   { transform: scale(0.93); }
#sd-send-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ═══════════════════════════════════════════════
   DARK MODE
   Triggered by <html data-theme="dark">
   ═══════════════════════════════════════════════ */

[data-theme="dark"] #sd-bot-window {
  background: #1E293B;
  border-color: #334155;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

[data-theme="dark"] #sd-bot-messages {
  background: #0F172A;
}

[data-theme="dark"] #sd-bot-messages::-webkit-scrollbar-thumb {
  background: #334155;
}

[data-theme="dark"] .sd-bubble-bot {
  background: #1E293B;
  color: #E2E8F0;
  border-color: #334155;
}

[data-theme="dark"] .sd-bubble-bot code {
  background: #0F172A;
  color: #60A5FA;
}

[data-theme="dark"] #sd-bot-typing {
  background: #0F172A;
}

[data-theme="dark"] #sd-bot-typing span {
  background: #64748B;
}

[data-theme="dark"] #sd-bot-input {
  background: #1E293B;
  border-top-color: #334155;
}

[data-theme="dark"] #sd-user-input {
  background: #0F172A;
  border-color: #334155;
  color: #E2E8F0;
}

[data-theme="dark"] #sd-user-input:focus {
  border-color: #3B82F6;
  background: #1E293B;
}

[data-theme="dark"] #sd-user-input::placeholder {
  color: #64748B;
}

[data-theme="dark"] .sd-suggestion-btn {
  background: #1E3A5F;
  border-color: #1D4ED8;
  color: #93C5FD;
}

[data-theme="dark"] .sd-suggestion-btn:hover {
  background: #1D4ED8;
  color: white;
  border-color: #1D4ED8;
}

/* ── Mobile ───────────────────────────────────── */
@media (max-width: 420px) {
  #sd-bot-window {
    width: calc(100vw - 16px);
    right: 8px;
    bottom: 160px;
    height: 420px;
  }

  #sd-bot-btn {
    right: 16px;
    bottom: 88px;
  }
}