/* ══════════════════════════════════════════════════════
   ROI CALCULATOR
══════════════════════════════════════════════════════ */
.roi-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 900px) {
  .roi-wrapper { grid-template-columns: 1fr; }
}

/* ── Inputs ── */
.roi-inputs {
  background: var(--base-card);
  border: 1px solid var(--border-light);
  border-radius: 20px;
  padding: 2.5rem;
  backdrop-filter: blur(10px);
}

.roi-inputs h3 {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: var(--neon-cyan);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.roi-field {
  margin-bottom: 2rem;
}

.roi-field label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  font-weight: 500;
}

.roi-field label span {
  color: var(--text-main);
  font-size: 1.05rem;
  font-weight: 700;
  font-family: var(--font-heading);
  background: linear-gradient(90deg, var(--primary-blue), var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 5px;
  background: var(--border-light);
  border-radius: 5px;
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-blue), var(--neon-cyan));
  cursor: pointer;
  box-shadow: 0 0 10px rgba(6, 182, 212, 0.5);
  transition: box-shadow 0.3s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
  box-shadow: 0 0 18px rgba(6, 182, 212, 0.8);
}

/* ── Results Panel ── */
.roi-results {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.roi-result-card {
  background: var(--base-card);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 1.75rem;
  position: relative;
  overflow: hidden;
  transition: all 0.4s ease;
}

.roi-result-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 16px;
  padding: 1px;
  background: linear-gradient(135deg, var(--primary-blue), var(--neon-cyan));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.roi-result-card:hover::before { opacity: 1; }

.roi-result-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.roi-result-label i { color: var(--neon-cyan); font-size: 1rem; }

.roi-result-value {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  background: linear-gradient(90deg, var(--primary-blue), var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.3rem;
}

.roi-result-sub {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.roi-highlight {
  background: linear-gradient(135deg, rgba(37,99,235,0.12), rgba(6,182,212,0.08));
  border-color: rgba(6, 182, 212, 0.3);
}

.roi-highlight .roi-result-value { font-size: 2.8rem; }

.roi-cta-note {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

/* ══════════════════════════════════════════════════════
   CHAT WIDGET
══════════════════════════════════════════════════════ */
#chatWidget {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  font-family: var(--font-body);
}

/* Toggle Button */
#chatToggle {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-blue), var(--neon-cyan));
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: white;
  box-shadow: 0 8px 25px rgba(6, 182, 212, 0.45);
  transition: all 0.3s ease;
  position: relative;
}

#chatToggle:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 30px rgba(6, 182, 212, 0.6);
}

/* Pulse ring */
#chatToggle::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid rgba(6, 182, 212, 0.5);
  animation: chatPulse 2s ease infinite;
}

@keyframes chatPulse {
  0%   { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* Notification dot */
.chat-notif-dot {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 14px;
  height: 14px;
  background: #EF4444;
  border-radius: 50%;
  border: 2px solid var(--base-dark);
  animation: notifBounce 1.5s ease infinite;
}

@keyframes notifBounce {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.2); }
}

/* Chat Panel */
#chatPanel {
  position: absolute;
  bottom: 78px;
  right: 0;
  width: 360px;
  max-height: 520px;
  background: rgba(3, 7, 18, 0.95);
  border: 1px solid rgba(6, 182, 212, 0.25);
  border-radius: 20px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(6,182,212,0.1);
  transform: scale(0.85) translateY(20px);
  opacity: 0;
  pointer-events: none;
  transform-origin: bottom right;
  transition: all 0.35s cubic-bezier(0.23, 1, 0.32, 1);
}

#chatPanel.open {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: all;
}

.chat-header {
  padding: 1.25rem 1.5rem;
  background: linear-gradient(90deg, rgba(37,99,235,0.3), rgba(6,182,212,0.1));
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.chat-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-blue), var(--neon-cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: white;
  flex-shrink: 0;
}

.chat-header-info h4 {
  font-size: 0.95rem;
  color: var(--text-main);
  margin-bottom: 0.1rem;
}
.chat-header-info span {
  font-size: 0.75rem;
  color: #10B981;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.chat-header-info span::before {
  content: '';
  width: 7px;
  height: 7px;
  background: #10B981;
  border-radius: 50%;
  display: inline-block;
}

#chatCloseBtn {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.3rem;
  padding: 0.25rem;
  transition: color 0.3s;
}
#chatCloseBtn:hover { color: var(--text-main); }

/* Messages area */
#chatMessages {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.chat-msg {
  max-width: 82%;
  animation: msgIn 0.3s ease;
}

@keyframes msgIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.chat-msg.bot { align-self: flex-start; }
.chat-msg.user { align-self: flex-end; }

.chat-bubble {
  padding: 0.75rem 1rem;
  border-radius: 16px;
  font-size: 0.875rem;
  line-height: 1.5;
}

.chat-msg.bot .chat-bubble {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text-main);
  border-bottom-left-radius: 4px;
}

.chat-msg.user .chat-bubble {
  background: linear-gradient(135deg, var(--primary-blue), var(--neon-cyan));
  color: white;
  border-bottom-right-radius: 4px;
}

/* Typing indicator */
.chat-typing {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  border-bottom-left-radius: 4px;
  width: fit-content;
}

.chat-typing span {
  width: 7px;
  height: 7px;
  background: var(--neon-cyan);
  border-radius: 50%;
  animation: typingDot 1.2s ease infinite;
}
.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingDot {
  0%, 80%, 100% { opacity: 0.3; transform: scale(1); }
  40%            { opacity: 1;   transform: scale(1.2); }
}

/* Quick replies */
.chat-quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.chat-qr-btn {
  padding: 0.4rem 0.85rem;
  border: 1px solid rgba(6, 182, 212, 0.4);
  border-radius: 50px;
  background: transparent;
  color: var(--neon-cyan);
  font-size: 0.78rem;
  cursor: pointer;
  font-family: var(--font-body);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.chat-qr-btn:hover {
  background: rgba(6, 182, 212, 0.12);
  border-color: var(--neon-cyan);
}

/* Footer input */
.chat-footer {
  padding: 0.9rem 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

#chatInput {
  flex: 1;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50px;
  padding: 0.6rem 1rem;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.3s;
}

#chatInput:focus { border-color: var(--neon-cyan); }
#chatInput::placeholder { color: var(--text-muted); }

#chatSendBtn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-blue), var(--neon-cyan));
  border: none;
  color: white;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

#chatSendBtn:hover { transform: scale(1.1); }

@media (max-width: 480px) {
  #chatPanel { width: calc(100vw - 2rem); right: -0.5rem; }
  #chatWidget { bottom: 1rem; right: 1rem; }
}