/* =====================================================================
   VALMONT AI — 24/7 Website Assistant Widget
   ---------------------------------------------------------------------
   Floating AI chat assistant for valmontgadgets.com
   Brand tokens: navy #0b1a38 · orange #ff8c00
   Position: bottom-right (opposite WhatsApp on bottom-left)
   ===================================================================== */

:root {
  --vai-navy: #0b1a38;
  --vai-navy-2: #13264a;
  --vai-orange: #ff8c00;
  --vai-orange-dark: #e67e00;
  --vai-bg: #f5f7fb;
  --vai-bot-bubble: #ffffff;
  --vai-user-bubble: #0b1a38;
  --vai-text: #1f2937;
  --vai-text-soft: #6b7280;
  --vai-border: #e5e7eb;
}

/* Floating toggle button (bottom-right) */
.valmontai-btn {
  position: fixed;
  right: 16px;
  bottom: calc(84px + env(safe-area-inset-bottom, 0px));
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--vai-orange) 0%, var(--vai-orange-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  border: none;
  cursor: pointer;
  z-index: 9997;
  box-shadow: 0 8px 20px rgba(255, 140, 0, 0.45);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  padding: 0;
}
.valmontai-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 26px rgba(255, 140, 0, 0.55);
}
.valmontai-btn:active {
  transform: scale(0.94);
}
.valmontai-btn:focus-visible {
  outline: 3px solid var(--vai-navy);
  outline-offset: 3px;
}
.valmontai-btn svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.valmontai-btn-icon { display: block; }
.valmontai-btn-close { display: none; position: absolute; }
.valmontai-btn.is-open .valmontai-btn-icon { display: none; }
.valmontai-btn.is-open .valmontai-btn-close { display: block; }

.valmontai-pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--vai-orange);
  animation: vai-pulse 2s ease-out infinite;
  pointer-events: none;
}
@keyframes vai-pulse {
  0% { transform: scale(1); opacity: 0.7; }
  70% { transform: scale(1.25); opacity: 0; }
  100% { transform: scale(1.25); opacity: 0; }
}

.valmontai-label {
  position: absolute;
  right: 68px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--vai-navy);
  color: #fff;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 700;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0,0,0,.18);
  pointer-events: none;
  opacity: 0;
  transition: opacity .2s ease;
}
.valmontai-label::after {
  content: '';
  position: absolute;
  right: -5px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 6px solid var(--vai-navy);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
}
.valmontai-btn.show-label .valmontai-label { opacity: 1; }

/* Chat window */
.valmontai-panel {
  position: fixed;
  right: 16px;
  bottom: calc(152px + env(safe-area-inset-bottom, 0px));
  width: calc(100vw - 32px);
  max-width: 360px;
  height: 500px;
  max-height: calc(100vh - 180px);
  background: var(--vai-bg);
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(11, 26, 56, 0.28);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform-origin: bottom right;
  transform: scale(0.85) translateY(20px);
  opacity: 0;
  pointer-events: none;
  transition: transform .25s cubic-bezier(.2,.9,.3,1.2), opacity .2s ease;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  border: 1px solid rgba(11,26,56,.08);
}
.valmontai-panel.is-open {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

/* Header */
.valmontai-header {
  background: linear-gradient(135deg, var(--vai-navy) 0%, var(--vai-navy-2) 100%);
  color: #fff;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 3px solid var(--vai-orange);
  flex-shrink: 0;
}
.valmontai-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--vai-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-weight: 900;
  font-size: 14px;
  color: #fff;
  letter-spacing: 0.5px;
  border: 2px solid rgba(255,255,255,.25);
}
.valmontai-head-text { flex: 1; min-width: 0; }
.valmontai-head-name {
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 6px;
}
.valmontai-status-dot {
  width: 8px;
  height: 8px;
  background: #22c55e;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 2px rgba(34,197,94,.25);
}
.valmontai-head-sub {
  font-size: 11px;
  font-weight: 500;
  color: rgba(255,255,255,.7);
  margin-top: 2px;
}
.valmontai-close {
  background: rgba(255,255,255,.1);
  border: none;
  color: #fff;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s ease;
}
.valmontai-close:hover { background: rgba(255,255,255,.22); }

/* Messages area */
.valmontai-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}
.valmontai-messages::-webkit-scrollbar { width: 5px; }
.valmontai-messages::-webkit-scrollbar-thumb { background: rgba(11,26,56,.15); border-radius: 3px; }

.valmontai-msg {
  display: flex;
  gap: 8px;
  max-width: 85%;
  animation: vai-msg-in .25s ease-out;
}
@keyframes vai-msg-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.valmontai-msg-bot { align-self: flex-start; }
.valmontai-msg-user { align-self: flex-end; flex-direction: row-reverse; }

.valmontai-msg-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--vai-orange);
  color: #fff;
  font-size: 10px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.valmontai-msg-user .valmontai-msg-avatar {
  background: var(--vai-navy);
}
.valmontai-bubble {
  padding: 10px 13px;
  border-radius: 14px;
  font-size: 13px;
  line-height: 1.5;
  font-weight: 500;
  word-wrap: break-word;
}
.valmontai-msg-bot .valmontai-bubble {
  background: var(--vai-bot-bubble);
  color: var(--vai-text);
  border-bottom-left-radius: 4px;
  box-shadow: 0 1px 3px rgba(0,0,0,.06);
}
.valmontai-msg-user .valmontai-bubble {
  background: var(--vai-user-bubble);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.valmontai-bubble a {
  color: var(--vai-orange);
  font-weight: 700;
  text-decoration: underline;
}
.valmontai-msg-user .valmontai-bubble a { color: #fdba74; }

.valmontai-time {
  font-size: 10px;
  color: var(--vai-text-soft);
  margin-top: 3px;
  padding: 0 4px;
  font-weight: 500;
}

/* Typing indicator */
.valmontai-typing {
  display: none;
  align-self: flex-start;
  gap: 8px;
  align-items: center;
}
.valmontai-typing.is-typing { display: flex; }
.valmontai-typing-dots {
  background: var(--vai-bot-bubble);
  padding: 12px 14px;
  border-radius: 14px;
  border-bottom-left-radius: 4px;
  display: flex;
  gap: 4px;
  box-shadow: 0 1px 3px rgba(0,0,0,.06);
}
.valmontai-typing-dots span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--vai-text-soft);
  animation: vai-typing 1.3s infinite ease-in-out;
}
.valmontai-typing-dots span:nth-child(2) { animation-delay: 0.15s; }
.valmontai-typing-dots span:nth-child(3) { animation-delay: 0.3s; }
@keyframes vai-typing {
  0%, 60%, 100% { transform: translateY(0); opacity: .5; }
  30% { transform: translateY(-5px); opacity: 1; }
}

/* Quick replies */
.valmontai-quick {
  position: relative;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding: 0 42px 8px 12px;
  flex-shrink: 0;
}
.valmontai-quick:empty { display: none; }
.valmontai-quick-close {
  position: absolute;
  top: 1px;
  right: 12px;
  width: 27px;
  height: 27px;
  border: 0;
  border-radius: 50%;
  background: var(--vai-orange);
  color: #fff;
  box-shadow: 0 2px 6px rgba(255,140,0,.3);
  font: 800 18px/1 inherit;
  cursor: pointer;
  z-index: 2;
}
.valmontai-quick-close:hover,
.valmontai-quick-close:focus-visible {
  background: var(--vai-navy);
  color: #fff;
  outline: 2px solid var(--vai-orange);
  outline-offset: 2px;
}
.valmontai-quick-btn {
  background: #fff;
  border: 1px solid var(--vai-border);
  color: var(--vai-navy);
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all .2s ease;
  white-space: nowrap;
}
.valmontai-quick-btn:hover {
  background: var(--vai-orange);
  color: #fff;
  border-color: var(--vai-orange);
}

/* Input area */
.valmontai-input-wrap {
  padding: 10px 12px;
  background: #fff;
  border-top: 1px solid var(--vai-border);
  display: flex;
  gap: 8px;
  align-items: center;
  flex-shrink: 0;
}
.valmontai-input {
  flex: 1;
  border: 1px solid var(--vai-border);
  border-radius: 999px;
  padding: 10px 14px;
  font-size: 13px;
  font-family: inherit;
  outline: none;
  background: var(--vai-bg);
  transition: border-color .2s ease, background .2s ease;
  color: var(--vai-text);
}
.valmontai-input:focus {
  border-color: var(--vai-orange);
  background: #fff;
}
.valmontai-send {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--vai-orange);
  border: none;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background .2s ease, transform .15s ease;
}
.valmontai-send:hover { background: var(--vai-orange-dark); }
.valmontai-send:active { transform: scale(0.9); }
.valmontai-send svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.valmontai-footer-note {
  text-align: center;
  font-size: 10px;
  color: var(--vai-text-soft);
  padding: 6px 12px 8px;
  background: #fff;
  font-weight: 500;
}
.valmontai-footer-note a {
  color: var(--vai-orange);
  font-weight: 700;
  text-decoration: none;
}

/* Desktop adjustments */
@media (min-width: 768px) {
  .valmontai-btn {
    right: 24px;
    bottom: 24px;
  }
  .valmontai-panel {
    right: 24px;
    bottom: 96px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .valmontai-btn,
  .valmontai-panel,
  .valmontai-msg { transition: none; animation: none; }
  .valmontai-pulse { animation: none; }
  .valmontai-typing-dots span { animation: none; }
}