/* ─── PREMIUM MOTION SYSTEM ─────────────────────────────── */
:root {
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Nav scroll elevation — desktop only */
@media (min-width: 768px) {
  nav {
    transition: background 0.4s var(--ease-smooth), box-shadow 0.4s var(--ease-smooth), border-color 0.4s var(--ease-smooth);
  }
  nav.nav-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    box-shadow: 0 4px 24px rgba(13, 27, 62, 0.08) !important;
  }
}

/* Premium entrance animations */
.fade-up, .fade-left, .fade-right {
  transition: opacity 0.75s var(--ease-out-expo), transform 0.75s var(--ease-out-expo);
}
.fade-up { transform: translateY(28px); }
.fade-left { transform: translateX(-28px); }
.fade-right { transform: translateX(28px); }

/* Page transitions */
.page.active {
  animation: pageIn 0.55s var(--ease-out-expo) forwards;
}
@keyframes pageIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Hero load choreography */
.hero-inner > .fade-up {
  animation: heroReveal 0.9s var(--ease-out-expo) 0.1s both;
}
.hero-showcase {
  animation: heroReveal 0.9s var(--ease-out-expo) 0.25s both;
}
@keyframes heroReveal {
  from { opacity: 0; transform: translateY(32px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Premium buttons */
.btn {
  position: relative;
  overflow: hidden;
  transition: transform 0.25s var(--ease-spring), box-shadow 0.25s var(--ease-smooth), background 0.25s var(--ease-smooth);
}
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.15) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.55s var(--ease-smooth);
}
.btn:hover::after { transform: translateX(120%); }
.btn:active { transform: scale(0.97) !important; }

/* Icon system */
.ico, .vp-ico, .fi-ico, .wg-ico, .add-card-ico, .hb-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.ico svg, .vp-ico svg, .fi-ico svg, .wg-ico svg, .add-card-ico svg, .hb-ico svg {
  width: 1.15em;
  height: 1.15em;
  stroke-width: 2;
}
.vp-ico svg { width: 20px; height: 20px; color: var(--blue-500); }
.fi-ico svg { width: 16px; height: 16px; color: var(--blue-500); }
.wg-ico svg { width: 22px; height: 22px; color: var(--blue-500); }
.add-card-ico svg { width: 22px; height: 22px; color: var(--blue-500); }
.hb-ico svg { width: 18px; height: 18px; color: var(--blue-500); }

.ico-inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  vertical-align: middle;
}
.ico-inline svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* Badge with icon */
.prod-badge, .hpl-name {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.prod-badge svg, .hpl-name svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
}

/* Card hover premium */
.vp-item, .svc-ov-card, .add-card, .prod-img-wrap {
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s var(--ease-smooth), border-color 0.3s;
}
.vp-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.svc-ov-card:hover { transform: translateY(-6px); }

/* Metric counter glow */
.hm-n, .hero-metrics .hm-n {
  transition: transform 0.4s var(--ease-spring);
}
.hm:hover .hm-n { transform: scale(1.05); }

/* Hero showcase premium crossfade */
.hs-panel {
  transition: opacity 1.1s var(--ease-smooth), transform 1.1s var(--ease-smooth);
}
.hs-panel.active {
  transform: scale(1);
}
.hs-panel:not(.active) {
  transform: scale(1.03);
}

/* List check icons via lucide in CSS - keep green checks */
.add-card-list.chk li::before { content: none; }
.add-card-list.chk li { gap: 8px; }
.add-card-list.chk li svg { width: 12px; height: 12px; color: var(--green); flex-shrink: 0; margin-top: 2px; }

/* Scroll progress bar */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--orange), var(--blue-500));
  z-index: 1001;
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 0.1s linear;
}

/* ─── CHATBOT — premium assistant UI ────────────────────── */
.chat-fab {
  position: fixed;
  bottom: max(20px, env(safe-area-inset-bottom));
  right: max(20px, env(safe-area-inset-right));
  z-index: 1100;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 14px;
}

/* Launcher pill */
.chat-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 52px;
  padding: 0 18px 0 14px;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  font-family: var(--f);
  color: #fff;
  background: linear-gradient(135deg, var(--navy) 0%, #1a3270 55%, #162750 100%);
  box-shadow:
    0 10px 36px rgba(13, 27, 62, 0.32),
    0 0 0 1px rgba(255, 255, 255, 0.08) inset;
  transition: transform 0.35s var(--ease-spring), box-shadow 0.35s var(--ease-smooth), padding 0.35s var(--ease-out-expo);
  animation: chatPulse 3.5s ease-in-out infinite;
}
.chat-toggle-icons {
  position: relative;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}
.chat-toggle-icons svg {
  position: absolute;
  inset: 0;
  width: 22px;
  height: 22px;
  transition: opacity 0.3s, transform 0.35s var(--ease-spring);
}
.chat-icon-close {
  opacity: 0;
  transform: rotate(-90deg) scale(0.6);
}
.chat-toggle.open .chat-icon-open {
  opacity: 0;
  transform: rotate(90deg) scale(0.6);
}
.chat-toggle.open .chat-icon-close {
  opacity: 1;
  transform: none;
}
.chat-toggle-text {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.chat-toggle:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 44px rgba(13, 27, 62, 0.38);
}
.chat-toggle.open {
  animation: none;
  padding: 0 14px;
  background: var(--gray-700);
  box-shadow: 0 8px 28px rgba(13, 27, 62, 0.28);
}
.chat-toggle.open .chat-toggle-text { display: none; }
@keyframes chatPulse {
  0%, 100% { box-shadow: 0 10px 36px rgba(13, 27, 62, 0.32), 0 0 0 0 rgba(59, 130, 196, 0.25); }
  50% { box-shadow: 0 10px 36px rgba(13, 27, 62, 0.32), 0 0 0 12px rgba(59, 130, 196, 0); }
}

/* Panel */
.chat-panel {
  width: min(400px, calc(100vw - 40px));
  height: min(580px, calc(100vh - 120px));
  background: #fff;
  border-radius: 24px;
  box-shadow:
    0 32px 96px rgba(13, 27, 62, 0.2),
    0 0 0 1px rgba(13, 27, 62, 0.06);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.94);
  transform-origin: bottom right;
  transition: opacity 0.4s var(--ease-out-expo), transform 0.45s var(--ease-out-expo), visibility 0.4s;
  pointer-events: none;
}
.chat-panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Header */
.chat-header {
  position: relative;
  flex-shrink: 0;
  overflow: hidden;
  background: linear-gradient(135deg, #0a1428 0%, var(--navy) 45%, #162750 100%);
  color: #fff;
}
.chat-header-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 80% at 0% 0%, rgba(59, 130, 196, 0.35) 0%, transparent 55%),
    radial-gradient(ellipse 50% 60% at 100% 100%, rgba(232, 84, 26, 0.18) 0%, transparent 50%);
  pointer-events: none;
}
.chat-header-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 18px 16px;
}
.chat-avatar {
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.chat-avatar-ring {
  position: absolute;
  inset: -3px;
  border-radius: 17px;
  border: 1.5px solid rgba(147, 196, 232, 0.35);
  animation: chatRing 2.5s ease-in-out infinite;
}
@keyframes chatRing {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.04); }
}
.chat-avatar svg { width: 20px; height: 20px; color: var(--blue-300); position: relative; z-index: 1; }
.chat-header-text { flex: 1; min-width: 0; }
.chat-header-text h3 {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 3px;
}
.chat-header-text p {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.55);
  display: flex;
  align-items: center;
  gap: 6px;
}
.chat-status-dot {
  width: 7px;
  height: 7px;
  background: #4ade80;
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(74, 222, 128, 0.6);
  animation: pulse 2s infinite;
}
.chat-close {
  margin-left: auto;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  width: 36px;
  height: 36px;
  border-radius: 11px;
  cursor: pointer;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s, transform 0.25s var(--ease-spring);
}
.chat-close:hover { background: rgba(255, 255, 255, 0.16); }
.chat-close:active { transform: scale(0.94); }
.chat-close svg { width: 16px; height: 16px; }

/* Messages */
.chat-body {
  flex: 1;
  min-height: 0;
  background:
    linear-gradient(180deg, var(--gray-50) 0%, #fff 100%);
  position: relative;
}
.chat-body::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image: radial-gradient(circle at 1px 1px, var(--gray-200) 1px, transparent 0);
  background-size: 20px 20px;
  pointer-events: none;
}
.chat-messages {
  position: relative;
  z-index: 1;
  height: 100%;
  overflow-y: auto;
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  scroll-behavior: smooth;
}
.chat-msg-row {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  animation: msgIn 0.4s var(--ease-out-expo) both;
}
.chat-msg-row.user {
  flex-direction: row-reverse;
}
.chat-msg-avatar {
  width: 28px;
  height: 28px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--navy), #1a3270);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-bottom: 2px;
}
.chat-msg-avatar svg { width: 13px; height: 13px; color: var(--blue-300); }
.chat-msg-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: calc(100% - 36px);
}
.chat-msg-row.user .chat-msg-col {
  align-items: flex-end;
}
@keyframes msgIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.chat-msg {
  padding: 12px 15px;
  border-radius: 18px;
  font-size: 13.5px;
  line-height: 1.58;
  max-width: 100%;
  word-break: break-word;
}
.chat-msg.bot {
  background: #fff;
  color: var(--navy);
  border: 1px solid var(--gray-200);
  box-shadow: 0 2px 8px rgba(13, 27, 62, 0.04);
  border-bottom-left-radius: 6px;
}
.chat-msg.user {
  background: linear-gradient(135deg, var(--navy) 0%, #1a3270 100%);
  color: #fff;
  border-bottom-right-radius: 6px;
  box-shadow: 0 4px 16px rgba(13, 27, 62, 0.18);
}
.chat-msg-actions { display: flex; flex-wrap: wrap; gap: 6px; }
.chat-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 100px;
  border: 1px solid rgba(59, 130, 196, 0.25);
  background: var(--blue-100);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--blue-700);
  cursor: pointer;
  font-family: var(--f);
  transition: all 0.22s var(--ease-smooth);
}
.chat-action-btn svg { width: 13px; height: 13px; }
.chat-action-btn:hover {
  background: var(--blue-500);
  color: #fff;
  border-color: var(--blue-500);
  transform: translateY(-1px);
}

/* Typing */
.chat-typing-row { align-items: flex-end; }
.chat-typing {
  display: flex;
  gap: 5px;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: 18px;
  border-bottom-left-radius: 6px;
  box-shadow: 0 2px 8px rgba(13, 27, 62, 0.04);
}
.chat-typing span {
  width: 6px;
  height: 6px;
  background: var(--blue-500);
  border-radius: 50%;
  animation: typingDot 1.2s infinite;
  opacity: 0.35;
}
.chat-typing span:nth-child(2) { animation-delay: 0.15s; }
.chat-typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes typingDot {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.35; }
  30% { transform: translateY(-5px); opacity: 1; }
}

/* Footer + quick chips */
.chat-footer {
  flex-shrink: 0;
  background: #fff;
  border-top: 1px solid var(--gray-100);
  padding-bottom: env(safe-area-inset-bottom);
}
.chat-quick {
  padding: 12px 0 8px;
  transition: opacity 0.3s, max-height 0.35s var(--ease-out-expo);
  max-height: 120px;
  overflow: hidden;
}
.chat-quick.is-hidden {
  opacity: 0;
  max-height: 0;
  padding: 0;
  pointer-events: none;
}
.chat-quick-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-500);
  padding: 0 16px 8px;
}
.chat-quick-scroll {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 0 16px 4px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.chat-quick-scroll::-webkit-scrollbar { display: none; }
.chat-chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 100px;
  border: 1px solid var(--gray-200);
  background: var(--gray-50);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  font-family: var(--f);
  white-space: nowrap;
  transition: all 0.22s var(--ease-smooth);
}
.chat-chip svg { width: 13px; height: 13px; color: var(--blue-500); flex-shrink: 0; }
.chat-chip:hover {
  border-color: var(--blue-500);
  background: var(--blue-100);
  transform: translateY(-1px);
}
.chat-chip-accent {
  border-color: rgba(232, 84, 26, 0.25);
  background: var(--orange-lt);
  color: var(--orange);
}
.chat-chip-accent svg { color: var(--orange); }
.chat-chip-accent:hover {
  background: var(--orange);
  color: #fff;
  border-color: var(--orange);
}
.chat-chip-accent:hover svg { color: #fff; }

/* Premium input bar */
.chat-input-bar {
  padding: 10px 14px 12px;
  background: linear-gradient(180deg, rgba(248, 249, 252, 0) 0%, var(--gray-50) 30%);
}
.chat-input-shell {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 6px 6px 6px 16px;
  background: #fff;
  border: 1.5px solid var(--gray-200);
  border-radius: 20px;
  box-shadow: 0 2px 12px rgba(13, 27, 62, 0.05);
  transition: border-color 0.25s, box-shadow 0.25s;
}
.chat-input-shell:focus-within {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 4px rgba(59, 130, 196, 0.1), 0 4px 16px rgba(13, 27, 62, 0.06);
}
.chat-input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 10px 0;
  font-size: 14px;
  font-family: var(--f);
  color: var(--navy);
  resize: none;
  max-height: 96px;
  line-height: 1.45;
  min-height: 22px;
}
.chat-input::placeholder { color: var(--gray-500); }
.chat-input:focus { outline: none; }
.chat-send {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  background: var(--gray-200);
  color: var(--gray-500);
  cursor: not-allowed;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.25s var(--ease-spring), background 0.25s, color 0.25s, box-shadow 0.25s;
}
.chat-send svg { width: 18px; height: 18px; }
.chat-send.is-ready {
  background: linear-gradient(135deg, var(--orange) 0%, #d44915 100%);
  color: #fff;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(232, 84, 26, 0.35);
}
.chat-send.is-ready:hover {
  transform: scale(1.06);
  box-shadow: 0 6px 20px rgba(232, 84, 26, 0.42);
}
.chat-send.is-ready:active { transform: scale(0.96); }
.chat-send:disabled { cursor: not-allowed; }
.chat-input-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 8px;
  font-size: 10px;
  color: var(--gray-500);
  letter-spacing: 0.02em;
}
.chat-input-dot { opacity: 0.45; }

body.chat-open { overflow: hidden; }
body.chat-open .chat-fab { z-index: 1105; }

.wa { display: none !important; }

/* Desktop enhancements */
@media (min-width: 768px) {
  .chat-panel {
    width: min(420px, calc(100vw - 48px));
    height: min(620px, calc(100vh - 100px));
    border-radius: 26px;
  }
  .chat-header-inner { padding: 20px 20px 18px; }
  .chat-msg { font-size: 14px; }
}

@media (max-width: 767px) {
  .chat-fab {
    bottom: max(14px, env(safe-area-inset-bottom));
    right: max(14px, env(safe-area-inset-right));
    left: auto;
    align-items: flex-end;
    pointer-events: none;
  }
  .chat-toggle {
    align-self: flex-end;
    height: 48px;
    pointer-events: auto;
  }
  .chat-panel {
    pointer-events: auto;
  }
  .chat-toggle-text { font-size: 12px; }
  .chat-panel {
    position: fixed;
    inset: 0;
    width: 100% !important;
    height: 100% !important;
    max-height: none;
    border-radius: 0;
    transform: translateY(100%);
    transform-origin: bottom center;
  }
  .chat-panel.open {
    transform: translateY(0);
  }
  .chat-header-inner { padding: 16px 16px 14px; }
  .chat-messages { padding: 16px 14px; }
  .chat-input-bar { padding: 10px 12px max(12px, env(safe-area-inset-bottom)); }
  .chat-input-meta { display: none; }
  body.chat-open .chat-toggle { display: none; }
  .chat-input {
    font-size: 16px !important;
    min-height: 24px;
    padding: 12px 0;
  }
  .chat-input-shell {
    min-height: 48px;
    padding: 4px 6px 4px 14px;
  }
  .chat-send {
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 480px) {
  .chat-toggle.open { width: 50px; padding: 0; justify-content: center; }
}

/* ═══════════════════════════════════════════════════════
   PREMIUM MOBILE EXPERIENCE — site-wide polish
   ═══════════════════════════════════════════════════════ */
@media (max-width: 767px) {
  /* Refined section rhythm */
  .sec-bg-white,
  .sec-bg-gray {
    position: relative;
  }

  /* Cards — subtle depth on touch */
  .svc-ov-card,
  .add-card,
  .tc {
    box-shadow: 0 2px 12px rgba(13, 27, 62, 0.04);
  }
  .svc-ov-card:active,
  .add-card:active {
    transform: scale(0.985);
    transition: transform 0.2s var(--ease-spring);
  }

  /* Value prop items — premium tap */
  .vp-item {
    transition: background 0.25s, transform 0.3s var(--ease-spring);
  }
  .vp-item:active {
    transform: scale(0.99);
    background: var(--gray-50);
  }

  /* Footer link touch targets */
  .ft-col a {
    padding: 4px 0;
    display: inline-block;
  }

  /* Scroll progress sits below floating nav */
  .scroll-progress {
    top: calc(10px + env(safe-area-inset-top));
    height: 2px;
    border-radius: 0 2px 2px 0;
    opacity: 0.9;
  }

  /* Hero headline premium weight */
  .hero-headline {
    letter-spacing: -0.035em;
  }

  /* Product rows — cleaner separation */
  .prod-row {
    border-bottom: 1px solid var(--gray-100);
  }
  .prod-row:last-child {
    border-bottom: none;
  }

  /* Inner page heroes */
  .ph-wrap {
    border-radius: 0 0 20px 20px;
    overflow: hidden;
  }

  /* Smooth page transitions on mobile */
  .page.active {
    animation: pageInMobile 0.5s var(--ease-out-expo) forwards;
  }
  @keyframes pageInMobile {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
  }
}