/* ==========================================================================
   TR Company SAS — Design System
   Signature: a floating "conversation thread" of chat bubbles in the hero,
   echoed as a quiet motif (dot-nodes, connecting lines) throughout the page —
   because this company's entire business is real-time chat conversation.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@500&display=swap');

:root {
  /* ---- Brand core (kept from original identity, refined for depth) ---- */
  --ink:            #08070C;   /* page background */
  --ink-soft:       #0F0C16;
  --surface:        #15111F;   /* card surface */
  --surface-2:      #1C1729;   /* elevated surface */
  --deep-purple:    #2A2340;   /* borders / depth */
  --purple:         #4B3C6C;   /* brand mid tone */
  --dark:           #423F51;   /* brand dark (legacy) */
  --lavender:       #A893F8;   /* brand accent */
  --lavender-bright:#C9BAFF;   /* accent glow / hover */
  --text-primary:   #F6F4FF;
  --text-light:     #D6CFFF;   /* brand secondary text */
  --text-secondary: #AFA2D1;
  --text-muted:     #6E6484;

  /* ---- Type ---- */
  --font-display: 'Sora', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* ---- Elevation ---- */
  --shadow-sm: 0 2px 12px rgba(0,0,0,.35);
  --shadow-md: 0 12px 40px rgba(8,7,12,.5);
  --shadow-glow: 0 0 0 1px rgba(168,147,248,.15), 0 20px 60px rgba(168,147,248,.12);

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;

  --ease: cubic-bezier(.16,.8,.24,1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

body {
  font-family: var(--font-body);
  background: var(--ink);
  color: var(--text-primary);
  line-height: 1.5;
  overflow-x: hidden;
}

a { color: inherit; }
img, svg { display: block; max-width: 100%; }
button { font-family: inherit; }
::selection { background: var(--lavender); color: var(--ink); }

/* Focus visibility for accessibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--lavender-bright);
  outline-offset: 3px;
  border-radius: 6px;
}

/* Ambient background texture: soft dot grid + radial glows, fixed under all content */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 15% 10%, rgba(168,147,248,.10) 0%, transparent 45%),
    radial-gradient(circle at 85% 30%, rgba(75,60,108,.18) 0%, transparent 40%),
    radial-gradient(circle at 50% 90%, rgba(168,147,248,.06) 0%, transparent 50%),
    radial-gradient(circle, rgba(255,255,255,.05) 1px, transparent 1.4px);
  background-size: auto, auto, auto, 34px 34px;
}

/* ==========================================================================
   LANGUAGE BAR
   ========================================================================== */
.lang-bar {
  position: relative;
  z-index: 200;
  display: flex;
  justify-content: flex-end;
  gap: 6px;
  padding: 10px 40px;
  background: var(--ink);
  border-bottom: 1px solid rgba(168,147,248,.08);
}
.lang-bar button {
  background: transparent;
  border: 1px solid rgba(168,147,248,.35);
  color: var(--lavender);
  padding: 5px 14px;
  border-radius: 999px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .06em;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.lang-bar button.active,
.lang-bar button:hover {
  background: var(--lavender);
  border-color: var(--lavender);
  color: var(--ink);
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
nav {
  position: sticky;
  top: 0;
  z-index: 150;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  height: 76px;
  background: rgba(15,12,22,.72);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid rgba(168,147,248,.10);
}
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: .01em;
}
.nav-brand .brand-mark {
  width: 34px; height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--lavender), var(--purple));
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 18px rgba(168,147,248,.35);
}
.nav-brand .brand-mark svg { width: 18px; height: 18px; }
.nav-brand span.brand-accent { color: var(--lavender); }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  position: relative;
  color: var(--text-light);
  text-decoration: none;
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  transition: background .25s var(--ease), color .25s var(--ease);
  white-space: nowrap;
}
.nav-links a:hover {
  background: rgba(168,147,248,.12);
  color: var(--text-primary);
}
.nav-links a.nav-cta {
  background: var(--lavender);
  color: var(--ink);
  font-weight: 600;
}
.nav-links a.nav-cta:hover {
  background: var(--lavender-bright);
  color: var(--ink);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--lavender);
  border-radius: 2px;
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ==========================================================================
   HERO — signature: floating chat-thread cluster
   ========================================================================== */
#home {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 40px;
  overflow: hidden;
  isolation: isolate;
}
#home .hero-bg-gradient {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 900px 600px at 50% 0%, rgba(168,147,248,.16), transparent 60%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-soft) 55%, var(--ink) 100%);
  z-index: -2;
}

/* floating bubble cluster, decorative, aria-hidden */
.chat-cluster { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.chat-bubble {
  position: absolute;
  background: rgba(168,147,248,.08);
  border: 1px solid rgba(168,147,248,.22);
  border-radius: 20px;
  backdrop-filter: blur(6px);
  box-shadow: 0 8px 30px rgba(168,147,248,.08);
  animation: floatY 7s ease-in-out infinite;
}
.chat-bubble.b1 { width: 92px; height: 46px; top: 14%; left: 8%; animation-delay: 0s; }
.chat-bubble.b2 { width: 64px; height: 64px; border-radius: 50% 50% 6px 50%; top: 62%; left: 12%; animation-delay: 1.2s; }
.chat-bubble.b3 { width: 110px; height: 50px; top: 20%; right: 9%; animation-delay: .6s; }
.chat-bubble.b4 { width: 70px; height: 70px; border-radius: 50% 50% 50% 6px; top: 66%; right: 14%; animation-delay: 1.8s; }
.chat-bubble.b5 { width: 54px; height: 30px; top: 42%; right: 22%; animation-delay: 2.4s; }
.dot-typing { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; gap: 4px; }
.dot-typing span {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--lavender-bright);
  animation: pulseDot 1.4s ease-in-out infinite;
}
.dot-typing span:nth-child(2) { animation-delay: .2s; }
.dot-typing span:nth-child(3) { animation-delay: .4s; }

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}
@keyframes pulseDot {
  0%, 100% { opacity: .25; transform: scale(.8); }
  50% { opacity: 1; transform: scale(1.15); }
}

.hero-content { position: relative; max-width: 780px; text-align: center; z-index: 1; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--lavender);
  margin-bottom: 22px;
  padding: 6px 16px;
  border: 1px solid rgba(168,147,248,.3);
  border-radius: 999px;
  background: rgba(168,147,248,.06);
}
.eyebrow::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--lavender); box-shadow: 0 0 0 4px rgba(168,147,248,.2); }

.hero-content h1 {
  font-family: var(--font-display);
  font-size: clamp(34px, 5.4vw, 68px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--text-primary);
  margin-bottom: 24px;
}
.hero-content h1 .brand-name { color: var(--lavender); }
.hero-content p.lede {
  font-size: 18px;
  color: var(--text-light);
  line-height: 1.75;
  max-width: 560px;
  margin: 0 auto 40px;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--lavender), #8F79E8);
  color: var(--ink);
  padding: 15px 34px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
  box-shadow: 0 8px 26px rgba(168,147,248,.28);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 14px 40px rgba(168,147,248,.42); }
.btn-primary:active { transform: translateY(-1px); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1.5px solid rgba(168,147,248,.4);
  color: var(--lavender);
  background: rgba(168,147,248,.04);
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  cursor: pointer;
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
}
.btn-outline:hover { background: var(--lavender); color: var(--ink); border-color: var(--lavender); transform: translateY(-3px); }

/* ==========================================================================
   SECTION SCAFFOLDING
   ========================================================================== */
section { position: relative; padding: 120px 40px; z-index: 1; }
.container { max-width: 1120px; margin: 0 auto; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--lavender);
  margin-bottom: 14px;
}
.section-label::before { content: ''; width: 22px; height: 1.5px; background: var(--lavender); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--text-primary);
  margin-bottom: 22px;
}
.section-body {
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--text-secondary);
  max-width: 760px;
}
.divider {
  width: 56px; height: 3px;
  background: linear-gradient(90deg, var(--lavender), transparent);
  border-radius: 2px;
  margin-bottom: 30px;
}

/* section separators — quiet, not decorative for its own sake */
#about, #contact { background: var(--ink); }
#services { background: linear-gradient(180deg, var(--ink-soft) 0%, #120E1B 100%); border-top: 1px solid rgba(168,147,248,.08); border-bottom: 1px solid rgba(168,147,248,.08); }

/* scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   ABOUT
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 50px;
}
.about-card {
  background: linear-gradient(155deg, var(--surface), var(--surface-2));
  border: 1px solid rgba(168,147,248,.14);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.about-card:hover {
  transform: translateY(-6px);
  border-color: rgba(168,147,248,.4);
  box-shadow: var(--shadow-glow);
}
.about-card h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}
.about-card p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-light);
}

.subsection-title {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  margin-top: 64px;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.subsection-hint { color: var(--text-muted); font-size: 14px; margin-bottom: 30px; }

.principles-list, .values-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 24px;
}
.principle-item, .value-item {
  position: relative;
  background: var(--surface);
  border: 1px solid rgba(168,147,248,.12);
  border-left: 3px solid var(--lavender);
  border-radius: var(--radius-sm);
  padding: 22px 24px;
  transition: transform .3s var(--ease), background .3s var(--ease), border-color .3s var(--ease);
}
.principle-item:hover, .value-item:hover {
  transform: translateX(4px);
  background: var(--surface-2);
  border-left-color: var(--lavender-bright);
}
.value-item { border-left-color: var(--purple); }
.value-item:hover { border-left-color: var(--lavender); }
.principle-item h4, .value-item h4 {
  font-family: var(--font-display);
  font-size: 14.5px;
  font-weight: 700;
  color: var(--lavender);
  margin-bottom: 8px;
}
.principle-item p, .value-item p {
  font-size: 13.5px;
  color: var(--text-light);
  line-height: 1.7;
}
.learn-more-wrap { margin-top: 46px; }

/* ==========================================================================
   SERVICES
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 50px;
}
.service-card {
  position: relative;
  background: linear-gradient(160deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid rgba(168,147,248,.14);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  overflow: hidden;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
}
.service-card::after {
  content: '';
  position: absolute; inset: -1px;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(168,147,248,.5), transparent 40%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity .4s var(--ease);
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-glow);
}
.service-card:hover::after { opacity: 1; }
.service-icon {
  width: 54px; height: 54px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--lavender), var(--purple));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px;
  box-shadow: 0 8px 22px rgba(168,147,248,.3);
}
.service-icon svg { width: 26px; height: 26px; color: var(--ink); }
.service-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}
.service-card p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-light);
}

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact-wrap {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 56px;
  margin-top: 50px;
}
.contact-info {
  background: linear-gradient(160deg, var(--surface), var(--surface-2));
  border: 1px solid rgba(168,147,248,.14);
  border-radius: var(--radius-md);
  padding: 32px;
  height: fit-content;
}
.contact-info h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 22px;
}
.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
}
.contact-detail:last-child { margin-bottom: 0; }
.contact-detail .icon {
  width: 40px; height: 40px;
  background: rgba(168,147,248,.1);
  border: 1px solid rgba(168,147,248,.25);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-detail .icon svg { width: 18px; height: 18px; color: var(--lavender); }
.contact-detail span {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.6;
  padding-top: 8px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
  background: var(--surface);
  border: 1px solid rgba(168,147,248,.14);
  border-radius: var(--radius-md);
  padding: 32px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { position: relative; }
.contact-form input,
.contact-form textarea {
  width: 100%;
  background: var(--ink-soft);
  border: 1px solid rgba(168,147,248,.2);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  color: var(--text-primary);
  font-size: 14.5px;
  font-family: var(--font-body);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--text-muted); }
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--lavender);
  box-shadow: 0 0 0 4px rgba(168,147,248,.14);
}
.contact-form textarea { resize: vertical; min-height: 140px; }

.btn-submit {
  background: linear-gradient(135deg, var(--lavender), #8F79E8);
  color: var(--ink);
  border: none;
  padding: 15px 36px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
  align-self: flex-start;
  box-shadow: 0 8px 26px rgba(168,147,248,.28);
}
.btn-submit:hover { transform: translateY(-3px); box-shadow: 0 14px 40px rgba(168,147,248,.42); }

.form-success {
  display: none;
  background: rgba(168,147,248,.12);
  border: 1px solid var(--lavender);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  color: var(--lavender-bright);
  font-weight: 600;
  font-size: 14px;
}
.form-success.show { display: block; animation: fadeSlide .4s var(--ease); }
@keyframes fadeSlide { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }

/* ==========================================================================
   PRIVACY POLICY PAGE
   ========================================================================== */
#privacy-page {
  display: none;
  min-height: 100vh;
  padding: 100px 40px;
  position: relative;
  z-index: 1;
}
.privacy-content { max-width: 820px; margin: 0 auto; }
.privacy-content h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 42px);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.privacy-content > p.subtitle { color: var(--text-muted); font-size: 14px; margin-bottom: 40px; font-family: var(--font-mono); }
.privacy-content h2 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--lavender);
  margin-top: 40px;
  margin-bottom: 12px;
}
.privacy-content p {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-light);
  margin-bottom: 14px;
}
.privacy-content ul {
  list-style: none;
  padding-left: 0;
  color: var(--text-light);
  font-size: 15.5px;
  line-height: 1.85;
  margin-bottom: 14px;
}
.privacy-content ul li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 8px;
}
.privacy-content ul li::before {
  content: '';
  position: absolute; left: 0; top: 10px;
  width: 8px; height: 8px;
  background: var(--lavender);
  border-radius: 2px;
}
.privacy-content strong { color: var(--lavender-bright); }
.privacy-footer-note {
  margin-top: 56px;
  padding-top: 26px;
  border-top: 1px solid rgba(168,147,248,.15);
}
.privacy-footer-note p { font-size: 13px; color: var(--text-muted); }

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--lavender);
  text-decoration: none;
  font-weight: 600;
  font-size: 14.5px;
  margin-bottom: 44px;
  cursor: pointer;
  background: rgba(168,147,248,.08);
  border: 1px solid rgba(168,147,248,.25);
  border-radius: 999px;
  padding: 10px 20px;
  transition: background .25s var(--ease), transform .25s var(--ease);
}
.back-btn:hover { background: rgba(168,147,248,.18); transform: translateX(-3px); }

/* ==========================================================================
   FOOTER
   ========================================================================== */
footer {
  position: relative;
  z-index: 1;
  background: var(--ink-soft);
  border-top: 1px solid rgba(168,147,248,.1);
  text-align: center;
  padding: 44px 40px;
}
footer p {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 6px;
}
footer a { color: var(--lavender); text-decoration: none; font-weight: 500; }
footer a:hover { text-decoration: underline; }

/* ==========================================================================
   MOBILE
   ========================================================================== */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
  .principles-list, .values-list { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .contact-wrap { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .lang-bar { padding: 8px 20px; }
  nav { padding: 0 20px; }
  .nav-links {
    display: none;
    position: absolute;
    top: 76px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(15,12,22,.98);
    backdrop-filter: blur(18px);
    padding: 16px 20px 24px;
    gap: 4px;
    border-bottom: 1px solid rgba(168,147,248,.14);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 16px; }
  .hamburger { display: flex; }
  section { padding: 72px 20px; }
  #home { padding: 64px 20px; min-height: 86vh; }
  .form-row { grid-template-columns: 1fr; }
  .chat-bubble { display: none; }
  .chat-bubble.b1, .chat-bubble.b3 { display: block; opacity: .5; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn-primary, .hero-actions .btn-outline { justify-content: center; width: 100%; }
}