/* ================================================================
   MATEUS GOTTSCHALL — Landing Page CSS
   Design: Editorial · Premium · Acolhedor · Mobile-first
   Fonts: Playfair Display + Nunito
   ================================================================ */

/* ── RESET ────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img { max-width: 100%; height: auto; display: block; }
a  { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: inherit; }

/* ── DESIGN TOKENS ───────────────────────────────────────────── */
:root {
  /* Brand palette — inspired by the teal of the original site */
  --teal-900:  #143D4A;
  --teal-700:  #1E5C6E;
  --teal-500:  #2E8096;
  --teal-300:  #6FB8C9;
  --teal-100:  #C7E9F0;
  --teal-50:   #EBF7FA;
  --teal-mist: #F3FAFB;

  /* Neutral */
  --stone-900: #1C1917;
  --stone-700: #44403C;
  --stone-500: #78716C;
  --stone-300: #D6D3D1;
  --stone-100: #F5F5F4;
  --stone-50:  #FAFAF9;
  --white:     #FFFFFF;

  /* Accent warm */
  --sand:      #F0EBE3;
  --sand-dk:   #E0D5C9;

  /* WhatsApp */
  --wa-green:  #25D366;
  --wa-dark:   #128C7E;

  /* Typography */
  --f-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --f-body:    'Nunito', system-ui, -apple-system, sans-serif;

  /* Motion */
  --ease:      cubic-bezier(.22, 1, .36, 1);
  --ease-in:   cubic-bezier(.4, 0, 1, 1);

  /* Misc */
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-xl: 50px;

  --shadow-xs: 0 1px 4px rgba(0,0,0,.07);
  --shadow-sm: 0 2px 10px rgba(0,0,0,.09);
  --shadow-md: 0 6px 24px rgba(0,0,0,.11), 0 2px 6px rgba(0,0,0,.07);
  --shadow-lg: 0 16px 48px rgba(0,0,0,.14), 0 4px 12px rgba(0,0,0,.08);
  --shadow-teal: 0 8px 28px rgba(46,128,150,.35);
}

/* ── BASE ─────────────────────────────────────────────────────── */
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.68;
  color: var(--stone-700);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── LAYOUT ───────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 22px;
}
@media (min-width: 768px) { .container { padding: 0 40px; } }

/* ── REVEAL ANIMATIONS ────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal--d1 { transition-delay: .1s; }
.reveal--d2 { transition-delay: .2s; }
.reveal--d3 { transition-delay: .3s; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── TYPOGRAPHY UTILITIES ─────────────────────────────────────── */
.overline {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--teal-500);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--f-display);
  font-size: clamp(28px, 5.5vw, 46px);
  font-weight: 600;
  line-height: 1.15;
  color: var(--stone-900);
  margin-bottom: 18px;
}
.section-title em { font-style: italic; color: var(--teal-700); }

.section-desc {
  font-size: 17px;
  font-weight: 300;
  color: var(--stone-500);
  line-height: 1.75;
  max-width: 540px;
}

/* ── BUTTONS ──────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--f-body);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .01em;
  padding: 15px 30px;
  border-radius: var(--radius-xl);
  border: 2px solid transparent;
  transition: all .28s var(--ease);
  white-space: nowrap;
  line-height: 1;
}
.btn svg { flex-shrink: 0; transition: transform .28s var(--ease); }
.btn:hover svg { transform: translateX(3px); }

.btn--primary {
  background: var(--teal-700);
  color: var(--white);
  border-color: var(--teal-700);
  box-shadow: var(--shadow-teal);
}
.btn--primary:hover {
  background: var(--teal-900);
  border-color: var(--teal-900);
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(46,128,150,.45);
}

.btn--ghost {
  background: transparent;
  color: var(--teal-700);
  border-color: var(--teal-300);
}
.btn--ghost:hover {
  background: var(--teal-50);
  border-color: var(--teal-500);
}

.btn--header {
  background: var(--teal-700);
  color: var(--white);
  border-color: var(--teal-700);
  padding: 10px 22px;
  font-size: 13px;
  font-weight: 700;
}
.btn--header:hover { background: var(--teal-900); border-color: var(--teal-900); }

.btn--light {
  background: var(--white);
  color: var(--teal-700);
  border-color: var(--white);
  box-shadow: 0 6px 28px rgba(0,0,0,.18);
}
.btn--light:hover {
  background: var(--teal-50);
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(0,0,0,.22);
}

.btn--full { width: 100%; justify-content: center; }

.btn--large { font-size: 17px; padding: 18px 40px; }

.btn--wa {
  background: var(--wa-dark);
  border-color: var(--wa-dark);
  box-shadow: 0 6px 24px rgba(18,140,126,.35);
}
.btn--wa:hover {
  background: #0a6960;
  border-color: #0a6960;
  box-shadow: 0 12px 36px rgba(18,140,126,.48);
  transform: translateY(-2px);
}

/* ── HEADER ───────────────────────────────────────────────────── */
.header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--stone-300);
  transition: box-shadow .35s var(--ease);
}
.header.scrolled { box-shadow: var(--shadow-md); }

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand { display: flex; flex-direction: column; gap: 1px; text-decoration: none; }
.brand__name {
  font-family: var(--f-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--stone-900);
  line-height: 1.2;
}
.brand__crp { font-size: 11px; color: var(--stone-500); letter-spacing: .03em; }

.brand--light .brand__name { color: var(--white); }
.brand--light .brand__crp  { color: rgba(255,255,255,.55); }

.header__nav {
  display: none;
  gap: 32px;
}
@media (min-width: 768px) { .header__nav { display: flex; align-items: center; } }

.nav-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--stone-500);
  transition: color .2s;
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 2px;
  background: var(--teal-500);
  border-radius: 2px;
  transition: width .25s var(--ease);
}
.nav-link:hover { color: var(--teal-700); }
.nav-link:hover::after { width: 100%; }

/* ── HERO ─────────────────────────────────────────────────────── */
.hero {
  position: relative;
  background: var(--teal-mist);
  overflow: hidden;
  padding: 60px 0 0;
}

/* Organic blobs */
.hero__blob {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.hero__blob--1 {
  width: 560px; height: 560px;
  top: -180px; right: -160px;
  background: radial-gradient(circle, rgba(46,128,150,.13) 0%, transparent 68%);
}
.hero__blob--2 {
  width: 400px; height: 400px;
  bottom: 0; left: -100px;
  background: radial-gradient(circle, rgba(199,233,240,.55) 0%, transparent 70%);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  align-items: flex-end;
}
@media (min-width: 900px) {
  .hero { padding: 80px 0 0; }
  .hero__inner { grid-template-columns: 1fr 1fr; gap: 60px; }
}

/* Eyebrow */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--teal-700);
  background: rgba(46,128,150,.1);
  border: 1px solid rgba(46,128,150,.2);
  border-radius: var(--radius-xl);
  padding: 7px 16px;
  margin-bottom: 22px;
}
.eyebrow__dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--teal-500);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,100% { transform: scale(1); opacity: 1; }
  50%      { transform: scale(1.4); opacity: .7; }
}

/* Headline */
.hero__headline {
  font-family: var(--f-display);
  font-size: clamp(42px, 8vw, 74px);
  font-weight: 700;
  line-height: 1.08;
  color: var(--stone-900);
  margin-bottom: 22px;
  letter-spacing: -.01em;
}
.hero__headline em { font-style: italic; color: var(--teal-700); }

.hero__sub {
  font-size: 17px;
  font-weight: 300;
  color: var(--stone-500);
  line-height: 1.75;
  max-width: 460px;
  margin-bottom: 36px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 36px;
}
@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 52px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 600;
  color: var(--teal-700);
  background: var(--white);
  border: 1px solid var(--teal-100);
  border-radius: var(--radius-xl);
  padding: 6px 14px;
  box-shadow: var(--shadow-xs);
}
.badge svg { color: var(--teal-500); }

/* Hero Photo Frame */
.hero__photo {
  display: flex;
  justify-content: center;
  align-items: flex-end;
}

.photo-frame {
  position: relative;
  width: 100%;
  max-width: 420px;
}

.photo-frame__img {
  width: 100%;
  min-height: 340px;
  object-fit: cover;
  object-position: top center;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  display: block;
}

/* Fallback if image missing */
.photo-frame--fallback {
  background: linear-gradient(145deg, var(--teal-300) 0%, var(--teal-700) 100%);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  min-height: 380px;
}

@media (min-width: 900px) {
  .photo-frame__img,
  .photo-frame--fallback { min-height: 480px; }
}

.photo-frame__chip {
  position: absolute;
  bottom: 28px;
  left: -18px;
  background: var(--white);
  color: var(--stone-700);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--stone-100);
}
@media (max-width: 600px) { .photo-frame__chip { left: 8px; bottom: 16px; } }

.chip__pulse {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: #22C55E;
  flex-shrink: 0;
  position: relative;
}
.chip__pulse::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid #22C55E;
  animation: pulse-ring 1.8s ease-out infinite;
}
@keyframes pulse-ring {
  0%   { transform: scale(.7); opacity: .8; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* ── EMPATIA ──────────────────────────────────────────────────── */
.empathy { padding: 88px 0; background: var(--white); }

.section-intro { text-align: center; margin-bottom: 52px; }
.section-intro .section-desc { margin: 0 auto; }

.symptoms {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 52px;
}
@media (min-width: 560px) { .symptoms { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) { .symptoms { grid-template-columns: repeat(3, 1fr); } }

.symptom {
  padding: 26px 24px;
  border-radius: var(--radius-md);
  background: var(--stone-50);
  border: 1px solid var(--stone-300);
  transition: all .28s var(--ease);
}
.symptom:hover {
  border-color: var(--teal-300);
  background: var(--teal-50);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.symptom__icon { font-size: 30px; margin-bottom: 12px; }
.symptom h3 {
  font-family: var(--f-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--stone-900);
  margin-bottom: 8px;
}
.symptom p { font-size: 14px; color: var(--stone-500); line-height: 1.62; }

.empathy__cta {
  text-align: center;
  background: var(--sand);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  border: 1px solid var(--sand-dk);
}
.empathy__cta p {
  font-size: 17px;
  color: var(--stone-700);
  margin-bottom: 24px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

/* ── ABORDAGEM ────────────────────────────────────────────────── */
.approach { padding: 88px 0; background: var(--stone-50); }

.approach__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 60px;
  align-items: start;
}
@media (min-width: 900px) { .approach__inner { grid-template-columns: 1fr 1fr; } }

.approach__text .section-desc { margin-bottom: 36px; }

.steps { display: flex; flex-direction: column; gap: 28px; }

.step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.step__num {
  font-family: var(--f-display);
  font-size: 40px;
  font-weight: 700;
  color: var(--teal-100);
  line-height: 1;
  min-width: 50px;
  flex-shrink: 0;
  transition: color .25s;
}
.step:hover .step__num { color: var(--teal-300); }

.step__body h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--stone-900);
  margin-bottom: 6px;
}
.step__body p { font-size: 14px; color: var(--stone-500); line-height: 1.65; }

/* TCC card */
.approach__card { position: sticky; top: 100px; }

.tcc-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--stone-300);
}

.tcc-card__header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--stone-300);
}
.tcc-card__icon { font-size: 32px; flex-shrink: 0; }
.tcc-card__header h3 {
  font-family: var(--f-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--stone-900);
  margin-bottom: 4px;
}
.tcc-card__header p { font-size: 13px; color: var(--stone-500); }

.tcc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 28px;
}
.tcc-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--stone-700);
  line-height: 1.4;
}
.tcc-list svg {
  color: var(--teal-500);
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── SOBRE ────────────────────────────────────────────────────── */
.about { padding: 88px 0; background: var(--white); }

.about__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 60px;
  align-items: start;
}
@media (min-width: 900px) { .about__inner { grid-template-columns: 340px 1fr; } }

/* About photo — same image as hero, cropped differently */
.about-photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: linear-gradient(145deg, var(--teal-300) 0%, var(--teal-700) 100%);
  aspect-ratio: 4/5;
}
.about-photo__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}
.about-photo--fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.5);
  font-size: 13px;
}

.about-creds {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}
.cred {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--stone-600, #57534E);
}
.cred svg { color: var(--teal-500); flex-shrink: 0; }

.about__text p {
  color: var(--stone-500);
  margin-bottom: 18px;
  font-size: 16px;
  font-weight: 300;
  line-height: 1.78;
}
.about__text strong { color: var(--stone-900); font-weight: 700; }

.modalities {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 28px 0 32px;
  padding: 22px 24px;
  background: var(--teal-50);
  border: 1px solid var(--teal-100);
  border-radius: var(--radius-md);
}
@media (min-width: 560px) { .modalities { flex-direction: row; } }

.modality {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  flex: 1;
}
.modality__icon { font-size: 26px; flex-shrink: 0; }
.modality strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--stone-900);
  margin-bottom: 2px;
}
.modality span { font-size: 13px; color: var(--stone-500); }

/* ── FAQ ──────────────────────────────────────────────────────── */
.faq { padding: 88px 0; background: var(--stone-50); }

.faq .section-intro { text-align: left; margin-bottom: 48px; }

.faq__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: start;
}
@media (min-width: 900px) {
  .faq__grid { grid-template-columns: 1fr 340px; gap: 60px; }
}

/* Accordion */
.accordion { display: flex; flex-direction: column; }

.accordion__item { border-bottom: 1px solid var(--stone-300); }
.accordion__item:first-child { border-top: 1px solid var(--stone-300); }

.accordion__btn {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 0;
  background: none;
  border: none;
  font-size: 15px;
  font-weight: 700;
  color: var(--stone-900);
  text-align: left;
  transition: color .2s;
}
.accordion__btn:hover { color: var(--teal-700); }

.accordion__icon {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 2px solid var(--teal-300);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  transition: all .3s var(--ease);
}
.accordion__icon::before,
.accordion__icon::after {
  content: '';
  position: absolute;
  background: var(--teal-700);
  border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s;
}
.accordion__icon::before { width: 12px; height: 2px; }
.accordion__icon::after  { width: 2px;  height: 12px; }

.accordion__btn[aria-expanded="true"] .accordion__icon {
  background: var(--teal-700);
  border-color: var(--teal-700);
}
.accordion__btn[aria-expanded="true"] .accordion__icon::before { background: var(--white); }
.accordion__btn[aria-expanded="true"] .accordion__icon::after  { background: var(--white); transform: scaleY(0); }

.accordion__body {
  overflow: hidden;
  max-height: 0;
  transition: max-height .4s var(--ease), padding .3s;
}
.accordion__body.open { max-height: 280px; }

.accordion__body p {
  padding-bottom: 20px;
  font-size: 15px;
  font-weight: 300;
  color: var(--stone-500);
  line-height: 1.72;
}

/* FAQ aside card */
.faq-card {
  background: var(--teal-700);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: sticky;
  top: 100px;
}
.faq-card h3 {
  font-family: var(--f-display);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
  line-height: 1.3;
}
.faq-card p {
  font-size: 14px;
  font-weight: 300;
  color: rgba(255,255,255,.75);
  margin-bottom: 24px;
  line-height: 1.65;
}
.faq-card .btn--primary {
  background: var(--white);
  color: var(--teal-700);
  border-color: var(--white);
  box-shadow: 0 4px 16px rgba(0,0,0,.2);
}
.faq-card .btn--primary:hover {
  background: var(--teal-50);
  border-color: var(--teal-50);
}

/* ── CTA FINAL ────────────────────────────────────────────────── */
.final-cta {
  position: relative;
  background: var(--teal-900);
  padding: 100px 0;
  overflow: hidden;
}

.final-cta__bg { position: absolute; inset: 0; pointer-events: none; }
.fcta__orb {
  position: absolute;
  border-radius: 50%;
}
.fcta__orb--1 {
  width: 700px; height: 700px;
  top: -300px; left: -200px;
  background: radial-gradient(circle, rgba(46,128,150,.3) 0%, transparent 65%);
}
.fcta__orb--2 {
  width: 500px; height: 500px;
  bottom: -200px; right: -100px;
  background: radial-gradient(circle, rgba(111,184,201,.2) 0%, transparent 65%);
}

.final-cta__inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

.final-cta__inner h2 {
  font-family: var(--f-display);
  font-size: clamp(32px, 6vw, 58px);
  font-weight: 700;
  color: var(--white);
  line-height: 1.13;
  margin-bottom: 18px;
}
.final-cta__inner h2 em {
  font-style: italic;
  color: var(--teal-300);
}
.final-cta__inner > p {
  font-size: 17px;
  font-weight: 300;
  color: rgba(255,255,255,.65);
  max-width: 460px;
  margin: 0 auto 40px;
  line-height: 1.72;
}

.fcta__note {
  display: block;
  margin-top: 18px;
  font-size: 13px;
  color: rgba(255,255,255,.4);
}

/* ── FOOTER ───────────────────────────────────────────────────── */
.footer { background: var(--stone-900); }

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding-top: 52px;
  padding-bottom: 36px;
}
@media (min-width: 768px) {
  .footer__inner { flex-direction: row; justify-content: space-between; align-items: flex-start; }
}

.footer__desc {
  font-size: 14px;
  font-weight: 300;
  color: rgba(255,255,255,.4);
  margin-top: 10px;
  line-height: 1.65;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: rgba(255,255,255,.45);
  transition: color .2s;
}
.footer__link:hover { color: var(--teal-300); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.07);
  padding: 22px 0;
}
.footer__bottom .container {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.footer__bottom p { font-size: 12px; font-weight: 300; color: rgba(255,255,255,.3); line-height: 1.55; }
.footer__bottom strong { font-weight: 700; color: rgba(255,255,255,.5); }

/* ── WHATSAPP FLOAT ───────────────────────────────────────────── */
.wa-float {
  position: fixed;
  bottom: 26px;
  right: 26px;
  z-index: 300;
  width: 62px; height: 62px;
  background: var(--wa-green);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 26px rgba(37,211,102,.5);
  transition: all .28s var(--ease);
  opacity: 0;
  transform: translateY(16px);
  animation: pulse-wa 2.8s ease-in-out 3.5s infinite;
}
.wa-float.ready { opacity: 1; transform: translateY(0); }
.wa-float:hover {
  background: var(--wa-dark);
  transform: scale(1.1);
  box-shadow: 0 10px 32px rgba(37,211,102,.55);
  animation: none;
}

@keyframes pulse-wa {
  0%,100% { box-shadow: 0 6px 26px rgba(37,211,102,.5); }
  50%      { box-shadow: 0 6px 36px rgba(37,211,102,.7), 0 0 0 10px rgba(37,211,102,.1); }
}

.wa-float__label {
  position: absolute;
  right: 72px;
  background: var(--stone-900);
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  padding: 7px 13px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
  box-shadow: var(--shadow-sm);
}
.wa-float__label::after {
  content: '';
  position: absolute;
  top: 50%; right: -5px;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--stone-900);
  border-right: none;
}
.wa-float:hover .wa-float__label { opacity: 1; }

/* ── RESPONSIVE HELPERS ───────────────────────────────────────── */
@media (max-width: 599px) {
  .empathy { padding: 64px 0; }
  .approach, .about, .faq { padding: 64px 0; }
  .final-cta { padding: 72px 0; }
}