/*
  Estilos de seção/componente — convertidos dos estilos inline de
  design_handoff_landing_csi/Landing CSI.dc.html para classes reutilizáveis.
  Sempre via var(--token) definido em tokens.css (nenhuma cor solta aqui).
*/

/* ---------- Reset & base ---------- */
html {
  scroll-behavior: smooth;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-creme-fundo);
  color: var(--color-texto);
  -webkit-font-smoothing: antialiased;
}

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  overflow-x: hidden;
}

a {
  color: var(--color-petroleo-700);
  text-decoration: none;
  transition: color var(--transition-base);
}
a:hover {
  color: var(--color-petroleo-900);
}

::selection {
  background: var(--color-ambar);
  color: var(--color-ambar-texto);
}

input, textarea, button, select {
  font: inherit;
}
input::placeholder, textarea::placeholder {
  color: var(--color-mono-label);
}

img {
  max-width: 100%;
  display: block;
}

:focus-visible {
  outline: 2px solid var(--color-petroleo-700);
  outline-offset: 2px;
}

[hidden] {
  display: none !important;
}

.wrap {
  max-width: var(--container-max);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-petroleo-900);
  color: var(--color-creme-surface);
  padding: 10px 16px;
  z-index: 100;
  border-radius: 0 0 8px 0;
  font-size: 14px;
  font-weight: 600;
}
.skip-link:focus {
  left: 0;
}

.symbol {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  overflow: hidden;
  flex: none;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--size-eyebrow);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-petroleo-700);
}
.eyebrow--ambar {
  color: var(--color-ambar);
}

.section-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--size-h2-secao);
  line-height: 1.08;
  letter-spacing: -0.035em;
  font-weight: 800;
  color: var(--color-petroleo-900);
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  cursor: pointer;
  border: none;
  white-space: nowrap;
  transition: background-color var(--transition-base), border-color var(--transition-base),
    color var(--transition-base), box-shadow var(--transition-base);
}

.btn--ambar {
  background: var(--color-ambar);
  color: var(--color-ambar-texto);
}
.btn--ambar:hover {
  background: var(--color-ambar-hover);
  color: var(--color-ambar-texto);
}

.btn--header {
  height: 44px;
  padding: 0 20px;
  border-radius: var(--radius-btn-sm);
  font-size: 14px;
  box-shadow: var(--shadow-header-cta);
}

.btn--hero-primary {
  height: 56px;
  padding: 0 26px;
  border-radius: var(--radius-btn-lg);
  font-size: 16px;
  box-shadow: var(--shadow-cta-ambar);
}

.btn--hero-secondary {
  height: 56px;
  padding: 0 24px;
  border-radius: var(--radius-btn-lg);
  font-size: 16px;
  font-weight: 600;
  border: 1px solid var(--color-linha-forte);
  color: var(--color-petroleo-900);
  background: transparent;
}
.btn--hero-secondary:hover {
  border-color: var(--color-petroleo-900);
  color: var(--color-petroleo-900);
}

.btn--closing-dark {
  height: 50px;
  padding: 0 22px;
  border-radius: var(--radius-btn);
  background: var(--color-petroleo-900);
  color: var(--color-creme-surface);
  font-size: 15px;
}
.btn--closing-dark:hover {
  background: var(--color-petroleo-700);
  color: var(--color-creme-surface);
}

.btn--differentials {
  height: 54px;
  padding: 0 24px;
  border-radius: var(--radius-btn-lg);
  font-size: 16px;
  box-shadow: 0 12px 26px -14px rgba(233, 161, 59, 0.85);
}

.btn--form-submit {
  height: 56px;
  border-radius: var(--radius-btn-lg);
  font-size: 16px;
  box-shadow: var(--shadow-cta-ambar-lg);
  width: 100%;
}

.btn--footer {
  height: 46px;
  padding: 0 18px;
  border-radius: var(--radius-icon);
  font-size: 14px;
  align-self: flex-start;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(244, 243, 238, 0.88);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-linha);
}

.site-header__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 12px var(--container-padding-x);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  flex: 0 1 auto;
  min-width: max-content;
  margin-right: auto;
}

.brand__wordmark {
  font-family: var(--font-heading);
  font-size: 23px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--color-petroleo-900);
  line-height: 1;
}
.brand--reverse .brand__wordmark {
  color: var(--color-creme-surface);
  font-size: 23px;
}
.brand--footer {
  gap: 11px;
}
.brand__text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.brand__descriptor {
  font-size: 8px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--on-dark-55);
  font-weight: 500;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px clamp(14px, 2.4vw, 30px);
  order: 2;
  flex: 1 1 220px;
}
.site-nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-texto-medio);
}
.site-nav a:hover {
  color: var(--color-petroleo-900);
}

.header-cta {
  order: 3;
}

/* ---------- Hero ---------- */
.hero {
  padding: var(--hero-padding-top) var(--container-padding-x) var(--hero-padding-bottom);
  scroll-margin-top: 80px;
}
.hero .wrap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
  gap: clamp(36px, 5vw, 72px);
  align-items: center;
}

.hero__text {
  display: flex;
  flex-direction: column;
  gap: 26px;
  min-width: 0;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  align-self: flex-start;
  padding: 7px 13px 7px 10px;
  border-radius: var(--radius-pill);
  background: var(--color-creme-surface);
  border: 1px solid var(--color-linha);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-texto-medio);
}
.pill__dot {
  width: 7px;
  height: 7px;
  border-radius: var(--radius-pill);
  background: var(--color-ambar);
  flex: none;
}

.hero__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--size-h1-hero);
  line-height: 1.03;
  letter-spacing: -0.04em;
  font-weight: 800;
  color: var(--color-petroleo-900);
}

.hero__sub {
  margin: 0;
  font-size: var(--size-sub-hero);
  line-height: 1.6;
  color: var(--color-texto-corpo-hero);
  max-width: 540px;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.hero__proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  padding-top: 6px;
}
.hero__proof-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-texto-suave);
}
.hero__proof-dot {
  width: 5px;
  height: 5px;
  border-radius: var(--radius-pill);
  background: var(--color-petroleo-700);
  flex: none;
}

.hero__media {
  position: relative;
  min-width: 0;
}

.hero__photo-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3.4;
  border-radius: var(--radius-hero-photo);
  overflow: hidden;
  border: 1px solid var(--color-linha);
  box-shadow: var(--shadow-hero-photo);
}
.hero__photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 60% 40%;
}

.hero__floating-card {
  position: absolute;
  left: clamp(-8px, -1.5vw, 0px);
  bottom: -22px;
  background: var(--color-petroleo-900);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-floating-card);
  max-width: calc(100% - 20px);
}
.hero__floating-card-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.hero__floating-card-title {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--color-creme-surface);
}
.hero__floating-card-desc {
  font-size: 12px;
  color: var(--on-dark-62);
}

/* ---------- Indicadores ---------- */
.indicators-wrap {
  padding: 0 var(--container-padding-x);
}
.indicators {
  max-width: var(--container-max);
  margin: 0 auto;
  background: var(--color-petroleo-900);
  border-radius: var(--radius-captacao);
  padding: clamp(30px, 3.6vw, 46px) clamp(24px, 3.4vw, 48px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: clamp(24px, 3vw, 40px);
}
.indicator {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.indicator__value {
  font-family: var(--font-heading);
  font-size: var(--size-indicador);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--color-ambar);
  line-height: 1;
}
.indicator__desc {
  font-size: 14px;
  line-height: 1.45;
  color: var(--on-dark-74);
}
.indicator__placeholder {
  font-family: var(--font-mono);
  font-size: var(--size-eyebrow-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ambar);
}

/* ---------- Serviços ---------- */
.services {
  padding: clamp(72px, 9vw, 128px) var(--container-padding-x) clamp(20px, 3vw, 40px);
  scroll-margin-top: 84px;
}
.services .wrap {
  display: flex;
  flex-direction: column;
  gap: clamp(32px, 4vw, 52px);
}
.services__header {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: flex-end;
  justify-content: space-between;
}
.services__heading {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 620px;
}
.services__intro {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-texto-suave);
  max-width: 360px;
}
.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(258px, 1fr));
  gap: clamp(16px, 1.8vw, 22px);
}
.service-card {
  background: var(--color-creme-surface);
  border: 1px solid var(--color-linha);
  border-radius: var(--radius-card);
  padding: clamp(24px, 2.4vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.service-card:hover {
  border-color: var(--color-card-hover-border);
  box-shadow: var(--shadow-card-hover);
}
.service-card__icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-icon);
  background: var(--color-card-icone-bg);
  display: flex;
  align-items: center;
  justify-content: center;
}
.service-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--size-h3-card);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-petroleo-900);
  line-height: 1.2;
}
.service-card__benefit {
  margin: 0;
  font-size: var(--size-corpo-sm);
  line-height: 1.55;
  color: var(--color-texto-suave);
  flex: 1;
}
.service-card__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-petroleo-700);
}
.service-card__link:hover {
  color: var(--color-petroleo-900);
}

.services__closing {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  justify-content: space-between;
  padding: clamp(20px, 2.2vw, 28px) clamp(22px, 2.4vw, 32px);
  border-radius: var(--radius-lg);
  background: var(--color-branco);
  border: 1px dashed var(--color-linha-forte);
}
.services__closing p {
  margin: 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-texto-medio);
  max-width: 620px;
}

/* ---------- Diferenciais ---------- */
.differentials {
  padding: clamp(72px, 9vw, 128px) var(--container-padding-x);
  scroll-margin-top: 84px;
}
.differentials .wrap {
  display: flex;
  flex-direction: column;
  gap: clamp(32px, 4vw, 52px);
}
.differentials__heading {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 660px;
}
.differentials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: clamp(20px, 2.4vw, 32px);
}
.differential {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 22px;
  border-top: 2px solid var(--color-petroleo-900);
}
.differential__number {
  font-family: var(--font-mono);
  font-size: var(--size-eyebrow);
  letter-spacing: 0.12em;
  color: var(--color-ambar);
}
.differential__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--size-h3-diferencial);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-petroleo-900);
}
.differential__body {
  margin: 0;
  font-size: var(--size-corpo-sm);
  line-height: 1.6;
  color: var(--color-texto-suave);
}
.differentials__closing {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}
.differentials__closing-note {
  font-size: 14px;
  color: var(--color-texto-suave);
}

/* ---------- Depoimentos ---------- */
.testimonials {
  padding: 0 var(--container-padding-x) clamp(72px, 9vw, 120px);
}
.testimonials .wrap {
  display: flex;
  flex-direction: column;
  gap: clamp(28px, 3.4vw, 44px);
}
.testimonials__header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 16px;
  justify-content: space-between;
}
.testimonials__header .section-title {
  font-size: var(--size-h2-depoimentos);
  line-height: 1.12;
  letter-spacing: -0.03em;
}
.badge-placeholder {
  font-family: var(--font-mono);
  font-size: var(--size-eyebrow);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-badge-placeholder-fg);
  background: var(--color-badge-placeholder-bg);
  padding: 6px 10px;
  border-radius: 8px;
}
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(16px, 1.8vw, 22px);
}
.testimonial {
  background: var(--color-creme-surface);
  border: 1px solid var(--color-linha);
  border-radius: var(--radius-card);
  padding: clamp(24px, 2.4vw, 30px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.testimonial__quote {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--size-citacao);
  line-height: 1.5;
  letter-spacing: -0.015em;
  color: var(--color-petroleo-900);
}
.testimonial__footer {
  border-top: 1px solid var(--color-divider-testemunho);
  padding-top: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial__avatar {
  flex: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  background: repeating-linear-gradient(135deg, var(--color-avatar-stripe) 0 6px, var(--color-creme-fundo) 6px 12px);
  border: 1px solid var(--color-linha);
}
.testimonial__name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-texto);
}
.testimonial__role {
  font-size: 13px;
  color: var(--color-mono-label);
}

/* ---------- Captação / formulário ---------- */
.lead-section {
  padding: 0 var(--container-padding-x) clamp(72px, 9vw, 120px);
  scroll-margin-top: 84px;
}
.lead-section .wrap {
  background: var(--color-petroleo-900);
  border-radius: var(--radius-captacao);
  padding: clamp(28px, 4vw, 56px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: clamp(28px, 3.4vw, 48px);
  align-items: start;
}

.lead-section__info {
  display: flex;
  flex-direction: column;
  gap: 22px;
  min-width: 0;
}
.lead-section__heading {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.lead-section__heading .section-title {
  font-size: var(--size-h2-captacao);
  color: var(--color-creme-surface);
}
.lead-section__heading p {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--on-dark-72);
  max-width: 460px;
}

.lead-section__bullets {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 6px;
}
.lead-section__bullet {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.lead-section__bullet-dot {
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--color-ambar);
  margin-top: 8px;
}
.lead-section__bullet-text {
  font-size: 15px;
  line-height: 1.5;
  color: var(--on-dark-86);
}

.schedule-note {
  margin-top: 8px;
  padding: 22px;
  border-radius: var(--radius-md);
  background: var(--on-dark-07);
  border: 1px solid var(--on-dark-14);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.schedule-note__title {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
  color: var(--color-creme-surface);
}
.schedule-note__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--on-dark-68);
}

.lead-form-card {
  background: var(--color-creme-surface);
  border-radius: var(--radius-form-card);
  padding: clamp(24px, 2.8vw, 36px);
  min-width: 0;
  box-shadow: var(--shadow-form);
}
.lead-form-card__header {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.lead-form-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--size-h3-form);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--color-petroleo-900);
}
.lead-form-card__subtitle {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-mono-label);
}

.lead-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 7px;
  min-width: 0;
}
.form-field__label {
  font-size: var(--size-label-campo);
  font-weight: 600;
  color: var(--color-texto-medio);
}
.form-field input,
.form-field textarea,
.form-field select {
  height: 50px;
  padding: 0 15px;
  border-radius: var(--radius-btn-sm);
  border: 1px solid var(--color-linha-input);
  background: var(--color-branco);
  font-size: 15px;
  color: var(--color-texto);
  outline: none;
  width: 100%;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.form-field textarea {
  height: auto;
  padding: 13px 15px;
  line-height: 1.5;
  resize: vertical;
}
.form-field select {
  -webkit-appearance: none;
  appearance: none;
}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: var(--color-petroleo-700);
  box-shadow: var(--shadow-focus-ring);
}
.form-field--error input,
.form-field--error textarea,
.form-field--error select {
  border-color: var(--color-erro);
}
.form-field__error {
  font-size: 12px;
  color: var(--color-erro);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
}

.form-legal-note {
  margin: 0;
  font-size: var(--size-nota-legal);
  line-height: 1.5;
  color: var(--color-texto-suave);
}

.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-error-banner {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 16px;
  border-radius: var(--radius-btn-sm);
  background: var(--color-erro-bg);
  border: 1px solid var(--color-erro-border);
  color: var(--color-erro-texto);
  font-size: 14px;
  line-height: 1.5;
}
.form-error-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.form-error-banner__retry {
  cursor: pointer;
  background: transparent;
  border: 0;
  padding: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-petroleo-700);
  text-decoration: underline;
}

.form-success {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 8px 0;
}
.form-success__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--size-h3-sucesso);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-petroleo-900);
}
.form-success__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-texto-suave);
}
.form-success__retry {
  align-self: flex-start;
  cursor: pointer;
  background: transparent;
  border: 0;
  padding: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-petroleo-700);
  text-decoration: underline;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-petroleo-900);
  padding: clamp(48px, 6vw, 80px) var(--container-padding-x) 28px;
}
.site-footer .wrap {
  display: flex;
  flex-direction: column;
  gap: 40px;
}
.site-footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: clamp(28px, 3.4vw, 48px);
}
.site-footer__col {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.site-footer__brand-col {
  gap: 16px;
}
.site-footer__brand-row {
  display: flex;
  align-items: center;
  gap: 11px;
}
.site-footer__tagline {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--on-dark-62);
  max-width: 280px;
}
.site-footer__heading {
  font-family: var(--font-mono);
  font-size: var(--size-eyebrow-sm);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--badge-ambar-90);
}
.site-footer__list {
  display: flex;
  flex-direction: column;
  gap: 9px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--on-dark-78);
}
.site-footer__list a {
  color: var(--on-dark-78);
}
.site-footer__list a:hover {
  color: var(--color-ambar);
}
.site-footer__hours {
  font-size: 14px;
  line-height: 1.6;
  color: var(--on-dark-78);
}
.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: space-between;
  padding-top: 22px;
  border-top: 1px solid var(--on-dark-14);
  font-size: 12px;
  color: var(--on-dark-50);
}
.site-footer__bottom .placeholder-note {
  color: var(--badge-ambar-80);
}

/* ---------- WhatsApp flutuante ---------- */
.whatsapp-fab {
  position: fixed;
  right: clamp(14px, 2.4vw, 28px);
  bottom: clamp(14px, 2.4vw, 28px);
  z-index: 60;
  display: inline-flex;
  align-items: center;
  gap: 11px;
  height: 56px;
  padding: 0 20px;
  border-radius: var(--radius-pill);
  background: var(--color-ambar);
  color: var(--color-ambar-texto);
  font-size: 15px;
  font-weight: 600;
  box-shadow: var(--shadow-whatsapp);
}
.whatsapp-fab:hover {
  background: var(--color-ambar-hover);
  color: var(--color-ambar-texto);
}
.whatsapp-fab__icon {
  flex: none;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.whatsapp-fab__icon svg {
  width: 100%;
  height: 100%;
}

/* ---------- Utilitário visualmente oculto (leitores de tela) ---------- */
.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;
}