/* =========================================================================
   CSPM — Casa de Saúde Pinheiro Machado
   Design system
   Paleta: azul-petróleo institucional + verde-saúde de apoio + vermelho
   reservado exclusivamente para Emergência + bronze sutil como assinatura
   de "27 anos de cuidado contínuo".
   Tipografia: Fraunces (serif, acolhedora e histórica) para títulos,
   Inter (humanista, altamente legível) para corpo e interface,
   IBM Plex Mono para dados/rótulos técnicos (horários, telefones, siglas).
   ========================================================================= */

:root {
  /* Cor */
  --color-primary: #130760;
  --color-primary-dark: #082a40;
  --color-primary-light: #14607f;
  --color-accent: #1e8e7e;
  --color-accent-dark: #146b5f;
  --color-accent-soft: #e4f3f0;
  --color-emergency:  #537c8ddf;
  --color-emergency-dark: #f41818;
  --color-emergency-soft: #fdeaec;
  --color-bronze: #b9834e;
  --color-bg: #f7fafa;
  --color-surface: #ffffff;
  --color-surface-alt: #eef4f4;
  --color-text: #14232f;
  --color-text-muted: #47606c;
  --color-border: #dbe6e6;
  --color-focus: #ffb703;

  /* Tipografia */
  --font-display: Arial, Helvetica, sans-serif;
  --font-body: Arial, Helvetica, sans-serif;
  --font-mono: Arial, Helvetica, sans-serif;

  /* Espaçamento */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --space-7: 6.5rem;

  /* Layout */
  --container-max: 1200px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(11, 61, 92, 0.08);
  --shadow-md: 0 8px 24px rgba(11, 61, 92, 0.10);
  --shadow-lg: 0 20px 48px rgba(11, 61, 92, 0.16);
  --header-h: 84px;
}

/* =========================================================================
   Reset & base
   ========================================================================= */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
ul { padding: 0; margin: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-display); color: var(--color-primary-dark); line-height: 1.15; margin: 0 0 var(--space-2); font-weight: 600; }
h1 { font-size: clamp(2.2rem, 4.2vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 1.8vw, 1.5rem); }
p { margin: 0 0 var(--space-2); color: var(--color-text-muted); }
strong { color: var(--color-text); }

/* Foco visível — acessibilidade WCAG 2.1 AA */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--color-primary);
  color: #fff;
  padding: 12px 20px;
  z-index: 2000;
  border-radius: 0 0 8px 0;
  font-weight: 600;
  text-decoration: none;
}
.skip-link:focus {
  left: 0;
  top: 0;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.section { padding-block: var(--space-6); }
.section--alt { background: var(--color-surface-alt); }
.section--dark { background: var(--color-primary-dark); color: #fff; }
.section--dark h2, .section--dark h3 { color: #fff; }
.section--dark p { color: rgba(255,255,255,0.78); }

.eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  color: var(--color-accent-dark);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: var(--space-1);
}
.section--dark .eyebrow { color: #7fd6c6; }

.section-head { max-width: 720px; margin-bottom: var(--space-5); }
.section-head--center { margin-inline: auto; text-align: center; }

/* =========================================================================
   Botões / CTAs
   ========================================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 14px 26px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, color 0.15s ease;
  line-height: 1.2;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--color-accent); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--color-accent-dark); box-shadow: var(--shadow-md); }
.btn-secondary { background: transparent; border-color: rgba(255,255,255,0.55); color: #fff; }
.btn-secondary:hover { background: rgba(255,255,255,0.12); }
.btn-outline { background: transparent; border-color: var(--color-primary); color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-emergency { background: var(--color-emergency); color: #fff; box-shadow: 0 8px 20px rgba(200,30,58,0.28); }
.btn-emergency:hover { background: var(--color-emergency-dark); }
.btn-sm { padding: 9px 16px; font-size: 0.88rem; }
.btn svg { flex-shrink: 0; }

/* =========================================================================
   Cabeçalho / navegação
   ========================================================================= */
.topbar {
  background: black;
  color: #cfe3ea;
  font-size: 0.85rem;
}
.topbar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  padding-block: 8px;
  flex-wrap: wrap;
}
.topbar a { color: #cfe3ea; text-decoration: none; }
.topbar a:hover { color: #fff; text-decoration: underline; }
.topbar__emergency { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: #ffb4bf; }
.topbar__emergency .dot {
  width: 8px; height: 8px; border-radius: 50%; background: #ff5468;
  animation: pulse 1.8s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(255,84,104,0.5); }
  50% { opacity: 0.6; box-shadow: 0 0 0 6px rgba(255,84,104,0); }
}
.topbar__links { display: flex; gap: var(--space-3); flex-wrap: wrap; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.96);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: 14px;
  min-height: var(--header-h);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { height: 52px; width: auto; }
.brand__text { font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; color: var(--color-primary-dark); line-height: 1.15; }
.brand__text span { display: block; font-family: var(--font-mono); font-size: 0.68rem; font-weight: 500; letter-spacing: 0.08em; color: var(--color-text-muted); text-transform: uppercase; }

.main-nav { display: none; }
.main-nav ul { display: flex; align-items: center; gap: var(--space-4); }
.main-nav a {
  text-decoration: none;
  font-weight: 600;
  font-size: 0.96rem;
  color: var(--color-text);
  padding: 8px 2px;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.main-nav a:hover, .main-nav a[aria-current="page"] { color: black; border-color: blue; }

.header-actions { display: flex; align-items: center; gap: 10px; }
.phone-chip {
  display: none;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-primary-dark);
  text-decoration: none;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  cursor: pointer;
}
.nav-toggle[aria-expanded="true"] .icon-open { display: none; }
.nav-toggle:not([aria-expanded="true"]) .icon-close { display: none; }

.mobile-nav {
  display: none;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
}
.mobile-nav.is-open { display: block; }
.mobile-nav ul { display: flex; flex-direction: column; padding: var(--space-2) var(--space-3) var(--space-3); }
.mobile-nav a {
  display: block;
  text-decoration: none;
  font-weight: 600;
  padding: 12px 4px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
}
.mobile-nav a[aria-current="page"] { color: var(--color-primary); }
.mobile-nav .btn { margin-top: var(--space-2); width: 100%; justify-content: center; }

@media (min-width: 960px) {
  .main-nav { display: block; }
  .phone-chip { display: inline-flex; }
  .nav-toggle { display: none; }
  .mobile-nav { display: none !important; }
}

/* =========================================================================
   Hero
   ========================================================================= */
.hero {
  position: relative;
  background:#473a2b;
  color: #fff;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  padding-block: var(--space-6) var(--space-5);
  position: relative;
}
.hero__content { max-width: 620px; }
.hero__content h1 { color: #fff; }
.hero__content .lede { color: rgba(255,255,255,0.86); font-size: 1.1rem; max-width: 540px; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: var(--space-3); }
.hero__meta { display: flex; flex-wrap: wrap; gap: var(--space-4); margin-top: var(--space-5); }

.hero__figure {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.hero__figure img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/3; }

/* Carrossel do hero — mesma área/borda de .hero__figure, apenas troca a imagem */
.hero-carousel { position: relative; width: 100%; height: 100%; aspect-ratio: 4/3; }
.hero-carousel__track { position: relative; width: 100%; height: 100%; }
.hero-carousel__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.7s ease;
}
.hero-carousel__slide.is-active { opacity: 1; visibility: visible; }
.hero-carousel__slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-carousel__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(0,0,0,0.35);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s ease;
  z-index: 2;
}
.hero-carousel__arrow:hover { background: rgba(0,0,0,0.55); }
.hero-carousel__arrow--prev { left: 14px; }
.hero-carousel__arrow--next { right: 14px; }
.hero-carousel__dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 14px;
  display: flex;
  justify-content: center;
  gap: 8px;
  z-index: 2;
}
.hero-carousel__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.55);
  cursor: pointer;
  padding: 0;
  transition: background 0.2s ease, transform 0.2s ease;
}
.hero-carousel__dot.is-active { background: #fff; transform: scale(1.15); }
.hero-carousel--single .hero-carousel__arrow,
.hero-carousel--single .hero-carousel__dots { display: none; }

@media (min-width: 900px) {
  .hero__inner { grid-template-columns: 1.05fr 0.95fr; align-items: center; padding-block: var(--space-7) var(--space-6); }
}

/* Faixa de emergência */
.emergency-strip {
  background: var(--color-emergency);
  color: #fff;
}
.emergency-strip__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding-block: var(--space-2);
}
.emergency-strip p { color: rgba(255,255,255,0.94); margin: 0; }
.emergency-strip strong { color: #fff; }
.emergency-strip .btn-secondary { border-color: rgba(255,255,255,0.7); }

/* =========================================================================
   Cards de serviços / diferenciais
   ========================================================================= */
.grid { display: grid; gap: var(--space-3); }
.grid--3 { grid-template-columns: 1fr; }
@media (min-width: 700px) { .grid--3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .grid--3 { grid-template-columns: repeat(3, 1fr); } }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.card__icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--color-accent-soft);
  color:rgb(0, 0, 0);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-2);
  flex-shrink: 0;
}
.card h3 { margin-bottom: 8px; }
.card p { flex-grow: 1; }
.card__link { font-weight: 700; color: var(--color-primary); text-decoration: none; display: inline-flex; align-items: center; gap: 6px; margin-top: var(--space-1); }
.card__link:hover { text-decoration: underline; }

/* Diferenciais - lista com ícone */
.feature-row { display: flex; gap: 16px; align-items: flex-start; }
.feature-row__icon {
  width: 44px; height: 44px; border-radius: 12px; flex-shrink: 0;
  background: var(--color-primary-dark); color: #fff;
  display: flex; align-items: center; justify-content: center;
}
.feature-row h3 { font-size: 1.05rem; margin-bottom: 4px; }
.feature-row p { margin: 0; font-size: 0.95rem; }

/* =========================================================================
   Estrutura da unidade (galeria)
   ========================================================================= */
.facility-gallery { display: grid; gap: var(--space-2); grid-template-columns: 1fr; }
@media (min-width: 760px) {
  .facility-gallery { grid-template-columns: repeat(3, 1fr); }
}
.facility-card { border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); background: var(--color-surface); border: 1px solid var(--color-border); }
.facility-card img { aspect-ratio: 4/3; object-fit: cover; width: 100%; }
.facility-card figcaption { padding: 14px 16px; font-weight: 600; font-size: 0.92rem; color: var(--color-primary-dark); }

/* =========================================================================
   Convênios
   ========================================================================= */
.insurers-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
@media (min-width: 640px) { .insurers-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 960px) { .insurers-grid { grid-template-columns: repeat(4, 1fr); } }
.insurer-chip {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text);
}
.insurer-note { font-size: 0.85rem; }

.tab-group { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: var(--space-3); }
.tab-btn {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  color: var(--color-text-muted);
}
.tab-btn[aria-selected="true"] { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.tab-panel[hidden] { display: none; }

/* =========================================================================
   Depoimentos
   ========================================================================= */
.testimonial-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  box-shadow: var(--shadow-sm);
  height: 100%;
}
.testimonial-card__stars { color: var(--color-bronze); letter-spacing: 2px; margin-bottom: 10px; font-size: 1.1rem; }
.testimonial-card footer { margin-top: var(--space-2); font-weight: 700; color: var(--color-primary-dark); font-size: 0.92rem; }
.testimonial-card footer span { display: block; font-weight: 400; color: var(--color-text-muted); font-size: 0.82rem; }
.testimonial-note {
  background: var(--color-accent-soft);
  border: 1px dashed var(--color-accent);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  font-size: 0.88rem;
  color: var(--color-accent-dark);
}

/* =========================================================================
   FAQ (accordion)
   ========================================================================= */
.faq-list { border-top: 1px solid var(--color-border); }
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 18px 4px;
  font-weight: 700;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--color-primary-dark);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .icon-plus { flex-shrink: 0; transition: transform 0.2s ease; }
.faq-item[open] summary .icon-plus { transform: rotate(45deg); }
.faq-item p { padding-bottom: 18px; margin: 0; max-width: 760px; }

/* =========================================================================
   Localização / Contato
   ========================================================================= */
.contact-grid { display: grid; gap: var(--space-4); grid-template-columns: 1fr; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1fr; } }
.info-list { display: flex; flex-direction: column; gap: var(--space-3); }
.info-list__item { display: flex; gap: 14px; align-items: flex-start; }
.info-list__icon {
  width: 42px; height: 42px; border-radius: 10px; flex-shrink: 0;
  background: var(--color-accent-soft); color: var(--color-accent-dark);
  display: flex; align-items: center; justify-content: center;
}
.info-list a { color: var(--color-primary); font-weight: 600; text-decoration: none; }
.info-list a:hover { text-decoration: underline; }
.map-frame { border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--color-border); box-shadow: var(--shadow-sm); }
.map-frame iframe { width: 100%; height: 340px; border: 0; display: block; }

/* Formulário */
.form-field { margin-bottom: var(--space-2); }
.form-field label { display: block; font-weight: 700; margin-bottom: 6px; font-size: 0.92rem; }
.form-field input, .form-field select, .form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border);
  font-family: var(--font-body);
  font-size: 0.96rem;
  background: #fff;
  color: var(--color-text);
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  border-color: var(--color-primary);
}
.form-field .hint { font-size: 0.8rem; color: var(--color-text-muted); margin-top: 4px; }
.form-required::after { content: " *"; color: var(--color-emergency); }
fieldset { border: 0; padding: 0; margin: 0; }

/* =========================================================================
   Rodapé
   ========================================================================= */
.site-footer { background: var(--color-primary-dark); color: rgba(255,255,255,0.82); }
.footer-top { padding-block: var(--space-6) var(--space-4); }
.footer-grid { display: grid; gap: var(--space-4); grid-template-columns: 1fr; }
@media (min-width: 760px) { .footer-grid { grid-template-columns: 1.3fr 1fr 1fr 1fr; } }
.footer-brand img { height: 46px; margin-bottom: var(--space-2); filter: brightness(0) invert(1); }
.footer-grid h4 { color: #fff; font-family: var(--font-body); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: var(--space-2); }
.footer-grid ul { display: flex; flex-direction: column; gap: 10px; }
.footer-grid a { color: rgba(255,255,255,0.78); text-decoration: none; font-size: 0.94rem; }
.footer-grid a:hover { color: #fff; text-decoration: underline; }
.footer-social { display: flex; gap: 12px; margin-top: var(--space-2); }
.footer-social a { width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.3); display: flex; align-items: center; justify-content: center; }
.footer-social a:hover { background: rgba(255,255,255,0.12); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.14); padding-block: var(--space-2); font-size: 0.82rem; }
.footer-bottom__inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; }
.footer-bottom a { color: rgba(255,255,255,0.7); text-decoration: underline; }

/* =========================================================================
   Utilidades
   ========================================================================= */
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}
.text-center { text-align: center; }
.list-check { display: flex; flex-direction: column; gap: 12px; }
.list-check li { display: flex; align-items: flex-start; gap: 10px; color: var(--color-text); }
.list-check li svg { flex-shrink: 0; margin-top: 3px; color: var(--color-accent-dark); }
.divider-bronze { width: 64px; height: 3px; background: var(--color-bronze); border-radius: 3px; margin-bottom: var(--space-2); }
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--color-emergency-soft); color: var(--color-emergency-dark);
  font-family: var(--font-mono); font-size: 0.76rem; font-weight: 600;
  padding: 6px 12px; border-radius: 999px; text-transform: uppercase; letter-spacing: 0.06em;
}
.stat-strip { display: grid; gap: var(--space-3); grid-template-columns: repeat(2,1fr); }
@media (min-width: 760px) { .stat-strip { grid-template-columns: repeat(4,1fr); } }
.stat-strip__item { text-align: center; }
.stat-strip__item strong { display: block; font-family: var(--font-display); font-size: 2.2rem; color: var(--color-primary-dark); }
.section--dark .stat-strip__item strong { color: #fff; }
.stat-strip__item span { font-size: 0.85rem; color: var(--color-text-muted); }
.section--dark .stat-strip__item span { color: rgba(255,255,255,0.75); }

.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 900;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  border: none;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.back-to-top.is-visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { transform: translateY(-3px); }

.whatsapp-fab {
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 900;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #1ebe6e;
  color: #fff;
  padding: 12px 18px 12px 14px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: var(--shadow-md);
}
.whatsapp-fab:hover { transform: translateY(-2px); }

@media (max-width: 599px) {
  .whatsapp-fab span { display: none; }
  .whatsapp-fab { padding: 12px; }
}

/* Timeline — Histórico (CSPM) ------------------------------------------ */
.timeline {
  list-style: none;
  margin: 0;
  padding: 24px 0 0;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 0;
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute;
  top: 44px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-border);
  z-index: 0;
}
.timeline__item {
  position: relative;
  z-index: 1;
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 10px;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.timeline__item.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.timeline__marker {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  border: 3px solid var(--color-bronze);
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  box-shadow: var(--shadow-sm);
}
.timeline__marker span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text);
}
.timeline__item::after {
  content: "";
  width: 2px;
  height: 20px;
  background: var(--color-bronze);
  order: 2;
}
.timeline__content { order: 3; padding-top: 14px; max-width: 220px; }
.timeline__content h3 {
  font-size: 0.98rem;
  margin: 0 0 6px;
  color: var(--color-primary-dark);
}
.timeline__content p {
  font-size: 0.85rem;
  margin: 0;
  color: var(--color-text-muted);
}
.timeline__item:hover .timeline__marker,
.timeline__item:focus-within .timeline__marker {
  transform: translateY(-4px) scale(1.06);
  box-shadow: var(--shadow-md);
  background: var(--color-accent-soft);
}

@media (max-width: 899px) {
  .timeline {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-left: 44px;
  }
  .timeline::before {
    top: 0;
    bottom: 0;
    left: 43px;
    right: auto;
    width: 2px;
    height: auto;
  }
  .timeline__item {
    flex-direction: row;
    align-items: flex-start;
    text-align: left;
    padding: 0 0 32px;
  }
  .timeline__item:last-child { padding-bottom: 0; }
  .timeline__marker {
    width: 64px;
    height: 64px;
    margin-left: -44px;
  }
  .timeline__marker span { font-size: 0.85rem; }
  .timeline__item::after {
    width: 20px;
    height: 2px;
    margin: 30px 10px 0 -2px;
    order: 0;
  }
  .timeline__content { order: 0; padding-top: 10px; padding-left: 4px; max-width: none; }
  .timeline__item:hover .timeline__marker,
  .timeline__item:focus-within .timeline__marker {
    transform: translateY(0) scale(1.06);
  }
}

@media (prefers-reduced-motion: reduce) {
  .timeline__item { opacity: 1; transform: none; transition: none; }
  .timeline__marker { transition: none; }
}