/* =========================================================
   Dra. Mariani Schlabendorff Zardo — Pediatria e Neonatologia
   Folha de estilos principal
   HTML5 + CSS3 puro, sem frameworks.
   ========================================================= */

/* ---------- 1. Variáveis de marca ---------- */
:root {
  /* Paleta */
  --color-primary: #3f5c66;        /* azul acinzentado — confiança */
  --color-primary-dark: #2c434c;
  --color-primary-soft: #e2e9eb;   /* tinta clara do primário, para ícones e detalhes */
  --color-secondary: #4c6b58;      /* verde sálvia profundo — cuidado e equilíbrio, AA em texto e fundo */
  --color-secondary-soft: #dde6de; /* tinta clara do secundário, para fundos discretos */
  --color-accent: #c97b5f;         /* terracota suave — apenas detalhes pontuais */
  --color-accent-soft: #f3e2d6;    /* tinta clara do acento, para ícones e detalhes */
  --color-background: #faf8f4;     /* creme claro */
  --color-surface: #ffffff;
  --color-surface-alt: #f3efe6;
  --color-text: #262a2c;           /* grafite, não preto absoluto */
  --color-text-muted: #555d60;
  --color-border: #ded5c2;
  --color-border-strong: #cfc3ab;
  --color-focus: #24505c;

  /* Tipografia */
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-heading: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --fs-base: 1rem;
  --fs-sm: 0.9375rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.375rem;
  --fs-2xl: 1.75rem;
  --fs-3xl: 2.25rem;
  --fs-4xl: 2.75rem;
  --line-height-base: 1.65;

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

  /* Layout */
  --container-max: 72rem;
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.75rem;
  --shadow-sm: 0 1px 2px rgba(38, 42, 44, 0.05), 0 1px 1px rgba(38, 42, 44, 0.04);
  --shadow-md: 0 10px 24px -8px rgba(38, 42, 44, 0.16), 0 2px 8px rgba(38, 42, 44, 0.06);
  --shadow-lg: 0 24px 48px -16px rgba(38, 42, 44, 0.22), 0 6px 16px rgba(38, 42, 44, 0.08);
  --transition-base: 180ms ease;
}

/* ---------- 2. Reset enxuto ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  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;
  min-height: 100vh;
  background-color: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-base);
  font-size: var(--fs-base);
  line-height: var(--line-height-base);
  -webkit-font-smoothing: antialiased;
}

img,
picture,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--color-primary-dark);
  margin: 0 0 var(--space-2);
}

h1 { font-size: var(--fs-4xl); letter-spacing: -0.02em; }
h2 { font-size: var(--fs-3xl); letter-spacing: -0.015em; }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }

p {
  margin: 0 0 var(--space-2);
  max-width: 68ch;
}

ul, ol {
  margin: 0 0 var(--space-2);
  padding-left: 1.25rem;
}

a {
  color: var(--color-primary-dark);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-focus);
}

/* Foco visível consistente para toda a navegação por teclado */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: 4px;
}

button {
  font-family: inherit;
}

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

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

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-2);
  background: var(--color-primary-dark);
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  z-index: 1000;
  transition: top var(--transition-base);
}

.skip-link:focus {
  top: var(--space-2);
}

.section {
  padding-block: var(--space-6);
}

.section--alt {
  background-color: var(--color-surface-alt);
}

.section-header {
  max-width: 42rem;
  margin-bottom: var(--space-4);
}

.checklist-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem var(--space-4);
  margin-bottom: var(--space-3);
  padding: 0;
  list-style: none;
}

.checklist-grid li {
  position: relative;
  padding-left: 1.6rem;
  color: var(--color-text);
}

.checklist-grid li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background-color: var(--color-secondary);
}

@media (max-width: 34rem) {
  .checklist-grid {
    grid-template-columns: 1fr;
  }
}

.section-header p {
  color: var(--color-text-muted);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: var(--space-1);
}

.eyebrow::before {
  content: "";
  width: 1.25rem;
  height: 2px;
  border-radius: 1px;
  background-color: var(--color-accent);
}

.text-muted {
  color: var(--color-text-muted);
}

.notice-box {
  background-color: var(--color-surface-alt);
  border-left: 4px solid var(--color-secondary);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  margin-block: var(--space-3);
}

.notice-box p:last-child {
  margin-bottom: 0;
}

/* ---------- 4. Botões e CTAs ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: var(--fs-base);
  letter-spacing: 0.01em;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
  min-height: 44px;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 1px 2px rgba(38, 42, 44, 0.08);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--color-border-strong);
  color: var(--color-primary-dark);
}

.btn-secondary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #fff;
}

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

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

/* ---------- 5. Cabeçalho ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(250, 248, 244, 0.9);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  box-shadow: 0 1px 0 var(--color-border), 0 8px 24px -16px rgba(38, 42, 44, 0.15);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding-block: var(--space-2);
}

.brand {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  text-decoration: none;
  color: var(--color-primary-dark);
}

.brand-name {
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: 700;
}

.brand-role {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  font-family: var(--font-base);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  min-height: 44px;
}

.nav-toggle-icon {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary-dark);
  position: relative;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 22px;
  height: 2px;
  background: var(--color-primary-dark);
  transition: transform var(--transition-base);
}

.nav-toggle-icon::before { top: -7px; }
.nav-toggle-icon::after { top: 7px; }

.primary-nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a:not(.btn) {
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  padding: 0.5rem 0.1rem;
  border-bottom: 2px solid transparent;
}

.nav-list a:not(.btn):hover,
.nav-list a:not(.btn)[aria-current="page"] {
  color: var(--color-primary-dark);
  border-bottom-color: var(--color-secondary);
}

.nav-cta {
  margin-left: var(--space-1);
}

@media (max-width: 62rem) {
  .nav-toggle {
    display: inline-flex;
  }

  .primary-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-2) var(--space-3) var(--space-3);
    display: none;
  }

  .primary-nav.is-open {
    display: flex;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-list li {
    border-bottom: 1px solid var(--color-border);
  }

  .nav-list a:not(.btn) {
    display: block;
    padding: var(--space-2) 0.1rem;
  }

  .nav-list li:has(.btn) {
    border-bottom: none;
  }

  .nav-cta {
    margin: var(--space-2) 0 0;
  }

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

/* JavaScript indisponível: exibe o menu completo sempre */
.no-js .primary-nav {
  position: static;
  display: flex !important;
  box-shadow: none;
  border-bottom: none;
}

.no-js .nav-toggle {
  display: none !important;
}

@media (max-width: 62rem) {
  .no-js .nav-list {
    flex-direction: column;
  }
}

/* ---------- 6. Breadcrumbs ---------- */
.breadcrumbs {
  padding-block: var(--space-2);
  font-size: var(--fs-sm);
}

.breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  color: var(--color-text-muted);
}

.breadcrumbs a {
  color: var(--color-text-muted);
}

.breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 0.4rem;
  color: var(--color-border);
}

/* ---------- 7. Hero ---------- */
.hero {
  padding-block: var(--space-6) var(--space-5);
  background:
    radial-gradient(52rem 30rem at 85% -10%, var(--color-secondary-soft) 0%, transparent 60%),
    linear-gradient(180deg, var(--color-surface-alt) 0%, var(--color-background) 100%);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-5);
  align-items: center;
}

.hero-eyebrow {
  color: var(--color-secondary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: var(--fs-sm);
}

.hero h1 {
  margin-top: var(--space-1);
}

.hero-lead {
  font-size: var(--fs-lg);
  color: var(--color-text-muted);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-3);
  margin-top: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.hero-meta li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  list-style: none;
}

.hero-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--color-surface-alt);
  border: 6px solid var(--color-surface);
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--color-border);
  aspect-ratio: 4 / 5;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.hero-media .placeholder-text {
  padding: var(--space-3);
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
}

@media (max-width: 56rem) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-media {
    order: -1;
    aspect-ratio: 3 / 4;
  }
}

/* ---------- 8. Cartão de perfil ---------- */
.profile-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-4);
  align-items: start;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-md);
}

.profile-photo {
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-surface-alt);
  aspect-ratio: 1 / 1;
}

.profile-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile-credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: var(--space-1) 0 var(--space-2);
  list-style: none;
  padding: 0;
}

.profile-credentials li {
  background-color: var(--color-secondary-soft);
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.3rem 0.8rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-secondary);
}

@media (max-width: 42rem) {
  .profile-card {
    grid-template-columns: 1fr;
  }

  .profile-photo {
    max-width: 220px;
  }
}

/* ---------- 9. Grades de cartões ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15.5rem, 1fr));
  gap: var(--space-3);
}

/* Grades com 6 itens: trava em no máximo 3 colunas para fechar 3+3 em vez de 4+2 */
.card-grid--3col {
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 34rem) {
  .card-grid--3col {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 56rem) {
  .card-grid--3col {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-strong);
  transform: translateY(-3px);
}

.card-icon {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 50%;
  background-color: var(--color-secondary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
  font-size: 1.4rem;
  margin-bottom: 0.25rem;
}

.card-icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.card-icon--primary {
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
}

.card-icon--accent {
  background-color: var(--color-accent-soft);
  color: var(--color-accent);
}

.card h3 {
  margin-bottom: 0.25rem;
}

.card p {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  flex-grow: 1;
}

.card-link {
  font-weight: 700;
  font-size: var(--fs-sm);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

/* ---------- 10. Linha do tempo (fases) ---------- */
.timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: var(--space-3);
  counter-reset: fase;
}

.timeline-item {
  position: relative;
  padding-top: var(--space-4);
  border-top: 3px solid var(--color-secondary);
}

.timeline-item::before {
  counter-increment: fase;
  content: counter(fase);
  position: absolute;
  top: -1.35rem;
  left: 0;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: var(--font-heading);
  box-shadow: 0 4px 10px -4px rgba(38, 42, 44, 0.35);
}

.timeline-item h3 {
  font-size: var(--fs-lg);
}

.timeline-item p {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
}

/* ---------- 11. Etapas do atendimento ---------- */
.steps-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
  gap: var(--space-3);
}

.steps-list li {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  box-shadow: var(--shadow-sm);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background-color: var(--color-secondary);
  color: #fff;
  font-weight: 700;
  font-family: var(--font-heading);
  margin-bottom: var(--space-1);
}

/* ---------- 12. FAQ nativo (details/summary) ---------- */
.faq-list {
  border-top: 1px solid var(--color-border);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-1);
  transition: background-color var(--transition-base);
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  font-size: var(--fs-lg);
  padding: var(--space-2) 2rem var(--space-2) 0;
  position: relative;
  list-style: none;
  color: var(--color-primary-dark);
  transition: color var(--transition-base);
}

.faq-item summary:hover {
  color: var(--color-secondary);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0.25rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.6rem;
  color: var(--color-secondary);
  font-weight: 400;
}

.faq-item[open] summary::after {
  content: "\2212";
}

.faq-item p {
  color: var(--color-text-muted);
  padding-bottom: var(--space-2);
}

/* ---------- 13. Endereço / mapa ---------- */
.address-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  align-items: start;
}

.address-details dt {
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-top: var(--space-2);
}

.address-details dd {
  margin: 0;
  color: var(--color-text-muted);
}

.map-frame-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  aspect-ratio: 4 / 3;
  background-color: var(--color-surface-alt);
  box-shadow: var(--shadow-sm);
}

.map-frame-wrapper iframe {
  width: 100%;
  height: 100%;
  border: 0;
  pointer-events: none;
}

.map-frame-link {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  padding: var(--space-2);
  text-decoration: none;
}

.map-frame-link span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--color-surface);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: var(--fs-sm);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  box-shadow: var(--shadow-md);
  transition: background-color var(--transition-base), transform var(--transition-base);
}

.map-frame-link:hover span,
.map-frame-link:focus-visible span {
  background-color: var(--color-surface-alt);
  transform: translateY(-1px);
}

.map-frame-link:focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: 2px;
}

.map-fallback {
  padding: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  text-align: center;
}

@media (max-width: 48rem) {
  .address-block {
    grid-template-columns: 1fr;
  }
}

/* ---------- 14. CTA final ---------- */
.cta-final {
  background: radial-gradient(60rem 30rem at 15% 0%, rgba(255, 255, 255, 0.08) 0%, transparent 55%), var(--color-primary-dark);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.cta-final h2,
.cta-final p {
  color: #fff;
}

.cta-final h2 {
  max-width: 34rem;
  margin-inline: auto;
}

.cta-final p {
  max-width: 30rem;
  margin-inline: auto;
}

.cta-final .cta-group {
  justify-content: center;
}

.cta-final .btn-primary {
  background-color: #fff;
  color: var(--color-primary-dark);
}

.cta-final .btn-primary:hover {
  background-color: var(--color-secondary-soft);
  color: var(--color-primary-dark);
}

.cta-final .btn-secondary {
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
}

.cta-final .btn-secondary:hover {
  background-color: #fff;
  color: var(--color-primary-dark);
}

/* ---------- 15. Rodapé ---------- */
.site-footer {
  background-color: var(--color-surface-alt);
  border-top: 1px solid var(--color-border-strong);
  padding-block: var(--space-5) var(--space-3);
  margin-top: var(--space-6);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
  gap: var(--space-4);
}

.footer-grid h2,
.footer-grid h3 {
  font-size: var(--fs-base);
  color: var(--color-primary-dark);
}

.footer-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-grid a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.footer-grid a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.footer-disclaimer {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  max-width: 60ch;
  margin-top: var(--space-2);
}

/* ---------- 16. Botão voltar ao topo ---------- */
.back-to-top {
  position: fixed;
  right: var(--space-2);
  bottom: var(--space-2);
  background-color: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 3rem;
  height: 3rem;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  z-index: 90;
  text-decoration: none;
  font-size: 1.25rem;
}

.back-to-top.is-visible {
  display: flex;
}

/* ---------- 17. Botão flutuante de contato (WhatsApp confirmado via perfil oficial) ---------- */
.whatsapp-float {
  position: fixed;
  left: var(--space-2);
  bottom: var(--space-2);
  background-color: var(--color-secondary);
  color: #fff;
  border-radius: 999px;
  padding: 0.75rem 1.2rem;
  text-decoration: none;
  font-weight: 700;
  font-size: var(--fs-sm);
  box-shadow: var(--shadow-md);
  z-index: 90;
  display: none; /* visível apenas em telas pequenas, discreto no desktop */
  align-items: center;
  gap: 0.5rem;
}

@media (max-width: 48rem) {
  .whatsapp-float {
    display: inline-flex;
  }
}

/* ---------- 19. Artigos (orientações) ---------- */
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-3);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.article-body h2 {
  font-size: var(--fs-2xl);
  margin-top: var(--space-4);
}

.article-body h3 {
  margin-top: var(--space-3);
}

.article-disclaimer {
  background-color: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  margin-top: var(--space-4);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

/* ---------- 20. Página 404 ---------- */
.error-page {
  text-align: center;
  padding-block: var(--space-7);
}

.error-page .error-code {
  font-family: var(--font-heading);
  font-size: 5rem;
  color: var(--color-secondary);
  margin: 0;
}

/* ---------- 21. Página inicial: bloco "como ajuda" imagem lateral ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: center;
}

@media (max-width: 56rem) {
  .two-col {
    grid-template-columns: 1fr;
  }
}

/* ---------- 22. Impressão ---------- */
@media print {
  .site-header,
  .site-footer,
  .back-to-top,
  .whatsapp-float,
  .nav-toggle {
    display: none;
  }
}