/* ==========================================================================
   Alviva Odontologia — Template comercial (Arvion Soluções)
   Design system: azul petróleo + branco + toques de areia suave
   ========================================================================== */

:root {
  /* Cores base */
  --white: #ffffff;
  --bg-soft: #f4f8f9;
  --bg-soft-2: #eef4f5;
  --sand: #f6f1e8;

  --primary: #0e3b4d;      /* azul petróleo profundo */
  --primary-dark: #082530;
  --primary-700: #12495f;
  --accent: #2f8fa0;       /* azul claro de apoio */
  --accent-light: #dcedf0; /* tinta clara para fundos/badges */
  --accent-soft: #eaf5f7;

  --gold: #c99a4b;         /* estrelas / detalhe quente, uso comedido */

  --text: #17262b;
  --text-muted: #57696e;
  --text-soft: #7c8c90;
  --border: #e1e9ea;
  --border-strong: #cfdadc;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 22px;

  --shadow-sm: 0 1px 2px rgba(14, 59, 77, 0.06);
  --shadow-md: 0 8px 24px -12px rgba(14, 59, 77, 0.25);
  --shadow-lg: 0 24px 48px -20px rgba(14, 59, 77, 0.32);

  --font-display: "Libre Caslon Display", "Georgia", serif;
  --font-body: "Work Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --container: 1180px;
  --header-h: 76px;
}

/* ---- Reset básico ---- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
@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(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; font-size: 1rem; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--primary-dark);
  line-height: 1.18;
  margin: 0;
  font-weight: 400;
}
h1 { font-size: clamp(2.1rem, 4.4vw, 3.4rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); letter-spacing: -0.01em; }
h3 { font-size: 1.25rem; }
p { margin: 0; }

:focus-visible {
  outline: 2.5px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}
.section { padding: 88px 0; }
.section--soft { background: var(--bg-soft); }
.section--primary { background: var(--primary); color: var(--white); }
.section--sand { background: var(--sand); }

.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}
.section-head.center { margin-inline: auto; text-align: center; }
.kicker {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 10px;
  display: inline-block;
}
.section-head p {
  color: var(--text-muted);
  font-size: 1.08rem;
  margin-top: 14px;
  max-width: 56ch;
}
.section-head.center p { margin-inline: auto; }

/* ---- Botões ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  border: 1.5px solid transparent;
  transition: transform 0.18s ease, background-color 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  white-space: nowrap;
  min-height: 48px;
}
.btn svg { flex-shrink: 0; }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--accent);
  color: var(--white);
  box-shadow: var(--shadow-md);
}
.btn--primary:hover { background: #277c8b; }

.btn--outline {
  background: transparent;
  border-color: rgba(14, 59, 77, 0.25);
  color: var(--primary-dark);
}
.btn--outline:hover { border-color: var(--primary); background: rgba(14, 59, 77, 0.05); }

.btn--outline-light {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--white);
}
.btn--outline-light:hover { background: rgba(255, 255, 255, 0.1); border-color: #fff; }

.btn--white {
  background: var(--white);
  color: var(--primary-dark);
}
.btn--white:hover { background: var(--accent-light); }

.btn--whatsapp {
  background: #1f7a5c;
  color: #fff;
}
.btn--whatsapp:hover { background: #186047; }

.btn--block { width: 100%; }
.btn--sm { padding: 10px 18px; min-height: 40px; font-size: 0.92rem; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}
.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.97);
  border-color: var(--border);
  box-shadow: 0 4px 20px -12px rgba(14, 59, 77, 0.2);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.28rem;
  color: var(--primary-dark);
  flex-shrink: 0;
}
.brand .brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.brand small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.66rem;
  letter-spacing: 0.03em;
  color: var(--text-soft);
  font-weight: 500;
  margin-top: 1px;
}

.main-nav { flex: 1; display: flex; justify-content: center; }
.main-nav ul { display: flex; gap: 8px; }
.main-nav a {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.98rem;
  color: var(--text);
  transition: background-color 0.18s ease, color 0.18s ease;
}
.main-nav a:hover { background: var(--accent-soft); color: var(--primary-dark); }

.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.header-actions .btn--sm-wa {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--accent-soft);
  color: var(--primary);
  display: inline-flex; align-items: center; justify-content: center;
  transition: background-color 0.18s ease;
}
.header-actions .btn--sm-wa:hover { background: var(--accent-light); }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--white);
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.nav-toggle span, .nav-toggle::before, .nav-toggle::after {
  content: "";
  display: block;
  width: 20px; height: 2px;
  background: var(--primary-dark);
  position: relative;
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.nav-toggle::before { transform: translateY(-6px); }
.nav-toggle::after { transform: translateY(4px); }
.nav-toggle.is-active span { opacity: 0; }
.nav-toggle.is-active::before { transform: rotate(45deg) translate(1px, 1px); }
.nav-toggle.is-active::after { transform: rotate(-45deg) translate(1px, -1px); }

@media (max-width: 900px) {
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    flex-direction: column;
    padding: 8px 20px 20px;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.22s ease, opacity 0.22s ease, visibility 0.22s ease;
  }
  .main-nav.is-open { transform: translateY(0); opacity: 1; visibility: visible; }
  .main-nav ul { flex-direction: column; width: 100%; gap: 2px; }
  .main-nav a { display: block; padding: 14px 12px; font-size: 1.05rem; }
  .main-nav .nav-cta { display: block; margin-top: 10px; }
  .nav-toggle { display: inline-flex; }
  .header-actions .btn--primary-label { display: none; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  padding-top: calc(var(--header-h) + 56px);
  padding-bottom: 72px;
  background:
    radial-gradient(1200px 500px at 85% -10%, var(--accent-soft) 0%, transparent 60%),
    var(--white);
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.hero-copy .kicker { margin-bottom: 16px; }
.hero-copy h1 { margin-bottom: 20px; }
.hero-copy .lede {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 46ch;
  margin-bottom: 32px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 36px; }

.hero-trustbar {
  display: flex;
  flex-wrap: wrap;
  gap: 22px 32px;
  padding-top: 26px;
  border-top: 1px solid var(--border);
}
.hero-trustbar .trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
}
.hero-trustbar .trust-item svg { color: var(--accent); flex-shrink: 0; }

.hero-media { position: relative; }
.hero-media .frame {
  position: relative;
  border-radius: var(--radius-lg) var(--radius-lg) var(--radius-lg) 64px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 4.6;
}
.hero-media .frame img { width: 100%; height: 100%; object-fit: cover; }
.hero-media .accent-shape {
  position: absolute;
  width: 220px; height: 220px;
  background: var(--primary);
  border-radius: 40% 60% 55% 45% / 50% 45% 55% 50%;
  z-index: -1;
  opacity: 0.9;
}
.hero-media .accent-shape--1 { top: -34px; right: -30px; background: var(--accent-light); }
.hero-media .accent-shape--2 { bottom: -30px; left: -28px; width: 150px; height: 150px; background: var(--sand); }

.hero-badge {
  position: absolute;
  bottom: 22px;
  left: -26px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 16px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 240px;
}
.hero-badge .icon-circle {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.hero-badge strong { display: block; font-size: 1rem; color: var(--primary-dark); }
.hero-badge span { font-size: 0.82rem; color: var(--text-muted); }

@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-media { order: -1; max-width: 420px; margin-inline: auto; width: 100%; }
  .hero-badge { left: 14px; }
  .hero-copy .lede { max-width: 60ch; }
}

/* ==========================================================================
   Benefícios
   ========================================================================== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.benefit-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.benefit-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.benefit-card .icon-circle {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--accent-light);
  color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.benefit-card h3 { margin-bottom: 10px; font-size: 1.12rem; }
.benefit-card p { color: var(--text-muted); font-size: 0.96rem; }

@media (max-width: 980px) {
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .benefits-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Sobre
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.about-media { position: relative; }
.about-media img {
  border-radius: var(--radius-lg);
  width: 100%;
  aspect-ratio: 5 / 4.4;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}
.about-media .stat-card {
  position: absolute;
  bottom: -26px;
  right: -20px;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  box-shadow: var(--shadow-lg);
  max-width: 230px;
}
.about-media .stat-card p { font-size: 0.92rem; color: rgba(255, 255, 255, 0.82); }
.about-media .stat-card .icon-circle {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 10px;
}

.about-copy p { color: var(--text-muted); margin-bottom: 18px; font-size: 1.03rem; max-width: 58ch; }
.about-copy h2 { margin-bottom: 20px; }
.about-list {
  margin-top: 26px;
  display: grid;
  gap: 14px;
}
.about-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--text);
  font-weight: 500;
  font-size: 0.98rem;
}
.about-list svg { color: var(--accent); flex-shrink: 0; margin-top: 2px; }

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 60px; }
  .about-media .stat-card { right: 8px; }
}

/* ==========================================================================
   Serviços
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}
.service-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); border-color: var(--border-strong); }
.service-card .icon-circle {
  width: 50px; height: 50px;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.service-card h3 { margin-bottom: 8px; }
.service-card p { color: var(--text-muted); font-size: 0.95rem; flex: 1; margin-bottom: 16px; }
.service-card .service-link {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.92rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.18s ease;
}
.service-card .service-link:hover { gap: 10px; }

.services-footnote {
  margin-top: 40px;
  text-align: center;
  color: var(--text-muted);
}

@media (max-width: 980px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .services-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Destaque
   ========================================================================== */
.feature {
  position: relative;
  background: var(--primary);
  color: var(--white);
  overflow: hidden;
}
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.feature-media { position: relative; }
.feature-media img {
  border-radius: var(--radius-lg);
  width: 100%;
  aspect-ratio: 6 / 5;
  object-fit: cover;
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.45);
}
.feature-copy .kicker { color: var(--accent-light); }
.feature-copy h2 { color: var(--white); margin-bottom: 18px; }
.feature-copy p { color: rgba(255, 255, 255, 0.82); font-size: 1.06rem; max-width: 50ch; margin-bottom: 30px; }
.feature-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.feature-decor {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
}
.feature-decor--1 { width: 340px; height: 340px; top: -140px; left: -100px; }
.feature-decor--2 { width: 220px; height: 220px; bottom: -100px; right: 8%; }

@media (max-width: 900px) {
  .feature-grid { grid-template-columns: 1fr; gap: 40px; }
  .feature-media { order: -1; }
}

/* ==========================================================================
   Avaliações
   ========================================================================== */
.testimonials-note {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-soft);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.stars { display: flex; gap: 3px; color: var(--gold); }
.testimonial-card p.quote {
  color: var(--text);
  font-size: 1rem;
  flex: 1;
}
.testimonial-person {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-person .avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600;
  font-family: var(--font-display);
  flex-shrink: 0;
}
.testimonial-person strong { display: block; font-size: 0.95rem; color: var(--primary-dark); }
.testimonial-person span { font-size: 0.82rem; color: var(--text-soft); }

@media (max-width: 900px) {
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .testimonials-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   CTA final
   ========================================================================== */
.final-cta {
  background: linear-gradient(180deg, var(--accent-soft) 0%, var(--white) 100%);
  text-align: center;
}
.final-cta .container { max-width: 720px; }
.final-cta h2 { margin-bottom: 16px; }
.final-cta p { color: var(--text-muted); font-size: 1.08rem; margin-bottom: 32px; }
.final-cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }

/* ==========================================================================
   Contato
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: start;
}
.contact-info-list { display: grid; gap: 20px; margin-bottom: 30px; }
.contact-info-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.contact-info-item .icon-circle {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--accent-light);
  color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-info-item strong { display: block; color: var(--primary-dark); margin-bottom: 3px; font-size: 0.98rem; }
.contact-info-item p, .contact-info-item a { color: var(--text-muted); font-size: 0.95rem; }
.contact-info-item a:hover { color: var(--primary); }

.map-placeholder {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 16/10;
  position: relative;
  background: var(--bg-soft-2);
}
.map-placeholder svg { width: 100%; height: 100%; }
.map-pin {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -60%);
  color: var(--primary);
}
.map-placeholder .map-label {
  position: absolute;
  bottom: 14px; left: 14px;
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-dark);
  box-shadow: var(--shadow-sm);
}

.contact-form {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-md);
}
.contact-form h3 { margin-bottom: 6px; }
.contact-form > p { color: var(--text-muted); margin-bottom: 26px; font-size: 0.95rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 7px;
}
.form-group input, .form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--bg-soft);
  color: var(--text);
  transition: border-color 0.18s ease, background-color 0.18s ease;
}
.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--white);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-note { font-size: 0.82rem; color: var(--text-soft); margin-top: 14px; text-align: center; }
.form-success {
  display: none;
  align-items: center;
  gap: 10px;
  background: var(--accent-soft);
  color: var(--primary-dark);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 0.92rem;
  font-weight: 500;
  margin-top: 16px;
}
.form-success.is-visible { display: flex; }
.form-success svg { color: var(--accent); flex-shrink: 0; }

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: 44px; }
}
@media (max-width: 560px) {
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 26px 20px; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.78);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.footer-brand .brand { color: var(--white); margin-bottom: 14px; }
.footer-brand .brand .brand-mark { background: rgba(255, 255, 255, 0.12); }
.footer-brand p { max-width: 34ch; font-size: 0.92rem; margin-bottom: 20px; }
.social-row { display: flex; gap: 10px; }
.social-row a {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex; align-items: center; justify-content: center;
  transition: background-color 0.18s ease;
}
.social-row a:hover { background: rgba(255, 255, 255, 0.18); }

.footer-col h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 18px;
  font-family: var(--font-body);
  font-weight: 600;
}
.footer-col ul { display: grid; gap: 11px; }
.footer-col a, .footer-col span { font-size: 0.92rem; }
.footer-col a:hover { color: var(--white); }

.footer-bottom {
  padding-top: 26px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.55);
}
.footer-bottom a:hover { color: rgba(255,255,255,0.85); }

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   WhatsApp flutuante
   ========================================================================== */
.wa-float {
  position: fixed;
  bottom: 22px;
  right: 22px;
  z-index: 600;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: #1f7a5c;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 28px -8px rgba(31, 122, 92, 0.55);
  transition: transform 0.2s ease, background-color 0.2s ease;
}
.wa-float:hover { transform: scale(1.06); background: #186047; }
.wa-float .wa-tooltip {
  position: absolute;
  right: 72px;
  background: var(--white);
  color: var(--primary-dark);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateX(6px);
  transition: opacity 0.18s ease, transform 0.18s ease;
  pointer-events: none;
}
.wa-float:hover .wa-tooltip { opacity: 1; transform: translateX(0); }

@media (max-width: 560px) {
  .wa-float { width: 54px; height: 54px; bottom: 16px; right: 16px; }
  .wa-float .wa-tooltip { display: none; }
}

/* Skip link (acessibilidade) */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--primary);
  color: #fff;
  padding: 12px 18px;
  border-radius: 0 0 8px 0;
  z-index: 999;
}
.skip-link:focus { left: 0; }

/* Visually hidden util */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}