/* =========================================================
   Dra. Letícia Hartmann — Consultoria do Sono Infantil
   Direção: Calm-Minimalista de Foco Único (azul-noite imersivo)
   Assinatura: UMA cor azul-noite dominante + ilustração-foco
   central (lua+bebê) + UMA linha de copy por seção.
   Noturno onde o prematuro é diurno. Monocromático por design.
   ========================================================= */

:root {
  /* --- Paleta (hex exatos da ficha) --- */
  --primary:   #2C4A5E;   /* azul-noite médio */
  --secondary: #46627A;   /* azul acinzentado */
  --accent:    #F0C9A8;   /* luz da lua, pêssego quente */
  --bg:        #13212E;   /* azul-NOITE ESCURO dominante */
  --surface:   #1B2E3D;   /* cartões, painéis */
  --text:      #EAF0F4;   /* off-white */

  --text-soft: #B7C6D2;   /* texto secundário, derivado */
  --line:      rgba(234,240,244,.10);
  --line-2:    rgba(240,201,168,.22);

  /* --- Tipografia --- */
  --serif: "Newsreader", Georgia, serif;
  --sans:  "Mulish", system-ui, sans-serif;

  /* Pouquíssimos tamanhos de tipo (restrição = recado) */
  --t-mega:  clamp(2.6rem, 6.5vw, 4.7rem);
  --t-h2:    clamp(1.7rem, 3.6vw, 2.6rem);
  --t-h3:    clamp(1.15rem, 1.8vw, 1.35rem);
  --t-lead:  clamp(1.1rem, 1.9vw, 1.4rem);
  --t-body:  1.0625rem;
  --t-small: 0.875rem;

  /* --- Espaçamento fluido --- */
  --space-section: clamp(4.5rem, 11vw, 9rem);
  --wrap:   72rem;
  --narrow: 50rem;
  --radius: 1.25rem;
  --radius-sm: 0.75rem;

  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--sans);
  font-weight: 400;
  font-size: var(--t-body);
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  position: relative;
}

/* Atmosfera: brilho lunar muito sutil vindo do alto */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(120% 70% at 78% -8%, rgba(240,201,168,.10), transparent 55%),
    radial-gradient(90% 60% at 12% 4%, rgba(70,98,122,.30), transparent 60%);
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.012em;
  color: var(--text);
}
em { font-style: italic; color: var(--accent); }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 2.5rem);
  position: relative;
  z-index: 1;
}
.wrap--narrow { max-width: var(--narrow); }

/* =========================================================
   CÉU NOTURNO — estrelas que respiram (movimento mínimo)
   ========================================================= */
.nightsky {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.star {
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: var(--s);
  height: var(--s);
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px 1px rgba(240,201,168,.45);
  opacity: .5;
  animation: breathe var(--d) var(--delay) ease-in-out infinite;
}
@keyframes breathe {
  0%, 100% { opacity: .18; transform: scale(.85); }
  50%      { opacity: .9;  transform: scale(1.15); }
}

/* =========================================================
   NAV
   ========================================================= */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(19, 33, 46, .72);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: var(--wrap);
  margin-inline: auto;
  padding: 0.85rem clamp(1.25rem, 5vw, 2.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.nav-logo { display: flex; align-items: center; gap: 0.7rem; }
.nav-logo-mark {
  display: grid; place-items: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, rgba(240,201,168,.22), rgba(43,74,94,.4));
  border: 1px solid var(--line-2);
  color: var(--accent);
  flex-shrink: 0;
}
.nav-logo-mark svg { width: 19px; height: 19px; }
.nav-logo-text {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.05rem;
  line-height: 1.1;
  display: flex;
  flex-direction: column;
}
.nav-logo-text span {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  color: var(--text-soft);
  margin-top: 2px;
}
.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1.6rem;
  padding: 0;
}
.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-soft);
  transition: color .25s var(--ease);
}
.nav-links a:hover { color: var(--text); }
.nav-cta { color: var(--bg) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px; height: 44px;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 20px; height: 1.8px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}

/* =========================================================
   BOTÕES
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  min-height: 44px;
  transition: transform .3s var(--ease), background .3s var(--ease),
              box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.btn--primary {
  background: var(--accent);
  color: #2A1C10;
  box-shadow: 0 8px 30px -10px rgba(240,201,168,.55);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 38px -10px rgba(240,201,168,.7);
}
.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line-2);
}
.btn--ghost:hover {
  border-color: var(--accent);
  background: rgba(240,201,168,.06);
}
.btn--lg { padding: 1rem 1.7rem; font-size: 1rem; }
.btn--xl { padding: 1.15rem 2.1rem; font-size: 1.08rem; }

/* =========================================================
   HERO — ilustração-foco central (lua + bebê)
   ========================================================= */
.hero {
  position: relative;
  padding-top: clamp(2rem, 6vw, 4rem);
  padding-bottom: clamp(4rem, 9vw, 7rem);
  text-align: center;
  overflow: hidden;
}
.hero-inner {
  max-width: 56rem;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 2.5rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
}

/* --- A peça-chave: o palco da lua --- */
.moon-stage {
  position: relative;
  width: clamp(260px, 60vw, 420px);
  aspect-ratio: 1;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
  display: grid;
  place-items: center;
}
.moon-glow {
  position: absolute;
  inset: -14%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240,201,168,.30), transparent 62%);
  filter: blur(10px);
  animation: glow 7s ease-in-out infinite;
}
@keyframes glow {
  0%, 100% { opacity: .55; transform: scale(.97); }
  50%      { opacity: .95; transform: scale(1.04); }
}
/* foto real (quando existir) sobreposta com mistura suave */
.moon-photo {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 50%;
}
/* enquanto não há imagem, a ilustração SVG inline aparece;
   quando a .webp carrega (sem erro), some via JS adicionando classe */
.moon-illustration {
  position: absolute;
  inset: 0;
  z-index: 3;
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 14px 40px rgba(0,0,0,.45));
}
.moon-stage.has-photo .moon-illustration { display: none; }

.moon-illustration .baby   { animation: sway 8s ease-in-out infinite; transform-origin: 150px 196px; }
.moon-illustration .zzz    { animation: rise 6s ease-in-out infinite; }
@keyframes sway { 0%,100% { transform: translate(150px,196px) rotate(-1.2deg);} 50% { transform: translate(150px,196px) rotate(1.2deg);} }
@keyframes rise { 0% { opacity:.3; } 50% { opacity:.9; } 100% { opacity:.3; } }

/* --- copy do hero (uma linha por bloco) --- */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 0.4rem 0.95rem;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: rgba(240,201,168,.05);
  margin-bottom: 1.4rem;
}
.hero-badge .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px 1px rgba(240,201,168,.7);
  animation: breathe 4s ease-in-out infinite;
}
.hero h1 {
  font-size: var(--t-mega);
  font-weight: 500;
  max-width: 20ch;
  margin-bottom: 1.1rem;
}
.hero-line {
  font-family: var(--serif);
  font-style: italic;
  font-size: var(--t-lead);
  color: var(--text-soft);
  max-width: 36ch;
  margin: 0 auto 2rem;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  justify-content: center;
  margin-bottom: 1.8rem;
}
.hero-credit {
  font-size: 0.95rem;
  color: var(--text-soft);
  max-width: 34ch;
  margin-inline: auto;
}
.hero-credit strong { color: var(--accent); font-weight: 600; }

/* horizonte divisor */
.horizon {
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  width: 100%;
  height: clamp(40px, 6vw, 80px);
  z-index: 1;
}

/* =========================================================
   SOBRE
   ========================================================= */
.sobre {
  background: var(--surface);
  padding-block: var(--space-section);
}
.sobre-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.sobre-portrait {
  position: relative;
  max-width: 360px;
  margin-inline: auto;
}
.sobre-portrait img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--line-2);
  filter: saturate(.9) brightness(.96);
}
.portrait-moon {
  position: absolute;
  top: -18px; right: -18px;
  width: 70px; height: 70px;
  border-radius: 50%;
  background: radial-gradient(circle at 38% 32%, var(--accent), #C99A72);
  box-shadow: 0 0 36px -4px rgba(240,201,168,.6);
  opacity: .9;
}
.eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.9rem;
}
.sobre-text h2 { font-size: var(--t-h2); margin-bottom: 1.2rem; max-width: 22ch; }
.sobre-text p { color: var(--text-soft); margin-bottom: 1rem; max-width: 56ch; }
.sobre-text p strong { color: var(--text); font-weight: 600; }
.creds {
  list-style: none;
  padding: 0;
  margin-top: 1.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.creds li {
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text);
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: rgba(240,201,168,.05);
}

/* =========================================================
   SEÇÕES — cabeçalho comum (uma linha de copy)
   ========================================================= */
.section-head {
  text-align: center;
  max-width: 38rem;
  margin: 0 auto clamp(2.5rem, 6vw, 4rem);
}
.section-head h2 { font-size: var(--t-h2); }
.section-head .cta-sub {
  margin-top: 1rem;
  color: var(--text-soft);
  font-size: var(--t-lead);
  font-family: var(--serif);
  font-style: italic;
}

/* =========================================================
   O MÉTODO / PILARES
   ========================================================= */
.metodo { padding-block: var(--space-section); }
.metodo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
  gap: 1.25rem;
}
.pilar {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem 1.8rem 1.8rem;
  overflow: hidden;
  transition: transform .4s var(--ease), border-color .4s var(--ease), box-shadow .4s var(--ease);
}
.pilar::after {
  content: "";
  position: absolute;
  top: -40px; right: -40px;
  width: 110px; height: 110px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240,201,168,.10), transparent 70%);
  opacity: 0;
  transition: opacity .4s var(--ease);
}
.pilar:hover {
  transform: translateY(-5px);
  border-color: var(--line-2);
  box-shadow: 0 24px 50px -24px rgba(0,0,0,.6);
}
.pilar:hover::after { opacity: 1; }
.pilar-num {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--accent);
  opacity: .65;
  letter-spacing: .05em;
}
.pilar-quote {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.02rem;
  color: var(--accent);
  margin: 0.9rem 0 1.1rem;
  line-height: 1.4;
}
.pilar h3 { font-size: var(--t-h3); margin-bottom: 0.6rem; }
.pilar p { color: var(--text-soft); font-size: 0.97rem; }

/* =========================================================
   COMO FUNCIONA — timeline serena
   ========================================================= */
.como {
  background: var(--surface);
  padding-block: var(--space-section);
}
.timeline {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  gap: 1.5rem;
  counter-reset: step;
  position: relative;
}
.step {
  position: relative;
  text-align: center;
  padding: 0 0.5rem;
}
.step-mark {
  display: grid;
  place-items: center;
  width: 64px; height: 64px;
  margin: 0 auto 1.2rem;
  border-radius: 50%;
  color: var(--accent);
  background: radial-gradient(circle at 38% 32%, rgba(240,201,168,.16), rgba(43,74,94,.5));
  border: 1px solid var(--line-2);
  box-shadow: 0 0 28px -8px rgba(240,201,168,.5);
}
.step-mark svg { width: 26px; height: 26px; }
.step h3 { font-size: var(--t-h3); margin-bottom: 0.5rem; }
.step p { color: var(--text-soft); font-size: 0.95rem; max-width: 30ch; margin-inline: auto; }

/* linha pontilhada conectando passos (desktop) */
@media (min-width: 64rem) {
  .timeline::before {
    content: "";
    position: absolute;
    top: 32px; left: 12%; right: 12%;
    height: 1px;
    background: repeating-linear-gradient(90deg, var(--line-2) 0 6px, transparent 6px 14px);
    z-index: 0;
  }
  .step-mark { position: relative; z-index: 1; background-color: var(--surface); }
}

/* =========================================================
   DEPOIMENTOS
   ========================================================= */
.depo { padding-block: var(--space-section); }
.depo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  gap: 1.25rem;
}
.card-depo {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  transition: transform .4s var(--ease), border-color .4s var(--ease);
}
.card-depo:hover { transform: translateY(-4px); border-color: var(--line-2); }
.card-depo blockquote { display: flex; flex-direction: column; gap: 0.7rem; }
.depo-ctx { color: var(--text-soft); font-size: 0.96rem; }
.depo-turn {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.08rem;
  color: var(--text);
  line-height: 1.45;
}
.depo-res { color: var(--accent); font-weight: 600; font-size: 0.96rem; }
.card-depo figcaption {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}
.avatar {
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: radial-gradient(circle at 38% 32%, var(--accent), #C99A72);
  color: #2A1C10;
  font-weight: 700;
  font-size: 0.92rem;
  flex-shrink: 0;
}
.who { display: flex; flex-direction: column; font-size: 0.85rem; color: var(--text-soft); line-height: 1.35; }
.who strong { color: var(--text); font-weight: 600; font-size: 0.95rem; }

/* =========================================================
   FAQ
   ========================================================= */
.faq {
  background: var(--surface);
  padding-block: var(--space-section);
}
.faq-list { display: flex; flex-direction: column; gap: 0.75rem; }
.faq-item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color .3s var(--ease);
}
.faq-item:hover { border-color: var(--line-2); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  padding: 1.2rem 1.4rem;
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text);
  min-height: 44px;
}
.faq-ico {
  position: relative;
  flex-shrink: 0;
  width: 22px; height: 22px;
}
.faq-ico::before, .faq-ico::after {
  content: "";
  position: absolute;
  background: var(--accent);
  border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.faq-ico::before { top: 50%; left: 2px; right: 2px; height: 1.8px; transform: translateY(-50%); }
.faq-ico::after  { left: 50%; top: 2px; bottom: 2px; width: 1.8px; transform: translateX(-50%); }
.faq-q[aria-expanded="true"] .faq-ico::after { opacity: 0; transform: translateX(-50%) scaleY(0); }
.faq-answer { padding: 0 1.4rem 1.3rem; }
.faq-answer p { color: var(--text-soft); font-size: 0.98rem; max-width: 60ch; }

/* =========================================================
   CTA / AGENDAMENTO
   ========================================================= */
.cta { padding-block: var(--space-section); position: relative; }
.cta-inner {
  text-align: center;
  position: relative;
  background:
    radial-gradient(120% 90% at 50% -10%, rgba(240,201,168,.10), transparent 55%);
  padding: clamp(2.5rem, 6vw, 4rem) clamp(1.5rem, 5vw, 3rem);
  border: 1px solid var(--line-2);
  border-radius: calc(var(--radius) * 1.4);
  overflow: hidden;
}
.cta-moon {
  position: absolute;
  top: -60px; left: 50%;
  transform: translateX(-50%);
  width: 130px; height: 130px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 34%, var(--accent), #C99A72 70%, transparent 72%);
  box-shadow: 0 0 70px -6px rgba(240,201,168,.55);
  opacity: .55;
  animation: glow 8s ease-in-out infinite;
  pointer-events: none;
}
.invest-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  gap: 1rem;
  margin: 2.5rem 0;
  text-align: left;
}
.invest {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.7rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  position: relative;
  transition: transform .4s var(--ease), border-color .4s var(--ease);
}
.invest:hover { transform: translateY(-4px); }
.invest--featured {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(240,201,168,.3), 0 26px 50px -28px rgba(240,201,168,.5);
}
.invest-tag {
  position: absolute;
  top: -11px; left: 1.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #2A1C10;
  background: var(--accent);
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
}
.invest h3 { font-size: 1.15rem; }
.invest p { color: var(--text-soft); font-size: 0.92rem; flex-grow: 1; }
.invest-price {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--accent);
  font-weight: 500;
}
.cta-loc {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.6rem;
  font-size: 0.9rem;
  color: var(--text-soft);
}
.cta-loc svg { color: var(--accent); }

/* =========================================================
   FOOTER
   ========================================================= */
.site-foot {
  background: var(--surface);
  border-top: 1px solid var(--line);
  padding-top: clamp(3rem, 7vw, 4.5rem);
  position: relative;
  z-index: 1;
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}
.foot-brand .nav-logo-mark { margin-bottom: 0.9rem; }
.foot-name { font-family: var(--serif); font-size: 1.2rem; font-weight: 500; margin-bottom: 0.4rem; }
.foot-tag { color: var(--text-soft); font-size: 0.92rem; max-width: 30ch; }
.foot-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.9rem;
}
.foot-nav, .foot-contact { display: flex; flex-direction: column; gap: 0.55rem; }
.foot-nav a, .foot-contact a, .foot-contact p {
  color: var(--text-soft);
  font-size: 0.92rem;
  transition: color .25s var(--ease);
}
.foot-nav a:hover, .foot-contact a:hover { color: var(--accent); }
.foot-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
  align-items: center;
  padding-block: 1.5rem;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  color: var(--text-soft);
}
.foot-bottom a { color: var(--accent); }

/* =========================================================
   WHATSAPP FAB
   ========================================================= */
.wa-fab {
  position: fixed;
  right: clamp(1rem, 4vw, 1.8rem);
  bottom: clamp(1rem, 4vw, 1.8rem);
  z-index: 60;
  display: grid;
  place-items: center;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  box-shadow: 0 10px 30px -8px rgba(37,211,102,.6);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.wa-fab::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid rgba(37,211,102,.45);
  animation: ping 2.6s ease-out infinite;
}
@keyframes ping {
  0%   { transform: scale(.85); opacity: .8; }
  100% { transform: scale(1.35); opacity: 0; }
}
.wa-fab:hover { transform: scale(1.07); box-shadow: 0 14px 38px -8px rgba(37,211,102,.8); }

/* =========================================================
   REVEAL — fade lento, como respiração
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
  will-change: opacity, transform;
}
.reveal.is-in { opacity: 1; transform: none; }

/* =========================================================
   RESPONSIVO
   ========================================================= */
@media (max-width: 60rem) {
  .sobre-grid { grid-template-columns: 1fr; text-align: center; }
  .sobre-text h2, .sobre-text p { max-width: none; margin-inline: auto; }
  .creds { justify-content: center; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .foot-brand { grid-column: 1 / -1; }
}

@media (max-width: 48rem) {
  .nav-links {
    position: fixed;
    inset: 64px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(19, 33, 46, .97);
    backdrop-filter: blur(16px);
    padding: 0.5rem 1.25rem 1.5rem;
    border-bottom: 1px solid var(--line);
    transform: translateY(-130%);
    transition: transform .4s var(--ease);
    max-height: calc(100vh - 64px);
    overflow-y: auto;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links li { border-bottom: 1px solid var(--line); }
  .nav-links li:last-child { border-bottom: none; padding-top: 0.8rem; }
  .nav-links a { display: block; padding: 0.95rem 0.25rem; }
  .nav-cta {
    text-align: center;
    background: var(--accent);
    border-radius: 999px;
    padding: 0.85rem !important;
  }
  .nav-toggle { display: flex; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(6.8px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-6.8px) rotate(-45deg); }

  .foot-grid { grid-template-columns: 1fr; text-align: center; }
  .foot-nav, .foot-contact { align-items: center; }
  .foot-tag { margin-inline: auto; }
  .foot-brand { display: flex; flex-direction: column; align-items: center; }
  .foot-bottom { justify-content: center; text-align: center; }
}

/* =========================================================
   ACESSIBILIDADE — respeita quem prefere menos movimento
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}