/* ---------- Reset & base ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0a0a0a;
  --bg-alt: #0d0d0d;
  --fg: #f5f5f5;
  --muted: #9a9a9a;
  --muted-2: #6d6d6d;
  --border: rgba(245, 245, 245, 0.12);
  --border-strong: rgba(245, 245, 245, 0.22);
  --card-bg: #0f0f0f;
  --font: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, monospace;
  --container: 1160px;
  /* escala de z-index */
  --z-header: 100;
  --z-fab: 200;
  --z-grain: 300;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---------- Grain overlay ---------- */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: var(--z-grain);
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---------- Foco visível (acessibilidade por teclado) ---------- */
:focus-visible {
  outline: 2px solid var(--fg);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- Skip to content ---------- */
.skip-link {
  position: absolute;
  left: 16px;
  top: -100px;
  z-index: calc(var(--z-grain) + 1);
  background: var(--fg);
  color: var(--bg);
  padding: 12px 20px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  transition: top 0.2s ease;
}
.skip-link:focus-visible { top: 16px; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Badge ---------- */
.badge {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 999px;
  white-space: nowrap;
}

.hero-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}
.hero-top .eyebrow { margin-bottom: 0; }

@media (max-width: 700px) {
  .hero-top { flex-wrap: wrap; }
  .badge { white-space: normal; line-height: 1.5; }
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(10, 10, 10, 0.72);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.04em;
}
.logo span {
  font-weight: 400;
  color: var(--muted);
}

.nav {
  display: flex;
  align-items: center;
  gap: 36px;
  font-size: 14px;
  color: var(--muted);
}
.nav a { transition: color 0.2s ease; }
.nav a:hover { color: var(--fg); }

.nav-cta {
  color: var(--fg) !important;
  border: 1px solid var(--border-strong);
  padding: 8px 16px;
  border-radius: 999px;
}
.nav-cta:hover { border-color: var(--fg); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 1px;
  background: var(--fg);
  width: 100%;
}

@media (max-width: 860px) {
  .nav {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .nav.open { max-height: 320px; }
  .nav a {
    width: 100%;
    padding: 16px 32px;
    border-bottom: 1px solid var(--border);
  }
  .nav-cta {
    border: none;
    border-radius: 0;
  }
  .nav-toggle { display: flex; }
}

/* ---------- Typography helpers ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 20px;
}

h1 {
  font-size: clamp(36px, 6vw, 68px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 900px;
  text-wrap: balance;
}

h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
  text-wrap: balance;
}

h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}

.muted-line { color: var(--muted); font-weight: 500; }

.section-sub {
  color: var(--muted);
  font-size: 16px;
  max-width: 620px;
  margin-bottom: 56px;
}

p { color: var(--muted); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn:active { transform: translateY(1px) scale(0.99); }

.btn-primary {
  background: var(--fg);
  color: var(--bg);
}
.btn-primary:hover { background: #d8d8d8; }

.btn-ghost {
  border-color: var(--border-strong);
  color: var(--fg);
}
.btn-ghost:hover { border-color: var(--fg); background: rgba(245,245,245,0.04); }

/* ---------- Hero ---------- */
.hero {
  padding: 96px 0 120px;
  position: relative;
  overflow: hidden;
  min-height: 88vh;
  min-height: 88dvh;
  display: flex;
  align-items: center;
}
.hero .container {
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero-light {
  position: absolute;
  top: 50%;
  right: -8%;
  width: 720px;
  height: 720px;
  transform: translateY(-50%);
  pointer-events: none;
  z-index: 0;
}
.hero-light::before,
.hero-light::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
}
.hero-light::before {
  inset: 8%;
  background: radial-gradient(circle at 38% 42%,
    rgba(245,245,245,0.16) 0%,
    rgba(245,245,245,0.06) 38%,
    transparent 68%);
  animation: drift 22s ease-in-out infinite alternate;
}
.hero-light::after {
  inset: 30%;
  background: radial-gradient(circle at 60% 55%,
    rgba(245,245,245,0.20) 0%,
    transparent 60%);
  animation: drift 30s ease-in-out infinite alternate-reverse;
}

.hero-blade {
  position: absolute;
  top: 16%;
  right: 6%;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  border: 1px solid rgba(245,245,245,0.10);
  border-top-color: rgba(245,245,245,0.42);
  border-right-color: rgba(245,245,245,0.18);
  filter: blur(0.4px);
  transform: rotate(-24deg);
  animation: bladeTurn 60s linear infinite;
  pointer-events: none;
}

@keyframes drift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(-46px, 34px) scale(1.07); }
}
@keyframes bladeTurn {
  from { transform: rotate(-24deg); }
  to   { transform: rotate(336deg); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-light::before, .hero-light::after, .hero-blade { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .bento-card:hover { transform: none; }
  .btn:active { transform: none; }
  html { scroll-behavior: auto; }
}
@media (max-width: 760px) {
  .hero-light { width: 480px; height: 480px; right: -34%; opacity: 0.8; }
  .hero-blade { width: 240px; height: 240px; right: -10%; }
}

.hero-sub {
  margin-top: 28px;
  font-size: 18px;
  max-width: 560px;
  line-height: 1.6;
}

.hero-actions {
  margin-top: 44px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------- Sections ---------- */
.section {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

/* ---------- Luz ambiente das seções ---------- */
.section-glow { position: relative; overflow: hidden; }
.section-glow > .container { position: relative; z-index: 1; }
.section-glow::before {
  content: "";
  position: absolute;
  z-index: 0;
  width: 900px;
  height: 620px;
  pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(245,245,245,0.045) 0%, transparent 66%);
}
.section-glow--right::before { top: -18%; right: -16%; }
.section-glow--left::before { bottom: -22%; left: -18%; }

@media (max-width: 760px) {
  .section-glow::before { width: 560px; height: 420px; opacity: 0.75; }
}

/* ---------- Model statement ---------- */
.model-statement {
  color: var(--fg);
  font-size: 17px;
  line-height: 1.6;
  border-left: 2px solid var(--border-strong);
  padding-left: 20px;
  max-width: 720px;
  margin-bottom: 40px;
}
.model-statement--tail { margin-top: 40px; margin-bottom: 0; }

/* ---------- Card grids ---------- */
.card-grid {
  display: grid;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  background: var(--card-bg);
}

.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  padding: 36px 32px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.grid-2 .card:nth-child(2n) { border-right: none; }
.grid-2 .card:nth-child(n+3) { border-bottom: none; }
.grid-4 .card:last-child { border-right: none; }
.grid-4 .card { border-bottom: none; }

.card-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted-2);
  margin-bottom: 18px;
}

.card-avatar {
  width: 104px;
  height: 104px;
  border-radius: 28px;
  border: 1px solid var(--border-strong);
  background: rgba(245, 245, 245, 0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 24px;
  overflow: hidden;
  flex-shrink: 0;
}
.card-avatar--photo {
  background-repeat: no-repeat;
  color: transparent;
}
.card-avatar--lucas {
  background-image: url('lookas.jpg?v=2');
  background-size: cover;
  background-position: 50% 26%;
}
.card-avatar--richard {
  background-image: url('richard.jpg?v=2');
  background-size: 118%;
  background-position: 50% 20%;
}
.card-avatar--alex {
  background-image: url('alex.jpg');
  background-size: 92%;
  background-position: 50% 30%;
}
.card-avatar--sebastiao {
  background-image: url('sebastiao.jpg');
  background-size: 155%;
  background-position: 46% 10%;
}

.card p { font-size: 14px; line-height: 1.65; }

.card-list li {
  color: var(--muted);
  font-size: 14px;
  padding: 10px 0;
  border-top: 1px solid var(--border);
}
.card-list li:first-child { border-top: none; }

@media (max-width: 860px) {
  .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .card { border-right: none !important; border-bottom: 1px solid var(--border) !important; }
  .grid-2 .card:last-child, .grid-4 .card:last-child { border-bottom: none !important; }
}

/* ---------- Bento ---------- */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: minmax(220px, auto);
  gap: 14px;
}
.bento-card {
  position: relative;
  border-radius: 10px;
  padding: 36px 32px;
  background:
    linear-gradient(var(--card-bg), var(--card-bg)) padding-box,
    linear-gradient(180deg, rgba(245,245,245,0.22) 0%, rgba(245,245,245,0.06) 55%, rgba(245,245,245,0.04) 100%) border-box;
  border: 1px solid transparent;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.bento-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(0,0,0,0.45);
}
.bento-card::before {
  content: "";
  position: absolute;
  top: -40%;
  left: 50%;
  width: 130%;
  height: 90%;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at top, rgba(245,245,245,0.07) 0%, transparent 65%);
  opacity: 0.55;
  transition: opacity 0.3s ease;
  pointer-events: none;
}
.bento-card:hover::before { opacity: 1; }

.bento-hero {
  grid-column: span 2;
  grid-row: span 2;
  padding: 48px 44px;
  justify-content: space-between;
}
.bento-hero h3 { font-size: clamp(24px, 2.6vw, 34px); letter-spacing: -0.015em; max-width: 420px; line-height: 1.15; }
.bento-hero p { font-size: 15px; max-width: 440px; margin-top: 14px; }
.bento-card p { font-size: 14px; line-height: 1.65; }

@media (max-width: 860px) {
  .bento { grid-template-columns: 1fr; }
  .bento-hero { grid-column: span 1; grid-row: span 1; padding: 36px 30px; }
}

/* ---------- Process steps ---------- */
.steps {
  border-radius: 6px;
  overflow: hidden;
  list-style: none;
  border: 1px solid transparent;
  background:
    linear-gradient(var(--card-bg), var(--card-bg)) padding-box,
    linear-gradient(180deg, rgba(245,245,245,0.18) 0%, rgba(245,245,245,0.05) 60%) border-box;
}
.step {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 24px;
  padding: 32px;
  border-bottom: 1px solid var(--border);
  align-items: start;
}
.step:last-child { border-bottom: none; }
.step-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--muted-2);
  padding-top: 4px;
}
.step p { font-size: 14px; line-height: 1.65; max-width: 640px; }
@media (max-width: 600px) {
  .step { grid-template-columns: 1fr; gap: 8px; padding: 24px 22px; }
}

/* ---------- Statement ---------- */
.section-alt { background: var(--bg-alt); }
.section-vast { padding: 170px 0; }

.statement { text-align: center; position: relative; overflow: hidden; }
.statement::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 900px;
  height: 480px;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse at center, rgba(245,245,245,0.045) 0%, transparent 65%);
  pointer-events: none;
}
.statement-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 32px;
}
.statement h2 {
  font-size: clamp(34px, 5.6vw, 76px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
  max-width: 1000px;
  margin: 0 auto;
}
.statement h2 .muted-line { display: block; }
.statement-sub {
  margin: 32px auto 0;
  max-width: 520px;
  font-size: 16px;
  color: var(--muted);
}
@media (max-width: 600px) {
  .section-vast { padding: 120px 0; }
}

/* ---------- Fee block ---------- */
.fee-block {
  margin-top: 24px;
  border-radius: 6px;
  padding: 40px 36px;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 32px;
  align-items: center;
  border: 1px solid transparent;
  background:
    linear-gradient(var(--card-bg), var(--card-bg)) padding-box,
    linear-gradient(180deg, rgba(245,245,245,0.18) 0%, rgba(245,245,245,0.05) 60%) border-box;
}
.fee-block h3 { font-size: 24px; }
.fee-block p { font-size: 15px; line-height: 1.7; }
.fee-block strong { color: var(--fg); }

@media (max-width: 700px) {
  .fee-block { grid-template-columns: 1fr; }
}

/* ---------- Stats abertos ---------- */
.stats-open {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  row-gap: 56px;
  border-top: 1px solid var(--border);
}
.stat-open {
  padding: 36px 28px 0 0;
  border-right: 1px solid var(--border);
  margin-right: 28px;
}
.stat-open:nth-child(4n) { border-right: none; margin-right: 0; }
.stat-open-value {
  display: block;
  font-size: clamp(34px, 3.4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
  line-height: 1;
  margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}
.stat-open-label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
  max-width: 180px;
}
@media (max-width: 860px) {
  .stats-open { grid-template-columns: 1fr 1fr; row-gap: 40px; }
  .stat-open { border-right: none; margin-right: 0; }
  .stat-open:nth-child(2n+1) { border-right: 1px solid var(--border); margin-right: 24px; }
}

/* ---------- LOI note ---------- */
.loi-note {
  margin-top: 24px;
  font-size: 13px;
  color: var(--muted-2);
}

/* ---------- FAQ ---------- */
.faq-list {
  border-top: 1px solid var(--border);
}
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 22px 0;
}
.faq-item summary {
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  color: var(--fg);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 20px;
  color: var(--muted);
  margin-left: 20px;
  transition: transform 0.2s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.7;
  max-width: 720px;
}

/* ---------- Contact form ---------- */
.section-contact { padding-bottom: 140px; }

.lead-form {
  max-width: 640px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 40px;
  background: var(--card-bg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-field { margin-bottom: 22px; }

label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 8px;
}

input, select, textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-strong);
  color: var(--fg);
  font-family: var(--font);
  font-size: 15px;
  padding: 10px 2px;
  outline: none;
  transition: border-color 0.2s ease;
}
input:focus, select:focus, textarea:focus { border-color: var(--fg); }

select { cursor: pointer; }
select option { background: var(--bg); color: var(--fg); }

textarea { resize: vertical; min-height: 90px; }

.form-submit { width: 100%; margin-top: 10px; }

.form-fineprint {
  margin-top: 18px;
  font-size: 12px;
  color: var(--muted-2);
  text-align: center;
}

.form-status {
  margin-top: 14px;
  font-size: 14px;
  text-align: center;
  min-height: 20px;
}
.form-status.success { color: #9be89b; }
.form-status.error { color: #e89b9b; }

@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
  .lead-form { padding: 28px 22px; }
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 64px 0 28px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.footer-brand p {
  margin-top: 10px;
  font-size: 13px;
}

.footer-contact p { font-size: 14px; margin-bottom: 4px; }
.footer-contact a:hover { color: var(--fg); }
.footer-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2) !important;
  margin-top: 18px !important;
}
.footer-contact p:first-child .footer-label { margin-top: 0 !important; }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
}
.footer-bottom p {
  font-size: 12px;
  color: var(--muted-2);
}

/* ---------- Páginas legais ---------- */
.legal { max-width: 760px; }
.legal h1 {
  font-size: clamp(32px, 4.5vw, 52px);
  margin-bottom: 12px;
}
.legal-updated {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted-2);
  margin-bottom: 56px;
}
.legal h2 {
  font-size: 20px;
  margin-top: 48px;
  margin-bottom: 14px;
  color: var(--fg);
}
.legal h2:first-of-type { margin-top: 0; }
.legal p, .legal li {
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  margin-bottom: 14px;
}
.legal ul { margin: 0 0 14px 0; }
.legal li {
  padding-left: 18px;
  position: relative;
  margin-bottom: 8px;
}
.legal li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--muted-2);
}
.legal strong { color: var(--fg); font-weight: 600; }
.legal a { color: var(--fg); border-bottom: 1px solid var(--border-strong); }
.legal a:hover { border-bottom-color: var(--fg); }
.legal-note {
  margin-top: 56px;
  padding: 24px 28px;
  border-left: 2px solid var(--border-strong);
  font-size: 14px;
}

/* ---------- Header simplificado (páginas internas) ---------- */
.back-link {
  font-size: 14px;
  color: var(--muted);
  transition: color 0.2s ease;
}
.back-link:hover { color: var(--fg); }

/* ---------- 404 ---------- */
.page-404 {
  min-height: 70vh;
  min-height: 70dvh;
  display: flex;
  align-items: center;
  text-align: center;
}
.page-404 .container { width: 100%; }
.page-404 .code-404 {
  font-family: var(--font-mono);
  font-size: clamp(64px, 12vw, 140px);
  font-weight: 500;
  color: var(--fg);
  line-height: 1;
  letter-spacing: -0.04em;
  margin: 0 0 24px;
  max-width: none;
}
.page-404 p {
  max-width: 460px;
  margin: 0 auto 36px;
  font-size: 16px;
  line-height: 1.7;
}

/* ---------- Footer legal links ---------- */
.footer-legal {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 10px;
}
.footer-legal a {
  font-size: 12px;
  color: var(--muted-2);
  transition: color 0.2s ease;
}
.footer-legal a:hover { color: var(--muted); }

/* ---------- WhatsApp floating button ---------- */
.whatsapp-fab {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: var(--z-fab);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--card-bg);
  border: 1px solid var(--border-strong);
  color: var(--fg);
  border-radius: 999px;
  padding: 12px 20px;
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
  transition: border-color 0.2s ease, background 0.2s ease;
}
.whatsapp-fab:hover {
  border-color: var(--fg);
  background: rgba(245, 245, 245, 0.04);
}
.whatsapp-fab:active { transform: scale(0.97); }
.whatsapp-fab svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

@media (max-width: 600px) {
  .whatsapp-fab {
    width: 52px;
    height: 52px;
    padding: 0;
    justify-content: center;
    right: 16px;
    bottom: 16px;
    gap: 0;
  }
  .whatsapp-fab .whatsapp-fab__label { display: none; }
}