/* ==========================================================================
   BOOSMAN — DESIGN SYSTEM & TOKENS (Regra 16 & Shell Canônico)
   Paleta: Preto Nobre + Cimento Queimado Claro + Branco Mineral
   Zero Caixas Cinzas de Sistema • Fundo Global Contínuo • Acabamento 3D Sutil
   ========================================================================== */

@font-face {
  font-family: 'Montserrat';
  src: url('assets/fonts/montserrat-400.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Montserrat';
  src: url('assets/fonts/montserrat-500.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Montserrat';
  src: url('assets/fonts/montserrat-600.woff2') format('woff2');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Montserrat';
  src: url('assets/fonts/montserrat-700.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Identidade Visual — Preto Profundo & Mineral */
  --ink-950: #050608;
  --ink-900: #090a0d;
  --ink-850: #0f1015;
  --ink-800: #14161e;

  /* Cimento Queimado Claro (Tons Nobres Minerais) */
  --cement-500: #b5afa6;
  --cement-400: #c7c2b9;
  --cement-300: #dad6ce;
  --cement-200: #eae7e1;
  --cement-100: #f5f3ef;

  /* Ação e Contraste */
  --brand-action: #eae7e1;
  --brand-action-hover: #ffffff;
  --brand-action-text: #090a0d;
  --paper: #eae7e1;
  --paper-muted: #b5afa6;
  --accent-pure: #ffffff;

  /* Derivados Semânticos via color-mix */
  --veil-1: color-mix(in oklab, var(--cement-400) 18%, transparent);
  --veil-2: color-mix(in oklab, var(--cement-200) 12%, transparent);
  --edge: color-mix(in oklab, var(--accent-pure) 14%, transparent);
  --edge-cement: color-mix(in oklab, var(--cement-300) 24%, transparent);
  --glow-subtle: color-mix(in oklab, var(--cement-200) 35%, transparent);
  --glow-strong: color-mix(in oklab, var(--cement-100) 65%, transparent);

  /* Superfície de Vidro Mineral */
  --surface-glass: rgba(18, 20, 26, 0.65);
  --surface-glass-border: rgba(234, 231, 225, 0.12);

  /* Tipografia */
  --font-main: 'Montserrat', "Segoe UI", sans-serif;

  /* Ritmo Vertical e Grid */
  --container-max: 1280px;
  --section-pad-y: clamp(64px, 8vw, 120px);
  --header-height: 56px;
}

/* ==========================================================================
   RESET & BASE RESILIENTE
   ========================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  background-color: var(--ink-950);
  color: var(--paper);
  font-family: var(--font-main);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  background-color: var(--ink-950);
  color: var(--paper);
  font-family: var(--font-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Espaço reservado para o botão WhatsApp flutuante no mobile */
@media (max-width: 480px) {
  body {
    padding-bottom: 84px;
  }
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ==========================================================================
   FUNDO GLOBAL CONTÍNUO (Regra 16 §1.3 - "Site Todo Um Só")
   ========================================================================== */

.field {
  position: relative;
  width: 100%;
  background:
    radial-gradient(75% 50% at 15% 10%, var(--veil-1), transparent 72%),
    radial-gradient(65% 45% at 85% 35%, var(--veil-2), transparent 75%),
    radial-gradient(80% 60% at 50% 90%, var(--veil-1), transparent 78%),
    var(--ink-950);
  background-size: 160% 160%;
  animation: fieldDrift 28s ease-in-out infinite alternate;
  isolation: isolate;
}

@keyframes fieldDrift {
  from {
    background-position: 0% 0%, 100% 0%, 50% 100%, 0 0;
  }
  to {
    background-position: 18% 12%, 82% 16%, 46% 92%, 0 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .field {
    animation: none;
  }
}

/* Canvas 3D de Fundo */
#webgl-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

/* Container de Conteúdo */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(20px, 4vw, 40px);
  position: relative;
  z-index: 1;
}

/* Transições Suaves entre Seções (Véu de Sangramento Mineral) */
.section-trans {
  position: relative;
  isolation: isolate;
  padding-block: var(--section-pad-y);
}

.section-trans::before {
  content: "";
  position: absolute;
  inset: -1px 0 auto 0;
  height: clamp(120px, 20vh, 280px);
  background: linear-gradient(to bottom, var(--veil-1), transparent);
  pointer-events: none;
  z-index: -1;
}

.section-trans--alt::before {
  background: linear-gradient(to bottom, var(--veil-2), transparent);
}

/* ==========================================================================
   NAVBAR (Regra 14 §1.2 & Regra 16 — Altura máx 56px no mobile)
   ========================================================================== */

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 800;
  background: rgba(9, 10, 13, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--edge);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.nav-container {
  max-width: var(--container-max);
  height: 100%;
  margin-inline: auto;
  padding-inline: clamp(20px, 4vw, 40px);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.2em;
  color: var(--accent-pure);
}

.nav-brand-icon {
  width: 22px;
  height: 22px;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 32px;
  list-style: none;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--cement-300);
  transition: color 0.25s ease;
  position: relative;
}

.nav-link:hover, .nav-link:focus-visible {
  color: var(--accent-pure);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 38px;
  padding-inline: 16px;
  border-radius: 999px;
  background: var(--brand-action);
  color: var(--brand-action-text);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease, background 0.25s;
}

.nav-cta:hover {
  background: var(--brand-action-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(234, 231, 225, 0.35);
}

/* Botão Hamburguer Mobile */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  color: var(--paper);
}

@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--paper);
  transition: transform 0.28s ease, opacity 0.28s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Painel de Menu Mobile de Tela Cheia */
.nav-drawer {
  position: fixed;
  inset: 56px 0 0 0;
  background: rgba(9, 10, 13, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 40px 24px 60px;
  z-index: 790;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.nav-drawer.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.drawer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.drawer-link {
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--paper);
  display: block;
  transition: color 0.2s ease, transform 0.2s ease;
}

.drawer-link:hover {
  color: var(--cement-200);
  transform: translateX(6px);
}

.drawer-footer {
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-top: 1px solid var(--edge);
  padding-top: 24px;
}

.drawer-social {
  display: flex;
  gap: 16px;
  font-size: 0.95rem;
  color: var(--cement-400);
}

/* ==========================================================================
   HERO MONUMENTAL COM VÍDEO INTEGRADO (Regra 16 §4 — Sem Badges/Pills)
   Ação principal (WhatsApp) aparece sem rolar em 390×844
   ========================================================================== */

.hero-section {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: calc(var(--header-height) + 16px);
  padding-bottom: 40px;
  overflow: hidden;
  isolation: isolate;
}

/* Vídeo Integrado ao Fundo com Tratamento na Paleta */
.hero-media-wrap {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  overflow: hidden;
}

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  filter: contrast(1.08) brightness(0.72) saturate(0.85);
  transform: scale(1.02);
}

/* Camada de Tratamento Mineral (Cimento & Preto) */
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(9, 10, 13, 0.72) 0%, rgba(9, 10, 13, 0.45) 45%, rgba(9, 10, 13, 0.92) 100%),
    radial-gradient(circle at 50% 50%, transparent 20%, rgba(5, 6, 8, 0.8) 85%);
  z-index: -1;
  pointer-events: none;
}

.hero-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 820px;
  margin-inline: auto;
  position: relative;
  z-index: 2;
}

/* Logo Estrela Animada no Eixo com Camada Separada de Brilho */
.hero-logo-box {
  position: relative;
  width: 96px;
  height: 96px;
  margin-bottom: 20px;
  display: grid;
  place-items: center;
}

.hero-logo-spin {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  animation: logoAxialSpin 24s linear infinite;
  transform-origin: center center;
  will-change: transform;
}

.hero-logo-glow {
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--glow-strong) 0%, var(--glow-subtle) 40%, transparent 70%);
  animation: logoGlowBreathe 4.5s ease-in-out infinite alternate;
  pointer-events: none;
  opacity: 0.6;
  will-change: opacity;
}

@keyframes logoAxialSpin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes logoGlowBreathe {
  0% {
    opacity: 0.35;
  }
  50% {
    opacity: 0.75;
  }
  100% {
    opacity: 0.45;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-logo-spin {
    animation: none;
    transform: rotate(0deg);
  }
  .hero-logo-glow {
    animation: none;
    opacity: 0.6;
  }
}

.hero-kicker {
  font-size: clamp(0.75rem, 1.8vw, 0.85rem);
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--cement-300);
  margin-bottom: 12px;
}

.hero-title {
  font-size: clamp(2.2rem, 6.4vw, 4.4rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--accent-pure);
  text-transform: uppercase;
  margin-bottom: 16px;
  text-shadow: 0 4px 28px rgba(0, 0, 0, 0.75);
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2.2vw, 1.35rem);
  font-weight: 400;
  line-height: 1.5;
  color: var(--cement-200);
  max-width: 580px;
  margin-bottom: 28px;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.8);
}

/* ==========================================================================
   BOTÃO SÓLIDO COM SHINY SWEEP GLOW (Regra 16 & Shell Canônico)
   ========================================================================== */

.btn-primary {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 52px;
  padding: 14px 34px;
  border-radius: 999px;
  background: var(--brand-action);
  color: var(--brand-action-text);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  overflow: hidden;
  isolation: isolate;
  border: 1px solid var(--accent-pure);
  box-shadow: 0 8px 30px rgba(234, 231, 225, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease, background 0.3s;
}

/* Shiny Sweep Glow */
.btn-primary::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -60%;
  width: 40%;
  height: 200%;
  background: linear-gradient(
    115deg,
    transparent 0%,
    rgba(255, 255, 255, 0.7) 50%,
    transparent 100%
  );
  transform: rotate(25deg);
  pointer-events: none;
  animation: shinySweep 6s cubic-bezier(0.16, 1, 0.3, 1) infinite;
}

@keyframes shinySweep {
  0% {
    left: -60%;
  }
  25% {
    left: 140%;
  }
  100% {
    left: 140%;
  }
}

.btn-primary:hover {
  background: var(--brand-action-hover);
  transform: translateY(-2px) scale(1.015);
  box-shadow: 0 14px 42px rgba(234, 231, 225, 0.5), inset 0 1px 0 #ffffff;
}

.btn-primary:active {
  transform: translateY(0) scale(0.99);
}

.btn-primary .btn-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.btn-primary:hover .btn-icon {
  transform: translateX(3px);
}

/* Micro-ações de Tráfego */
.hero-quick-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 24px;
}

.hero-quick-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--cement-300);
  padding: 8px 18px;
  border-radius: 999px;
  background: rgba(18, 20, 26, 0.6);
  border: 1px solid var(--edge);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.25s ease;
}

.hero-quick-link:hover {
  color: var(--accent-pure);
  border-color: var(--edge-cement);
  background: rgba(26, 29, 38, 0.8);
  transform: translateY(-1px);
}

/* ==========================================================================
   BENDING MARQUEE / TICKER (Transição Fluida)
   ========================================================================== */

.marquee-wrap {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding-block: 16px;
  background: linear-gradient(90deg, var(--ink-950) 0%, rgba(20, 22, 30, 0.95) 50%, var(--ink-950) 100%);
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
  margin-block: 20px 0;
  display: flex;
}

.marquee-track {
  display: flex;
  gap: 32px;
  width: max-content;
  white-space: nowrap;
  animation: marqueeScroll 28s linear infinite;
  will-change: transform;
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 32px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cement-300);
}

.marquee-item span.highlight {
  color: var(--accent-pure);
}

.marquee-item span.bullet {
  color: var(--cement-500);
  font-size: 0.65rem;
}

@keyframes marqueeScroll {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .marquee-track {
    animation: none;
    transform: none;
  }
}

/* ==========================================================================
   VITRINE DE ROUPAS (Movimento Contínuo & Foto Protagonista)
   ========================================================================== */

.vitrine-section {
  position: relative;
  z-index: 2;
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: clamp(36px, 5vw, 60px);
}

.section-kicker {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cement-400);
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--accent-pure);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 1rem;
  color: var(--paper-muted);
  max-width: 480px;
  margin-inline: auto;
}

/* Grid Editorial de Vitrine */
.vitrine-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

@media (min-width: 640px) {
  .vitrine-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .vitrine-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.vitrine-card {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  background: var(--ink-900);
  border: 1px solid var(--surface-glass-border);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
  display: flex;
  flex-direction: column;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.35s ease, box-shadow 0.35s ease;
  isolation: isolate;
}

.vitrine-card:hover {
  transform: translateY(-6px);
  border-color: var(--edge-cement);
  box-shadow: 0 28px 60px -15px rgba(234, 231, 225, 0.18);
}

.vitrine-media-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--ink-850);
}

.vitrine-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.vitrine-card:hover .vitrine-img {
  transform: scale(1.05);
}

/* Overlay de Ação no Hover/Touch */
.vitrine-action-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(9, 10, 13, 0.92) 0%, rgba(9, 10, 13, 0.2) 60%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: 24px;
  opacity: 1;
  transition: background 0.3s ease;
}

.vitrine-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 12px 20px;
  border-radius: 999px;
  background: rgba(234, 231, 225, 0.92);
  color: var(--ink-900);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: background 0.25s, transform 0.25s;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.vitrine-card:hover .vitrine-cta-btn {
  background: var(--accent-pure);
  transform: scale(1.02);
}

.vitrine-cta-btn svg {
  width: 18px;
  height: 18px;
  transition: transform 0.25s ease;
}

.vitrine-card:hover .vitrine-cta-btn svg {
  transform: translateX(4px);
}

/* ==========================================================================
   PILARES DE EXPERIÊNCIA (Regra 15 & Regra 16 — Acabamento Mineral)
   ========================================================================== */

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

@media (min-width: 768px) {
  .pillars-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pillar-card {
  position: relative;
  padding: clamp(32px, 4vw, 44px) 28px;
  border-radius: 20px;
  background: rgba(18, 20, 26, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--surface-glass-border);
  box-shadow: inset 0 1px 0 var(--edge), 0 20px 40px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s;
}

.pillar-card:hover {
  transform: translateY(-4px);
  border-color: var(--edge-cement);
}

.pillar-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(234, 231, 225, 0.08);
  border: 1px solid var(--edge);
  display: grid;
  place-items: center;
  color: var(--accent-pure);
  margin-bottom: 22px;
}

.pillar-icon-box svg {
  width: 24px;
  height: 24px;
}

.pillar-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--accent-pure);
  margin-bottom: 10px;
}

.pillar-text {
  font-size: 0.95rem;
  color: var(--paper-muted);
  line-height: 1.6;
}

/* ==========================================================================
   FAQ ACESSÍVEL (Acordeão com button + aria-expanded)
   ========================================================================== */

.faq-wrap {
  max-width: 760px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border-radius: 16px;
  background: rgba(18, 20, 26, 0.55);
  border: 1px solid var(--surface-glass-border);
  box-shadow: inset 0 1px 0 var(--edge);
  overflow: hidden;
  transition: border-color 0.25s ease;
}

.faq-item.is-active {
  border-color: var(--edge-cement);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--paper);
  background: none;
  transition: color 0.2s ease;
}

.faq-trigger:hover, .faq-trigger:focus-visible {
  color: var(--accent-pure);
}

.faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  color: var(--cement-300);
}

.faq-trigger[aria-expanded="true"] .faq-icon {
  transform: rotate(180deg);
  color: var(--accent-pure);
}

.faq-panel {
  padding: 0 24px 22px;
  color: var(--paper-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

.faq-panel[hidden] {
  display: none;
}

/* ==========================================================================
   RODAPÉ (Regra 14 §10 — BOOSMAN é a Protagonista, Zero Créditos)
   ========================================================================== */

.site-footer {
  position: relative;
  padding-block: 48px 36px;
  border-top: 1px solid var(--edge);
  background: var(--ink-950);
  z-index: 10;
}

.footer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 24px;
}

.footer-brand {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--accent-pure);
  text-transform: uppercase;
}

.footer-bio-phrase {
  font-size: 0.95rem;
  color: var(--cement-300);
  max-width: 440px;
}

.footer-social-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.footer-social-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--cement-300);
  padding: 8px 18px;
  border-radius: 999px;
  background: rgba(18, 20, 26, 0.6);
  border: 1px solid var(--edge);
  transition: all 0.25s ease;
}

.footer-social-link:hover {
  color: var(--accent-pure);
  border-color: var(--edge-cement);
  background: rgba(26, 29, 38, 0.8);
  transform: translateY(-1px);
}

.footer-social-link svg {
  width: 18px;
  height: 18px;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--cement-500);
  margin-top: 8px;
}

/* ==========================================================================
   WHATSAPP FLUTUANTE OBRIGATÓRIO (Regra 16 §3 — Ícone Oficial, SVG Inline)
   ========================================================================== */

.wa-float {
  position: fixed;
  right: 20px;
  bottom: max(20px, env(safe-area-inset-bottom));
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #25D366;
  color: #ffffff;
  z-index: 900;
  text-decoration: none;
  box-shadow: 0 12px 32px -8px rgba(37, 211, 102, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.35);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.28s ease;
}

.wa-float svg {
  width: 28px;
  height: 28px;
}

.wa-float:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 16px 38px -6px rgba(37, 211, 102, 0.7);
}

.wa-float:focus-visible {
  outline: 3px solid #ffffff;
  outline-offset: 3px;
}

@media (max-width: 480px) {
  .wa-float {
    width: 54px;
    height: 54px;
    right: 16px;
    bottom: max(16px, env(safe-area-inset-bottom));
  }
}

@media (prefers-reduced-motion: reduce) {
  .wa-float {
    transition: none;
  }
}

/* Foco Acessível Global */
:focus-visible {
  outline: 2px solid var(--accent-pure);
  outline-offset: 3px;
}