/* ==========================================================================
   INFINITYTECH — DESIGN SYSTEM & BASE STYLES
   Paleta: Azul Petróleo (#0E3A63), Azul Tech (#1B5AA0), Vermelho (#C41E2E)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,100..1000;1,9..40,100..1000&family=Sora:wght@400;500;600;700;800&display=swap');

:root {
  /* Cores Principais */
  --primary: #0E3A63;
  --primary-dark: #071D33;
  --primary-light: #164E83;
  --secondary: #1B5AA0;
  --secondary-light: #2A72C2;
  --accent: #C41E2E;
  --accent-hover: #E52E3D;
  --accent-glow: rgba(196, 30, 46, 0.35);

  /* Tons de Fundo e Superfície (Light B2C) */
  --bg-main: #F5F6F8;
  --bg-card: #FFFFFF;
  --bg-card-hover: #FFFFFF;
  --bg-soft: #EDF2F7;
  --text-main: #111A24;
  --text-muted: #5A697A;
  --text-light: #8E9BAE;
  --border-color: rgba(14, 58, 99, 0.1);
  --border-focus: rgba(27, 90, 160, 0.4);

  /* WhatsApp */
  --whatsapp-green: #25D366;
  --whatsapp-hover: #1EBE5D;
  --whatsapp-dark: #075E54;
  --whatsapp-glow: rgba(37, 211, 102, 0.35);

  /* Tipografia */
  --font-heading: 'Sora', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  /* Sombras & Efeitos */
  --shadow-sm: 0 2px 8px rgba(14, 58, 99, 0.06);
  --shadow-md: 0 8px 24px rgba(14, 58, 99, 0.08);
  --shadow-lg: 0 16px 40px rgba(14, 58, 99, 0.12);
  --shadow-glow: 0 0 30px rgba(14, 58, 99, 0.2);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Transições */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Tema Claro Explícito */
[data-theme="light"] {
  --bg-main: #F5F6F8;
  --bg-card: #FFFFFF;
  --bg-card-hover: #FFFFFF;
  --bg-soft: #EDF2F7;
  --text-main: #111A24;
  --text-muted: #5A697A;
  --text-light: #8E9BAE;
  --border-color: rgba(14, 58, 99, 0.1);
  --border-focus: rgba(27, 90, 160, 0.4);

  --shadow-sm: 0 2px 8px rgba(14, 58, 99, 0.06);
  --shadow-md: 0 8px 24px rgba(14, 58, 99, 0.08);
  --shadow-lg: 0 16px 40px rgba(14, 58, 99, 0.12);
  --shadow-glow: 0 0 30px rgba(14, 58, 99, 0.2);
}

/* Tema Escuro (Dark Tech) */
[data-theme="dark"] {
  --primary: #4A90E2;
  --primary-dark: #07131F;
  --primary-light: #6BA4EC;
  --secondary: #2575DC;
  --secondary-light: #3D8BFD;

  --bg-main: #07131F;
  --bg-card: #0D1E30;
  --bg-card-hover: #13273D;
  --bg-soft: #0B1E32;
  --text-main: #F1F5F9;
  --text-muted: #94A3B8;
  --text-light: #64748B;
  --border-color: rgba(255, 255, 255, 0.1);
  --border-focus: rgba(37, 115, 204, 0.5);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 30px rgba(37, 115, 204, 0.35);
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #040D17;
}

::-webkit-scrollbar-thumb {
  background: rgba(27, 90, 160, 0.4);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(27, 90, 160, 0.7);
}

/* Seleção de Texto Personalizada */
::selection {
  background: rgba(27, 90, 160, 0.35);
  color: #FFFFFF;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  caret-color: var(--secondary);
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary-dark);
  letter-spacing: -0.02em;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

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

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Seções */
.section {
  padding: 90px 0;
  position: relative;
}

.section-title-wrap {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: rgba(14, 58, 99, 0.08);
  color: var(--primary);
  margin-bottom: 16px;
  border: 1px solid rgba(14, 58, 99, 0.12);
}

.section-tag.tag-accent {
  background: rgba(196, 30, 46, 0.08);
  color: var(--accent);
  border-color: rgba(196, 30, 46, 0.16);
}

[data-theme="dark"] .section-tag.tag-accent {
  background: rgba(196, 30, 46, 0.15);
  color: #FF8F9B;
  border-color: rgba(196, 30, 46, 0.3);
}

.section-tag.tag-info {
  background: rgba(27, 90, 160, 0.08);
  color: var(--secondary);
  border-color: rgba(27, 90, 160, 0.16);
}

[data-theme="dark"] .section-tag.tag-info {
  background: rgba(96, 165, 250, 0.15);
  color: #93C5FD;
  border-color: rgba(96, 165, 250, 0.3);
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
  text-align: center;
  white-space: nowrap;
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent) 0%, #A51422 100%);
  color: #FFFFFF;
  box-shadow: 0 6px 20px var(--accent-glow);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(196, 30, 46, 0.5);
  background: linear-gradient(135deg, var(--accent-hover) 0%, var(--accent) 100%);
  color: #FFFFFF;
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #1EBE5D 100%);
  color: #FFFFFF !important;
  box-shadow: 0 6px 20px var(--whatsapp-glow);
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.5);
  background: linear-gradient(135deg, #28E16D 0%, #1AA852 100%);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid rgba(14, 58, 99, 0.2);
}

.btn-outline:hover {
  border-color: var(--primary);
  background: rgba(14, 58, 99, 0.05);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

/* Badges e Pílulas */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.badge-red {
  background: rgba(196, 30, 46, 0.1);
  color: var(--accent);
}

.badge-blue {
  background: rgba(14, 58, 99, 0.1);
  color: var(--primary);
}

/* ==========================================================================
   HEADER / NAVBAR COMPARTILHADA
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(14, 58, 99, 0.08);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 4px 20px rgba(14, 58, 99, 0.08);
  padding: 4px 0;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 20px;
  max-width: 1440px;
  padding: 0 32px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: clamp(14px, 1.6vw, 24px);
  list-style: none;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  position: relative;
  padding: 6px 0;
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-fast);
}

.nav-link:hover {
  color: var(--primary);
}

.nav-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.2vw, 16px);
  flex-shrink: 0;
}

/* Seletor de Trilha no Header */
.track-selector {
  display: inline-flex;
  align-items: center;
  background: rgba(14, 58, 99, 0.06);
  padding: 4px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(14, 58, 99, 0.12);
  gap: 4px;
}

.track-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 6px 16px;
  font-size: 0.78rem;
  font-weight: 700;
  font-family: var(--font-heading);
  border-radius: var(--radius-full);
  color: var(--text-muted);
  transition: var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.track-btn:hover {
  color: var(--primary);
}

.track-btn.active,
.track-btn.active-lojista {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #FFFFFF !important;
  box-shadow: 0 2px 8px rgba(14, 58, 99, 0.28);
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--primary);
}

.mobile-toggle svg {
  width: 28px;
  height: 28px;
}

/* ==========================================================================
   THEME TOGGLE BUTTON & ADAPTATIONS GERAIS
   ========================================================================== */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.theme-toggle:hover {
  transform: translateY(-2px);
  border-color: var(--secondary);
  color: var(--accent);
  box-shadow: var(--shadow-md);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}

.theme-toggle .icon-sun {
  display: none;
}

.theme-toggle .icon-moon {
  display: block;
}

[data-theme="dark"] .theme-toggle .icon-sun {
  display: block;
  color: #FBBF24;
}

[data-theme="dark"] .theme-toggle .icon-moon {
  display: none;
}

/* Header & Nav Adaptations for Dark Theme */
[data-theme="dark"] .header {
  background: rgba(7, 19, 31, 0.88);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] .header.scrolled {
  background: rgba(7, 19, 31, 0.98);
  box-shadow: 0 4px 25px rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] .nav-link {
  color: #CBD5E1;
}

[data-theme="dark"] .nav-link:hover {
  color: #FFFFFF;
}

[data-theme="dark"] .track-selector {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
}

[data-theme="dark"] .track-btn {
  color: #94A3B8;
}

[data-theme="dark"] .track-btn:hover {
  color: #FFFFFF;
}

[data-theme="dark"] .track-btn.active,
[data-theme="dark"] .track-btn.active-lojista {
  background: linear-gradient(135deg, var(--accent) 0%, #A51422 100%);
  color: #FFFFFF !important;
  box-shadow: 0 2px 8px var(--accent-glow);
}

[data-theme="dark"] .mobile-nav {
  background: rgba(7, 19, 31, 0.98);
  border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .mobile-toggle {
  color: #FFFFFF;
}

[data-theme="dark"] .btn-outline {
  border-color: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
}

[data-theme="dark"] .btn-outline:hover {
  background: #FFFFFF;
  color: #07131F;
}

/* ==========================================================================
   MOBILE MENU DRAWER
   ========================================================================== */
.mobile-nav {
  display: none;
  position: fixed;
  top: 76px;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(14, 58, 99, 0.1);
  padding: 24px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
  z-index: 999;
  flex-direction: column;
  gap: 16px;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}

.mobile-nav.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
  display: flex;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
  list-style: none;
}

.mobile-nav-links a {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary-dark);
  padding: 8px 0;
  border-bottom: 1px solid rgba(14, 58, 99, 0.05);
}

/* ==========================================================================
   FAQ ACCORDION COMPONENT
   ========================================================================== */
.faq-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 840px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  overflow: hidden;
}

.faq-item:hover {
  border-color: rgba(27, 90, 160, 0.3);
  box-shadow: var(--shadow-md);
}

.faq-item.active {
  border-color: var(--secondary);
  box-shadow: var(--shadow-md);
}

.faq-question {
  width: 100%;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-dark);
  transition: var(--transition-fast);
}

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

.faq-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--secondary);
  transition: transform var(--transition-normal);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--accent);
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-rows: auto 0fr;
  transition: grid-template-rows 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s ease, box-shadow 0.2s ease;
}

.faq-item.active {
  grid-template-rows: auto 1fr;
  border-color: rgba(27, 90, 160, 0.3);
  box-shadow: var(--shadow-md);
}

.faq-answer {
  overflow: hidden;
  min-height: 0;
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
  transition: opacity 0.25s ease;
  opacity: 0;
}

.faq-answer-inner {
  padding: 0 24px 22px 24px;
}

.faq-item.active .faq-answer {
  opacity: 1;
}

/* ==========================================================================
   FOOTER COMPARTILHADO
   ========================================================================== */
.footer {
  background: radial-gradient(circle at 15% 10%, rgba(27, 90, 160, 0.2) 0%, transparent 45%),
              radial-gradient(circle at 85% 90%, rgba(196, 30, 46, 0.12) 0%, transparent 40%),
              linear-gradient(180deg, #07192C 0%, #030C16 100%);
  color: #E2E8F0;
  padding: 85px 0 35px 0;
  position: relative;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.95fr 0.95fr 1.3fr;
  gap: 44px;
  margin-bottom: 56px;
}

/* Grid adaptável para rodapés com 3 colunas (Catálogo e Cadastro) */
.footer-grid-3,
.footer-grid:has(> :nth-child(3):last-child) {
  grid-template-columns: 1.45fr 0.95fr 1.35fr;
  gap: 56px;
}

/* Grid adaptável para rodapés com apenas 2 colunas (Marca + Sou Lojista) */
.footer-grid-2,
.footer-grid:has(> :nth-child(2):last-child) {
  grid-template-columns: minmax(0, 420px) minmax(0, 260px);
  gap: 80px;
  justify-content: center;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 440px;
}

.footer-logo {
  height: 64px;
  width: auto;
  object-fit: contain;
  filter: brightness(1.1);
  transition: transform var(--transition-fast);
}

.footer-logo:hover {
  transform: scale(1.02);
}

.footer-slogan {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.footer-desc {
  color: #94A3B8;
  font-size: 0.92rem;
  line-height: 1.65;
}

.footer-address-info {
  display: inline-flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  color: #CBD5E1;
  text-decoration: none;
  line-height: 1.45;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.footer-address-info strong {
  color: #FFFFFF;
}

.footer-address-info:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(96, 165, 250, 0.35);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.footer-address-info svg {
  color: #60A5FA;
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-hours-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  color: #94A3B8;
  font-weight: 500;
}

.footer-hours-info svg {
  color: #38BDF8;
  flex-shrink: 0;
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 4px;
}

.footer-social-link {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #94A3B8;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
}

.footer-social-link:hover {
  background: var(--accent);
  color: #FFFFFF;
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 4px 14px var(--accent-glow);
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 24px;
  position: relative;
  padding-bottom: 10px;
  letter-spacing: -0.01em;
}

.footer-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 3px;
  background: var(--accent);
  border-radius: var(--radius-full);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.footer-links a {
  color: #94A3B8;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color var(--transition-fast), transform var(--transition-fast);
  text-decoration: none;
}

.footer-links a::before {
  content: '›';
  font-size: 1.1rem;
  line-height: 1;
  color: rgba(255, 255, 255, 0.3);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer-links a:hover {
  color: #FFFFFF;
  transform: translateX(4px);
}

.footer-links a:hover::before {
  color: var(--accent);
  transform: translateX(2px);
}

.footer-contacts {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-contact-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 14px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: background var(--transition-normal), border-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.footer-contact-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(37, 211, 102, 0.12) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.footer-contact-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(37, 211, 102, 0.4);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4), 0 0 16px rgba(37, 211, 102, 0.2);
}

.footer-contact-card:hover::before {
  opacity: 1;
}

.footer-contact-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
  transition: transform var(--transition-fast);
}

.footer-contact-card:hover .footer-contact-icon {
  transform: scale(1.08);
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  position: relative;
  z-index: 1;
}

.footer-contact-badge {
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #94A3B8;
}

.footer-contact-phone {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.footer-contact-hint {
  font-size: 0.82rem;
  color: #34D399;
  font-weight: 600;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.86rem;
  color: #94A3B8;
}

/* ==========================================================================
   CRÉDITO DE DESENVOLVIMENTO (RODAPÉ)
   ========================================================================== */
.dev-credit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: #94A3B8;
  font-size: 0.8rem;
  line-height: 1;
  transition: var(--transition-fast);
}

.dev-credit-label {
  white-space: nowrap;
}

.dev-credit-logo-img {
  height: 34px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
  opacity: 0.8;
  transition: var(--transition-fast);
}

.dev-credit:hover {
  color: #E2E8F0;
}

.dev-credit:hover .dev-credit-logo-img {
  opacity: 1;
}

.dev-credit:focus-visible {
  outline: 2px solid var(--secondary-light);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ==========================================================================
   FOCO DE TECLADO — ELEMENTOS INTERATIVOS COMPARTILHADOS
   ========================================================================== */
.btn:focus-visible,
.track-btn:focus-visible,
.theme-toggle:focus-visible,
.nav-link:focus-visible,
.mobile-toggle:focus-visible,
.logo-link:focus-visible,
.faq-question:focus-visible {
  outline: 2px solid var(--secondary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

[data-theme="dark"] .btn:focus-visible,
[data-theme="dark"] .track-btn:focus-visible,
[data-theme="dark"] .theme-toggle:focus-visible,
[data-theme="dark"] .nav-link:focus-visible,
[data-theme="dark"] .mobile-toggle:focus-visible,
[data-theme="dark"] .logo-link:focus-visible,
[data-theme="dark"] .faq-question:focus-visible {
  outline-color: var(--secondary-light);
}

/* Rodapé é sempre escuro (independente do tema da página) */
.footer-social-link:focus-visible,
.footer-links a:focus-visible,
.footer-contact-card:focus-visible,
.footer-address-info:focus-visible {
  outline: 2px solid var(--secondary-light);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   FLOATING WHATSAPP BUTTON
   ========================================================================== */
.floating-whatsapp {
  position: fixed;
  bottom: max(24px, env(safe-area-inset-bottom));
  right: max(24px, env(safe-area-inset-right));
  z-index: 990;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--whatsapp-green);
  color: #FFFFFF;
  padding: 12px 20px 12px 14px;
  border-radius: var(--radius-full);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  transition: var(--transition-normal);
  animation: pulse-whatsapp 2.5s infinite;
}

.floating-whatsapp:hover {
  transform: scale(1.05) translateY(-3px);
  background: #20BA5A;
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.6);
  color: #FFFFFF;
}

.floating-whatsapp svg {
  width: 28px;
  height: 28px;
}

@keyframes pulse-whatsapp {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6); }
  70% { box-shadow: 0 0 0 14px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ==========================================================================
   ANIMATIONS & UTILITIES
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Responsividade Global */
@media (max-width: 1300px) {
  .nav-menu {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
}

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
  .footer-grid-3,
  .footer-grid:has(> :nth-child(3):last-child) {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 36px;
  }
  .footer-grid-3 > :last-child,
  .footer-grid:has(> :nth-child(3):last-child) > :last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  .btn {
    white-space: normal;
  }
  .btn-lg {
    padding: 14px 20px;
    font-size: 0.98rem;
  }
  .section {
    padding: 60px 0;
  }
  .footer-grid,
  .footer-grid-3,
  .footer-grid:has(> :nth-child(3):last-child) {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .track-selector {
    display: none;
  }
  .floating-whatsapp span {
    display: none;
  }
  .floating-whatsapp {
    padding: 14px;
    bottom: max(20px, env(safe-area-inset-bottom));
    right: max(20px, env(safe-area-inset-right));
  }
}

/* ==========================================================================
   ACESSIBILIDADE: PREFERS-REDUCED-MOTION
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .floating-whatsapp {
    animation: none !important;
  }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}