/* ========================================
   VARIÁVEIS E RESET MODERNO
======================================== */
:root {
  /* Paleta baseada no gradiente da logo */
  --primary-blue: #4A90E2;
  --primary-purple: #8B5FBF;
  --primary-pink: #E85D9A;
  --accent-light: #B8A4D9;
  --accent-soft: #F5E6F3;
  
  /* Cores neutras modernas */
  --bg-light: #FAFBFC;
  --bg-white: #FFFFFF;
  --text-dark: #2C3E50;
  --text-gray: #6B7280;
  --border-light: #E5E7EB;
  
  /* Dark mode */
  --dark-bg: #1A1A2E;
  --dark-surface: #16213E;
  --dark-text: #E5E7EB;
  
  /* Sombras modernas */
  --shadow-sm: 0 1px 3px rgba(138, 70, 163, 0.12);
  --shadow-md: 0 4px 12px rgba(138, 70, 163, 0.15);
  --shadow-lg: 0 10px 30px rgba(138, 70, 163, 0.2);
  --shadow-glow: 0 0 20px rgba(138, 95, 191, 0.3);
  
  /* Transições */
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  background: linear-gradient(135deg, var(--bg-light) 0%, var(--accent-soft) 100%);
  color: var(--text-dark);
  line-height: 1.7;
  overflow-x: hidden;
  transition: var(--transition-base);
  margin-top: 80px;
  font-style: normal;
}

body.dark {
  background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-surface) 100%);
  color: var(--dark-text);
}

/* ========================================
   NAVBAR MODERNA
======================================== */
.nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 30px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: var(--transition-base);
  border-bottom: 1px solid rgba(138, 95, 191, 0.1);
}

body.dark .nav-bar {
  background: rgba(26, 26, 46, 0.95);
  border-bottom-color: rgba(138, 95, 191, 0.2);
}

.nav-bar.hidden {
  transform: translateY(-100%);
}

.nav-bar.transparent {
  background: rgba(255, 255, 255, 0.85);
}

body.dark .nav-bar.transparent {
  background: rgba(26, 26, 46, 0.85);
}

.nav-bar img {
  width: 140px;
  height: auto;
  margin: 15px 0 15px 40px;
  transition: var(--transition-base);
  filter: drop-shadow(0 2px 8px rgba(138, 95, 191, 0.2));
}

.nav-bar img:hover {
  transform: scale(1.05);
}

.botoes {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  margin-right: 40px;
}

.nav-bar button,
.dropbtn {
  background: transparent;
  border: none;
  padding: 10px 20px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dark);
  cursor: pointer;
  position: relative;
  transition: var(--transition-base);
  font-family: inherit;
  border-radius: 8px;
}

body.dark .nav-bar button,
body.dark .dropbtn {
  color: var(--dark-text);
}

.nav-bar button::after,
.dropbtn::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-blue), var(--primary-purple), var(--primary-pink));
  transform: translateX(-50%);
  transition: width 0.3s ease;
}

.nav-bar button:hover,
.dropbtn:hover {
  color: var(--primary-purple);
  transform: translateY(-2px);
}

.nav-bar button:hover::after,
.dropbtn:hover::after {
  width: 80%;
}

/* Dark Mode Toggle */
#darkBtn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 50px;
  background: var(--accent-soft);
  border: 2px solid var(--accent-light);
  cursor: pointer;
  transition: var(--transition-smooth);
  margin-left: 20px;
}

body.dark #darkBtn {
  background: var(--dark-surface);
  border-color: var(--primary-purple);
}

#darkBtn:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-glow);
}

.switch {
  width: 48px;
  height: 24px;
  background: linear-gradient(90deg, var(--primary-blue), var(--primary-purple));
  border-radius: 50px;
  position: relative;
  transition: var(--transition-base);
}

body.dark .switch {
  background: linear-gradient(90deg, var(--primary-purple), var(--primary-pink));
}

.slider {
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  position: absolute;
  top: 2px;
  left: 2px;
  transition: var(--transition-smooth);
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

body.dark .slider {
  left: 26px;
}

/* Dropdown Moderno */
.dropdown {
  position: relative;
}

.dropdown-content {
  display: none;
  position: absolute;
  top: calc(100% + 1px);
  left: 50%;
  transform: translateX(-50%);
  background: white;
  min-width: 200px;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  opacity: 0;
  animation: fadeInDown 0.3s forwards;
}

body.dark .dropdown-content {
  background: var(--dark-surface);
  border: 1px solid rgba(138, 95, 191, 0.3);
}

@keyframes fadeInDown {
  to {
    opacity: 1;
  }
}

.dropdown:hover .dropdown-content,
.dropdown.open .dropdown-content {
  display: block;
}

.dropdown-content a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  color: var(--text-dark);
  text-decoration: none;
  transition: var(--transition-base);
  border-bottom: 1px solid var(--border-light);
  font-size: 14px;
}

body.dark .dropdown-content a {
  color: var(--dark-text);
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.dropdown-content a:last-child {
  border-bottom: none;
}

.dropdown-content a:hover {
  background: linear-gradient(90deg, rgba(138, 95, 191, 0.1), rgba(232, 93, 154, 0.1));
  padding-left: 28px;
}

.dropdown-content img {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

/* Hamburger Menu */
#hamburgerBtn {
  display: none;
  font-size: 28px;
  background: none;
  border: none;
  color: var(--text-dark);
  cursor: pointer;
  padding: 10px;
  margin-right: 20px;
}

body.dark #hamburgerBtn {
  color: var(--dark-text);
}

/* ========================================
   SEÇÕES MODERNAS
======================================== */

/* Container Principal */
.container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  padding: 80px 60px;
  max-width: 1400px;
  margin: 0 auto;
  align-items: center;
}

.subContainer {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.subContainer h1 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple), var(--primary-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  margin-bottom: 16px;
}

.subContainer h4,
.subContainer p {
  font-size: 1.125rem;
  color: var(--text-gray);
  font-weight: 400;
  line-height: 1.8;
  font-style: normal;
}

body.dark .subContainer h4,
body.dark .subContainer p {
  color: rgba(255, 255, 255, 0.8);
}

/* Botões Modernos */
.subContainer button,
.container3 button,
.containerCard button,
.containerFree button {
  padding: 16px 40px;
  font-size: 1.125rem;
  font-weight: 600;
  color: white;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple), var(--primary-pink));
  background-size: 200% 200%;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  font-family: inherit;
}

.subContainer button::before,
.container3 button::before,
.containerCard button::before,
.containerFree button::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.subContainer button:hover::before,
.container3 button:hover::before,
.containerCard button:hover::before,
.containerFree button:hover::before {
  width: 400px;
  height: 400px;
}

.subContainer button:hover,
.container3 button:hover,
.containerCard button:hover,
.containerFree button:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  background-position: right center;
}

/* Imagem Inicial */
.inicial {
  position: relative;
  border-radius: 30px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-base);
}

.inicial::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(74, 144, 226, 0.2), rgba(139, 95, 191, 0.2), rgba(232, 93, 154, 0.2));
  z-index: 1;
  opacity: 0;
  transition: opacity 0.3s;
}

.inicial:hover::before {
  opacity: 1;
}

.inicial:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-glow);
}

.inicial img,
.container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 30px;
}

/* Container 2 */
.container2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  padding: 80px 60px;
  max-width: 1400px;
  margin: 0 auto;
  align-items: center;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  border-radius: 30px;
  box-shadow: var(--shadow-md);
}

body.dark .container2 {
  background: rgba(22, 33, 62, 0.6);
}

.container2 img {
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-base);
}

.container2 img:hover {
  transform: scale(1.03) rotate(2deg);
}

.subContainer2 h1,
.subContainer2 h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.crt {
  display: inline-block;
  padding: 6px 16px;
  background: linear-gradient(90deg, var(--primary-purple), var(--primary-pink));
  color: white;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 20px;
}

/* Container 3 - Cards */
.container3 {
  padding: 80px 60px;
  max-width: 1400px;
  margin: 0 auto;
}

.container3 h1,
.container3 h2 {
  text-align: center;
  font-size: clamp(2rem, 4vw, 3rem);
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple), var(--primary-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
}

.container3 p {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 60px;
  color: var(--text-gray);
  font-size: 1.125rem;
  line-height: 1.8;
}

body.dark .container3 p {
  color: rgba(255, 255, 255, 0.7);
}

.subContainer3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

.card1 {
  background: white;
  border-radius: 20px;
  padding: 40px 30px;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

body.dark .card1 {
  background: var(--dark-surface);
}

.card1::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-blue), var(--primary-purple), var(--primary-pink));
  transform: scaleX(0);
  transition: transform 0.3s;
}

.card1:hover::before {
  transform: scaleX(1);
}

.card1:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-light);
}

.card1 img {
  width: 80px;
  height: 80px;
  margin-bottom: 24px;
  filter: drop-shadow(0 4px 8px rgba(138, 95, 191, 0.3));
}

.card1 h3 {
  font-size: 1.125rem;
  color: var(--text-dark);
  font-weight: 600;
  line-height: 1.5;
}

body.dark .card1 h3 {
  color: var(--dark-text);
}

/* Container Cards Técnicas */
.containerCard {
  padding: 80px 60px;
  max-width: 1400px;
  margin: 0 auto;
}

.subCard {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

.cardTecnicas {
  background: white;
  border-radius: 20px;
  padding: 30px;
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

body.dark .cardTecnicas {
  background: var(--dark-surface);
}

.cardTecnicas::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(74, 144, 226, 0.05), rgba(139, 95, 191, 0.05), rgba(232, 93, 154, 0.05));
  opacity: 0;
  transition: opacity 0.3s;
}

.cardTecnicas:hover::before {
  opacity: 1;
}

.cardTecnicas:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-glow);
  border-color: var(--primary-purple);
}

.cardTecnicas h3 {
  font-size: 1.25rem;
  color: var(--primary-purple);
  margin-bottom: 16px;
  font-weight: 600;
}

.cardTecnicas p {
  color: var(--text-gray);
  line-height: 1.7;
  font-size: 0.95rem;
}

body.dark .cardTecnicas p {
  color: rgba(255, 255, 255, 0.7);
}

/* Container Free - Serviços Gratuitos */
.containerFree {
  padding: 80px 60px;
  max-width: 1400px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(10px);
  border-radius: 30px;
  box-shadow: var(--shadow-md);
}

body.dark .containerFree {
  background: rgba(22, 33, 62, 0.5);
}

.containerFree h2 {
  text-align: center;
  font-size: clamp(2rem, 4vw, 3rem);
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple), var(--primary-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 60px;
}

.servicos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-bottom: 60px;
}

.subServico {
  background: white;
  border-radius: 20px;
  padding: 30px;
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
  text-align: center;
  border: 2px solid transparent;
}

body.dark .subServico {
  background: var(--dark-surface);
}

.subServico:hover {
  transform: translateY(-12px) scale(1.03);
  box-shadow: var(--shadow-glow);
  border-color: var(--primary-pink);
}

.subServico h3,
.subServico h4 {
  font-size: 1.25rem;
  color: var(--primary-purple);
  margin-bottom: 20px;
  font-weight: 600;
}

.subServico img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 15px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.subServico button {
  width: 100%;
  padding: 14px;
  font-size: 1rem;
}

/* Container Sobre */
.containerSobre {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  padding: 80px 60px;
  max-width: 1400px;
  margin: 0 auto;
  align-items: center;
}

.containerSobre img {
  width: 100%;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-base);
}

.containerSobre img:hover {
  transform: scale(1.03);
}

.subSobre h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
}

/* Footer Moderno */
.footer {
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple), var(--primary-pink));
  color: white;
  text-align: center;
  padding: 30px 20px;
  font-size: 0.95rem;
  font-weight: 400;
}

/* ========================================
   PÁGINAS ESPECÍFICAS
======================================== */

/* Atendimento */
.atendimento {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  padding: 60px;
  max-width: 1400px;
  margin: 0 auto;
  margin-top: 20vh;
}

.atendimento img {
  width: 100%;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
}

.sub-atendimento h1 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 24px;
}

.apresentacao {
  padding: 60px;
  max-width: 1400px;
  margin: 0 auto;
}

.apresentacao video {
  width: 100%;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
}

/* Cursos */
.containerCurso {
  padding: 80px 60px;
  max-width: 1400px;
  margin: 0 auto;
}

.containerCurso h2 {
  text-align: center;
  font-size: clamp(2rem, 4vw, 3rem);
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple), var(--primary-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 60px;
}

.subCurso {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
}

.cardCurso {
  background: white;
  border-radius: 20px;
  padding: 30px;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  text-align: center;
}

body.dark .cardCurso {
  background: var(--dark-surface);
}

.cardCurso:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.cardCurso img {
  width: 100%;
  min-height: 250px;
  max-height: 400px;
  object-fit: cover;
  border-radius: 15px;
  margin-bottom: 20px;
}

.cardCurso h1 {
  font-size: 1.5rem;
  color: var(--primary-purple);
  margin-bottom: 20px;
}

.cardCurso button {
  width: 100%;
  padding: 14px;
  background: var(--text-gray);
  color: white;
  opacity: 0.6;
  cursor: not-allowed;
}

/* Feedbacks */
.feedbacks {
  padding: 80px 60px;
  max-width: 1400px;
  margin: 0 auto;
}

.feedbacks h1 {
  text-align: center;
  font-size: clamp(2rem, 4vw, 3rem);
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple), var(--primary-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 60px;
}

.subFeedbacks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.subFeedbacks video {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 15px;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

.subFeedbacks video:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-lg);
}

/* ========================================
   RESPONSIVO MOBILE
======================================== */
@media screen and (max-width: 768px) {
  body {
    margin-top: 80px;
  }

  .nav-bar {
    height: 80px;
    padding: 0 20px;
  }

  .nav-bar img {
    width: 120px;
    margin-left: 0;
  }

  #hamburgerBtn {
    display: block;
    width: max-content;
  }

  .botoes {
    position: fixed;
    top: 80px;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: calc(100vh - 80px);
    flex-direction: column;
    background: white;
    padding: 30px;
    box-shadow: var(--shadow-lg);
    transition: right 0.3s;
    margin: 0;
    gap: 0;
  }

  body.dark .botoes {
    background: var(--dark-surface);
  }

  .botoes.open {
    right: 0;
  }

  .nav-bar button,
  .dropbtn {
    width: 100%;
    text-align: left;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-light);
  }

  body.dark .nav-bar button,
  body.dark .dropbtn {
    border-bottom-color: rgba(255, 255, 255, 0.1);
  }

  .dropdown-content {
    position: static;
    transform: none;
    box-shadow: none;
    margin-left: 20px;
  }

  #darkBtn {
    margin: 0px 0;
    width: max-content;
    justify-content: center;
  }

  .switch {
    width: 52px;
    height: 28px;
  }

  .slider {
    width: 24px;
    height: 24px;
  }

  body.dark .slider {
    left: 26px;
  }

  /* Seções Mobile */

  .container{
    padding: 30vh 30px;
  }
  .container img{
    margin-top: 5vh;
  }
  
  .container,
  .container2,
  .atendimento,
  .containerSobre {
    gap: 0px;
     display:flex;
    flex-direction: column;
  }

  .subContainer h1,
  .subContainer2 h1,
  .container3 h1,
  .containerFree h2,
  .feedbacks h1 {
    font-size: 2rem;
  }

  .subContainer button,
  .container3 button,
  .containerCard button,
  .containerFree button {
    width: 100%;
  }

  .subContainer3,
  .subCard,
  .servicos,
  .subCurso,
  .subFeedbacks {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .card1,
  .cardTecnicas,
  .subServico,
  .cardCurso {
    padding: 24px;
  }

  .container3,
  .containerCard,
  .containerFree,
  .containerCurso,
  .feedbacks {
    padding: 40px 20px;
  }

  .inicial img,
  .container2 img,
  .atendimento img,
  .containerSobre img {
    width: 350px;
    min-height: 400px;
    max-height: 550px;
  }

  .apresentacao {
    padding: 40px 20px;
  }

  .apresentacao video {
    height: auto;
  }
}

/* ========================================
   ANIMAÇÕES E EFEITOS
======================================== */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes glow {
  0%, 100% { box-shadow: var(--shadow-md); }
  50% { box-shadow: var(--shadow-glow); }
}

.float-animation {
  animation: float 3s ease-in-out infinite;
}

/* Scroll suave e otimizado */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========================================
   ACESSIBILIDADE
======================================== */
:focus-visible {
  outline: 3px solid var(--primary-purple);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Alto contraste */
@media (prefers-contrast: high) {
  :root {
    --text-dark: #000000;
    --text-gray: #333333;
  }
  
  body.dark {
    --dark-text: #FFFFFF;
  }
}

/* ========================================
   OTIMIZAÇÕES DE PERFORMANCE
======================================== */
img, video {
  content-visibility: auto;
}

.card1, .cardTecnicas, .subServico {
  contain: layout style paint;
}

/* Lazy loading hint */
img[loading="lazy"] {
  background: linear-gradient(90deg, var(--accent-soft) 0%, var(--accent-light) 50%, var(--accent-soft) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}