/**
 * ITB - Instituto Tarcísio Bisinotto
 * Folha de Estilos Global
 *
 * Identidade Visual:
 * - Azul ITB: #004aad (Confiança, tradição, profissionalismo)
 * - Verde ITB: #7ed957 (Crescimento, natureza, desenvolvimento)
 * - Laranja ITB: #ff914d (Energia, entusiasmo, ação)
 *
 * Fonte: Poppins (Google Fonts)
 */

/* ========================================================================
   FONTES
   Carregadas via <link> no HTML (non-blocking) — NÃO usar @import
   ======================================================================== */

/* ========================================================================
   VARIÁVEIS CSS
   ======================================================================== */

:root {
  /* Cores Principais */
  --color-primary: #004aad;
  --color-secondary: #7ed957;
  --color-tertiary: #ff914d;

  /* Cores de Apoio */
  --color-text: #1a1a1a;
  --color-white: #ffffff;
  --color-gray-light: #f1f5f9;
  --color-gray-medium: #6b7280;
  --color-blue-light: #eff6ff;
  --color-black: #1a1a1a;

  /* Gradientes */
  --gradient-primary: linear-gradient(135deg, #004aad 0%, #0066cc 100%);
  --gradient-secondary: linear-gradient(135deg, #7ed957 0%, #6bc23f 100%);

  /* Tipografia */
  --font-family: 'Poppins', sans-serif;
  --font-weight-regular: 400;
  --font-weight-medium: 600;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 700;

  /* Tamanhos de Fonte */
  --font-size-xs: 0.75rem;     /* 12px */
  --font-size-sm: 0.875rem;    /* 14px */
  --font-size-base: 1rem;      /* 16px */
  --font-size-lg: 1.125rem;    /* 18px */
  --font-size-xl: 1.25rem;     /* 20px */
  --font-size-2xl: 1.5rem;     /* 24px */
  --font-size-3xl: 1.875rem;   /* 30px */
  --font-size-4xl: 2.25rem;    /* 36px */
  --font-size-5xl: 3rem;       /* 48px */

  /* Espaçamento */
  --spacing-xs: 0.25rem;       /* 4px */
  --spacing-sm: 0.5rem;        /* 8px */
  --spacing-md: 1rem;          /* 16px */
  --spacing-lg: 1.5rem;        /* 24px */
  --spacing-xl: 2rem;          /* 32px */
  --spacing-2xl: 3rem;         /* 48px */
  --spacing-3xl: 4rem;         /* 64px */
  --spacing-4xl: 6rem;         /* 96px */

  /* Bordas */
  --border-radius-sm: 0.25rem; /* 4px */
  --border-radius-md: 0.5rem;  /* 8px */
  --border-radius-lg: 0.75rem; /* 12px */
  --border-radius-xl: 1rem;    /* 16px */
  --border-radius-full: 9999px;

  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Transições */
  --transition-fast: 0.15s ease-in-out;
  --transition-base: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;

  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
}

/* ========================================================================
   RESET E BASE
   ======================================================================== */

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

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

body {
  font-family: var(--font-family) !important;
  font-weight: var(--font-weight-regular);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-black);
  background-color: var(--color-white);
  overflow-x: hidden;
}

/* ========================================================================
   TIPOGRAFIA
   ======================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family) !important;
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

h1 {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-extrabold);
}

h2 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
}

h3 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
}

h4 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
}

h5 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
}

h6 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

p {
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--color-secondary);
}

strong, b {
  font-weight: var(--font-weight-bold);
}

/* ========================================================================
   CONTAINERS E LAYOUT
   ======================================================================== */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.container-fluid {
  width: 100%;
  padding: 0 var(--spacing-lg);
}

.row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.col {
  display: flex;
  flex-direction: column;
}

/* Grid variants */
.row--2cols {
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

.row--3cols {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.row--4cols {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* ========================================================================
   HEADER / NAVEGAÇÃO
   ======================================================================== */

.header {
  background-color: var(--color-white);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.header__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
}

.header__logo {
  height: 60px;
  width: auto;
}

.nav {
  display: flex;
  gap: var(--spacing-xl);
  align-items: center;
}

.nav__link {
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  transition: var(--transition-base);
}

.nav__link:hover {
  background-color: var(--color-blue-light);
  color: var(--color-primary);
}

.nav__link--active {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* ========================================================================
   BOTÕES
   ======================================================================== */

.btn {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-xl);
  font-family: var(--font-family);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--border-radius-lg);
  cursor: pointer;
  transition: var(--transition-base);
  box-shadow: var(--shadow-md);
}

.btn:hover {
  box-shadow: var(--shadow-lg);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn--primary:hover {
  background-color: #003580;
  color: var(--color-white);
}

.btn--secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.btn--secondary:hover {
  background-color: #6bc23f;
  color: var(--color-white);
}

.btn--tertiary {
  background-color: var(--color-tertiary);
  color: var(--color-white);
}

.btn--tertiary:hover {
  background-color: #ff7a2d;
  color: var(--color-white);
}

.btn--outline {
  background-color: var(--color-white);
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.btn--outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn--large {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-lg);
}

.btn--small {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
}

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

.section {
  padding: var(--spacing-4xl) 0;
}

.section--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.section--secondary {
  background-color: var(--color-gray-light);
}

.section--light {
  background-color: var(--color-blue-light);
}

.section__title {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section__subtitle {
  text-align: center;
  color: var(--color-gray-medium);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-3xl);
}

/* ========================================================================
   CARDS
   ======================================================================== */

.card {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-xl);
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
  border: 1px solid rgba(0, 74, 173, 0.1);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card:hover {
  box-shadow: var(--shadow-xl);
  border-color: var(--color-secondary);
}

.card__image {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--spacing-lg);
  display: block;
}

.card__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.card__text {
  color: var(--color-gray-medium);
  margin-bottom: var(--spacing-lg);
  flex-grow: 1;
  line-height: 1.7;
}

.card .btn {
  margin-top: auto;
  align-self: flex-start;
}

/* ========================================================================
   HERO / BANNER
   ======================================================================== */

.hero {
  background: var(--gradient-primary);
  color: var(--color-white);
  padding: var(--spacing-4xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.3;
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-bottom: var(--spacing-md);
  animation: fadeInUp 0.8s ease-out;
}

.hero__title {
  color: var(--color-white);
  font-size: var(--font-size-5xl);
  margin-bottom: var(--spacing-lg);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero__subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-2xl);
  opacity: 0.95;
  line-height: 1.6;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero__cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease-out 0.6s both;
}

/* ========================================================================
   FOOTER
   ======================================================================== */

.footer {
  background-color: #003280;
  color: var(--color-white);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  border-top: 3px solid var(--color-secondary);
}

.footer__container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer__title {
  color: var(--color-white);
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
}

.footer__link {
  color: var(--color-white);
  display: block;
  margin-bottom: var(--spacing-sm);
  opacity: 0.9;
}

.footer__link:hover {
  opacity: 1;
  color: var(--color-secondary);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--spacing-lg);
  text-align: center;
  opacity: 0.8;
}

/* Ajuste de cor para textos e links em seções escuras */
.footer__column p,
.footer__column p strong {
  color: var(--color-white);
}

.footer a[href^="tel"],
.footer__column a,
.section--primary a:not(.btn),
.hero a:not(.btn) {
  color: var(--color-white);
  text-decoration: underline;
}

/* ========================================================================
   SELOS E BADGES
   ======================================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-align: center;
  line-height: 1.4;
}

.badge--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.badge--secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.badge--tertiary {
  background-color: var(--color-tertiary);
  color: var(--color-white);
}

.seal {
  width: 140px;
  height: auto;
}

/* ========================================================================
   FORMULÁRIOS
   ======================================================================== */

.form {
  max-width: 600px;
  margin: 0 auto;
}

.form__group {
  margin-bottom: var(--spacing-lg);
}

.form__label {
  display: block;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary);
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  padding: var(--spacing-md);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  border: 2px solid var(--color-gray-light);
  border-radius: var(--border-radius-md);
  transition: var(--transition-base);
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 74, 173, 0.1);
}

.form__textarea {
  min-height: 150px;
  resize: vertical;
}

/* ========================================================================
   UTILITIES
   ======================================================================== */

/* Espaçamento */
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }
.py-1 { padding-top: var(--spacing-sm); padding-bottom: var(--spacing-sm); }
.py-2 { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.py-3 { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }
.py-4 { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }

/* Texto */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-tertiary { color: var(--color-tertiary); }
.text-white { color: var(--color-white); }
.text-gray-medium { color: var(--color-gray-medium); }
.text-gray-dark { color: var(--color-gray-dark); }

/* Display */
.d-block { display: block; }
.d-inline-block { display: inline-block; }
.d-flex { display: flex; }
.d-grid { display: grid; }
.d-none { display: none; }

/* Layout */
.content-narrow {
  max-width: 700px;
  margin: 0 auto;
}

.content-medium {
  max-width: 800px;
  margin: 0 auto;
}

/* Flexbox */
.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.gap-lg {
  gap: 1rem;
}

/* Imagens */
.img-rounded {
  width: 100%;
  height: auto;
  border-radius: 1rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.footer__logo {
  height: 60px;
  max-width: 100%;
  margin-bottom: 1rem;
  background-color: var(--color-white);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-md);
}

/* ========================================================================
   ANIMAÇÕES
   ======================================================================== */

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade-in {
  animation: fadeIn var(--transition-slow) ease-in-out;
}

.animate-fade-in-up {
  animation: fadeInUp var(--transition-slow) ease-in-out;
}

.animate-slide-in-left {
  animation: slideInLeft var(--transition-slow) ease-in-out;
}

.animate-slide-in-right {
  animation: slideInRight var(--transition-slow) ease-in-out;
}

/* ========================================================================
   MENU MOBILE
   ======================================================================== */

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
  z-index: var(--z-fixed);
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--color-primary);
  border-radius: var(--border-radius-sm);
  transition: var(--transition-base);
}

.menu-toggle--active span:nth-child(1) {
  transform: rotate(45deg) translateY(8px);
}

.menu-toggle--active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle--active span:nth-child(3) {
  transform: rotate(-45deg) translateY(-8px);
}

/* HeaderScrolled */
.header--scrolled {
  box-shadow: var(--shadow-lg);
}

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

/* Form Error State */
.form__input--error,
.form__textarea--error {
  border-color: #ff4444;
}

.form__error {
  color: #ff4444;
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
  display: block;
}

/* CTA Content */
.cta-content {
  text-align: center;
}

.cta-content .hero__title {
  color: var(--color-white);
}

/* Card Icon */
.card__icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  text-align: center;
}

/* Text Sizes */
.text-lg {
  font-size: var(--font-size-lg);
  line-height: 1.8;
}

/* ========================================================================
   RESPONSIVIDADE
   ======================================================================== */

/* Tablet */
@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2.25rem;   /* 36px */
    --font-size-4xl: 1.875rem;  /* 30px */
    --font-size-3xl: 1.5rem;    /* 24px */
  }

  .header__container {
    flex-direction: row;
    justify-content: space-between;
  }

  .menu-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 400px;
    height: 100vh;
    background-color: var(--color-white);
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-4xl) var(--spacing-xl);
    box-shadow: var(--shadow-xl);
    transition: var(--transition-base);
    z-index: var(--z-modal);
    overflow-y: auto;
    pointer-events: none;
  }

  .nav--active {
    right: 0;
  }

  .nav__link {
    width: 100%;
    text-align: center;
    padding: var(--spacing-md);
    font-size: var(--font-size-lg);
  }

  .footer__container {
    grid-template-columns: 1fr;
  }

  /* Ajuste responsivo para cards no tablet */
  .row--2cols {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  body.menu-open {
    overflow: hidden;
  }

  /* Garantir que o header fique sempre acima quando menu aberto */
  body.menu-open .header {
    z-index: 1060;
  }

  /* Garantir que o botão hambúrguer fique acima do menu */
  body.menu-open .menu-toggle {
    z-index: 1070;
  }

  /* Garantir que o menu fique acima do conteúdo da página */
  .nav--active {
    z-index: 1050;
    pointer-events: auto;
  }

  /* Garantir que links e botões dentro do menu sejam clicáveis */
  .nav--active .nav__link,
  .nav--active .btn {
    pointer-events: auto;
    position: relative;
    z-index: 1;
  }
}

/* Mobile */
@media (max-width: 480px) {
  :root {
    --font-size-5xl: 1.875rem;  /* 30px */
    --font-size-4xl: 1.5rem;    /* 24px */
    --font-size-3xl: 1.25rem;   /* 20px */
  }

  .hero {
    padding: var(--spacing-2xl) 0;
  }

  .hero__badge {
    margin-bottom: var(--spacing-sm);
  }

  .seal {
    width: 110px;
  }

  .container {
    padding: 0 var(--spacing-md);
  }

  .btn {
    width: 100%;
  }

  .section {
    padding: var(--spacing-2xl) 0;
  }

  /* Ajuste responsivo para card de destaque do blog */
  .row--2cols {
    grid-template-columns: 1fr;
  }

  /* Garantir que badges e textos não ultrapassem o card */
  .badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    max-width: 100%;
    word-wrap: break-word;
    padding: 0.375rem 0.875rem;
    min-height: 1.75rem;
  }

  .card .text-lg {
    font-size: 1rem;
    line-height: 1.6;
  }

  .card h2 {
    font-size: 1.25rem;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }
}

/* ========================================================================
   ACESSIBILIDADE
   ======================================================================== */

/* Foco visível para navegação por teclado */
*:focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: 2px;
}

/* Skip to main content */
/* ========================================================================
   SVG ICONS
   ======================================================================== */

.card__icon svg {
  width: 48px;
  height: 48px;
  color: var(--color-primary);
}

.icon-inline {
  width: 1.2em;
  height: 1.2em;
  vertical-align: -0.15em;
  color: currentColor;
  display: inline-block;
}

/* ========================================================================
   VIDEO FACADE (YouTube lazy load)
   ======================================================================== */

.video-facade {
  position: relative;
  cursor: pointer;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: box-shadow 0.3s ease;
  aspect-ratio: 16 / 9;
}

.video-facade:hover {
  box-shadow: var(--shadow-xl);
}

.video-facade img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-facade__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border: none;
  background: none;
  cursor: pointer;
  opacity: 0.9;
  transition: var(--transition-base);
  padding: 0;
}

.video-facade:hover .video-facade__play {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.1);
}

.video-facade iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ========================================================================
   VIDEO GRID
   ======================================================================== */

.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.video-grid--preview {
  margin-top: var(--spacing-lg);
}

@media (max-width: 1023px) {
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .video-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

/* ========================================================================
   ACCESSIBILITY
   ======================================================================== */

.skip-to-main {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-sm) var(--spacing-md);
  text-decoration: none;
  z-index: var(--z-tooltip);
}

.skip-to-main:focus {
  top: 0;
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ========================================================================
   UTILITY CLASSES (extras)
   ======================================================================== */

.content-narrow { max-width: 700px; margin-left: auto; margin-right: auto; }
.content-medium { max-width: 800px; margin-left: auto; margin-right: auto; }
.footer__logo { height: 60px; max-width: 100%; margin-bottom: var(--spacing-md); background-color: var(--color-white); padding: 0.5rem 1rem; border-radius: var(--border-radius-md); }
.img-rounded {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-xl);
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-row-start { display: flex; gap: 1rem; align-items: flex-start; }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }
.gap-xl { gap: var(--spacing-xl); }
.w-100 { width: 100%; }
.text-primary-bold { font-weight: 600; color: var(--color-primary); }
.text-italic { font-style: italic; }

/* ========================================================================
   LANDING PAGE - BERÇÁRIO (lp-)
   ======================================================================== */

.lp-hero {
  background: linear-gradient(135deg, #004aad 0%, #0066cc 100%);
  color: white;
  padding: 4rem 0;
  text-align: center;
}
.lp-hero__badge {
  display: inline-block;
  background: #ff914d;
  color: white;
  padding: 0.5rem 1.5rem;
  border-radius: 2rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}
.lp-hero__title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
}
.lp-hero__subtitle {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}
.lp-benefit {
  text-align: center;
  padding: 2rem 1rem;
}
.lp-benefit__icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}
.lp-benefit__title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}
.lp-cta-sticky {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: white;
  padding: 1rem;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
  z-index: 999;
  display: none;
}
.lp-cta-sticky.visible { display: block; }
.lp-trust-signal {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1rem;
  color: var(--color-gray-medium);
  font-size: 0.875rem;
}
@media (max-width: 768px) {
  .lp-hero__title { font-size: 1.75rem; }
  .lp-hero__subtitle { font-size: 1rem; }
}

/* ========================================================================
   TRABALHE CONOSCO - FORMULÁRIO
   ======================================================================== */

.form-group { margin-bottom: 1.5rem; }
.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}
.form-label-description {
  display: block;
  font-weight: 400;
  font-size: 0.875rem;
  color: #666;
  margin-top: 0.25rem;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid #e2e8f0;
  border-radius: 0.5rem;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
  background-color: white;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}
.form-textarea { min-height: 120px; resize: vertical; }
.radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
}
.radio-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}
.radio-option input[type="radio"] {
  width: 1.25rem;
  height: 1.25rem;
  accent-color: var(--color-primary);
}
.file-upload {
  display: block;
  border: 2px dashed #cbd5e1;
  border-radius: 0.5rem;
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background-color 0.2s;
  background-color: #f8fafc;
  box-sizing: border-box;
}
.file-upload:hover {
  border-color: var(--color-primary);
  background-color: #eff6ff;
}
.file-upload input[type="file"] { display: none; }
.file-upload-icon { font-size: 2rem; margin-bottom: 0.5rem; }
.file-upload-text { color: #64748b; font-size: 0.875rem; }
.file-upload-text strong { color: var(--color-primary); }
.file-name {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-primary);
  font-weight: 500;
}
.form-section-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #e2e8f0;
}
.btn-submit {
  width: 100%;
  padding: 1rem 2rem;
  font-size: 1.125rem;
  font-weight: 600;
}
.form-note {
  background-color: #fef3c7;
  border: 1px solid #f59e0b;
  border-radius: 0.5rem;
  padding: 1rem;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  color: #92400e;
}
.form-note-icon { margin-right: 0.5rem; }
.required { color: #dc2626; }
@media (max-width: 640px) {
  .radio-group { flex-direction: column; gap: 0.75rem; }
}

/* ========================================================================
   BLOG - ARTIGOS
   ======================================================================== */

.article-header {
  background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
  padding: 3rem 0;
}
.article-meta {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin: 1.5rem 0;
  font-size: 0.875rem;
  color: var(--color-gray-medium);
}
.article-meta span {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.article-content {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.125rem;
  line-height: 1.8;
}
.article-content h2 {
  color: var(--color-primary);
  margin-top: 3rem;
  margin-bottom: 1rem;
  font-size: 2rem;
}
.article-content h3 {
  color: var(--color-primary);
  margin-top: 2rem;
  margin-bottom: 1rem;
  font-size: 1.5rem;
}
.article-content p { margin-bottom: 1.5rem; }
.article-content ul, .article-content ol {
  margin-left: 2rem;
  margin-bottom: 1.5rem;
}
.article-content li { margin-bottom: 0.75rem; }
.highlight-box {
  background: #fff3e0;
  border-left: 4px solid #ff914d;
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 0.5rem;
}
.tip-box {
  background: #e8f5e9;
  border-left: 4px solid #7ed957;
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 0.5rem;
}
.info-box {
  background: #e3f2fd;
  border-left: 4px solid #004aad;
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 0.5rem;
}
.quote-box {
  background: #faf5ff;
  border-left: 4px solid #9333ea;
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 0.5rem;
  font-style: italic;
}
.nutrient-card {
  background: #f8fafc;
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border-left: 4px solid #7ed957;
}
.nutrient-card h4 {
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 0.5rem;
}
.phase-card {
  background: #f8fafc;
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border-left: 4px solid var(--color-primary);
}
.phase-card h4 {
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 0.5rem;
}
.checklist-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 1rem;
}
.table-responsive { overflow-x: auto; margin: 2rem 0; }
.article-content table { width: 100%; border-collapse: collapse; }
.article-content th, .article-content td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid #e2e8f0;
}
.article-content th {
  background: var(--color-primary);
  color: white;
  font-weight: 600;
}
.article-content tr:hover { background: #f8fafc; }
@media (max-width: 768px) {
  .article-content { font-size: 1rem; }
  .article-content h2 { font-size: 1.5rem; }
  .article-content h3 { font-size: 1.25rem; }
}

/* ========================================================================
   THANK YOU PAGE (ty-)
   ======================================================================== */

.ty-hero {
  background: linear-gradient(135deg, #7ed957 0%, #6bc247 100%);
  color: white;
  padding: 4rem 0;
  text-align: center;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ty-checkmark {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 2rem;
  animation: scaleIn 0.5s ease-out;
}
.ty-checkmark svg {
  width: 60px;
  height: 60px;
  stroke: #7ed957;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  animation: drawCheck 0.5s ease-out 0.3s forwards;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
}
@keyframes scaleIn {
  from { transform: scale(0); }
  to { transform: scale(1); }
}
@keyframes drawCheck {
  to { stroke-dashoffset: 0; }
}
.ty-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.ty-subtitle {
  font-size: 1.25rem;
  opacity: 0.95;
  margin-bottom: 2rem;
}
.ty-next-step {
  background: white;
  border-radius: 0.75rem;
  padding: 1.5rem;
  text-align: left;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}
.ty-next-step__number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #004aad 0%, #0066cc 100%);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}
.ty-next-step__content h3 {
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.ty-next-step__content p {
  color: var(--color-gray-medium);
  line-height: 1.6;
}
@media (max-width: 768px) {
  .ty-title { font-size: 1.75rem; }
  .ty-subtitle { font-size: 1rem; }
}