/* Header mobile styles */
.header-mobile {
  display: none;
  background: var(--header-bg);
  border-bottom: 1px solid var(--border-light);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
}

.header-content-mobile {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0;
}
.hamburger-mobile {
  background: none;
  border: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  cursor: pointer;
  z-index: 1100;
  padding: 0;
  display: flex;
}
.hamburger-mobile span {
  display: block;
  width: 28px;
  height: 3px;
  margin: 5px 0;
  background: rgba(255, 255, 255, 0.85);
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger-mobile[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(13px) rotate(45deg) scale(0.95);
}
.hamburger-mobile[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.hamburger-mobile[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-13px) rotate(-45deg) scale(0.95);
}
.nav-mobile {
  display: none;
  flex-direction: column;
  align-items: flex-start;
  background: var(--primary-color);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
  padding: 0.5rem 1rem;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 1000;
}
.nav-mobile.open {
  display: flex;
}
.mobile-menu-overlay {
  display: none;
  position: fixed;
  z-index: 999;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.25);
  transition: opacity 0.2s;
  opacity: 0;
}
.mobile-menu-overlay.active {
  opacity: 1;
  display: block;
}
.nav-mobile a {
  width: 100%;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  margin: 0;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
}
.nav-mobile a:last-child {
  border-bottom: none;
}
.language-selector-mobile {
  width: 100%;
  margin-top: 0.5rem;
}

@media (max-width: 1080px) {
  .header {
    display: none !important;
  }
  .header-mobile {
    display: block;
  }
}

@media (min-width: 1081px) {
  .header-mobile {
    display: none !important;
  }
}
/* Problem/Solution Section Customization */
section.problem-solution {
  margin: 0 auto;
  text-align: left;
  padding: var(--spacing-xl) var(--spacing-4xl);
}
.comparison-grid.left-align {
  display: flex;
  gap: 2rem;
  justify-content: flex-start;
  align-items: flex-start;
  text-align: left;
}
.comparison-grid.left-align .problems,
.comparison-grid.left-align .solutions {
  flex: 1 1 0;
  min-width: 0;
}
.comparison-grid.left-align ul {
  padding-left: 0;
  list-style: none;
}
.icon-status {
  display: inline-block;
  vertical-align: middle;
  margin-right: 0.5em;
  width: 1.1em;
  height: 1.1em;
}
.icon-status img {
  width: 100%;
  height: auto;
  display: block;
}
/* Custom Language Selector */
.custom-lang-select {
  position: relative;
  display: inline-block;
}
.custom-lang-select .lang-selected {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 0.5rem;
  padding: 0.3rem 1.2rem 0.3rem 0.7rem;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 60px;
  color: rgba(255, 255, 255, 0.85);
}
.custom-lang-select .lang-selected img {
  vertical-align: middle;
}
.custom-lang-select .lang-options {
  display: none;
  position: absolute;
  left: 0;
  top: 110%;
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 0.5rem;
  box-shadow: 0 2px 8px #0001;
  margin: 0;
  padding: 0.2rem 0;
  list-style: none;
  min-width: 100%;
  z-index: 10;
}
.custom-lang-select.open .lang-options {
  display: block;
}
.custom-lang-select .lang-options li {
  padding: 0.4rem 1.2rem 0.4rem 0.7rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
}
.custom-lang-select .lang-options li:hover {
  background: #f0f4fa;
}
/* Components CSS for IturanMob */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  border-radius: var(--border-radius);
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
  user-select: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: var(--text-light);
  border-radius: 2rem;
  box-shadow: var(--shadow-md);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: var(--spacing-xs) var(--spacing-sm);
  transition: all var(--transition-normal);
  flex: 1;
}

.btn-primary:hover {
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
  color: var(--text-light);
  transition: all var(--transition-normal);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow);
}

.btn-secondary {
  background: var(--background);
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  border-radius: 2rem;
  box-shadow: var(--shadow-sm);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: var(--spacing-xs) var(--spacing-sm);
}

.btn-secondary:hover {
  background: var(--primary-color);
  color: var(--text-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
/* Botão teal de destaque */
.btn-accent {
  background: var(--accent-color);
  color: var(--text-light);
  border: none;
  border-radius: 2rem;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}
.btn-accent:hover {
  background: var(--accent-dark);
  color: var(--text-light);
  box-shadow: var(--shadow-lg);
}

/* Cards */
.card {
  background: var(--background);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.module-card {
  background: var(--background);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  box-shadow: var(--shadow);
  transition: all var(--transition-normal);
  cursor: pointer;
  border: 2px solid transparent;
  display: flex;
  flex-direction: column;
}

.module-card:hover {
  border-color: var(--secondary-color);
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.module-card .module-icon {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
  line-height: 1;
}

.module-card h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.module-card .module-target {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

.module-card .module-description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: var(--line-height-relaxed);
  flex: 1;
}

.module-card .btn-secondary {
  margin-top: auto;
}

/* cta warning */
.cta-warning-container {
  width: 100%;
  text-align: left;
  vertical-align: middle;
  margin: var(--spacing-sm) var(--spacing-xl);
}

.cta-warning-text {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--primary-color);
}

/* Case Studies */
.case-study {
  background: var(--background);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow);
  margin-bottom: var(--spacing-xl);
  transition: all var(--transition-normal);
}

.case-study:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.case-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.case-header h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
}

.case-module {
  background: var(--accent-color);
  color: white;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

.case-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.metric-box {
  text-align: center;
  padding: var(--spacing-md);
  background: var(--background-light);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-light);
}

.metric-number {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
  line-height: 1;
}

.metric-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: var(--line-height-tight);
}

.case-testimonial {
  font-style: italic;
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--text-primary);
  margin: 0;
  padding: var(--spacing-lg);
  background: var(--background-light);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--primary-color);
  position: relative;
}

.case-testimonial::before {
  content: '"';
  font-size: 4rem;
  color: var(--primary-color);
  position: absolute;
  top: -10px;
  left: var(--spacing-md);
  line-height: 1;
  opacity: 0.3;
}

.case-testimonial footer {
  font-style: normal;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-top: var(--spacing-md);
  font-weight: var(--font-weight-semibold);
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.feature-box {
  background: var(--background);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  text-align: center;
  transition: all var(--transition-normal);
}

.feature-box:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-box h3,
.feature-box h4 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  font-weight: var(--font-weight-bold);
}

.feature-box ul {
  text-align: left;
  color: var(--text-secondary);
}

.feature-box li {
  margin-bottom: var(--spacing-sm);
  line-height: var(--line-height-relaxed);
}

/* Comparison Grid */
.comparison-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-2xl);
}

.problems,
.solutions {
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  text-align: center;
}

.problems {
  background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
  border: 2px solid #f87171;
}

.solutions {
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
  border: 2px solid var(--accent-color);
}

.problems h3,
.solutions h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-lg);
  font-weight: var(--font-weight-bold);
}

.problems h3 {
  color: #dc2626;
  text-align: left;
}

.solutions h3 {
  color: #059669;
  text-align: left;
}

.problems ul,
.solutions ul {
  text-align: left;
  max-width: 300px;
  margin-left: 0;
}

.problems li,
.solutions li {
  padding: var(--spacing-sm) 0;
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: var(--z-modal);
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
  animation: modalFadeIn var(--transition-normal);
}

.modal-content {
  background: var(--background);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 800px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  animation: modalSlideIn var(--transition-normal);
}

.modal-header {
  padding: var(--spacing-xl);
  padding-bottom: 0;
  border-bottom: 1px solid var(--border);
}

.modal-header h2 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.modal-subtitle {
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
}

.modal-video {
  padding: 0 var(--spacing-2xl);
  margin: var(--spacing-xl) 0;
}

.modal-video video {
  width: 100%;
  border-radius: var(--border-radius);
}

.modal-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  padding: 0 var(--spacing-2xl);
  margin-bottom: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.features-column h3,
.benefits-column h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.features-column ul,
.benefits-column ul {
  color: var(--text-secondary);
}

.features-column li,
.benefits-column li {
  padding: var(--spacing-sm) 0;
  line-height: var(--line-height-relaxed);
}

.modal-cta {
  padding: var(--spacing-xl);
  border-top: 1px solid var(--border);
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  justify-content: center;
}

.close {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-light);
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.close:hover {
  background: var(--background-light);
  color: var(--text-primary);
}

/* Privacy Policy PDF Modal */
.modal-content--pdf {
  max-width: 80%;
  height: 80%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-body--pdf {
  flex: 1;
  min-height: 0;
  padding: var(--spacing-md);
}

.modal-body--pdf iframe {
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 0 0 var(--border-radius-xl) var(--border-radius-xl);
  display: block;
}

/* Language Selector */
.language-selector select {
  background: white;
  border: 2px solid var(--border);
  border-radius: var(--border-radius);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.language-selector select:hover {
  border-color: var(--primary-color);
}

.language-selector select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Animations */
.fade-in-element {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.animate-fade-in {
  opacity: 1;
  transform: translateY(0);
}

/* Loading States */
.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--border);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Keyframes */
@keyframes modalFadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-50px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* Focus Styles */
.btn:focus,
.module-card:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  .fade-in-element,
  .modal-content,
  .btn,
  .card,
  .module-card,
  .case-study {
    transition: none;
    animation: none;
  }

  .animate-fade-in {
    transform: none;
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  .btn-primary {
    background: var(--text-primary);
    border: 2px solid var(--text-primary);
  }

  .btn-secondary {
    background: white;
    color: var(--text-primary);
    border: 2px solid var(--text-primary);
  }

  .module-card,
  .case-study,
  .card {
    border: 2px solid var(--text-primary);
  }
}

/* Dark mode — placed at end so it wins over same-specificity base rules */
@media (prefers-color-scheme: dark) {
  .nav-mobile {
    background: var(--background-light);
  }

  .hamburger-mobile span {
    background: var(--text-primary);
  }

  /* Cards */
  .card,
  .module-card,
  .case-study,
  .feature-box {
    background: var(--background-light);
  }

  /* Button secondary — primary-color is dark blue, unreadable on dark bg */
  .btn-secondary {
    color: var(--secondary-color);
    border-color: var(--secondary-color);
  }

  /* Comparison cards */
  .problems {
    background: linear-gradient(135deg, #3b1212 0%, #4a1f1f 100%);
    border-color: #f87171;
    color: #f9fafb;
  }

  .problems h3 {
    color: #fca5a5;
  }

  .solutions {
    background: linear-gradient(135deg, #0a2818 0%, #143522 100%);
    color: #f9fafb;
  }

  .solutions h3 {
    color: #6ee7b7;
  }

  /* Module target label (e.g. "Empresas com frota") */
  .module-card .module-target {
    color: var(--secondary-color);
  }

  /* Metric number (dark blue unreadable on dark bg) */
  .metric-number {
    color: var(--secondary-color);
  }

  /* Modal */
  .modal-content {
    background: var(--background-light);
  }
}