/* Components - Por Aí Boost */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: var(--text-base);
  line-height: 1.5;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  gap: var(--space-2);
  white-space: nowrap;
}

.btn .icon {
  width: 18px;
  height: 18px;
}

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

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

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

.btn--secondary:hover {
  background-color: rgba(37, 99, 235, 0.1);
}

.btn--outline {
  background-color: transparent;
  color: var(--gray-700);
  border: 2px solid var(--gray-300);
}

.btn--outline:hover {
  border-color: var(--gray-500);
  color: var(--gray-900);
}

.btn--text {
  background-color: transparent;
  color: var(--primary-blue);
  padding: var(--space-2) var(--space-3);
  border: none;
}

.btn--text:hover {
  background-color: rgba(37, 99, 235, 0.1);
}

.btn--large {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
}

.btn--small {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
}

.btn--full {
  width: 100%;
}

.btn:disabled,
.btn--disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Navigation */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  background-color: white;
  box-shadow: var(--shadow-sm);
  z-index: 100;
  padding: var(--space-4) 0;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__brand {
  display: flex;
  align-items: center;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.nav__logo-img {
  height: 40px;
  width: auto;
}

.nav__logo-text {
  font-family: var(--font-secondary);
  font-weight: 700;
  font-size: var(--text-xl);
  color: var(--gray-900);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__list {
  display: flex;
  gap: var(--space-6);
}

.nav__link {
  font-weight: 500;
  color: var(--gray-700);
  position: relative;
  padding: var(--space-2) 0;
  transition: color var(--transition-fast);
}

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

.nav__link--active {
  color: var(--primary-blue);
  font-weight: 600;
}

.nav__link--active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary-blue);
  border-radius: var(--radius-full);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
}

.nav__toggle-line {
  width: 24px;
  height: 2px;
  background-color: var(--gray-800);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

@media (max-width: 991px) {
  .nav__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 400px;
    height: 100vh;
    background-color: white;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: var(--space-16) var(--space-6);
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-normal);
    z-index: 101;
    gap: var(--space-10);
  }
  
  .nav__menu.active {
    right: 0;
  }
  
  .nav__list {
    flex-direction: column;
    width: 100%;
  }
  
  .nav__item {
    width: 100%;
  }
  
  .nav__link {
    display: block;
    padding: var(--space-3) 0;
    font-size: var(--text-lg);
  }
  
  .nav__toggle {
    display: flex;
    z-index: 102;
  }
  
  .nav__toggle.active .nav__toggle-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .nav__toggle.active .nav__toggle-line:nth-child(2) {
    opacity: 0;
  }
  
  .nav__toggle.active .nav__toggle-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}

/* Footer */
.footer {
  background-color: var(--gray-900);
  color: var(--gray-200);
  padding: var(--space-16) 0 var(--space-8);
}

.footer__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-10);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.footer__logo-img {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer__logo-text {
  font-family: var(--font-secondary);
  font-weight: 700;
  font-size: var(--text-xl);
  color: white;
}

.footer__description {
  color: var(--gray-400);
  max-width: 400px;
}

.footer__social {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-2);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: var(--gray-800);
  color: var(--gray-200);
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background-color: var(--primary-blue);
  color: white;
  transform: translateY(-2px);
}

.footer__social-link .icon {
  width: 18px;
  height: 18px;
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-8);
}

.footer__nav-title {
  color: white;
  font-weight: 600;
  margin-bottom: var(--space-4);
  font-size: var(--text-lg);
}

.footer__nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__nav-link {
  color: var(--gray-400);
  transition: color var(--transition-fast);
}

.footer__nav-link:hover {
  color: white;
}

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-top: var(--space-6);
  border-top: 1px solid var(--gray-800);
}

.footer__copyright {
  color: var(--gray-500);
  font-size: var(--text-sm);
}

.footer__legal {
  display: flex;
  gap: var(--space-6);
}

.footer__legal-link {
  color: var(--gray-500);
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}

.footer__legal-link:hover {
  color: var(--gray-300);
}

@media (min-width: 768px) {
  .footer__content {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .footer__content {
    grid-template-columns: 2fr 3fr;
  }
}

/* Forms */
.form-group {
  margin-bottom: var(--space-4);
}

.form-group--full {
  grid-column: 1 / -1;
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: 500;
  color: var(--gray-700);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  background-color: white;
  color: var(--gray-800);
  transition: border-color var(--transition-fast);
}

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

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--gray-400);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  background-size: 16px;
  padding-right: var(--space-10);
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
}

.form-checkbox input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.form-checkbox__checkmark {
  position: relative;
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-sm);
  background-color: white;
  flex-shrink: 0;
}

.form-checkbox input:checked ~ .form-checkbox__checkmark {
  background-color: var(--primary-blue);
  border-color: var(--primary-blue);
}

.form-checkbox input:checked ~ .form-checkbox__checkmark::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 6px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.form-checkbox__text {
  font-size: var(--text-sm);
  color: var(--gray-700);
}

.form-checkbox__link {
  color: var(--primary-blue);
  text-decoration: underline;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-disclaimer {
  font-size: var(--text-xs);
  color: var(--gray-500);
  margin-top: var(--space-2);
  text-align: center;
}

.form-disclaimer__link {
  color: var(--primary-blue);
  text-decoration: underline;
}

.form-group--submit {
  margin-top: var(--space-6);
}

/* Cards */
.card {
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.card__image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card__content {
  padding: var(--space-6);
}

.card__title {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--gray-900);
}

.card__description {
  color: var(--gray-700);
  margin-bottom: var(--space-4);
}

.card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-4);
  border-top: 1px solid var(--gray-200);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

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

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

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

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

.badge--outline {
  background-color: transparent;
  border: 1px solid var(--gray-300);
  color: var(--gray-700);
}

/* Alerts */
.alert {
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.alert__icon {
  flex-shrink: 0;
  margin-top: 2px;
}

.alert__content {
  flex: 1;
}

.alert__title {
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.alert__message {
  margin-bottom: 0;
}

.alert--info {
  background-color: rgba(59, 130, 246, 0.1);
  border-left: 4px solid var(--info);
}

.alert--info .alert__title {
  color: var(--info);
}

.alert--success {
  background-color: rgba(16, 185, 129, 0.1);
  border-left: 4px solid var(--success);
}

.alert--success .alert__title {
  color: var(--success);
}

.alert--warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-left: 4px solid var(--warning);
}

.alert--warning .alert__title {
  color: var(--warning);
}

.alert--error {
  background-color: rgba(239, 68, 68, 0.1);
  border-left: 4px solid var(--error);
}

.alert--error .alert__title {
  color: var(--error);
}

/* Section Headers */
.section__header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-12);
}

.section__title {
  margin-bottom: var(--space-4);
}

.section__description {
  font-size: var(--text-lg);
  color: var(--gray-600);
}

/* Page Headers */
.page-header {
  background-color: var(--gray-100);
  padding: var(--space-16) 0;
  margin-bottom: var(--space-16);
}

.page-header__content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.page-header__title {
  margin-bottom: var(--space-4);
}

.page-header__description {
  font-size: var(--text-xl);
  color: var(--gray-600);
}

/* AdSense Placeholders */
.ad-banner {
  padding: var(--space-8) 0;
  background-color: var(--gray-50);
}

.ad-placeholder {
  background-color: var(--gray-100);
  border: 2px dashed var(--gray-300);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  color: var(--gray-500);
  font-size: var(--text-sm);
  text-align: center;
}

.ad-placeholder[data-ad-size="728x90"] {
  height: 90px;
  max-width: 728px;
  margin: 0 auto;
}

.ad-placeholder[data-ad-size="300x250"] {
  height: 250px;
  max-width: 300px;
  margin: 0 auto;
}

/* CTA Section */
.cta {
  background-color: var(--primary-blue);
  color: white;
  padding: var(--space-16) 0;
  text-align: center;
}

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

.cta__title {
  color: white;
  margin-bottom: var(--space-4);
}

.cta__description {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--text-lg);
  margin-bottom: var(--space-8);
}

.cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

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

.cta .btn--primary:hover {
  background-color: var(--gray-100);
  border-color: var(--gray-100);
}

.cta .btn--secondary {
  background-color: transparent;
  color: white;
  border-color: white;
}

.cta .btn--secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
}