@import './tokens.css';

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background-color: rgba(247, 249, 252, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-md);
}

.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-4) var(--container-padding);
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.header__logo {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-heading);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-6);
}

.nav__list {
  display: flex;
  gap: var(--spacing-6);
  align-items: center;
}

.nav__link {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-body);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav__link:hover,
.nav__link:focus {
  color: var(--color-accent-mid);
  background-color: rgba(124, 77, 255, 0.1);
}

.nav__link--active {
  color: var(--color-accent-mid);
  background-color: rgba(124, 77, 255, 0.1);
}

.header__cta {
  display: flex;
  gap: var(--spacing-3);
  align-items: center;
}

.lang-toggle {
  padding: var(--spacing-2) var(--spacing-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg-secondary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lang-toggle:hover {
  border-color: var(--color-accent-mid);
  color: var(--color-accent-mid);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: var(--spacing-2);
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text-heading);
  transition: all var(--transition-fast);
}

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: flex;
  }
  
  .header__nav {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--color-bg-secondary);
    flex-direction: column;
    padding: var(--spacing-6);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
  }
  
  .header__nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav__list {
    flex-direction: column;
    width: 100%;
    align-items: stretch;
  }
  
  .nav__link {
    display: block;
    padding: var(--spacing-3);
  }
}

/* Hero Section */
.hero {
  position: relative;
  padding: var(--spacing-24) 0;
  background: var(--color-bg-primary);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-overlay);
  opacity: 0.3;
  pointer-events: none;
}

.hero__container {
  position: relative;
  z-index: var(--z-base);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-8);
  align-items: center;
}

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

.hero__title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-6);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-body);
  margin-bottom: var(--spacing-8);
  line-height: var(--line-height-relaxed);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-4) var(--spacing-8);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  border-radius: var(--radius-lg);
  transition: all var(--transition-spring);
  cursor: pointer;
  border: none;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left var(--transition-base);
}

.btn:hover::before {
  left: 100%;
}

.btn--primary {
  background: var(--gradient-primary);
  color: var(--color-text-heading);
  box-shadow: var(--shadow-md);
}

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

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

.btn--secondary:hover {
  border-color: var(--color-accent-mid);
  color: var(--color-accent-mid);
  transform: translateY(-2px);
}

/* Trust Bar */
.trust-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-8);
  padding: var(--spacing-6) 0;
  flex-wrap: wrap;
}

.trust-stat {
  text-align: center;
}

.trust-stat__number {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent-mid);
  display: block;
}

.trust-stat__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
}

/* Testimonials */
.testimonials {
  background: var(--color-bg-secondary);
  padding: var(--spacing-20) 0;
}

.testimonials__header {
  text-align: center;
  margin-bottom: var(--spacing-12);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-6);
}

.testimonial-card {
  background: var(--color-bg-primary);
  padding: var(--spacing-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent-mid);
}

.testimonial-card__stars {
  color: #FFB800;
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-4);
}

.testimonial-card__text {
  font-style: italic;
  margin-bottom: var(--spacing-4);
  line-height: var(--line-height-relaxed);
}

.testimonial-card__author {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-heading);
}

.testimonial-card__role {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
}

/* Service Cards */
.service-card {
  background: var(--color-bg-secondary);
  padding: var(--spacing-8);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-accent-mid);
}

.service-card__icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-4);
  font-size: var(--font-size-2xl);
}

.service-card__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-3);
}

.service-card__description {
  color: var(--color-text-body);
  margin-bottom: var(--spacing-4);
  flex-grow: 1;
}

.service-card__link {
  color: var(--color-accent-mid);
  font-weight: var(--font-weight-semibold);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
}

/* Strategy Section */
.strategy {
  background: var(--color-bg-primary);
}

.strategy__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-6);
}

.strategy-card {
  background: var(--color-bg-secondary);
  padding: var(--spacing-6);
  border-radius: var(--radius-lg);
  text-align: center;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

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

.strategy-card__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-3);
  color: var(--color-accent-mid);
}

/* Pricing Tables */
.pricing {
  background: var(--color-bg-secondary);
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-6);
  margin-top: var(--spacing-12);
}

.price-card {
  background: var(--color-bg-primary);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-8);
  position: relative;
  transition: all var(--transition-base);
}

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

.price-card--featured {
  border-color: var(--color-accent-mid);
  background: var(--color-bg-secondary);
}

.price-card__badge {
  position: absolute;
  top: -12px;
  right: var(--spacing-6);
  background: var(--gradient-primary);
  color: var(--color-text-heading);
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

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

.price-card__price {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent-mid);
  margin-bottom: var(--spacing-2);
}

.price-card__period {
  color: var(--color-text-body);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-6);
}

.price-card__features {
  list-style: none;
  margin-bottom: var(--spacing-6);
}

.price-card__feature {
  padding: var(--spacing-2) 0;
  display: flex;
  align-items: start;
  gap: var(--spacing-2);
}

.price-card__feature::before {
  content: '✓';
  color: var(--color-accent-end);
  font-weight: var(--font-weight-bold);
  flex-shrink: 0;
}

.price-card__installment {
  background: rgba(124, 77, 255, 0.1);
  padding: var(--spacing-3);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-6);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-accent-mid);
  font-weight: var(--font-weight-semibold);
}

/* FAQ */
.faq {
  background: var(--color-bg-primary);
}

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

.faq-item {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-4);
  overflow: hidden;
  transition: all var(--transition-base);
}

.faq-item:hover {
  border-color: var(--color-accent-mid);
}

.faq-item__button {
  width: 100%;
  padding: var(--spacing-6);
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  background: none;
  border: none;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-heading);
}

.faq-item__icon {
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.faq-item[aria-expanded="true"] .faq-item__icon {
  transform: rotate(180deg);
}

.faq-item__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.faq-item__content-inner {
  padding: 0 var(--spacing-6) var(--spacing-6);
  color: var(--color-text-body);
  line-height: var(--line-height-relaxed);
}

.faq-item[aria-expanded="true"] .faq-item__content {
  max-height: 1000px;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: var(--z-modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-4);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--color-bg-secondary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-8);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  z-index: var(--z-modal);
  transform: scale(0.9);
  transition: transform var(--transition-spring);
}

.modal-backdrop.active .modal {
  transform: scale(1);
}

.modal__close {
  position: absolute;
  top: var(--spacing-4);
  right: var(--spacing-4);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal__close:hover {
  background: var(--color-accent-mid);
  color: var(--color-bg-secondary);
  border-color: var(--color-accent-mid);
}

.modal__title {
  margin-bottom: var(--spacing-6);
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-6);
}

.form-label {
  display: block;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-2);
  color: var(--color-text-heading);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-primary);
  color: var(--color-text-heading);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-accent-mid);
  box-shadow: 0 0 0 3px rgba(124, 77, 255, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-checkbox {
  display: flex;
  align-items: start;
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-4);
}

.form-checkbox input {
  margin-top: 4px;
  flex-shrink: 0;
}

/* Footer */
.footer {
  background: var(--color-text-heading);
  color: var(--color-bg-secondary);
  padding: var(--spacing-16) 0 var(--spacing-8);
}

.footer__container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-8);
  margin-bottom: var(--spacing-8);
}

.footer__section h3 {
  color: var(--color-bg-secondary);
  margin-bottom: var(--spacing-4);
}

.footer__link {
  color: rgba(255, 255, 255, 0.8);
  display: block;
  padding: var(--spacing-2) 0;
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-accent-start);
}

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

.footer__social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background: var(--color-accent-mid);
  transform: translateY(-2px);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-8);
  text-align: center;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-4);
  z-index: var(--z-sticky);
  box-shadow: var(--shadow-xl);
  transform: translateY(100%);
  transition: transform var(--transition-base);
}

.cookie-banner.active {
  transform: translateY(0);
}

.cookie-banner__content {
  max-width: var(--container-max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-4);
  flex-wrap: wrap;
}

.cookie-banner__text {
  flex: 1;
  min-width: 250px;
}

.cookie-banner__actions {
  display: flex;
  gap: var(--spacing-3);
}

/* Loading States */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--spacing-4); }
.mt-8 { margin-top: var(--spacing-8); }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-8 { margin-bottom: var(--spacing-8); }