/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgb(255 255 255 / 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.header--scrolled {
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: var(--space-4);
}

.header__logo {
  height: 4rem;
  width: auto;
  color: var(--color-text);
}

.header__nav {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

.header__nav-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.header__nav-link:hover {
  color: var(--color-primary);
}

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

.header__cta--desktop {
  display: none;
}

.header__menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: var(--space-2);
}

.header__menu-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  transition: transform var(--transition), opacity var(--transition);
}

.header__menu-toggle[aria-expanded="true"] .header__menu-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__menu-toggle[aria-expanded="true"] .header__menu-bar:nth-child(2) {
  opacity: 0;
}

.header__menu-toggle[aria-expanded="true"] .header__menu-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.header__mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
}

.header__mobile-nav.is-open {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.header__mobile-nav .btn {
  width: 100%;
}

@media (min-width: 768px) {
  .header__nav {
    display: flex;
  }

  .header__cta--desktop {
    display: inline-flex;
  }

  .header__menu-toggle {
    display: none;
  }
}

/* Hero */
.hero {
  padding-top: calc(var(--header-height) + var(--space-12));
  padding-bottom: var(--space-16);
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 60%);
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero__grid {
  display: grid;
  gap: var(--space-12);
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

.hero__badge--offer {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  color: #92400e;
  font-weight: 700;
  border: 1px solid #f59e0b;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: var(--font-size-3xl);
  font-weight: 800;
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-6);
  color: var(--color-text);
}

.hero__title em {
  font-style: normal;
  color: var(--color-primary);
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  max-width: 36rem;
}

.hero__social {
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.hero__social-stat {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.hero__social-stat strong {
  color: var(--color-text);
  font-size: var(--font-size-xl);
  font-weight: 800;
}

.hero__visual {
  position: relative;
}

.hero__mockup {
  background: var(--color-bg-dark);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  box-shadow: var(--shadow-xl);
  aspect-ratio: 16 / 10;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.hero__mockup-bar {
  display: flex;
  gap: var(--space-2);
}

.hero__mockup-dot {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: var(--radius-full);
  background: #475569;
}

.hero__mockup-dot:first-child { background: #ef4444; }
.hero__mockup-dot:nth-child(2) { background: #f59e0b; }
.hero__mockup-dot:nth-child(3) { background: var(--color-primary); }

.hero__mockup-screen {
  flex: 1;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-6);
  overflow: hidden;
}

.hero__mockup-screen--image {
  padding: 0;
  background: #f8fafc;
}

.hero__mockup-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}

.hero__mockup-text {
  color: #94a3b8;
  font-size: var(--font-size-sm);
}

.hero__mockup-revenue {
  display: block;
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--color-primary);
  margin-top: var(--space-2);
}

@media (min-width: 1024px) {
  .hero__grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero__title {
    font-size: var(--font-size-5xl);
  }
}

/* Steps */
.steps {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Segments */
.segments {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
}

.segment-card {
  text-align: center;
  padding: var(--space-6);
}

.segment-card__emoji {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-3);
}

.segment-card__title {
  font-weight: 700;
}

/* Features layout */
.features-layout {
  display: grid;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 1024px) {
  .features-layout {
    grid-template-columns: 1fr 1fr;
  }
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

.cta-section__box {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  border-radius: var(--radius-xl);
  padding: var(--space-12) var(--space-8);
  box-shadow: var(--shadow-xl);
}

.cta-section__title {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  margin-bottom: var(--space-4);
}

.cta-section__subtitle {
  font-size: var(--font-size-lg);
  opacity: 0.9;
  margin-bottom: var(--space-8);
  max-width: 32rem;
  margin-inline: auto;
}

.cta-section__offer {
  display: inline-block;
  background: rgb(255 255 255 / 0.15);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-8);
}

.cta-section__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
  margin-bottom: var(--space-12);
}

.cta-section__contact {
  display: grid;
  gap: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid rgb(255 255 255 / 0.2);
}

@media (min-width: 768px) {
  .cta-section__contact {
    grid-template-columns: 1fr 1fr;
    text-align: left;
    align-items: start;
  }
}

.cta-section__whatsapp {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .cta-section__whatsapp {
    align-items: flex-start;
  }
}

.cta-section__form-title {
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.cta-section .form__input,
.cta-section .form__select {
  background: rgb(255 255 255 / 0.95);
}

/* Footer */
.footer {
  background: var(--color-bg-dark);
  color: #94a3b8;
  padding-block: var(--space-12);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  align-items: center;
  text-align: center;
}

.footer__logo {
  height: 2rem;
  color: var(--color-text-inverse);
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  justify-content: center;
}

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

.footer__copy {
  font-size: var(--font-size-sm);
}

@media (min-width: 768px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}