/* NÍTIDO - Components */
/* Botões, cards, header, footer - CORE/TEMA */

/* === BOTÕES === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-base);
  font-size: var(--font-size-body-sm);
  font-weight: var(--font-weight-semibold);
  text-align: center;
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
  min-height: 44px;
  min-width: 44px;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--text-inverted);
  border-color: var(--primary);
}

.btn-primary:hover {
  background-color: var(--secondary);
  color: var(--text-inverted);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background-color: var(--primary);
  color: var(--text-inverted);
}

.btn:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 3px;
}

.btn-sm {
  padding: var(--space-3) var(--space-5);
  font-size: var(--font-size-caption);
}

/* CTA Group */
.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  margin-top: var(--space-6);
}

@media (max-width: 767px) {
  .cta-group {
    flex-direction: column;
    align-items: stretch;
  }
  
  .cta-group .btn {
    width: 100%;
  }
}

/* === HEADER === */
.header {
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--border-light);
  padding: var(--space-4) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

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

.nav-logo img {
  height: 32px;
  width: auto;
}

/* Nav Toggle (Mobile) */
.nav-toggle {
  display: none;
  color: var(--secondary);
  padding: var(--space-2);
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  border: none;
  background: transparent;
}

@media (max-width: 767px) {
  .nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

/* Nav Menu */
.nav-menu {
  display: flex;
  gap: var(--space-6);
  align-items: center;
}

.nav-link {
  color: var(--text-primary);
  font-size: var(--font-size-body-sm);
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-fast);
}

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

.nav-close {
  display: none;
}

/* Mobile Menu */
@media (max-width: 767px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: min(280px, 85vw);
    max-width: 100%;
    height: 100vh;
    height: 100dvh;
    background: var(--bg-primary);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-6);
    box-shadow: var(--shadow-lg);
    z-index: 1001;
    
    /* Estado fechado por padrão */
    transform: translateX(100%);
    visibility: hidden;
    transition: transform var(--transition-base), visibility var(--transition-base);
  }
  
  /* Estado aberto */
  .nav-menu[aria-expanded="true"] {
    transform: translateX(0);
    visibility: visible;
  }
  
  .nav-close {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    margin-bottom: var(--space-5);
    color: var(--secondary);
    padding: var(--space-2);
  }
  
  .nav-link {
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--border-light);
  }
  
  .nav-menu .btn {
    margin-top: var(--space-5);
  }
}

/* Backdrop do menu mobile */
.nav-backdrop {
  display: none;
}

@media (max-width: 767px) {
  .nav-backdrop {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    background: rgba(10, 22, 40, 0.45);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
    pointer-events: none;
  }
  
  .nav-backdrop.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
}

/* Prevenir scroll quando menu aberto */
body.menu-open {
  overflow: hidden;
}

/* === HERO === */
.hero {
  padding: var(--space-8) 0 var(--space-9);
  text-align: center;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-eyebrow {
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: var(--space-4);
}

.hero-title {
  max-width: 900px;
  margin: 0 auto var(--space-4);
}

.hero-subtitle {
  max-width: 600px;
  margin: 0 auto;
  font-size: var(--font-size-body-lg);
}

@media (max-width: 767px) {
  .hero {
    padding: var(--space-7) 0;
  }
  
  .hero-eyebrow {
    font-size: 11px;
    letter-spacing: 0.08em;
  }
}

/* Reduzir letter-spacing em telas muito pequenas */
@media (max-width: 359px) {
  .hero-eyebrow {
    font-size: 10px;
    letter-spacing: 0.05em;
  }
}

/* === FOOTER === */
.footer {
  background: var(--secondary);
  color: var(--text-inverted);
  padding: var(--space-8) 0 var(--space-5);
}

.footer-content {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-7);
}

@media (min-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-9);
  }
}

.footer-brand img {
  height: 27px;
  width: auto;
  margin-bottom: var(--space-3);
  filter: brightness(0) invert(1);
}

.footer-tagline {
  font-size: var(--font-size-body-sm);
  color: var(--text-tertiary);
  margin: 0;
}

.footer-nav {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .footer-nav {
    grid-template-columns: repeat(2, 1fr);
  }
}

.footer-col h4 {
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-semibold);
  color: var(--text-inverted);
  margin-bottom: var(--space-3);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-col a {
  color: var(--text-tertiary);
  font-size: var(--font-size-body-sm);
  transition: color var(--transition-fast);
  overflow-wrap: break-word;
  word-break: break-word;
}

.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  padding-top: var(--space-5);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-bottom p {
  font-size: var(--font-size-caption);
  color: var(--text-tertiary);
  margin: 0;
}

/* === WHATSAPP FLUTUANTE === */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-5);
  right: var(--space-5);
  width: 56px;
  height: 56px;
  background: var(--whatsapp);
  color: var(--text-inverted);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-base);
  z-index: 1000;
}

.whatsapp-float:hover {
  background: #20BA5A;
  color: var(--text-inverted);
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.5);
}

.whatsapp-float:focus-visible {
  outline: 3px solid var(--whatsapp);
  outline-offset: 3px;
}

/* Esconder em mobile - CTAs já existem no Hero e CTA Final */
@media (max-width: 767px) {
  .whatsapp-float {
    display: none;
  }
}