/* =============================================================================
   Clean House — Estilos globais + Home (style.css)
   ============================================================================= */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--text-color);
  background-color: var(--background-color);
  overflow-x: hidden;
  padding-top: var(--navbar-height);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--primary-dark);
}

ul {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

/* =============================================================================
   Navbar — fixo, glass leve
   ============================================================================= */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--navbar-height);
  background: rgba(246, 249, 252, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-nav);
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow-md);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--navbar-height);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 700;
  font-size: var(--font-size-xl);
  color: var(--secondary-color);
  letter-spacing: -0.02em;
  transition: opacity var(--transition);
}

.logo:hover {
  opacity: 0.85;
  color: var(--secondary-color);
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-light)
  );
  display: grid;
  place-items: center;
  color: #fff;
  font-size: var(--font-size-sm);
  box-shadow: var(--shadow-md);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav-link {
  display: block;
  padding: var(--space-sm) var(--space-md);
  font-weight: 500;
  font-size: var(--font-size-sm);
  color: var(--text-color);
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition),
    transform var(--transition-fast);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--primary-color);
  background: var(--primary-soft);
}

.nav-link:hover {
  transform: translateY(-1px);
}

/* Menu hambúrguer */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--primary-soft);
  cursor: pointer;
  transition: background var(--transition);
}

.nav-toggle:hover {
  background: rgba(30, 107, 184, 0.15);
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--primary-color);
  border-radius: 2px;
  transition: transform var(--transition-smooth), opacity var(--transition),
    translate var(--transition-smooth);
}

/* Menu desktop: fluxo normal */
.nav-menu {
  display: flex;
  align-items: center;
}

.nav-toggle.is-open .nav-toggle-bar:nth-child(1) {
  translate: 0 8px;
  rotate: 45deg;
}

.nav-toggle.is-open .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open .nav-toggle-bar:nth-child(3) {
  translate: 0 -8px;
  rotate: -45deg;
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    padding: var(--space-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform var(--transition-smooth), opacity var(--transition-smooth),
      visibility var(--transition-smooth);
  }

  .nav-menu.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-xs);
  }

  .nav-link {
    padding: var(--space-md);
    text-align: center;
  }
}

/* =============================================================================
   Hero — Home
   ============================================================================= */

.hero {
  padding: var(--space-3xl) 0 var(--space-section);
  background: linear-gradient(
    165deg,
    var(--surface-color) 0%,
    var(--background-color) 45%,
    rgba(94, 179, 255, 0.08) 100%
  );
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.hero-content {
  max-width: 540px;
}

.hero-badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary-color);
  background: var(--primary-soft);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-md);
}

.hero-title {
  font-size: var(--font-size-hero);
  line-height: var(--line-height-tight);
  font-weight: 800;
  color: var(--secondary-color);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-lg);
}

.hero-title span {
  color: var(--primary-color);
}

.hero-text {
  font-size: var(--font-size-lg);
  color: var(--text-muted);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-xl);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.875rem 1.75rem;
  font-weight: 600;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition),
    background var(--transition);
}

.btn-primary {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-light)
  );
  color: #fff;
  box-shadow: var(--shadow-md);
}

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

.hero-visual {
  position: relative;
}

.hero-image-wrap {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
}

.hero-image-wrap img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.hero-float {
  position: absolute;
  bottom: -12px;
  left: -12px;
  padding: var(--space-md) var(--space-lg);
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: var(--shadow-lg);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--secondary-color);
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: none;
    order: 1;
  }

  .hero-visual {
    order: 0;
    max-width: 520px;
    margin-inline: auto;
  }

  .hero-float {
    left: 50%;
    translate: -50% 0;
  }
}

/* =============================================================================
   Seções genéricas + animação fade-in (classe .reveal)
   ============================================================================= */

.section {
  padding: var(--space-section) 0;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: var(--space-2xl);
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 800;
  color: var(--secondary-color);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-muted);
  line-height: var(--line-height-relaxed);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* How Our Work Works — cards com glass leve */
.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.how-card {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.85),
    rgba(246, 249, 252, 0.9)
  );
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition);
}

.how-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-color);
}

.how-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--primary-soft);
  color: var(--primary-color);
  display: grid;
  place-items: center;
  margin-bottom: var(--space-md);
}

.how-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--secondary-color);
  margin-bottom: var(--space-sm);
}

.how-card p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: var(--line-height-relaxed);
}

.how-card .highlight {
  display: block;
  margin-top: var(--space-md);
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--primary-color);
}

@media (max-width: 900px) {
  .how-grid {
    grid-template-columns: 1fr;
  }
}

/* Contact cards row — Home: SMS + Email ao lado */
.contact-cards-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
  max-width: 880px;
  margin-inline: auto;
}

@media (max-width: 640px) {
  .contact-cards-row {
    grid-template-columns: 1fr;
  }
}

/* Card de contato genérico (SMS / Email) */
.contact-action-card {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  background: var(--surface-color);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition);
}

.contact-action-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(30, 107, 184, 0.2);
}

.contact-action-card.is-clickable {
  cursor: pointer;
}

.contact-action-card .card-icon {
  width: 56px;
  height: 56px;
  margin-inline: auto;
  margin-bottom: var(--space-md);
  border-radius: var(--radius-md);
  background: linear-gradient(
    135deg,
    var(--primary-soft),
    rgba(94, 179, 255, 0.12)
  );
  color: var(--primary-color);
  display: grid;
  place-items: center;
}

.contact-action-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--secondary-color);
  margin-bottom: var(--space-sm);
}

.contact-action-card p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
  line-height: var(--line-height-relaxed);
}

.btn-card {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  background: var(--primary-color);
  color: #fff;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: background var(--transition), transform var(--transition),
    box-shadow var(--transition);
}

.btn-card:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: #fff;
}

/* Email card como link block */
a.contact-action-card {
  color: inherit;
  display: block;
}

a.contact-action-card:hover {
  color: inherit;
}

/* Feedback no “botão” visual quando o card inteiro é um link */
a.contact-action-card:hover .btn-card {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* =============================================================================
   Footer
   ============================================================================= */

.site-footer {
  padding: var(--space-xl) 0;
  background: var(--secondary-color);
  color: rgba(255, 255, 255, 0.85);
  margin-top: var(--space-2xl);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  text-align: center;
}

.footer-brand {
  font-weight: 700;
  font-size: var(--font-size-lg);
  color: #fff;
}

.footer-copy {
  font-size: var(--font-size-sm);
  opacity: 0.75;
}

.footer-social {
  display: flex;
  gap: var(--space-md);
}

.footer-social a {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  transition: background var(--transition), transform var(--transition),
    color var(--transition);
}

.footer-social a:hover {
  background: rgba(255, 255, 255, 0.22);
  transform: translateY(-3px);
  color: #fff;
}

.footer-social svg {
  width: 20px;
  height: 20px;
}

/* Page shell para páginas internas */
.page-hero {
  padding: var(--space-2xl) 0 var(--space-xl);
  text-align: center;
  background: linear-gradient(
    180deg,
    rgba(30, 107, 184, 0.06),
    transparent
  );
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--secondary-color);
  margin-bottom: var(--space-sm);
}

.page-hero p {
  color: var(--text-muted);
  font-size: var(--font-size-lg);
  max-width: 560px;
  margin-inline: auto;
}

/* Acessibilidade: respeita preferência do sistema por menos movimento */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .how-card:hover,
  .contact-action-card:hover,
  .service-card:hover,
  .btn-primary:hover,
  .btn-card:hover,
  .nav-link:hover,
  .footer-social a:hover {
    transform: none;
  }
}