/* CSS Variables */
:root {
  --weaver-navy: #0E2240;
  --weaver-amber: #FFB200;
  --weaver-white: #FFFFFF;
  --muted: #8A8F98;
  
  --text-primary: var(--weaver-navy);
  --text-secondary: #4A5568;
  --background: var(--weaver-white);
  --surface: #F7FAFC;
  --border: #E2E8F0;
  
  --shadow-sm: 0 1px 2px 0 rgba(14, 34, 64, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(14, 34, 64, 0.1), 0 2px 4px -1px rgba(14, 34, 64, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(14, 34, 64, 0.1), 0 4px 6px -2px rgba(14, 34, 64, 0.05);
  
  --radius: 8px;
  --transition: all 0.2s ease-in-out;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--background);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p { margin-bottom: 1rem; }

/* Utility Classes */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section-muted {
  filter: grayscale(100%) saturate(60%);
  opacity: 0.7;
}

.section-vibrant {
  filter: none;
  opacity: 1;
}

.headline-gradient {
  background: linear-gradient(135deg, var(--weaver-navy) 0%, var(--weaver-amber) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border: 2px solid transparent;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  min-height: 44px;
  font-size: 1rem;
}

.btn-primary {
  background: var(--weaver-amber);
  border-color: var(--weaver-amber);
  color: var(--weaver-navy);
}

.btn-primary:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background: var(--weaver-navy);
  color: var(--weaver-white);
}

.btn-outline {
  background: transparent;
  border-color: var(--weaver-amber);
  color: var(--weaver-amber);
}

.btn-outline:hover {
  background: var(--weaver-amber);
  color: var(--weaver-navy);
}

/* Navigation */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.navbar--scrolled {
  box-shadow: 0 8px 30px rgba(14, 34, 64, 0.25);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.nav-logo a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--weaver-navy);
  text-decoration: none;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover {
  color: var(--weaver-amber);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--weaver-amber);
  transition: var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
  gap: 0.25rem;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--weaver-navy);
  transition: var(--transition);
}

.language-toggle {
  background: transparent;
  border: 2px solid var(--weaver-navy);
  color: var(--weaver-navy);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
  min-height: 44px;
}

.language-toggle:hover {
  background: var(--weaver-navy);
  color: var(--weaver-white);
}

/* Hero Section */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 70vh;
  display: flex;
  align-items: center;
  background: linear-gradient(180deg, #fff 0%, #f7f9fc 100%);
}

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

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Services Section */
.section-services {
  background: var(--surface);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.card {
  background: var(--weaver-white);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  border: 1px solid var(--border);
}

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

.card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  color: var(--weaver-amber);
}

.card-icon svg {
  width: 100%;
  height: 100%;
}

/* Comparison Section */
.comparison-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  margin-top: 3rem;
}

.comparison-column {
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.comparison-list {
  list-style: none;
  margin-top: 1.5rem;
}

.comparison-list li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}

.comparison-list li:last-child {
  border-bottom: none;
}

/* Portfolio Section */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.portfolio-card h3 {
  margin-bottom: 0.5rem;
}

.portfolio-category {
  display: inline-block;
  background: var(--weaver-amber);
  color: var(--weaver-navy);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.portfolio-card ul {
  list-style: none;
  margin: 1.5rem 0;
}

.portfolio-card li {
  padding: 0.5rem 0;
  position: relative;
  padding-left: 1.5rem;
}

.portfolio-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--weaver-amber);
  font-weight: bold;
}

/* Process Section */
.section-process {
  background: var(--surface);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.process-step {
  text-align: center;
  padding: 2rem 1rem;
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--weaver-amber);
  color: var(--weaver-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 1.5rem;
  transition: var(--transition);
}

.process-step:hover .step-number {
  transform: scale(1.1);
}

/* Prototype Section */
.section-prototype {
  background: var(--weaver-navy);
  color: var(--weaver-white);
  text-align: center;
}

.section-prototype .headline-gradient {
  background: linear-gradient(135deg, var(--weaver-white) 0%, var(--weaver-amber) 100%);
  -webkit-background-clip: text;
  background-clip: text;
}

.prototype-content {
  max-width: 600px;
  margin: 0 auto;
}

.timer {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 2rem 0;
  font-variant-numeric: tabular-nums;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--weaver-amber);
}

.prototype-form {
  display: flex;
  gap: 1rem;
  margin: 2rem 0;
  flex-wrap: wrap;
  justify-content: center;
}

.prototype-form input {
  flex: 1;
  min-width: 250px;
  padding: 0.75rem 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  background: var(--weaver-white);
  min-height: 44px;
}

.disclaimer {
  font-size: 0.875rem;
  color: var(--muted);
  margin-top: 1rem;
}

/* FAQ Section */
.faq-list {
  max-width: 800px;
  margin: 3rem auto 0;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.125rem;
  font-weight: 600;
  text-align: left;
  color: var(--text-primary);
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--weaver-amber);
}

.faq-icon {
  width: 20px;
  height: 20px;
  transition: var(--transition);
}

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

.faq-answer {
  padding-bottom: 1.5rem;
  display: none;
}

.faq-answer p {
  margin: 0;
  color: var(--text-secondary);
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 4rem;
  margin-top: 3rem;
}

.contact-info h3 {
  margin-bottom: 1rem;
}

.contact-method {
  margin-top: 2rem;
  padding: 1rem;
  background: var(--surface);
  border-radius: var(--radius);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  position: relative;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  background: var(--weaver-white);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--weaver-amber);
}

.form-group label {
  position: absolute;
  left: 1rem;
  top: 1rem;
  color: var(--text-secondary);
  transition: var(--transition);
  pointer-events: none;
  background: var(--weaver-white);
  padding: 0 0.25rem;
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:not(:placeholder-shown) + label {
  top: -0.5rem;
  font-size: 0.875rem;
  color: var(--weaver-amber);
}

/* Footer */
.footer {
  background: var(--weaver-navy);
  color: var(--weaver-white);
  padding: 3rem 0 1.5rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2rem;
}

.footer-column h4 {
  margin-bottom: 1rem;
  color: var(--weaver-amber);
}

.footer-column ul {
  list-style: none;
}

.footer-column li {
  margin-bottom: 0.5rem;
}

.footer-column a {
  color: var(--weaver-white);
  text-decoration: none;
  transition: var(--transition);
}

.footer-column a:hover {
  color: var(--weaver-amber);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.footer-actions a {
  color: var(--weaver-white);
  text-decoration: none;
  transition: var(--transition);
}

.footer-actions a:hover {
  color: var(--weaver-amber);
}

/* Scroll Animations */
[data-animate] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

[data-animate].is-visible {
  opacity: 1;
  transform: none;
}

/* Focus Styles */
:focus-visible {
  outline: 3px solid var(--weaver-amber);
  outline-offset: 2px;
}

/* Mobile Styles */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--weaver-white);
    flex-direction: column;
    padding: 1rem;
    box-shadow: var(--shadow-lg);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
  
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.375rem; }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-actions .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .prototype-form {
    flex-direction: column;
  }
  
  .prototype-form input {
    min-width: auto;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-actions {
    justify-content: center;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  [data-animate] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

:root{
  --weaver-navy: #0E2240;
  --weaver-amber: #FFB200;
  --weaver-white: #FFFFFF;
  /* Caso algum JS antigo use --copper, apontamos pra amber */
  --copper: var(--weaver-amber);
}

/* Qualquer seção com animação vira contexto */
[data-stitch]{
  position: relative;
  overflow: hidden; /* evita o canvas vazar pra fora */
}

/* Wrapper colado ao fundo da seção */
.stitch-wrap{
  position: absolute;
  inset: 0;
  z-index: 0;            /* atrás do conteúdo da seção */
  pointer-events: none;  /* não bloqueia clique */
  background: transparent;
}

/* Canvas ocupa o wrapper */
.stitch-canvas{
  width: 100%;
  height: 100%;
  display: block;
}

/* Garante que o conteúdo da seção fica acima do canvas */
[data-stitch] > *:not(.stitch-wrap){
  position: relative;
  z-index: 1;
}

/* Acessibilidade: respeita reduzir movimento */
@media (prefers-reduced-motion: reduce){
  .stitch-wrap{ display: none; }
}