/* ======================================================
   RESET CSS MODERNO — Simplificado e seguro
   ====================================================== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html:focus-within {
  scroll-behavior: smooth;
}

html, body {
  height: 100%;
  scroll-behavior: smooth;
}

body {
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeSpeed;
  font-family: 'Poppins', sans-serif;
  background-color: var(--color-black);
  color: var(--color-white);
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* Remove animações para quem prefere */
@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;
  }
}

/* ======================================================
   ROOT — Paleta e tokens do sistema visual
   ====================================================== */
:root {
  /*Cores principais */
  --color-blue: #2A5CF7;
  --color-black: #000000;
  --color-white: #dedee0;

  /*Cores auxiliares e hover */
  --color-blue-light: #2A5CF7;
  --color-gray-light: #E5E5E5;

  /*Tipografia */
  --font-primary: 'Poppins', sans-serif;

  /*Espaçamentos */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /*Breakpoints */
  --bp-sm: 576px;
  --bp-md: 768px;
  --bp-lg: 992px;
  --bp-xl: 1200px;

  /*Tempo de transições */
  --transition-fast: 150ms;
  --transition-base: 300ms;
  --transition-slow: 500ms;
}

/* Header */
.site-header {
  background-color: var(--color-black);
  padding: var(--spacing-sm) 0;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 999;
  border-bottom: 1px solid var(--color-blue);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo img {
  height: 5rem;
  width: auto;
}

.nav {
  display: flex;
}

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

.nav-list li a {
  color: var(--color-white);
  font-weight: 500;
  transition: color var(--transition-base) ease;
}

.nav-list li a:hover {
  color: var(--color-white);
}

.btn-nav {
  background-color: var(--color-blue);
  padding: 0.5rem 1.25rem;
  border-radius: 4px;
  color: var(--color-white);
  font-weight: 600;
  transition: background-color var(--transition-base);
}

.btn-nav:hover {
  background-color: var(--color-blue-light);
}

/* Mobile Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

.hamburger {
  width: 24px;
  height: 2px;
  background-color: var(--color-white);
  position: relative;
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background-color: var(--color-white);
  left: 0;
  transition: transform var(--transition-base);
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  top: 8px;
}

/* Responsivo */
@media (max-width: 768px) {
  .nav {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--color-black);
    width: 100%;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md) 0;
    display: none;
  }

  .nav.open {
    display: flex;
  }

  .nav-list {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .nav-toggle {
    display: block;
  }
}

/* Animações básicas */
@keyframes fadeIn {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  0% {
    opacity: 0;
    transform: translateX(-40px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Classes de animação */
.animate-fade-in {
  animation: fadeIn 0.8s ease-out forwards;
}

.animate-slide-in {
  animation: slideInLeft 0.9s ease-out forwards;
}

.animate-delay-1 {
  opacity: 0;
  animation: fadeIn 0.8s ease-out forwards;
  animation-delay: 0.3s;
}

.animate-delay-2 {
  opacity: 0;
  animation: fadeIn 0.8s ease-out forwards;
  animation-delay: 0.6s;
}

/* Hero */
.hero {
  min-height: 100vh;
  background-color: var(--color-black);
  display: flex;
  align-items: center;
  padding: var(--spacing-lg) var(--spacing-sm);
  position: relative;
  overflow: hidden;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
}

.hero-content {
  color: var(--color-white);
  text-align: left;
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-blue);
  margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
  font-size: 1.25rem;
  max-width: 600px;
  margin-bottom: var(--spacing-md);
  color: var(--color-gray-light);
  line-height: 1.6;
}

.hero-cta {
  background-color: var(--color-blue);
  color: var(--color-white);
  padding: 0.75rem 2rem;
  border-radius: 4px;
  font-weight: 600;
  display: inline-block;
  transition: background-color var(--transition-base);
}

.hero-cta:hover {
  background-color: var(--color-blue-light);
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }
}

/* Seção Sobre */
.sobre {
  padding: var(--spacing-xl) var(--spacing-sm);
  background-color: var(--color-white);
  color: var(--color-black);
}

.sobre-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
  flex-wrap: wrap;
}

.section-title {
  font-size: 2.5rem;
  color: var(--color-blue);
  margin-bottom: var(--spacing-sm);
}

.sobre-content {
  flex: 1 1 500px;
}

.sobre-text {
  font-size: 1.1rem;
  line-height: 1.7;
  color: #333;
}

.sobre-visual {
  flex: 1 1 400px;
}

.sobre-visual img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

/* Animações */
@keyframes slideInLeft {
  0% {
    opacity: 0;
    transform: translateX(-40px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  0% {
    opacity: 0;
    transform: translateX(40px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-slide-left {
  opacity: 0;
  animation: slideInLeft 0.8s ease-out forwards;
}

.animate-slide-right {
  opacity: 0;
  animation: slideInRight 0.8s ease-out forwards;
  animation-delay: 0.2s;
}

/* Responsivo */
@media (max-width: 768px) {
  .sobre-container {
    flex-direction: column;
    text-align: center;
  }

  .section-title {
    font-size: 2rem;
  }

  .sobre-text {
    font-size: 1rem;
  }
}

/* Estado inicial oculto */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

/* Animações específicas */
[data-animate].animate-slide-left {
  transform: translateX(-40px);
}

[data-animate].animate-slide-right {
  transform: translateX(40px);
}

/* Estado ativo ao entrar na tela */
[data-animate].visible {
  opacity: 1;
  transform: translateX(0) translateY(0);
}

.servicos {
  padding: var(--spacing-xl) var(--spacing-sm);
  background-color: var(--color-black);
  color: var(--color-white);
  text-align: center;
}

.servicos-container {
  max-width: 1200px;
  margin: 0 auto;
}

.servicos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.servico-item {
  background-color: #111;
  padding: var(--spacing-md);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.servico-item:hover {
  transform: translateY(-5px);
  border-color: var(--color-blue);
}

.servico-icon {
  height: 64px;
  width: 64px;
  margin: 0 auto var(--spacing-sm);
}

.servico-icon img {
  max-width: 100%;
  height: auto;
}

.servico-item h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
  color: var(--color-blue-light);
}

.servico-item p {
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--color-gray-light);
}

/* Animação slide-up */
@keyframes slideInUp {
  0% {
    opacity: 0;
    transform: translateY(40px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

[data-animate="slide-up"] {
  opacity: 0;
}

[data-animate="slide-up"].visible {
  animation: slideInUp 0.8s ease-out forwards;
}

.portfolio {
  padding: var(--spacing-xl) var(--spacing-sm);
  background-color: var(--color-white);
  text-align: center;
}

.portfolio-container {
  max-width: 1200px;
  margin: 0 auto;
}

.portfolio-subtitle {
  font-size: 1rem;
  color: #555;
  margin-bottom: var(--spacing-lg);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-md);
  align-items: center;
}

.portfolio-item {
  padding: var(--spacing-sm);
  background-color: #f8f8f8;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.portfolio-item:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.portfolio-item img {
  max-width: 100%;
  height: auto;
}

/* Animação fade-in */
@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

[data-animate="fade-in"] {
  opacity: 0;
}

[data-animate="fade-in"].visible {
  animation: fadeInUp 0.8s ease-out forwards;
}

.diferenciais {
  padding: var(--spacing-xl) var(--spacing-sm);
  background-color: var(--color-black);
  color: var(--color-white);
  text-align: center;
}

.diferenciais-container {
  max-width: 1200px;
  margin: 0 auto;
}

.diferenciais-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.diferencial-item {
  background-color: #111;
  padding: var(--spacing-md);
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.05);
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.diferencial-item:hover {
  transform: translateY(-5px);
  border-color: var(--color-blue);
}

.diferencial-icon {
  height: 64px;
  width: 64px;
  margin: 0 auto var(--spacing-sm);
}

.diferencial-icon img {
  max-width: 100%;
  height: auto;
}

.diferencial-item h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
  color: var(--color-blue-light);
}

.diferencial-item p {
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--color-gray-light);
}

/* Animação slide-up */
[data-animate="slide-up"] {
  opacity: 0;
}

[data-animate="slide-up"].visible {
  animation: slideInUp 0.8s ease-out forwards;
}

@keyframes slideInUp {
  0% {
    opacity: 0;
    transform: translateY(40px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.faq {
  padding: var(--spacing-xl) var(--spacing-sm);
  background-color: var(--color-white);
  color: var(--color-black);
}

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

.faq h2 {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-blue);
  text-align: center;
}

.faq-item {
  border-bottom: 1px solid var(--color-blue-light);
  text-align: left;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: var(--spacing-md) 0;
  font-size: 1rem;
  font-weight: bold;
  color: var(--color-blue);
  cursor: pointer;
  position: relative;
}

.faq-question::after {
  content: '▼';
  position: absolute;
  right: 0;
  transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 200px;
  padding-bottom: var(--spacing-md);
}

/* Animação slide-up no scroll */
[data-animate="slide-up"] {
  opacity: 0;
}

[data-animate="slide-up"].visible {
  animation: slideInUp 0.8s ease-out forwards;
}

@keyframes slideInUp {
  0% {
    opacity: 0;
    transform: translateY(40px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.contato {
  padding: var(--spacing-xl) var(--spacing-sm);
  background-color: var(--color-black);
  color: var(--color-white);
  text-align: center;
}

.contato-container {
  max-width: 600px;
  margin: 0 auto;
}

.contato-subtitle {
  font-size: 1rem;
  color: var(--color-gray-light);
  margin-bottom: var(--spacing-lg);
}

.contato-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-group {
  text-align: left;
}

label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-white);
}

input, textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid #333;
  border-radius: 4px;
  background-color: #111;
  color: var(--color-white);
  font-size: 1rem;
  resize: none;
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--color-blue);
}

.btn-contato {
  background-color: var(--color-blue);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-base);
  border: none;
}

.btn-contato:hover {
  background-color: var(--color-blue-light);
}

.site-footer {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: var(--spacing-xl) var(--spacing-sm) var(--spacing-md);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  text-align: center;
}

.footer-logo img {
  max-width: 140px;
  margin: 0 auto;
}

.footer-nav ul {
  list-style: none;
  padding: 0;
}

.footer-nav li {
  margin-bottom: var(--spacing-xs);
}

.footer-nav a {
  color: var(--color-white);
  transition: color var(--transition-base);
}

.footer-nav a:hover {
  color: var(--color-blue-light);
}

.footer-contact p {
  margin-bottom: var(--spacing-xs);
}

.footer-contact a {
  color: var(--color-blue-light);
}

.footer-social a {
  display: inline-block;
  margin: 0 var(--spacing-xs);
}

.footer-social img {
  width: 24px;
  height: 24px;
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-sm);
  font-size: 0.875rem;
  color: var(--color-gray-light);
}

.dev-by {
  margin-top: var(--spacing-xs);
  font-size: 0.85rem;
  color: var(--color-gray-light);
}

.dev-by a {
  color: var(--color-blue-light);
  text-decoration: none;
  transition: color var(--transition-base);
}

.dev-by a:hover {
  color: var(--color-blue);
}