/* ============================================
   SEGLIFE - Estilos Globais
   Segurança do Trabalho em Fortaleza
   ============================================ */

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

:root {
  --primary-color: #2d8659;
  --primary-dark: #1f5a3a;
  --primary-light: #4a9f6f;
  --accent-color: #d4a574;
  --text-dark: #1f2937;
  --text-light: #ffffff;
  --bg-light: #ffffff;
  --bg-gray: #f3f4f6;
  --border-color: #e5e7eb;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-dark);
  background-color: var(--bg-light);
  line-height: 1.6;
}

/* ============================================
   TIPOGRAFIA
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

/* ============================================
   CONTAINER E LAYOUT
   ============================================ */

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

@media (min-width: 768px) {
  .container {
    padding: 0 2rem;
  }
}

/* ============================================
   HEADER E NAVEGAÇÃO
   ============================================ */

header {
  background-color: var(--bg-light);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-color);
}

.logo img {
  height: 2.5rem;
  width: auto;
}

nav {
  display: none;
  gap: 2rem;
  align-items: center;
}

nav a {
  font-weight: 500;
  color: var(--text-dark);
  transition: color 0.3s ease;
}

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

.cta-button {
  padding: 0.75rem 1.5rem;
  background-color: var(--primary-color);
  color: var(--text-light);
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.cta-button:hover {
  opacity: 0.9;
}

.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  width: 1.5rem;
  height: 0.2rem;
  background-color: var(--text-dark);
  transition: all 0.3s ease;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(0.5rem, 0.5rem);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(0.3rem, -0.3rem);
}

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

  .menu-toggle {
    display: none;
  }
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: var(--text-light);
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('https://d2xsxph8kpxj0f.cloudfront.net/310519663295753805/HCQXyyZHBSH4Kpx7zSGzJT/hero-safety-training-QboPVAcZ6MgMRPtnZht3Bt.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.2;
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-tag {
  padding: 0.75rem 1.5rem;
  background-color: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 2rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-light);
}

@media (max-width: 768px) {
  .hero {
    padding: 3rem 0;
  }

  .hero h1 {
    font-size: 2rem;
  }
}

/* ============================================
   SEÇÕES GERAIS
   ============================================ */

section {
  padding: 4rem 0;
}

section h2 {
  text-align: center;
  margin-bottom: 3rem;
}

.section-subtitle {
  text-align: center;
  color: #6b7280;
  margin-bottom: 2rem;
  font-size: 1.125rem;
}

/* ============================================
   CARDS E GRID
   ============================================ */

.grid {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.card {
  background-color: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 2rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-icon {
  width: 3rem;
  height: 3rem;
  background-color: var(--bg-gray);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--primary-color);
  font-size: 1.5rem;
}

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

.card p {
  color: #6b7280;
  font-size: 0.95rem;
}

/* ============================================
   BOTÕES
   ============================================ */

.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
}

.btn-secondary {
  background-color: var(--bg-gray);
  color: var(--text-dark);
  border: 1px solid var(--border-color);
}

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

.btn-white {
  background-color: var(--text-light);
  color: var(--primary-color);
  border: 2px solid var(--text-light);
}

.btn-white:hover {
  background-color: transparent;
  color: var(--text-light);
}

.btn-block {
  width: 100%;
}

/* ============================================
   FOOTER
   ============================================ */

footer {
  background-color: var(--text-dark);
  color: var(--text-light);
  padding: 3rem 0 1rem;
  margin-top: 4rem;
}

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

.footer-section h4 {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.footer-section a {
  color: #d1d5db;
  display: block;
  margin-bottom: 0.5rem;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--primary-color);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  text-align: center;
  color: #9ca3af;
}

/* ============================================
   UTILITÁRIOS
   ============================================ */

.text-center {
  text-align: center;
}

.text-white {
  color: var(--text-light);
}

.bg-primary {
  background-color: var(--primary-color);
}

.bg-gray {
  background-color: var(--bg-gray);
}

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.hidden {
  display: none;
}

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  section {
    padding: 2rem 0;
  }
}