/* Estilos Globais */
body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    line-height: 1.6;
    color: #333;
}

.container {
    width: 80%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
}

/* Cabeçalho */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

header h1 {
    font-size: 2em;
    color: #6c5ce7;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 15px;
  }

  nav ul li a {
    text-decoration: none;
    padding: 8px 12px;
    display: block;
    color: black;
  }

  #menu-toggle {
    display: none;
  }

/* Seção Hero */
.hero {
    background: linear-gradient(135deg, #e6e6fa, #b0e0e6); /* Gradiente mais suave */
    color: #333; /* Cor do texto mais escura */
    padding: 100px 0;
}

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

.hero h2 {
    font-size: 2.5em;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.1em;
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    background-color: #f3474f;
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
}

.btn:hover {
    background-color: #c33338;
}

.menu-icon {
    display: none;
    font-size: 28px;
    cursor: pointer;
  }

/* Seções de Conteúdo */
.sobre,
.palestrantes,
.programacao,
.contato,
.inscricao {
    padding: 50px 0;
}

/* Palestrantes */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.speaker-card {
    display: flex;
    flex-direction: column;
    border: 1px solid #ddd;
    border-radius: 5px;
    overflow: hidden;
}

.speaker-image img {
    width: 100%;
    height: auto;
    display: block;
}

.speaker-info {
    padding: 20px;
}

.speaker-info h3 {
    margin-bottom: 5px;
}

.speaker-title {
    font-weight: bold;
    color: #555;
    margin-bottom: 10px;
}

.speaker-bio {
    color: #666;
}

/* Programação */
.schedule-tabs {
    display: flex;
    margin-bottom: 20px;
}

.tab-btn {
    padding: 10px 20px;
    border: none;
    background-color: #f0f0f0;
    cursor: pointer;
    font-weight: 600;
}

.tab-btn.active {
    background-color: #ddd;
}

.schedule-item {
    display: flex;
    padding: 15px 0;
    border-bottom: 1px solid #eee;
}

.schedule-time {
    width: 120px;
    font-weight: bold;
}

.schedule-details {
    flex-grow: 1;
}

.schedule-title {
    margin-bottom: 5px;
}

.schedule-speaker {
    color: #555;
}

/* Artigos (Card Destacado) */
.artigos {
    padding: 60px 0;
}

.submission-content {
    background-color: #fff;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15); /* Sombra mais pronunciada */
    margin: 20px auto;
    max-width: 800px;
}

.submission-content h3 {
    color: #333;
    border-bottom: 3px solid #ddd;
    padding-bottom: 15px;
    margin-bottom: 30px;
    font-size: 1.8em;
}

.submission-content ul {
    list-style-type: disc;
    margin-left: 20px;
    margin-bottom: 20px;
    color: #555;
}

.submission-content li {
    margin-bottom: 10px;
}

.submission-content a.btn {
    background-color: #f3474f;
    color: white;
    padding: 18px 35px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    display: inline-block;
    margin-top: 30px;
    font-size: 1.1em;
    text-align: center;
}

submission-content a.btn:hover {
    background-color: #c33338;
}

/* Rodapé */
footer {
    background-color: #f4f4f4;
    text-align: center;
    padding: 50px 0;
}

footer p {
    margin: 5px 0;
}

/* Ajustes do Logo */
.logo {
    display: flex;
    align-items: center;
}

.logo img {
    max-width: 150px;
}

.hero-logo {
    margin-bottom: 20px;
}

.footer-logo {
    margin-bottom: 20px;
}


.artigos {
    background-color: #fff;
    padding: 3rem 0;
}

.submission-content {
    max-width: 900px;
    margin: 0 auto;
}

.submission-intro {
    margin-bottom: 2.5rem;
    text-align: center;
}

.submission-intro h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: #1e3a8a;
    font-weight: 600;
}

.submission-intro p {
    color: #4a5568;
    line-height: 1.7;
}

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

.submission-section {
    padding: 1.5rem;
    border-left: 3px solid #e2e8f0;
}

.submission-section h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: #1e3a8a;
}

.clean-list {
    list-style: none;
    padding-left: 0;
}

.clean-list li {
    margin-bottom: 0.8rem;
    padding-left: 0;
    line-height: 1.6;
    color: #4a5568;
}

.clean-list li strong {
    color: #1e40af;
}

.submission-section p {
    color: #4a5568;
    line-height: 1.7;
}

.btn-clean {
    background-color: #f3474f;
    color: white;
    padding: 0.8rem 1.8rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.2s;
    display: inline-block;
    border: none;
}

.btn-clean:hover {
    background-color: #1e3a8a;
}

.note {
    margin-top: 0.8rem;
    font-size: 0.9rem;
    color: #64748b;
    text-align: center;
}
@media (max-width: 768px) {
    nav ul {
      display: none;
      flex-direction: column;
      background: #333;
      position: absolute;
      top: 50px;
      right: 10px;
      width: 200px;
      border-radius: 8px;
    }
  
    nav ul li a {
      color: white;
    }
  
    #menu-toggle:checked + .menu-icon + nav ul {
      display: flex;
    }
  
    .menu-icon {
      display: block;
    }
  }

@media (max-width: 768px) {
    .submission-sections {
        grid-template-columns: 1fr;
    }
    
    .submission-section {
        border-left: none;
        border-bottom: 2px solid #e2e8f0;
        padding: 1.5rem 0;
    }
}
.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 1.5rem;
    position: relative;
    text-align: center;
    padding-bottom: 0.5rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    border-radius: 3px;
}
.disabled-link {
    pointer-events: none;
    opacity: 0.6;
    cursor: not-allowed;
  }
  .sobre p strong {
    color: #003366;
    font-weight: bold;
  }
  
  blockquote {
    font-style: italic;
    padding: 1rem;
    border-left: 5px solid #0052cc;
    background-color: #f0f4ff;
    margin: 1rem 0;
  }