/* === RESET BÁSICO === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* === VARIÁVEIS DE TEMA === */
:root {
    --bg: #fefefe;
    --accent: #111;
    --gray: #666;
    --border: #e5e5e5;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* === BODY E TEXTO === */
body {
    font-family: var(--font);
    background-color: var(--bg);
    color: var(--accent);
    line-height: 1.6;
}

/* === LAYOUT WRAPPER === */
.layout-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* === HEADER === */
header {
    background-color: #fff;
    padding: 40px 60px 24px 60px;
    text-align: center;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--accent);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 20px;
}

.logo img {
    height: 32px;
    width: auto;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
}

.logo-img {
    max-width: 150px;
    height: auto;
    display: block;
}

/* === NAVIGATION === */
nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    padding: 0;
    margin: 0;
    gap: 8px;
}

nav ul li {
    margin: 0;
}

nav a {
    text-decoration: none;
    color: var(--gray);
    font-weight: 500;
    font-size: 14px;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.2s ease;
    display: block;
}

nav a:hover {
    background: #f7f6f3;
    color: var(--accent);
}

/* === BOTÕES ESPECIAIS === */
.support-button {
    padding: 8px 16px !important;
    font-weight: 600;
    border: 2px solid #00a86b;
    border-radius: 8px;
    color: #00a86b !important;
    background-color: transparent !important;
    transition: all 0.3s ease;
}

.support-button:hover {
    background: linear-gradient(to right, #32CD32, #00a86b) !important;
    color: white !important;
    border-color: transparent;
}

.black-button {
    padding: 8px 16px;
    background-color: #000;
    color: #fff;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.black-button:hover {
    background-color: #111;
    transform: scale(1.05);
}

nav ul li .black-button {
    display: inline-block;
}

/* === MAIN === */
main {
    max-width: 780px;
    margin: 80px auto;
    padding: 0 30px;
}

h1 {
    font-size: 3rem;
    margin-bottom: 0.3em;
    letter-spacing: -1px;
}

p {
    font-size: 1.2rem;
    color: var(--gray);
    max-width: 600px;
}

.highlight {
    background: #ffefc2;
    padding: 3px 6px;
    border-radius: 6px;
}

/* === FOOTER === */
footer {
    text-align: center;
    padding: 60px 0 30px;
    font-size: 12px;
    font-size: 0.9em;
    color: #aaa;
    border-top: 1px solid var(--border);
    margin-top: 10px 0;
}

/* === QUIZ === */
.quiz-container {
    background-color: #f9f9f9;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    max-width: 800px;
    margin: 2rem auto;
}

.quiz-container h1 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
}

#quiz-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-bottom: 2rem;
}

.quiz-button {
    padding: 0.75rem 1.5rem;
    background: #f5f5f5;
    color: #111;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: none;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.quiz-button:hover {
    background-color: #e9e9e9;
    color: #000;
    border-color: #ccc;
    transform: scale(1.02);
}

.question-container {
    background-color: #fff;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    max-width: 700px;
    margin: 2rem auto 0;
    text-align: left;
}

.show-answer-container {
    margin-top: 1rem;
    text-align: center;
}

#answer {
    margin-top: 1rem;
    font-weight: bold;
    color: #006400;
}

.hint {
    font-size: 0.9rem;
    color: #777;
    margin-top: 0.5rem;
    font-style: italic;
}

.quiz-navigation {
    margin-top: 2rem;
    text-align: center;
}

button.quiz-navigation {
    padding: 0.5rem 1.25rem;
    margin: 0 10px;
    background-color: #6c757d;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

button.quiz-navigation:hover {
    background-color: #5a6268;
}

/* === BOTÕES MINIMALISTAS (tipo Notion) === */
.minimal-button {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background-color: transparent;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    color: #111;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.minimal-button:hover {
    background-color: #f0f0f0;
}

.minimal-button.selected {
    background-color: #e2e2e2;
    font-weight: 600;
}

.minimal-button:active {
    transform: scale(0.97);
    background-color: #eaeaea;
}

.minimal-button img {
    width: 20px;
    height: 20px;
    margin-right: 5px;
    opacity: 0.8;
    transition: opacity 0.2s ease;
}

.minimal-button:hover img {
    opacity: 1;
}
.team-section {
margin-top: 80px;
text-align: center;
}

.team-grid {
display: flex;
flex-wrap: wrap;
justify-content: center;
gap: 40px;
margin-top: 40px;
}

.team-member {
max-width: 220px;
}

.team-member img {
width: 100%;
height: auto;
border-radius: 12px;
box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.team-member p {
margin: 8px 0 0;
}

.team-bio {
font-size: 0.95rem;
color: var(--gray);
margin-top: 4px;
}

.topic-list {
margin-top: 10px;
background: #f8f8f8;
border-radius: 12px;
padding: 10px;
font-size: 0.95rem;
display: flex;
flex-direction: column;
gap: 8px;
transition: all 0.3s ease;
}

.topic-list div {
padding: 8px;
border-radius: 8px;
cursor: pointer;
background: #fff;
border: 1px solid var(--border);
}

.topic-list div:hover {
background: #f0f0f0;
}

.hidden {
display: none;
}
.module-topics {
margin-top: 10px;
padding-left: 10px;
}
  
.module-card button {
background-color: transparent;
border: none;
font-size: 1.1rem;
font-weight: bold;
cursor: pointer;
padding: 0.3rem;
display: flex;
align-items: center;
gap: 0.4rem;
}

.arrow {
transition: transform 0.3s ease;
display: inline-block;
}

.rotated {
transform: rotate(180deg);
}
.module-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
gap: 20px;
padding: 40px 20px;
max-width: 1000px;
margin: 0 auto;
}

.module-card {
background: white;
border: 1px solid var(--border);
border-radius: 12px;
padding: 20px;
box-shadow: var(--shadow);
}

.module-toggle {
background: none;
border: none;
font-size: 1.2rem;
font-weight: 600;
cursor: pointer;
display: flex;
justify-content: space-between;
width: 100%;
padding: 0;
margin-bottom: 10px;
}

.module-toggle .arrow {
transition: transform 0.3s ease;
}

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

.topic-list li {
margin: 8px 0;
}

.topic-list button {
width: 100%;
padding: 10px;
background: #f9f9f9;
border: 1px solid var(--border);
border-radius: 8px;
text-align: left;
cursor: pointer;
transition: all 0.3s ease;
}

.topic-list button:hover {
background: #f0f0f0;
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3 {
font-weight: 600;
margin-top: 1.5em;
margin-bottom: 0.5em;
color: #222;
}

.markdown-content p {
margin-bottom: 1em;
color: #444;
font-size: 1rem;
line-height: 1.6;
}

.markdown-content ul {
padding-left: 1.5em;
margin-bottom: 1em;
}

.markdown-content ul li {
list-style-type: disc;
margin-bottom: 0.5em;
}

.markdown-content img {
max-width: 100%;
border-radius: 12px;
margin: 1em 0;
}

.markdown-content blockquote {
background-color: #f9f9f9;
border-left: 4px solid #ccc;
padding: 1em;
margin: 1.5em 0;
font-style: italic;
color: #555;
}

.markdown-content table {
width: 100%;
border-collapse: collapse;
margin-bottom: 1.5em;
}

.markdown-content table, 
.markdown-content th, 
.markdown-content td {
border: 1px solid #ddd;
}

.markdown-content th, 
.markdown-content td {
padding: 0.75em;
text-align: left;
}

.markdown-content code {
background: #f5f5f5;
padding: 0.2em 0.4em;
border-radius: 4px;
font-family: monospace;
font-size: 0.95em;
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3 {
  font-weight: 600;
  margin-top: 1.5em;
  margin-bottom: 0.5em;
  color: #222;
}

.markdown-content p {
  margin-bottom: 1em;
  color: #444;
  font-size: 1rem;
  line-height: 1.6;
}

.markdown-content ul {
  padding-left: 1.5em;
  margin-bottom: 1em;
}

.markdown-content ul li {
  list-style-type: disc;
  margin-bottom: 0.5em;
}

.markdown-content img {
  max-width: 100%;
  border-radius: 12px;
  margin: 1em 0;
}

.markdown-content blockquote {
  background-color: #f9f9f9;
  border-left: 4px solid #ccc;
  padding: 1em;
  margin: 1.5em 0;
  font-style: italic;
  color: #555;
}

.markdown-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5em;
}

.markdown-content table,
.markdown-content th,
.markdown-content td {
  border: 1px solid #ddd;
}

.markdown-content th,
.markdown-content td {
  padding: 0.75em;
  text-align: left;
}

.markdown-content code {
  background: #f5f5f5;
  padding: 0.2em 0.4em;
  border-radius: 4px;
  font-family: monospace;
  font-size: 0.95em;
}

.page-container {
    max-width: 960px;
    margin: 40px auto;
    padding: 0 16px;
  }
  
  .card {
    background: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  }
  
  .page-title {
    text-align: center;
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 24px;
  }
  
  .topic-list {
    display: none;
    flex-direction: column;
    margin: 10px 0 20px;
    padding-left: 16px;
  }
  
  .topic-list li button {
    margin: 4px 0;
    padding-left: 8px;
    background: #f5f5f5;
    border-radius: 8px;
  }
  
  .module-nav button {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 12px 20px;
    border-radius: 12px;
    background-color: #f9f9f9;
    border: 1px solid var(--border);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s ease;
  }
  
  .module-nav button:hover {
    background-color: #f0f0f0;
  }
  
  .arrow {
    font-size: 0.85rem;
    transition: transform 0.3s ease;
  }
  
  .module-nav .open .arrow {
    transform: rotate(180deg);
  }

  .quiz-button {
    background-color: white;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px 20px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
  }
  
  .quiz-button:hover {
    background-color: #f9f9f9;
  }
  
  .quiz-button:active {
    transform: scale(0.98);
  }

  /* Estilos básicos */
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background: white;
    border-bottom: 1px solid var(--border);
  }
  
  .menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
  }
  
  /* Menu padrão */
  nav ul {
    display: flex;
    gap: 20px;
    list-style: none;
  }
  
  nav ul li a {
    text-decoration: none;
    font-weight: 500;
  }
  
  /* Estilos mobile */
  @media (max-width: 768px) {
    .menu-toggle {
      display: block;
    }
  
    nav {
      display: none;
      width: 100%;
      background: white;
    }
  
    nav.active {
      display: block;
    }
  
    nav ul {
      flex-direction: column;
      padding: 0;
      margin: 0;
    }
  
    nav ul li {
      border-top: 1px solid var(--border);
      padding: 10px 20px;
    }
  }
  
/* === RESPONSIVO === */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
    }

    nav ul {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    nav a {
        margin: 10px 0;
        display: inline-block;
    }

    main {
        margin: 40px auto;
        padding: 0 20px;
    }

    h1 {
        font-size: 2.2rem;
    }

    .quiz-button {
        width: 100%;
        text-align: center;
    }

    .quiz-container {
        padding: 1rem;
    }

    .question-container {
        padding: 1rem;
    }

    .support-button,
    .black-button {
        margin-left: 20px;
        display: inline-block;
    }
}

/* === MOBILE ENHANCEMENTS (Phase 4 Polish) === */

/* Small devices (phones, 375px - 767px) */
@media (max-width: 767px) {
    /* Header mobile improvements */
    header {
        padding: 24px 20px 16px 20px;
    }

    .logo {
        font-size: 1.5rem;
        margin-bottom: 16px;
    }

    .logo img {
        height: 28px;
    }

    .logo-text {
        font-size: 1.5rem;
    }

    /* Navigation mobile */
    nav ul {
        gap: 4px;
    }

    nav a {
        font-size: 13px;
        padding: 6px 12px;
    }

    /* Touch-friendly buttons (min 44px height) */
    .btn,
    .btn-primary,
    .btn-secondary,
    button,
    a.button {
        min-height: 44px;
        padding: 12px 20px;
        font-size: 14px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
    }

    /* Layout wrapper mobile */
    .layout-wrapper {
        padding: 0 16px;
    }

    /* Container mobile */
    .container {
        padding: 20px 16px;
    }

    /* Cards mobile */
    .card {
        padding: 16px;
        margin-bottom: 12px;
    }

    /* Text scaling */
    h1 {
        font-size: 1.75rem;
        line-height: 1.2;
    }

    h2 {
        font-size: 1.5rem;
        line-height: 1.3;
    }

    h3 {
        font-size: 1.25rem;
        line-height: 1.4;
    }

    p {
        font-size: 14px;
        line-height: 1.6;
    }

    /* Form elements mobile */
    input[type="text"],
    input[type="email"],
    input[type="password"],
    textarea,
    select {
        font-size: 16px; /* Prevents iOS zoom on focus */
        padding: 12px;
        min-height: 44px;
    }

    /* Tables mobile - make scrollable */
    table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
    }

    /* Grid layouts - stack on mobile */
    .grid,
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    /* Modal mobile */
    .modal-content {
        width: 95%;
        max-width: none;
        margin: 20px auto;
        max-height: 90vh;
        overflow-y: auto;
    }

    /* Toast mobile (already handled in toast.css) */
    /* Loading states - ensure proper spacing */
    .loading-state {
        padding: 40px 20px;
    }

    .spinner-lg {
        width: 48px;
        height: 48px;
    }
}

/* Extra small devices (phones, less than 375px) */
@media (max-width: 374px) {
    header {
        padding: 20px 16px 12px 16px;
    }

    .logo {
        font-size: 1.3rem;
    }

    .logo img {
        height: 24px;
    }

    .logo-text {
        font-size: 1.3rem;
    }

    nav a {
        font-size: 12px;
        padding: 6px 10px;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.3rem;
    }

    .btn,
    .btn-primary,
    .btn-secondary {
        font-size: 13px;
        padding: 10px 16px;
    }
}

/* Landscape orientation on small devices */
@media (max-height: 500px) and (orientation: landscape) {
    header {
        padding: 16px 20px 12px 20px;
    }

    .logo {
        margin-bottom: 12px;
    }

    nav ul {
        gap: 4px;
    }

    nav a {
        padding: 6px 12px;
    }
}