/* Reset e variáveis */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --text-color: #333;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Estilos gerais */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f8f9fa;
}

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

/* Cabeçalho */
header {
    text-align: center;
    background-color: var(--primary-color);
    color: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    box-shadow: var(--box-shadow);
}

header h1 {
    margin-bottom: 0.5rem;
}

/* Formulário */
.generator-form {
    background-color: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 2rem;
}

.generator-form h2 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.character-section {
    background-color: var(--light-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin: 1.5rem 0;
}

.character-section h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

button {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #2980b9;
}

button:disabled {
    background-color: #bdc3c7;
    cursor: not-allowed;
}

/* Loading */
.loading {
    text-align: center;
    background-color: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.spinner {
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-left-color: var(--secondary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 1rem auto;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Resultado */
.result {
    background-color: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.result h2 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

/* Visualizador de quadrinhos */
.comic-viewer {
    margin-bottom: 2rem;
}

.comic-header {
    text-align: center;
    background-color: var(--primary-color);
    color: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
}

.comic-character {
    background-color: var(--light-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
}

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

.character-item {
    background-color: white;
    padding: 1rem;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.comic-panels {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.panel {
    background-color: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
}

.panel-image {
    width: 100%;
    height: 200px;
    background-color: var(--light-color);
    border: 2px dashed #bdc3c7;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 1rem 0;
    border-radius: var(--border-radius);
}

.panel-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.panel-description {
    font-style: italic;
    color: #7f8c8d;
    margin-top: 0.5rem;
}

/* Rodapé */
footer {
    text-align: center;
    margin-top: 2rem;
    padding: 1rem;
    color: #7f8c8d;
    font-size: 0.9rem;
}

/* Responsividade */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    header {
        padding: 1rem;
    }
    
    .generator-form,
    .result {
        padding: 1rem;
    }
    
    .comic-panels {
        grid-template-columns: 1fr;
    }
    
    .character-grid {
        grid-template-columns: 1fr;
    }
}