/* Configurações Globais e Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

:root {
    --primary-green: #00E676; 
    --dark-bg: #0a0a0a;
    --card-bg: rgba(20, 20, 20, 0.95); 
    --accent-purple: #AA00FF;
    --text-bright: #ffffff;
    --text-gray: #b0b0b0;
    --border-color: rgba(0, 230, 118, 0.3);
}

body {
    background-color: var(--dark-bg);
    color: var(--text-bright);
    line-height: 1.4; /* Reduzido levemente de 1.6 */
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

/* Header High-Tech */
#main-header {
    background-color: #000;
    color: var(--text-bright);
    padding: 0.8rem 1.2rem; /* Reduzido de 1rem 1.5rem */
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--primary-green);
    box-shadow: 0 0 15px rgba(0, 230, 118, 0.2);
    z-index: 10;
}

#main-header h1 {
    font-size: 1rem; /* Reduzido de 1.1 */
    letter-spacing: 1px;
}

#main-header h1 span {
    color: var(--primary-green);
    font-weight: 800;
    text-transform: uppercase;
}

#timer {
    background: rgba(0, 230, 118, 0.1);
    color: var(--primary-green);
    padding: 3px 12px;
    border: 1px solid var(--primary-green);
    border-radius: 4px;
    font-weight: bold;
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    text-shadow: 0 0 5px var(--primary-green);
}

/* Container Principal */
#game-container {
    flex: 1;
    padding: 15px; /* Reduzido de 20px */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden; /* Impede que o container role, o card rolará */
    background-image: linear-gradient(rgba(0, 0, 0, 0.75), rgba(0, 0, 0, 0.9)), 
                      url('../images/vertical_farming.png');
    background-size: cover;
    background-position: center;
    transition: background-image 0.8s ease-in-out;
}

/* Estilo Glassmorphism para os Cards */
#welcome-screen, .caso-card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 20px; /* Reduzido de 30px */
    border-radius: 12px;
    border: 1px solid var(--border-color);
    text-align: center;
    max-width: 450px;
    width: 100%;
    max-height: 85vh; /* GARANTE QUE NÃO ESTOURE A TELA */
    overflow-y: auto; /* PERMITE SCROLL INTERNO SE NECESSÁRIO */
    box-shadow: 0 15px 35px rgba(0,0,0,0.5);
    animation: fadeIn 0.6s ease-out forwards;
}

h2, h3 {
    color: var(--primary-green);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 1.1rem;
    font-weight: bold; /* Negrito mantido apenas em títulos */
}

p {
    color: var(--text-bright);
    margin-bottom: 15px;
    font-size: 0.9rem; /* Reduzido de 1rem */
    font-weight: 400; /* Sem negrito em parágrafos comuns */
}

/* Botões Estilo Interface Digital */
button {
    background: transparent;
    color: var(--primary-green);
    border: 1px solid var(--primary-green);
    padding: 8px 12px; /* Reduzido */
    border-radius: 4px;
    font-size: 0.8rem; /* Reduzido */
    font-weight: 600;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 6px;
    width: 100%;
}

button:hover {
    background: var(--primary-green);
    color: #000;
    box-shadow: 0 0 20px rgba(0, 230, 118, 0.4);
}

.descricao {
    font-size: 0.85rem;
    margin-bottom: 10px;
    color: var(--text-gray); /* Um pouco mais suave */
}

.pergunta {
    font-size: 0.9rem;
    margin-bottom: 15px;
}

/* Tags e Elementos */
.setor-tag {
    background: var(--accent-purple);
    color: white;
    padding: 3px 10px;
    border-radius: 2px;
    font-size: 0.7rem;
    font-weight: bold;
    margin-bottom: 10px;
    display: inline-block;
}

.opcoes-container button {
    text-align: left;
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
    color: var(--text-bright);
    font-weight: 400; /* Sem negrito nas opções para poupar espaço */
}

/* Botões de Ação Final (Voltar/Continuar) */
.btn-acao {
    background: var(--primary-green) !important;
    color: #000 !important;
    font-weight: 800 !important;
    margin-top: 10px;
}

.btn-voltar {
    background: transparent !important;
    border: 1px solid #fff !important;
    color: #fff !important;
    font-weight: 400 !important;
}

/* Feedbacks */
.feedback-msg {
    margin-top: 15px;
    padding: 12px;
    border-radius: 4px;
    font-size: 0.85rem;
}

.feedback-correto { 
    background: rgba(0, 230, 118, 0.15); 
    color: var(--primary-green); 
    border: 1px solid var(--primary-green); 
}

.feedback-errado { 
    background: rgba(255, 23, 68, 0.15); 
    color: #ff1744; 
    border: 1px solid #ff1744; 
}

.dica-box {
    margin: 10px 0;
    font-size: 0.8rem;
    color: #ffeb3b;
    border: 1px dashed rgba(255, 235, 59, 0.3);
    padding: 8px;
    background: rgba(255, 235, 59, 0.05);
}

/* Scrollbar Customizada (Fina) */
#welcome-screen::-webkit-scrollbar, .caso-card::-webkit-scrollbar {
    width: 4px;
}
#welcome-screen::-webkit-scrollbar-thumb, .caso-card::-webkit-scrollbar-thumb {
    background: var(--primary-green);
    border-radius: 10px;
}

.hidden { display: none !important; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}