@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&display=swap');

:root {
    --bg-background: #fafafa;
    --bg-card: #ffffff;
    --text-primary: #2e9af3;
    --text-muted: #6c757d;
    --shadow-elegant: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --gradient-playful: linear-gradient(135deg, #2d99f3 0%, #c3e7fb 100%);
    --gradient-primary: linear-gradient(to right, #2e9af3, 
#41cfef);
    --cor-sucesso: #28a745;
    --cor-erro: #dc3545;
    --sombra-card: 0 4px 6px rgba(0, 0, 0, 0.05);
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-background);
    min-height: 100vh;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
}

.tela {
    display: none;
}

.tela.ativa {
    display: block;
}

/* Header */
.header-intro {
    padding: 3rem 0;
}
.nav-intro {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.capitulo {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-muted);
}

/* Banner de Introdução */
.banner-intro {
    background: var(--gradient-playful);
    border-radius: 1rem; /* 16px */
    overflow: hidden;
    text-align: center;
    box-shadow: var(--shadow-elegant);
}
.banner-conteudo {
    padding: 4rem 1.5rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
}
.banner-conteudo h1 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: 0.5rem;
}
.banner-conteudo .titulo-gradiente {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.banner-conteudo p {
    color: var(--text-muted);
    max-width: 48rem; /* 768px */
    margin: 0 auto 2rem;
}
.botoes {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

/* Botões */
.btn {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 0.5rem; /* 8px */
    border: none;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}
.btn-primary {
    background-color: var(--text-primary);
    color: #fff;
    padding: 1rem 2rem;
}
.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}
.btn-ghost {
    background-color: transparent;
    color: var(--text-primary);
    border: 2px solid transparent;
}
.btn-ghost:hover {
    background-color: #c3e7fb;
}

/* Seção de Instruções */
.instrucoes {
    margin-top: 4rem;
}
.texto-instrucoes {
    text-align: center;
    margin-bottom: 2rem;
}
.texto-instrucoes h2 {
    font-size: 1.875rem;
    font-weight: 700;
}
.texto-instrucoes p {
    color: var(--text-muted);
}
.cards-instrucoes {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
}
.cards-instrucoes .card {
    flex: 1;
    background-color: var(--bg-card);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow-elegant);
    position: relative;
    overflow: hidden;
    text-align: left;
    transition: transform 0.2s;
    margin-bottom: 2rem;
}
.cards-instrucoes .card:hover {
    transform: scale(1.03);
}
.cards-instrucoes .card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}
.cards-instrucoes .card-icone {
    font-size: 3rem;
}
.cards-instrucoes .card-numero {
    width: 2rem;
    height: 2rem;
    border-radius: 9999px;
    background: var(--gradient-primary);
    display: grid;
    place-content: center;
    font-size: 0.875rem;
    font-weight: 700;
    color: #fff;
}
.cards-instrucoes .card-body h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}
.cards-instrucoes .card-body p {
    color: var(--text-muted);
}
.cards-instrucoes .seta {
    display: none;
    font-size: 2rem;
    color: var(--text-primary);
}

@media (min-width: 768px) {
    .cards-instrucoes {
        flex-direction: row;
    }
    .cards-instrucoes .seta {
        display: block;
    }
}


/* Estilos da Tela do Jogo */
.game-header {
display: flex;
justify-content: space-between;
align-items: center;
padding: 1rem 0;
border-bottom: 1px solid #ddd;
margin-bottom: 2rem;
}

.game-header h1 {
font-size: 1.5rem;
}

.game-header .header-info {
    display: flex;
    align-items: center;
    gap: 1.5rem; 
}
.placar, .timer {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-muted);
}
.placar span, .timer span {
    color: #333;
    font-weight: 700;
}

.btn-sair {
background-color: transparent;
color: var(--text-muted);
border: 1px solid #ddd;
padding: 0.5rem 1rem;
}
.btn-sair:hover {
background-color: #f0f0f0;
}

.jogo-container {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    flex-wrap: wrap;
}

.coluna-alvos {
    flex: 1;
    min-width: 300px;
}
.coluna-opcoes {
    flex: 1.5;
    min-width: 300px;
}

.coluna-alvos h3, .coluna-opcoes h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.alvos-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); 
    gap: 1rem;
}

.alvo {
    background-color: var(--bg-card);
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 1.5rem; 
    min-height: 120px; 
    display: flex;
    flex-direction: column; 
    justify-content: center;
    align-items: center;
    text-align: center;
    transition: border-color 0.3s, background-color 0.3s;
}

.alvo.dragover {
    border-color: var(--text-primary);
    background-color: #e9f0ff;
}

.nome-etapa {
    font-size: 1.2rem; 
    font-weight: 700; 
    color: #333; 
    margin-bottom: 0.5rem; 
}

.alvo.acerto {
    background-color: rgba(40, 167, 69, 0.2);
    color: #333; 
    border-color: var(--cor-sucesso);
    box-shadow: none;
    cursor: default;
}

.alvo.acerto .nome-etapa {
    color: var(--cor-sucesso); 
}

.descricao-acertada {
    font-size: 0.9rem;
    font-weight: 400;
    color: #555; 
}

.opcoes-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem; 
}

.opcao {
    background-color: var(--bg-card);
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 1.5rem; 
    cursor: grab;
    transition: box-shadow 0.2s, opacity 0.2s, border-color 0.2s;
    text-align: left;
    box-shadow: var(--sombra-card);
}

.opcao:active {
    cursor: grabbing;
}

.opcao.arrastando {
    opacity: 0.5;
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.1);
}

.opcao.acerto {
    background-color: rgba(40, 167, 69, 0.2);
    color: #555;
    border-color: var(--cor-sucesso);
    cursor: default;
    box-shadow: none;
    opacity: 0.7;
}

.opcao.erro {
    border-color: var(--cor-erro);
    animation: shake 0.3s;
}

@keyframes shake {
0% { transform: translateX(0); }
25% { transform: translateX(-5px); }
50% { transform: translateX(5px); }
75% { transform: translateX(-5px); }
100% { transform: translateX(0); }
}

#tela-final {
    display: none;
    place-content: center; 
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(248, 249, 250, 0.8);
    z-index: 100;
}
#tela-final.ativa {
    display: grid;
}
#tela-final .modal {
    background-color: var(--bg-card);
    border-radius: 12px;
    padding: 3rem;
    box-shadow: var(--shadow-elegant);
    animation: fade-in 0.5s ease-out;
    text-align: center;
    max-width: 450px; 
}
.titulo-final {
    font-size: 2rem;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.mensagem-final {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    color: var(--text-muted);
}
.info-final {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-muted);
}
.info-final span {
    color: #333;
    font-weight: 700;
}
.botoes-finais {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

@keyframes fade-in {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

/* Responsividade */
@media (max-width: 768px) {
    .jogo-container {
        flex-direction: column;
    }
    .cards-instrucoes {
        flex-direction: column;
    }
    .cards-instrucoes .seta {
        display: none;
    }
    .cards-instrucoes .card {
        width: 100%;
    }
}

/* Ajustes do game para mobile */
@media (max-width: 768px) {
    .game-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .game-header .header-info {
        width: 100%;
        justify-content: space-between;
        gap: 0.5rem;
    }

    .game-header h1 {
        font-size: 1.25rem;
    }

    .placar, .timer {
        font-size: 0.9rem;
    }
    
    .jogo-container {
        flex-direction: column;
        gap: 1.5rem;
    }

    .opcoes-container {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .alvo {
        min-height: 100px;
        padding: 1rem;
    }
    
    .opcao {
        padding: 1rem;
        flex: 1 1 100%;
    }
}