/*===[VARIÁVEIS DE TEMA E RESET]===*/
:root {
    --bg-color: #000000;
    --text-color: #ffffff;
    --container-bg: rgba(255, 255, 255, 0.1);
    --container-shadow: rgba(255, 255, 255, 0.3);
    --input-bg: rgba(255, 255, 255, 0.1);
    --input-placeholder: rgba(255, 255, 255, 0.5);
    --focus-shadow: cyan;
    --btn-gradient-start: #ff00ff;
    --btn-gradient-end: #00d2ff;
    --btn-hover-gradient-start: #6600cc;
    --btn-hover-gradient-end: #0088cc;
    --btn-hover-shadow: white;
    --error-color: red;
    --correct-color: #28a745;
    --incorrect-color: #dc3545;
    --timer-color: #00d2ff;
    --font-family: 'Orbitron', sans-serif;
}

body.light-theme {
    --bg-color: #f0f0f0;
    --text-color: #333333;
    --container-bg: rgba(255, 255, 255, 0.8);
    --container-shadow: rgba(0, 0, 0, 0.2);
    --input-bg: rgba(0, 0, 0, 0.1);
    --input-placeholder: rgba(0, 0, 0, 0.5);
    --focus-shadow: #0088cc;
    --btn-gradient-start: #00d2ff;
    --btn-gradient-end: #ff00ff;
    --btn-hover-gradient-start: #0088cc;
    --btn-hover-gradient-end: #6600cc;
    --btn-hover-shadow: rgba(0, 0, 0, 0.3);
    --error-color: #d9534f;
}

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

/*===[ESTILO DO CORPO]===*/
body {
    background: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
    position: relative;
    padding: 20px;
    transition: background-color 0.3s, color 0.3s;
}

/*===[FUNDO ANIMADO]===*/
#starsCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
}

/*===[ESTRUTURA DAS VIEWS (TELAS)]===*/
.view {
    display: none;
    /* Esconde todas as telas por padrão */
    flex-direction: column;
    gap: 15px;
    background: var(--container-bg);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    width: 90%;
    max-width: 900px;
    box-shadow: 0 0 20px var(--container-shadow);
    animation: portalOpen 0.8s ease-out;
}

.view.active {
    display: flex;
    /* Mostra apenas a tela ativa */
}

@keyframes portalOpen {
    from {
        transform: scale(0.5);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

/*===[ELEMENTOS COMUNS]===*/
h1,
h2 {
    text-shadow: 0 0 10px var(--text-color);
}

body:not(.light-theme) h1#title {
    animation: glow 2s infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 0 0 10px white;
    }

    to {
        text-shadow: 0 0 20px cyan;
    }
}

.astronaut {
    position: absolute;
    top: 50px;
    right: 90px;
    width: 90px;
    animation: float 6s infinite ease-in-out;
    z-index: 10;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

input {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border: none;
    border-radius: 5px;
    background-color: var(--input-bg);
    color: var(--text-color);
    transition: 0.3s;
    font-family: var(--font-family);
}

input:focus {
    box-shadow: 0 0 10px var(--focus-shadow);
    outline: none;
}

input::placeholder {
    color: var(--input-placeholder);
}

button,
.button-like-link {
    background: linear-gradient(45deg, var(--btn-gradient-start), var(--btn-gradient-end));
    border: none;
    padding: 12px;
    cursor: pointer;
    width: 100%;
    border-radius: 5px;
    font-size: 16px;
    transition: 0.3s;
    color: white;
    text-decoration: none;
    font-family: var(--font-family);
    text-align: center;
}

button:hover,
.button-like-link:hover {
    background: linear-gradient(45deg, var(--btn-hover-gradient-start), var(--btn-hover-gradient-end));
    transform: scale(1.05);
    box-shadow: 0 0 15px var(--btn-hover-shadow);
}

button:disabled {
    background: gray;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

#errorMsg {
    color: var(--error-color);
    margin-top: 10px;
    min-height: 20px;
}

/*===[QUIZ ESPECÍFICO]===*/
.pergunta {
    margin-bottom: 20px;
    font-size: clamp(1rem, 2.5vw, 1.2rem);
}

/* Estilos para botões de dificuldade */
.difficulty-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin: 15px 0;
}

.btn-difficulty {
    background: var(--input-bg);
    border: 2px solid var(--container-shadow);
    padding: 12px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 14px;
    transition: 0.3s;
    color: var(--text-color);
    font-family: var(--font-family);
    opacity: 0.7;
}

.btn-difficulty:hover {
    opacity: 1;
    border-color: var(--focus-shadow);
}

.btn-difficulty.active {
    opacity: 1;
    background: linear-gradient(45deg, var(--btn-gradient-start), var(--btn-gradient-end));
    color: white;
    border-color: transparent;
    box-shadow: 0 0 10px var(--focus-shadow);
    transform: scale(1.05);
}

#answers button {
    margin: 5px 0;
    width: 100%;
}

#answers button.btn-correta {
    background: var(--correct-color) !important;
}

#answers button.btn-incorreta {
    background: var(--incorrect-color) !important;
}

#feedback {
    margin-top: 10px;
    font-weight: bold;
    min-height: 24px;
}

#info-extra {
    margin-top: 15px;
    padding: 15px;
    background: var(--input-bg);
    border-radius: 8px;
    font-style: italic;
    max-height: 250px;
    overflow-y: auto;
    text-align: left;
}

#info-extra img {
    max-width: 100%;
    border-radius: 8px;
    margin-bottom: 10px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

#pontos-usuario {
    margin-top: 15px;
    font-size: 1.1em;
    font-weight: bold;
}

#timer {
    font-size: 1.2em;
    margin-bottom: 15px;
    color: var(--timer-color);
    text-shadow: 0 0 8px var(--timer-color);
}

.quiz-botoes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
    margin-top: 15px;
}

/*===[RESULTADO E CRÉDITOS]===*/
.rocket {
    display: inline-block;
    animation: flutuar 2s ease-in-out infinite;
}

@keyframes flutuar {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

#lista-ranking {
    list-style-position: inside;
    text-align: left;
}

#lista-ranking li {
    margin-bottom: 8px;
}

.creditos-lista {
    list-style: none;
    padding: 0;
    margin-top: 20px;
}

.creditos-lista li {
    margin-bottom: 10px;
}

.estrela-nome {
    animation: brilharEstrela 2s infinite ease-in-out;
    color: #fff;
    font-weight: bold;
    font-size: 1.2em;
    display: inline-block;
}

body.light-theme .estrela-nome {
    animation: none;
    color: var(--text-color);
    text-shadow: none;
}

@keyframes brilharEstrela {

    0%,
    100% {
        text-shadow: 0 0 5px #fff, 0 0 10px #0ff, 0 0 15px #0ff;
    }

    50% {
        text-shadow: 0 0 20px #fff, 0 0 30px #0ff, 0 0 40px #0ff;
    }
}

/*===[MODAL]===*/
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1001;
}

.modal-content {
    background: var(--bg-color);
    color: var(--text-color);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 0 20px var(--container-shadow);
    width: 90%;
    max-width: 400px;
    text-align: center;
    border: 1px solid var(--focus-shadow);
}

.modal-content p {
    margin-bottom: 20px;
}

.modal-buttons {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.modal-buttons button {
    width: auto;
    padding: 10px 20px;
}

/*===[BOTÃO DE TEMA]===*/
.botao-tema {
    position: fixed;
    width: 150px;
    top: 20px;
    right: 20px;
    background-color: var(--container-bg);
    padding: 10px 15px;
    border-radius: 8px;
    color: var(--text-color);
    z-index: 1000;
}

/*===[RESPONSIVIDADE]===*/
@media (max-width: 768px) {
    .view {
        width: 95%;
        padding: 20px;
    }

    .astronaut {
        width: 60px;
        right: 20px;
        top: 20px;
    }

    .botao-tema {
        width: auto;
        font-size: 12px;
        padding: 8px 10px;
        top: 15px;
        right: 15px;
    }
}