/* style.css - Quizzio v6.0 */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&family=Space+Mono:wght@400;700&display=swap');

:root {
    --azul:            #38bdf8;
    --azul-dark:       #0ea5e9;
    --azul-hover:      #0284c7;
    --fundo:           #0a1628;
    --fundo2:          #0f1f3d;
    --card:            rgba(255,255,255,0.05);
    --card-hover:      rgba(255,255,255,0.09);
    --texto:           #f1f5f9;
    --texto-muted:     #94a3b8;
    --borda:           rgba(56,189,248,0.18);
    --verde:           #22c55e;
    --verde-dark:      #16a34a;
    --perigo:          #ef4444;
    --perigo-dark:     #dc2626;
    --cinza:           #64748b;
    --cinza-dark:      #475569;
    --borda-raio:      14px;
    --sombra:          0 16px 40px rgba(0,0,0,0.5);

    /* Compat com código antigo */
    --cor-primaria:        var(--verde);
    --cor-primaria-hover:  var(--verde-dark);
    --cor-secundaria:      var(--azul);
    --cor-secundaria-hover:var(--azul-dark);
    --cor-perigo:          var(--perigo);
    --cor-perigo-hover:    var(--perigo-dark);
    --cor-fundo-card:      transparent;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--fundo);
    background-image:
        radial-gradient(ellipse 80% 50% at 15% 10%, rgba(56,189,248,0.07) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 85% 80%, rgba(14,165,233,0.05) 0%, transparent 50%);
    background-attachment: fixed;
    color: var(--texto);
    min-height: 100vh;
    padding: 40px 20px;
}

/* ===== CONTAINER ===== */
.container {
    background: var(--card);
    border: 1px solid var(--borda);
    width: 100%;
    max-width: 750px;
    margin: 0 auto;
    padding: 36px 40px;
    border-radius: 20px;
    box-shadow: var(--sombra);
    text-align: center;
    backdrop-filter: blur(6px);
}

h1, h2, h3, h4 { color: var(--texto); font-weight: 600; }
h1 { font-size: clamp(1.6rem, 4vw, 2.2rem); margin-bottom: 12px; }
h2 { font-size: clamp(1.3rem, 3vw, 1.7rem); margin-bottom: 10px; }
p  { color: var(--texto-muted); line-height: 1.7; }

/* ===== BOTÕES ===== */
.btn, button:not(.btn-remover-alt):not(.btn-remover-questao) {
    padding: 12px 22px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
    display: inline-block;
    color: #fff;
    letter-spacing: 0.3px;
}

.btn-bloco { display: block; width: 100%; margin-top: 10px; }
.btn-sm    { padding: 9px 16px; font-size: 13px; }

.btn-primario, .action-btn {
    background: linear-gradient(135deg, var(--verde), var(--verde-dark));
    color: #fff;
}
.btn-primario:hover, .action-btn:hover {
    background: linear-gradient(135deg, var(--verde-dark), #15803d);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(34,197,94,0.3);
}

.btn-secundario {
    background: rgba(56,189,248,0.12);
    border: 1px solid var(--borda);
    color: var(--azul);
}
.btn-secundario:hover {
    background: rgba(56,189,248,0.22);
    border-color: var(--azul);
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(56,189,248,0.15);
}

.btn-perigo {
    background: rgba(239,68,68,0.15);
    border: 1px solid rgba(239,68,68,0.25);
    color: #fca5a5;
}
.btn-perigo:hover {
    background: rgba(239,68,68,0.28);
    transform: translateY(-2px);
}

/* ===== NAV (para páginas que quiserem usar) ===== */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 30px;
    background: rgba(10,22,40,0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--borda);
    margin-bottom: 30px;
    border-radius: 14px;
    max-width: 750px;
    margin: 0 auto 30px;
}

/* ===== INPUTS ===== */
input[type="text"],
input[type="email"],
input[type="password"],
textarea {
    width: 100%;
    max-width: 420px;
    padding: 13px 16px;
    margin-bottom: 15px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--borda);
    border-radius: 10px;
    font-size: 14px;
    font-family: 'Poppins', sans-serif;
    color: var(--texto);
    outline: none;
    transition: border-color 0.25s, background 0.25s;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

input[type="text"]::placeholder,
input[type="email"]::placeholder,
input[type="password"]::placeholder,
textarea::placeholder { color: var(--texto-muted); }

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
textarea:focus {
    border-color: var(--azul);
    background: rgba(56,189,248,0.06);
}

.form-group { text-align: left; max-width: 420px; margin: 0 auto 6px; }
.form-group label { display: block; margin-bottom: 6px; font-weight: 600; color: var(--texto-muted); font-size: 13px; letter-spacing: 0.4px; }

/* ===== CARDS DE QUIZ (index.php / painel.php) ===== */
.quiz-list { margin-top: 20px; text-align: left; }

.quiz-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--borda);
    border-radius: 14px;
    padding: 18px 20px;
    margin-bottom: 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    transition: all 0.25s;
}

.quiz-card:hover {
    border-color: rgba(56,189,248,0.35);
    background: rgba(56,189,248,0.05);
    transform: translateY(-2px);
}

.quiz-info h3 { margin: 0 0 4px; color: var(--texto); font-size: 16px; }
.quiz-info p  { margin: 0; color: var(--texto-muted); font-size: 13px; line-height: 1.4; }
.quiz-acoes   { display: flex; gap: 8px; flex-wrap: wrap; flex-shrink: 0; }

/* ===== JOGO ===== */
.progress-bar {
    height: 6px;
    background: rgba(255,255,255,0.08);
    border-radius: 999px;
    margin: 20px 0;
    overflow: hidden;
}
.progress {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--azul-dark), var(--azul));
    transition: width 0.4s ease-out;
    border-radius: 999px;
}

.answers button {
    display: block;
    width: 100%;
    margin: 10px 0;
    padding: 14px 18px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    color: var(--texto);
    text-align: left;
    border-radius: 10px;
    font-size: 14px;
    transition: all 0.2s;
}

.answers button:hover:not(:disabled) {
    background: rgba(56,189,248,0.1);
    border-color: var(--azul);
    transform: translateX(4px);
    box-shadow: none;
}

.correct {
    background: rgba(34,197,94,0.18) !important;
    border-color: var(--verde) !important;
    color: #86efac !important;
}
.wrong {
    background: rgba(239,68,68,0.18) !important;
    border-color: var(--perigo) !important;
    color: #fca5a5 !important;
}

/* ===== RANKING ===== */
.ranking-box {
    background: rgba(255,255,255,0.03);
    border-radius: 14px;
    padding: 20px;
    margin: 20px auto 10px;
    max-width: 480px;
    border: 1px solid var(--borda);
}

.ranking-list { list-style: none; padding: 0; margin: 0; }

.ranking-list li {
    padding: 11px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    font-weight: 500;
    color: var(--texto);
}
.ranking-list li:last-child { border-bottom: none; }
.ranking-list li span { color: var(--azul); }
.ranking-list li strong {
    font-family: 'Space Mono', monospace;
    font-size: 13px;
    color: var(--verde);
}

/* ===== MENSAGEM DE ERRO/SUCESSO ===== */
.msg-erro {
    background: rgba(239,68,68,0.12);
    color: #fca5a5;
    border: 1px solid rgba(239,68,68,0.25);
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-weight: 600;
    font-size: 14px;
}

.msg-sucesso {
    background: rgba(34,197,94,0.12);
    color: #86efac;
    border: 1px solid rgba(34,197,94,0.25);
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-weight: 600;
    font-size: 14px;
}

/* ===== CRIADOR DE QUIZ ===== */
.questao-box {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--borda);
    border-left: 4px solid var(--azul);
    padding: 22px;
    margin-bottom: 20px;
    border-radius: 12px;
    text-align: left;
}

.alternativa-box {
    display: flex;
    align-items: center;
    margin-top: 10px;
    gap: 10px;
    width: 100%;
}

.alternativa-box input[type="text"] {
    margin: 0;
    flex-grow: 1;
    max-width: none;
}

.alternativa-box input[type="radio"] {
    transform: scale(1.4);
    cursor: pointer;
    flex-shrink: 0;
    accent-color: var(--azul);
}

.btn-remover-alt {
    background: rgba(239,68,68,0.15);
    color: #fca5a5;
    border: 1px solid rgba(239,68,68,0.25);
    border-radius: 8px;
    padding: 10px 14px;
    cursor: pointer;
    font-weight: bold;
    font-family: 'Poppins', sans-serif;
    font-size: 13px;
    transition: all 0.2s;
    flex-shrink: 0;
}
.btn-remover-alt:hover { background: rgba(239,68,68,0.28); }

.btn-remover-questao {
    background: rgba(239,68,68,0.12);
    color: #fca5a5;
    border: 1px solid rgba(239,68,68,0.2);
    border-radius: 8px;
    padding: 8px 14px;
    cursor: pointer;
    font-family: 'Poppins', sans-serif;
    font-size: 12px;
    font-weight: 600;
    transition: all 0.2s;
}
.btn-remover-questao:hover { background: rgba(239,68,68,0.25); }

/* ===== DIVIDER ===== */
.divider {
    border: none;
    border-top: 1px solid rgba(255,255,255,0.07);
    margin: 24px 0;
}

/* ===== LINKS ===== */
a { color: var(--azul); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--azul-dark); }

/* ===== OCULTAR ELEMENTOS DE JOGO ===== */
#quiz-screen, #result-screen, #nextBtn, .ranking-inicio-box { display: none; }

/* ===== RESPONSIVO ===== */
@media (max-width: 600px) {
    body { padding: 16px 12px; }
    .container { padding: 24px 18px; }
    .quiz-card { flex-direction: column; align-items: flex-start; }
    .quiz-acoes { width: 100%; }
    .quiz-acoes .btn { flex: 1; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; animation: none !important; }
}