:root {
    --paypay: #00c853;
    --unitel: #ff6b00;
    --africel: #ffce00;
    --bg-dark: #010409;
    --surface: #0d1117;
    --glass: rgba(255, 255, 255, 0.03);
    --border: rgba(255, 255, 255, 0.08);
    --gold: #ffd700;
    --diamond: #b9f2ff;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', sans-serif; }

body { 
    background: var(--bg-dark); 
    color: #fff; 
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Glassmorphism 4K */
.premium-card {
    background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.01) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 28px;
    padding: 25px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.6);
}

/* Badges de Nível */
.badge-rank {
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}
.rank-cadete { background: #64748b; color: #fff; }
.rank-ouro { background: var(--gold); color: #000; }
.rank-elite { background: #ff4444; color: #fff; }
.rank-desafiante { background: var(--diamond); color: #000; animation: pulse 2s infinite; }

@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(185, 242, 255, 0.4); } 70% { box-shadow: 0 0 0 15px rgba(185, 242, 255, 0); } 100% { box-shadow: 0 0 0 0 rgba(185, 242, 255, 0); } }

/* Inputs Estilizados */
.ultra-input {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    padding: 20px;
    border-radius: 20px;
    color: #fff;
    width: 100%;
    margin-bottom: 15px;
    font-size: 15px;
    transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.ultra-input:focus { border-color: var(--paypay); background: rgba(0,200,83,0.05); outline: none; }

.btn-main {
    background: linear-gradient(90deg, #00c853, #07eb62);
    color: #000; border: none; padding: 20px; border-radius: 22px;
    font-weight: 800; font-size: 16px; width: 100%; cursor: pointer;
    box-shadow: 0 10px 30px rgba(0, 200, 83, 0.3);
}

.bottom-nav {
    position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
    width: 92%; height: 75px; background: rgba(13, 17, 23, 0.9);
    backdrop-filter: blur(20px); border: 1px solid var(--border);
    border-radius: 30px; display: flex; justify-content: space-around;
    align-items: center; z-index: 9999;
}

/* NOVO: Estilo do Botão de Troca */
.btn-troca {
    margin-top: 5px;
    background: var(--africel);
    color: #000;
    border: none;
    font-size: 8px;
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 900;
    cursor: pointer;
    transition: 0.3s;
}
.btn-troca:active { transform: scale(0.95); }

/* Estado do campo de número */
.input-lock {
    opacity: 0.4;
    pointer-events: none;
    filter: grayscale(1);
    transition: 0.4s;
}
.input-unlock {
    opacity: 1;
    pointer-events: all;
    filter: grayscale(0);
    border-color: var(--paypay);
}

/* Estilos adicionais para Atividades */
#lista-atividades div {
    transition: 0.3s;
}

#lista-atividades div:hover {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 12px;
}

canvas {
    filter: drop-shadow(0px 10px 15px rgba(0, 200, 83, 0.2));
}

.nav-item i {
    font-size: 20px;
    opacity: 0.5;
    transition: 0.3s;
}

.nav-item.active i {
    opacity: 1;
    color: var(--paypay);
}

/* Barra de Convite Premium */
.invite-banner {
    background: linear-gradient(90deg, rgba(0, 200, 83, 0.2), rgba(255, 204, 0, 0.1));
    border: 1px dashed var(--paypay);
    border-radius: 20px;
    padding: 15px;
    margin-top: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
    transition: 0.3s;
    animation: pulse-border 2s infinite;
}

.invite-banner:active {
    transform: scale(0.98);
}

.invite-icon {
    width: 45px;
    height: 45px;
    background: var(--paypay);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #000;
    box-shadow: 0 0 15px rgba(0, 200, 83, 0.4);
}

@keyframes pulse-border {
    0% { border-color: var(--paypay); box-shadow: 0 0 0px rgba(0, 200, 83, 0); }
    50% { border-color: #fff; box-shadow: 0 0 10px rgba(0, 200, 83, 0.2); }
    100% { border-color: var(--paypay); box-shadow: 0 0 0px rgba(0, 200, 83, 0); }
}