:root {
    --vivo-purple: #660099;
    --vivo-magenta: #cb0d72;
    --text-dark: #333;
}

* { box-sizing: border-box; margin: 0; padding: 0; outline: none; }

body.login-page {
    font-family: 'Nunito', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(135deg, #fdfbfd 0%, #f3e5f5 100%);
    overflow: hidden;
}

/* Bolas de fundo animadas */
body.login-page::before {
    content: ''; position: absolute; top: -10%; left: -10%;
    width: 50vw; height: 50vw; background: var(--vivo-purple);
    filter: blur(120px); opacity: 0.3; z-index: -1;
    border-radius: 50%;
}
body.login-page::after {
    content: ''; position: absolute; bottom: -10%; right: -10%;
    width: 50vw; height: 50vw; background: var(--vivo-magenta);
    filter: blur(120px); opacity: 0.2; z-index: -1;
    border-radius: 50%;
}

.login-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    padding: 50px 40px;
    border-radius: 30px;
    width: 100%;
    max-width: 400px;
    text-align: center;
    box-shadow: 0 15px 35px rgba(102, 0, 153, 0.15);
    animation: fadeInUp 0.8s ease;
}

.login-logo {
    font-size: 3rem;
    color: var(--vivo-purple);
    margin-bottom: 10px;
}

.login-title {
    color: var(--text-dark);
    margin-bottom: 30px;
    font-weight: 800;
}

.flash-msg {
    background: #ffcccc; color: #cc0000;
    padding: 10px; border-radius: 10px;
    margin-bottom: 20px; font-size: 0.9rem;
}

.input-group { margin-bottom: 20px; text-align: left; }
.input-group label { display: block; margin-bottom: 5px; font-weight: 600; color: #555; }
.input-group input {
    width: 100%; padding: 12px;
    border: 2px solid #eee; border-radius: 10px;
    font-family: 'Nunito'; font-size: 1rem;
    background: rgba(255,255,255,0.9);
}
.input-group input:focus { border-color: var(--vivo-purple); }

.btn-primary {
    background: linear-gradient(90deg, var(--vivo-purple), #8e24aa);
    color: white; border: none; width: 100%;
    padding: 15px; font-size: 1.1rem; border-radius: 50px;
    font-weight: 700; cursor: pointer; transition: 0.3s;
    box-shadow: 0 5px 15px rgba(102, 0, 153, 0.3);
}
.btn-primary:hover { transform: translateY(-2px); }

.footer-text { margin-top: 20px; font-size: 0.8rem; color: #888; }

@keyframes fadeInUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}