:root {
    --primary-accent: #00f2fe; /* Ciano Tecnológico */
    --secondary-accent: #4facfe; /* Azul Performance */
    --bg-dark: #0f172a; /* Deep Navy */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

body, html {
    height: 100%;
    margin: 0;
    font-family: 'Poppins', sans-serif;
    color: #fff;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Fundo Animado */
.bg-animate {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 50% 50%, #1e293b 0%, #0f172a 100%);
}

    .bg-animate::after {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-image: url("https://www.transparenttextures.com/patterns/carbon-fibre.png");
        opacity: 0.1;
    }

/* Efeito de Luz em movimento */
.glow-sphere {
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--secondary-accent), transparent 70%);
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: move 20s infinite alternate;
}

@keyframes move {
    from {
        transform: translate(-20%, -20%);
    }

    to {
        transform: translate(120%, 80%);
    }
}

/* Card de Login */
.login-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
}

.img-container {
    text-align: center;
    margin-bottom: 30px;
}

#logo {
    width: 357px;
    filter: drop-shadow(0 0 10px var(--primary-accent));
}

.system-branding {
    text-align: center;
    margin-bottom: 40px;
}

    .system-branding h2 {
        font-family: 'Montserrat', sans-serif;
        font-weight: 800;
        letter-spacing: 4px;
        margin-bottom: 0;
        background: linear-gradient(to right, #fff, var(--primary-accent));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .system-branding span {
        font-size: 0.75rem;
        text-transform: uppercase;
        letter-spacing: 5px;
        color: var(--secondary-accent);
        opacity: 0.8;
    }

/* Inputs */
.wrap-input {
    position: relative;
    margin-bottom: 25px;
}

.input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--secondary-accent);
    transition: 0.3s;
}

.input-field {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 14px 15px 14px 45px;
    color: #fff;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

    .input-field:focus {
        outline: none;
        border-color: var(--primary-accent);
        box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
        background: rgba(0, 0, 0, 0.4);
    }

    .input-field::placeholder {
        color: rgba(255, 255, 255, 0.3);
    }

/* Botão */
.btn-login {
    width: 100%;
    padding: 14px;
    border-radius: 12px;
    border: none;
    background: linear-gradient(45deg, var(--secondary-accent), var(--primary-accent));
    color: #0f172a;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

    .btn-login:hover:not(:disabled) {
        transform: translateY(-2px);
        box-shadow: 0 10px 20px rgba(0, 242, 254, 0.3);
        filter: brightness(1.1);
    }

    .btn-login:disabled {
        opacity: 0.5;
        cursor: not-allowed;
        filter: grayscale(1);
    }

.esqueci {
    display: block;
    text-align: center;
    margin-top: 25px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: 0.3s;
}

    .esqueci:hover {
        color: var(--primary-accent);
    }

/* Modais */
.modal-content {
    background: #1e293b;
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    color: #fff;
}

.form-control-custom {
    background: rgba(0, 0, 0, 0.3) !important;
    border: 1px solid var(--glass-border) !important;
    color: #fff !important;
    border-radius: 10px;
}

.rule-item {
    font-size: 0.75rem;
    margin-bottom: 5px;
    transition: 0.3s;
}

.rule-valid {
    color: var(--primary-accent);
}

.rule-invalid {
    color: rgba(255,255,255,0.2);
}

/* Mobile Adjustments */
@media (max-width: 480px) {
    .login-card {
        padding: 30px 20px;
        margin: 15px;
    }
}