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

body {
    font-family: 'Segoe UI', 'Nunito', sans-serif;
    background: #0f172a;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

    body::before {
        content: '';
        position: absolute;
        width: 300px;
        height: 300px;
        background: radial-gradient(circle, rgba(139, 92, 246, 0.3) 0%, transparent 70%);
        top: -100px;
        right: -100px;
        border-radius: 50%;
    }

    body::after {
        content: '';
        position: absolute;
        width: 400px;
        height: 400px;
        background: radial-gradient(circle, rgba(99, 102, 241, 0.2) 0%, transparent 70%);
        bottom: -150px;
        left: -150px;
        border-radius: 50%;
    }

.login-wrapper {
    position: relative;
    z-index: 1;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-container {
    width: 100%;
    max-width: 450px;
    margin: 20px;
}

.login-card {
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(20px);
    border-radius: 32px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease;
}

    .login-card:hover {
        transform: translateY(-5px);
    }

.login-header {
    background: linear-gradient(135deg, #1e293b, #0f172a);
    padding: 35px;
    text-align: center;
    color: white;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

    .login-header i {
        font-size: 55px;
        margin-bottom: 15px;
        background: linear-gradient(135deg, #a78bfa, #60a5fa);
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
    }

    .login-header h1 {
        font-size: 26px;
        font-weight: 700;
        margin: 0;
        background: linear-gradient(135deg, #a78bfa, #60a5fa);
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
    }

    .login-header p {
        font-size: 13px;
        color: #94a3b8;
        margin-top: 8px;
    }

.login-body {
    padding: 35px;
}

    .login-body .form-label {
        font-weight: 600;
        color: #e2e8f0;
        margin-bottom: 8px;
        display: block;
        font-size: 14px;
    }

    .login-body .input-group {
        border: 1.5px solid #334155;
        border-radius: 16px;
        transition: all 0.3s;
        background: #1e293b;
    }

        .login-body .input-group:focus-within {
            border-color: #8b5cf6;
            box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
        }

    .login-body .input-group-text {
        background: transparent;
        border: none;
        color: #94a3b8;
        padding-left: 15px;
    }

    .login-body .form-control {
        border: none;
        background: transparent;
        padding: 12px 0;
        font-size: 14px;
        color: #f1f5f9;
    }

        .login-body .form-control::placeholder {
            color: #64748b;
        }

        .login-body .form-control:focus {
            box-shadow: none;
            background: transparent;
        }

.btn-login {
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
    border: none;
    border-radius: 16px;
    padding: 12px 25px;
    font-weight: 600;
    font-size: 16px;
    width: 100%;
    color: white;
    transition: all 0.3s;
    margin-top: 10px;
}

    .btn-login:hover {
        transform: translateY(-2px);
        box-shadow: 0 10px 20px -5px rgba(139, 92, 246, 0.4);
    }

.login-footer {
    text-align: center;
    padding: 20px;
    background: rgba(0, 0, 0, 0.3);
    font-size: 12px;
    color: #94a3b8;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

    .login-footer i {
        color: #8b5cf6;
    }

.login-version {
    text-align: center;
    margin-top: 15px;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
}